/* ============================================================
   RUST ROADMAP — Dracula Theme  
   ============================================================ */

/* --- DRACULA PALETTE --- */
:root {
  --drac-bg:         #282A36;
  --drac-bg-darker:  #1e1f29;
  --drac-bg-card:    #343746;
  --drac-bg-card2:   #3d3f54;
  --drac-current:    #44475a;
  --drac-selection:  #44475A;
  --drac-fg:         #F8F8F2;
  --drac-fg-muted:   #C5C6C8;
  --drac-fg-faint:   #7970a9;
  --drac-comment:    #6272A4;
  --drac-cyan:       #8BE9FD;
  --drac-green:      #50FA7B;
  --drac-orange:     #FFB86C;
  --drac-pink:       #FF79C6;
  --drac-purple:     #BD93F9;
  --drac-red:        #FF5555;
  --drac-yellow:     #F1FA8C;

  /* Semantic roles */
  --color-bg:        var(--drac-bg);
  --color-surface:   var(--drac-bg-card);
  --color-surface2:  var(--drac-bg-card2);
  --color-border:    var(--drac-current);
  --color-text:      var(--drac-fg);
  --color-muted:     var(--drac-fg-muted);
  --color-faint:     var(--drac-comment);
  --color-accent:    var(--drac-purple);
  --color-accent2:   var(--drac-cyan);
  --color-success:   var(--drac-green);
  --color-warning:   var(--drac-orange);
  --color-error:     var(--drac-red);
  --color-pink:      var(--drac-pink);
  --color-yellow:    var(--drac-yellow);
  --surface:         var(--color-surface);
  --border:          var(--color-border);
  --text:            var(--color-text);
  --muted:           var(--color-muted);
  --shadow:          0 20px 60px rgba(0,0,0,.25);
  --mono:            var(--font-mono);

  /* Type scale */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Fonts */
  --font-display: 'Nunito', 'Segoe UI', sans-serif;
  --font-body:    'Nunito', 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Mono', monospace;

  /* Transitions */
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content */
  --content-default: 1100px;
  --content-wide: 1300px;
}

[data-theme="light"] {
  --color-bg:       #f4f4f9;
  --color-surface:  #ffffff;
  --color-surface2: #f0eeff;
  --color-border:   #d0ceea;
  --color-text:     #282A36;
  --color-muted:    #44475a;
  --color-faint:    #8b87b0;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
}
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  min-height: 100dvh;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent2); }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
pre, code { font-family: var(--font-mono); }

.container {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--drac-bg-darker);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}
.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.logo-area {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
}
.crab-logo { width: 48px; height: 36px; flex-shrink: 0; filter: drop-shadow(0 0 8px rgba(255,85,85,0.5)); }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800; color: var(--drac-red); }
.logo-sub   { font-size: var(--text-xs); color: var(--drac-purple); font-weight: 600; letter-spacing: 0.05em; }

.header-nav { display: flex; gap: var(--space-2); margin-left: auto; }
.nav-link {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-muted);
  transition: all var(--transition);
}
.nav-link:hover { background: var(--color-border); color: var(--color-text); }

.theme-toggle {
  padding: var(--space-2);
  border-radius: var(--radius-full);
  color: var(--color-muted);
  transition: all var(--transition);
  display: flex; align-items: center;
}
.theme-toggle:hover { background: var(--color-border); color: var(--color-text); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: radial-gradient(ellipse at 20% 50%, rgba(189,147,249,0.12) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 20%, rgba(139,233,253,0.08) 0%, transparent 50%),
              var(--drac-bg-darker);
  padding: var(--space-20) var(--space-6);
}

/* Star field */
.hero-bg-stars {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
}
.hero-bg-stars::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 15%, rgba(248,248,242,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 45%, rgba(248,248,242,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 8%, rgba(139,233,253,0.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 60% 30%, rgba(189,147,249,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 75% 65%, rgba(248,248,242,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 10%, rgba(248,248,242,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 5% 75%, rgba(80,250,123,0.4) 0%, transparent 100%),
    radial-gradient(2px 2px at 90% 85%, rgba(255,184,108,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 90%, rgba(248,248,242,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 70%, rgba(248,248,242,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 50%, rgba(255,121,198,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 15% 55%, rgba(248,248,242,0.3) 0%, transparent 100%);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  background: rgba(189,147,249,0.15);
  border: 1px solid rgba(189,147,249,0.4);
  color: var(--drac-purple);
  font-size: var(--text-sm);
  font-weight: 700;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.03em;
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  line-height: 1.05;
  color: var(--drac-fg);
  margin-bottom: var(--space-6);
}
.accent-text {
  background: linear-gradient(135deg, var(--drac-purple), var(--drac-pink), var(--drac-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-muted);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}
.stat-card {
  background: rgba(68,71,90,0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  display: flex; flex-direction: column; align-items: center;
  min-width: 100px;
  backdrop-filter: blur(4px);
}
.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 900;
  color: var(--drac-cyan);
  line-height: 1;
}
.stat-label {
  font-size: var(--text-xs);
  color: var(--color-faint);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: var(--space-1);
}
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--drac-purple), var(--drac-pink));
  color: white;
  font-weight: 800;
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-10);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(189,147,249,0.3);
  letter-spacing: 0.02em;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(189,147,249,0.5);
  color: white;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: rgba(68, 71, 90, 0.42);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  font-weight: 800;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  transition: all var(--transition);
}
.btn-secondary:hover {
  color: var(--color-text);
  border-color: rgba(139,233,253,0.45);
  background: rgba(139,233,253,0.12);
  transform: translateY(-1px);
}

/* Floating icons */
.floating-icons { position: absolute; inset: 0; pointer-events: none; }
.fi { position: absolute; font-size: 2rem; opacity: 0.15; animation: floatIcon 6s ease-in-out infinite; }
.fi-1 { top: 15%; left: 5%; animation-delay: 0s; }
.fi-2 { top: 25%; right: 8%; animation-delay: 1s; }
.fi-3 { bottom: 30%; left: 10%; animation-delay: 2s; }
.fi-4 { top: 60%; right: 5%; animation-delay: 0.5s; }
.fi-5 { bottom: 15%; right: 15%; animation-delay: 1.5s; }
.fi-6 { bottom: 20%; left: 20%; animation-delay: 3s; }
@keyframes floatIcon {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(5deg); }
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
.phases-section, .days-section, .resources-section {
  padding: clamp(var(--space-12), 8vw, var(--space-20)) 0;
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--space-3);
}
.section-sub {
  text-align: center;
  color: var(--color-muted);
  font-size: var(--text-base);
  margin-bottom: var(--space-12);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   PHASES SECTION
   ============================================================ */
.phases-section { background: var(--drac-bg-darker); }

.phase-timeline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: stretch;
  justify-content: center;
  margin-bottom: var(--space-16);
}
.phase-arrow {
  display: flex; align-items: center;
  color: var(--drac-comment);
  font-size: var(--text-xl);
  font-weight: 900;
  flex-shrink: 0;
  padding-top: var(--space-4);
}
.phase-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  width: 180px;
  flex-shrink: 0;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.phase-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.phase-1::before { background: linear-gradient(90deg, var(--drac-green), var(--drac-cyan)); }
.phase-2::before { background: linear-gradient(90deg, var(--drac-cyan), var(--drac-purple)); }
.phase-3::before { background: linear-gradient(90deg, var(--drac-purple), var(--drac-pink)); }
.phase-4::before { background: linear-gradient(90deg, var(--drac-pink), var(--drac-orange)); }
.phase-5::before { background: linear-gradient(90deg, var(--drac-orange), var(--drac-yellow)); }

.phase-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.3); }
.phase-icon { font-size: 2rem; margin-bottom: var(--space-3); }
.phase-days { font-size: var(--text-xs); font-weight: 700; color: var(--drac-purple); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: var(--space-2); }
.phase-name { font-family: var(--font-display); font-size: var(--text-base); font-weight: 800; margin-bottom: var(--space-2); }
.phase-desc { font-size: var(--text-xs); color: var(--color-muted); line-height: 1.5; margin-bottom: var(--space-3); }
.phase-tags { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.tag {
  background: rgba(189,147,249,0.12);
  border: 1px solid rgba(189,147,249,0.25);
  color: var(--drac-purple);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

/* Skill bars */
.skill-chart-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
}
.chart-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  margin-bottom: var(--space-6);
  color: var(--drac-cyan);
  text-align: center;
}
.skill-bars { display: flex; flex-direction: column; gap: var(--space-4); }
.skill-row { display: flex; align-items: center; gap: var(--space-4); }
.skill-name { width: 220px; font-size: var(--text-sm); color: var(--color-muted); flex-shrink: 0; }
.skill-bar-track {
  flex: 1;
  height: 10px;
  background: var(--drac-current);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.skill-bar-fill {
  height: 100%;
  width: 0;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--drac-purple), var(--drac-cyan));
  transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.skill-pct { width: 40px; font-size: var(--text-xs); font-weight: 700; color: var(--drac-purple); text-align: right; }

/* Ownership diagram */
.diagram-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.ownership-diagram { display: flex; flex-direction: column; align-items: center; gap: var(--space-6); }
.od-box {
  border: 2px solid;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 700;
}
.od-owner   { border-color: var(--drac-purple); color: var(--drac-purple); background: rgba(189,147,249,0.08); }
.od-moved   { border-color: var(--drac-red);    color: var(--drac-red);    background: rgba(255,85,85,0.08); font-size: var(--text-xs); }
.od-borrow  { border-color: var(--drac-cyan);   color: var(--drac-cyan);   background: rgba(139,233,253,0.08); font-size: var(--text-xs); }
.od-mutborrow { border-color: var(--drac-orange); color: var(--drac-orange); background: rgba(255,184,108,0.08); font-size: var(--text-xs); }
.od-clone   { border-color: var(--drac-green);  color: var(--drac-green);  background: rgba(80,250,123,0.08); font-size: var(--text-xs); }
.od-drop-box { border-color: var(--drac-comment); color: var(--drac-comment); background: rgba(98,114,164,0.08); font-size: var(--text-xs); }

.od-code { font-family: var(--font-mono); font-size: var(--text-xs); margin-top: var(--space-2); color: var(--drac-fg-muted); font-weight: 400; }
.od-label { font-size: var(--text-base); font-weight: 800; }
.od-sublabel { font-size: var(--text-xs); opacity: 0.7; font-weight: 600; }
.od-arrows { width: 100%; }
.od-arrow-row { display: flex; justify-content: center; gap: var(--space-6); flex-wrap: wrap; }
.od-arrow-item { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
.od-arrow { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--drac-comment); font-weight: 600; }
.od-drop { width: 100%; display: flex; justify-content: center; }

/* ============================================================
   DAYS SECTION
   ============================================================ */
.days-section { background: var(--color-bg); }

.phase-tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
  justify-content: center;
}
.phase-tab {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-muted);
  border: 2px solid transparent;
  transition: all var(--transition);
}
.phase-tab:hover { background: var(--color-surface); color: var(--color-text); }
.phase-tab.active {
  background: var(--drac-purple);
  color: white;
  border-color: var(--drac-purple);
}

.progress-tracker {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  margin-bottom: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.progress-info {
  white-space: nowrap;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-muted);
  min-width: 140px;
}
#completed-count { color: var(--drac-green); font-size: var(--text-base); }
.progress-bar-outer {
  flex: 1;
  height: 12px;
  background: var(--drac-current);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar-inner {
  height: 100%;
  background: linear-gradient(90deg, var(--drac-purple), var(--drac-green));
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.days-list { display: flex; flex-direction: column; gap: var(--space-2); }

/* Day card */
.day-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.day-card:hover { border-color: var(--drac-purple); }
.day-card.completed { border-color: rgba(80,250,123,0.4); }
.day-card.completed .day-header { background: rgba(80,250,123,0.04); }

.day-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  user-select: none;
  transition: background var(--transition);
}
.day-header:hover { background: rgba(189,147,249,0.05); }

.day-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--drac-comment);
  min-width: 48px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.day-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  cursor: pointer;
  font-size: 12px;
}
.day-check.done { background: var(--drac-green); border-color: var(--drac-green); }

.day-phase-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.phase-dot-1 { background: var(--drac-green); }
.phase-dot-2 { background: var(--drac-cyan); }
.phase-dot-3 { background: var(--drac-purple); }
.phase-dot-4 { background: var(--drac-pink); }
.phase-dot-5 { background: var(--drac-orange); }

.day-title {
  flex: 1;
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.day-subtitle {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: 2px;
}
.day-tags { display: flex; gap: var(--space-1); flex-wrap: wrap; }
.day-tag {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(68,71,90,0.8);
  color: var(--color-faint);
  border: 1px solid var(--color-border);
}
.day-expand-icon {
  color: var(--color-faint);
  transition: transform var(--transition);
  font-size: 1.2rem;
  flex-shrink: 0;
}
.day-card.open .day-expand-icon { transform: rotate(90deg); }

/* Day body */
.day-body {
  display: none;
  border-top: 1px solid var(--color-border);
  padding: var(--space-6);
  background: var(--drac-bg-darker);
}
.day-card.open .day-body { display: block; }

.day-body-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}
@media (max-width: 700px) { .day-body-grid { grid-template-columns: 1fr; } }

.db-section h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--drac-cyan);
  margin-bottom: var(--space-3);
  display: flex; align-items: center; gap: var(--space-2);
}
.db-section ul {
  list-style: none;
  display: flex; flex-direction: column; gap: var(--space-2);
}
.db-section ul li {
  font-size: var(--text-sm);
  color: var(--color-muted);
  display: flex; align-items: flex-start; gap: var(--space-2);
  line-height: 1.4;
}
.db-section ul li::before { content: '›'; color: var(--drac-purple); flex-shrink: 0; font-weight: 700; }

.day-example {
  background: var(--drac-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-4);
}
.day-example-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: rgba(68,71,90,0.5);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--drac-comment);
}
.ex-dot { width: 10px; height: 10px; border-radius: 50%; }
.ex-red    { background: #FF5555; }
.ex-yellow { background: #F1FA8C; }
.ex-green  { background: #50FA7B; }
.day-example pre {
  padding: var(--space-4);
  font-size: var(--text-xs);
  color: var(--drac-fg);
  overflow-x: auto;
  line-height: 1.7;
}

/* Syntax highlight colors (manual) */
.kw  { color: var(--drac-pink); font-weight: 700; }
.ty  { color: var(--drac-cyan); }
.fn  { color: var(--drac-green); }
.st  { color: var(--drac-yellow); }
.cm  { color: var(--drac-comment); font-style: italic; }
.nm  { color: var(--drac-purple); }
.op  { color: var(--drac-pink); }
.nu  { color: var(--drac-purple); }

.db-links { display: flex; flex-direction: column; gap: var(--space-2); }
.day-actions { margin-top: var(--space-5); display: flex; justify-content: flex-start; }
.lesson-btn { background: linear-gradient(135deg, rgba(255,85,85,0.18), rgba(189,147,249,0.18)); border-color: rgba(255,85,85,0.3); }
.db-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--drac-cyan);
  padding: var(--space-2) var(--space-3);
  background: rgba(139,233,253,0.06);
  border: 1px solid rgba(139,233,253,0.15);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  text-decoration: none;
}
.db-link:hover { background: rgba(139,233,253,0.12); color: var(--drac-cyan); }
.db-link-icon { font-size: 0.85rem; }

.day-project-banner {
  background: linear-gradient(135deg, rgba(189,147,249,0.12), rgba(255,121,198,0.08));
  border: 1px solid rgba(189,147,249,0.3);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-top: var(--space-4);
  display: flex; align-items: flex-start; gap: var(--space-3);
}
.dpb-icon { font-size: 1.4rem; flex-shrink: 0; }
.dpb-body h5 { font-weight: 800; font-size: var(--text-sm); color: var(--drac-purple); margin-bottom: var(--space-1); }
.dpb-body p  { font-size: var(--text-xs); color: var(--color-muted); }

/* ============================================================
   RESOURCES SECTION
   ============================================================ */
.resources-section { background: var(--drac-bg-darker); }

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-5);
  margin-bottom: var(--space-12);
}
.resource-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.resource-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
}
.rc-book::before      { background: var(--drac-orange); }
.rc-interactive::before { background: var(--drac-green); }
.rc-ref::before       { background: var(--drac-cyan); }
.rc-video::before     { background: var(--drac-pink); }
.rc-async::before     { background: var(--drac-yellow); }
.rc-community::before { background: var(--drac-purple); }
.rc-arch::before      { background: var(--drac-red); }
.rc-crates::before    { background: var(--drac-orange); }

.resource-card:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0,0,0,0.25); }
.rc-icon { font-size: 2rem; margin-bottom: var(--space-3); }
.resource-card h3 { font-weight: 800; font-size: var(--text-base); margin-bottom: var(--space-2); }
.resource-card p  { font-size: var(--text-sm); color: var(--color-muted); margin-bottom: var(--space-4); }
.resource-card code {
  background: var(--drac-current);
  color: var(--drac-cyan);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}
.rc-link { font-size: var(--text-xs); font-weight: 700; color: var(--drac-purple); }
.rc-link:hover { color: var(--drac-pink); }

/* Setup box */
.setup-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.setup-header {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-5) var(--space-8);
  background: rgba(255,85,85,0.08);
  border-bottom: 1px solid var(--color-border);
}
.setup-icon { font-size: 1.5rem; }
.setup-header h3 { font-weight: 800; font-size: var(--text-lg); color: var(--drac-red); }
.setup-content { padding: var(--space-6) var(--space-8); display: flex; flex-direction: column; gap: var(--space-6); }
.setup-step { display: flex; gap: var(--space-4); align-items: flex-start; }
.step-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--drac-purple); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: var(--text-sm); flex-shrink: 0;
}
.step-title { font-weight: 700; font-size: var(--text-sm); margin-bottom: var(--space-2); color: var(--drac-cyan); }
.code-block {
  background: var(--drac-bg-darker);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--drac-fg);
  white-space: pre;
  overflow-x: auto;
  line-height: 1.8;
}

/* ============================================================
   VIDEO GRID
   ============================================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-5);
}
.video-card {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: linear-gradient(180deg, rgba(61,63,84,0.9), rgba(52,55,70,0.95));
  color: var(--color-text);
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
}
.video-card span { font-size: 1.5rem; }
.video-card h3 { margin-bottom: var(--space-2); font-size: var(--text-base); }
.video-card p { color: var(--color-muted); font-size: var(--text-sm); }
.video-card:hover { transform: translateY(-2px); border-color: rgba(139,233,253,0.35); color: var(--color-text); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--drac-bg-darker);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) var(--space-6);
  text-align: center;
}
.footer-crab { display: flex; justify-content: center; margin-bottom: var(--space-4); }
.footer-text { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800; margin-bottom: var(--space-2); }
.footer-sub { font-size: var(--text-sm); color: var(--color-faint); }

/* ============================================================
   PHASE BANNERS (inside day list)
   ============================================================ */
.phase-banner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-base);
}
.pb-1 { background: rgba(80,250,123,0.1); border: 1px solid rgba(80,250,123,0.25); color: var(--drac-green); }
.pb-2 { background: rgba(139,233,253,0.1); border: 1px solid rgba(139,233,253,0.25); color: var(--drac-cyan); }
.pb-3 { background: rgba(189,147,249,0.1); border: 1px solid rgba(189,147,249,0.25); color: var(--drac-purple); }
.pb-4 { background: rgba(255,121,198,0.1); border: 1px solid rgba(255,121,198,0.25); color: var(--drac-pink); }
.pb-5 { background: rgba(255,184,108,0.1); border: 1px solid rgba(255,184,108,0.25); color: var(--drac-orange); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.day-card { animation: fadeInUp 0.3s ease both; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .phase-timeline { flex-direction: column; align-items: stretch; }
  .phase-card { width: 100%; }
  .phase-arrow { display: none; }
  .skill-name { width: 150px; }
}
@media (max-width: 600px) {
  .header-nav { display: none; }
  .hero-stats { gap: var(--space-2); }
  .stat-card { padding: var(--space-3) var(--space-4); min-width: 80px; }
  .day-tags { display: none; }
  .progress-tracker { flex-direction: column; gap: var(--space-3); }
  .progress-info { min-width: unset; }
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--drac-bg-darker); }
::-webkit-scrollbar-thumb { background: var(--drac-current); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--drac-comment); }