/* =========================================================
   Mersin Kantar — Editorial / Swiss industrial system
   Concrete paper · deep teal accent · Bricolage Grotesque
   ========================================================= */

:root {
  --paper: #ecebe6;
  --paper-2: #e3e2db;
  --card: #f6f5f1;
  --ink: #17160f;
  --ink-soft: #45433a;
  --muted: #7b786d;
  --line: rgba(23, 22, 15, 0.14);
  --line-strong: rgba(23, 22, 15, 0.32);
  --accent: #0f8d7c;
  --accent-deep: #0a6155;
  --accent-soft: rgba(15, 141, 124, 0.10);

  --font-display: 'Bricolage Grotesque', 'Inter', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Mono', ui-monospace, 'SFMono-Regular', monospace;

  --maxw: 1240px;
  --pad: clamp(20px, 5vw, 64px);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

::selection { background: var(--accent); color: #fff; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

/* ---------- Typography helpers ---------- */
.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-deep);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  display: block;
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  transition: all .35s cubic-bezier(.22,1,.36,1);
}
.nav-inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all .35s cubic-bezier(.22,1,.36,1);
}
.nav.scrolled { padding-top: 10px; }
.nav.scrolled .nav-inner {
  background: rgba(246, 245, 241, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 22px;
  box-shadow: 0 18px 50px -28px rgba(23,22,15,.5);
}
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); }
.brand-mark {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  background: var(--ink); color: var(--paper);
  font-weight: 800; font-size: 18px;
  border-radius: 11px;
  letter-spacing: -.04em;
}
.brand-mark span { color: var(--accent); }
.brand-text { line-height: 1.05; }
.brand-text strong { font-size: 18px; font-weight: 800; letter-spacing: -.02em; }
.brand-text small {
  display: block; font-family: var(--font-mono);
  font-size: 9.5px; letter-spacing: .28em; text-transform: uppercase; color: var(--muted);
}

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--ink-soft);
  position: relative; transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--accent); transition: width .25s;
}
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  font-family: var(--font-body);
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ink); color: var(--paper);
  padding: 11px 20px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  transition: transform .25s, background .25s;
}
.nav-cta:hover { background: var(--accent-deep); transform: translateY(-2px); }
.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 44px; height: 44px; flex-direction: column; gap: 6px;
  align-items: center; justify-content: center;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: .3s; }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 15px;
  padding: 15px 28px; border-radius: 999px;
  cursor: pointer; transition: transform .25s, background .25s, color .25s;
  border: 1px solid transparent;
}
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--accent-deep); transform: translateY(-3px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-3px); }
.btn svg { width: 17px; height: 17px; }

/* =========================================================
   MARQUEE
   ========================================================= */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background: var(--paper-2);
}
.marquee-track {
  display: flex; gap: 0; white-space: nowrap;
  animation: scrollx 38s linear infinite;
  will-change: transform;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--font-display);
  font-weight: 700; font-size: clamp(18px, 2.4vw, 30px);
  letter-spacing: -.01em;
  padding: 16px 34px;
  display: inline-flex; align-items: center; gap: 34px;
  color: var(--ink);
}
.marquee-track span::after { content: "◆"; color: var(--accent); font-size: 12px; }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding-top: clamp(120px, 16vw, 180px);
  position: relative;
}
.hero-top {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 24px; flex-wrap: wrap;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(34px, 5vw, 60px);
}
.hero-loc {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted);
  display: flex; gap: 22px; flex-wrap: wrap;
}
.hero-loc b { color: var(--ink); font-weight: 700; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(44px, 7.4vw, 104px);
  line-height: 0.96;
  letter-spacing: -0.035em;
}
.hero-title em { font-style: normal; color: var(--accent-deep); position: relative; }
.hero-title em::after {
  content: ""; position: absolute; left: 0; bottom: 0.07em;
  width: 100%; height: 0.10em; background: var(--accent); opacity: .35;
}
.hero-lead {
  font-size: clamp(16px, 1.4vw, 19px);
  color: var(--ink-soft); max-width: 46ch;
  margin-top: 28px;
}
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.hero-specs {
  display: grid; gap: 0;
  border-top: 1px solid var(--line-strong);
}
.hero-spec {
  display: grid; grid-template-columns: auto 1fr;
  gap: 16px; align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.hero-spec b {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em;
  color: var(--accent-deep);
}
.hero-spec span { font-size: 14.5px; color: var(--ink-soft); }

.hero-figure {
  margin-top: clamp(40px, 6vw, 80px);
  position: relative;
}
.hero-bg {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  aspect-ratio: 16 / 7;
}
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.35) contrast(1.05);
  transform: scale(1.04);
  transition: transform .6s;
}
.hero-cap {
  position: absolute; left: 18px; bottom: 18px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  background: rgba(23,22,15,.72); color: var(--paper);
  padding: 8px 14px; border-radius: 8px;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.hero-badge {
  position: absolute; right: 18px; top: 18px;
  background: var(--accent); color: #fff;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  padding: 8px 14px; border-radius: 8px;
}

/* =========================================================
   SECTION SHELL
   ========================================================= */
.section { padding: clamp(74px, 11vw, 140px) 0; }
.section-flush { padding-top: 0; }
.sec-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(20px, 4vw, 48px);
  align-items: start;
  margin-bottom: clamp(40px, 6vw, 70px);
}
.sec-index {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 6vw, 78px);
  line-height: .9;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--line-strong);
  letter-spacing: -.04em;
}
.sec-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4.2vw, 52px);
  line-height: 1.02;
  letter-spacing: -.025em;
  margin-top: 14px;
}
.sec-desc { font-size: clamp(15px, 1.3vw, 18px); color: var(--ink-soft); max-width: 56ch; margin-top: 18px; }

/* =========================================================
   MANIFESTO (full-width dark band)
   ========================================================= */
.manifesto {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(74px, 10vw, 130px) 0;
}
.manifesto .kicker { color: var(--accent); }
.manifesto .kicker::before { background: var(--accent); }
.manifesto-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 3.6vw, 46px);
  line-height: 1.18;
  letter-spacing: -.02em;
  max-width: 24ch;
  margin: 26px 0 0;
}
.manifesto-text em { font-style: normal; color: var(--accent); }
.manifesto-foot {
  margin-top: clamp(40px, 6vw, 64px);
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.12);
}
.manifesto-foot div { background: var(--ink); padding: 26px; }
.manifesto-foot b {
  display: block; font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 40px); font-weight: 800; color: var(--accent);
  letter-spacing: -.02em;
}
.manifesto-foot p { color: rgba(236,235,230,.7); font-size: 14px; margin-top: 6px; }

/* =========================================================
   CAPABILITIES MATRIX
   ========================================================= */
.matrix { border-top: 1px solid var(--line-strong); }
.matrix-row {
  display: grid;
  grid-template-columns: 90px 1.1fr 2fr auto;
  gap: clamp(16px, 3vw, 40px);
  align-items: center;
  padding: clamp(22px, 3vw, 34px) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left .3s, background .3s;
}
.matrix-row:hover { padding-left: 14px; background: var(--accent-soft); }
.matrix-num { font-family: var(--font-mono); font-size: 13px; color: var(--accent-deep); }
.matrix-name {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(19px, 2vw, 26px); letter-spacing: -.01em;
}
.matrix-desc { font-size: 15px; color: var(--ink-soft); }
.matrix-tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); white-space: nowrap;
}

/* =========================================================
   SPOTLIGHTS
   ========================================================= */
.spot { display: grid; gap: clamp(60px, 9vw, 120px); }
.spot-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: center;
}
.spot-row:nth-child(even) .spot-media { order: -1; }
.spot-label {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent-deep);
}
.spot-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(28px, 3.6vw, 46px); line-height: 1.04; letter-spacing: -.025em;
  margin: 16px 0 18px;
}
.spot-text { font-size: clamp(15px, 1.3vw, 17px); color: var(--ink-soft); max-width: 48ch; }
.spot-list { list-style: none; margin-top: 26px; display: grid; gap: 0; border-top: 1px solid var(--line); }
.spot-list li {
  display: flex; gap: 14px; align-items: baseline;
  padding: 13px 0; border-bottom: 1px solid var(--line);
  font-size: 14.5px; color: var(--ink-soft);
}
.spot-list li b { font-family: var(--font-mono); font-size: 12px; color: var(--accent-deep); min-width: 34px; }

.duo { position: relative; border-radius: 16px; overflow: hidden; aspect-ratio: 4 / 3; }
.duo img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.45) contrast(1.06);
  transition: filter .5s, transform .7s;
}
.duo::after {
  content: ""; position: absolute; inset: 0;
  background: var(--accent); mix-blend-mode: color; opacity: .22; transition: opacity .5s;
}
.spot-row:hover .duo img { filter: grayscale(0) contrast(1); transform: scale(1.04); }
.spot-row:hover .duo::after { opacity: 0; }
.duo-tag {
  position: absolute; left: 16px; bottom: 16px; z-index: 2;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  background: rgba(23,22,15,.74); color: var(--paper); padding: 7px 13px; border-radius: 7px;
}

/* =========================================================
   MODULES (dense ledger grid)
   ========================================================= */
.modules { background: var(--paper-2); }
.mod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.mod-item {
  background: var(--paper-2);
  padding: 26px 24px;
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: baseline;
  transition: background .3s;
}
.mod-item:hover { background: var(--card); }
.mod-num { font-family: var(--font-mono); font-size: 12px; color: var(--accent-deep); }
.mod-item h3 { font-family: var(--font-display); font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.mod-item p { grid-column: 2; font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* =========================================================
   SECTORS (horizontal scroll gallery)
   ========================================================= */
.sectors-scroll {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 6px var(--pad) 28px;
  margin: 0 calc(-1 * var(--pad));
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}
.sectors-scroll::-webkit-scrollbar { height: 6px; }
.sectors-scroll::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }
.sector-card {
  position: relative;
  flex: 0 0 clamp(280px, 42vw, 460px);
  aspect-ratio: 3 / 4;
  border-radius: 16px;
  overflow: hidden;
  scroll-snap-align: start;
  color: #fff;
}
.sector-card img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.3) contrast(1.05) brightness(.86);
  transition: transform .7s;
}
.sector-card:hover img { transform: scale(1.06); }
.sector-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(23,22,15,0) 30%, rgba(23,22,15,.86) 100%);
}
.sector-body { position: absolute; inset: auto 0 0 0; padding: 26px; z-index: 2; }
.sector-body .num {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .16em; color: var(--accent);
}
.sector-body h3 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(22px, 2.4vw, 30px); letter-spacing: -.02em; margin: 8px 0 8px;
}
.sector-body p { font-size: 14px; color: rgba(255,255,255,.82); max-width: 34ch; }
.scroll-hint {
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted); margin-top: 6px; display: flex; align-items: center; gap: 10px;
}
.scroll-hint::before { content: "→"; color: var(--accent); font-size: 16px; }

/* =========================================================
   METRICS
   ========================================================= */
.metrics { background: var(--ink); color: var(--paper); }
.metrics .container { padding-top: clamp(74px, 11vw, 140px); padding-bottom: clamp(74px, 11vw, 140px); }
.metrics .sec-head { margin-bottom: clamp(32px, 5vw, 56px); }
.sec-index.light { -webkit-text-stroke-color: rgba(255, 255, 255, 0.3); }
.kicker.accent { color: var(--accent); }
.kicker.accent::before { background: var(--accent); }
.kicker.center { justify-content: center; }
.sec-title.light { color: var(--paper); }
.metrics-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.1);
}
.metric { background: var(--ink); padding: clamp(28px, 4vw, 48px) 28px; }
.metric-num {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(42px, 6vw, 78px); line-height: 1; letter-spacing: -.03em; color: var(--accent);
}
.metric-label { margin-top: 14px; font-size: 14px; color: rgba(236,235,230,.72); }

/* =========================================================
   CTA
   ========================================================= */
.cta { text-align: center; }
.cta-inner {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(48px, 8vw, 92px) var(--pad);
}
.cta h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(30px, 5vw, 62px); line-height: 1.02; letter-spacing: -.03em;
  max-width: 18ch; margin: 18px auto 0;
}
.cta h2 em { font-style: normal; color: var(--accent-deep); }
.cta p { color: var(--ink-soft); max-width: 46ch; margin: 22px auto 0; font-size: 16px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; margin-top: 36px; flex-wrap: wrap; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--ink); color: var(--paper); padding: clamp(60px, 8vw, 96px) 0 36px; }
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px; padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer .brand-mark { background: var(--paper); color: var(--ink); }
.footer .brand-text strong { color: var(--paper); }
.footer-about { color: rgba(236,235,230,.66); font-size: 14px; max-width: 34ch; margin-top: 20px; }
.footer-about a { color: var(--accent); }
.footer-social { display: flex; gap: 12px; margin-top: 22px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid rgba(255,255,255,.18);
  display: grid; place-items: center; transition: .25s;
}
.footer-social a:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-3px); }
.footer-social svg { width: 18px; height: 18px; fill: var(--paper); }
.footer-col h4 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: rgba(236,235,230,.5); margin-bottom: 18px;
}
.footer-col a, .footer-col p { display: block; color: rgba(236,235,230,.78); font-size: 14px; margin-bottom: 12px; transition: color .2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  padding-top: 28px; font-size: 13px; color: rgba(236,235,230,.5);
  font-family: var(--font-mono); letter-spacing: .04em;
}
.footer-bottom a { color: rgba(236,235,230,.7); }
.footer-bottom a:hover { color: var(--accent); }

/* =========================================================
   REVEAL
   ========================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1);
}
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1040px) {
  .matrix-row { grid-template-columns: 60px 1fr; row-gap: 8px; }
  .matrix-desc { grid-column: 2; }
  .matrix-tag { grid-column: 2; }
  .mod-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 340px);
    background: var(--card); flex-direction: column; align-items: flex-start;
    justify-content: center; gap: 26px; padding: 0 40px;
    transform: translateX(100%); transition: transform .4s cubic-bezier(.22,1,.36,1);
    box-shadow: -30px 0 60px -30px rgba(0,0,0,.4); z-index: 999;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 20px; font-family: var(--font-display); font-weight: 600; }
  .nav-toggle { display: flex; z-index: 1001; }
  .hero-grid { grid-template-columns: 1fr; }
  .spot-row { grid-template-columns: 1fr; }
  .spot-row:nth-child(even) .spot-media { order: 0; }
  .sec-head { grid-template-columns: 1fr; }
  .manifesto-foot { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .mod-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-top { gap: 14px; }
  .matrix-row:hover { padding-left: 0; }
}