/* ================================================================
   MGS Boutique — Stylesheet
   ================================================================
   Table of Contents:
   1. Custom Properties (Design Tokens)
   2. Reset & Base
   3. Typography
   4. Layout Utilities
   5. Navigation
   6. Hero
   7. Section Commons
   8. About
   9. Showcase (Dress Cards)
   10. Offerings
   11. Gallery (Homepage Preview)
   12. Visit / Contact
   13. Map
   14. Footer
   15. Animations
   16. Collection Page
   17. Media Queries
   ================================================================ */


/* ================================================================
   1. CUSTOM PROPERTIES — Design Tokens
   ================================================================ */
:root {
  /* ── Color Palette ── */
  --color-gold:            #C6A84E;
  --color-gold-light:      #E2CC7E;
  --color-gold-faint:      rgba(198, 168, 78, 0.15);
  --color-gold-ghost:      rgba(198, 168, 78, 0.1);

  --color-bg-primary:      #0E0C09;
  --color-bg-elevated:     #1A1710;
  --color-bg-overlay:      rgba(14, 12, 9, 0.92);

  --color-text-heading:    #FAF6EE;
  --color-text-body:       #D4CBBA;
  --color-text-muted:      #9A937F;

  /* ── Typography ── */
  --font-serif:            'Cormorant Garamond', Georgia, serif;
  --font-sans:             'Jost', sans-serif;

  --text-xs:               0.75rem;   /* 12px — labels */
  --text-sm:               0.8rem;    /* ~13px — nav, buttons */
  --text-base:             0.95rem;   /* ~15px — card body */
  --text-md:               1.05rem;   /* ~17px — body copy */
  --text-lg:               1.1rem;    /* ~18px — card labels */
  --text-xl:               1.2rem;    /* ~19px — footer logo */
  --text-2xl:              1.4rem;    /* ~22px — card headings */

  --heading-sm:            clamp(2rem, 4vw, 3rem);
  --heading-lg:            clamp(3rem, 7vw, 6rem);

  --leading-tight:         1.05;
  --leading-snug:          1.3;
  --leading-normal:        1.7;
  --leading-relaxed:       1.85;

  --tracking-tight:        1px;
  --tracking-normal:       2px;
  --tracking-wide:         3px;
  --tracking-wider:        4px;
  --tracking-widest:       5px;
  --tracking-ultra:        6px;

  --weight-light:          300;
  --weight-regular:        400;
  --weight-medium:         500;
  --weight-semibold:       600;
  --weight-bold:           700;

  /* ── Spacing Scale ── */
  --space-xs:              8px;
  --space-sm:              12px;
  --space-md:              20px;
  --space-lg:              24px;
  --space-xl:              28px;
  --space-2xl:             32px;
  --space-3xl:             40px;
  --space-4xl:             48px;
  --space-5xl:             60px;
  --space-6xl:             80px;
  --space-7xl:             100px;

  /* ── Layout ── */
  --container-max:         1200px;
  --container-narrow:      720px;
  --container-mid:         1000px;
  --container-card:        400px;
  --container-padding:     24px;
  --grid-gap:              20px;
  --grid-gap-lg:           40px;

  /* ── Borders & Radii ── */
  --radius-sm:             4px;
  --border-thin:           1px;

  /* ── Transitions ── */
  --ease-default:          0.3s ease;
  --ease-smooth:           0.4s ease;
  --ease-slow:             0.6s ease;
  --ease-dramatic:         0.8s cubic-bezier(0.25, 0, 0.2, 1);
  --ease-reveal:           0.8s ease;

  /* ── Shadows & Filters ── */
  --filter-hero-bg:        brightness(0.3) saturate(0.6);
  --filter-map:            grayscale(0.6) brightness(0.8);

  /* ── Z-Index Scale ── */
  --z-base:                1;
  --z-overlay:             2;
  --z-nav:                 100;

  /* ── Component Sizes ── */
  --nav-padding:           20px 32px;
  --nav-padding-scrolled:  14px 32px;
  --hero-min-height:       700px;
  --icon-size:             48px;
  --scroll-line-height:    40px;
  --map-height:            300px;
}


/* ================================================================
   2. RESET & BASE
   ================================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: var(--weight-light);
  background: var(--color-bg-primary);
  color: var(--color-text-body);
  overflow-x: hidden;
}

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

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


/* ================================================================
   3. TYPOGRAPHY
   ================================================================ */
.label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-lg);
}

.heading-lg {
  font-family: var(--font-serif);
  font-size: var(--heading-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text-heading);
  line-height: var(--leading-tight);
}

.heading-sm {
  font-family: var(--font-serif);
  font-size: var(--heading-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
  line-height: var(--leading-snug);
}

.body-text {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-body);
}

.body-text--muted {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-muted);
}


/* ================================================================
   4. LAYOUT UTILITIES
   ================================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.text-center {
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}


/* ================================================================
   5. NAVIGATION
   ================================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--nav-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--ease-smooth), padding var(--ease-smooth);
}

.nav--scrolled {
  background: var(--color-bg-overlay);
  backdrop-filter: blur(12px);
  padding: var(--nav-padding-scrolled);
}

.nav__logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: var(--weight-bold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.nav__logo span {
  font-weight: var(--weight-regular);
  color: var(--color-text-heading);
  opacity: 0.7;
  font-size: 0.65em;
  display: block;
  letter-spacing: var(--tracking-widest);
}

.nav__links {
  list-style: none;
  display: flex;
  gap: var(--space-2xl);
}

.nav__link {
  color: var(--color-text-heading);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-normal);
  text-transform: uppercase;
  font-weight: var(--weight-regular);
  position: relative;
  transition: color var(--ease-default);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: var(--border-thin);
  background: var(--color-gold);
  transform: scaleX(0);
  transition: transform var(--ease-default);
}

.nav__link:hover {
  color: var(--color-gold);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-heading);
  margin: 5px 0;
  transition: var(--ease-default);
}


/* ================================================================
   6. HERO
   ================================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: var(--hero-min-height);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  display: flex;
}

.hero__bg-col {
  flex: 1;
  background-size: cover;
  background-position: center;
  filter: var(--filter-hero-bg);
}

.hero__bg-col--1 { background-image: url('images/dress_purple.jpeg'); }
.hero__bg-col--2 { background-image: url('images/dress_green.jpeg'); }
.hero__bg-col--3 { background-image: url('images/dress_navy.jpeg'); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(14, 12, 9, 0.5) 0%,
    rgba(14, 12, 9, 0.2) 40%,
    rgba(14, 12, 9, 0.7) 100%
  );
}

.hero__content {
  position: relative;
  z-index: var(--z-overlay);
  animation: fade-up 1.2s ease-out;
}

.hero__title em {
  font-style: italic;
  color: var(--color-gold-light);
  font-weight: var(--weight-regular);
}

.hero__subtitle {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto var(--space-3xl);
  line-height: var(--leading-normal);
}

.hero__cta {
  display: inline-block;
  padding: 14px var(--space-3xl);
  border: var(--border-thin) solid var(--color-gold);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: var(--weight-regular);
  transition: background var(--ease-smooth), color var(--ease-smooth);
}

.hero__cta:hover {
  background: var(--color-gold);
  color: var(--color-bg-primary);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-3xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.hero__scroll-line {
  width: var(--border-thin);
  height: var(--scroll-line-height);
  background: var(--color-gold);
  opacity: 0.4;
  animation: scroll-pulse 2s ease-in-out infinite;
}


/* ================================================================
   7. SECTION COMMONS
   ================================================================ */
.section {
  padding: var(--space-6xl) 0;
}

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

.section--tall {
  padding: var(--space-7xl) 0;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-5xl);
}

.section__header .heading-sm {
  margin-top: var(--space-xs);
}


/* ================================================================
   8. ABOUT
   ================================================================ */
.about__inner {
  max-width: var(--container-narrow);
  margin: 0 auto;
  text-align: center;
}

.about__inner .heading-sm {
  margin-bottom: var(--space-xl);
}


/* ================================================================
   9. SHOWCASE — Dress Cards
   ================================================================ */
.showcase__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
  max-width: var(--container-mid);
  margin: 0 auto;
}

.showcase__card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 2 / 3;
}

.showcase__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ease-dramatic);
}

.showcase__card:hover img {
  transform: scale(1.05);
}

.showcase__card-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-3xl) var(--space-md) var(--space-lg);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  text-align: center;
}

.showcase__card-label span {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--color-text-heading);
  font-style: italic;
  letter-spacing: var(--tracking-tight);
}


/* ================================================================
   10. OFFERINGS
   ================================================================ */
.offerings__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--grid-gap-lg);
  max-width: var(--container-mid);
  margin: 0 auto;
}

.offering {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.offering__icon {
  width: var(--icon-size);
  height: var(--icon-size);
  margin: 0 auto var(--space-md);
  color: var(--color-gold);
}

.offering__title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}


/* ================================================================
   11. GALLERY — Homepage 6-Dress Preview
   ================================================================ */
.gallery__preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: var(--container-mid);
  margin: 0 auto;
}

.gallery__preview-item {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.gallery__preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.gallery__preview-item:hover img {
  transform: scale(1.04);
}

/* Section housing the standalone "View our Collection" CTA */
.section--cta {
  padding: var(--space-3xl) 0;
}


/* ================================================================
   12. VISIT / CONTACT
   ================================================================ */
.visit__details {
  display: flex;
  justify-content: center;
  gap: var(--space-5xl);
  flex-wrap: wrap;
  margin-bottom: var(--space-4xl);
}

.visit__block h3 {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.visit__block p {
  font-size: var(--text-md);
  line-height: 1.8;
  color: var(--color-text-body);
}

.visit__block a {
  transition: color var(--ease-default);
}

.visit__block a:hover {
  color: var(--color-gold);
}

.btn-primary {
  display: inline-block;
  padding: 16px var(--space-4xl);
  background: var(--color-gold);
  color: var(--color-bg-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: var(--weight-medium);
  transition: background var(--ease-default), transform var(--ease-default);
}

.btn-primary:hover {
  background: var(--color-gold-light);
  transform: translateY(-2px);
}


/* ================================================================
   13. MAP
   ================================================================ */
.map {
  width: 100%;
  height: var(--map-height);
  filter: var(--filter-map);
  border-top: var(--border-thin) solid var(--color-gold-faint);
}

.map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}


/* ================================================================
   14. FOOTER
   ================================================================ */
.footer {
  padding: var(--space-3xl) 0;
  text-align: center;
  border-top: var(--border-thin) solid var(--color-gold-ghost);
}

.footer__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-gold);
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-sm);
}

.footer__copy {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-tight);
}


/* ================================================================
   15. ANIMATIONS
   ================================================================ */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.2; transform: scaleY(1); }
  50%      { opacity: 0.6; transform: scaleY(1.3); }
}

.reveal {
  opacity: 0;
  transform: translateY(var(--space-lg));
  transition: opacity var(--ease-reveal), transform var(--ease-reveal);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}


/* ================================================================
   16. COLLECTION PAGE
   ================================================================ */
.collection {
  padding-top: var(--space-7xl); /* clear the fixed nav */
}

.collection__header {
  padding: var(--space-3xl) 0 var(--space-2xl);
}

.collection__filter {
  position: sticky;
  top: 0;
  z-index: var(--z-overlay);
  background: var(--color-bg-overlay);
  backdrop-filter: blur(12px);
  padding: var(--space-md) 0;
  border-bottom: var(--border-thin) solid var(--color-gold-ghost);
}

.swatch-row {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.swatch {
  --swatch-color: var(--color-gold);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-normal);
  text-transform: uppercase;
  font-family: var(--font-sans);
  transition: color var(--ease-default);
}

.swatch__dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--swatch-color);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: box-shadow var(--ease-default), transform var(--ease-default);
}

.swatch:hover {
  color: var(--color-text-heading);
}

.swatch:hover .swatch__dot {
  transform: scale(1.08);
}

.swatch--active {
  color: var(--color-gold);
}

.swatch--active .swatch__dot {
  box-shadow: 0 0 0 2px var(--color-bg-primary), 0 0 0 4px var(--color-gold);
}

/* "All" swatch — multi-color gradient */
.swatch--all .swatch__dot {
  background: conic-gradient(#c43, #d83, #dc4, #c84, #4a5, #639, #eee, #ec9, #36a, #222, #c43);
}

.collection__grid-wrap {
  padding: var(--space-3xl) 0 var(--space-6xl);
}

.collection__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
  max-width: var(--container-mid);
  margin: 0 auto;
}

.dress-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  padding: 0;
}

.dress-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ease-dramatic);
}

.dress-card:hover img {
  transform: scale(1.04);
}

.collection__empty {
  text-align: center;
  padding: var(--space-6xl) 0;
  color: var(--color-text-muted);
}

.collection__loadmore {
  text-align: center;
  margin-top: var(--space-4xl);
}

.collection__loadmore-btn {
  background: none;
  border: var(--border-thin) solid var(--color-gold);
  color: var(--color-gold);
  padding: 14px var(--space-3xl);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--ease-smooth), color var(--ease-smooth);
}

.collection__loadmore-btn:hover {
  background: var(--color-gold);
  color: var(--color-bg-primary);
}

.collection__loadmore[hidden],
.collection__loadmore-btn[hidden] {
  display: none;
}

.collection__sentinel {
  height: 1px;
}

/* ── Lightbox ── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
}

.lightbox[hidden] {
  display: none;
}

.lightbox__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox__img {
  flex: 0 1 auto;
  min-height: 0;
  max-width: 100%;
  max-height: calc(90vh - 80px);
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lightbox__cta {
  flex: 0 0 auto;
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: none;
  border: none;
  color: var(--color-text-heading);
  font-size: 2rem;
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--ease-default);
}

.lightbox__close:hover,
.lightbox__nav:hover {
  background: rgba(255, 255, 255, 0.1);
}

.lightbox__close {
  top: var(--space-md);
  right: var(--space-md);
  font-size: 2.5rem;
}

.lightbox__nav--prev { left: var(--space-md); }
.lightbox__nav--next { right: var(--space-md); }


/* ================================================================
   17. MEDIA QUERIES
   ================================================================ */
@media (max-width: 768px) {

  /* ── Nav ── */
  .nav__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(14, 12, 9, 0.97);
    padding: var(--space-lg) var(--space-2xl);
    gap: var(--space-md);
  }

  .nav__links--open {
    display: flex;
  }

  .nav__toggle {
    display: block;
  }

  /* ── Hero ── */
  .hero {
    min-height: 600px;
  }

  .hero__bg-col--2,
  .hero__bg-col--3 {
    display: none;
  }

  .hero__bg-col--1 {
    background-image: url('images/dress_green.jpeg');
  }

  /* ── Grids collapse ── */
  .showcase__grid {
    grid-template-columns: 1fr;
    max-width: var(--container-card);
  }

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

  .gallery__preview {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .visit__details {
    flex-direction: column;
    gap: var(--space-2xl);
  }

  /* ── Collection page ── */
  .collection__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .swatch-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    justify-content: flex-start;
    padding: 0 var(--space-md) 4px;
    -webkit-overflow-scrolling: touch;
  }

  .swatch {
    scroll-snap-align: start;
    flex: 0 0 auto;
  }

  .lightbox__nav {
    display: none; /* swipe replaces buttons on mobile */
  }
}