/* ─────────────────────────────────────────────
   NOVARQ — shared stylesheet
   Palette: light engineering base, steel blue accent
   ───────────────────────────────────────────── */

:root {
  --base: #f7f7f5;
  --surface: #ffffff;
  --border: #e6e4df;
  --border-strong: #d8d5cf;
  --ink: #15171c;
  --body: #4b4e56;
  --muted: #6d7078;
  --accent: #1e3a5f;
  --accent-dark: #16294a;
  --accent-tint: #eef2f7;
  --on-accent: #ffffff;
  --nav-bg: rgba(247, 247, 245, 0.85);
  --grid-line: rgba(21, 23, 28, 0.028);
  --glow: rgba(30, 58, 95, 0.06);
  --hover-tint: rgba(21, 23, 28, 0.05);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(21, 23, 28, 0.04), 0 8px 24px rgba(21, 23, 28, 0.05);
  --shadow-hover: 0 2px 4px rgba(21, 23, 28, 0.05), 0 14px 34px rgba(21, 23, 28, 0.09);
  --fs: 'IBM Plex Sans', system-ui, sans-serif;
  --fm: 'IBM Plex Mono', monospace;
}

[data-theme="dark"] {
  --base: #0c0d10;
  --surface: #14161a;
  --border: #23262c;
  --border-strong: #2f333a;
  --ink: #f0efec;
  --body: #b6b8bd;
  --muted: #8a8d94;
  --accent: #8fb3dd;
  --accent-dark: #a9c6e8;
  --accent-tint: #182234;
  --on-accent: #0c0d10;
  --nav-bg: rgba(12, 13, 16, 0.8);
  --grid-line: rgba(240, 239, 236, 0.04);
  --glow: rgba(143, 179, 221, 0.07);
  --hover-tint: rgba(240, 239, 236, 0.08);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.35), 0 14px 34px rgba(0, 0, 0, 0.5);
}

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

html { scroll-behavior: smooth; background: var(--base); }

body {
  background: var(--base);
  color: var(--body);
  font-family: var(--fs);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color 0.3s, color 0.3s;
}

a { color: inherit; text-decoration: none; }
img, svg, video { display: block; max-width: 100%; }

/* ── Focus & skip link ── */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 12px 18px;
  background: var(--accent);
  color: var(--on-accent);
  font-family: var(--fm);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: top 0.25s;
}
.skip-link:focus { top: 16px; }

/* ── Layout ── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 32px; }
main { display: block; }
section { position: relative; }

/* ── Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--border);
  transition: background-color 0.3s, border-color 0.3s;
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.nav-wordmark {
  font-family: var(--fs);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 3px;
}
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--accent); font-weight: 500; }
.nav-cta {
  font-family: var(--fs);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--on-accent);
  background: var(--accent);
  padding: 10px 22px;
  border-radius: 999px;
  transition: background 0.2s, transform 0.2s;
  flex-shrink: 0;
}
.nav-cta:hover { background: var(--accent-dark); transform: translateY(-1px); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  border-radius: 8px;
  transition: background 0.25s, transform 0.2s;
}
.nav-hamburger:hover { background: var(--hover-tint); }

/* ── Theme toggle ── */
.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--body);
  flex-shrink: 0;
  transition: border-color 0.2s, color 0.2s, transform 0.2s, background 0.2s;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle:active { transform: scale(0.9); }
.theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
.nav-hamburger:active { transform: scale(0.9); }
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.4s cubic-bezier(0.34, 1.4, 0.64, 1), opacity 0.25s, width 0.3s cubic-bezier(0.34, 1.4, 0.64, 1);
}
.nav-hamburger span:nth-child(2) { width: 15px; }
.nav-hamburger:hover span:nth-child(2) { width: 22px; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: translateX(8px); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Type helpers ── */
.eyebrow {
  font-family: var(--fm);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}
h1, h2, h3 { color: var(--ink); font-weight: 700; letter-spacing: -0.025em; }

.page-title {
  font-size: clamp(34px, 5.5vw, 56px);
  line-height: 1.08;
  margin-bottom: 20px;
}
.page-lede {
  font-size: 18px;
  color: var(--body);
  max-width: 620px;
  line-height: 1.7;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fs);
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(30, 58, 95, 0.22); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--border-strong); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn svg { transition: transform 0.25s; }
.btn:hover svg { transform: translateX(3px); }
.btn:active { transform: translateY(0) scale(0.97); }
.btn:disabled { opacity: 0.55; pointer-events: none; }

/* ── Scroll progress ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform-origin: left;
  transform: scaleX(0);
  z-index: 210;
  pointer-events: none;
}

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s, transform 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), var(--glow), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s;
}
.card:hover::after { opacity: 1; }
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.tag {
  display: inline-block;
  font-family: var(--fm);
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: var(--accent-tint);
  border: 1px solid rgba(30, 58, 95, 0.15);
  padding: 5px 12px;
  border-radius: 999px;
}

/* ── HOME: hero ── */
.hero {
  padding: 110px 0 90px;
  position: relative;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 90% at 50% 0%, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 75% 90% at 50% 0%, black 0%, transparent 75%);
}
.hero-spot {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(360px circle at var(--hx, 60%) var(--hy, 35%), var(--glow), transparent 70%);
  opacity: 0;
  transition: opacity 0.5s;
}
.hero:hover .hero-spot { opacity: 1; }
.hero-inner { position: relative; max-width: 800px; }
.hero h1 {
  font-size: clamp(38px, 6.2vw, 68px);
  line-height: 1.06;
  margin-bottom: 24px;
}
.hero h1 .accent { color: var(--accent); }
.hero-lede {
  font-size: 18.5px;
  color: var(--body);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 40px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-meta {
  margin-top: 56px;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-family: var(--fm);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta .tick { color: var(--accent); }

/* ── Partners strip ── */
.partners {
  padding: 56px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.partners-label {
  font-family: var(--fm);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 36px;
}
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.partner-name {
  font-family: var(--fm);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-align: center;
}
.partner-fallback {
  display: none;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

/* ── Flip cards (partners + team) ── */
.flip-card {
  perspective: 1100px;
  position: relative;
}
.partners-grid .flip-card { height: 380px; }
.team-grid .flip-card { height: 320px; }
.flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.35, 0.1, 0.25, 1);
}
.flip-card.flipped .flip-inner { transform: rotateY(180deg); }
.flip-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.flip-card:hover .flip-face { box-shadow: var(--shadow-hover); }
button.flip-front {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 28px 24px;
  cursor: pointer;
  font: inherit;
  text-align: center;
}
.flip-front img.partner-logo {
  height: 46px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  filter: brightness(0) opacity(0.62);
  transition: filter 0.25s;
}
.flip-card.tall .flip-front img.partner-logo { height: 60px; }
.flip-card:hover .flip-front img.partner-logo { filter: brightness(0) opacity(0.9); }
[data-theme="dark"] .flip-front img.partner-logo { filter: brightness(0) invert(1) opacity(0.7); }
[data-theme="dark"] .flip-card:hover .flip-front img.partner-logo { filter: brightness(0) invert(1) opacity(0.95); }
.flip-hint {
  font-family: var(--fm);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  opacity: 0.75;
}
.flip-back {
  transform: rotateY(180deg);
  padding: 28px 26px;
  overflow-y: auto;
  scrollbar-gutter: stable;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.flip-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.flip-close:hover { color: var(--accent); border-color: var(--accent); }
.detail-label {
  font-family: var(--fm);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 5px;
}
.flip-back p {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--body);
  margin-bottom: 14px;
}
.flip-back .btn-sm { margin-top: 4px; align-self: flex-start; }
.btn-sm { font-size: 13px; padding: 10px 18px; }

/* Team flip front */
.team-grid .flip-front .team-photo {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  display: block;
}
.team-grid .flip-front .team-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ── HOME: project index ── */
.section { padding: 100px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; }
.section-link {
  font-family: var(--fm);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.25s;
}
.section-link:hover { gap: 12px; }

.index-list { display: flex; flex-direction: column; gap: 14px; }
.index-row {
  display: grid;
  grid-template-columns: 56px 1fr auto auto;
  align-items: center;
  gap: 24px;
  padding: 26px 30px;
}
.index-num { font-family: var(--fm); font-size: 13px; color: var(--muted); }
.index-title { font-size: 18px; font-weight: 600; color: var(--ink); margin-bottom: 3px; }
.index-desc { font-size: 14px; color: var(--body); }
.index-status {
  font-family: var(--fm);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  white-space: nowrap;
}
.index-arrow { color: var(--accent); flex-shrink: 0; transition: transform 0.25s; }
.index-row:hover .index-arrow { transform: translateX(4px); }

/* ── HOME: closing CTA band ── */
.cta-band {
  background: #15171c;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 64px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; font-size: clamp(24px, 3.5vw, 34px); margin-bottom: 8px; }
.cta-band p { color: rgba(255, 255, 255, 0.65); font-size: 15.5px; max-width: 460px; }
.cta-band .btn-primary { background: #fff; color: #15171c; }
.cta-band .btn-primary:hover { background: #eceae5; box-shadow: none; }

/* ── PROJECTS page ── */
.page-head { padding: 90px 0 64px; }

.project-hero {
  padding: 56px;
  margin-bottom: 28px;
}
.project-hero:hover { transform: none; }
.project-hero-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.project-hero h2 { font-size: clamp(28px, 4.5vw, 44px); margin-bottom: 18px; }
.project-hero-desc { font-size: 17px; max-width: 640px; line-height: 1.75; margin-bottom: 12px; }
.project-cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
  margin-top: 36px;
}
.project-problem h3 {
  font-family: var(--fm);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.project-problem p { font-size: 15.5px; line-height: 1.75; margin-bottom: 24px; }

.spec-table { border-top: 1px solid var(--border); }
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
}
.spec-key {
  font-family: var(--fm);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  flex-shrink: 0;
}
.spec-val { font-size: 14px; font-weight: 500; color: var(--ink); text-align: right; }
.spec-val.highlight { color: var(--accent); }

.project-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.project-card { padding: 40px; display: flex; flex-direction: column; gap: 18px; }
.project-card h3 { font-size: 24px; }
.project-card p { font-size: 15px; line-height: 1.7; flex-grow: 1; }

/* ── ABOUT page ── */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}
.about-story-label {
  font-family: var(--fm);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  position: sticky;
  top: 100px;
}
.about-story-text p { font-size: 16.5px; line-height: 1.8; margin-bottom: 22px; }
.about-story-text strong { color: var(--ink); font-weight: 600; }

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 56px;
}
.principle { padding: 28px 30px; }
.principle-num { font-family: var(--fm); font-size: 12px; color: var(--accent); margin-bottom: 12px; }
.principle h3 { font-size: 17px; margin-bottom: 8px; }
.principle p { font-size: 14px; line-height: 1.65; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.team-name { display: block; font-size: 16.5px; font-weight: 600; color: var(--ink); margin-bottom: 2px; line-height: 1.3; }
.team-role {
  display: block;
  font-family: var(--fm);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.team-age { display: block; font-family: var(--fm); font-size: 11px; color: var(--muted); letter-spacing: 1px; }

/* ── CONTACT page ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-channel { margin-bottom: 34px; }
.contact-channel-key {
  font-family: var(--fm);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.contact-channel-val {
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  transition: color 0.2s;
  display: inline-block;
}
a.contact-channel-val:hover { color: var(--accent); }
.contact-socials { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--fm);
  font-size: 12.5px;
  color: var(--body);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  padding: 10px 18px;
  border-radius: 999px;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.social-pill:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }

.contact-form-card { padding: 40px; }
.contact-form-card:hover { transform: none; box-shadow: var(--shadow); }
.contact-form-card h2 { font-size: 22px; margin-bottom: 6px; }
.contact-form-card .form-sub { font-size: 14px; color: var(--body); margin-bottom: 28px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group.full { grid-column: 1 / -1; }
label {
  font-family: var(--fm);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
input, select, textarea {
  background: var(--base);
  border: 1px solid var(--border-strong);
  color: var(--ink);
  padding: 13px 15px;
  font-family: var(--fs);
  font-size: 14.5px;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-tint);
}
input.err, select.err, textarea.err { border-color: #c0392b; }
textarea { resize: vertical; min-height: 120px; }
.form-actions { margin-top: 24px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.form-note { font-family: var(--fm); font-size: 11px; color: var(--muted); line-height: 1.6; max-width: 280px; }
.success-msg {
  display: none;
  background: #eef5ee;
  border: 1px solid #b9d6b9;
  color: #2c6e37;
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.6;
}
.success-msg.error { background: #faeeee; border-color: #e2b5b0; color: #a13a2e; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  margin-top: 40px;
}
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 36px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand span {
  font-family: var(--fs);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 2.5px;
}
.footer-copy { font-family: var(--fm); font-size: 11.5px; color: var(--muted); letter-spacing: 0.5px; }
.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a {
  font-family: var(--fm);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--ink); }

/* ── Reveal on scroll ── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .project-cols { grid-template-columns: 1fr; gap: 36px; }
  .about-story { grid-template-columns: 1fr; gap: 24px; }
  .about-story-label { position: static; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .project-grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .container { padding: 0 22px; }
  .nav-inner { padding: 14px 22px; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 8px 22px 18px;
    gap: 0;
    box-shadow: var(--shadow-hover);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    transition:
      opacity 0.3s ease,
      transform 0.38s cubic-bezier(0.22, 1, 0.36, 1),
      visibility 0s linear 0.38s;
  }
  .nav-links.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition:
      opacity 0.25s ease,
      transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .nav-links li {
    width: 100%;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.3s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .nav-links.open li { opacity: 1; transform: translateY(0); }
  .nav-links.open li:nth-child(1) { transition-delay: 0.05s; }
  .nav-links.open li:nth-child(2) { transition-delay: 0.1s; }
  .nav-links.open li:nth-child(3) { transition-delay: 0.15s; }
  .nav-links.open li:nth-child(4) { transition-delay: 0.2s; }
  .nav-links a { display: block; padding: 14px 0; border-bottom: 1px solid var(--border); }
  .nav-links li:last-child a { border-bottom: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .hero { padding: 72px 0 60px; }
  .section { padding: 64px 0; }
  .page-head { padding: 56px 0 40px; }

  .index-row { grid-template-columns: 1fr auto; gap: 14px; padding: 20px 22px; }
  .index-num, .index-status { display: none; }

  .cta-band { padding: 40px 28px; }
  .project-hero { padding: 32px 24px; }
  .project-card { padding: 28px 24px; }
  .principles { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .contact-form-card { padding: 28px 22px; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .partners-grid { grid-template-columns: 1fr; }
}