@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=Manrope:wght@200;300;400;500;600;700;800&display=swap');

:root {
  --radius: 1rem;

  --background: oklch(0.985 0.012 95);
  --foreground: oklch(0.22 0.04 180);

  --card: oklch(1 0 0);
  --card-foreground: oklch(0.22 0.04 180);

  --primary: oklch(0.48 0.09 185);
  --primary-foreground: oklch(0.985 0.012 95);

  --secondary: oklch(0.78 0.16 70);
  --secondary-foreground: oklch(0.22 0.04 180);

  --muted: oklch(0.95 0.015 95);
  --muted-foreground: oklch(0.45 0.03 200);

  --accent: oklch(0.92 0.05 70);
  --accent-foreground: oklch(0.3 0.05 180);

  --destructive: oklch(0.6 0.22 27);
  --destructive-foreground: oklch(0.985 0 0);

  --border: oklch(0.9 0.02 95);
  --input: oklch(0.9 0.02 95);
  --ring: oklch(0.48 0.09 185);

  --teal: oklch(0.48 0.09 185);
  --teal-deep: oklch(0.34 0.07 190);
  --teal-soft: oklch(0.92 0.04 185);
  --amber: oklch(0.78 0.16 70);
  --amber-soft: oklch(0.94 0.06 75);

  --gradient-hero: radial-gradient(circle at 20% 20%, oklch(0.92 0.04 185 / 0.6), transparent 50%),
                   radial-gradient(circle at 80% 30%, oklch(0.94 0.06 75 / 0.55), transparent 55%),
                   linear-gradient(180deg, oklch(0.985 0.012 95), oklch(0.97 0.02 90));
  --gradient-primary: linear-gradient(135deg, oklch(0.48 0.09 185), oklch(0.34 0.07 190));
  --gradient-amber: linear-gradient(135deg, oklch(0.82 0.16 75), oklch(0.7 0.18 50));

  --shadow-soft: 0 1px 2px oklch(0.22 0.04 180 / 0.04), 0 8px 24px oklch(0.22 0.04 180 / 0.06);
  --shadow-elevated: 0 20px 60px -20px oklch(0.34 0.07 190 / 0.35);
  --shadow-glow: 0 0 0 1px oklch(0.48 0.09 185 / 0.15), 0 20px 50px -10px oklch(0.48 0.09 185 / 0.35);
}

*, *::before, *::after { box-sizing: border-box; border-color: var(--border); }
html { scroll-behavior: smooth; }

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
}

/* ── Scrollbars ── */
* {
  scrollbar-width: thin;
  scrollbar-color: oklch(0.78 0.06 185) transparent;
}
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-track { background: transparent; border-radius: 99px; }
*::-webkit-scrollbar-thumb {
  background: oklch(0.78 0.06 185);
  border-radius: 99px;
  transition: background 0.2s;
}
*::-webkit-scrollbar-thumb:hover { background: oklch(0.6 0.08 185); }
*::-webkit-scrollbar-corner { background: transparent; }

.dark * {
  scrollbar-color: oklch(0.42 0.07 185) transparent;
}
.dark *::-webkit-scrollbar-thumb { background: oklch(0.42 0.07 185); }
.dark *::-webkit-scrollbar-thumb:hover { background: oklch(0.52 0.09 185); }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Sora', ui-sans-serif, system-ui, sans-serif;
  letter-spacing: -0.02em;
}

/* ── Background utilities ── */
.bg-background  { background-color: var(--background); }
.bg-foreground  { background-color: var(--foreground); }
.bg-card        { background-color: var(--card); }
.bg-muted       { background-color: var(--muted); }
.bg-primary     { background-color: var(--primary); }
.bg-secondary   { background-color: var(--secondary); }
.bg-hero        { background: var(--gradient-hero); }
.bg-gradient-primary { background: var(--gradient-primary); }
.bg-gradient-amber   { background: var(--gradient-amber); }

/* ── Text utilities ── */
.text-background      { color: var(--background); }
.text-foreground      { color: var(--foreground); }
.text-primary         { color: var(--primary); }
.text-secondary       { color: var(--secondary); }
.text-muted-foreground { color: var(--muted-foreground); }
.text-card-foreground  { color: var(--card-foreground); }
.text-primary-foreground { color: var(--primary-foreground); }
.text-secondary-foreground { color: var(--secondary-foreground); }
.text-destructive     { color: var(--destructive); }

/* ── Border utilities ── */
.border-border  { border-color: var(--border); }
.border-primary { border-color: var(--primary); }
.border-l-primary { border-left-color: var(--primary); }

/* ── Shadow utilities ── */
.shadow-soft     { box-shadow: var(--shadow-soft); }
.shadow-elevated { box-shadow: var(--shadow-elevated); }
.shadow-glow     { box-shadow: var(--shadow-glow); }

/* ── Gradient text ── */
.text-gradient-primary {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Font families ── */
.font-display { font-family: 'Sora', ui-sans-serif, system-ui, sans-serif; }
.font-sans    { font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif; }

/* ── Floating pill header ── */
.header-pill {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 12px 12px 0;
}
@media (min-width: 768px) {
  .header-pill { padding: 16px 24px 0; }
}
.header-pill-inner {
  max-width: 80rem;
  margin: 0 auto;
  display: flex;
  height: 56px;
  align-items: center;
  justify-content: space-between;
  border-radius: 1rem;
  border: 1px solid oklch(0.9 0.02 95 / 0.6);
  background: oklch(0.985 0.012 95 / 0.7);
  padding: 0 12px 0 16px;
  box-shadow: 0 8px 30px -12px rgba(0,0,0,0.15);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
@media (min-width: 768px) {
  .header-pill-inner { height: 64px; padding: 0 16px 0 20px; }
}

/* ── Nav link active ── */
.nav-link {
  border-radius: 9999px;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
}
.nav-link:hover {
  background-color: var(--muted);
  color: var(--foreground);
}
.nav-link.active {
  background-color: var(--foreground);
  color: var(--background);
  font-weight: 600;
}

/* ── Feature card ── */
.feature-card {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  border: 1px solid var(--border);
  background-color: var(--card);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated);
}

/* ── Icon box ── */
.icon-box-primary {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border-radius: 1rem;
  background: var(--gradient-primary);
  color: var(--primary-foreground);
  margin-bottom: 1.25rem;
}
.icon-box-amber {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border-radius: 1rem;
  background: var(--gradient-amber);
  color: var(--secondary-foreground);
  margin-bottom: 1.25rem;
}

/* ── Grain overlay ── */
.grain { position: relative; }
.grain::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(oklch(0.22 0.04 180 / 0.04) 1px, transparent 1px);
  background-size: 4px 4px;
  pointer-events: none;
  mix-blend-mode: multiply;
}

/* ── Animate pulse ── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.animate-pulse { animation: pulse 2s cubic-bezier(0.4,0,0.6,1) infinite; }

/* ── Mobile menu ── */
.mobile-menu-open { display: block !important; }

/* ── gradient-primary shorthand (alias) ── */
.gradient-primary { background: var(--gradient-primary); }

/* ── Theme toggle button ── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}
.theme-toggle:hover { background: var(--muted); color: var(--foreground); }
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
.dark .theme-toggle .icon-sun  { display: block; }
.dark .theme-toggle .icon-moon { display: none; }

/* ════════════════════════════════════════
   DARK MODE
   ════════════════════════════════════════ */
.dark {
  color-scheme: dark;

  --background: oklch(0.12 0.015 215);
  --foreground: oklch(0.93 0.008 95);

  --card: oklch(0.16 0.015 215);
  --card-foreground: oklch(0.93 0.008 95);

  --primary: oklch(0.60 0.10 185);
  --primary-foreground: oklch(0.12 0.015 215);

  --secondary: oklch(0.75 0.14 70);
  --secondary-foreground: oklch(0.12 0.015 215);

  --muted: oklch(0.21 0.015 215);
  --muted-foreground: oklch(0.56 0.015 200);

  --accent: oklch(0.22 0.04 70);
  --accent-foreground: oklch(0.85 0.04 80);

  --destructive: oklch(0.65 0.22 27);
  --destructive-foreground: oklch(0.985 0 0);

  --border: oklch(0.26 0.015 215);
  --input: oklch(0.26 0.015 215);
  --ring: oklch(0.60 0.10 185);

  --teal-soft: oklch(0.23 0.05 185);

  --shadow-soft: 0 1px 3px oklch(0 0 0 / 0.4), 0 8px 24px oklch(0 0 0 / 0.3);
  --shadow-elevated: 0 20px 60px -20px oklch(0 0 0 / 0.65);
  --gradient-hero:
    radial-gradient(circle at 20% 20%, oklch(0.26 0.05 185 / 0.5), transparent 50%),
    radial-gradient(circle at 80% 30%, oklch(0.26 0.07 70 / 0.4), transparent 55%),
    linear-gradient(180deg, oklch(0.12 0.015 215), oklch(0.14 0.015 215));
}

/* ── Dark: background & text overrides (Tailwind stone/white) ── */
.dark .bg-white          { background-color: var(--card); }
.dark .bg-stone-50       { background-color: oklch(0.19 0.012 215); }
.dark .bg-stone-100      { background-color: oklch(0.23 0.012 215); }
.dark .bg-stone-200      { background-color: oklch(0.29 0.012 215); }
.dark .text-stone-900    { color: var(--foreground); }
.dark .text-stone-800    { color: oklch(0.88 0.008 95); }
.dark .text-stone-700    { color: oklch(0.78 0.008 95); }
.dark .text-stone-600    { color: oklch(0.68 0.008 95); }
.dark .text-stone-500    { color: var(--muted-foreground); }
.dark .text-stone-400    { color: oklch(0.45 0.008 200); }
.dark .text-stone-300    { color: oklch(0.37 0.008 200); }
.dark .border-stone-200  { border-color: var(--border); }
.dark .border-stone-100  { border-color: oklch(0.22 0.012 215); }
.dark .border-stone-300  { border-color: oklch(0.32 0.012 215); }

/* ── Dark: hover states ── */
.dark .hover\:bg-stone-50:hover  { background-color: oklch(0.19 0.012 215); }
.dark .hover\:bg-stone-100:hover { background-color: oklch(0.23 0.012 215); }
.dark .hover\:bg-stone-200:hover { background-color: oklch(0.29 0.012 215); }
.dark .hover\:text-stone-600:hover { color: oklch(0.72 0.008 95); }

/* ── Dark: dividers ── */
.dark .divide-stone-100 > :not([hidden]) ~ :not([hidden]) {
  border-color: oklch(0.22 0.012 215);
}

/* ── Dark: status badges ── */
.dark .bg-green-50   { background-color: oklch(0.24 0.07 155); }
.dark .text-green-700 { color: oklch(0.76 0.13 155); }
.dark .bg-blue-50    { background-color: oklch(0.22 0.07 235); }
.dark .text-blue-700 { color: oklch(0.72 0.13 235); }
.dark .bg-red-50     { background-color: oklch(0.24 0.09 27); }
.dark .text-red-700  { color: oklch(0.74 0.19 27); }
.dark .border-red-200 { border-color: oklch(0.40 0.14 27); }
.dark .bg-amber-50   { background-color: oklch(0.25 0.07 70); }
.dark .text-amber-600 { color: oklch(0.78 0.14 70); }
.dark .bg-purple-50  { background-color: oklch(0.22 0.07 300); }

/* ── Dark: form elements (higher specificity than Tailwind) ── */
.dark input:not([type="checkbox"]):not([type="radio"]),
.dark textarea,
.dark select {
  background-color: var(--muted);
  color: var(--foreground);
  border-color: var(--border);
}

/* ── Dark: floating pill header ── */
.dark .header-pill-inner {
  background: oklch(0.16 0.015 215 / 0.82);
  border-color: oklch(0.28 0.015 215 / 0.7);
}
.dark #mobile-menu {
  background: oklch(0.16 0.015 215 / 0.97) !important;
  border-color: var(--border) !important;
}