/* =====================================================================
   No Reserve Photography — shared stylesheet
   Mobile-first. Breakpoints: 768px (tablet), 1024px (desktop).
   Design language: dark charcoal, sharp edges, industrial/editorial.
   ===================================================================== */

/* ---------------------------------------------------------------------
   1. Design tokens
   --------------------------------------------------------------------- */
:root {
  --bg:            #1a1a1a; /* page background — dark charcoal */
  --surface:       #242424; /* cards / panels */
  --border:        #333333; /* borders / dividers */
  --text:          #f0f0f0; /* primary text */
  --text-muted:    #999999; /* secondary text */
  --accent:        #b0b0b0; /* matches gray tones in the logo */

  --nav-height:    80px;
  --maxw:          1200px;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;

  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  /* Condensed/bold for headings to echo the logo's industrial feel.
     Oswald is a free Google Font condensed grotesque; falls back to a
     system condensed face, then the body stack. */
  --font-head:    'Oswald', 'Inter', system-ui, sans-serif;
}

/* ---------------------------------------------------------------------
   2. Reset / base
   --------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 var(--space-sm);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.6rem; }

p { margin: 0 0 var(--space-sm); }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

/* ---------------------------------------------------------------------
   3. Buttons
   --------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
  padding: 0.85rem 1.8rem;
  border: 1px solid var(--accent);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* Solid / primary */
.btn--primary {
  background: var(--accent);
  color: var(--bg);
}
.btn--primary:hover {
  background: var(--text);
  border-color: var(--text);
}

/* Ghost / secondary */
.btn--ghost {
  background: transparent;
  color: var(--text);
}
.btn--ghost:hover {
  background: var(--surface);
  border-color: var(--text);
}

/* ---------------------------------------------------------------------
   4. Site header / nav (fixed, shared across all pages)
   --------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  height: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header__logo img {
  max-height: 60px;
  width: auto;
}

/* Nav links — hidden behind hamburger on mobile by default */
.site-nav {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  gap: 0;
  display: none;
}
.site-nav.is-open { display: flex; }

.site-nav a {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.95rem;
  color: var(--text);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 2px solid transparent;
}
.site-nav a:hover,
.site-nav a.is-active { border-bottom-color: var(--accent); }

/* Hamburger toggle */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Push page content below the fixed header */
main { padding-top: var(--nav-height); }

/* ---------------------------------------------------------------------
   5. Hero (homepage = full viewport; inner pages = compact)
   --------------------------------------------------------------------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: calc(100vh - var(--nav-height));
  /* Full-bleed hero photo with a dark overlay so the text stays legible. */
  background-image:
    linear-gradient(rgba(26, 26, 26, 0.55), rgba(26, 26, 26, 0.55)),
    url("/assets/images/DSC_7402.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

/* tiny label marking where the real photo goes */
.hero__placeholder-label {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border: 1px dashed var(--border);
  padding: 0.3rem 0.6rem;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: var(--space-lg) var(--space-md);
}
.hero__content h1 {
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  margin-bottom: var(--space-sm);
}
.hero__subhead {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text);
  margin-bottom: var(--space-md);
}
.hero__body {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

/* Compact hero for inner pages */
.hero--compact {
  min-height: 40vh;
  background: linear-gradient(135deg, #1a1a1a 0%, #2e2e2e 100%);
}

/* Homepage hero: overlay text anchored top-left, car held low in frame */
.hero--home {
  align-items: flex-start;
  justify-content: flex-start;
  text-align: left;
  /* Trim ~12vh of dead pavement off the bottom of the frame. */
  min-height: calc(88vh - var(--nav-height));
  /* Scrim fades from the top (where the text sits) to transparent. */
  background-image:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0.25) 50%, transparent 100%),
    url("/assets/images/DSC_7402.jpg");
  background-position: center 60%; /* nudge the car down for breathing room */
}
.hero--home .hero__content {
  padding: 2.5rem 3rem;
}
.hero--home .hero__ctas {
  justify-content: flex-start;
}

/* ---------------------------------------------------------------------
   6. Generic section rhythm
   --------------------------------------------------------------------- */
.section { padding: var(--space-xl) 0; }
.section__heading {
  text-align: center;
  margin-bottom: var(--space-lg);
}

/* Reusable placeholder image box (sharp edges, dark card) */
.placeholder-box {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

/* ---------------------------------------------------------------------
   7. Carousel ("The Work")
   --------------------------------------------------------------------- */
.carousel { position: relative; }

.carousel__viewport { overflow: hidden; }

.carousel__track {
  display: flex;
  gap: var(--space-sm);
  transition: transform 0.35s ease;
}

.carousel__slide {
  flex: 0 0 100%; /* 1 per view on mobile */
}
.carousel__slide .placeholder-box { height: 400px; }

.carousel__caption {
  min-height: 1.4em; /* reserve space even when empty */
  margin-top: var(--space-xs);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.carousel__controls {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}
.carousel__btn {
  width: 48px;
  height: 48px;
  font-size: 1.2rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.carousel__btn:hover { border-color: var(--accent); }
.carousel__btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ---------------------------------------------------------------------
   8. About section
   --------------------------------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  align-items: center;
}
.about__media .placeholder-box { height: 420px; }
.about__img {
  display: block;
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center 30%;
  border: 1px solid var(--border);
}

/* ---------------------------------------------------------------------
   9. Wallpaper storefront grid
   --------------------------------------------------------------------- */
.wallpaper-grid {
  display: grid;
  grid-template-columns: 1fr;            /* mobile: 1 col */
  gap: var(--space-md);
}
.wallpaper-card {
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.wallpaper-card__media {
  aspect-ratio: 16 / 9;
  width: 100%;
  overflow: hidden; /* crop the thumbnail to the 16:9 frame */
}
.wallpaper-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* fill the frame, center-crop, no distortion */
  display: block;
}
.wallpaper-card__body {
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.wallpaper-card__title {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1.05rem;
}
.wallpaper-card__price { color: var(--text-muted); }
.wallpaper-card .btn { margin-top: var(--space-xs); text-align: center; }

/* Brightness hover for any real <img> dropped into a media slot */
.wallpaper-card__media img,
.carousel__slide img,
.gallery-grid img {
  transition: filter 0.2s ease;
}
.wallpaper-card__media img:hover,
.carousel__slide img:hover,
.gallery-grid img:hover { filter: brightness(1.1); }

/* ---------------------------------------------------------------------
   10. Client galleries — access card + results
   --------------------------------------------------------------------- */
.access-card {
  max-width: 480px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: var(--space-md);
  text-align: center;
}
.access-card__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}
.access-card input[type="text"] {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
}
.access-card input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
}

.form-error {
  color: #e06c6c;
  font-size: 0.9rem;
  min-height: 1.2em;
}

/* Gallery grid: photos flow left-to-right across rows (CSS grid) */
.gallery-results { margin-top: var(--space-lg); }
.gallery-grid {
  display: grid;
  grid-auto-flow: row;          /* fill row by row, left to right */
  grid-template-columns: 1fr;   /* mobile: 1 column */
  gap: var(--space-sm);
}
.gallery-grid .placeholder-box {
  width: 100%;
  height: 240px;
}

/* Each gallery photo: preview image + hover-in full-res download */
.gallery-grid .gallery-item {
  position: relative;
}
.gallery-grid .gallery-item img {
  display: block;
  width: 100%;
  margin: 0;
}
.gallery-item__dl {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(26, 26, 26, 0.85);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.6rem;
  opacity: 0;
  transition: opacity 0.15s ease, border-color 0.2s ease;
}
.gallery-item:hover .gallery-item__dl { opacity: 1; }
.gallery-item__dl:hover { border-color: var(--accent); }
/* Touch devices have no hover — keep the download affordance visible */
@media (hover: none) { .gallery-item__dl { opacity: 1; } }

/* Download-all toolbar above the grid */
.gallery-toolbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.gallery-toolbar__count { color: var(--text-muted); }

.is-hidden { display: none !important; }

/* ---------------------------------------------------------------------
   11. Footer
   --------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-lg) 0;
  text-align: center;
  color: var(--text-muted);
}
.site-footer__logo {
  margin: 0 auto var(--space-md);
  width: clamp(180px, 34vw, 300px);
  height: auto;
}
.site-footer__links {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-sm);
}
.site-footer__links a { border-bottom: 1px solid transparent; }
.site-footer__links a:hover { border-bottom-color: var(--accent); }

/* Icon links (e.g. Instagram): no underline, brighten on hover */
.site-footer__ig {
  display: inline-flex;
  color: var(--text-muted);
  border-bottom: none !important;
  transition: color 0.2s ease;
}
.site-footer__ig:hover { color: var(--text); }
.site-footer__ig svg { display: block; }

/* ---------------------------------------------------------------------
   12. Simple centered message page (download-success)
   --------------------------------------------------------------------- */
.message-page {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
}

/* ---------------------------------------------------------------------
   13. Responsive — tablet (>=768px)
   --------------------------------------------------------------------- */
@media (min-width: 768px) {
  h1 { font-size: 2.6rem; }
  h2 { font-size: 2rem; }

  /* Nav becomes a horizontal row; hide hamburger */
  .nav-toggle { display: none; }
  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    gap: var(--space-md);
    background: none;
    border: none;
  }
  .site-nav a { padding: 0; }

  /* Carousel: 3 per view (slide flex-basis set in JS-friendly CSS) */
  .carousel__slide {
    flex: 0 0 calc((100% - 2 * var(--space-sm)) / 3);
  }

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

  .wallpaper-grid { grid-template-columns: repeat(2, 1fr); } /* tablet: 2 col */

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

/* ---------------------------------------------------------------------
   14. Responsive — desktop (>=1024px)
   --------------------------------------------------------------------- */
@media (min-width: 1024px) {
  .wallpaper-grid { grid-template-columns: repeat(3, 1fr); } /* desktop: 3 col */
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}