/* ============================================================
   Kinarvex — Marketing Site
   Brand: Olive #4B5439 · Weiß #FFFFFF · Schwarz #000000 · Signal-Rot #E2051F
   ============================================================ */

:root{
  /* --- Dark theme (default) --- */
  --olive: #4B5439;
  --olive-light: #8fa06c;
  --olive-dim: #2e3323;
  --red: #E2051F;
  --black: #000000;
  --bg: #08090a;
  --bg-elevated: #101210;
  --bg-card: #14160f;
  --border: rgba(255,255,255,.09);
  --border-strong: rgba(255,255,255,.16);
  --ink: #f6f6f2;
  --ink-dim: #a8aca0;
  --ink-faint: #6f7368;
  --on-ink: #0a0a0a;

  --glow-strong: rgba(75,84,57,.65);
  --glow-weak: rgba(75,84,57,.18);
  --glow-cta: rgba(75,84,57,.45);
  --vignette-0: rgba(8,9,10,.2);
  --vignette-70: rgba(8,9,10,.55);
  --nav-scrolled-bg: rgba(8,9,10,.72);
  --cta-grad-a: #171b10;
  --cta-grad-b: #0b0c09;
  --card-hover-bg: #171911;
  --logo-filter: none;
  --topo-filter: invert(1);
  --topo-opacity: .5;
  --topo-cta-opacity: .3;
  --flag-ring: rgba(255,255,255,.15);
  --btn-hover-glow: rgba(255,255,255,.15);

  color-scheme: dark;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  --container: 1180px;
  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 28px;

  --ease: cubic-bezier(.16,.84,.44,1);
  --ease-out: cubic-bezier(.22,1,.36,1);
}

:root[data-theme="light"]{
  --olive: #4B5439;
  --olive-light: #47512f;
  --olive-dim: #e7ebdd;
  --bg: #faf9f6;
  --bg-elevated: #f1f0ea;
  --bg-card: #ffffff;
  --border: rgba(20,20,15,.10);
  --border-strong: rgba(20,20,15,.18);
  --ink: #17180f;
  --ink-dim: #52544a;
  --ink-faint: #8b8d80;
  --on-ink: #faf9f6;

  --glow-strong: rgba(75,84,57,.12);
  --glow-weak: rgba(75,84,57,.05);
  --glow-cta: rgba(75,84,57,.08);
  --vignette-0: rgba(250,249,246,.1);
  --vignette-70: rgba(250,249,246,.5);
  --nav-scrolled-bg: rgba(250,249,246,.8);
  --cta-grad-a: #f2f3ec;
  --cta-grad-b: #ffffff;
  --card-hover-bg: #f5f5f0;
  --logo-filter: invert(1);
  --topo-filter: none;
  --topo-opacity: .55;
  --topo-cta-opacity: .45;
  --flag-ring: rgba(0,0,0,.15);
  --btn-hover-glow: rgba(20,20,15,.12);

  color-scheme: light;
}

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

html{ scroll-behavior: smooth; }

body{
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .35s ease, color .35s ease;
}

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

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

/* subtle grain overlay for premium texture */
.noise{
  position: fixed; inset:0; z-index: 999; pointer-events:none;
  opacity: .035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- layout helpers ---------- */
.eyebrow{
  font-size: .75rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--olive-light); margin-bottom: 14px;
}
.section-head{ max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head h2{ font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 800; letter-spacing: -.02em; margin-bottom: 16px; }
.section-lede{ color: var(--ink-dim); font-size: 1.0625rem; line-height: 1.65; }

.ink-accent{ color: var(--olive-light); }

/* ---------- buttons ---------- */
.btn{
  display: inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 14px 26px; border-radius: 100px;
  font-size: .9375rem; font-weight: 600;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .35s var(--ease), background .25s ease, border-color .25s ease, box-shadow .35s ease;
  white-space: nowrap;
}
.btn--primary{
  background: var(--ink); color: var(--on-ink);
  box-shadow: 0 1px 0 var(--btn-hover-glow) inset;
}
.btn--primary:hover{ transform: translateY(-2px); box-shadow: 0 10px 30px var(--btn-hover-glow); }
.btn--ghost{
  background: transparent; color: var(--ink); border-color: var(--border-strong);
}
.btn--ghost:hover{ border-color: var(--ink); transform: translateY(-2px); }
.btn--small{ padding: 10px 20px; font-size: .8125rem; }
.btn--lg{ padding: 17px 34px; font-size: 1rem; }
.btn--block{ display:flex; width:100%; margin-top: 8px; }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 500;
  padding: env(safe-area-inset-top, 0px) 0 0;
  transition: background .4s ease, border-color .4s ease, backdrop-filter .4s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled{
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav__inner{
  max-width: var(--container); margin: 0 auto; padding: 18px 24px;
  display:flex; align-items:center; gap: 32px;
}
.nav__brand{ display:flex; align-items:center; margin-right:auto; }
.nav__logo{ height: 24px; width:auto; filter: var(--logo-filter); transition: filter .35s ease; }
.nav__links{ display:flex; gap: 28px; font-size:.875rem; font-weight:500; color: var(--ink-dim); }
.nav__links a{ transition: color .2s ease; position:relative; }
.nav__links a:hover{ color: var(--ink); }
.nav__links a::after{
  content:''; position:absolute; left:0; right:0; bottom:-6px; height:1px;
  background: var(--olive-light); transform: scaleX(0); transform-origin:left;
  transition: transform .3s var(--ease);
}
.nav__links a:hover::after{ transform: scaleX(1); }
.theme-toggle{
  width:38px; height:38px; border-radius:50%; flex-shrink:0;
  border:1px solid var(--border-strong); background:transparent;
  display:flex; align-items:center; justify-content:center;
  color: var(--ink-dim); cursor:pointer;
  transition: border-color .2s ease, color .2s ease, transform .3s var(--ease);
}
.theme-toggle:hover{ color: var(--ink); border-color: var(--olive-light); transform: translateY(-2px); }
.theme-toggle__icon{ width:18px; height:18px; }
.theme-toggle__icon--moon{ display:none; }
[data-theme="light"] .theme-toggle__icon--sun{ display:none; }
[data-theme="light"] .theme-toggle__icon--moon{ display:block; }
.theme-toggle--mobile{
  width:auto; height:auto; border-radius:100px; justify-content:flex-start;
  gap:10px; padding:12px 18px; margin-top:10px; border:1px solid var(--border);
  font-size:.9375rem; color: var(--ink-dim);
}
.nav__toggle{ display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px; }
.nav__toggle span{ width:22px; height:2px; background: var(--ink); border-radius:2px; transition: transform .3s ease, opacity .3s ease; }
.nav__mobile{
  display:none; flex-direction:column; gap: 4px; padding: 8px 24px 22px;
}
.nav__mobile a{ padding: 12px 4px; font-size:.9375rem; color: var(--ink-dim); border-bottom:1px solid var(--border); }
.nav__mobile a:hover{ color: var(--ink); }
.nav__mobile.is-open{ animation: navDrop .28s var(--ease-out); }
@keyframes navDrop{ from{ opacity:0; transform: translateY(-8px); } to{ opacity:1; transform: translateY(0); } }
.nav__toggle.is-active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-active span:nth-child(2){ opacity:0; }
.nav__toggle.is-active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position: relative;
  min-height: 100svh;
  display:flex; align-items:center;
  padding: 140px 24px 100px;
  overflow: hidden;
}
.hero__bg{ position:absolute; inset:0; z-index:0; background: var(--bg); }
.hero__topo{
  position:absolute; inset:0;
  background-image: url(../assets/img/hoehenlinien.svg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center 8%;
  opacity: var(--topo-opacity); filter: var(--topo-filter);
  will-change: transform;
}
.hero__glow{
  position:absolute; inset: -20% -10%;
  background:
    radial-gradient(circle at 82% 88%, var(--glow-strong), transparent 48%),
    radial-gradient(circle at 12% 12%, var(--glow-weak), transparent 45%);
}
.hero::after{
  content:''; position:absolute; inset:0; z-index:0;
  background: linear-gradient(180deg, var(--vignette-0) 0%, var(--vignette-70) 70%, var(--bg) 100%);
}
.hero__content{ position:relative; z-index:2; max-width: 760px; }
.hero__title{
  font-size: clamp(1.9rem, 7vw, 4.2rem);
  font-weight: 800; letter-spacing: -.03em; line-height: 1.12;
  margin-bottom: 26px;
  overflow-wrap: break-word;
}
.hero__sub{
  font-size: clamp(1rem, 1.6vw, 1.1875rem); color: var(--ink-dim);
  max-width: 560px; line-height: 1.65; margin-bottom: 40px;
}
.hero__actions{ display:flex; gap:14px; flex-wrap:wrap; }
.hero__mark{
  position:absolute; right: 4%; top: 50%; transform: translateY(-50%);
  width: min(30vw, 380px); opacity: .9; z-index:1;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,.5));
  animation: float 7s ease-in-out infinite;
  will-change: transform;
}
.hero__mark img{ filter: var(--logo-filter); }
@keyframes float{
  0%,100%{ transform: translateY(-50%) translateY(0); }
  50%{ transform: translateY(-50%) translateY(-16px); }
}
.hero__scroll{
  position:absolute; left:50%; bottom: 34px; transform: translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:10px;
  font-size:.6875rem; letter-spacing:.16em; text-transform:uppercase; color: var(--ink-faint);
  z-index:2;
}
.hero__scroll-line{ width:1px; height:34px; background: linear-gradient(var(--ink-faint), transparent); overflow:hidden; position:relative; }
.hero__scroll-line::after{
  content:''; position:absolute; top:-34px; left:0; width:100%; height:100%;
  background: linear-gradient(var(--olive-light), transparent);
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine{ to{ transform: translateY(68px); } }

/* ============================================================
   FACTS STRIP
   ============================================================ */
.facts{ border-top:1px solid var(--border); border-bottom:1px solid var(--border); background: var(--bg-elevated); }
.facts__inner{
  max-width: var(--container); margin:0 auto; padding: 52px 24px;
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align:center;
}
.fact__num{
  display:block; font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 800;
  letter-spacing:-.02em; color: var(--ink); font-variant-numeric: tabular-nums;
}
.fact__label{ display:block; margin-top:6px; font-size:.8125rem; color: var(--ink-dim); }

/* ============================================================
   PRODUCT
   ============================================================ */
.product{ max-width: var(--container); margin: 0 auto; padding: 140px 24px 100px; }
.product__grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 56px;
}
.feature-card{
  background: var(--bg-card); border:1px solid var(--border); border-radius: var(--radius-m);
  padding: 30px 26px; transition: border-color .3s ease, transform .4s var(--ease), background .3s ease;
}
.feature-card:hover{ border-color: var(--border-strong); transform: translateY(-4px); background: var(--card-hover-bg); }
.feature-card__icon{
  width: 40px; height:40px; border-radius: 12px; background: var(--olive-dim); color: var(--olive-light);
  display:flex; align-items:center; justify-content:center; padding:9px; margin-bottom: 20px;
}
.feature-card h3{ font-size: 1.0625rem; font-weight:700; margin-bottom:10px; letter-spacing:-.01em; }
.feature-card p{ font-size: .9375rem; color: var(--ink-dim); line-height:1.6; }
.product__cta{ text-align:center; }

/* ============================================================
   APP SHOWCASE (Monitor + iPhone mit echten Plattform-Screenshots)
   Alle Maße relativ zur Showcase-Breite (cqw), damit Geräte
   auf jeder Bildschirmgröße proportional bleiben.
   Monitor angelehnt an ein Studio Display (Alu-Rahmen, schmaler
   schwarzer Rand, Alu-Standfuß), iPhone an ein 16 Pro Max
   (Titan-Rahmen, sehr schmaler Rand, Dynamic Island).
   ============================================================ */
.showcase{
  position: relative; container-type: inline-size;
  max-width: 1080px; margin: 0 auto 96px; padding: 9cqw 0 1cqw; /* oben Platz, weil das iPhone höher ist als der Monitor */
}
.showcase::before{
  content:""; position:absolute; inset: 6% 8% 4%; z-index:-1; pointer-events:none;
  background: radial-gradient(ellipse at center, var(--glow-strong), transparent 70%);
  filter: blur(40px);
}

/* --- Monitor --- */
.showcase__monitor{ width: 76cqw; display:flex; flex-direction:column; align-items:center; }
.monitor__frame{
  position:relative; width:100%; padding: .28cqw; border-radius: 1.3cqw;
  background: linear-gradient(160deg, #d9dad6 0%, #a7a9a4 35%, #c9cbc6 60%, #8e908b 100%);
  box-shadow:
    0 .2cqw .4cqw rgba(0,0,0,.25),
    0 2.5cqw 5cqw -1cqw rgba(0,0,0,.45);
}
.monitor__bezel{
  padding: .75cqw; border-radius: 1.05cqw; background:#050505;
}
.monitor__screen{
  position:relative; aspect-ratio: 16 / 9; overflow:hidden; border-radius: .25cqw; background:#f5f5f7;
}
.monitor__screen img{ display:block; width:100%; height:auto; }
.monitor__screen::after,
.phone__screen::after{ /* Glasreflex */
  content:""; position:absolute; inset:0; pointer-events:none;
  background: linear-gradient(118deg, rgba(255,255,255,.16) 0%, rgba(255,255,255,.05) 32%, transparent 33%, transparent 100%);
}
.monitor__neck{
  position:relative; width: 15cqw; height: 9.5cqw; margin-top: -.1cqw;
  background: linear-gradient(90deg, #8f918c 0%, #d3d4d0 18%, #ecedea 45%, #e1e2de 60%, #b5b7b2 85%, #8a8c87 100%);
}
.monitor__neck::before{ /* Schatten des Displays auf dem Standfuß */
  content:""; position:absolute; inset:0 0 auto; height: 2.4cqw;
  background: linear-gradient(180deg, rgba(0,0,0,.45), transparent);
}
.monitor__foot{
  position:relative; width: 27cqw; height: 1.5cqw;
  background: linear-gradient(180deg, #f1f2ef 0%, #c9cbc6 60%, #a4a6a1 100%);
  clip-path: polygon(7% 0, 93% 0, 100% 72%, 99% 100%, 1% 100%, 0 72%);
}
.monitor__shadow{
  width: 32cqw; height: 1.6cqw; margin-top: -.6cqw; border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0,0,0,.45), transparent 70%);
}

/* --- iPhone --- */
.showcase__phone{
  position:absolute; right: 0; bottom: 1.5cqw; width: 30cqw;
  transition-delay: .15s;
}
.phone__frame{ /* Titan-Rahmen */
  position:relative; aspect-ratio: 9 / 19.5; padding: .32cqw; border-radius: 3.4cqw;
  background: linear-gradient(135deg, #cfccc5 0%, #8e8b85 30%, #bdbab3 55%, #6f6c67 100%);
  box-shadow: -2cqw 3cqw 6cqw rgba(0,0,0,.5), 0 .3cqw .6cqw rgba(0,0,0,.3);
}
.phone__frame::before,
.phone__frame::after{ /* Seitentasten */
  content:""; position:absolute; width:.3cqw; border-radius:.15cqw;
  background: linear-gradient(90deg, #6f6c67, #bdbab3);
}
.phone__frame::before{ left:-.24cqw; top:20%; height:12%; }
.phone__frame::after{ right:-.24cqw; top:27%; height:15%; }
.phone__bezel{
  position:relative; height:100%; padding: .42cqw; border-radius: 3.1cqw; background:#050505;
}
.phone__screen{
  position:relative; width:100%; height:100%; overflow:hidden; border-radius: 2.7cqw; background:#f5f5f7;
}
.phone__screen img{ display:block; width:100%; height:100%; object-fit:cover; object-position:top; } /* echter iPhone-Screenshot inkl. Statusleiste */
.phone__island{
  position:absolute; top: 1.05cqw; left:50%; transform:translateX(-50%); z-index:1;
  width: 7cqw; height: 2cqw; border-radius: 1cqw; background:#000;
}

@media (max-width: 720px){
  /* Handy: Monitor fast volle Breite, iPhone groß davor (im Fluss, nach oben über den Monitor gezogen) */
  .showcase{ margin-bottom: 64px; padding: 0; }
  .showcase__monitor{ width: 92cqw; }
  .showcase__phone{ position:relative; right:auto; bottom:auto; width: 48cqw; margin: -34cqw 0 0 auto; }
}

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.philosophy{ background: var(--bg-elevated); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.philosophy > .section-head{ padding-top: 120px; }
.philosophy__grid{
  max-width: var(--container); margin:0 auto; padding: 0 24px 120px;
  display:grid; grid-template-columns: repeat(3,1fr); gap: 40px;
}
.pillar{ padding-top: 8px; border-top: 1px solid var(--border-strong); }
.pillar__index{ display:block; font-size:.8125rem; font-weight:700; color: var(--olive-light); margin: 18px 0 14px; letter-spacing:.1em; }
.pillar h3{ font-size: 1.375rem; font-weight: 800; margin-bottom: 12px; letter-spacing:-.015em; }
.pillar p{ color: var(--ink-dim); font-size:.9375rem; line-height:1.65; }

/* ============================================================
   ABOUT / TEAM
   ============================================================ */
.about{ max-width: var(--container); margin: 0 auto; padding: 140px 24px; }
.partners{ max-width: var(--container); margin: 0 auto; padding: 0 24px 140px; }
.team{ display:flex; gap: 20px; justify-content:center; flex-wrap:wrap; }
.team-card{
  background: var(--bg-card); border:1px solid var(--border); border-radius: var(--radius-m);
  padding: 34px; width: 260px; text-align:center; display:block;
  transition: transform .4s var(--ease), border-color .3s ease;
}
.team-card:hover{ transform: translateY(-4px); border-color: var(--border-strong); }
.team-card--link{ cursor:pointer; }
.team-card--link:hover{ border-color: var(--olive-light); }
.team-card--link:hover .team-card__role{ color: var(--olive-light); }
.team-card__avatar{
  width: 64px; height:64px; margin: 0 auto 18px; border-radius: 50%;
  background: linear-gradient(155deg, var(--olive), #2a3020);
  display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:1.125rem; color:#fff;
  box-shadow: 0 0 0 1px var(--border-strong);
  overflow:hidden;
}
.team-card__avatar--logo{ background: #fff; padding: 10px; }
.team-card__avatar--logo img{ width:100%; height:100%; object-fit:contain; }
.team-card__avatar--photo img{ width:100%; height:100%; object-fit:cover; }
.team-card h3{ font-size: 1.0625rem; font-weight:700; margin-bottom:6px; }
.team-card__role{ font-size:.8125rem; color: var(--ink-dim); transition: color .25s ease; }

.story{ max-width: 680px; margin: 56px auto 0; text-align:center; }
.story__quote{
  font-size: 1.1875rem; line-height:1.7; color: var(--ink-dim);
  font-weight: 500; letter-spacing: -.005em;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner{
  position:relative; overflow:hidden;
  margin: 0 24px 100px; border-radius: var(--radius-l);
  background: linear-gradient(155deg, var(--cta-grad-a) 0%, var(--cta-grad-b) 60%);
  border: 1px solid var(--border);
  padding: 100px 24px;
  text-align:center;
}
.cta-banner__topo{
  position:absolute; inset:0;
  background-image: url(../assets/img/hoehenlinien.svg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center 60%;
  opacity: var(--topo-cta-opacity); filter: var(--topo-filter);
}
.cta-banner__glow{
  position:absolute; inset:0;
  background: radial-gradient(circle at 50% 0%, var(--glow-cta), transparent 55%);
}
.cta-banner__content{ position:relative; z-index:1; max-width: 560px; margin:0 auto; }
.cta-banner h2{ font-size: clamp(1.8rem, 3.6vw, 2.5rem); font-weight:800; letter-spacing:-.02em; margin-bottom:14px; }
.cta-banner p{ color: var(--ink-dim); margin-bottom: 34px; font-size:1.0625rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ border-top:1px solid var(--border); padding: 80px 24px 32px; }
.footer__inner{
  max-width: var(--container); margin:0 auto;
  display:grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 40px;
  padding-bottom: 56px;
}
.footer__brand{ display:flex; flex-direction:column; gap:12px; }
.footer__logo{ height:22px; width:auto; align-self:flex-start; filter: var(--logo-filter); }
.footer__brand p{ color: var(--ink-faint); font-size:.8125rem; margin-top:6px; }
.footer__origin{
  display:inline-flex; align-items:center; gap:8px; width:fit-content;
  padding:8px 14px; border-radius:100px; border:1px solid var(--border);
  background: var(--bg-card); font-size:.8125rem; color: var(--ink-dim);
  margin-top:4px;
}
.footer__flag{ width:20px; height:12px; border-radius:2px; flex-shrink:0; box-shadow: 0 0 0 1px var(--flag-ring); }
.footer__social{ display:flex; gap:12px; margin-top:8px; }
.footer__social a{
  width:36px; height:36px; border-radius:50%; border:1px solid var(--border-strong);
  display:flex; align-items:center; justify-content:center; color: var(--ink-dim);
  transition: color .2s ease, border-color .2s ease, transform .3s var(--ease);
}
.footer__social a svg{ width:18px; height:18px; }
.footer__social a:hover{ color: var(--ink); border-color: var(--olive-light); transform: translateY(-2px); }
.footer__col{ display:flex; flex-direction:column; gap: 12px; }
.footer__col h4{ font-size:.75rem; text-transform:uppercase; letter-spacing:.1em; color: var(--ink-faint); margin-bottom:4px; }
.footer__col a{ font-size:.875rem; color: var(--ink-dim); transition: color .2s ease; }
.footer__col a:hover{ color: var(--ink); }
.footer__mail-group{ display:flex; flex-direction:column; gap:2px; }
.footer__mail-sub{ font-size:.75rem; color: var(--ink-faint); }
.footer__bottom{
  max-width: var(--container); margin:0 auto; padding-top: 24px; border-top:1px solid var(--border);
  font-size:.75rem; color: var(--ink-faint);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible{ opacity:1; transform: translateY(0); }
.product__grid .feature-card:nth-child(1){ transition-delay: 0s; }
.product__grid .feature-card:nth-child(2){ transition-delay: .08s; }
.product__grid .feature-card:nth-child(3){ transition-delay: .16s; }
.product__grid .feature-card:nth-child(4){ transition-delay: .24s; }
.philosophy__grid .pillar:nth-child(1){ transition-delay: 0s; }
.philosophy__grid .pillar:nth-child(2){ transition-delay: .1s; }
.philosophy__grid .pillar:nth-child(3){ transition-delay: .2s; }
.facts .fact:nth-child(1){ transition-delay: 0s; }
.facts .fact:nth-child(2){ transition-delay: .08s; }
.facts .fact:nth-child(3){ transition-delay: .16s; }
.facts .fact:nth-child(4){ transition-delay: .24s; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  .hero__mark{ animation:none; }
  .hero__scroll-line::after{ animation:none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px){
  .product__grid{ grid-template-columns: repeat(2,1fr); }
  .philosophy__grid{ grid-template-columns: 1fr; gap: 32px; }
  .footer__inner{ grid-template-columns: repeat(2,1fr); }
  .hero__mark{ opacity:.5; width: 46vw; }
}

@media (max-width: 720px){
  .nav__links, .nav__cta{ display:none; }
  .nav__inner > .theme-toggle{ display:none; }
  .nav__toggle{ display:flex; }
  .nav__mobile.is-open{ display:flex; }
  .facts__inner{ grid-template-columns: repeat(2,1fr); }
  .product__grid{ grid-template-columns: 1fr; }
  .hero{ padding-top: 120px; padding-left: 20px; padding-right: 20px; }
  .hero__mark{ display:none; }
  .hero__actions{ flex-direction:column; align-items:stretch; }
  .hero__actions .btn{ width:100%; }
  .footer__inner{ grid-template-columns: 1fr 1fr; }
  .team{ flex-direction:column; align-items:center; }
  .team-card{ width:100%; max-width:320px; }
  .cta-banner{ margin-left:16px; margin-right:16px; padding: 64px 20px; }
}

@media (max-width: 480px){
  .nav__inner{ padding: 14px 16px; }
  .nav__logo{ height: 20px; }
  .facts__inner{ grid-template-columns: repeat(2,1fr); gap: 28px 16px; padding: 40px 20px; }
  .section-head{ padding: 0 4px; }
  .footer__inner{ grid-template-columns: 1fr; gap: 28px; }
  .product{ padding-left: 20px; padding-right: 20px; }
  .about{ padding-left: 20px; padding-right: 20px; }
}