/* ── Kine – Shared Styles ─────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cream:    #F5F0EB;
  --cream-2:  #EDE7DF;
  --white:    #FFFFFF;
  --ink:      #1A1816;
  --ink-2:    #3D3830;
  --muted:    #7A7268;
  --blue:     #4BB8D4;
  --blue-dk:  #2E99B4;
  --border:   rgba(26,24,22,.10);
  --nav-h:    72px;
  --max-w:    1180px;
  --radius:   12px;
  --transition: .35s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Navigation ─────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding: 0 clamp(24px, 5vw, 64px);
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.nav--solid {
  background: rgba(245,240,235,.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.nav__logo {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-right: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__logo span {
  color: var(--blue);
}

.nav__links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav__links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: .01em;
  transition: color var(--transition);
}

.nav__links a:hover { color: var(--blue); }

.nav__links a.active { color: var(--blue); }

.nav__cta {
  margin-left: 32px;
  padding: 9px 22px;
  background: var(--ink);
  color: var(--white) !important;
  border-radius: 50px;
  font-size: .875rem;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition) !important;
}

.nav__cta:hover {
  background: var(--blue-dk) !important;
  color: var(--white) !important;
  transform: translateY(-1px);
}

/* ── Hero ───────────────────────────────────────────────── */

.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding-bottom: clamp(60px, 8vw, 100px);
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,.55) 0%,
    rgba(0,0,0,.65) 45%,
    rgba(0,0,0,.82) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 clamp(24px, 6vw, 80px);
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.hero__eyebrow {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 18px;
}

.hero__title {
  font-size: clamp(2.8rem, 7vw, 6rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.03em;
  color: var(--white);
  max-width: 720px;
}

.hero__subtitle {
  margin-top: 20px;
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 300;
  color: rgba(255,255,255,.78);
  max-width: 480px;
  line-height: 1.55;
}

.hero__actions {
  margin-top: 36px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  border: none;
}

.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(75,184,212,.35);
}

.btn--primary:hover {
  background: var(--blue-dk);
  box-shadow: 0 8px 30px rgba(75,184,212,.45);
}

.btn--ghost {
  background: rgba(255,255,255,.12);
  color: var(--white);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover { background: rgba(255,255,255,.22); }

.btn--dark {
  background: var(--ink);
  color: var(--white);
}

.btn--dark:hover { background: var(--ink-2); }

/* ── Scroll indicator ───────────────────────────────────── */

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: .55;
}

.scroll-hint__line {
  width: 1px;
  height: 48px;
  background: var(--white);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Sections ───────────────────────────────────────────── */

.section {
  padding: clamp(72px, 10vw, 120px) clamp(24px, 5vw, 64px);
}

.section--alt { background: var(--cream-2); }
.section--white { background: var(--white); }
.section--dark {
  background: var(--ink);
  color: var(--white);
}

.section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section__label {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.1;
  color: var(--ink);
  max-width: 640px;
}

.section--dark .section__title { color: var(--white); }

.section__body {
  margin-top: 20px;
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 580px;
  line-height: 1.7;
}

.section--dark .section__body { color: rgba(255,255,255,.62); }

/* ── Stat strip ─────────────────────────────────────────── */

.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat-strip__item {
  background: var(--cream);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-strip__num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--ink);
  line-height: 1;
}

.stat-strip__num span { color: var(--blue); }

.stat-strip__label {
  font-size: .85rem;
  color: var(--muted);
  font-weight: 400;
  max-width: 180px;
  line-height: 1.4;
}

/* ── Two-col layout ─────────────────────────────────────── */

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.two-col--flip { direction: rtl; }
.two-col--flip > * { direction: ltr; }

@media (max-width: 768px) {
  .two-col, .two-col--flip {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

/* ── Image treatments ───────────────────────────────────── */

.img-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,.12);
}

.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.img-frame:hover img { transform: scale(1.03); }

.img-portrait { aspect-ratio: 3/4; }
.img-landscape { aspect-ratio: 16/10; }
.img-square { aspect-ratio: 1; }

/* ── How it works ───────────────────────────────────────── */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 56px;
}

.step {
  padding: 36px 32px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.step:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,.08);
  transform: translateY(-4px);
}

.step__num {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--blue);
  margin-bottom: 16px;
}

.step__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -.01em;
}

.step__body {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Product image grid ─────────────────────────────────── */

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}

@media (max-width: 640px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }

.product-grid__item {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,.07);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-grid__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.12);
}

.product-grid__item img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }

/* ── Posture split ──────────────────────────────────────── */

.posture-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

@media (max-width: 600px) { .posture-split { grid-template-columns: 1fr; } }

.posture-split__item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.posture-split__item img {
  width: 100%;
  aspect-ratio: 9/16;
  object-fit: cover;
  object-position: top;
}

.posture-split__label {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: rgba(0,0,0,.55);
  color: var(--white);
  padding: 6px 14px;
  border-radius: 50px;
  backdrop-filter: blur(8px);
}

/* ── Roadmap ────────────────────────────────────────────── */

.roadmap {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 56px;
  position: relative;
}

.roadmap::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--border);
}

.roadmap__item {
  display: flex;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}

.roadmap__item:last-child { border-bottom: none; }

.roadmap__dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--cream-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 700;
  color: var(--blue);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.roadmap__year {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--blue);
  margin-bottom: 4px;
}

.roadmap__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  letter-spacing: -.01em;
}

.roadmap__revenue {
  font-size: .88rem;
  color: var(--muted);
}

/* ── Invest / CTA banner ────────────────────────────────── */

.invest-banner {
  background: var(--ink);
  color: var(--white);
  border-radius: var(--radius);
  padding: clamp(48px, 7vw, 80px) clamp(32px, 5vw, 72px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.invest-banner__tag {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.invest-banner__title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.1;
  max-width: 480px;
}

.invest-banner__meta {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.invest-banner__figure { }

.invest-banner__figure-num {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--blue);
}

.invest-banner__figure-label {
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  margin-top: 2px;
}

.invest-banner__actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

/* ── Footer ─────────────────────────────────────────────── */

.footer {
  padding: clamp(48px, 6vw, 72px) clamp(24px, 5vw, 64px);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.02em;
}

.footer__logo span { color: var(--blue); }

.footer__copy {
  font-size: .8rem;
  color: var(--muted);
}

.footer__contact {
  font-size: .88rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}

.footer__contact a {
  color: var(--blue);
  font-weight: 500;
}

/* ── Page hero (sub-pages) ──────────────────────────────── */

.page-hero {
  padding-top: calc(var(--nav-h) + clamp(60px, 8vw, 100px));
  padding-bottom: clamp(48px, 6vw, 80px);
  padding-left: clamp(24px, 5vw, 64px);
  padding-right: clamp(24px, 5vw, 64px);
  background: var(--cream);
  border-bottom: 1px solid var(--border);
}

.page-hero__inner { max-width: var(--max-w); margin: 0 auto; }

.page-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 28px;
  transition: color var(--transition);
}

.page-hero__back:hover { color: var(--ink); }

.page-hero__title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.05;
  color: var(--ink);
  max-width: 700px;
}

.page-hero__lead {
  margin-top: 20px;
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.65;
  font-weight: 300;
}

/* ── Prose (Introduction page) ──────────────────────────── */

.prose {
  max-width: 740px;
  margin: 0 auto;
}

.prose h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--ink);
  margin-top: 64px;
  margin-bottom: 18px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.prose h2:first-child { margin-top: 0; border-top: none; padding-top: 0; }

.prose h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  margin-top: 32px;
  margin-bottom: 10px;
}

.prose p {
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 18px;
  font-size: 1rem;
}

.prose ul {
  margin: 16px 0 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.prose ul li {
  padding-left: 22px;
  position: relative;
  color: var(--ink-2);
  font-size: 1rem;
  line-height: 1.65;
}

.prose ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
}

.prose strong { color: var(--ink); font-weight: 600; }

.prose .callout {
  background: var(--cream-2);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 24px;
  margin: 32px 0;
}

.prose .callout p {
  margin: 0;
  font-size: .95rem;
  color: var(--ink-2);
}

/* ── Team card ───────────────────────────────────────────── */

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 56px;
}

.team-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.team-card:hover {
  box-shadow: 0 16px 50px rgba(0,0,0,.09);
  transform: translateY(-4px);
}

.team-card__photo {
  aspect-ratio: 3/3.5;
  overflow: hidden;
}

.team-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform .5s ease;
}

.team-card:hover .team-card__photo img { transform: scale(1.04); }

.team-card__body {
  padding: 28px;
}

.team-card__name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.02em;
}

.team-card__role {
  font-size: .82rem;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-top: 4px;
  margin-bottom: 14px;
}

.team-card__bio {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ── Mekanio section ─────────────────────────────────────── */

.mekanio-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  margin-top: 72px;
  padding-top: 72px;
  border-top: 1px solid var(--border);
}

@media (max-width: 768px) { .mekanio-block { grid-template-columns: 1fr; } }

.mekanio-block__img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.10);
}

.mekanio-block__img img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }

.mekanio-block__label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.mekanio-block__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--ink);
  margin-bottom: 18px;
}

.mekanio-block__body {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── Scroll reveal animations ───────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}

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

.reveal--delay-1 { transition-delay: .1s; }
.reveal--delay-2 { transition-delay: .2s; }
.reveal--delay-3 { transition-delay: .3s; }
.reveal--delay-4 { transition-delay: .4s; }

/* ── Responsive nav ─────────────────────────────────────── */

@media (max-width: 640px) {
  .nav__links { gap: 20px; }
  .nav__cta { display: none; }
}