/* ==========================================================================
   Babylon Bakery & Grill — Design-Token Base Stylesheet
   Direction: Ishtar / Heritage Modern
   Fonts: Fraunces (display) · Inter (body)
   ========================================================================== */

/* --------------------------------------------------------------------------
   2. DESIGN TOKENS  (contract — other tasks depend on these verbatim)
   -------------------------------------------------------------------------- */
:root {
  /* — Color: Brand palette — */
  --lapis:       #0E2659;   /* deep Ishtar-gate blue         */
  --lapis-2:     #163486;   /* mid-range lapis               */
  --cobalt:      #2C57C4;   /* signage / accent blue         */
  --gold:        #D8B15C;   /* warm gilded gold              */
  --gold-bright: #E8C879;   /* highlight / hover gold        */
  --gold-deep:   #B68A38;   /* shadow / pressed gold         */
  --terracotta:  #CB6A3E;   /* interior pendants / terrazzo  */
  --cream:       #F5EEDF;   /* warm off-white                */
  --sand:        #E7D8BC;   /* lighter warm neutral          */
  --ink:         #11203F;   /* near-black body text          */

  /* — Typography: font stacks — */
  --display: 'Fraunces', Georgia, serif;
  --body:    'Inter', system-ui, sans-serif;

  /* — Radius — */
  --r:    14px;
  --r-lg: 28px;

  /* — Spacing scale (8-pt grid) — */
  --s1: 8px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 64px;
  --s7: 96px;
  --s8: 128px;

  /* — Layout — */
  --maxw: 1280px;

  /* — Elevation / shadows — */
  --shadow-sm:  0 2px  8px rgba(14, 38, 89, .16);
  --shadow-md:  0 8px 26px rgba(14, 38, 89, .22);
  --shadow-lg:  0 24px 60px rgba(0, 0, 0, .40);
  --shadow-gold: 0 8px 26px rgba(216, 177, 92, .32);

  /* — Transition — */
  --ease:        cubic-bezier(.25, .46, .45, .94);
  --duration-ui: 180ms;
  --duration-md: 280ms;

  /* — Z-index scale — */
  --z-base:    0;
  --z-raised:  10;
  --z-overlay: 20;
  --z-modal:   40;
  --z-toast:   100;
  --z-top:     1000;

  /* — Extended colour tokens — */
  --cream-warm:         #FBF6EA;   /* slightly warmer off-white (hero headline) */
  --text-on-lapis:      #CBD4EC;   /* body text on lapis — 9.84:1 contrast      */
  --text-on-lapis-dim:  #AFBADA;   /* secondary text on lapis — 7.54:1 contrast */
}


/* --------------------------------------------------------------------------
   3. MODERN RESET
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  /* prevent horizontal scroll from rogue elements */
  overflow-x: hidden;
  /* establish a predictable base font size */
  font-size: 16px;
}

body {
  font-family: var(--body);
  font-size: 1rem;           /* 16px — avoids iOS auto-zoom on focus */
  line-height: 1.65;
  color: var(--ink);
  background-color: var(--cream);
  -webkit-font-smoothing:  antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* Sections that sit on lapis background override color/bg directly */
}

img, svg, video, canvas, audio, iframe, embed, object {
  display: block;
  max-width: 100%;
}

img {
  height: auto;              /* preserve aspect ratio */
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--display);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: inherit;
}

p {
  max-width: 70ch;           /* comfortable reading measure */
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

fieldset {
  border: none;
}


/* --------------------------------------------------------------------------
   4. ACCESSIBILITY
   -------------------------------------------------------------------------- */

/* Visible focus ring for keyboard / assistive technology navigation.
   Applied to all interactive elements that do NOT override via their own styles. */
:focus-visible {
  outline: 2.5px solid var(--gold-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip-to-content link (referenced from index.html) */
.skip-link {
  position: absolute;
  top: -999px;
  left: var(--s2);
  z-index: var(--z-top);
  padding: var(--s1) var(--s3);
  background: var(--gold);
  color: var(--ink);
  font-weight: 600;
  font-size: .875rem;
  border-radius: 0 0 var(--r) var(--r);
  transition: top var(--duration-ui) var(--ease);
}
.skip-link:focus {
  top: 0;
}


/* --------------------------------------------------------------------------
   5. REDUCED-MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration:        .01ms !important;
    animation-iteration-count: 1     !important;
    transition-duration:       .01ms !important;
    scroll-behavior:           auto  !important;
  }
  html {
    scroll-behavior: auto;
  }
}


/* --------------------------------------------------------------------------
   6. LAYOUT UTILITIES
   -------------------------------------------------------------------------- */

/* Centred max-width column */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--s4);  /* 32px on desktop */
}

@media (max-width: 720px) {
  .container {
    padding-inline: var(--s2);  /* 16px on mobile */
  }
}

/* Full-bleed section wrapper (colour is set on the section itself) */
.section {
  position: relative;
  z-index: var(--z-raised);
}

/* Utility: visually hidden but accessible to screen readers */
.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;
}


/* --------------------------------------------------------------------------
   7. TYPOGRAPHY PRIMITIVES
   -------------------------------------------------------------------------- */

/* Display headings */
.display-xl {
  font-family: var(--display);
  font-size: clamp(44px, 5.6vw, 82px);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.01em;
}

.display-lg {
  font-family: var(--display);
  font-size: clamp(32px, 4vw, 60px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.display-md {
  font-family: var(--display);
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 500;
  line-height: 1.14;
}

/* Section label — eyebrow text (uppercase, letter-spaced, small) */
.label {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  font-family: var(--body);
  font-size: .75rem;          /* 12px */
  font-weight: 500;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold);
  line-height: 1;
}

/* Optional decorative rule before label */
.label::before {
  content: '';
  display: inline-block;
  width: 34px;
  height: 1px;
  background: var(--gold);
  opacity: .7;
  flex-shrink: 0;
}

/* Lead / intro paragraph */
.lede {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.7;
  color: var(--text-on-lapis); /* on lapis backgrounds */
  max-width: 32em;
}

/* Body text on light (cream) backgrounds */
.body-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
}

/* Small muted text */
.text-muted {
  font-size: .875rem;
  color: #9FAACB;
}


/* --------------------------------------------------------------------------
   8. BUTTON PRIMITIVES
   -------------------------------------------------------------------------- */

/* Base button — share across .btn-gold and .btn-ghost */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-family: var(--body);
  font-weight: 600;
  font-size: .875rem;         /* 14px */
  letter-spacing: .02em;
  padding: 13px 22px;
  border-radius: 999px;       /* pill */
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform       var(--duration-ui) var(--ease),
    box-shadow      var(--duration-ui) var(--ease),
    background      var(--duration-ui) var(--ease),
    border-color    var(--duration-ui) var(--ease),
    color           var(--duration-ui) var(--ease);
  /* Prevent layout shift on scale feedback */
  will-change: transform, box-shadow;
  /* Accessible minimum touch target */
  min-height: 44px;
  min-width: 44px;
}

.btn:focus-visible {
  outline: 2.5px solid var(--gold-bright);
  outline-offset: 3px;
}

/* Gold gradient — primary CTA */
.btn-gold {
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  color: #3A2A08;             /* high-contrast dark amber on gold — WCAG AA */
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 34px rgba(216, 177, 92, .45);
}

.btn-gold:active {
  transform: translateY(0);
  box-shadow: var(--shadow-gold);
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
}

.btn-gold:disabled,
.btn-gold[aria-disabled="true"] {
  opacity: .5;
  pointer-events: none;
  box-shadow: none;
}

/* Ghost — secondary / outline CTA */
.btn-ghost {
  background: transparent;
  border: 1.5px solid rgba(216, 177, 92, .55);
  color: var(--gold-bright);
}

.btn-ghost:hover {
  border-color: var(--gold-bright);
  background: rgba(216, 177, 92, .08);
  color: var(--gold-bright);
}

.btn-ghost:active {
  background: rgba(216, 177, 92, .16);
}

.btn-ghost:disabled,
.btn-ghost[aria-disabled="true"] {
  opacity: .4;
  pointer-events: none;
}

/* Ghost on light (cream) backgrounds */
.btn-ghost-dark {
  background: transparent;
  border: 1.5px solid rgba(14, 38, 89, .40);
  color: var(--lapis);
}

.btn-ghost-dark:hover {
  border-color: var(--lapis);
  background: rgba(14, 38, 89, .06);
}

/* Small size modifier */
.btn-sm {
  font-size: .8125rem;        /* 13px */
  padding: 9px 16px;
  min-height: 36px;
}

/* Large size modifier */
.btn-lg {
  font-size: 1rem;
  padding: 16px 28px;
  min-height: 52px;
}


/* --------------------------------------------------------------------------
   9. ARCH — Arched / vaulted-ceiling photo frame
   -------------------------------------------------------------------------- */

/* Echoes the arched windows and vaulted ceilings of Middle Eastern architecture.
   Border-radius: rounded top (pill) → flat-ish bottom corners. */
.arch {
  position: relative;
  width: 100%;
  border-radius: 999px 999px var(--r) var(--r);   /* arched top, square-ish base */
  overflow: hidden;
  border: 1.5px solid rgba(216, 177, 92, .40);    /* hairline gold outline */
  box-shadow:
    0 40px 80px -28px rgba(0, 0, 0, .60),
    inset 0 0 0 8px rgba(245, 238, 223, .04);     /* subtle inner glow */
  /* Default placeholder background echoing the Ishtar-gate palette */
  background:
    linear-gradient(180deg, rgba(203, 106, 62, .16), rgba(14, 38, 89, .55)),
    conic-gradient(from 200deg at 50% 30%, #2C57C4, #163486, #0E2659, #1d2f63, #2C57C4);
}

/* Aspect-ratio shorthand variants */
.arch--portrait  { aspect-ratio: 4 / 5; }
.arch--square    { aspect-ratio: 1 / 1; }
.arch--landscape { aspect-ratio: 5 / 4; }

/* When arch contains a real photo */
.arch > img,
.arch > picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;  /* favour face/top for portrait food shots */
}

/* Decorative bottom gradient overlay — softens photo edge */
.arch::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 34%;
  background: linear-gradient(180deg, transparent, rgba(14, 38, 89, .55));
  pointer-events: none;
}

/* Small decorative tile accent (bottom-left corner) — matches reference */
.arch__tileband {
  position: absolute;
  bottom: 26px;
  left:   26px;
  width: 64px;
  height: 64px;
  border-radius: 10px;
  opacity: .85;
  background:
    conic-gradient(from 45deg, var(--cobalt) 25%, var(--cream) 0 50%, var(--cobalt) 0 75%, var(--cream) 0);
  background-size: 32px 32px;
  border: 1px solid rgba(216, 177, 92, .50);
  pointer-events: none;
}


/* --------------------------------------------------------------------------
   10. TILE-BG — Faint gold glazed-tile / geometric background pattern
   -------------------------------------------------------------------------- */

/* Replicates the Ishtar-gate star-tile texture as an SVG-free CSS pattern.
   Use as a fixed layer behind page content (z-index: 0). */
.tile-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: .07;
  pointer-events: none;
  /* Two offset radial rings form a repeating star / rosette grid */
  background-image:
    radial-gradient(circle at 0 0,     transparent 9px, var(--gold) 9px 10px, transparent 10px),
    radial-gradient(circle at 30px 30px, transparent 9px, var(--gold) 9px 10px, transparent 10px);
  background-size: 60px 60px;
}

/* Absolute variant — for sections that need the pattern scoped, not fixed */
.tile-bg--local {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .07;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 0 0,     transparent 9px, var(--gold) 9px 10px, transparent 10px),
    radial-gradient(circle at 30px 30px, transparent 9px, var(--gold) 9px 10px, transparent 10px);
  background-size: 60px 60px;
}


/* --------------------------------------------------------------------------
   11. GLOW HELPERS — Blurred radial colour accents
   -------------------------------------------------------------------------- */

/* Base glow — position via modifier classes or inline style */
.glow {
  position: fixed;
  z-index: 0;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .45;
  pointer-events: none;
  will-change: transform;   /* keep off main thread */
}

/* Cobalt glow — top-right accent (as in reference mockup) */
.glow--cobalt {
  width: 520px;
  height: 520px;
  background: var(--cobalt);
  top:   -160px;
  right: -120px;
  opacity: .45;
}

/* Terracotta glow — bottom-left accent */
.glow--terracotta {
  width: 420px;
  height: 420px;
  background: var(--terracotta);
  bottom: -160px;
  left:   -120px;
  opacity: .30;
}

/* Gold glow — optional section accent */
.glow--gold {
  width: 360px;
  height: 360px;
  background: var(--gold);
  opacity: .18;
}

/* Absolute-positioned glows for scoped sections */
.glow--abs {
  position: absolute;
}


/* --------------------------------------------------------------------------
   12. CARD PRIMITIVE
   -------------------------------------------------------------------------- */

.card {
  background: rgba(245, 238, 223, .96);
  color: var(--ink);
  border-radius: var(--r-lg);
  padding: var(--s3);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

/* Card on lapis backgrounds */
.card--dark {
  background: rgba(22, 52, 134, .55);
  color: var(--cream);
  border: 1px solid rgba(216, 177, 92, .20);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Floating info card — mirrors .floatcard from reference */
.card--float {
  position: absolute;
  border-radius: var(--r);
  padding: 14px 16px;
  box-shadow: 0 24px 50px -18px rgba(0, 0, 0, .50);
  width: 172px;
}

.card__label {
  font-size: .625rem;       /* 10px */
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
}

.card__value {
  font-family: var(--display);
  font-size: 1.125rem;      /* 18px */
  margin-top: 3px;
  line-height: 1.15;
}

.card__sub {
  font-size: .75rem;
  color: #5b6480;
  margin-top: 4px;
}


/* --------------------------------------------------------------------------
   13. CHIP / BADGE PRIMITIVE
   -------------------------------------------------------------------------- */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s1);
  font-size: .6875rem;      /* 11px */
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(216, 177, 92, .40);
  border-radius: 999px;
  padding: 7px 14px;
  white-space: nowrap;
}

/* Status indicator dot */
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot--online {
  background: #5BD08A;
  box-shadow: 0 0 0 4px rgba(91, 208, 138, .18);
}


/* --------------------------------------------------------------------------
   14. DIVIDER
   -------------------------------------------------------------------------- */

.divider {
  border: none;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(216, 177, 92, .35) 20%,
    rgba(216, 177, 92, .35) 80%,
    transparent
  );
  margin-block: var(--s5);
}


/* --------------------------------------------------------------------------
   15. FORM ELEMENT BASE STYLES
   -------------------------------------------------------------------------- */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field__label {
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .01em;
}

.field__input,
.field__textarea,
.field__select {
  width: 100%;
  min-height: 44px;           /* accessible touch target */
  padding: 10px 14px;
  border-radius: var(--r);
  border: 1.5px solid rgba(14, 38, 89, .25);
  background: #fff;
  color: var(--ink);
  font-size: 1rem;
  transition:
    border-color var(--duration-ui) var(--ease),
    box-shadow   var(--duration-ui) var(--ease);
}

.field__input:focus,
.field__textarea:focus,
.field__select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(216, 177, 92, .22);
}

.field__input::placeholder,
.field__textarea::placeholder {
  color: #9FAACB;
}

.field__hint {
  font-size: .8125rem;
  color: #6b7a99;
}

.field__error {
  font-size: .8125rem;
  color: #c0392b;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Dark-background form variant (e.g., booking form on lapis) */
.field--dark .field__input,
.field--dark .field__textarea,
.field--dark .field__select {
  background: rgba(255, 255, 255, .07);
  border-color: rgba(216, 177, 92, .30);
  color: var(--cream);
}

.field--dark .field__input::placeholder,
.field--dark .field__textarea::placeholder {
  color: rgba(245, 238, 223, .40);
}

.field--dark .field__input:focus,
.field--dark .field__textarea:focus,
.field--dark .field__select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(216, 177, 92, .18);
}

.field--dark .field__label {
  color: var(--sand);
}


/* --------------------------------------------------------------------------
   16. SECTION-THEME HELPERS
   -------------------------------------------------------------------------- */

/* Dark lapis section (used for hero, story sections) */
.bg-lapis {
  background-color: var(--lapis);
  color: var(--cream);
}

/* Slightly lighter lapis for alternating sections */
.bg-lapis-2 {
  background-color: var(--lapis-2);
  color: var(--cream);
}

/* Warm cream section (menus, testimonials) */
.bg-cream {
  background-color: var(--cream);
  color: var(--ink);
}

/* Sand background */
.bg-sand {
  background-color: var(--sand);
  color: var(--ink);
}