/* ============================================
   Tyler Wince - NOIR DOSSIER Theme
   Classified. Analog. After Hours.
   ============================================ */

/* === TYPOGRAPHY === */
@import url('https://fonts.googleapis.com/css2?family=Special+Elite&family=Courier+Prime:ital,wght@0,400;0,700;1,400&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400&display=swap');

/* === DESIGN TOKENS === */
:root {
  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-sans: 'Courier Prime', 'Courier New', monospace;
  --font-mono: 'Special Elite', 'Courier New', monospace;
  --font-typewriter: 'Courier Prime', 'Courier New', monospace;

  /* Noir Palette */
  --color-bg: #1a1410;
  --color-bg-light: #231e18;
  --color-surface: rgba(35, 30, 24, 0.9);
  --color-surface-warm: rgba(45, 38, 28, 0.8);
  --color-paper: #f4ecd8;
  --color-paper-dark: #e8dcc4;
  --color-paper-edge: #d4c8a8;
  --color-manila: #d4c8a0;
  --color-ink: #e8dcc4;
  --color-ink-light: #c4b898;
  --color-ink-faded: #8a7e68;
  --color-ink-ghost: rgba(138, 126, 104, 0.3);
  --color-accent: #c45c3c;
  --color-accent-light: #d47050;
  --color-accent-wash: rgba(196, 92, 60, 0.1);
  --color-stamp: #c45c3c;
  --color-redacted: #1a1410;
  --color-gold: #d4a84c;
  --color-gold-light: #e0bc6c;
  --color-tab-active: #2a2418;
  --color-tab-border: rgba(138, 126, 104, 0.4);

  /* Shadows */
  --shadow-paper: 2px 3px 8px rgba(0, 0, 0, 0.4),
                  -1px 0 4px rgba(0, 0, 0, 0.2);
  --shadow-lifted: 4px 6px 20px rgba(0, 0, 0, 0.5),
                   -2px 0 8px rgba(0, 0, 0, 0.3);
  --shadow-float: 8px 12px 32px rgba(0, 0, 0, 0.6);
  --shadow-inset: inset 0 1px 4px rgba(0, 0, 0, 0.2);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Layout */
  --sidebar-width: 220px;
  --max-width-text: 680px;
  --max-width-content: 860px;
  --max-width-wide: 1100px;
  --border-radius: 0;
  --border-radius-lg: 2px;

  /* Transitions */
  --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-base: 350ms var(--ease-out);
  --transition-slow: 600ms var(--ease-in-out);
}

/* === BASE STYLES === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--color-ink);
  background: var(--color-bg);
  overflow-x: hidden;
  position: relative;
}

/* Subtle paper grain texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: -1;
}

/* === TYPOGRAPHY SCALE === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 0.5em;
  color: var(--color-ink);
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-6);
}

h2 {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 700;
  margin-top: var(--space-12);
}

h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
  font-weight: 600;
  margin-top: var(--space-8);
  color: var(--color-accent);
}

h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: var(--space-6);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  position: relative;
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-1) var(--space-3);
  transform: rotate(-2deg);
}

p {
  margin-bottom: 1.5em;
  font-size: 1rem;
  color: var(--color-ink-light);
}

p.lead {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--color-ink-light);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  color: var(--color-accent-light);
}

strong {
  font-weight: 700;
  color: var(--color-ink);
}

.link-decorated {
  text-decoration: underline;
  text-decoration-color: rgba(196, 92, 60, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition-fast);
}

.link-decorated:hover {
  text-decoration-color: var(--color-accent);
}

/* === LAYOUT: SIDEBAR + MAIN === */
.site-container {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: 1fr auto;
}

/* === HEADER / SIDEBAR NAV === */
.site-header {
  grid-row: 1 / -1;
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--color-bg-light);
  border-right: 1px solid var(--color-ink-ghost);
  padding: 0;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  overflow: hidden;
}

/* Remove old sticky/scroll behavior */
.site-header::before {
  display: none;
}

.site-header.scrolled::before {
  display: none;
}

.header-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: none;
  margin: 0;
}

.site-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
  padding: var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--color-ink-ghost);
}

.site-title a {
  color: var(--color-accent);
  text-decoration: none;
  display: block;
}

.site-title a::before {
  display: none;
}

.site-title a:hover {
  color: var(--color-accent-light);
  text-shadow: none;
}

/* Sidebar top area */
.sidebar-top {
  border-bottom: 1px solid var(--color-ink-ghost);
}

.sidebar-classification {
  padding: var(--space-3) var(--space-5);
  border-top: 1px dashed var(--color-ink-ghost);
}

.classification-stamp {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  opacity: 0.6;
}

/* Nav label */
.nav-label {
  font-family: var(--font-typewriter);
  font-size: 0.6rem;
  color: var(--color-ink-faded);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: var(--space-2) var(--space-5);
  opacity: 0.5;
}

/* Footer tagline */
.footer-tagline {
  font-family: var(--font-typewriter);
  font-size: 0.65rem;
  color: var(--color-ink-faded);
  margin: var(--space-1) 0 0 0;
  letter-spacing: 0.05em;
  font-style: italic;
  opacity: 0.6;
}

/* Filing cabinet tab navigation */
.site-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-4) 0;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0;
}

.site-nav li {
  display: block;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--color-ink-faded);
  padding: var(--space-3) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: all var(--transition-fast);
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-left: 3px solid transparent;
}

.site-nav a::before {
  content: '';
  width: 6px;
  height: 6px;
  border: 1px solid var(--color-ink-ghost);
  border-radius: 0;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.site-nav a::after {
  display: none;
}

.site-nav a:hover {
  color: var(--color-ink);
  background: rgba(196, 92, 60, 0.06);
  border-left-color: var(--color-accent);
}

.site-nav a:hover::before {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.site-nav a.active {
  color: var(--color-accent);
  background: rgba(196, 92, 60, 0.08);
  border-left-color: var(--color-accent);
  font-weight: 700;
}

.site-nav a.active::before {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* Sidebar classification stamp */
.sidebar-stamp {
  padding: var(--space-5);
  margin-top: auto;
  border-top: 1px solid var(--color-ink-ghost);
  text-align: center;
}

.sidebar-stamp span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-ink-faded);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
}

/* Mobile drawer toggle */
.nav-drawer-toggle {
  display: none;
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 1001;
  background: var(--color-accent);
  color: #fff;
  border: none;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  cursor: pointer;
  box-shadow: var(--shadow-lifted);
  transition: all var(--transition-fast);
}

.nav-drawer-toggle:hover {
  background: var(--color-accent-light);
}

/* Site main wrapper (contains main + footer) */
.site-main-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
}

/* Main Content */
.site-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Footer */
.site-footer {
  padding: var(--space-8) var(--space-6);
  margin-top: var(--space-16);
  border-top: 1px dashed var(--color-ink-ghost);
  background: transparent;
  position: relative;
}

.footer-inner {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ink-faded);
  margin: 0;
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
}

.footer-links li {
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--color-ink-faded);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent);
  border-color: var(--color-ink-ghost);
}

/* === CONTENT WRAPPERS === */
.content-wrapper {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--space-12) var(--space-8);
  width: 100%;
}

.content-wrapper-narrow {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: var(--space-12) var(--space-8);
  width: 100%;
}

/* === COMPONENTS === */

/* Link Arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all var(--transition-fast);
}

.link-arrow::after {
  content: '\2192';
  transition: transform var(--transition-fast);
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

/* Card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-ink-ghost);
  padding: var(--space-8);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}

.card:hover {
  border-color: var(--color-ink-faded);
  box-shadow: var(--shadow-paper);
}

/* Divider */
.divider {
  height: 1px;
  background: var(--color-ink-ghost);
  margin: var(--space-12) 0;
  border: none;
  position: relative;
}

.divider::before {
  content: '\00D7';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-bg);
  padding: 0 var(--space-4);
  color: var(--color-ink-faded);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
}

/* Blockquote */
blockquote {
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  background: rgba(196, 92, 60, 0.05);
  font-size: 1.05rem;
  line-height: 1.65;
  font-style: italic;
  color: var(--color-ink-light);
  position: relative;
}

blockquote::before {
  content: 'EXCERPT';
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 400;
  font-style: normal;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  opacity: 0.7;
}

/* Code */
code {
  font-family: var(--font-typewriter);
  font-size: 0.88em;
  background: rgba(196, 92, 60, 0.08);
  padding: 2px 8px;
  border-radius: 0;
  color: var(--color-accent);
  border: 1px solid rgba(196, 92, 60, 0.15);
}

pre {
  background: #12100c;
  padding: var(--space-6);
  overflow-x: auto;
  margin: var(--space-8) 0;
  border: 1px solid var(--color-ink-ghost);
  position: relative;
}

pre::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  opacity: 0.3;
}

pre code {
  background: none;
  padding: 0;
  border: none;
  color: var(--color-ink-light);
  font-size: 0.88rem;
}

/* Lists */
ul, ol {
  margin-left: 1.25em;
  margin-bottom: 1.5em;
  color: var(--color-ink-light);
}

li {
  margin-bottom: 0.5em;
  padding-left: var(--space-1);
}

li::marker {
  color: var(--color-accent);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 0;
  border: 1px solid var(--color-ink-ghost);
  box-shadow: var(--shadow-paper);
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
  border-radius: 0;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.button:hover {
  background: var(--color-accent);
  color: #fff;
  transform: none;
}

.button:active {
  transform: none;
  background: var(--color-accent-light);
}

.button-secondary {
  background: transparent;
  color: var(--color-ink-faded);
  border: 1px solid var(--color-ink-ghost);
}

.button-secondary:hover {
  background: rgba(196, 92, 60, 0.08);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* === POST LAYOUT === */
.post-header {
  margin-bottom: var(--space-12);
  text-align: left;
  padding-bottom: var(--space-8);
  border-bottom: 1px dashed var(--color-ink-ghost);
  position: relative;
}

.post-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  margin-bottom: var(--space-4);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.post-description {
  font-size: 1.1rem;
  color: var(--color-ink-faded);
  line-height: 1.5;
  font-style: italic;
  margin-bottom: var(--space-6);
  max-width: 600px;
}

.post-meta {
  display: flex;
  gap: var(--space-4);
  font-size: 0.75rem;
  color: var(--color-ink-faded);
  align-items: center;
  font-family: var(--font-typewriter);
  letter-spacing: 0.03em;
}

.post-meta .reading-time::before {
  content: '|';
  margin-right: var(--space-4);
  color: var(--color-ink-ghost);
}

.post-content {
  font-size: 1.05rem;
  line-height: 1.85;
}

.post-content h2 {
  margin-top: var(--space-16);
}

.post-content h3 {
  margin-top: var(--space-10);
}

.post-content img {
  margin: var(--space-10) 0;
}

.post-footer-text {
  font-family: var(--font-typewriter);
  font-size: 0.8rem;
  color: var(--color-ink-faded);
}

/* === CODE COPY BUTTON === */
.code-copy-button {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 400;
  font-family: var(--font-typewriter);
  background: transparent;
  color: var(--color-ink-faded);
  border: 1px solid var(--color-ink-ghost);
  border-radius: 0;
  cursor: pointer;
  opacity: 0;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

pre:hover .code-copy-button {
  opacity: 1;
}

.code-copy-button:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

/* === ANIMATIONS === */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes stampIn {
  0% {
    opacity: 0;
    transform: scale(2) rotate(-8deg);
  }
  60% {
    opacity: 1;
    transform: scale(0.95) rotate(-3deg);
  }
  100% {
    opacity: 1;
    transform: scale(1) rotate(-3deg);
  }
}

@keyframes typeIn {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.animate-in {
  animation: fadeIn 500ms var(--ease-out) both;
}

.delay-1 { animation-delay: 80ms; }
.delay-2 { animation-delay: 160ms; }
.delay-3 { animation-delay: 240ms; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .site-container {
    display: flex;
    flex-direction: column;
    grid-template-columns: unset;
  }

  .site-header {
    position: fixed;
    left: -280px;
    top: 0;
    width: 280px;
    height: 100vh;
    transition: left var(--transition-base);
    z-index: 2000;
    box-shadow: none;
  }

  .site-header.drawer-open {
    left: 0;
    box-shadow: var(--shadow-float);
  }

  .nav-drawer-toggle {
    display: block;
  }

  .nav-drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1999;
  }

  .nav-drawer-overlay.visible {
    display: block;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-6);
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .content-wrapper,
  .content-wrapper-narrow {
    padding: var(--space-8) var(--space-4);
  }

  .button {
    padding: var(--space-3) var(--space-5);
    font-size: 0.75rem;
  }

  .post-header {
    padding-bottom: var(--space-6);
  }
}

/* === SELECTION === */
::selection {
  background: rgba(196, 92, 60, 0.3);
  color: var(--color-ink);
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-ink-ghost);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-ink-faded);
}

/* === AI DESIGN BANNER === */
.ai-design-banner {
  background: rgba(196, 92, 60, 0.08);
  color: var(--color-ink-faded);
  text-align: center;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-typewriter);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  border-bottom: 1px dashed var(--color-ink-ghost);
}

.ai-design-banner span {
  opacity: 0.7;
}

.ai-design-banner a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.ai-design-banner a:hover {
  color: var(--color-accent-light);
}

@media (max-width: 768px) {
  .ai-design-banner {
    font-size: 0.6rem;
    padding: var(--space-2) var(--space-3);
    gap: var(--space-2);
    flex-wrap: wrap;
  }
}

@media (max-width: 400px) {
  .ai-design-banner {
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-2);
  }
}