/* ==========================================================================
   TOITURE DELDIME — Design System
   Premium Dark Theme | Outfit Font | Taste-Skill Compliant
   ========================================================================== */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Colors — off-black base, golden accent (<80% sat) */
  --color-bg-primary: #0c0c0c;
  --color-bg-secondary: #141414;
  --color-bg-tertiary: #1a1a1a;
  --color-bg-card: #161616;
  --color-bg-card-hover: #1c1c1c;

  --color-accent: #c9a96e;
  --color-accent-hover: #d4b87a;
  --color-accent-muted: rgba(201, 169, 110, 0.15);
  --color-accent-glow: rgba(201, 169, 110, 0.08);

  --color-text-primary: #e8e8e8;
  --color-text-secondary: #9a9a9a;
  --color-text-muted: #6a6a6a;

  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.14);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Outfit', sans-serif;

  /* Spacing */
  --container-max: 1400px;
  --section-padding: clamp(4rem, 8vw, 8rem);
  --section-padding-sm: clamp(3rem, 5vw, 5rem);

  /* Transitions — taste-skill fluid curve */
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-premium);
  --transition-base: 0.3s var(--ease-premium);
  --transition-slow: 0.5s var(--ease-premium);

  /* Shadows — tinted to background, never pure black */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.4);
  --shadow-accent: 0 4px 20px rgba(201, 169, 110, 0.15);

  /* Border radius — varied, not uniform */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-hover);
}

/* Focus ring — accessibility requirement */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
}

h4 {
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

p {
  max-width: 65ch;
  color: var(--color-text-secondary);
  text-wrap: pretty;
}

.text-accent {
  color: var(--color-accent);
}

.label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.section {
  padding-block: var(--section-padding);
}

.section--sm {
  padding-block: var(--section-padding-sm);
}

.section--alt {
  background-color: var(--color-bg-secondary);
}

.section--tertiary {
  background-color: var(--color-bg-tertiary);
}

/* Grid utilities */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

/* Asymmetric grid — taste-skill anti-3-column-equal */
.grid-asym {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-asym {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-asym {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* Split layout — hero style */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .split {
    grid-template-columns: 55fr 45fr;
    gap: 4rem;
  }
}

@media (min-width: 1024px) {
  .split {
    gap: 5rem;
  }
}

/* Flex utilities */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-gap-sm {
  gap: 0.75rem;
}

.flex-gap {
  gap: 1.5rem;
}

/* Spacing helpers */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }

/* --- Hero Section (Full-screen background) --- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

/* Background image — covers entire hero */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

/* Gradient overlay: heavy on left for text, lighter on right to reveal image */
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      to right,
      rgba(12, 12, 12, 0.92) 0%,
      rgba(12, 12, 12, 0.75) 35%,
      rgba(12, 12, 12, 0.4) 60%,
      rgba(12, 12, 12, 0.15) 100%
    ),
    linear-gradient(
      to top,
      rgba(12, 12, 12, 0.8) 0%,
      transparent 40%
    );
}

@media (max-width: 767px) {
  .hero {
    min-height: 90dvh;
    padding-top: 70px;
  }

  .hero__overlay {
    background:
      linear-gradient(
        to bottom,
        rgba(12, 12, 12, 0.5) 0%,
        rgba(12, 12, 12, 0.3) 30%,
        rgba(12, 12, 12, 0.75) 60%,
        rgba(12, 12, 12, 0.95) 100%
      );
  }

  .hero .container {
    display: flex;
    align-items: flex-end;
    min-height: calc(90dvh - 70px);
    padding-bottom: 3rem;
  }
}

/* Visually hidden (screen reader only) */
.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;
}