/* ════════════════════════════════════
   PRESTIGE MOTION — styles.css
   ════════════════════════════════════ */

/* ── Variables ── */
:root {
  --black:      #0D0D0D;
  --cream:      #F7F5EF;
  --gold:       #9B7B3F;
  --gold-light: #C7AD77;
  --charcoal:   #2B2A28;
  --font-title: 'Playfair Display', 'Georgia', serif;
  --font-body:  'EB Garamond', 'Garamond', Georgia, serif;
  --ease:       cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition: 0.45s var(--ease);
  --max-w:      1200px;
  --pad:        clamp(1.5rem, 5vw, 3rem);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--black);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font: inherit; }

/* ── Utilities ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ── Button ── */
.btn {
  display: inline-block;
  padding: 0.9rem 2.8rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: var(--transition);
}
.btn:hover {
  background: var(--gold);
  color: var(--black);
}
.btn--dark {
  border-color: var(--charcoal);
  color: var(--charcoal);
}
.btn--dark:hover {
  background: var(--charcoal);
  color: var(--cream);
}

/* ── Section headers ── */
.section-header { margin-bottom: 4rem; }
.section-label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.section-label--light { color: var(--gold-light); }
.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--gold);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.section-title--light { color: var(--cream); }
.divider {
  width: 50px;
  height: 1px;
  background: var(--charcoal);
  opacity: 0.4;
}
.divider--gold {
  background: var(--gold);
  opacity: 0.6;
}

/* ════════════════════════════════════
   NAV
   ════════════════════════════════════ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  padding: 1.8rem 0;
  transition: background var(--transition), padding var(--transition), backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(13, 13, 13, 0.96);
  backdrop-filter: blur(12px);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(155, 123, 63, 0.12);
}
.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  height: 92px;
  width: auto;
  transition: opacity var(--transition);
}
.nav__brand:hover .nav__logo { opacity: 0.7; }
.nav__links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav__links a {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(247, 245, 239, 0.75);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--gold-light); }
.nav__cta {
  padding: 0.55rem 1.4rem;
  border: 1px solid var(--gold) !important;
  color: var(--gold) !important;
}
.nav__cta:hover { background: var(--gold); color: var(--black) !important; }
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--cream);
  transition: var(--transition);
}
.nav__toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ════════════════════════════════════
   HERO
   ════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #111 0%, #0D0D0D 60%, #111 100%);
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.47);
}
.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.8rem;
  padding: 2rem var(--pad);
  max-width: 820px;
}
.hero__logo {
  width: clamp(200px, 30vw, 380px);
  height: auto;
}
.hero__tagline {
  font-family: var(--font-title);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 400;
  color: var(--gold-light);
  letter-spacing: 0.04em;
  line-height: 1.15;
}
.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--cream);
  opacity: 0.8;
  letter-spacing: 0.04em;
  max-width: 560px;
}
.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  z-index: 1;
}
.hero__scroll span {
  display: block;
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollLine 2s var(--ease) infinite;
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Fade-in animations (hero) ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 1.1s var(--ease) forwards;
}
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.35s; }
.delay-3 { animation-delay: 0.55s; }
.delay-4 { animation-delay: 0.75s; }
.delay-5 { animation-delay: 1.2s; }
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════
   ABOUT
   ════════════════════════════════════ */
.about {
  background: var(--cream);
  color: var(--charcoal);
  padding: clamp(5rem, 10vw, 9rem) 0;
}
.about .section-label { color: var(--gold); }
.about .section-title { color: var(--gold); }
.about__text {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  line-height: 2;
  color: var(--charcoal);
  max-width: 700px;
  margin-bottom: 4rem;
}
.about__founders {
  display: flex;
  align-items: center;
  gap: 3rem;
}
.about__founder { display: flex; flex-direction: column; gap: 0.3rem; }
.about__name {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--charcoal);
}
.about__role {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
}
.about__sep { width: 1px; height: 45px; background: var(--gold); opacity: 0.4; }

/* ════════════════════════════════════
   PROCESS
   ════════════════════════════════════ */
.process {
  background: var(--black);
  padding: clamp(5rem, 10vw, 9rem) 0;
}
.process__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  border: 1px solid rgba(155, 123, 63, 0.12);
}
.process__step {
  padding: 3rem 2.5rem;
  border-right: 1px solid rgba(155, 123, 63, 0.12);
  transition: background var(--transition);
}
.process__step:last-child { border-right: none; }
.process__step:hover { background: rgba(155, 123, 63, 0.04); }
.process__num {
  display: block;
  font-family: var(--font-title);
  font-size: 3.5rem;
  color: var(--gold);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 2rem;
  font-style: italic;
}
.process__title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.process__text {
  font-size: 1rem;
  color: var(--cream);
  opacity: 0.6;
  line-height: 1.85;
}

/* ════════════════════════════════════
   PORTFOLIO
   ════════════════════════════════════ */
.portfolio {
  background: var(--cream);
  padding: clamp(5rem, 10vw, 9rem) 0;
}
.portfolio .section-label { color: var(--gold); }
.portfolio .section-title { color: var(--gold); }
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.portfolio__item { overflow: hidden; }
.portfolio__card {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #161616 0%, var(--charcoal) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition);
  outline: 1px solid transparent;
  outline-offset: -1px;
}
.portfolio__item:hover .portfolio__card {
  transform: scale(1.02);
  outline-color: var(--gold);
}
.portfolio__mono {
  width: 48px;
  opacity: 0.1;
  filter: invert(1) brightness(10);
  transition: opacity var(--transition);
}
.portfolio__item:hover .portfolio__mono { opacity: 0.2; }

/* ════════════════════════════════════
   WHY
   ════════════════════════════════════ */
.why {
  background: var(--black);
  padding: clamp(5rem, 10vw, 9rem) 0;
}
.why__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}
.why__item {
  padding: 3rem;
  border: 1px solid rgba(155, 123, 63, 0.1);
  margin: -1px -1px 0 0;
  transition: background var(--transition);
}
.why__item:hover { background: rgba(155, 123, 63, 0.04); }
.why__num {
  display: block;
  font-family: var(--font-title);
  font-size: 1.4rem;
  color: var(--gold);
  margin-bottom: 1rem;
  font-style: italic;
  opacity: 0.8;
}
.why__title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.8rem;
}
.why__text {
  font-size: 1rem;
  color: var(--cream);
  opacity: 0.6;
  line-height: 1.85;
}

/* ════════════════════════════════════
   CONTACT
   ════════════════════════════════════ */
.contact {
  background: var(--cream);
  padding: clamp(5rem, 10vw, 9rem) 0;
}
.contact .section-label { color: var(--gold); }
.contact .section-title { color: var(--gold); }
.contact__inner {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 6rem;
  align-items: start;
}
.contact__form { display: flex; flex-direction: column; gap: 2rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.form__group { display: flex; flex-direction: column; gap: 0.6rem; }
.form__group label {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--charcoal);
  opacity: 0.7;
}
.form__group input,
.form__group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(43, 42, 40, 0.25);
  padding: 0.7rem 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--charcoal);
  outline: none;
  transition: border-color var(--transition);
  resize: none;
  width: 100%;
}
.form__group input:focus,
.form__group textarea:focus { border-bottom-color: var(--gold); }
.form__group input::placeholder,
.form__group textarea::placeholder { color: var(--charcoal); opacity: 0.35; }
.form__success {
  display: none;
  font-family: var(--font-title);
  font-size: 1.1rem;
  color: var(--gold);
  font-style: italic;
  padding: 1rem 0;
}
.form__success.visible { display: block; }
.contact__info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 0.5rem;
}
.contact__link {
  font-family: var(--font-title);
  font-size: clamp(0.95rem, 1.3vw, 1.2rem);
  color: var(--charcoal);
  transition: color var(--transition);
  padding-bottom: 1.2rem;
  border-bottom: 1px solid rgba(155, 123, 63, 0.2);
  display: block;
}
.contact__link:hover { color: var(--gold); }
.contact__badges {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.contact__badges span {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.7;
}

/* ════════════════════════════════════
   FOOTER
   ════════════════════════════════════ */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(155, 123, 63, 0.1);
  padding: 4rem 0;
  text-align: center;
}
.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.footer__logo {
  height: 80px;
  width: auto;
  opacity: 0.8;
  transition: opacity var(--transition);
}
.footer__logo:hover { opacity: 1; }
.footer__tagline {
  font-family: var(--font-title);
  font-size: 0.95rem;
  color: #ffffff;
  opacity: 0.85;
}
.footer__social { display: flex; gap: 1.8rem; align-items: center; }
.footer__icon {
  color: var(--gold);
  opacity: 0.6;
  transition: opacity var(--transition);
  display: flex;
}
.footer__icon:hover { opacity: 1; }
.footer__copy {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: #ffffff;
  opacity: 0.7;
}

/* ════════════════════════════════════
   SCROLL ANIMATIONS
   ════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ════════════════════════════════════
   PROCESS — fond studio
   ════════════════════════════════════ */
.process {
  background-image: url('assets/portfolio/studio-bg.jpg');
  background-size: cover;
  background-position: center;
  position: relative;
}
.process::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.62);
}
.process .container { position: relative; z-index: 1; }

/* ════════════════════════════════════
   PORTFOLIO — grille réelle
   ════════════════════════════════════ */
.portfolio__group { margin-bottom: 4.5rem; }

.portfolio__group-title {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.4rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(155, 123, 63, 0.2);
}

.portfolio__real-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  grid-auto-rows: auto;
}

.portfolio__figure {
  margin: 0;
  cursor: pointer;
  min-width: 0;
}

.portfolio__img-wrap {
  padding: 18px;
  border: 3px solid rgba(155, 123, 63, 0.55);
  background: var(--cream);
  overflow: hidden;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.14), 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.portfolio__figure:hover .portfolio__img-wrap {
  border-color: var(--gold);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.2), 0 3px 12px rgba(155, 123, 63, 0.15);
}

.portfolio__figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease);
}
.portfolio__figure:hover img { transform: scale(1.05); }

/* ── Lightbox ── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(13, 13, 13, 0.94);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
}
.lightbox.open { display: flex; }

.lightbox__content {
  position: relative;
  max-width: min(92vw, 1100px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  padding: 6px;
  border: 1px solid rgba(155, 123, 63, 0.4);
  background: #111;
}

.lightbox__caption {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  opacity: 0.85;
  text-align: center;
  min-height: 1em;
}

.lightbox__close {
  position: fixed;
  top: 1.4rem;
  right: 1.6rem;
  color: var(--cream);
  font-size: 1.6rem;
  line-height: 1;
  opacity: 0.6;
  transition: opacity var(--transition);
  z-index: 501;
  padding: 0.4rem;
}
.lightbox__close:hover { opacity: 1; }

.portfolio__caption {
  display: block;
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  color: var(--charcoal);
  opacity: 0.5;
  margin-top: 0.55rem;
  text-transform: uppercase;
}

/* Accent final */
.portfolio__accent { margin-top: 3rem; }

.portfolio__accent figure {
  margin: 0 auto;
  max-width: 900px;
  cursor: pointer;
}

.portfolio__accent .portfolio__img-wrap {
  padding: 18px;
  border: 3px solid rgba(155, 123, 63, 0.55);
  background: var(--cream);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.14), 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.portfolio__accent figure:hover .portfolio__img-wrap {
  border-color: var(--gold);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.2), 0 3px 12px rgba(155, 123, 63, 0.15);
}

.portfolio__accent img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--ease);
}
.portfolio__accent figure:hover img { transform: scale(1.03); }

/* ════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════ */
@media (max-width: 1024px) {
  .process__grid { grid-template-columns: 1fr; }
  .process__step { border-right: none; border-bottom: 1px solid rgba(155, 123, 63, 0.12); }
  .process__step:last-child { border-bottom: none; }
  .contact__inner { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  .portfolio__real-grid { grid-template-columns: repeat(2, 1fr); }
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: min(85vw, 320px);
    background: rgba(13, 13, 13, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 2.2rem;
    padding: 3rem 2.5rem;
    transition: right var(--transition);
    border-left: 1px solid rgba(155, 123, 63, 0.15);
  }
  .nav__links.open { right: 0; }
  .nav__links a { font-size: 0.95rem; }
  .portfolio__grid { grid-template-columns: 1fr 1fr; }
  .why__grid { grid-template-columns: 1fr; }
  .about__founders { flex-direction: column; align-items: flex-start; gap: 2rem; }
  .about__sep { width: 40px; height: 1px; }
  .form__row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .portfolio__real-grid { grid-template-columns: repeat(1, 1fr); }
  .portfolio__grid { grid-template-columns: 1fr; }
  .why__item { padding: 2rem 1.5rem; }
  .process__step { padding: 2rem 1.5rem; }
  .hero__logo { width: 160px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__video { display: none; }
}