/* ============================================
   Stewart & Finkelstein — Main Stylesheet
   ============================================ */

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

:root {
  --color-bg: #0a0a0a;
  --color-bg-alt: #111111;
  --color-surface: #1a1a1a;
  --color-surface-hover: #222222;
  --color-text: #e8e8e8;
  --color-text-muted: #999999;
  --color-accent: #c9a96e;
  --color-accent-hover: #dbb978;
  --color-white: #ffffff;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-height: 80px;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

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

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

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

ul {
  list-style: none;
}

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(201, 169, 110, 0.15);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.nav__logo span {
  color: var(--color-accent);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-accent);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav__dropdown-toggle svg {
  width: 10px;
  height: 10px;
  transition: transform var(--transition);
}

.nav__dropdown:hover .nav__dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid rgba(201, 169, 110, 0.15);
  border-radius: 8px;
  padding: 0.5rem 0;
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.nav__dropdown-item {
  display: block;
  padding: 0.6rem 1.2rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}

.nav__dropdown-item:hover {
  background: var(--color-surface-hover);
  color: var(--color-accent);
}

.nav__dropdown-item--sub {
  padding-left: 2rem;
  font-size: 0.8rem;
}

/* Mobile menu toggle — hamburger button with JS class toggle */
.nav__menu-button {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 10px;
  background: transparent;
  border: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  -webkit-appearance: none;
  appearance: none;
}

.nav__menu-button span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
  pointer-events: none;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + 2rem) 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(201, 169, 110, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero__ampersand {
  color: var(--color-accent);
  font-style: italic;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero__blurb {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-text);
  text-wrap: pretty;
}

.hero__cta {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition);
}

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

/* --- Sub-Navigation --- */
.subnav {
  position: sticky;
  top: var(--nav-height);
  z-index: 90;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 169, 110, 0.15);
}

.subnav__links {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  list-style: none;
  padding: 1rem 0;
}

.subnav__link {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-color: var(--color-accent);
  transition: color var(--transition), text-decoration-color var(--transition);
  position: relative;
  cursor: pointer;
}

.subnav__link:hover,
.subnav__link--active {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

@media (max-width: 600px) {
  .subnav__links {
    gap: 1.2rem;
  }
  .subnav__link {
    font-size: 0.85rem;
  }
}

/* --- Section Defaults --- */
.section {
  padding: 6rem 0;
  scroll-margin-top: calc(var(--nav-height) + 45px);
}

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

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.section__subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Sync Mosaic --- */
.mosaic {
  padding: 0 0 5rem;
  margin-top: -6rem;
}

.mosaic__image {
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* --- Logo Carousel --- */
.logo-carousel {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.logo-carousel__track {
  display: flex;
  gap: 3rem;
  align-items: center;
  animation: logo-scroll 45s linear infinite;
  width: max-content;
}

.logo-carousel__item {
  flex-shrink: 0;
  width: 160px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-carousel__item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 6px;
  opacity: 0.85;
  transition: opacity 0.3s ease;
}

.logo-carousel__item img:hover {
  opacity: 1;
}

@keyframes logo-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- About Blurb --- */
.blurb {
  max-width: 100%;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.blurb p {
  font-size: 1.1rem;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 0;
  text-wrap: pretty;
}

/* --- Credits Sections --- */
.credits-sections {
  max-width: 900px;
  margin: 0 auto;
}

.credits-section {
  text-align: center;
  margin-bottom: 2.5rem;
}

.credits-section:last-child {
  margin-bottom: 0;
}

.credits-section__heading {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-style: italic;
}

.credits-flow {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem 0;
}

.credits-flow li {
  font-size: 0.95rem;
  line-height: 2;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.credits-flow li:hover {
  color: var(--color-text);
}

.credits-flow li:not(:last-child)::after {
  content: "\00a0\00a0·\00a0\00a0";
  color: rgba(201, 169, 110, 0.4);
}

/* --- Photo Carousel --- */
.carousel {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  max-width: 900px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  background: var(--color-surface);
}

.carousel__track {
  display: flex;
  transition: transform 0.5s ease;
  height: 100%;
}

.carousel__slide {
  min-width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(10, 10, 10, 0.7);
  border: 1px solid rgba(201, 169, 110, 0.3);
  color: var(--color-accent);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background var(--transition);
  z-index: 2;
}

.carousel__btn:hover {
  background: rgba(201, 169, 110, 0.2);
}

.carousel__btn--prev { left: 1rem; }
.carousel__btn--next { right: 1rem; }

/* --- Grid Layouts (for sub-pages) --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 169, 110, 0.25);
}

.card__media {
  aspect-ratio: 16 / 9;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.card__body {
  padding: 1.25rem;
}

.card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 0.4rem;
}

.card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Contact Form --- */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.contact-form textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form button {
  padding: 0.9rem 2rem;
  background: var(--color-accent);
  color: var(--color-bg);
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition);
  align-self: flex-start;
}

.contact-form button:hover {
  background: var(--color-accent-hover);
}

/* --- Footer --- */
.footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.footer__text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer__socials {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.footer__socials a {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  transition: color var(--transition);
}

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

.footer__dropdown {
  display: inline-block;
  position: relative;
}

.footer__dropdown-toggle {
  cursor: pointer;
  list-style: none;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
  user-select: none;
}

.footer__dropdown-toggle::-webkit-details-marker { display: none; }
.footer__dropdown-toggle::marker { content: ''; }

.footer__dropdown-toggle::after {
  content: ' \25BE';
  font-size: 0.75rem;
  margin-left: 0.25rem;
  display: inline-block;
  transition: transform var(--transition);
}

.footer__dropdown[open] .footer__dropdown-toggle {
  color: var(--color-accent);
}

.footer__dropdown[open] .footer__dropdown-toggle::after {
  transform: rotate(180deg);
}

.footer__dropdown-toggle:hover {
  color: var(--color-accent);
}

.footer__dropdown-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid rgba(201, 169, 110, 0.15);
  border-radius: 8px;
  padding: 0.5rem 0;
  list-style: none;
  min-width: 260px;
  z-index: 10;
}

.footer__dropdown-menu li {
  list-style: none;
}

.footer__dropdown-menu a {
  display: block;
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.footer__dropdown-menu a:hover {
  background: var(--color-surface-hover);
  color: var(--color-accent);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 1.5rem 1rem;
    gap: 1.5rem;
    z-index: 999;
    border-bottom: 1px solid rgba(201, 169, 110, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  }

  .nav__links--open {
    display: flex;
  }

  .nav__link {
    font-size: 1rem;
  }

  .nav__menu-button {
    display: flex;
  }

  .nav__dropdown-menu {
    position: static;
    transform: none;
    background: transparent;
    border: none;
    padding: 0.5rem 0 0;
    opacity: 1;
    visibility: visible;
    min-width: auto;
    text-align: center;
  }

  .hero__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

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