/* ==========================================================================
   Anti-Slop Craftsmanship Design System
   High-Contrast Editorial Typography, Fine Hairlines, Zero Cliché
   ========================================================================== */

:root {
  /* Light Theme (Natural Paper & Deep Charcoal) */
  --bg-page: #faf8f5;
  --bg-surface: rgba(255, 255, 255, 0.88);
  --bg-card: rgba(243, 240, 234, 0.82);
  --bg-card-hover: rgba(236, 232, 223, 0.95);
  --bg-tag: rgba(233, 228, 217, 0.85);
  
  --text-primary: #181716;
  --text-secondary: #4a4740;
  --text-muted: #7c776d;
  
  --border-subtle: rgba(24, 23, 22, 0.08);
  --border-medium: rgba(24, 23, 22, 0.16);
  --border-focus: #181716;
  
  --accent-ink: #b83a22;        /* Vermilion Terracotta */
  --accent-tint: rgba(184, 58, 34, 0.08);

  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --ease-craft: cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sharp: 4px;
  --radius-card: 10px;
}

/* Dark Theme (Rich Warm Obsidian & Alabaster) */
[data-theme="dark"] {
  --bg-page: #0e0e0d;
  --bg-surface: rgba(23, 22, 21, 0.88);
  --bg-card: rgba(29, 28, 26, 0.82);
  --bg-card-hover: rgba(38, 37, 34, 0.95);
  --bg-tag: rgba(43, 41, 38, 0.85);
  
  --text-primary: #f0ede6;
  --text-secondary: #aba599;
  --text-muted: #78736a;
  
  --border-subtle: rgba(240, 237, 230, 0.08);
  --border-medium: rgba(240, 237, 230, 0.16);
  --border-focus: #f0ede6;
  
  --accent-ink: #e26850;
  --accent-tint: rgba(226, 104, 80, 0.12);
}

@media (prefers-color-scheme: dark) {
  [data-theme="system"] {
    --bg-page: #0e0e0d;
    --bg-surface: rgba(23, 22, 21, 0.88);
    --bg-card: rgba(29, 28, 26, 0.82);
    --bg-card-hover: rgba(38, 37, 34, 0.95);
    --bg-tag: rgba(43, 41, 38, 0.85);
    
    --text-primary: #f0ede6;
    --text-secondary: #aba599;
    --text-muted: #78736a;
    
    --border-subtle: rgba(240, 237, 230, 0.08);
    --border-medium: rgba(240, 237, 230, 0.16);
    --border-focus: #f0ede6;
    
    --accent-ink: #e26850;
    --accent-tint: rgba(226, 104, 80, 0.12);
  }
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  position: relative;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

/* Fluid Ambient Ink Motion Canvas */
.bg-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 1;
  filter: blur(40px);
  transform: scale(1.08); /* Prevent edge vignette clip */
  transition: opacity 0.5s ease;
}

[data-theme="dark"] .bg-canvas {
  opacity: 0.95;
  filter: blur(55px);
}

/* Ambient Soft Glowing Orbs (CSS Gradient Flow) */
.ambient-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-glow::before,
.ambient-glow::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  animation: floatAmbient 22s infinite ease-in-out alternate;
}

.ambient-glow::before {
  width: 460px;
  height: 460px;
  top: -100px;
  right: -80px;
  background: radial-gradient(circle, var(--accent-ink) 0%, rgba(184, 58, 34, 0) 70%);
  opacity: 0.22;
}

.ambient-glow::after {
  width: 520px;
  height: 520px;
  bottom: -120px;
  left: -120px;
  background: radial-gradient(circle, #2d6b94 0%, rgba(45, 107, 148, 0) 70%);
  opacity: 0.18;
  animation-duration: 28s;
  animation-direction: alternate-reverse;
}

[data-theme="dark"] .ambient-glow::before {
  opacity: 0.18;
  background: radial-gradient(circle, var(--accent-ink) 0%, rgba(226, 104, 80, 0) 70%);
}

[data-theme="dark"] .ambient-glow::after {
  opacity: 0.14;
  background: radial-gradient(circle, #3d6e8a 0%, rgba(61, 110, 138, 0) 70%);
}

@keyframes floatAmbient {
  0% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-40px, 60px) scale(1.12);
  }
  100% {
    transform: translate(50px, -30px) scale(0.95);
  }
}

/* Subtle Organic Paper Grain */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.022;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Container */
.site-container {
  width: 100%;
  max-width: 580px;
  padding: 3.5rem 1.4rem 4.5rem;
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Header & Identity
   ========================================================================== */

.profile-header {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.header-topline {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
  letter-spacing: -0.01em;
}

.time-dot {
  color: var(--border-medium);
}

.live-clock {
  color: var(--text-secondary);
  font-weight: 500;
}

.identity-block {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.avatar-frame {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-sharp);
  background: var(--text-primary);
  color: var(--bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 500;
  user-select: none;
  flex-shrink: 0;
  border: 1px solid var(--border-subtle);
}

.identity-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.name-line {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.profile-name {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.handle-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sharp);
  border: 1px solid var(--border-subtle);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.handle-badge:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.copy-svg {
  opacity: 0.5;
  transition: opacity 0.15s ease;
}

.handle-badge:hover .copy-svg {
  opacity: 1;
}

.profile-role {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-ink);
  letter-spacing: -0.01em;
}

.bio-text {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* Action Bar */
.action-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-action {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sharp);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s var(--ease-craft);
}

.btn-action:hover {
  background: var(--text-primary);
  color: var(--bg-page);
  border-color: var(--text-primary);
}

/* ==========================================================================
   Main Content & Sections
   ========================================================================== */

.main-content {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.content-section {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.section-heading {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-subtle);
}

.section-title-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.35rem;
}

.section-title-row .section-heading {
  border-bottom: none;
  padding-bottom: 0;
}

.section-more-link {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.15s ease;
}

.section-more-link:hover {
  color: var(--accent-ink);
}

/* Google Play Apps Grid (2-column layout) */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}

.app-card {
  text-decoration: none;
  background: var(--bg-surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 0.95rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: all 0.2s var(--ease-craft);
  position: relative;
}

.app-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.app-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-ink);
  background: var(--bg-tag);
  padding: 0.12rem 0.45rem;
  border-radius: var(--radius-sharp);
  border: 1px solid var(--border-subtle);
  letter-spacing: 0.02em;
}

.app-title-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.3rem;
}

.app-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
}

.app-card .item-arrow {
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.15s ease, transform 0.15s var(--ease-craft);
}

.app-card:hover .item-arrow {
  color: var(--accent-ink);
  transform: translate(2px, -2px);
}

.app-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

@media (max-width: 520px) {
  .apps-grid {
    grid-template-columns: 1fr;
  }
}

/* Cards Stack */
.cards-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.item-card {
  text-decoration: none;
  background: var(--bg-surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 0.9rem 1.05rem;
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  transition: all 0.2s var(--ease-craft);
  position: relative;
}

.item-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-medium);
  transform: translateX(3px);
}

.item-card.featured {
  border-color: var(--border-medium);
}

.item-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sharp);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  flex-shrink: 0;
}

.item-icon.line-green {
  color: #06c755;
}

.icon-letter {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1;
}

.item-content {
  flex: 1;
  min-width: 0;
}

.item-header {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  margin-bottom: 0.15rem;
}

.item-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
}

.item-meta {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.item-arrow {
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.15s ease, transform 0.15s var(--ease-craft);
}

.item-card:hover .item-arrow {
  color: var(--accent-ink);
  transform: translate(2px, -2px);
}

.item-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Tech Stack & Capabilities Grid */
.stack-grid {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.stack-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 0.95rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color 0.2s ease;
}

.stack-card:hover {
  border-color: var(--border-medium);
}

.stack-category {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--accent-ink);
  letter-spacing: 0.02em;
}

.stack-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stack-desc {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.mini-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sharp);
  border: 1px solid var(--border-subtle);
  line-height: 1.3;
}

/* ==========================================================================
   Footer & Theme Picker
   ========================================================================== */

.profile-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.footer-nav-link {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--border-medium);
  transition: color 0.15s ease;
}

.footer-nav-link:hover {
  color: var(--accent-ink);
  text-decoration-color: var(--accent-ink);
}

.theme-picker {
  display: inline-flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sharp);
  padding: 0.15rem;
  gap: 0.1rem;
}

.theme-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.3rem 0.4rem;
  border-radius: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.theme-btn:hover {
  color: var(--text-primary);
  background: var(--bg-surface);
}

.theme-btn.active {
  color: var(--text-primary);
  background: var(--bg-surface);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ==========================================================================
   Legal Page (privacy.html)
   ========================================================================== */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sharp);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  align-self: flex-start;
  transition: all 0.15s ease;
}

.back-link:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
}

.legal-header {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-title {
  font-family: var(--font-serif);
  font-size: 1.95rem;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.legal-meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
}

.legal-article {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.legal-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal-section-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  padding-bottom: 0.2rem;
  border-bottom: 1px dashed var(--border-subtle);
}

.legal-list {
  padding-left: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

/* ==========================================================================
   Minimal Toast
   ========================================================================== */

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text-primary);
  color: var(--bg-page);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sharp);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.2s var(--ease-craft);
  z-index: 9999;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 480px) {
  .site-container {
    padding: 2.25rem 1.1rem 3.5rem;
    gap: 2rem;
  }
  
  .identity-block {
    align-items: flex-start;
  }
  
  .profile-name {
    font-size: 1.8rem;
  }

  .btn-action {
    flex: 1;
    justify-content: center;
  }

  .profile-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}