/* ===== RESET & ROOT — Resend Style System ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Resend Radii scale (strict 6px / 16px / 24px) */
  --radius-btn:   6px;
  --radius-badge: 6px;
  --radius-input: 6px;
  --radius-card:  16px;
  --radius-panel: 24px;
  --radius-pill:  9999px;
  --radius:       16px;

  --nav-h:        64px;
  --trans:        0.15s ease-out;

  /* Typography — Claude Editorial System */
  --font-sans:    'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif:   'Newsreader', 'Lora', 'Playfair Display', Georgia, serif;
  --font-display: 'Newsreader', 'Lora', 'Playfair Display', Georgia, serif;
  --font-mono:    'JetBrains Mono', 'Commit Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* DARK THEME — Claude-inspired warm obsidian & velvet */
[data-theme="dark"] {
  --bg:           #181816;
  --bg2:          #232220;
  --bg3:          #2c2b28;
  --bg-canvas:    #181816;
  --bg-surface:   #232220;
  --bg-subtle:    #2c2b28;
  --card-bg:      #232220;
  --card-hover:   #2c2b28;
  --border:       #33312E;
  --border-subtle:#33312E;
  --border-hover: #4e4d47;
  --fg:           #EDE8DF;
  --fg2:          #e8e4da;
  --fg3:          #b8b6b0;
  --fg4:          #7e7c77;
  --shadow:       none;
  --shadow-lg:    none;
  --shadow-subtle:rgba(255, 255, 255, 0.05) 0px 0px 0px 1px;

  /* Accent Tokens — Claude Vibrant Terracotta */
  --accent:       #E06D53;
  --accent-glow:  #E27D60;
  --accent2:      #cda970;
  --accent-rgb:   224, 109, 83;
  --green:        #3ad389;
  --red:          #ff9592;
  --amber:        #ffca16;
}

/* LIGHT THEME — Claude-inspired warm ivory & stone */
:root, [data-theme="light"] {
  --bg:           #FAF7F2;
  --bg2:          #F4F3EE;
  --bg3:          #ebe7dc;
  --bg-canvas:    #FAF7F2;
  --bg-surface:   #FFFFFF;
  --bg-subtle:    #F4F3EE;
  --card-bg:      #FFFFFF;
  --card-hover:   #f4f3ee;
  --border:       #E5DFD5;
  --border-subtle:#E5DFD5;
  --border-hover: #d0ccc2;
  --fg:           #1F1E1D;
  --fg2:          #3d3b35;
  --fg3:          #5E5D59;
  --fg4:          #8A8985;
  --shadow:       none;
  --shadow-lg:    none;
  --shadow-subtle:rgba(0, 0, 0, 0.05) 0px 0px 0px 1px;

  /* Accent Tokens — Claude Signature Terracotta */
  --accent:       #CC5636;
  --accent-glow:  #D97757;
  --accent2:      #8a6f47;
  --accent-rgb:   204, 86, 54;
  --green:        #30a46c;
  --red:          #e5484d;
  --amber:        #f5d90a;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  line-height: 1.6;
  transition: background var(--trans), color var(--trans);
  overflow-x: hidden;
}

h1, h2, h3, .hero-title, .section-title, .serif-heading {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.015em;
}

/* ===== ACCESSIBILITY: SKIP LINK & FOCUS-VISIBLE ===== */
.skip-link {
  position: absolute;
  top: -120px;
  left: 20px;
  background: var(--accent);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  z-index: 10000;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 16px;
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2.5px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .cursor {
    animation: none !important;
    opacity: 1 !important;
  }
}

/* ===== READING PROGRESS ===== */
#reading-progress {
  position: fixed;
  top: 0; left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--trans), border-color var(--trans);
}
[data-theme="light"] #navbar { background: rgba(247, 245, 239, 0.90); }
#navbar.scrolled { border-bottom-color: var(--border-hover); }

/* Lang toggle button */
.lang-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--fg3);
  padding: 6px 10px;
  letter-spacing: 0.06em;
  transition: all var(--trans);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 4px;
}
.lang-btn:hover { color: var(--fg); border-color: var(--border-hover); background: var(--bg3); }
.lang-btn .lang-flag { font-size: 14px; }

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.nav-logo-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--accent);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.nav-logo:hover .nav-logo-avatar {
  transform: scale(1.1) rotate(6deg);
  box-shadow: 0 0 10px rgba(224, 109, 83, 0.4);
}
.logo-bracket { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0 auto;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-btn);
  color: var(--fg4);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 400;
  transition: color var(--trans), background var(--trans);
}
.nav-link:hover, .nav-link.active { color: var(--fg); background: transparent; }
.nav-link--github { color: var(--accent); }
.nav-link--github:hover { color: var(--accent-glow); }

/* Right actions group (Theme, Lang, Nav-toggle) */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Quick 1-tap Theme Button */
.theme-quick-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-size: 16px;
  color: var(--fg2);
  transition: all var(--trans);
  flex-shrink: 0;
}
.theme-quick-btn:hover {
  border-color: var(--border-hover);
  color: var(--fg);
  background: var(--bg3);
}
.theme-quick-btn:active {
  transform: scale(0.96);
}
.theme-quick-icon { line-height: 1; display: flex; align-items: center; justify-content: center; }

/* Desktop Theme buttons */
.theme-toggle-group {
  display: flex;
  gap: 2px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 2px;
  flex-shrink: 0;
}
.theme-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--fg3);
  transition: background var(--trans), color var(--trans);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-btn:hover { color: var(--fg); }
.theme-btn.active {
  background: var(--accent);
  color: #ffffff;
}

/* Hamburger toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  width: 36px;
  height: 36px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--fg);
  border-radius: 1px;
  transition: transform var(--trans), opacity var(--trans);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Drawer Theme Section */
.mobile-theme-menu {
  display: none;
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.mobile-theme-title {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--fg3);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
}
.mobile-theme-switcher {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.mobile-theme-opt {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 4px;
  min-height: 44px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  color: var(--fg3);
  transition: all var(--trans);
  font-family: var(--font-sans);
}
.mobile-theme-opt:hover {
  border-color: var(--border-hover);
  color: var(--fg);
}
.mobile-theme-opt.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 500;
}
.mobile-theme-opt .opt-icon { font-size: 15px; }
.mobile-theme-opt .opt-text { font-size: 0.72rem; white-space: nowrap; }

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== SECTIONS ===== */
.section {
  padding: 96px 0;
  background: var(--bg);
}
.section:first-child { padding-top: calc(var(--nav-h) + 48px); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: -0.035em;
  color: var(--fg);
}
.section-desc {
  color: var(--fg3);
  font-size: 1rem;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===== BUTTONS (Ghost on Black Signature) ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-btn);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--trans);
  font-family: var(--font-sans);
  background: transparent;
  color: var(--fg);
  line-height: 1.3;
}
.btn-primary {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}
.btn-primary:hover {
  border-color: var(--accent-glow);
  background: var(--accent-glow);
  color: #ffffff;
  transform: translateY(-1px);
}
[data-theme="light"] .btn-primary:hover {
  border-color: var(--accent-glow);
  background: var(--accent-glow);
}
.btn-outline {
  background: transparent;
  color: var(--fg2);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: #ffffff;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--fg4);
  border-color: transparent;
}
.btn-ghost:hover {
  color: var(--fg);
  border-color: var(--border);
  transform: translateY(-1px);
}
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 0.95rem; width: 100%; justify-content: center; }

/* ===== HERO ===== */
.hero-section {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse at center, black 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 25%, transparent 75%);
  pointer-events: none;
}
[data-theme="light"] .hero-bg-grid {
  opacity: 0.4;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Resend Hero Announcement Pill & Avatar */
.hero-top-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}
.hero-avatar-wrapper {
  position: relative;
  width: 58px;
  height: 58px;
  flex-shrink: 0;
}
.hero-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
  box-shadow: 0 0 20px rgba(224, 109, 83, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.hero-avatar-wrapper:hover .hero-avatar-img {
  transform: scale(1.08) rotate(4deg);
  box-shadow: 0 0 28px rgba(224, 109, 83, 0.6);
}
.hero-avatar-status {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 14px;
  height: 14px;
  background: #3fb950;
  border: 2px solid #000000;
  border-radius: 50%;
  box-shadow: 0 0 8px #3fb950;
  animation: pulse 2.2s ease-in-out infinite;
}
[data-theme="light"] .hero-avatar-status {
  border-color: #ffffff;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 0.8125rem;
  color: var(--fg2);
  margin-bottom: 0;
  font-weight: 400;
  letter-spacing: 0.01em;
  transition: border-color var(--trans);
}
.hero-badge:hover {
  border-color: var(--border-hover);
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(1.35);opacity:0.75} }

/* Hero Headline */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  min-height: auto;
  color: var(--fg);
}

.cursor {
  color: var(--accent);
  animation: blink-cursor 1s step-end infinite;
  font-weight: 300;
  font-family: var(--font-sans);
}
@keyframes blink-cursor { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-sub {
  font-size: 1.05rem;
  color: var(--fg3);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.65;
}
.hero-sub strong { color: var(--fg2); font-weight: 500; }

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}
.btn-cv {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-color: rgba(224, 109, 83, 0.45);
  color: var(--accent);
}
.btn-cv:hover {
  border-color: var(--accent);
  background: rgba(224, 109, 83, 0.12);
  color: #ffffff;
  box-shadow: 0 0 20px rgba(224, 109, 83, 0.25);
}
[data-theme="light"] .btn-cv:hover {
  color: var(--accent);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat-item { text-align: left; }
.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--fg);
}
.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}
.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

/* Terminal card (Resend Luxury Terminal Aesthetic) */
.terminal-card {
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: none;
  animation: float 6s ease-in-out infinite;
  transition: border-color var(--trans);
}
.terminal-card:hover {
  border-color: var(--border-hover);
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
[data-theme="light"] .terminal-card {
  background: #ffffff;
  border: 1px solid var(--border);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: transparent;
  border-bottom: 1px solid var(--border);
}
.t-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.t-red    { background: #ff5f57; }
.t-yellow { background: #febc2e; }
.t-green  { background: #28c840; }
.t-title { font-family: var(--font-mono); font-size: 0.75rem; color: var(--fg3); margin-left: 6px; }

.terminal-body { padding: 22px 24px; }
.terminal-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--fg2);
  white-space: pre-wrap;
}
.t-comment { color: var(--fg3); }
.t-var     { color: var(--accent2); }
.t-str     { color: var(--accent); }
.t-fn      { color: var(--green); }

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--fg3);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  animation: bounce 2s ease-in-out infinite;
}
.scroll-arrow {
  width: 14px; height: 14px;
  border-right: 1.5px solid var(--fg3);
  border-bottom: 1.5px solid var(--fg3);
  transform: rotate(45deg);
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }

/* ===== ABOUT ===== */
.about-section { background: var(--bg); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--trans), transform var(--trans);
}
.about-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}
.about-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  margin-bottom: 16px;
  transition: all var(--trans);
}
.about-card:hover .about-card-icon {
  border-color: var(--border-hover);
  color: #ffffff;
}
.about-card h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; color: var(--fg); }
.about-card p  { font-size: 0.85rem; color: var(--fg3); line-height: 1.6; }
.about-card strong { color: var(--fg2); font-weight: 500; }

/* Skills panel */
.skills-panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
}
.skills-title { font-size: 1rem; font-weight: 600; margin-bottom: 18px; color: var(--fg); }

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.skill-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-badge);
  font-size: 0.8rem;
  font-weight: 500;
  font-family: var(--font-mono);
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--fg2);
  transition: border-color var(--trans), color var(--trans);
  cursor: default;
}
.skill-badge:hover {
  border-color: var(--border-hover);
  color: var(--fg);
}
.skill-html   { color: #e44d26; }
.skill-css    { color: #1572b6; }
.skill-js     { color: #e5c07b; }
.skill-python { color: #3776ab; }
.skill-c      { color: #5a9fd4; }
.skill-git    { color: #f05033; }
.skill-github { color: var(--accent); }
.skill-vscode { color: #007acc; }

.learning-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 14px 16px;
  font-size: 0.85rem;
}
.learning-note-icon {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.learning-note p { color: var(--fg3); line-height: 1.5; }
.learning-note strong { color: var(--fg2); font-weight: 500; }

/* ===== PROJECTS ===== */
.projects-section { background: var(--bg); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--trans), transform var(--trans);
}
.project-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}
.project-card--linked {
  position: relative;
  cursor: pointer;
}
.project-card--live .project-link-live::after,
.project-card--github .project-link-gh::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: var(--radius-card);
}
.project-card--live .project-link-gh {
  position: relative;
  z-index: 2;
}
.project-card--linked:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.project-card--wip {
  border-color: rgba(255, 202, 22, 0.3);
}
.project-card--wip:hover {
  border-color: var(--amber);
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}
.project-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  transition: all var(--trans);
}
.project-card:hover .project-icon {
  border-color: var(--border-hover);
  color: #ffffff;
}
.project-links { display: flex; gap: 10px; align-items: center; }
.project-links a {
  color: var(--fg3);
  text-decoration: none;
  font-size: 1rem;
  transition: color var(--trans);
  display: inline-flex;
  align-items: center;
}
.project-links a:hover { color: var(--fg); }
.wip-badge {
  background: transparent;
  color: var(--amber);
  border: 1px solid rgba(255, 202, 22, 0.4);
  border-radius: var(--radius-badge);
  padding: 2px 8px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 500;
}
.project-name {
  font-size: 0.98rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.project-desc {
  font-size: 0.85rem;
  color: var(--fg3);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 18px;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  padding: 2px 8px;
  transition: border-color var(--trans), color var(--trans);
}
.project-card:hover .project-tag {
  border-color: var(--border-hover);
}
.projects-cta { text-align: center; }

/* ===== BLOG ===== */
.blog-section { background: var(--bg); }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.blog-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--trans), transform var(--trans);
}
.blog-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}

.blog-card-img {
  background: var(--bg3);
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
}
.blog-emoji {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--accent);
  transition: all var(--trans);
}
.blog-card:hover .blog-emoji {
  border-color: var(--border-hover);
  color: #ffffff;
}
.blog-card-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }

.blog-meta {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--fg3);
  margin-bottom: 10px;
  font-family: var(--font-mono);
}
.blog-title {
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.blog-excerpt {
  font-size: 0.85rem;
  color: var(--fg3);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 16px;
}
.blog-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.blog-tag {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--fg2);
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-badge);
  padding: 2px 8px;
}
.blog-read-btn {
  background: none;
  border: none;
  color: var(--fg2);
  font-size: 0.825rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
  font-family: var(--font-mono);
  text-align: left;
  transition: all var(--trans);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.blog-read-btn:hover { gap: 7px; color: var(--accent); }

/* ===== CODE SECTION ===== */
.code-section { background: var(--bg); }
.code-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg3);
  border-radius: 10px;
  padding: 4px;
  width: fit-content;
  margin-bottom: 24px;
}
.code-tab {
  background: none;
  border: none;
  padding: 8px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg3);
  font-family: var(--font-mono);
  transition: background var(--trans), color var(--trans);
}
.code-tab:hover { color: var(--fg); }
.code-tab.active { background: var(--accent); color: #fff; }

.code-blocks { position: relative; }
.code-block-wrapper { display: none; }
.code-block-wrapper.active { display: block; }

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg3);
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  padding: 12px 18px;
  border: 1px solid var(--border);
  border-bottom: none;
}
.code-lang {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.copy-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg3);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all var(--trans);
}
.copy-btn:hover { border-color: var(--border-hover); color: var(--fg); }
.copy-btn.copied {
  background: rgba(58, 211, 137, 0.1);
  border-color: var(--green);
  color: var(--green);
}

.code-block-wrapper pre {
  margin: 0;
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  border: 1px solid var(--border);
  background: #000000 !important;
  padding: 20px 24px;
  overflow-x: auto;
}
.code-block-wrapper code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
}

/* Prism syntax highlight matching Resend developer palette */
.token.comment, .token.prolog, .token.doctype, .token.cdata { color: var(--fg3) !important; font-style: italic; }
.token.punctuation { color: var(--fg4) !important; }
.token.property, .token.tag, .token.boolean, .token.number, .token.constant, .token.symbol { color: var(--accent2) !important; }
.token.selector, .token.attr-name, .token.string, .token.char, .token.builtin { color: var(--accent) !important; }
.token.operator, .token.entity, .token.url, .language-css .token.string, .style .token.string { color: var(--fg2) !important; }
.token.atrule, .token.attr-value, .token.keyword { color: #ffffff !important; font-weight: 500; }
.token.function, .token.class-name { color: var(--green) !important; }
.token.regex, .token.important, .token.variable { color: var(--accent-glow) !important; }

/* ===== GITHUB ===== */
.github-section { background: var(--bg); }
.github-panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* Profile header */
.github-profile {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.github-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: var(--bg3);
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--border);
  position: relative;
  cursor: pointer;
  transition: border-color var(--trans), transform var(--trans);
}
.github-avatar:hover {
  transform: scale(1.03);
  border-color: var(--border-hover);
}
.avatar-zoom-badge {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  border-radius: 50%;
  z-index: 3;
  opacity: 0;
  transition: opacity var(--trans);
  pointer-events: none;
}
.github-avatar:hover .avatar-zoom-badge {
  opacity: 1;
}
.avatar-zoom-badge svg {
  transform: scale(0.85);
  transition: transform var(--trans);
}
.github-avatar:hover .avatar-zoom-badge svg {
  transform: scale(1.05);
}
.github-avatar img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  z-index: 2;
}
.github-avatar-fallback {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--accent);
  background: var(--bg3);
  border-radius: 50%;
  z-index: 1;
}

.github-info { flex: 1; }
.gh-info-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 8px;
}
.gh-info-text { flex: 1; }
.gh-name-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.github-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.github-handle {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--accent);
  text-decoration: none;
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: var(--radius-badge);
  transition: border-color var(--trans), color var(--trans);
}
.github-handle:hover {
  border-color: var(--border-hover);
  color: var(--accent-glow);
}
.gh-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  font-family: var(--font-mono);
  color: var(--green);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
}
.github-bio {
  color: var(--fg3);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-bottom: 12px;
}
.gh-meta-tags {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--fg3);
  font-family: var(--font-mono);
}
.gh-meta-item { display: inline-flex; align-items: center; gap: 4px; }
.gh-profile-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Stats grid */
.github-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.gh-stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: border-color var(--trans), transform var(--trans);
}
.gh-stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}
.gh-stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  margin-bottom: 10px;
  transition: all var(--trans);
}
.gh-stat-card:hover .gh-stat-icon {
  border-color: var(--border-hover);
  color: #ffffff;
}
.gh-stat-num {
  font-size: 1.5rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--fg);
  margin-bottom: 2px;
}
.gh-stat-label { font-size: 0.75rem; color: var(--fg3); font-family: var(--font-mono); }

/* Languages breakdown */
.github-languages {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px 24px;
}
.gh-subhead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}
.gh-subhead h4 { font-size: 0.95rem; font-weight: 600; color: var(--fg); }
.gh-subhead-note { font-size: 0.75rem; color: var(--fg3); font-family: var(--font-mono); }
.gh-lang-bar {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg3);
  border: 1px solid var(--border);
}
.gh-lang-bar-segment {
  height: 100%;
  transition: width 0.3s ease;
}
.gh-lang-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 14px;
}
.gh-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--fg3);
}
.gh-lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.gh-legend-pct {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg4);
}

/* Repositories header & filter tabs */
.repos-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}
.repos-heading { font-size: 1rem; font-weight: 600; color: var(--fg); }
.gh-filter-tabs {
  display: inline-flex;
  gap: 2px;
  background: transparent;
  padding: 2px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
}
.gh-filter-btn {
  background: none;
  border: none;
  color: var(--fg3);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--font-mono);
  transition: all var(--trans);
}
.gh-filter-btn:hover { color: var(--fg); }
.gh-filter-btn.active {
  background: var(--border);
  color: #ffffff;
}

.repos-header-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.gh-sync-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg3);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all var(--trans);
  user-select: none;
}
.gh-sync-btn:hover {
  border-color: var(--border-hover);
  color: var(--fg);
  background: var(--bg3);
}
.gh-sync-btn:active {
  transform: scale(0.96);
}
.gh-sync-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.gh-sync-btn.synced {
  border-color: var(--green);
  color: var(--green);
}
.gh-sync-icon {
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.2s ease;
}
.gh-sync-icon.spinning {
  animation: ghSpin 0.75s linear infinite;
}
@keyframes ghSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Repos grid & cards */
.repos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.repo-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  transition: border-color var(--trans), transform var(--trans);
  position: relative;
}
.repo-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}
.repo-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}
.repo-name-group {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.repo-icon { color: var(--accent); flex-shrink: 0; }
.repo-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent);
  font-family: var(--font-mono);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--trans);
}
.repo-name:hover { text-decoration: underline; color: var(--accent-glow); }
.repo-external-link {
  color: var(--fg3);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--trans);
  flex-shrink: 0;
}
.repo-external-link:hover { color: var(--fg); }
.repo-desc {
  font-size: 0.8rem;
  color: var(--fg3);
  line-height: 1.5;
  flex: 1;
}
.repo-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  gap: 8px;
}
.repo-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  color: var(--fg4);
}
.repo-lang {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--fg3);
}
.repo-lang-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.repo-stat {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.repo-view-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--fg2);
  text-decoration: none;
  transition: color var(--trans);
}
.repo-view-btn:hover { text-decoration: underline; color: var(--accent); }

.repo-skeleton {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  height: 110px;
  animation: shimmer 1.5s ease-in-out infinite;
}
@keyframes shimmer {
  0%,100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}

.project-link-gh {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ===== CONTACT ===== */
.contact-section { background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.contact-text p { color: var(--fg3); margin-bottom: 24px; font-size: 1rem; line-height: 1.65; }
.contact-text strong { color: var(--fg2); font-weight: 500; }
.contact-links { display: flex; flex-direction: column; gap: 10px; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--trans), transform var(--trans);
}
.contact-link:hover { transform: translateX(2px); border-color: var(--border-hover); }
.contact-link-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  color: var(--accent);
  flex-shrink: 0;
  transition: all var(--trans);
}
.contact-link:hover .contact-link-icon {
  border-color: var(--border-hover);
  color: #ffffff;
}
.contact-link strong { display: block; font-size: 0.925rem; font-weight: 600; color: var(--fg); margin-bottom: 2px; }
.contact-link span  { display: block; font-size: 0.8rem; color: var(--accent); font-family: var(--font-mono); }

.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 40px;
  text-align: center;
}
.contact-card-inner { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.contact-greeting { display: flex; align-items: center; gap: 14px; text-align: left; }
.greeting-emoji {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--accent);
  flex-shrink: 0;
  transition: all var(--trans);
}
.contact-card:hover .greeting-emoji {
  border-color: var(--border-hover);
  color: #ffffff;
}
.contact-greeting h3 { font-size: 1.25rem; font-weight: 600; color: var(--fg); }
.contact-greeting p { color: var(--fg3); font-size: 0.85rem; }
.contact-note { font-size: 0.825rem; color: var(--fg4); }
.contact-note a { color: var(--accent); text-decoration: none; }
.contact-note a:hover { text-decoration: underline; }

.contact-email-dialog {
  width: min(100% - 32px, 540px);
  max-height: min(90vh, 760px);
  overflow-y: auto;
  margin: auto;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--card-bg);
  color: var(--fg);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.25);
}
.contact-email-dialog::backdrop { background: rgba(0, 0, 0, 0.72); backdrop-filter: blur(8px); }
.contact-email-dialog-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }
.contact-email-dialog-header h2 { font-size: 1.4rem; font-weight: 650; }
.contact-email-dialog-header p { margin-top: 6px; color: var(--fg3); font-size: 0.9rem; line-height: 1.5; }
.contact-email-dialog-close { flex: 0 0 44px; height: 44px; border: 1px solid var(--border); border-radius: var(--radius-btn); background: var(--bg3); color: var(--fg); cursor: pointer; }
.contact-email-form { display: flex; flex-direction: column; gap: 10px; margin-top: 24px; }
.contact-email-form label { font-size: 0.85rem; font-weight: 600; }
.contact-email-form input, .contact-email-form textarea { width: 100%; border: 1px solid var(--border); border-radius: var(--radius-btn); padding: 12px 14px; background: var(--bg); color: var(--fg); font: inherit; }
.contact-email-form textarea { resize: vertical; min-height: 120px; }
.contact-email-form input:focus-visible, .contact-email-form textarea:focus-visible, .contact-email-dialog-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.contact-email-form label:not(:first-child) { margin-top: 8px; }
.contact-email-dialog-note { color: var(--fg3); font-size: 0.8rem; line-height: 1.5; }
.contact-email-form > .btn { margin-top: 6px; width: 100%; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.footer-brand { font-family: var(--font-mono); font-weight: 600; font-size: 1rem; color: var(--fg); }
.footer-copy, .footer-stack { font-size: 0.8rem; color: var(--fg3); }
.footer-stack strong { color: var(--fg2); font-weight: 500; }

/* ===== MODAL ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.modal-panel {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  max-width: 740px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 40px;
  box-shadow: none;
  animation: modal-in 0.25s ease;
}
@keyframes modal-in { from{transform:scale(0.97);opacity:0} to{transform:scale(1);opacity:1} }
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  width: 32px; height: 32px;
  cursor: pointer;
  color: var(--fg3);
  font-size: 0.95rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--trans);
}
.modal-close:hover { color: var(--fg); border-color: var(--border-hover); background: var(--bg); }
.modal-content h2 { font-size: 1.45rem; font-weight: 600; margin-bottom: 8px; color: var(--fg); }
.modal-content .post-meta { color: var(--fg3); font-family: var(--font-mono); font-size: 0.78rem; margin-bottom: 20px; }
.modal-content .post-body { font-size: 0.925rem; line-height: 1.75; color: var(--fg2); }
.modal-content .post-body p { margin-bottom: 16px; }
.modal-content .post-body h3 { font-size: 1.05rem; font-weight: 600; color: var(--fg); margin: 24px 0 10px; }
.modal-content .post-body pre {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 16px;
  overflow-x: auto;
  margin: 16px 0;
}
.modal-content .post-body code { font-family: var(--font-mono); font-size: 0.85rem; }

/* ===== AVATAR PREVIEW MODAL ===== */
.avatar-modal-panel {
  max-width: 420px;
  width: 92%;
  padding: 32px 24px 20px;
  text-align: center;
  background: var(--card-bg);
  border-radius: var(--radius-panel);
  border: 1px solid var(--border);
  box-shadow: none;
  animation: modal-in 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.avatar-modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.avatar-modal-img {
  width: 260px;
  height: 260px;
  max-width: 75vw;
  max-height: 75vw;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
  box-shadow: none;
  transition: transform 0.2s ease;
}
.avatar-modal-img:hover {
  transform: scale(1.02);
}
.avatar-modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  gap: 12px;
}
.avatar-modal-user {
  text-align: left;
}
.avatar-modal-user strong {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
}
.avatar-modal-user span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}

/* ===== REVEAL ANIMATION ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid     { grid-template-columns: repeat(2, 1fr); }
  .repos-grid    { grid-template-columns: repeat(2, 1fr); }
  .github-stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section:first-child { padding-top: calc(var(--nav-h) + 20px); }
  .section-header { margin-bottom: 36px; }

  .hero-section { min-height: calc(100vh - var(--nav-h)); padding: 24px 0 48px; }
  .hero-container { grid-template-columns: 1fr; text-align: center; gap: 24px; padding: 0 16px; }
  .hero-visual { display: none; }
  .hero-badge { margin-bottom: 16px; font-size: 0.76rem; padding: 5px 14px; }
  .hero-title { font-size: clamp(2.1rem, 7vw, 2.6rem); margin-bottom: 16px; min-height: auto; }
  .hero-sub { font-size: 0.98rem; line-height: 1.65; margin: 0 auto 28px; max-width: 440px; }
  .hero-cta { justify-content: center; margin-bottom: 32px; gap: 10px; }
  .hero-stats { justify-content: center; gap: 16px; }
  .stat-num { font-size: 1.35rem; }
  .stat-label { font-size: 0.7rem; }

  .about-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }

  .projects-grid { grid-template-columns: 1fr; }
  .blog-grid     { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }

  .github-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .repos-grid { grid-template-columns: 1fr; }

  .github-panel { padding: 20px 16px; }
  .github-profile { flex-direction: column; align-items: center; text-align: center; gap: 16px; }
  .gh-info-top { flex-direction: column; align-items: center; gap: 12px; }
  .gh-name-row { justify-content: center; }
  .gh-meta-tags { justify-content: center; flex-wrap: wrap; }
  .repos-header-row { flex-direction: column; align-items: stretch; gap: 12px; }
  .gh-filter-tabs { width: 100%; display: flex; }
  .gh-filter-btn {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
    font-size: 0.8rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .modal-panel  { padding: 24px 18px; }

  .nav-container { padding: 0 16px; }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: none;
    flex-direction: column;
    padding: 14px 18px 18px;
    gap: 4px;
    max-height: calc(100vh - var(--nav-h));
    overflow-y: auto;
  }
  [data-theme="light"] .nav-links {
    background: rgba(255, 255, 255, 0.96);
  }
  .nav-links .nav-link {
    padding: 10px 14px;
    font-size: 0.9rem;
    min-height: 40px;
    display: flex;
    align-items: center;
    border-radius: var(--radius-btn);
    color: var(--fg3);
  }
  .nav-links .nav-link:hover {
    color: var(--fg);
    background: var(--bg3);
  }
  .nav-links.open { display: flex; animation: slide-down 0.2s ease; }
  @keyframes slide-down {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .nav-toggle { display: flex; }
  .theme-toggle-group { display: none; }
  .theme-quick-btn { display: flex; }
  .mobile-theme-menu { display: block; }
}

@media (max-width: 480px) {
  .section { padding: 52px 0; }
  .section-title { font-size: 1.75rem; }
  .section-desc { font-size: 0.9rem; }

  .hero-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    width: 100%;
    max-width: 360px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 32px;
  }
  .hero-cta a:nth-child(1),
  .hero-cta a:nth-child(2) {
    width: 100%;
    justify-content: center;
    padding: 11px 12px;
    font-size: 0.875rem;
  }
  .hero-cta a:nth-child(3) {
    grid-column: span 2;
    width: 100%;
    justify-content: center;
    padding: 11px 12px;
    font-size: 0.875rem;
  }

  .github-stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .gh-stat-card { padding: 14px 8px; }
  .gh-stat-num { font-size: 1.35rem; }
  .gh-profile-btn { width: 100%; justify-content: center; }
  .github-languages { padding: 14px; }
  .code-tabs { width: 100%; }
  .code-tab { flex: 1; padding: 8px 6px; font-size: 0.75rem; }
  .contact-card { padding: 28px 16px; }
  .btn-lg { padding: 14px 20px; font-size: 0.95rem; }
}

/* ==========================================================================
   PROJECT HOVER PREVIEW POPOVER & INTERACTIVE DEMO RUNNER
   ========================================================================== */

/* Project Card Demo Button */
.project-demo-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(224, 109, 83, 0.12);
  border: 1px solid rgba(224, 109, 83, 0.35);
  border-radius: var(--radius-btn);
  cursor: pointer;
  position: relative;
  z-index: 2;
  transition: all var(--trans);
}
.project-demo-btn svg {
  color: var(--accent);
  transition: transform var(--trans);
}
.project-demo-btn:hover {
  background: var(--accent);
  color: #000000;
  border-color: var(--accent);
  transform: translateY(-1px);
}
.project-demo-btn:hover svg {
  color: #000000;
  transform: scale(1.15);
}

/* ── HOVER PREVIEW POPOVER ─────────────────────────────────────────────── */
.project-hover-popover {
  position: fixed;
  z-index: 9999;
  width: min(390px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  background: #09090b;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-card);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.85), 0 0 28px rgba(224, 109, 83, 0.16);
  padding: 18px;
  color: var(--fg);
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px) scale(0.97);
  transition: opacity 0.18s cubic-bezier(0.16, 1, 0.3, 1), transform 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
[data-theme="light"] .project-hover-popover {
  background: #ffffff;
  border-color: var(--border-hover);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12), 0 0 20px rgba(224, 109, 83, 0.15);
}

.project-hover-popover.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.popover-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.popover-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(224, 109, 83, 0.14);
  color: var(--accent);
  border: 1px solid rgba(224, 109, 83, 0.3);
}
.popover-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
}
.popover-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2s infinite ease-in-out;
}
@keyframes pulse-dot { 0%,100%{opacity:1; transform:scale(1)} 50%{opacity:0.4; transform:scale(0.85)} }

.popover-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.popover-desc {
  font-size: 0.82rem;
  color: var(--fg3);
  line-height: 1.5;
  margin-bottom: 14px;
}

/* Popover Interactive Visual Box Example */
.popover-example-box {
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 12px;
  margin-bottom: 14px;
  overflow: hidden;
  position: relative;
}
[data-theme="light"] .popover-example-box {
  background: #f7f7f9;
}

.popover-example-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg3);
}
.popover-example-tag {
  color: var(--accent);
  font-weight: 600;
}

/* Example UI components inside popover */
.popover-mockup-input {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg3);
  margin-bottom: 8px;
}
.popover-mockup-pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.popover-mockup-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(224, 109, 83, 0.12);
  color: var(--accent);
  border: 1px solid rgba(224, 109, 83, 0.25);
}

.popover-flashcard-preview {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 10px;
}
.popover-flashcard-q {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
  line-height: 1.4;
}
.popover-flashcard-opt {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--fg2);
  margin-bottom: 4px;
}
.popover-flashcard-opt.correct {
  color: var(--green);
  font-weight: 600;
}

.popover-discord-embed {
  background: #1e1f22;
  border-left: 3px solid #5865f2;
  border-radius: 4px;
  padding: 8px 10px;
  font-family: var(--font-sans);
}
.popover-discord-user {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: #ffffff;
  font-weight: 600;
  margin-bottom: 4px;
}
.popover-discord-bot-tag {
  background: #5865f2;
  color: #ffffff;
  font-size: 0.6rem;
  padding: 1px 4px;
  border-radius: 3px;
  text-transform: uppercase;
}
.popover-progress-bar {
  background: rgba(255, 255, 255, 0.15);
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  margin: 6px 0;
}
.popover-progress-fill {
  background: #5865f2;
  height: 100%;
  width: 80%;
  border-radius: 3px;
}

.popover-roblox-panel {
  background: #191b1d;
  border: 1px solid #33383e;
  border-radius: 6px;
  padding: 8px 10px;
}
.popover-roblox-toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--fg2);
  margin-bottom: 4px;
}
.popover-roblox-toggle-active {
  color: #00e676;
  font-weight: 600;
}

.popover-algo-bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 48px;
  padding: 6px 0;
}
.popover-algo-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 2px;
  min-height: 8px;
  opacity: 0.85;
}
.popover-algo-bar.active {
  background: var(--green);
  opacity: 1;
  box-shadow: 0 0 6px var(--green);
}

/* Feature bullets */
.popover-features {
  list-style: none;
  padding: 0;
  margin: 0 0 16px 0;
}
.popover-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--fg2);
  margin-bottom: 6px;
  line-height: 1.45;
}
.popover-features li svg {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Action buttons inside popover */
.popover-actions {
  display: flex;
  gap: 8px;
}
.popover-btn-demo {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-btn);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: #000000;
  background: #ffffff;
  border: 1px solid #ffffff;
  cursor: pointer;
  transition: all var(--trans);
  text-decoration: none;
}
.popover-btn-demo:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-1px);
}
.popover-btn-gh {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: var(--radius-btn);
  font-size: 0.8rem;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--trans);
}
.popover-btn-gh:hover {
  border-color: var(--border-hover);
  color: #ffffff;
}

/* ── INTERACTIVE PROJECT DEMO RUNNER MODAL ──────────────────────────────── */
.project-runner-modal {
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-panel);
  background: #09090b;
  color: var(--fg);
  width: min(1240px, 95vw);
  height: min(880px, 92vh);
  max-height: 92vh;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.92), 0 0 50px rgba(224, 109, 83, 0.2);
  margin: auto;
  outline: none;
}
.project-runner-modal:focus-visible {
  outline: none;
}
.project-runner-modal[open] {
  animation: runnerModalEnter 0.22s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes runnerModalEnter {
  from {
    opacity: 0;
    transform: scale(0.97);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
[data-theme="light"] .project-runner-modal {
  background: #ffffff;
  border-color: var(--border-hover);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2), 0 0 30px rgba(224, 109, 83, 0.12);
}
.project-runner-modal::backdrop {
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: runnerBackdropFade 0.22s ease-out forwards;
}
@keyframes runnerBackdropFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.runner-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #000000;
  border-bottom: 1px solid var(--border);
  gap: 14px;
}
[data-theme="light"] .runner-modal-header {
  background: #f7f7f9;
}

.runner-window-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}
.runner-window-dots .dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}
.dot-close    { background: #ff5f57; cursor: pointer; }
.dot-minimize { background: #febc2e; }
.dot-maximize { background: #28c840; }

.runner-header-title {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}
.runner-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}
.runner-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(224, 109, 83, 0.12);
  border: 1px solid rgba(224, 109, 83, 0.3);
  padding: 2px 7px;
  border-radius: var(--radius-badge);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.runner-modal-name {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--fg);
  margin: 0;
}

/* Device frame switcher */
.runner-device-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 3px;
  gap: 3px;
}
.runner-device-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--fg3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--trans);
}
.runner-device-btn:hover {
  color: var(--fg);
}
.runner-device-btn.active {
  background: #ffffff;
  color: #000000;
  font-weight: 600;
}
[data-theme="light"] .runner-device-btn.active {
  background: #000000;
  color: #ffffff;
}

.runner-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.runner-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg3);
  cursor: pointer;
  transition: all var(--trans);
  text-decoration: none;
  font-size: 0.85rem;
}
.runner-action-btn:hover {
  border-color: var(--border-hover);
  color: var(--fg);
}
.runner-close-btn:hover {
  background: rgba(255, 95, 87, 0.15);
  color: #ff5f57;
  border-color: #ff5f57;
}

/* Runner Modal Body */
.runner-modal-body {
  height: calc(100% - 57px);
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  background: #050507;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
[data-theme="light"] .runner-modal-body {
  background: #ebebee;
}

/* Device Frames for Web Iframes */
.runner-frame-wrapper {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.runner-frame-wrapper.frame-desktop {
  width: 100%;
  height: 100%;
}
.runner-frame-wrapper.frame-tablet {
  width: 768px;
  height: 98%;
  border: 2px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6);
  background: #000000;
  overflow: hidden;
}
.runner-frame-wrapper.frame-mobile {
  width: 390px;
  height: 760px;
  max-height: 98%;
  border: 10px solid #1a1a1c;
  border-radius: 40px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.7);
  background: #000000;
  overflow: hidden;
  position: relative;
}
.runner-frame-wrapper.frame-mobile::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 18px;
  background: #1a1a1c;
  border-radius: 10px;
  z-index: 10;
}

.runner-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: #ffffff;
}

.runner-loading-shimmer {
  position: absolute;
  inset: 0;
  background: #0a0a0c;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  z-index: 5;
  transition: opacity 0.25s ease;
}
.runner-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(224, 109, 83, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: runner-spin 0.8s linear infinite;
}
@keyframes runner-spin { to { transform: rotate(360deg); } }
.runner-loading-text {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--fg3);
}

/* ── DISCORD BOT SIMULATOR ─────────────────────────────────────────────── */
.discord-simulator-container {
  width: 100%;
  max-width: 1080px;
  height: 100%;
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 16px;
}
@media (max-width: 860px) {
  .discord-simulator-container { grid-template-columns: 1fr; overflow-y: auto; }
}

.discord-sim-client {
  background: #2b2d31;
  border: 1px solid #1e1f22;
  border-radius: var(--radius-card);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.discord-server-header {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 10px;
}
.discord-server-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #5865f2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
}
.discord-msg-card {
  background: #1e1f22;
  border-radius: 6px;
  border-left: 4px solid #5865f2;
  padding: 12px;
}
.discord-msg-author {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 6px;
}
.discord-commands-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}
.discord-cmd-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  background: #313338;
  border: 1px solid #3f4147;
  border-radius: var(--radius-btn);
  color: #dbdee1;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all var(--trans);
}
.discord-cmd-btn:hover {
  background: #5865f2;
  color: #ffffff;
  border-color: #5865f2;
}

.discord-sim-terminal {
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 16px;
  display: flex;
  flex-direction: column;
}
.terminal-titlebar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg3);
}
.terminal-log-output {
  flex: 1;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: #b0b0b0;
  white-space: pre-wrap;
}
.log-info  { color: #58a6ff; }
.log-succ  { color: #3fb950; font-weight: 600; }
.log-warn  { color: #d29922; }
.log-quest { color: #bc8cff; font-weight: 600; }

/* ── ROBLOX MHNAAUI SIMULATOR ──────────────────────────────────────────── */
.roblox-simulator-container {
  width: 100%;
  max-width: 1000px;
  height: 100%;
  background: radial-gradient(circle at center, #1b2838 0%, #0d1218 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  position: relative;
  overflow: hidden;
  user-select: none;
}
.roblox-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #ffffff;
}
.roblox-healthbar {
  display: flex;
  align-items: center;
  gap: 8px;
}
.roblox-hp-fill {
  width: 100px;
  height: 8px;
  background: #00e676;
  border-radius: 4px;
}

/* Draggable UI Window */
.mhnaui-window {
  position: absolute;
  top: 60px;
  left: 60px;
  width: 360px;
  max-width: calc(100% - 24px);
  background: #111418;
  border: 1px solid #29303a;
  border-radius: 10px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  cursor: grab;
}
.mhnaui-window:active { cursor: grabbing; }
.frame-mobile .mhnaui-window {
  left: 12px;
  top: 48px;
}
.mhnaui-header {
  padding: 10px 14px;
  background: #1a1e24;
  border-bottom: 1px solid #29303a;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  touch-action: none;
}
.mhnaui-tabs {
  display: flex;
  background: #14171d;
  border-bottom: 1px solid #29303a;
}
.mhnaui-tab-btn {
  flex: 1;
  padding: 8px 4px;
  border: none;
  background: transparent;
  color: #8c9ba5;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
  transition: all var(--trans);
}
.mhnaui-tab-btn.active {
  color: var(--accent);
  background: #1a1e24;
  font-weight: 600;
}
.mhnaui-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mhnaui-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #e0e6ed;
  font-family: var(--font-sans);
}

/* Toggle Switch */
.mhnaui-switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 20px;
}
.mhnaui-switch input { opacity: 0; width: 0; height: 0; }
.mhnaui-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #2e3440;
  border-radius: 20px;
  transition: .3s;
}
.mhnaui-slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: .3s;
}
.mhnaui-switch input:checked + .mhnaui-slider { background-color: #00e676; }
.mhnaui-switch input:checked + .mhnaui-slider:before { transform: translateX(18px); }

.mhnaui-range-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.78rem;
  color: #e0e6ed;
}
.mhnaui-range-slider {
  width: 100%;
  accent-color: var(--accent);
}

.mhnaui-copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: rgba(224, 109, 83, 0.15);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--trans);
  margin-top: 6px;
}
.mhnaui-copy-btn:hover {
  background: var(--accent);
  color: #000;
}

/* ── C & C++ ALGORITHMS PLAYGROUND ─────────────────────────────────────── */
.cpp-simulator-container {
  width: 100%;
  max-width: 1050px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cpp-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 12px 16px;
  gap: 12px;
}
.cpp-algo-select {
  padding: 6px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
}
.cpp-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}
.cpp-ctrl-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
  background: var(--bg3);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all var(--trans);
}
.cpp-ctrl-btn.btn-run {
  background: var(--accent);
  color: #000000;
  border-color: var(--accent);
  font-weight: 600;
}
.cpp-ctrl-btn:hover { border-color: var(--border-hover); }
.cpp-ctrl-btn.btn-run:hover { opacity: 0.9; }

.cpp-visualizer-canvas {
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 12px;
  position: relative;
}
.cpp-array-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 48px;
  transition: all 0.25s ease;
}
.cpp-array-bar {
  width: 100%;
  background: var(--accent);
  border-radius: 4px 4px 0 0;
  min-height: 24px;
  transition: all 0.25s ease;
}
.cpp-array-col.comparing .cpp-array-bar {
  background: #febc2e;
  box-shadow: 0 0 10px #febc2e;
}
.cpp-array-col.swapping .cpp-array-bar {
  background: #ff5f57;
  box-shadow: 0 0 10px #ff5f57;
}
.cpp-array-col.sorted .cpp-array-bar {
  background: #3fb950;
  box-shadow: 0 0 8px #3fb950;
}
.cpp-array-val {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg);
}
.cpp-array-idx {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--fg3);
}

.cpp-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
@media (max-width: 680px) {
  .cpp-metrics-grid { grid-template-columns: 1fr 1fr; }
}
.cpp-metric-box {
  background: #000000;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 10px 14px;
}
.cpp-metric-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--fg3);
  text-transform: uppercase;
}
.cpp-metric-val {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-top: 3px;
}

/* Toast feedback */
.runner-toast {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: #111418;
  border: 1px solid var(--accent);
  color: #ffffff;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.7);
  z-index: 100;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.2s ease;
  pointer-events: none;
}
.runner-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   CIALLOVO & ANTHROPIC CLAUDE COMPONENTS
   ========================================================================== */

/* Search Trigger & Search Modal */
.search-trigger-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  cursor: pointer;
  transition: all var(--trans);
}
.search-trigger-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--card-hover);
}

.search-modal {
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-card);
  background: var(--card-bg);
  color: var(--fg);
  max-width: 620px;
  width: 90vw;
  margin: 12vh auto auto;
  padding: 0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--border-subtle);
  outline: none;
  z-index: 1000;
}
.search-modal::backdrop {
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}
.search-modal-content {
  display: flex;
  flex-direction: column;
}
.search-modal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.search-input-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  color: var(--fg3);
}
#search-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--fg);
}
#search-input::placeholder {
  color: var(--fg4);
}
.search-clear-btn, .search-close-btn {
  background: none;
  border: none;
  color: var(--fg3);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.search-clear-btn:hover, .search-close-btn:hover {
  color: var(--fg);
  background: var(--bg2);
}
.search-results {
  max-height: 50vh;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}
.search-result-item:hover, .search-result-item.selected {
  background: var(--bg2);
  border-color: var(--border);
}
.search-result-title {
  font-weight: 600;
  color: var(--fg);
}
.search-result-desc {
  font-size: 0.85rem;
  color: var(--fg3);
  margin-top: 2px;
}
.search-result-tag {
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--accent-subtle, rgba(204, 86, 54, 0.1));
  color: var(--accent);
  font-weight: 600;
}
.search-modal-footer {
  padding: 10px 20px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--fg4);
  background: var(--bg2);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}
.search-modal-footer kbd {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 5px;
  font-family: var(--font-mono);
}

/* Frosted Card Feed (Ciallovo Architecture) */
.posts-container {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-card);
  transition: all var(--trans);
}

/* Memos Status Board */
.index-memo-zone {
  margin-top: 20px;
}
.memos-board-list, .memos-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}
.memo-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 20px 24px;
  transition: transform 0.2s ease, border-color 0.2s ease;
  box-shadow: var(--shadow-subtle);
}
.memo-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
}
.memo-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.memo-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--fg3);
}
.memo-author {
  font-weight: 600;
  color: var(--fg);
}
.memo-time {
  color: var(--fg4);
}
.memo-tags {
  display: flex;
  gap: 6px;
}
.memo-tag {
  font-size: 0.72rem;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--bg2);
  color: var(--accent);
  border: 1px solid var(--border);
}
.memo-content {
  color: var(--fg2);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Rich Footer Uptime & Visitors */
.footer-uptime {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--bg2);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--fg3);
  margin-bottom: 16px;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3ad389;
  box-shadow: 0 0 8px rgba(58, 211, 137, 0.6);
}
#footer-uptime-clock {
  color: var(--fg);
  font-weight: 500;
}
#footer-visitor-counter {
  color: var(--fg3);
}

/* Kaomoji Mascot (Ciallovo Signature) */
.kaomoji-mascot {
  position: fixed;
  bottom: 24px;
  right: 28px;
  z-index: 900;
  cursor: pointer;
  user-select: none;
}
.kaomoji-face {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--fg3);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.kaomoji-mascot:hover .kaomoji-face {
  color: var(--accent);
  border-color: var(--accent);
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 10px 24px rgba(204, 86, 54, 0.2);
}
.kaomoji-bubble {
  position: absolute;
  bottom: 100%;
  right: 0;
  margin-bottom: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border-hover);
  color: var(--fg);
  padding: 8px 14px;
  border-radius: var(--radius-card);
  font-size: 0.85rem;
  white-space: nowrap;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  pointer-events: none;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.kaomoji-bubble.hidden {
  opacity: 0;
  transform: translateY(6px);
  display: none;
}

body.nav-drawer-open {
  overflow: hidden !important;
}

/* General Utility */
.hidden {
  display: none !important;
}

/* ── 05. FRIENDS & LINKS (友人帐 - CIALLOVO ARCHITECTURE) ─────────────── */
.friends-section {
  position: relative;
}

.friends-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.friend-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: inherit;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
  box-shadow: var(--shadow-subtle);
  position: relative;
  overflow: hidden;
}

.friend-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-card);
  background: var(--card-surface);
}

.friend-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--border);
  background: var(--bg2);
  flex-shrink: 0;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.friend-card:hover .friend-avatar {
  transform: scale(1.05) rotate(3deg);
  border-color: var(--accent);
}

.friend-body {
  flex: 1;
  min-width: 0;
}

.friend-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.friend-name svg {
  color: var(--fg4);
  transition: color var(--trans), transform var(--trans);
  flex-shrink: 0;
}

.friend-card:hover .friend-name svg {
  color: var(--accent);
  transform: translate(2px, -2px);
}

.friend-bio {
  font-size: 0.8rem;
  color: var(--fg3);
  line-height: 1.45;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.friend-tag {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--accent);
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1px 7px;
  border-radius: var(--radius-pill);
  display: inline-block;
}

.friend-exchange-box {
  margin-top: 28px;
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius-card);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.friend-exchange-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 4px;
}

.friend-exchange-info p {
  font-size: 0.84rem;
  color: var(--fg3);
  margin-bottom: 8px;
}

.friend-site-meta code {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--fg2);
  display: inline-block;
}

.friend-site-meta strong {
  color: var(--accent);
}

@media (max-width: 768px) {
  .friends-grid {
    grid-template-columns: 1fr;
  }
  .friend-exchange-box {
    flex-direction: column;
    align-items: flex-start;
  }
}