/* =====================================================================
   EZY-FIT™ landing — warm comfort-tech
   ===================================================================== */
:root {
  --paper: #f7f4ee;
  --sand: #ece5d8;
  --line: #d9d1c1;
  --ink: #171c2e;
  --navy: #232c4e;
  --muted: #6b6a63;
  --accent: #ff5a2d;
  --accent-ink: #ffffff;
  --radius: 22px;
  --grid-w: 1180px;
  --font: "Outfit", "Helvetica Neue", Arial, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.mono { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; }

.grid { max-width: var(--grid-w); margin: 0 auto; padding: 0 22px; }

/* ---------- scroll progress ---------- */
.scrollrule {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: var(--accent); z-index: 60;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; border-radius: 999px; border: 2px solid var(--ink);
  padding: 12px 22px; transition: transform 0.15s ease, background 0.2s, color 0.2s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-solid { background: var(--ink); color: #fff; }
.btn-solid:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-line { background: transparent; color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; }
.btn-lg { padding: 15px 28px; font-size: 1.02rem; }
.btn-sm { padding: 8px 16px; font-size: 0.88rem; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 26px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.brand-mark { color: var(--navy); display: grid; place-items: center; }
.brand-word { letter-spacing: 0.04em; font-size: 1.05rem; }
.brand-word sup { font-size: 0.55em; }
.nav-links { display: flex; gap: 20px; margin-left: auto; }
.nav-links a { font-weight: 600; font-size: 0.92rem; display: inline-flex; gap: 6px; align-items: baseline; }
.nav-links a:hover { color: var(--accent); }
.ix { font-family: var(--mono); font-size: 0.62rem; color: var(--muted); }
.nav-right { display: flex; align-items: center; gap: 16px; }
.lang { display: flex; gap: 6px; align-items: center; font-family: var(--mono); font-size: 0.78rem; color: var(--muted); }
.lang-btn { background: none; border: 0; font: inherit; cursor: pointer; color: var(--muted); padding: 2px; }
.lang-btn.is-active { color: var(--ink); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.burger span { display: block; width: 24px; height: 2.5px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: transform 0.2s; }
.mobile-menu { display: none; }

/* ---------- hero ---------- */
.hero { padding: 56px 0 8px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 30px; align-items: center; }
.eyebrow { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--muted); margin-bottom: 16px; }
.tick { width: 26px; height: 3px; background: var(--accent); border-radius: 2px; }
.display { font-size: clamp(2.6rem, 6.4vw, 4.6rem); line-height: 1.02; font-weight: 800; letter-spacing: -0.02em; }
.display .line { display: block; }
.accent { color: var(--accent); }
.hero-lead { margin: 22px 0 26px; max-width: 34rem; color: #3d4152; font-size: 1.06rem; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-spec { display: flex; gap: 34px; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); }
.hero-spec dt { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; color: var(--muted); text-transform: uppercase; }
.hero-spec dd { font-weight: 700; margin-top: 3px; font-size: 0.95rem; }

.hero-visual { position: relative; min-height: 440px; display: grid; place-items: center; }
.hero-blob {
  position: absolute; inset: 6% 2% 10% 2%;
  background: radial-gradient(60% 60% at 60% 38%, #ffe1d6 0%, var(--sand) 62%, transparent 100%);
  border-radius: 48% 52% 55% 45% / 52% 46% 54% 48%;
}
.hero-shoe { position: relative; z-index: 2; filter: drop-shadow(0 34px 32px rgba(23, 28, 46, 0.24)); transform: rotate(-4deg); }
.hero-chip {
  position: absolute; z-index: 3;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; font-weight: 700;
  background: #fff; border: 1.5px solid var(--ink); border-radius: 999px; padding: 7px 13px;
  box-shadow: 0 6px 0 rgba(23, 28, 46, 0.12);
}
.chip-a { top: 8%; left: 2%; rotate: -6deg; }
.chip-b { top: 26%; right: 0; rotate: 4deg; }
.chip-c { bottom: 16%; left: 6%; rotate: 3deg; }
.hero-price {
  position: absolute; z-index: 3; right: 4%; bottom: 4%;
  background: var(--accent); color: #fff; border-radius: 18px; padding: 12px 18px;
  rotate: -3deg; text-align: center; box-shadow: 0 10px 24px rgba(255, 90, 45, 0.4);
}
.hp-num { display: block; font-weight: 800; font-size: 1.5rem; letter-spacing: -0.01em; }
.hp-note { display: block; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em; opacity: 0.9; }
.hero-cap { color: var(--muted); margin: 18px 0 0; }

/* ---------- marquee ---------- */
.marquee { overflow: hidden; border-block: 1.5px solid var(--ink); margin-top: 40px; background: #fff; }
.marquee-track {
  display: inline-flex; align-items: center; gap: 30px; padding: 13px 0;
  white-space: nowrap; animation: marquee 26s linear infinite;
  font-weight: 700; font-size: 1rem; letter-spacing: 0.02em;
}
.marquee-track i { color: var(--accent); font-style: normal; font-size: 0.6rem; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: 84px 0; }
.section-sand { background: var(--sand); }
.section-dark { background: var(--navy); color: #f4f2ec; }
.section-dark .sec-sub { color: #b8bdd2; }
.sec-head { max-width: 44rem; margin-bottom: 44px; }
.sec-ix { color: var(--accent); margin-bottom: 10px; }
.headline { font-size: clamp(1.8rem, 3.6vw, 2.7rem); font-weight: 800; letter-spacing: -0.015em; line-height: 1.08; }
.sec-sub { margin-top: 12px; color: var(--muted); font-size: 1.02rem; }

/* ---------- steps ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step {
  background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 20px; display: flex; flex-direction: column; gap: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.step:hover { transform: translateY(-4px); box-shadow: 0 18px 34px rgba(23, 28, 46, 0.1); }
.step-ix { color: var(--accent); font-weight: 700; }
.step-img { background: var(--paper); border-radius: 14px; overflow: hidden; aspect-ratio: 4 / 3; display: grid; place-items: center; }
.step-img img { object-fit: contain; max-height: 100%; padding: 8px; }
.step h3 { font-size: 1.2rem; font-weight: 800; }
.step p { color: var(--muted); font-size: 0.95rem; }

/* ---------- benefits ---------- */
.ben-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.ben {
  border: 1.5px solid rgba(244, 242, 236, 0.22); border-radius: var(--radius);
  padding: 26px; background: rgba(255, 255, 255, 0.04);
}
.ben-ix {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; margin-bottom: 14px;
}
.ben h3 { font-size: 1.16rem; font-weight: 800; margin-bottom: 8px; }
.ben p { color: #c3c7d8; font-size: 0.96rem; }

/* ---------- material duo ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.duo-card {
  border: 1.5px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff;
}
.duo-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.duo-card figcaption { padding: 20px 22px 24px; }
.duo-card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 6px; }
.duo-card p { color: var(--muted); font-size: 0.96rem; }

/* ---------- configurator ---------- */
.cf-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 44px; align-items: center; }
.cf-visual { position: relative; }
.cf-visual > img:first-child { filter: drop-shadow(0 26px 26px rgba(23, 28, 46, 0.2)); transition: opacity 0.2s; }
.cf-trio {
  position: absolute; right: -6px; bottom: -18px; width: 42%;
  background: #fff; border: 1.5px solid var(--line); border-radius: 16px; padding: 10px;
  box-shadow: 0 14px 30px rgba(23, 28, 46, 0.14); rotate: 3deg;
}
.cf-label { color: var(--muted); margin: 26px 0 10px; }
.swatches { display: flex; gap: 10px; flex-wrap: wrap; }
.swatch {
  display: inline-flex; align-items: center; gap: 9px; cursor: pointer;
  font: inherit; font-weight: 600; font-size: 0.93rem;
  background: #fff; border: 1.5px solid var(--line); border-radius: 999px; padding: 9px 16px 9px 10px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.swatch::before { content: ""; width: 20px; height: 20px; border-radius: 50%; background: var(--sw); border: 1px solid rgba(0,0,0,0.15); }
.swatch.is-active { border-color: var(--ink); box-shadow: 0 0 0 1.5px var(--ink); }
.sizes { display: flex; gap: 10px; flex-wrap: wrap; }
.size {
  cursor: pointer; font: inherit; font-weight: 700; font-size: 0.92rem;
  background: #fff; border: 1.5px solid var(--line); border-radius: 14px; padding: 9px 14px;
  display: inline-flex; flex-direction: column; align-items: center; gap: 1px; min-width: 66px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.size em { font-style: normal; font-family: var(--mono); font-size: 0.62rem; color: var(--muted); }
.size.is-active { border-color: var(--ink); box-shadow: 0 0 0 1.5px var(--ink); }
.cf-price { display: flex; align-items: baseline; gap: 16px; margin: 26px 0 18px; flex-wrap: wrap; }
.cf-num { font-size: 2.3rem; font-weight: 800; letter-spacing: -0.02em; }
.cf-deal { color: var(--muted); font-size: 0.92rem; max-width: 210px; }
.cf-note { color: var(--muted); margin-top: 14px; }

/* ---------- who ---------- */
.who { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; }
.who li {
  border: 1.5px solid var(--ink); border-radius: 999px; padding: 10px 20px;
  font-weight: 700; background: #fff;
}
.who li:nth-child(odd) { rotate: -1deg; }
.who li:nth-child(even) { rotate: 1deg; background: var(--sand); }

/* ---------- compare ---------- */
.cmp-wrap { overflow-x: auto; }
.cmp { width: 100%; border-collapse: collapse; min-width: 560px; }
.cmp th, .cmp td { padding: 14px 16px; text-align: left; border-bottom: 1px solid rgba(244, 242, 236, 0.16); }
.cmp thead th { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: #b8bdd2; }
.cmp thead th:last-child { color: var(--accent); }
.cmp td.yes { color: #6fe3a5; font-weight: 800; }
.cmp td.no { color: #8a90ab; }
.cmp td:nth-child(2), .cmp td:nth-child(3), .cmp th:nth-child(2), .cmp th:nth-child(3) { text-align: center; width: 120px; }

/* ---------- faq ---------- */
.faq { max-width: 46rem; }
.faq details { border-bottom: 1.5px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; font-weight: 700; font-size: 1.05rem;
  padding: 20px 34px 20px 0; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; translate: 0 -50%;
  font-weight: 400; font-size: 1.5rem; color: var(--accent); transition: rotate 0.2s;
}
.faq details[open] summary::after { rotate: 45deg; }
.faq details p { padding: 0 0 20px; color: var(--muted); max-width: 42rem; }

/* ---------- finale ---------- */
.finale { background: var(--accent); color: #fff; padding: 84px 0; }
.finale-inner { display: flex; flex-direction: column; align-items: flex-start; gap: 26px; }
.display-sm { font-size: clamp(2rem, 4.6vw, 3.3rem); font-weight: 800; line-height: 1.06; letter-spacing: -0.02em; }
.display-sm span { display: block; }
.display-sm .accent { color: var(--navy); }
.finale .btn-solid { background: #fff; color: var(--ink); border-color: #fff; }
.finale .btn-solid:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
.finale-note { color: rgba(255, 255, 255, 0.85); }

/* ---------- footer ---------- */
.footer { background: var(--ink); color: #cfd2de; padding: 40px 0; }
.footer-inner { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.footer .brand-word { color: #fff; }
.footer nav { display: flex; gap: 20px; margin-left: auto; }
.footer nav a { font-size: 0.9rem; }
.footer nav a:hover { color: var(--accent); }
.footer-note { width: 100%; font-size: 0.8rem; color: #8a8fa5; }

/* ---------- reveal ---------- */
.rv { opacity: 0; translate: 0 22px; transition: opacity 0.55s ease, translate 0.55s ease; }
.rv.is-in { opacity: 1; translate: 0 0; }
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  .rv { opacity: 1; translate: 0 0; transition: none; }
}

@media (max-width: 700px) {
  .cmp { min-width: 0; }
  .cmp th, .cmp td { padding: 12px 8px; }
  .cmp td:first-child { font-size: 0.92rem; }
  .cmp td:nth-child(2), .cmp td:nth-child(3), .cmp th:nth-child(2), .cmp th:nth-child(3) { width: 62px; }
}

/* ---------- responsive ---------- */
@media (max-width: 940px) {
  .nav-links { display: none; }
  .burger { display: block; }
  .mobile-menu[data-open] { display: flex; flex-direction: column; gap: 4px; padding: 12px 22px 20px; border-bottom: 1px solid var(--line); background: var(--paper); }
  .mobile-menu a { padding: 10px 0; font-weight: 700; }
  .mobile-menu .btn { margin-top: 10px; justify-content: center; }
  .hero-grid, .cf-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 0; margin-top: 10px; }
  .steps { grid-template-columns: 1fr; }
  .ben-grid, .duo { grid-template-columns: 1fr; }
  .hero-spec { flex-wrap: wrap; gap: 18px; }
  .cf-trio { width: 50%; }
}