/* base.css — Reset + Design Tokens for JNI Studio */

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

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  hanging-punctuation: first last;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body, sans-serif);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}
ul[role='list'],
ol[role='list'] {
  list-style: none;
}
input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.15;
}
p, li, figcaption {
  text-wrap: pretty;
  max-width: 72ch;
}

::selection {
  background: oklch(from var(--color-accent) l c h / 0.25);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

button {
  cursor: pointer;
  background: none;
  border: none;
}
table {
  border-collapse: collapse;
  width: 100%;
}

a, button, [role='button'], [role='link'], input, textarea, select {
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}

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

/* ===== DESIGN TOKENS ===== */

:root {
  /* Type Scale (fluid clamp) */
  --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);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 8rem);

  /* Spacing (4px base) */
  --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;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* Font families */
  --font-display: 'Clash Grotesk', 'Arial Black', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* ===== LIGHT MODE (default) ===== */
:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #F5F2ED;
  --color-surface: #FAF8F5;
  --color-surface-2: #FFFFFF;
  --color-surface-offset: #EDE9E3;
  --color-surface-warm: #FDF5EC;
  --color-divider: #DDD8D0;
  --color-border: #D0CBC3;

  /* Text */
  --color-text: #0B1623;
  --color-text-muted: #4A5568;
  --color-text-faint: #5B6A80;
  --color-text-inverse: #F5F2ED;

  /* Navy Primary */
  --color-navy: #0B1623;
  --color-navy-light: #1A2B42;

  /* Amber Accent (logo color) */
  --color-accent: #D97706;
  --color-accent-hover: #B45309;
  --color-accent-active: #92400E;
  --color-accent-light: #FEF3C7;

  /* Amber Secondary (alias) */
  --color-amber: #D97706;
  --color-amber-hover: #B45309;
  --color-amber-light: #FEF3C7;

  /* Shadows (warm-toned) */
  --shadow-sm: 0 1px 2px oklch(0.2 0.02 60 / 0.06);
  --shadow-md: 0 4px 16px oklch(0.2 0.02 60 / 0.08);
  --shadow-lg: 0 12px 40px oklch(0.2 0.02 60 / 0.12);
  --shadow-xl: 0 20px 60px oklch(0.2 0.02 60 / 0.16);
}

/* ===== DARK MODE ===== */
[data-theme='dark'] {
  --color-bg: #0B1623;
  --color-surface: #111D2E;
  --color-surface-2: #162436;
  --color-surface-offset: #0E1A29;
  --color-surface-warm: #1A2436;
  --color-divider: #1E2D42;
  --color-border: #2A3A52;

  --color-text: #E2E0DC;
  --color-text-muted: #94A3B8;
  --color-text-faint: #64748B;
  --color-text-inverse: #0B1623;

  --color-navy: #E2E0DC;
  --color-navy-light: #CBD5E1;

  --color-accent: #FBBF24;
  --color-accent-hover: #FCD34D;
  --color-accent-active: #FDE68A;
  --color-accent-light: #3D2E06;

  --color-amber: #FBBF24;
  --color-amber-hover: #FCD34D;
  --color-amber-light: #3D2E06;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 12px 40px oklch(0 0 0 / 0.5);
  --shadow-xl: 0 20px 60px oklch(0 0 0 / 0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0B1623;
    --color-surface: #111D2E;
    --color-surface-2: #162436;
    --color-surface-offset: #0E1A29;
    --color-surface-warm: #1A2436;
    --color-divider: #1E2D42;
    --color-border: #2A3A52;
    --color-text: #E2E0DC;
    --color-text-muted: #94A3B8;
    --color-text-faint: #64748B;
    --color-text-inverse: #0B1623;
    --color-navy: #E2E0DC;
    --color-navy-light: #CBD5E1;
    --color-accent: #FBBF24;
    --color-accent-hover: #FCD34D;
    --color-accent-active: #FDE68A;
    --color-accent-light: #3D2E06;
    --color-amber: #FBBF24;
    --color-amber-hover: #FCD34D;
    --color-amber-light: #3D2E06;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 16px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 12px 40px oklch(0 0 0 / 0.5);
    --shadow-xl: 0 20px 60px oklch(0 0 0 / 0.6);
  }
}

/* Brand slogan */
.hero-slogan {
  font-family: var(--font-display, 'Clash Grotesk', 'Arial Black', sans-serif);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 18px;
}
.brand-slogan {
  font-style: italic;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 10px 0 6px;
}