/* ============================================
   JOHA FILMS — Premium Design System
   ============================================ */

:root {
  --black: #0a0a0a;
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --transition-base: 0.6s var(--ease-out-expo);
  --transition-fast: 0.3s var(--ease-out-quart);

  --nav-height: 80px;
  --container-max: 1400px;
  --section-padding: clamp(80px, 12vw, 160px);
}

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

html {
  font-size: 16px;
  scroll-behavior: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

/* Cibles tactiles confortables sur mobile */
@media (hover: none) and (pointer: coarse) {
  a, button, .btn, .nav__link, .services-tab, input, textarea, select {
    -webkit-tap-highlight-color: transparent;
  }
}

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

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

.hidden {
  display: none !important;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  padding: 12px 24px;
  background: var(--black);
  color: var(--white);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: max(clamp(24px, 5vw, 80px), env(safe-area-inset-left));
  padding-right: max(clamp(24px, 5vw, 80px), env(safe-area-inset-right));
}

/* ============================================
   Loader
   ============================================ */

.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
  transition: opacity 0.8s var(--ease-out-expo), visibility 0.8s;
}

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

.loader__inner {
  text-align: center;
}

.loader__brand {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1;
}

.loader__sub {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  font-weight: 400;
  letter-spacing: 0.5em;
  color: var(--gray-400);
  margin-top: 8px;
}

.loader__bar {
  width: 120px;
  height: 1px;
  background: var(--gray-800);
  margin: 40px auto 0;
  overflow: hidden;
}

.loader__progress {
  width: 0%;
  height: 100%;
  background: var(--white);
  transition: width 0.1s linear;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: calc(var(--nav-height) + env(safe-area-inset-top));
  padding-top: env(safe-area-inset-top);
  transition: background var(--transition-fast), backdrop-filter var(--transition-fast);
}

.nav.is-scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

body.menu-open .nav {
  z-index: 10001;
  background: var(--black);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: max(clamp(24px, 5vw, 80px), env(safe-area-inset-left));
  padding-right: max(clamp(24px, 5vw, 80px), env(safe-area-inset-right));
}

.nav__logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
  z-index: 1001;
}

.nav__logo-img {
  display: block;
  width: auto;
  height: 22px;
}

.loader__logo-img {
  display: block;
  width: auto;
  height: clamp(40px, 8vw, 56px);
  margin: 0 auto;
}

.contact__logo-img {
  display: block;
  width: auto;
  height: 36px;
  margin-bottom: 4px;
}

.footer__logo-img {
  display: block;
  width: auto;
  height: 20px;
  margin-bottom: 4px;
}

.nav__brand {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
}

.nav__sub {
  font-size: 0.5rem;
  font-weight: 400;
  letter-spacing: 0.45em;
  color: var(--gray-400);
  margin-top: 2px;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
}

.nav__link {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-300);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

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

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

.nav__link--cta {
  padding: 10px 24px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  z-index: 1001;
}

.nav__toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--white);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav__toggle.is-active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav__toggle.is-active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.nav__mobile {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: calc(var(--nav-height) + env(safe-area-inset-top)) 24px calc(24px + env(safe-area-inset-bottom));
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

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

body.menu-open {
  overflow: hidden;
}

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

.nav__mobile-link {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  padding: 16px 0;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--ease-out-expo), transform 0.5s var(--ease-out-expo), color var(--transition-fast);
}

.nav__mobile.is-open .nav__mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.nav__mobile-link:hover {
  color: var(--gray-400);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 16px 32px;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--white);
  color: var(--black);
  border: 1px solid var(--white);
}

.btn--primary:hover {
  background: transparent;
  color: var(--white);
}

.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn--ghost:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

.btn svg {
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(4px);
}

/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  transform: scale(1.05);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.1) 40%,
    rgba(10, 10, 10, 0.6) 80%,
    rgba(10, 10, 10, 0.85) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: max(clamp(24px, 5vw, 80px), env(safe-area-inset-left));
  padding-right: max(clamp(24px, 5vw, 80px), env(safe-area-inset-right));
  padding-bottom: max(clamp(100px, 15vh, 180px), calc(60px + env(safe-area-inset-bottom)));
}

.hero__eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-300);
  margin-bottom: 24px;
}

.hero__title {
  margin-bottom: 32px;
}

.hero__logo-img {
  display: block;
  width: auto;
  height: clamp(3.5rem, 12vw, 9rem);
  margin-bottom: 8px;
}

.hero__brand {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(4rem, 14vw, 11rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--white);
  line-height: 0.9;
}

.hero__brand-sub {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(0.875rem, 2vw, 1.25rem);
  font-weight: 400;
  letter-spacing: 0.55em;
  color: var(--gray-300);
  margin-top: 8px;
}

.hero__tagline {
  max-width: 520px;
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--gray-200);
  margin-bottom: 48px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  right: clamp(24px, 5vw, 80px);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.hero__scroll span {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  writing-mode: vertical-rl;
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: var(--gray-600);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  animation: scrollLine 2s var(--ease-out-expo) infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 100%; }
  100% { top: 100%; }
}

.hero__services {
  position: absolute;
  bottom: 40px;
  left: clamp(24px, 5vw, 80px);
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 50%;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.hero__dot {
  opacity: 0.5;
}

/* ============================================
   Sections — Shared
   ============================================ */

.section {
  position: relative;
}

.section--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
}

.section--reverse .section__text {
  order: 2;
}

.section--reverse .section__media {
  order: 1;
}

.section__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--section-padding) clamp(40px, 6vw, 100px);
  background: var(--white);
}

.section--dark .section__text {
  background: var(--black);
  color: var(--white);
}

.section__media {
  position: relative;
  overflow: hidden;
  min-height: 50vh;
}

.section__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.section__caption {
  position: absolute;
  bottom: 32px;
  left: 32px;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0.7;
}

.section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: clamp(32px, 5vw, 64px);
}

.section__header--center {
  justify-content: center;
  gap: 40px;
}

.section__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.section__label--light {
  color: var(--gray-400);
}

.section__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--gray-300);
  flex-shrink: 0;
}

.section__number svg {
  display: block;
}

.section__number--light {
  color: rgba(255, 255, 255, 0.25);
}

.section__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: clamp(32px, 5vw, 56px);
  color: var(--black);
}

.section--dark .section__title {
  color: var(--white);
}

.section__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--gray-500);
}

.section--dark .section__title em {
  color: var(--gray-400);
}

.section__title--light {
  color: var(--white);
}

.section__title--light em {
  color: var(--gray-400);
}

.section__title--center {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section__body {
  max-width: 480px;
}

.section__body p {
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-600);
  margin-bottom: 20px;
}

.section--dark .section__body p {
  color: var(--gray-400);
}

.section__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 48px;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.section__footer--center {
  justify-content: center;
  gap: 40px;
}

.section__footer--light {
  color: var(--gray-500);
}

.section__brand {
  font-weight: 600;
  color: var(--gray-600);
}

.section--dark .section__brand,
.section__footer--light .section__brand {
  color: var(--gray-400);
}

/* ============================================
   Expertises
   ============================================ */

.expertise-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.expertise-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--gray-800);
  transition: padding-left var(--transition-fast);
}

.expertise-item:last-child {
  border-bottom: 1px solid var(--gray-800);
}

.expertise-item:hover {
  padding-left: 8px;
}

.expertise-item__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.expertise-item__num svg {
  display: block;
}

.expertise-item:hover .expertise-item__num {
  color: var(--black);
}

.expertise-item__content h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.expertise-item__content p {
  font-size: 0.875rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--gray-400);
}

/* ============================================
   Services
   ============================================ */

.section--services {
  padding: var(--section-padding) 0;
  background: var(--gray-50);
}

.services-tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: clamp(48px, 8vw, 80px);
  border: 1px solid var(--gray-200);
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.services-tab {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 32px;
  color: var(--gray-500);
  background: transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.services-tab.active {
  background: var(--black);
  color: var(--white);
}

.services-tab:hover:not(.active) {
  color: var(--black);
  background: var(--gray-100);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-200);
  margin-bottom: 64px;
}

.service-card {
  background: var(--white);
  padding: clamp(32px, 4vw, 48px);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.service-card:hover {
  background: var(--gray-50);
  transform: translateY(-2px);
}

.service-card__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--gray-300);
  margin-bottom: 20px;
  transition: color var(--transition-fast);
}

.service-card__num svg {
  display: block;
}

.service-card:hover .service-card__num {
  color: var(--black);
}

.service-card h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--black);
}

.service-card ul li {
  font-size: 0.8125rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--gray-500);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.service-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 4px;
  height: 1px;
  background: var(--gray-300);
}

/* ============================================
   Approach
   ============================================ */

.section--approach {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--section-padding) 0;
}

.approach__bg {
  position: absolute;
  inset: 0;
}

.approach__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.approach__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 10, 10, 0.92) 0%,
    rgba(10, 10, 10, 0.75) 50%,
    rgba(10, 10, 10, 0.85) 100%
  );
}

.approach__content {
  position: relative;
  z-index: 2;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 4vw, 48px);
  margin-bottom: 48px;
}

.approach-step {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  transition: border-color var(--transition-fast);
}

.approach-step:hover {
  border-color: rgba(255, 255, 255, 0.4);
}

.approach-step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 20px;
  transition: color var(--transition-fast);
}

.approach-step__num svg {
  display: block;
}

.approach-step:hover .approach-step__num {
  color: rgba(255, 255, 255, 0.9);
}

.approach-step h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 12px;
}

.approach-step p {
  font-size: 0.875rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--gray-400);
}

.approach__tagline {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.approach__tagline strong {
  color: var(--white);
  font-weight: 600;
}

.approach__desc {
  max-width: 560px;
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--gray-400);
  margin-bottom: 48px;
}

/* ============================================
   Clients
   ============================================ */

.section--clients {
  padding: var(--section-padding) 0;
  background: var(--white);
}

.clients-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(40px, 6vw, 80px);
  margin-bottom: 64px;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--gray-200);
}

.client-card {
  background: var(--white);
  padding: clamp(32px, 4vw, 48px);
  transition: background var(--transition-fast);
}

.client-card:hover {
  background: var(--gray-50);
}

.client-card__num {
  display: flex;
  align-items: center;
  width: 20px;
  height: 20px;
  color: var(--gray-400);
  margin-bottom: 16px;
  transition: color var(--transition-fast);
}

.client-card__num svg {
  display: block;
}

.client-card:hover .client-card__num {
  color: var(--black);
}

.client-card h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 500;
  margin-bottom: 12px;
}

.client-card p {
  font-size: 0.875rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--gray-500);
}

.clients__media {
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.clients__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   Contact
   ============================================ */

.section--contact {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--section-padding) 0;
}

.contact__bg {
  position: absolute;
  inset: 0;
}

.contact__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.contact__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10, 10, 10, 0.95) 0%,
    rgba(10, 10, 10, 0.85) 50%,
    rgba(10, 10, 10, 0.7) 100%
  );
}

.contact__content {
  position: relative;
  z-index: 2;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(48px, 8vw, 100px);
  margin-bottom: 64px;
}

.contact__block {
  margin-bottom: 40px;
}

.contact__label {
  display: block;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 12px;
}

.contact__block p {
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-300);
}

.contact__block a {
  transition: color var(--transition-fast);
}

.contact__block a:hover {
  color: var(--white);
}

.contact__logo {
  margin-top: 48px;
}

.contact__brand {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1;
}

.contact__brand-sub {
  display: block;
  font-size: 0.625rem;
  font-weight: 400;
  letter-spacing: 0.5em;
  color: var(--gray-500);
  margin-top: 4px;
}

/* Form */
.contact__form {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: clamp(32px, 4vw, 48px);
  backdrop-filter: blur(10px);
}

/* Honeypot anti-spam — invisible pour les humains, piège à robots */
.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-group {
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group label {
  display: block;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  font-size: 0.9375rem;
  font-weight: 300;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-600);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--white);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23737373' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right center;
}

.form-group select option {
  background: var(--black);
  color: var(--white);
}

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

.form-success {
  margin-top: 20px;
  font-size: 0.875rem;
  color: var(--gray-300);
  text-align: center;
}

.form-success--error {
  color: #ff8a8a;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--black);
  color: var(--white);
  padding-top: clamp(64px, 10vw, 100px);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(48px, 8vw, 80px);
  border-bottom: 1px solid var(--gray-800);
}

.footer__logo {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.footer__logo-sub {
  display: block;
  font-size: 0.5rem;
  font-weight: 400;
  letter-spacing: 0.45em;
  color: var(--gray-500);
  margin-top: 4px;
  margin-bottom: 20px;
}

.footer__tagline {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--gray-500);
  line-height: 1.8;
  max-width: 320px;
}

.footer__links nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--white);
}

.footer__contact a,
.footer__contact p {
  display: block;
  font-size: 0.8125rem;
  font-weight: 300;
  color: var(--gray-400);
  line-height: 1.8;
  transition: color var(--transition-fast);
}

.footer__contact a:hover {
  color: var(--white);
}

.footer__bottom {
  padding: 24px 0 calc(24px + env(safe-area-inset-bottom));
}

.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__bottom p {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--gray-600);
}

.footer__credit {
  color: var(--gray-700) !important;
}

/* ============================================
   Animations — Initial States
   ============================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 1024px) {
  .nav__menu {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .section--split {
    grid-template-columns: 1fr;
  }

  .section--reverse .section__text,
  .section--reverse .section__media {
    order: unset;
  }

  .section__media {
    min-height: 60vh;
    order: -1;
  }

  .clients-layout {
    grid-template-columns: 1fr;
  }

  .clients__media {
    order: -1;
    min-height: 50vh;
  }

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

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
    --section-padding: clamp(56px, 12vw, 80px);
  }

  /* Les sections plein écran se calent sur leur contenu (évite les vides) */
  .section--split,
  .section--approach,
  .section--contact {
    min-height: auto;
  }

  .section__media {
    min-height: 46vh;
  }

  .hero__services {
    display: none;
  }

  .hero__scroll {
    display: none;
  }

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

  .services-tabs {
    flex-direction: column;
    width: 100%;
  }

  .services-tab {
    text-align: center;
    padding: 15px 20px;
  }

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

  .approach-step {
    padding: 22px 0;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__bottom .container {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .section__header {
    flex-direction: column;
    gap: 16px;
  }

  .section__header--center {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  /* Le pied de section (numéro + marque) se réaligne proprement */
  .section__footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  /* Formulaire : 16px = pas de zoom automatique iOS au focus */
  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 16px;
    padding: 15px 0;
  }

  .contact__form {
    padding: 28px 22px;
  }

  .contact__block {
    margin-bottom: 28px;
  }
}

@media (max-width: 480px) {
  .hero {
    align-items: flex-end;
  }

  .hero__eyebrow {
    font-size: 0.625rem;
    letter-spacing: 0.15em;
    margin-bottom: 18px;
  }

  .hero__tagline {
    font-size: 1rem;
    margin-bottom: 32px;
  }

  .hero__cta {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
    justify-content: center;
    padding: 16px 24px;
  }

  .hero__logo-img {
    height: clamp(2.75rem, 17vw, 4.5rem);
  }

  .section__title {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
  }

  .expertise-item {
    grid-template-columns: 40px 1fr;
    gap: 16px;
    padding: 22px 0;
  }

  .service-card,
  .client-card {
    padding: 28px 24px;
  }

  .contact__brand {
    font-size: 2rem;
  }

  .footer__inner {
    text-align: left;
  }
}

/* iPhone SE / mini et plus petits */
@media (max-width: 380px) {
  .container {
    padding-left: max(18px, env(safe-area-inset-left));
    padding-right: max(18px, env(safe-area-inset-right));
  }

  .hero__tagline {
    font-size: 0.9375rem;
  }

  .nav__mobile-link {
    font-size: 1.75rem;
    padding: 12px 0;
  }

  .service-card,
  .client-card,
  .contact__form {
    padding: 24px 18px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .hero__image {
    transform: none;
  }
}