/* ═══════════════════════════════════════════════════════════════════════════
   AEGIS-LUA  |  Art Deco Design System
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────────────────────────────── */
:root {
  --bg:         #0A0A0A;
  --fg:         #F2F0E4;
  --card-bg:    #141414;
  --card-bg-hi: #1A1A1A;
  --gold:       #D4AF37;
  --gold-light: #F2E8C4;
  --gold-dark:  #A08520;
  --midnight:   #1E3D59;
  --muted:      #888888;
  --danger:     #C0392B;

  --gold-glow-sm: 0 0 10px rgba(212,175,55,0.15);
  --gold-glow:    0 0 20px rgba(212,175,55,0.25);
  --gold-glow-lg: 0 0 40px rgba(212,175,55,0.3);

  --font-display: 'Marcellus', 'Georgia', serif;
  --font-body:    'Josefin Sans', 'Helvetica Neue', sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  --ease-deco: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ── Reset & Base ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--fg);
  background-color: var(--bg);
  /* Diagonal crosshatch pattern at 3% opacity */
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent, transparent 40px,
      rgba(212,175,55,0.025) 40px, rgba(212,175,55,0.025) 41px
    ),
    repeating-linear-gradient(
      -45deg,
      transparent, transparent 40px,
      rgba(212,175,55,0.025) 40px, rgba(212,175,55,0.025) 41px
    );
  min-height: 100vh;
  line-height: 1.6;
}

::selection {
  background: var(--gold);
  color: var(--bg);
}

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

/* ══════════════════════════════════════════════════════════════════════════
   HEADER
   ══════════════════════════════════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  padding: 1rem 2rem;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Rotated diamond logo container */
.logo-diamond {
  width: 36px;
  height: 36px;
  transform: rotate(45deg);
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-diamond-inner {
  width: 14px;
  height: 14px;
  background: var(--gold);
}

.logo-text {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.25em;
  color: var(--gold);
}

.logo-sep {
  width: 1px;
  height: 1.2rem;
  background: var(--gold);
  opacity: 0.4;
}

.logo-sub {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--muted);
  text-transform: uppercase;
}

.header-tagline {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  color: var(--muted);
  text-transform: uppercase;
}

.header-line {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 20%, var(--gold) 80%, transparent 100%);
  opacity: 0.25;
  max-width: 1200px;
  margin: 0.75rem auto 0;
}

/* ══════════════════════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  text-align: center;
  padding: 4rem 2rem 3rem;
  overflow: hidden;
}

/* Sunburst radial gradient */
.hero-sunburst {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 200%;
  background: radial-gradient(
    ellipse at center,
    rgba(212,175,55,0.06) 0%,
    rgba(212,175,55,0.02) 30%,
    transparent 65%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.hero-deco-line {
  width: 120px;
  height: 1px;
  background: var(--gold);
  margin: 1rem auto;
  opacity: 0.5;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.3;
  color: var(--fg);
  text-transform: uppercase;
}

.hero-title-small {
  display: block;
  font-family: var(--font-body);
  font-size: clamp(0.6rem, 1.5vw, 0.75rem);
  font-weight: 300;
  letter-spacing: 0.5em;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.hero-title-amp {
  display: inline-block;
  font-family: var(--font-display);
  color: var(--gold);
  margin: 0 0.2em;
  font-size: 0.85em;
}

.hero-desc {
  margin-top: 1.5rem;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--muted);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════════════════════
   SECTION HEADINGS
   ══════════════════════════════════════════════════════════════════════════ */
.section-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.heading-line {
  width: 60px;
  height: 1px;
  background: var(--gold);
  opacity: 0.4;
}

.section-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ══════════════════════════════════════════════════════════════════════════
   STRENGTH SELECTOR
   ══════════════════════════════════════════════════════════════════════════ */
.strength-section {
  padding: 0 2rem 2.5rem;
  text-align: center;
}

.strength-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 0 auto;
  max-width: 700px;
}

.strength-btn {
  background: transparent;
  border: 1px solid rgba(212,175,55,0.25);
  color: var(--muted);
  cursor: pointer;
  padding: 0.75rem 0.5rem;
  min-width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.4s var(--ease-deco);
  position: relative;
  font-family: var(--font-body);
}

.strength-btn:hover {
  border-color: rgba(212,175,55,0.5);
  color: var(--fg);
}

.strength-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(212,175,55,0.06);
  box-shadow: var(--gold-glow-sm);
}

.strength-btn.active .strength-numeral {
  color: var(--gold);
  text-shadow: 0 0 20px rgba(212,175,55,0.5);
}

.strength-numeral {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  transition: color 0.4s var(--ease-deco), text-shadow 0.4s var(--ease-deco);
}

.strength-label {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 300;
}

.strength-connector {
  width: 24px;
  height: 1px;
  background: rgba(212,175,55,0.15);
  transition: background 0.4s var(--ease-deco);
}

.strength-connector.active {
  background: var(--gold);
  box-shadow: 0 0 8px rgba(212,175,55,0.3);
}

.strength-desc {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--muted);
  letter-spacing: 0.05em;
  min-height: 1.4em;
  transition: opacity 0.3s ease;
}

/* ══════════════════════════════════════════════════════════════════════════
   WORKSPACE
   ══════════════════════════════════════════════════════════════════════════ */
.workspace {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 2rem 3rem;
}

.editor-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: stretch;
}

/* ── Editor Panels ─────────────────────────────────────────────────────── */
.editor-panel {
  background: var(--card-bg);
  border: 1px solid rgba(212,175,55,0.15);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color 0.5s var(--ease-deco), box-shadow 0.5s var(--ease-deco);
}

.editor-panel:hover,
.editor-panel:focus-within {
  border-color: rgba(212,175,55,0.4);
  box-shadow: var(--gold-glow-sm);
}

/* Corner embellishments */
.corner-tl, .corner-tr, .corner-bl, .corner-br {
  position: absolute;
  width: 16px;
  height: 16px;
  pointer-events: none;
  opacity: 0.35;
  transition: opacity 0.5s var(--ease-deco);
}

.editor-panel:hover .corner-tl,
.editor-panel:hover .corner-tr,
.editor-panel:hover .corner-bl,
.editor-panel:hover .corner-br,
.editor-panel:focus-within .corner-tl,
.editor-panel:focus-within .corner-tr,
.editor-panel:focus-within .corner-bl,
.editor-panel:focus-within .corner-br {
  opacity: 0.8;
}

.corner-tl { top: 6px; left: 6px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.corner-tr { top: 6px; right: 6px; border-top: 2px solid var(--gold); border-right: 2px solid var(--gold); }
.corner-bl { bottom: 6px; left: 6px; border-bottom: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.corner-br { bottom: 6px; right: 6px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid rgba(212,175,55,0.12);
}

.panel-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 400;
}

.panel-actions {
  display: flex;
  gap: 0.25rem;
}

.btn-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.3s var(--ease-deco);
}

.btn-icon:hover {
  color: var(--gold);
  border-color: rgba(212,175,55,0.3);
}

.btn-icon:disabled {
  opacity: 0.3;
  cursor: default;
}

.btn-icon:disabled:hover {
  color: var(--muted);
  border-color: transparent;
}

.btn-icon:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.panel-body {
  flex: 1;
  position: relative;
  min-height: 400px;
}

.code-area {
  width: 100%;
  height: 100%;
  min-height: 400px;
  background: transparent;
  border: none;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  padding: 1.25rem;
  resize: none;
  outline: none;
  tab-size: 2;
}

.code-area::placeholder {
  color: rgba(136,136,136,0.5);
  font-family: var(--font-mono);
}

.code-area:read-only {
  cursor: default;
}

/* Drop overlay */
.drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.drop-overlay.visible {
  display: flex;
}

.drop-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.25em;
}

.drop-diamond {
  width: 48px;
  height: 48px;
  border: 2px solid var(--gold);
  transform: rotate(45deg);
  animation: pulse-diamond 2s ease-in-out infinite;
}

@keyframes pulse-diamond {
  0%, 100% { box-shadow: 0 0 0 rgba(212,175,55,0); }
  50% { box-shadow: 0 0 25px rgba(212,175,55,0.3); }
}

.panel-footer {
  padding: 0.5rem 1.25rem;
  border-top: 1px solid rgba(212,175,55,0.08);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 300;
}

/* ── Center Action Column ──────────────────────────────────────────────── */
.action-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1.5rem;
  gap: 1rem;
}

.btn-obfuscate {
  position: relative;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  outline: none;
}

.btn-obfuscate-border {
  position: absolute;
  inset: -3px;
  border: 2px solid var(--gold);
  opacity: 0.6;
  transition: all 0.4s var(--ease-deco);
  pointer-events: none;
}

.btn-obfuscate:hover .btn-obfuscate-border {
  inset: -6px;
  opacity: 1;
  box-shadow: var(--gold-glow);
}

.btn-obfuscate-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(180deg, rgba(212,175,55,0.12) 0%, rgba(212,175,55,0.04) 100%);
  border: 1px solid var(--gold);
  transition: all 0.4s var(--ease-deco);
}

.btn-obfuscate:hover .btn-obfuscate-inner {
  background: linear-gradient(180deg, rgba(212,175,55,0.25) 0%, rgba(212,175,55,0.1) 100%);
}

.btn-obfuscate:active .btn-obfuscate-inner {
  background: var(--gold);
}

.btn-obfuscate:active .btn-obfuscate-icon,
.btn-obfuscate:active .btn-obfuscate-text {
  color: var(--bg);
}

.btn-obfuscate-icon {
  color: var(--gold);
  transition: color 0.2s;
}

.btn-obfuscate-text {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--gold);
  transition: color 0.2s;
}

.btn-obfuscate:focus-visible .btn-obfuscate-border {
  inset: -6px;
  opacity: 1;
  box-shadow: var(--gold-glow);
}

.btn-obfuscate:disabled {
  opacity: 0.4;
  cursor: wait;
}

.btn-obfuscate:disabled .btn-obfuscate-border { animation: none; }

/* Spinner state */
.btn-obfuscate.loading .btn-obfuscate-icon {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.action-arrow {
  opacity: 0.3;
}

/* ── Stats Bar ─────────────────────────────────────────────────────────── */
.stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
  padding: 1rem 2rem;
  border: 1px solid rgba(212,175,55,0.1);
  background: rgba(20,20,20,0.6);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.stat-label {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 300;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: rgba(212,175,55,0.15);
}

/* ── Build Log ─────────────────────────────────────────────────────────── */
.build-log {
  margin-top: 1.5rem;
  border: 1px solid rgba(212,175,55,0.1);
  background: var(--card-bg);
}

.build-log-header {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(212,175,55,0.1);
}

.build-log-title {
  font-family: var(--font-body);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 300;
}

.build-log-body {
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--muted);
  max-height: 160px;
  overflow-y: auto;
}

.log-entry {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
}

.log-stage {
  color: var(--gold);
  font-weight: 600;
  min-width: 90px;
  letter-spacing: 0.05em;
}

.log-detail {
  color: var(--fg);
  opacity: 0.7;
}

.log-error {
  color: var(--danger);
}

/* ══════════════════════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════════════════════ */
.site-footer {
  padding: 2rem;
  text-align: center;
}

.footer-line {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 30%, var(--gold) 70%, transparent 100%);
  opacity: 0.12;
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.footer-sep {
  width: 1px;
  height: 0.9rem;
  background: rgba(212,175,55,0.2);
}

.footer-copy {
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: rgba(136,136,136,0.5);
}

/* ══════════════════════════════════════════════════════════════════════════
   TOAST / NOTIFICATION
   ══════════════════════════════════════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--card-bg);
  border: 1px solid var(--gold);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  box-shadow: var(--gold-glow);
  opacity: 0;
  transition: all 0.4s var(--ease-deco);
  pointer-events: none;
  z-index: 1000;
}

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

/* ══════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .editor-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .action-column {
    flex-direction: row;
    padding: 1rem;
    gap: 1rem;
  }

  .action-arrow {
    display: none;
  }

  .action-arrow svg {
    transform: rotate(-90deg);
  }

  .panel-body { min-height: 280px; }
  .code-area { min-height: 280px; }

  .hero-title {
    font-size: clamp(1.4rem, 6vw, 2.4rem);
  }

  .strength-bar {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .strength-connector {
    display: none;
  }

  .strength-btn {
    min-width: 60px;
    padding: 0.6rem 0.4rem;
  }

  .strength-numeral {
    font-size: 1.2rem;
  }

  .stats-bar {
    gap: 1rem;
    flex-wrap: wrap;
  }
}

@media (max-width: 500px) {
  .site-header { padding: 0.75rem 1rem; }
  .header-tagline { display: none; }
  .hero { padding: 2.5rem 1rem 2rem; }
  .workspace { padding: 0 1rem 2rem; }
  .section-heading { gap: 0.75rem; }
  .heading-line { width: 30px; }

  .strength-btn {
    min-width: 50px;
    padding: 0.5rem 0.3rem;
  }

  .strength-label {
    font-size: 0.45rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
  }

  .footer-sep { display: none; }
}

/* ── Scrollbar ─────────────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: rgba(212,175,55,0.2);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(212,175,55,0.4);
}

/* ── Entrance Animations ───────────────────────────────────────────────── */
@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content {
  animation: fadeSlideUp 0.8s var(--ease-deco) both;
}

.strength-section {
  animation: fadeSlideUp 0.8s var(--ease-deco) 0.15s both;
}

.workspace {
  animation: fadeSlideUp 0.8s var(--ease-deco) 0.3s both;
}