/* AMA STUDIO — Design system (DA moodboard) */
:root {
  --ivory: #f8f5f0;
  --cream: #efe8dd;
  --beige: #d8c8b4;
  --sand: #e5d9c9;
  --taupe: #9c8b7a;
  --espresso: #3a2a1f;
  --espresso-deep: #261b14;
  --black: #12100e;
  --ink: #2a241f;
  --muted: #74685c;
  --white: #fffcf8;
  --line: rgba(18, 16, 14, 0.1);
  --radius: 0.35rem;
  --radius-media: 0.5rem;

  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Montserrat", "Helvetica Neue", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3.5rem;
  --space-xl: 6rem;
  --space-2xl: 9rem;

  --nav-h: 5.25rem;
  --max: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 8% 0%, rgba(216, 200, 180, 0.35), transparent 55%),
    radial-gradient(ellipse 55% 40% at 92% 8%, rgba(58, 42, 31, 0.04), transparent 50%),
    var(--ivory);
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--black);
  margin: 0 0 0.75rem;
}

p {
  margin: 0 0 1rem;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--taupe);
  margin-bottom: var(--space-sm);
}

.lead {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 36rem;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* —— Header —— */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease), backdrop-filter 0.4s;
}

.site-header.is-scrolled,
.site-header.is-solid {
  background: rgba(247, 243, 236, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line);
}

.site-header.is-over-dark:not(.is-scrolled) {
  --nav-fg: var(--white);
}

.site-header {
  --nav-fg: var(--black);
}

.nav-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.12rem;
  color: var(--nav-fg);
  transition: opacity 0.3s;
}

.logo:hover {
  opacity: 0.72;
}

.logo-ama {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  line-height: 1;
}

.logo-studio {
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  line-height: 1;
  opacity: 0.78;
}

.logo-tag {
  font-size: 0.48rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-top: 0.15rem;
}

.logo-compact .logo-tag {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--nav-fg);
  position: relative;
  padding-bottom: 0.2rem;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  background: var(--espresso);
  color: var(--white) !important;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--espresso-deep);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  height: 1px;
  width: 1.4rem;
  background: var(--nav-fg);
  margin-inline: auto;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.75rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s, transform 0.35s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn-primary:hover {
  background: var(--espresso-deep);
}

.btn-ghost {
  background: transparent;
  border-color: currentColor;
  color: inherit;
}

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

.btn-ghost-light {
  color: var(--white);
  border-color: rgba(255, 253, 249, 0.55);
}

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

.btn-light {
  background: var(--white);
  color: var(--espresso);
}

.btn-light:hover {
  background: var(--cream);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--espresso);
  margin-top: 0.75rem;
}

.link-arrow::after {
  content: "→";
  transition: transform 0.3s var(--ease);
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  color: var(--white);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
  transform: translate3d(0, 0, 0) scale(1);
  transform-origin: 48% 55%;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(58, 42, 31, 0.28) 0%, rgba(58, 42, 31, 0.08) 42%, rgba(18, 16, 14, 0.68) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: calc(var(--nav-h) + 2rem) 0 clamp(3rem, 8vh, 5.5rem);
}

.hero-brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-bottom: 1.5rem;
  color: var(--white);
  animation: fadeUp 0.9s var(--ease) both;
}

.hero-brand .ama {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 500;
  letter-spacing: 0.16em;
  line-height: 0.95;
}

.hero-brand .studio {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  opacity: 0.88;
}

.hero-tagline {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.9s 0.1s var(--ease) both;
}

.hero h1 {
  font-size: clamp(1.7rem, 3.6vw, 2.65rem);
  color: var(--white);
  max-width: 18ch;
  margin-bottom: 0.85rem;
  animation: fadeUp 0.9s 0.2s var(--ease) both;
}

.hero .lead {
  color: rgba(255, 253, 249, 0.82);
  margin-bottom: 2rem;
  animation: fadeUp 0.9s 0.3s var(--ease) both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: fadeUp 0.9s 0.4s var(--ease) both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Page hero (inner pages) */
.page-hero {
  padding: calc(var(--nav-h) + 4rem) 0 3.5rem;
  background:
    linear-gradient(180deg, var(--cream) 0%, var(--ivory) 100%);
}

.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.75rem);
  max-width: 14ch;
}

.page-hero .lead {
  margin-top: 0.5rem;
}

/* —— Sections —— */
.section {
  padding: var(--space-xl) 0;
}

.section-sand {
  background: var(--cream);
}

.section-head {
  margin-bottom: var(--space-lg);
  max-width: 36rem;
}

.section-head h2 {
  font-size: clamp(2rem, 3.5vw, 2.85rem);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.split-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-media);
}

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

.split-media::before {
  content: "";
  position: absolute;
  left: -0.65rem;
  top: 1.75rem;
  width: 0.45rem;
  height: 32%;
  background: var(--beige);
  border-radius: 2px;
  z-index: 1;
}

.signature {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--taupe);
  margin: 0;
}

.founder {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.founder-gallery {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 0.85rem;
  align-items: end;
}

.founder-main,
.founder-side {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-media);
  background: var(--sand);
}

.founder-main {
  aspect-ratio: 4 / 5;
}

.founder-side {
  aspect-ratio: 3 / 4;
  margin-bottom: 12%;
}

.founder-main img,
.founder-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.founder-gallery:hover .founder-main img {
  transform: scale(1.025);
}

.founder-copy h2 {
  font-size: clamp(2rem, 3.4vw, 2.75rem);
}

.founder-sign {
  margin: 1.5rem 0 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.founder-role {
  margin: 0.35rem 0 0;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--taupe);
}

.contact-portrait {
  width: min(100%, 220px);
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-media);
  margin-bottom: 1.75rem;
  background: var(--sand);
}

.contact-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

/* Benefits */
.benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  counter-reset: benefit;
}

.benefit {
  counter-increment: benefit;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.benefit::before {
  content: counter(benefit, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--espresso);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.benefit h3 {
  font-size: 1.45rem;
  margin-bottom: 0.75rem;
}

.benefit p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

/* Services row */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-thumb {
  aspect-ratio: 16 / 11;
  overflow: hidden;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-media);
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.service:hover .service-thumb img {
  transform: scale(1.04);
}

.service-num {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--taupe);
  margin-bottom: 0.4rem;
}

.service h3 {
  font-size: 1.5rem;
}

.service p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Testimonials */
.testimonials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.quote {
  padding: 2rem 0;
  border-top: 1px solid var(--line);
}

.quote p {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.45;
  color: var(--black);
  margin-bottom: 1.25rem;
}

.quote footer {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--taupe);
}

/* Portfolio grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.project {
  position: relative;
  overflow: hidden;
  background: var(--sand);
  border-radius: var(--radius-media);
}

.project:nth-child(1) {
  grid-column: span 7;
  aspect-ratio: 16 / 11;
}

.project:nth-child(2) {
  grid-column: span 5;
  aspect-ratio: 4 / 5;
}

.project:nth-child(3) {
  grid-column: span 5;
  aspect-ratio: 4 / 5;
}

.project:nth-child(4) {
  grid-column: span 7;
  aspect-ratio: 16 / 11;
}

.project:nth-child(n + 5) {
  grid-column: span 4;
  aspect-ratio: 1;
}

.project img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.project:hover img {
  transform: scale(1.05);
}

.project-meta {
  position: absolute;
  inset: auto 0 0;
  padding: 1.25rem 1.35rem;
  background: linear-gradient(transparent, rgba(28, 26, 24, 0.75));
  color: var(--white);
  transform: translateY(20%);
  opacity: 0;
  transition: transform 0.4s var(--ease), opacity 0.4s;
}

.project:hover .project-meta,
.project:focus-within .project-meta {
  transform: translateY(0);
  opacity: 1;
}

.project-meta span {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 0.25rem;
}

.project-meta strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.15rem;
}

/* CTA band */
.cta-band {
  background:
    linear-gradient(160deg, var(--espresso) 0%, var(--espresso-deep) 100%);
  color: var(--white);
  padding: var(--space-xl) 0;
  text-align: center;
}

.cta-band h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.75rem;
}

.cta-band p {
  color: rgba(255, 252, 248, 0.78);
  max-width: 32rem;
  margin: 0 auto 2rem;
}

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  margin-bottom: 1rem;
}

.contact-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
}

.contact-list li {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.contact-list span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--taupe);
  margin-bottom: 0.3rem;
}

.contact-form {
  display: grid;
  gap: 1.1rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--taupe);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  outline: none;
  transition: border-color 0.3s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--espresso);
}

.field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}

.form-note {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

.form-success {
  display: none;
  padding: 1.25rem;
  background: var(--cream);
  border-left: 3px solid var(--espresso);
  margin-bottom: 1rem;
}

.form-success.is-visible {
  display: block;
  animation: fadeUp 0.5s var(--ease);
}

/* —— Gate (accueil split) —— */
.page-gate {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--black);
  overflow-x: hidden;
}

body.page-gate {
  background: var(--black);
}

.gate {
  position: relative;
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 0;
}

.gate-panel {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: calc(100dvh - 3.25rem);
  overflow: hidden;
  color: var(--white);
  text-decoration: none;
}

.gate-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.gate-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  transition: transform 1.1s var(--ease), filter 0.6s var(--ease);
  filter: brightness(0.72);
}

.gate-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(18, 16, 14, 0.2) 0%,
    rgba(18, 16, 14, 0.15) 45%,
    rgba(18, 16, 14, 0.78) 100%
  );
  transition: background 0.5s var(--ease);
}

.gate-panel:hover .gate-media img,
.gate-panel:focus-visible .gate-media img {
  transform: scale(1.1);
  filter: brightness(0.85);
}

.gate-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  padding: 3rem clamp(1.5rem, 4vw, 3.5rem);
  width: 100%;
  animation: fadeUp 0.9s var(--ease) both;
}

.gate-design .gate-content {
  animation-delay: 0.08s;
}

.gate-eyebrow {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  opacity: 0.7;
}

.gate-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.gate-desc {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 0.75rem;
}

.gate-cta {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.9;
  transition: transform 0.35s var(--ease), opacity 0.35s;
}

.gate-panel:hover .gate-cta,
.gate-panel:focus-visible .gate-cta {
  transform: translateX(6px);
  opacity: 1;
}

.gate-brand {
  position: absolute;
  top: 1.75rem;
  left: 50%;
  z-index: 5;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  color: var(--white);
  pointer-events: none;
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.35);
}

.gate-brand .logo-ama {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  letter-spacing: 0.18em;
}

.gate-brand .logo-studio {
  font-size: 0.58rem;
  letter-spacing: 0.4em;
  opacity: 0.85;
}

.credit-footer {
  flex-shrink: 0;
  padding: 0.95rem 1.25rem;
  text-align: center;
  background: var(--black);
  border-top: 1px solid rgba(255, 252, 248, 0.08);
}

.credit-footer p {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: rgba(255, 252, 248, 0.45);
}

.credit-footer a {
  color: rgba(255, 252, 248, 0.75);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  transition: color 0.3s;
}

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

/* Footer */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--line);
  background: var(--ivory);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 1.25rem;
}

.footer-social a {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.3s;
}

.footer-social a:hover {
  color: var(--espresso);
}

.footer-copy {
  width: 100%;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.75rem;
  color: var(--taupe);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy a {
  color: var(--espresso);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

/* Filter chips (portfolio) */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filters button {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  padding: 0.55rem 1rem;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}

.filters button.is-active,
.filters button:hover {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.project.is-hidden {
  display: none;
}

/* Mobile */
@media (max-width: 900px) {
  .gate {
    grid-template-columns: 1fr;
  }

  .gate-panel {
    min-height: 48dvh;
  }

  .gate-brand {
    top: 1.15rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1.5rem 1.25rem 2rem;
    background: var(--ivory);
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s var(--ease), opacity 0.4s;
  }

  .nav-links.is-open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    width: 100%;
    border-top: 1px solid var(--line);
  }

  .nav-links a {
    display: block;
    color: var(--black) !important;
    padding: 1rem 0;
  }

  .nav-links .nav-cta {
    margin-top: 1rem;
    width: 100%;
  }

  .split,
  .founder,
  .benefits,
  .services,
  .testimonials,
  .contact-layout,
  .form-row {
    grid-template-columns: 1fr;
  }

  .founder-gallery {
    grid-template-columns: 1.2fr 0.8fr;
    max-width: 34rem;
  }

  .founder-side {
    margin-bottom: 8%;
  }

  .project:nth-child(n) {
    grid-column: span 12;
    aspect-ratio: 16 / 11;
  }

  .hero-content {
    padding-bottom: 3rem;
  }

  .section {
    padding: var(--space-lg) 0;
  }
}

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

  .hero-media img {
    height: 100%;
    transform: none !important;
    will-change: auto;
  }
}