/* Dar Al-Kafa'a — Precision Darkfield */

:root {
  --void: #05080F;
  --ink: #0B1220;
  --panel: #121A2B;
  --line: rgba(148, 163, 184, 0.14);
  --text: #F1F5F9;
  --muted: #94A3B8;
  --accent: #D4A017;
  --accent-2: #3A8DFF;
  --ok: #5EEAD4;
  --accent-soft: rgba(212, 160, 23, 0.14);
  --tech-soft: rgba(58, 141, 255, 0.12);
  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --container: 1120px;
  --nav-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 4px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--void);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #111;
  padding: 0.6rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.btn:focus-visible,
.dossier-trigger:focus-visible,
.menu-toggle:focus-visible,
input:focus-visible,
textarea:focus-visible,
.text-link:focus-visible,
.nav-links a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--accent);
  color: #0B1220;
  box-shadow: 0 0 0 0 rgba(212, 160, 23, 0);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(212, 160, 23, 0.22);
  background: #e0b12a;
}

.btn-ghost {
  background: transparent;
  border-color: rgba(241, 245, 249, 0.28);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-block {
  width: 100%;
}

.text-link {
  display: inline-flex;
  margin-top: 1rem;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.text-link:hover {
  color: #e8c04a;
}

/* Nav */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(5, 8, 15, 0.88);
  border-bottom-color: var(--line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav.is-open {
  background: #05080F;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

body.nav-locked {
  overflow: hidden;
}

.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand-logo {
  width: auto;
  height: 48px;
  object-fit: contain;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
}

.brand--footer .brand-logo {
  height: 44px;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-copy strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 26, 43, 0.55);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.menu-bars,
.menu-bars::before,
.menu-bars::after {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--text);
  position: relative;
  transition: transform 0.25s var(--ease), opacity 0.2s ease;
}

.menu-bars::before,
.menu-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-bars::before { top: -6px; }
.menu-bars::after { top: 6px; }

.nav.is-open .menu-bars {
  background: transparent;
}

.nav.is-open .menu-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.nav.is-open .menu-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-h) + 2rem) 0 5rem;
  overflow: hidden;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 22% center;
  transform: scale(1.04);
  animation: heroDrift 18s ease-in-out infinite alternate;
}

@keyframes heroDrift {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.08) translate3d(-1.2%, -0.8%, 0); }
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 8, 15, 0.92) 0%, rgba(5, 8, 15, 0.72) 38%, rgba(5, 8, 15, 0.42) 62%, rgba(5, 8, 15, 0.78) 100%),
    linear-gradient(180deg, rgba(5, 8, 15, 0.55) 0%, rgba(5, 8, 15, 0.15) 35%, rgba(5, 8, 15, 0.85) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(58, 141, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58, 141, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  pointer-events: none;
  opacity: 0.7;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin-left: max(calc((100% - var(--container)) / 2), 1.25rem);
  margin-right: auto;
  width: min(100% - 2.5rem, 720px);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-brand {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.95;
  color: var(--text);
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.4vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: rgba(241, 245, 249, 0.92);
}

.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  z-index: 1;
  width: 1px;
  height: 42px;
  background: rgba(148, 163, 184, 0.25);
  overflow: hidden;
}

.hero-scroll span {
  display: block;
  width: 100%;
  height: 30%;
  background: var(--accent);
  animation: scrollPulse 1.8s var(--ease) infinite;
}

@keyframes scrollPulse {
  0% { transform: translateY(-100%); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateY(220%); opacity: 0; }
}

/* Sections */
.section {
  padding: 6.5rem 0;
  position: relative;
}

.section-label {
  margin: 0 0 0.65rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.section-desc {
  margin: 0.9rem 0 0;
  max-width: 36rem;
  color: var(--muted);
}

.section-head {
  margin-bottom: 2.75rem;
}

/* About */
.about {
  background:
    radial-gradient(900px 420px at 10% 0%, var(--tech-soft), transparent 60%),
    var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) 1.35fr;
  gap: 3.5rem;
  align-items: start;
}

.about-body p {
  margin: 0;
  font-size: 1.12rem;
  color: rgba(241, 245, 249, 0.9);
}

.stat-block {
  margin-top: 2.5rem;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--line);
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--accent);
}

.stat-label {
  display: block;
  margin-top: 0.35rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.stat-note {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.about-loc {
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Capabilities dossiers */
.capabilities {
  background: var(--void);
}

.dossier-list {
  border-top: 1px solid var(--line);
}

.dossier {
  border-bottom: 1px solid var(--line);
}

.dossier-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 4.5rem 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1.35rem 0.25rem;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  transition: background 0.25s ease;
}

.dossier-trigger:hover {
  background: rgba(18, 26, 43, 0.45);
}

.dossier-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.dossier-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.dossier-hint {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
  position: relative;
}

.dossier-hint::before,
.dossier-hint::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--muted);
  transition: transform 0.3s var(--ease), opacity 0.3s ease;
}

.dossier-hint::before {
  width: 10px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.dossier-hint::after {
  width: 1.5px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.dossier.is-open .dossier-hint::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.dossier.is-open .dossier-trigger {
  background: rgba(18, 26, 43, 0.55);
}

.dossier-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
  padding: 0 0.25rem 1.75rem;
  overflow: hidden;
  align-items: stretch;
  animation: dossierIn 0.45s var(--ease);
}

.dossier-panel[hidden] {
  display: none;
}

@keyframes dossierIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.dossier.is-open .dossier-trigger {
  cursor: pointer;
}

.dossier-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  min-height: 280px;
  align-self: stretch;
}

.dossier-media img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.dossier.is-open .dossier-media img {
  transform: scale(1.03);
}

.dossier-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.85rem;
  padding: 0.25rem 0 0.15rem;
  min-height: 280px;
}

.dossier-copy p {
  margin: 0;
  color: var(--muted);
}

.dossier-copy .text-link {
  margin-top: 0;
  align-self: flex-start;
}

/* Service chapters */
.services {
  padding-top: 2rem;
  background:
    linear-gradient(180deg, var(--ink), var(--void) 18%, var(--void));
}

.chapter {
  padding: 4.5rem 0;
  border-top: 1px solid var(--line);
}

.chapter--alt {
  background: rgba(18, 26, 43, 0.35);
}

.chapter-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  grid-template-areas:
    "meta visual"
    "body visual";
  gap: 1.5rem 3rem;
  align-items: stretch;
}

.chapter-grid--flip {
  grid-template-columns: 1.1fr 0.9fr;
  grid-template-areas:
    "visual meta"
    "visual body";
}

.chapter-meta { grid-area: meta; }
.chapter-body { grid-area: body; }

.chapter-visual {
  grid-area: visual;
  margin: 0;
  align-self: stretch;
  display: flex;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  isolation: isolate;
  min-height: 360px;
  position: relative;
}

.chapter-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.chapter-meta h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  font-weight: 750;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.chapter-kicker {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.chapter-closer {
  margin-top: 1.25rem !important;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text) !important;
  letter-spacing: -0.01em;
}

.chapter-rule {
  margin-top: 1.25rem;
  width: 56px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.chapter-body p {
  margin: 0 0 1rem;
  color: rgba(241, 245, 249, 0.88);
}

.chapter-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(58, 141, 255, 0.08);
  pointer-events: none;
  z-index: 1;
}

.chapter-visual img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  flex: 1;
  transition: transform 0.8s var(--ease);
}

.chapter:hover .chapter-visual img {
  transform: scale(1.035);
}

.tech-list {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.7rem;
}

.tech-list li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--muted);
}

.tech-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 1.5px;
  background: var(--accent-2);
}

.tech-list strong {
  color: var(--text);
  font-weight: 600;
}

.esp-grid {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.65rem;
}

.esp-grid li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: rgba(5, 8, 15, 0.45);
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.esp-grid li:hover {
  background: rgba(18, 26, 43, 0.8);
  border-left-color: var(--accent-2);
}

.esp-grid span {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
}

/* Partners */
.partners {
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.partners-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.partner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.75rem;
  background: var(--panel);
  border: 1px solid var(--line);
}

.partner-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 88px;
  padding: 1.25rem;
  background: rgba(5, 8, 15, 0.55);
  border: 1px solid var(--line);
}

.partner-mark--banner {
  background: #1a1a1a;
}

.partner-mark img {
  width: min(100%, 240px);
  height: auto;
  object-fit: contain;
  filter: grayscale(1) brightness(1.55);
  opacity: 0.85;
  transition: filter 0.35s var(--ease), opacity 0.35s var(--ease);
}

.partner-mark--banner img {
  width: min(100%, 320px);
  filter: none;
  opacity: 1;
}

.partner:hover .partner-mark img,
.partner:focus-within .partner-mark img {
  filter: none;
  opacity: 1;
}

.partner-copy h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.partner-copy p {
  margin: 0;
  color: var(--muted);
}

.partners-aside {
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 48rem;
}

/* Contact */
.contact {
  background:
    radial-gradient(700px 360px at 90% 10%, var(--accent-soft), transparent 55%),
    var(--void);
  border-top: 1px solid var(--line);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 3rem;
  align-items: start;
}

.contact-facts {
  margin: 2rem 0 0;
  display: grid;
  gap: 1.15rem;
}

.contact-facts dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.contact-facts dd {
  margin: 0;
  font-weight: 600;
}

.contact-wa {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.contact-wa:hover,
.contact-wa:focus-visible {
  color: var(--gold-bright, #E0B84A);
  text-decoration: underline;
}

.contact-wa-btn {
  margin-top: 1.5rem;
  display: inline-flex;
}

.contact-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.contact-cta-row .contact-wa-btn {
  margin-top: 0.75rem;
}

.contact-form {
  padding: 1.75rem;
  background: var(--panel);
  border: 1px solid var(--line);
  display: grid;
  gap: 1rem;
}

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

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.85rem 0.95rem;
  background: rgba(5, 8, 15, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: rgba(148, 163, 184, 0.62);
  opacity: 1;
}

.field input:hover,
.field textarea:hover {
  border-color: rgba(148, 163, 184, 0.28);
}

.field input:focus,
.field textarea:focus {
  border-color: rgba(212, 160, 23, 0.55);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.12);
  outline: none;
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.form-actions {
  display: grid;
  gap: 0.75rem;
}

.form-note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--muted);
}

.form-status {
  margin: 0.25rem 0 0;
  min-height: 1.3em;
  font-size: 0.92rem;
  color: var(--ok);
}

.form-status.is-error {
  color: #fca5a5;
}

.btn-ghost.btn-block {
  background: transparent;
  border-color: rgba(241, 245, 249, 0.22);
  color: var(--text);
}

.btn-ghost.btn-block:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Footer */
.footer {
  padding: 3.5rem 0 1.75rem;
  background: #04060c;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 0.9fr 0.9fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-brand p {
  margin: 1rem 0 0;
  color: var(--muted);
  max-width: 28rem;
  font-size: 0.95rem;
}

.footer h4 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
}

.footer ul {
  display: grid;
  gap: 0.55rem;
}

.footer a {
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.footer-bottom p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

.hero .reveal {
  animation: heroReveal 0.9s var(--ease) both;
}

.hero .reveal:nth-child(1) { animation-delay: 0.05s; }
.hero .reveal:nth-child(2) { animation-delay: 0.15s; }
.hero .reveal:nth-child(3) { animation-delay: 0.28s; }
.hero .reveal:nth-child(4) { animation-delay: 0.4s; }
.hero .reveal:nth-child(5) { animation-delay: 0.52s; }

@keyframes heroReveal {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}

/* Responsive */
@media (max-width: 960px) {
  .about-layout,
  .contact-layout,
  .partner,
  .partners-grid,
  .dossier-panel,
  .chapter-grid,
  .chapter-grid--flip,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .chapter-grid,
  .chapter-grid--flip {
    grid-template-areas:
      "meta"
      "visual"
      "body";
  }

  .chapter-visual {
    position: relative;
    top: auto;
    min-height: 240px;
  }

  .chapter-visual img {
    min-height: 240px;
    aspect-ratio: 16 / 10;
    height: auto;
  }

  .dossier-copy {
    min-height: 0;
  }

  .dossier-panel {
    gap: 1.25rem;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav-panel {
    position: fixed;
    inset: var(--nav-h) 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding: 1.25rem 1.25rem 1.5rem;
    background: #05080F;
    border-bottom: 1px solid var(--line);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .nav.is-open .nav-panel {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .nav-cta {
    width: 100%;
  }

  .brand-copy {
    display: none;
  }
}

@media (max-width: 640px) {
  :root {
    --nav-h: 68px;
  }

  .container {
    width: min(100% - 1.5rem, var(--container));
  }

  .section {
    padding: 4.5rem 0;
  }

  .hero {
    align-items: flex-end;
    padding-bottom: 4rem;
  }

  .hero-content {
    margin-left: auto;
    width: min(100% - 1.5rem, 720px);
  }

  .dossier-trigger {
    grid-template-columns: 2.8rem 1fr auto;
    gap: 0.65rem;
    padding: 1.1rem 0;
  }

  .dossier-title {
    font-size: 1.05rem;
  }

  .partner {
    padding: 1.25rem;
  }

  .contact-form {
    padding: 1.25rem;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}