@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,600;0,800;1,600&family=JetBrains+Mono:wght@400;600&display=swap');

/* ==========================================================================
   THEME DEFINITIONS
   ========================================================================== */

/* 1. Theme: Cosmos (Default Modern Dark Glassmorphism) */
:root, body.theme-cosmos {
  --bg-main: #090d16;
  --bg-pattern: 
    radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.12) 0%, transparent 40%),
    radial-gradient(#1e293b 1px, transparent 1px);
  --card-bg: rgba(30, 41, 59, 0.75);
  --card-border: rgba(255, 255, 255, 0.12);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-primary: #38bdf8;
  --accent-secondary: #a855f7;
  --font-family: 'Plus Jakarta Sans', sans-serif;
  --title-gradient: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #38bdf8 100%);
}

/* 2. Theme: Editorial Minimalist (Inspired by jiwa.com.my) */
body.theme-editorial {
  --bg-main: #f9f8f6;
  --bg-pattern: radial-gradient(#e2ded8 1px, transparent 1px);
  --card-bg: rgba(255, 255, 255, 0.95);
  --card-border: rgba(0, 0, 0, 0.08);
  --text-main: #18181b;
  --text-muted: #71717a;
  --accent-primary: #09090b;
  --accent-secondary: #c2410c;
  --font-family: 'Plus Jakarta Sans', sans-serif;
  --title-gradient: linear-gradient(135deg, #09090b 0%, #27272a 100%);
}
body.theme-editorial h1, body.theme-editorial h2 {
  font-family: 'Playfair Display', serif;
  letter-spacing: -0.02em;
}

/* 3. Theme: Cyberpunk Neon Tech */
body.theme-neon {
  --bg-main: #030712;
  --bg-pattern: 
    linear-gradient(rgba(6, 182, 212, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.05) 1px, transparent 1px);
  --card-bg: rgba(10, 15, 30, 0.85);
  --card-border: rgba(6, 182, 212, 0.35);
  --text-main: #f0fdf4;
  --text-muted: #94a3b8;
  --accent-primary: #06b6d4;
  --accent-secondary: #f43f5e;
  --font-family: 'JetBrains Mono', monospace;
  --title-gradient: linear-gradient(135deg, #06b6d4 0%, #a855f7 50%, #f43f5e 100%);
}

/* 4. Theme: Executive Titanium (Corporate High-End) */
body.theme-executive {
  --bg-main: #0b1329;
  --bg-pattern: 
    radial-gradient(circle at 50% 0%, rgba(30, 58, 138, 0.35) 0%, transparent 60%),
    radial-gradient(#1e293b 1px, transparent 1px);
  --card-bg: rgba(15, 23, 42, 0.85);
  --card-border: rgba(217, 119, 6, 0.25);
  --text-main: #ffffff;
  --text-muted: #94a3b8;
  --accent-primary: #f59e0b;
  --accent-secondary: #38bdf8;
  --font-family: 'Plus Jakarta Sans', sans-serif;
  --title-gradient: linear-gradient(135deg, #ffffff 0%, #e2e8f0 40%, #fbbf24 100%);
}

/* ==========================================================================
   BASE & LAYOUT
   ========================================================================== */

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

body {
  font-family: var(--font-family);
  min-height: 100vh;
  background-color: var(--bg-main);
  background-image: var(--bg-pattern);
  background-size: 100% 100%, 100% 100%, 32px 32px;
  color: var(--text-main);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.4s ease, color 0.4s ease;
}

/* Fallback message for older browsers */
.fallback-message {
  font-family: sans-serif;
  line-height: 1.5;
  width: 580px;
  margin: 40px auto;
  padding: 20px;
  border-radius: 12px;
  background: #fff;
  color: #333;
}
.impress-supported .fallback-message {
  display: none;
}

/* Steps (Canvas cards) */
.step {
  position: relative;
  width: 940px;
  max-width: 95vw;
  max-height: 84vh;
  overflow-y: auto;
  padding: 38px 46px;
  margin: 15px auto;
  box-sizing: border-box;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 40px rgba(56, 189, 248, 0.05);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease, transform 0.8s ease, border-color 0.4s ease;
}

.step::-webkit-scrollbar {
  width: 6px;
}
.step::-webkit-scrollbar-track {
  background: transparent;
}
.step::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.step.active {
  opacity: 1;
  pointer-events: auto;
  border-color: var(--accent-primary);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 60px rgba(56, 189, 248, 0.2);
}

/* ==========================================================================
   OVERVIEW MODE: PAPARKAN SEMUA SLAID SECARA SERENTAK (PREZI CANVAS)
   ========================================================================== */
#overview {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  width: 0 !important;
  height: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
  visibility: hidden !important;
}

/* Apabila mod Overview aktif, semua 5 slaid menyala terang & boleh diklik terus */
.impress-on-overview .step {
  opacity: 0.95 !important;
  pointer-events: auto !important;
  cursor: pointer !important;
}

.impress-on-overview .step:hover {
  opacity: 1 !important;
  border-color: var(--accent-primary) !important;
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.8), 0 0 60px rgba(56, 189, 248, 0.4) !important;
  transform: scale(1.02);
}

/* Typography & Visuals */
.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
  margin-bottom: 20px;
}

.badge.purple {
  background: rgba(168, 85, 247, 0.15);
  color: var(--accent-secondary);
  border-color: var(--accent-secondary);
}

h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  background: var(--title-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

p {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 20px;
}

p strong {
  color: var(--text-main);
}

ul {
  list-style: none;
  margin: 20px 0;
}

ul li {
  font-size: 1.2rem;
  line-height: 2;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}

ul li::before {
  content: "✦";
  color: var(--accent-primary);
  font-size: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 18px;
}

.card-mini {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--card-border);
  padding: 20px 24px;
  border-radius: 16px;
}

.card-mini h4 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--text-main);
}

.card-mini p {
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.5;
}

code {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.9em;
  color: var(--accent-primary);
}

/* Floating Navigation Controls */
.nav-bar,
.nav-bar *,
.impress-enabled .nav-bar,
.impress-enabled .nav-bar * {
  pointer-events: auto !important;
}

.nav-bar {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 8px 18px;
  border-radius: 9999px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  cursor: default;
}

.nav-bar button {
  background: transparent;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  padding: 8px 14px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.nav-bar button:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--accent-primary);
}

.theme-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  border-left: 1px solid var(--card-border);
  padding-left: 10px;
  margin-left: 4px;
}

.theme-pill {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.2s, border-color 0.2s;
}

.theme-pill:hover {
  transform: scale(1.15);
}

.theme-pill.active {
  border-color: #fff;
}

.pill-cosmos { background: #38bdf8; }
.pill-editorial { background: #18181b; }
.pill-neon { background: #06b6d4; }
.pill-executive { background: #fbbf24; }

.nav-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  border-left: 1px solid var(--card-border);
  padding-left: 12px;
}