/* ============================================================
   themes.css
   Definisi CSS variables untuk Light & Dark, reset, dan base.
   ============================================================ */

:root,
[data-theme="light"] {
  --color-bg: #F1F5F9;
  --color-bg-elevated: #FFFFFF;
  --color-bg-soft: #F8FAFC;
  --color-text: #0F172A;
  --color-text-muted: #475569;
  --color-text-subtle: #64748B;
  --color-border: rgba(15, 23, 42, 0.08);
  --color-border-strong: rgba(15, 23, 42, 0.14);

  --color-primary: #2563EB;
  --color-primary-600: #1D4ED8;
  --color-primary-700: #1E40AF;
  --color-primary-soft: rgba(37, 99, 235, 0.10);
  --color-primary-glow: rgba(37, 99, 235, 0.35);

  --color-accent: #F97316;
  --color-accent-600: #EA580C;
  --color-accent-soft: rgba(249, 115, 22, 0.12);
  --color-accent-glow: rgba(249, 115, 22, 0.30);

  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;
  --color-danger-600: #DC2626;
  --color-info: #0EA5E9;

  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-strong: rgba(255, 255, 255, 0.86);
  --glass-bg-soft: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.65);
  --glass-border-soft: rgba(15, 23, 42, 0.06);
  --glass-shadow: 0 20px 50px -20px rgba(15, 23, 42, 0.25), 0 8px 16px -8px rgba(15, 23, 42, 0.12);
  --glass-shadow-soft: 0 10px 30px -15px rgba(15, 23, 42, 0.15);
  --glass-shadow-strong: 0 30px 60px -20px rgba(15, 23, 42, 0.35);

  --gradient-hero: radial-gradient(1200px 600px at 10% -10%, rgba(37, 99, 235, 0.18), transparent 60%),
                   radial-gradient(900px 500px at 90% 0%, rgba(249, 115, 22, 0.16), transparent 55%),
                   linear-gradient(180deg, #F1F5F9 0%, #FFFFFF 60%, #F8FAFC 100%);
  --gradient-primary: linear-gradient(135deg, #2563EB 0%, #1D4ED8 60%, #1E40AF 100%);
  --gradient-accent: linear-gradient(135deg, #F97316 0%, #EA580C 100%);
  --gradient-text: linear-gradient(135deg, #2563EB 0%, #F97316 100%);

  --shadow-focus: 0 0 0 4px rgba(37, 99, 235, 0.20);
  --shadow-focus-danger: 0 0 0 4px rgba(239, 68, 68, 0.20);

  --blob-1: rgba(37, 99, 235, 0.35);
  --blob-2: rgba(249, 115, 22, 0.30);
  --blob-3: rgba(14, 165, 233, 0.25);

  color-scheme: light;
}

[data-theme="dark"] {
  --color-bg: #060B1A;
  --color-bg-elevated: #0F172A;
  --color-bg-soft: #0B1224;
  --color-text: #F8FAFC;
  --color-text-muted: #CBD5E1;
  --color-text-subtle: #94A3B8;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.14);

  --color-primary: #60A5FA;
  --color-primary-600: #3B82F6;
  --color-primary-700: #2563EB;
  --color-primary-soft: rgba(96, 165, 250, 0.12);
  --color-primary-glow: rgba(96, 165, 250, 0.45);

  --color-accent: #FB923C;
  --color-accent-600: #F97316;
  --color-accent-soft: rgba(251, 146, 60, 0.14);
  --color-accent-glow: rgba(251, 146, 60, 0.40);

  --color-success: #34D399;
  --color-warning: #FBBF24;
  --color-danger: #F87171;
  --color-danger-600: #EF4444;
  --color-info: #38BDF8;

  --glass-bg: rgba(15, 23, 42, 0.55);
  --glass-bg-strong: rgba(15, 23, 42, 0.78);
  --glass-bg-soft: rgba(15, 23, 42, 0.40);
  --glass-border: rgba(255, 255, 255, 0.10);
  --glass-border-soft: rgba(255, 255, 255, 0.06);
  --glass-shadow: 0 25px 60px -20px rgba(0, 0, 0, 0.6), 0 8px 20px -10px rgba(0, 0, 0, 0.4);
  --glass-shadow-soft: 0 12px 30px -15px rgba(0, 0, 0, 0.5);
  --glass-shadow-strong: 0 40px 80px -20px rgba(0, 0, 0, 0.7);

  --gradient-hero: radial-gradient(1200px 600px at 10% -10%, rgba(37, 99, 235, 0.28), transparent 60%),
                   radial-gradient(900px 500px at 90% 0%, rgba(249, 115, 22, 0.20), transparent 55%),
                   linear-gradient(180deg, #060B1A 0%, #0B1224 60%, #0F172A 100%);
  --gradient-primary: linear-gradient(135deg, #60A5FA 0%, #3B82F6 60%, #2563EB 100%);
  --gradient-accent: linear-gradient(135deg, #FB923C 0%, #F97316 100%);
  --gradient-text: linear-gradient(135deg, #60A5FA 0%, #FB923C 100%);

  --shadow-focus: 0 0 0 4px rgba(96, 165, 250, 0.25);
  --shadow-focus-danger: 0 0 0 4px rgba(248, 113, 113, 0.25);

  --blob-1: rgba(37, 99, 235, 0.45);
  --blob-2: rgba(249, 115, 22, 0.40);
  --blob-3: rgba(56, 189, 248, 0.30);

  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Inter", "Manrope", "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--gradient-hero);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  transition: background-color 0.5s ease, color 0.3s ease;
}

body.modal-open {
  overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-text);
}

p {
  margin: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-600);
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  padding: 0;
}

input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

::selection {
  background: var(--color-primary-soft);
  color: var(--color-text);
}

:focus {
  outline: none;
}

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: 8px;
}

[hidden] {
  display: none !important;
}

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