/* ============================================
   NJC DESIGN — Site Web
   Esthétique Japandi / Quiet Luxury
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  --beige:       #dad3bf;
  --white:       #ffffff;
  --slate:       #4f515c;
  --black:       #000000;
  --charcoal:    #555157;
  --sage:        #828479;
  --cream:       #e3dfd5;
  --pearl:       #e5e3e1;

  --font-heading: 'Libre Baskerville', 'Baskerville Display PT', 'Georgia', serif;
  --font-body:    'Inter', 'Helvetica Neue', sans-serif;

  --ease-smooth:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--black);
  background-color: var(--white);
  line-height: 1.7;
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: clamp(1rem, 1.5vw, 1.2rem); }

p {
  font-size: clamp(0.95rem, 1.1vw, 1.1rem);
  max-width: 680px;
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  font-weight: 500;
}

/* --- Page Loader --- */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--cream);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--ease-smooth), visibility 0.8s;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.page-loader img {
  width: 80px;
  animation: loaderPulse 1.5s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%, 100% { opacity: 0.4; transform: scale(0.95); }
  50%      { opacity: 1;   transform: scale(1); }
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.5s, padding 0.5s, backdrop-filter 0.5s;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  padding: 1rem 3rem;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
}

.nav__logo img {
  height: 120px;
  transition: height 0.5s var(--ease-smooth);
}

.nav.scrolled .nav__logo img {
  height: 80px;
}

.nav__links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav__links a {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 400;
  position: relative;
  padding-bottom: 2px;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--black);
  transition: width 0.4s var(--ease-out);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.nav__toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--black);
  transition: transform 0.4s, opacity 0.4s;
}

.nav__toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Hero Section --- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--cream);
}

.hero__video-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__video-wrap video,
.hero__video-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.10);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.15) 0%,
    rgba(0, 0, 0, 0.05) 40%,
    rgba(0, 0, 0, 0.3) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 0 2rem;
}

.hero__content h1 {
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeUp 1.2s var(--ease-out) 0.5s forwards;
}

.hero__content p {
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  margin: 0 auto 2.5rem;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 1.2s var(--ease-out) 0.8s forwards;
  font-weight: 300;
  letter-spacing: 0.05em;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 1.5s forwards;
}

.hero__scroll-indicator span {
  display: block;
  width: 1px;
  height: 50px;
  background: var(--white);
  margin: 0 auto;
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  font-family: var(--font-body);
  border: 1px solid var(--white);
  color: var(--white);
  background: transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color 0.5s, border-color 0.5s;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--white);
  transform: translateY(100%);
  transition: transform 0.5s var(--ease-out);
}

.btn:hover { color: var(--black); }
.btn:hover::before { transform: translateY(0); }
.btn span { position: relative; z-index: 1; }

.btn--dark {
  border-color: var(--black);
  color: var(--black);
}
.btn--dark::before { background: var(--black); }
.btn--dark:hover { color: var(--white); }

/* --- Sections --- */
.section {
  padding: 8rem 3rem;
  position: relative;
}

.section--cream { background: var(--cream); }
.section--pearl { background: var(--pearl); }
.section--beige { background: var(--beige); }
.section--dark  { background: var(--slate); color: var(--white); }

.section__label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--sage);
  margin-bottom: 1.5rem;
}

.section__title {
  margin-bottom: 2rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.container--narrow {
  max-width: 800px;
  margin: 0 auto;
}

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-80px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(80px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out);
}

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

/* Stagger children */
.stagger-children .reveal:nth-child(1) { transition-delay: 0s; }
.stagger-children .reveal:nth-child(2) { transition-delay: 0.15s; }
.stagger-children .reveal:nth-child(3) { transition-delay: 0.3s; }
.stagger-children .reveal:nth-child(4) { transition-delay: 0.45s; }
.stagger-children .reveal:nth-child(5) { transition-delay: 0.6s; }

/* --- Split Layout (two columns) --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.split--reverse { direction: rtl; }
.split--reverse > * { direction: ltr; }

.split__image {
  overflow: hidden;
  position: relative;
}

.split__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.5s var(--ease-out);
}

.split__image:hover img {
  transform: scale(1.03);
}

/* --- Image parallax wrapper --- */
.parallax-img {
  overflow: hidden;
  position: relative;
}

.parallax-img img {
  width: 100%;
  height: 120%;
  object-fit: cover;
  will-change: transform;
}

/* --- Marquee text --- */
.marquee {
  overflow: hidden;
  white-space: nowrap;
  padding: 3rem 0;
  border-top: 1px solid rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.marquee__inner {
  display: inline-flex;
  animation: marqueeScroll 30s linear infinite;
}

.marquee__item {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 400;
  padding: 0 3rem;
  color: var(--charcoal);
  opacity: 0.3;
}

.marquee__item span {
  margin: 0 2rem;
  font-size: 0.6em;
  vertical-align: middle;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- Values Grid --- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.value-card {
  text-align: center;
  padding: 2rem;
}

.value-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  opacity: 0.7;
}

.value-card h4 {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--charcoal);
  margin: 0 auto;
}

/* --- Collection Preview --- */
.collection-hero {
  position: relative;
  height: 80vh;
  min-height: 500px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--black);
}

.collection-hero video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transform: scale(1.10);
}

.collection-hero__content {
  position: relative;
  z-index: 2;
  padding: 4rem;
  color: var(--white);
  max-width: 700px;
}

/* --- Quote Block --- */
.quote-block {
  text-align: center;
  padding: 6rem 2rem;
}

.quote-block blockquote {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-style: italic;
  line-height: 1.5;
  max-width: 800px;
  margin: 0 auto 2rem;
  color: var(--charcoal);
}

.quote-block cite {
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-style: normal;
  color: var(--sage);
}

/* --- Journal / Portrait Card --- */
.portrait-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.portrait-card__image {
  overflow: hidden;
  aspect-ratio: 3/4;
}

.portrait-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.5s var(--ease-out);
}

.portrait-card:hover .portrait-card__image img {
  transform: scale(1.03);
}

.portrait-card__content h3 {
  margin-bottom: 1rem;
}

.portrait-card__content p {
  color: var(--charcoal);
  margin-bottom: 1.5rem;
}

.portrait-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
  border-bottom: 1px solid var(--black);
  padding-bottom: 3px;
  transition: gap 0.4s var(--ease-out);
}

.portrait-card__link:hover {
  gap: 1rem;
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}

.contact-info h3 {
  margin-bottom: 2rem;
}

.contact-info__item {
  margin-bottom: 2rem;
}

.contact-info__item .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  color: var(--sage);
  margin-bottom: 0.5rem;
}

.contact-info__item a {
  font-size: 1.1rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s;
}

.contact-info__item a:hover {
  border-color: var(--black);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem 0;
  border: none;
  border-bottom: 1px solid var(--beige);
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--black);
  margin-bottom: 2rem;
  transition: border-color 0.4s;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--black);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--sage);
  font-weight: 300;
}

/* --- Footer --- */
.footer {
  padding: 4rem 3rem 2rem;
  background: var(--black);
  color: var(--white);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer__logo img {
  height: 120px;
  width: auto;
  filter: invert(1);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  justify-content: center;
}

.footer__links a {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.6;
  transition: opacity 0.4s;
}

.footer__links a:hover { opacity: 1; }

.footer__social {
  display: flex;
  gap: 1.5rem;
}

.footer__social a {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.6;
  transition: opacity 0.4s;
}

.footer__social a:hover { opacity: 1; }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.75rem;
  opacity: 0.4;
  letter-spacing: 0.05em;
}

/* --- Horizontal Divider --- */
.divider {
  width: 60px;
  height: 1px;
  background: var(--beige);
  margin: 2rem 0;
}

.divider--center {
  margin: 2rem auto;
}

/* --- Keyframes --- */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* --- Cursor (custom) --- */
.custom-cursor {
  width: 12px;
  height: 12px;
  background: var(--black);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  mix-blend-mode: difference;
  transition: transform 0.2s var(--ease-smooth), opacity 0.3s;
  opacity: 0;
}

.custom-cursor.visible { opacity: 1; }
.custom-cursor.hover { transform: scale(3); }

/* --- Mobile Responsive --- */
@media (max-width: 1024px) {
  .section { padding: 5rem 2rem; }
  .split { gap: 3rem; }
  .portrait-card { gap: 3rem; }
}

@media (max-width: 768px) {
  .nav__links {
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--white);
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s, visibility 0.4s;
  }

  .nav__links.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav__links a {
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-family: var(--font-heading);
  }

  .nav__toggle { display: flex; }

  .split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .split--reverse { direction: ltr; }

  .portrait-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero__content h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .section { padding: 4rem 1.5rem; }

  .collection-hero { height: 60vh; }
  .collection-hero__content { padding: 2rem; }

  .footer__top { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  /* Dernier élément seul sur sa ligne → il prend toute la largeur (centré) */
  .values-grid > *:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .nav { padding: 1rem 1.5rem; }

  /* Colonne unique sur les très petits écrans */
  .values-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* Plus besoin du span en colonne unique */
  .values-grid > *:last-child:nth-child(odd) {
    grid-column: auto;
  }
}