/* ============================================================
   中法AI商贸协会 · FCAIC — Design System
   Palette : drapeau français — bleu #000091 · blanc · rouge #E1000F
   ============================================================ */

:root {
  --blue: #000091;
  --blue-soft: #3131ff;
  --blue-deep: #06004f;
  --navy: #0a0a30;
  --navy-2: #101045;
  --red: #e1000f;
  --red-soft: #ff3a46;
  --white: #ffffff;
  --ink: #14141f;
  --gray-700: #3d3d52;
  --gray-600: #5b5b70;
  --gray-400: #9c9cb0;
  --gray-200: #e6e6f0;
  --gray-100: #f4f4fa;
  --blue-tint: #eef0ff;
  --red-tint: #fdeeee;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 20px 50px rgba(10, 10, 48, 0.10);
  --shadow-soft: 0 8px 28px rgba(10, 10, 48, 0.08);
  --font: "Plus Jakarta Sans", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --container: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

section { padding: 96px 0; }
@media (max-width: 768px) { section { padding: 64px 0; } }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--blue); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Utilities ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 16px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 10px; border-radius: 5px;
  background: linear-gradient(90deg, var(--blue) 0 33.4%, #e9e9f2 33.4% 66.7%, var(--red) 66.7% 100%);
}
.section-title {
  font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.22;
  letter-spacing: -0.02em; margin-bottom: 18px;
}
.section-sub { color: var(--gray-600); font-size: 17px; max-width: 760px; }
.section-head { margin-bottom: 52px; }
.center { text-align: center; }
.center .section-sub { margin: 0 auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border-radius: 999px; font-weight: 700; font-size: 16px;
  border: 2px solid transparent; cursor: pointer; transition: all 0.25s ease;
  font-family: var(--font); white-space: nowrap;
}
.btn-primary { background: var(--red); color: #fff; box-shadow: 0 10px 26px rgba(225, 0, 15, 0.28); }
.btn-primary:hover { background: var(--red-dark, #b4000c); transform: translateY(-2px); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.45); color: #fff; background: transparent; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-2px); }
.btn-outline { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn-outline:hover { background: var(--blue); color: #fff; transform: translateY(-2px); }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(10, 10, 48, 0.65);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.header::before {
  content: ""; display: block; height: 4px;
  background: linear-gradient(90deg, var(--blue) 0 33.4%, #fff 33.4% 66.7%, var(--red) 66.7% 100%);
}
.header.scrolled { background: rgba(8, 8, 40, 0.92); box-shadow: 0 8px 30px rgba(4, 4, 30, 0.35); }
.nav { display: flex; align-items: center; gap: 18px; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; flex: none; }
.brand-mark { width: 42px; height: 42px; flex: none; }
.brand-text { line-height: 1.25; }
.brand-name { color: #fff; font-weight: 800; font-size: 17px; letter-spacing: 0.01em; white-space: nowrap; }
.brand-tag { color: rgba(255, 255, 255, 0.65); font-size: 10.5px; letter-spacing: 0.05em; white-space: nowrap; }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: rgba(255, 255, 255, 0.82); font-size: 14px; font-weight: 600;
  padding: 9px 10px; border-radius: 10px; transition: all 0.2s; white-space: nowrap;
}
.nav-links a:hover { color: #fff; background: rgba(255, 255, 255, 0.1); }

.lang-switch { display: flex; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 999px; padding: 3px; gap: 2px; }
.lang-switch button {
  border: 0; background: transparent; color: rgba(255, 255, 255, 0.75);
  font-family: var(--font); font-size: 12.5px; font-weight: 700; letter-spacing: 0.04em;
  padding: 6px 12px; border-radius: 999px; cursor: pointer; transition: all 0.2s; white-space: nowrap;
}
.lang-switch button:hover { color: #fff; }
.lang-switch button.active { background: #fff; color: var(--blue); }

.nav-links .nav-cta { padding: 10px 22px; font-size: 14px; margin-left: 8px; color: #fff; }

.burger {
  display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px;
}
.burger span { width: 24px; height: 2.5px; background: #fff; border-radius: 2px; transition: all 0.25s; }
.burger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(8, 8, 40, 0.97); padding: 18px 24px 26px;
    backdrop-filter: blur(16px);
  }
  .nav-links a { padding: 13px 10px; border-radius: 10px; font-size: 16px; }
  .nav-links.open { display: flex; }
  .nav-links .nav-cta { margin: 14px 0 0; text-align: center; }
  .burger { display: flex; }
  .lang-switch { margin-left: auto; flex: none; }
}
@media (max-width: 720px) {
  .brand-tag { display: none; }
}
@media (max-width: 480px) {
  .nav { gap: 10px; height: 66px; }
  .brand-mark { width: 34px; height: 34px; }
  .brand-name { font-size: 15px; }
  .lang-switch button { padding: 5px 8px; font-size: 11px; }
  .burger { padding: 6px 2px; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 190px 0 110px;
  background:
    radial-gradient(900px 520px at 82% -10%, rgba(225, 0, 15, 0.22), transparent 60%),
    radial-gradient(800px 560px at 8% 110%, rgba(49, 49, 255, 0.30), transparent 62%),
    linear-gradient(160deg, #0a0a30 0%, #060638 55%, #0b0b40 100%);
  color: #fff;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 20%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 20%, #000 30%, transparent 75%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 56px; align-items: center; }

.hero-chip {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid rgba(255, 255, 255, 0.28); border-radius: 999px;
  padding: 8px 18px; font-size: 13.5px; font-weight: 600; color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.07); margin-bottom: 26px;
}
.hero-chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red-soft); box-shadow: 0 0 12px var(--red-soft); }

.hero h1 {
  font-size: clamp(36px, 5.4vw, 62px); font-weight: 800; line-height: 1.16;
  letter-spacing: -0.025em; margin-bottom: 24px;
}
.hero h1 .grad {
  background: linear-gradient(92deg, #7a8cff 0%, #b9c4ff 38%, #ff8890 75%, #ff5f6a 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { color: rgba(255, 255, 255, 0.82); font-size: 18px; max-width: 620px; margin-bottom: 38px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 42px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-meta span {
  font-size: 12.5px; font-weight: 600; color: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.22); border-radius: 999px; padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
}

/* Carte officielle (hero right) */
.official-card {
  position: relative; z-index: 2;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px; padding: 30px; backdrop-filter: blur(10px);
  box-shadow: 0 30px 70px rgba(0, 0, 20, 0.45);
}
.official-card::before {
  content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 4px; border-radius: 0 0 6px 6px;
  background: linear-gradient(90deg, var(--blue-soft) 0 33.4%, #fff 33.4% 66.7%, var(--red) 66.7% 100%);
}
.official-card h3 { font-size: 15px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255, 255, 255, 0.92); margin: 8px 0 18px; }
.official-card dl { display: grid; gap: 14px; }
.official-card .row { display: flex; justify-content: space-between; gap: 18px; border-bottom: 1px dashed rgba(255, 255, 255, 0.16); padding-bottom: 12px; }
.official-card .row:last-child { border-bottom: 0; padding-bottom: 0; }
.official-card dt { color: rgba(255, 255, 255, 0.58); font-size: 13px; }
.official-card dd { color: #fff; font-size: 13.5px; font-weight: 700; text-align: right; }
.official-card .seal {
  margin-top: 20px; display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: rgba(255, 255, 255, 0.6);
}
.official-card .seal svg { width: 34px; height: 34px; flex: none; }

@media (max-width: 960px) {
  .hero { padding: 150px 0 80px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .official-card { max-width: 520px; }
}

/* ---------- Stats ---------- */
.stats { padding: 0; position: relative; z-index: 5; margin-top: -58px; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: #fff; border-radius: 22px; box-shadow: var(--shadow); overflow: hidden;
  border: 1px solid var(--gray-200);
}
.stat { padding: 34px 26px; text-align: center; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: var(--gray-200); }
.stat .num { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; letter-spacing: -0.02em; color: var(--blue); line-height: 1.1; }
.stat .num em { font-style: normal; color: var(--red); }
.stat .label { color: var(--gray-600); font-size: 14px; font-weight: 600; margin-top: 6px; }
@media (max-width: 860px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3)::before { display: none; }
}

/* ---------- Missions ---------- */
.missions { background: var(--gray-100); }
.mission-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.mission-card {
  background: #fff; border-radius: var(--radius); padding: 32px 26px;
  border: 1px solid var(--gray-200); transition: all 0.3s ease; position: relative; overflow: hidden;
}
.mission-card::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--red));
  transform: scaleX(0); transform-origin: left; transition: transform 0.35s ease;
}
.mission-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.mission-card:hover::after { transform: scaleX(1); }
.mission-icon {
  width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; font-size: 26px;
  background: var(--blue-tint); color: var(--blue);
}
.mission-card:nth-child(even) .mission-icon { background: var(--red-tint); color: var(--red); }
.mission-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; letter-spacing: -0.01em; }
.mission-card p { color: var(--gray-600); font-size: 14.5px; }
@media (max-width: 1024px) { .mission-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .mission-grid { grid-template-columns: 1fr; } }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: start; }
.about-block { margin-bottom: 34px; }
.about-block:last-child { margin-bottom: 0; }
.about-block h3 { font-size: 22px; font-weight: 800; margin-bottom: 12px; display: flex; align-items: center; gap: 12px; }
.about-block h3 .tag { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: #fff; border-radius: 6px; padding: 4px 10px; }
.about-block.vision h3 .tag { background: var(--blue); }
.about-block.mission h3 .tag { background: var(--red); }
.about-block p { color: var(--gray-600); font-size: 16px; }

.values { display: grid; gap: 14px; }
.value-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--gray-100); border: 1px solid var(--gray-200); border-radius: var(--radius-sm); padding: 18px 20px;
}
.value-item .v-icon { font-size: 22px; line-height: 1.4; }
.value-item h4 { font-size: 15.5px; font-weight: 800; margin-bottom: 3px; }
.value-item p { font-size: 13.5px; color: var(--gray-600); }

@media (max-width: 960px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ---------- Activities ---------- */
.activities-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.activity-card {
  border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 30px;
  display: flex; gap: 20px; align-items: flex-start; transition: all 0.3s ease; background: #fff;
}
.activity-card:hover { border-color: var(--blue); box-shadow: var(--shadow-soft); transform: translateY(-4px); }
.activity-num {
  font-size: 15px; font-weight: 800; color: #fff; flex: none;
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--blue), var(--blue-soft));
}
.activity-card:nth-child(even) .activity-num { background: linear-gradient(135deg, var(--red), var(--red-soft)); }
.activity-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.activity-card p { color: var(--gray-600); font-size: 14.5px; }
@media (max-width: 800px) { .activities-grid { grid-template-columns: 1fr; } }

/* ---------- News ---------- */
.news { background: var(--gray-100); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--gray-200);
  display: flex; flex-direction: column; transition: all 0.3s ease;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.news-cover { height: 150px; position: relative; display: flex; align-items: flex-end; padding: 18px; }
.news-cover .cat {
  position: relative; z-index: 2; font-size: 11.5px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase;
  background: rgba(255, 255, 255, 0.92); color: var(--blue); padding: 6px 12px; border-radius: 999px;
}
.news-cover.c1 { background: linear-gradient(135deg, var(--blue) 0%, var(--blue-soft) 60%, #6a6aff 100%); }
.news-cover.c2 { background: linear-gradient(135deg, var(--red) 0%, var(--red-soft) 100%); }
.news-cover.c3 { background: linear-gradient(135deg, var(--navy) 0%, var(--blue-deep) 100%); }
.news-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-date { font-size: 12.5px; color: var(--gray-400); font-weight: 600; }
.news-body h3 { font-size: 17px; font-weight: 800; line-height: 1.45; }
.news-body p { font-size: 14px; color: var(--gray-600); flex: 1; }
.news-link { font-size: 14px; font-weight: 700; color: var(--blue); display: inline-flex; align-items: center; gap: 6px; }
.news-link:hover { color: var(--red); }
@media (max-width: 960px) { .news-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; } }

/* ---------- Events ---------- */
.event-list { display: grid; gap: 18px; max-width: 860px; }
.event-item {
  display: grid; grid-template-columns: 110px 1fr auto; gap: 26px; align-items: center;
  border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 24px 28px; background: #fff;
  transition: all 0.3s ease;
}
.event-item:hover { border-color: var(--blue); box-shadow: var(--shadow-soft); }
.event-date { text-align: center; border-right: 1px solid var(--gray-200); padding-right: 22px; }
.event-date .d { font-size: 30px; font-weight: 800; color: var(--red); line-height: 1.1; }
.event-date .m { font-size: 13px; font-weight: 700; color: var(--gray-600); }
.event-item h3 { font-size: 17.5px; font-weight: 800; margin-bottom: 5px; }
.event-item .ev-meta { font-size: 13.5px; color: var(--gray-600); display: flex; gap: 16px; flex-wrap: wrap; }
.badge-soon {
  font-size: 12px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--blue-tint); color: var(--blue); border-radius: 999px; padding: 8px 16px; white-space: nowrap;
}
@media (max-width: 720px) {
  .event-item { grid-template-columns: 1fr; gap: 14px; }
  .event-date { text-align: left; border-right: 0; border-bottom: 1px solid var(--gray-200); padding: 0 0 12px; display: flex; align-items: baseline; gap: 8px; }
}

/* ---------- Join ---------- */
.join {
  color: #fff; position: relative; overflow: hidden;
  background:
    radial-gradient(700px 420px at 90% 0%, rgba(225, 0, 15, 0.25), transparent 60%),
    radial-gradient(700px 420px at 0% 100%, rgba(49, 49, 255, 0.3), transparent 60%),
    var(--navy);
}
.join .eyebrow { color: #9aa6ff; }
.join .section-sub { color: rgba(255, 255, 255, 0.78); }
.join-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 920px; margin: 0 auto; }
.plan {
  border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 22px; padding: 34px 30px;
  background: rgba(255, 255, 255, 0.05); backdrop-filter: blur(8px); transition: all 0.3s ease; position: relative;
}
.plan:hover { transform: translateY(-6px); border-color: rgba(255, 255, 255, 0.4); }
.plan .p-icon { font-size: 30px; margin-bottom: 16px; }
.plan h3 { font-size: 21px; font-weight: 800; margin-bottom: 6px; }
.plan .p-for { font-size: 13.5px; color: rgba(255, 255, 255, 0.65); margin-bottom: 20px; }
.plan ul { display: grid; gap: 12px; margin-bottom: 26px; }
.plan li { display: flex; gap: 10px; font-size: 14.5px; color: rgba(255, 255, 255, 0.88); }
.plan li::before { content: "✓"; font-weight: 800; color: #6affb0; flex: none; }
.plan .btn { width: 100%; }
@media (max-width: 800px) { .join-grid { grid-template-columns: 1fr; } }

/* ---------- Transparency / Timeline ---------- */
.transparency-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.timeline { position: relative; padding-left: 30px; display: grid; gap: 30px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--blue), var(--red)); }
.tl-item { position: relative; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 7px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 4px solid var(--blue); box-shadow: 0 0 0 4px var(--blue-tint);
}
.tl-item:nth-child(even)::before { border-color: var(--red); box-shadow: 0 0 0 4px var(--red-tint); }
.tl-date { font-size: 13px; font-weight: 800; color: var(--blue); letter-spacing: 0.04em; }
.tl-item:nth-child(even) .tl-date { color: var(--red); }
.tl-item h4 { font-size: 16.5px; font-weight: 800; margin: 4px 0 4px; }
.tl-item p { font-size: 14px; color: var(--gray-600); }

.registry-card {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 34px 32px; box-shadow: var(--shadow-soft);
}
.registry-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 2px solid var(--gray-100); }
.registry-card dl { display: grid; gap: 16px; }
.registry-card .row { display: grid; grid-template-columns: 130px 1fr; gap: 14px; font-size: 14.5px; }
.registry-card dt { color: var(--gray-400); font-weight: 600; }
.registry-card dd { color: var(--ink); font-weight: 600; }
.registry-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.registry-links .btn { padding: 11px 20px; font-size: 13.5px; }
@media (max-width: 960px) { .transparency-grid { grid-template-columns: 1fr; gap: 40px; } .registry-card .row { grid-template-columns: 110px 1fr; } }

/* ---------- Newsletter ---------- */
.newsletter { background: var(--gray-100); }
.nl-box {
  max-width: 780px; margin: 0 auto; background: #fff; border: 1px solid var(--gray-200);
  border-radius: 24px; padding: 52px 48px; text-align: center; box-shadow: var(--shadow-soft);
}
.nl-box .section-title { font-size: clamp(24px, 3vw, 32px); }
.nl-form { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.nl-form input {
  flex: 1; min-width: 220px; padding: 15px 20px; border-radius: 999px; border: 1.5px solid var(--gray-200);
  font-family: var(--font); font-size: 15px; outline: none; transition: border 0.2s;
}
.nl-form input:focus { border-color: var(--blue); }
.nl-note { font-size: 12.5px; color: var(--gray-400); margin-top: 16px; }
.nl-success { color: #0a7a3d; font-weight: 700; margin-top: 16px; display: none; }
@media (max-width: 640px) { .nl-box { padding: 38px 24px; } }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: rgba(255, 255, 255, 0.78); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 52px; }
.footer h4 { color: #fff; font-size: 14px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 20px; }
.footer-links { display: grid; gap: 11px; }
.footer-links a { font-size: 14.5px; transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
.footer-brand p { font-size: 14px; margin-top: 16px; max-width: 300px; }
.footer-contact { display: grid; gap: 14px; font-size: 14.5px; }
.footer-contact .fc { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .fc svg { flex: none; width: 17px; height: 17px; margin-top: 4px; opacity: 0.7; }
.socials { display: flex; gap: 10px; margin-top: 20px; }
.socials a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex; align-items: center; justify-content: center; transition: all 0.2s;
}
.socials a:hover { background: #fff; color: var(--navy); }
.socials svg { width: 17px; height: 17px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.12); padding: 24px 0; }
.footer-bottom-inner { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; font-size: 13px; color: rgba(255, 255, 255, 0.55); }
.footer-bottom .tricolor { display: inline-flex; gap: 0; height: 8px; width: 54px; border-radius: 4px; overflow: hidden; }
.footer-bottom .tricolor i { flex: 1; }
.footer-bottom .tricolor i:nth-child(1) { background: var(--blue-soft); }
.footer-bottom .tricolor i:nth-child(2) { background: #fff; }
.footer-bottom .tricolor i:nth-child(3) { background: var(--red); }
@media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Back to top ---------- */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90;
  width: 48px; height: 48px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--blue); color: #fff; font-size: 20px; box-shadow: var(--shadow-soft);
  opacity: 0; pointer-events: none; transform: translateY(14px); transition: all 0.3s ease;
}
.to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { background: var(--red); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
.d1 { transition-delay: 0.08s; } .d2 { transition-delay: 0.16s; } .d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Focus ---------- */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--red); outline-offset: 2px; border-radius: 6px;
}