/* ==========================================================================
   Atelier Solix — The Digital Curator
   Design tokens + responsive marketing site styles
   ========================================================================== */

:root {
  /* Brand palette */
  --charcoal:      #2c2c2a;
  --ink:           #1c1c19;
  --canvas:        #fcf9f4;   /* warm porcelain */
  --sand-100:      #f2ede4;
  --sand-200:      #efe9df;
  --sand-300:      #e7e1d6;
  --sand-400:      #ded6c8;
  --taupe:         #a8946f;
  --taupe-soft:    #b0a596;
  --brown-700:     #5a4f42;
  --brown-500:     #6b6052;
  --terracotta:    #8a4a22;

  --solix:         #f28c28;   /* signature amber */
  --solix-tint:    #f5b97a;
  --green:         #446733;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body:    'Manrope', system-ui, sans-serif;

  /* Effects */
  --glass:        rgba(252, 249, 244, .82);
  --blur:         saturate(140%) blur(20px);
  --shadow-card:  0 8px 26px rgba(85, 67, 54, .06);
  --shadow-solix: 0 12px 28px rgba(242, 140, 40, .4);
  --radius:       24px;

  /* Layout */
  --wrap: 1280px;
  --gutter: clamp(20px, 5vw, 56px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--charcoal);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: -.03em;
  text-transform: uppercase;
  margin: 0;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }

.eyebrow {
  font: 700 13px var(--font-body);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--taupe);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  font: 700 14px var(--font-body);
  letter-spacing: .14em;
  text-transform: uppercase;
  border-radius: 16px;
  padding: 19px 30px;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:active { transform: translateY(1px); }
.btn-solix {
  background: var(--solix);
  color: var(--canvas);
  box-shadow: var(--shadow-solix);
}
.btn-solix:hover { box-shadow: 0 16px 34px rgba(242, 140, 40, .5); }
.btn-ghost {
  background: rgba(252, 249, 244, .14);
  color: #fff;
  border: 1px solid rgba(252, 249, 244, .28);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(252, 249, 244, .24); }
.btn-surface {
  background: var(--canvas);
  color: var(--charcoal);
  box-shadow: 0 4px 14px rgba(85, 67, 54, .06);
}
.btn-sm { padding: 14px 22px; font-size: 13px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid rgba(163, 148, 111, .16);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 800 22px var(--font-display);
  letter-spacing: -.03em;
  text-transform: uppercase;
  color: var(--charcoal);
}
.wordmark .mark { width: 30px; height: 30px; flex: none; }
.nav { display: flex; gap: 38px; }
.nav a {
  font: 600 14px var(--font-body);
  letter-spacing: .02em;
  color: var(--charcoal);
  transition: color .15s ease;
}
.nav a:hover { color: var(--solix); }
.header-cta { display: flex; gap: 16px; align-items: center; }
.signin {
  font: 700 12px var(--font-body);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--charcoal);
}
.menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--charcoal);
  padding: 6px;
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px var(--gutter) 20px;
  background: var(--glass);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid rgba(163, 148, 111, .16);
  position: sticky;
  top: 61px;
  z-index: 55;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 0;
  font: 600 16px var(--font-body);
  border-bottom: 1px solid rgba(163, 148, 111, .14);
}
.mobile-nav .btn { margin-top: 12px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 660px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero img.bg,
.cta-band img.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero .veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(28,20,12,.8) 0%, rgba(28,20,12,.34) 54%, rgba(28,20,12,.05) 100%);
}
.hero-copy {
  position: relative;
  padding: 0 var(--gutter) clamp(40px, 8vw, 78px);
  max-width: 760px;
  color: var(--canvas);
}
.hero-tag {
  font: 700 13px var(--font-body);
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--solix-tint);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(42px, 6.5vw, 78px);
  line-height: .9;
  letter-spacing: -.035em;
}
.hero p {
  font: 400 clamp(15px, 1.4vw, 17px)/1.65 var(--font-body);
  letter-spacing: .03em;
  color: rgba(252, 249, 244, .85);
  max-width: 500px;
  margin: 24px 0 0;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 34px;
  align-items: center;
  flex-wrap: wrap;
}
.badge-float {
  position: absolute;
  top: 34px;
  right: var(--gutter);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font: 700 11px var(--font-body);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--terracotta);
  background: rgba(252, 249, 244, .85);
  backdrop-filter: var(--blur);
  padding: 9px 15px;
  border-radius: 999px;
}

/* ---------- Trust strip ---------- */
.trust {
  background: var(--sand-100);
  padding: 24px var(--gutter);
}
.trust .inner {
  max-width: var(--wrap);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.trust .logos {
  display: flex;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  font: 800 clamp(14px, 1.6vw, 20px) var(--font-display);
  letter-spacing: -.02em;
  color: var(--taupe-soft);
  flex-wrap: wrap;
}

/* ---------- Section scaffold ---------- */
.section { padding: clamp(56px, 9vw, 96px) 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: clamp(32px, 4.6vw, 50px); line-height: .95; margin-top: 12px; }
.section-head.center { flex-direction: column; align-items: center; text-align: center; }

/* Filter chips */
.chips { display: flex; gap: 10px; flex-wrap: wrap; }
.chip {
  font: 600 12px var(--font-body);
  padding: 10px 18px;
  border-radius: 999px;
  background: #fff;
  color: var(--brown-700);
  box-shadow: 0 4px 14px rgba(85, 67, 54, .05);
  cursor: pointer;
  border: none;
  transition: background .15s ease, color .15s ease;
}
.chip.active { background: var(--solix); color: #fff; }

/* ---------- Worlds grid ---------- */
.worlds-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.world {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 400px;
  cursor: pointer;
}
.world img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.world:hover img { transform: scale(1.06); }
.world .veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 42%, rgba(28,20,12,.82));
}
.world .label { position: absolute; left: 24px; bottom: 22px; color: #fff; }
.world .label .name {
  font: 800 clamp(22px, 2.2vw, 27px) var(--font-display);
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.world .label .sub {
  font: 500 12px var(--font-body);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .78);
  margin-top: 5px;
}

/* ---------- Before / After ---------- */
.reveal-band {
  background: var(--charcoal);
  color: var(--canvas);
}
.reveal-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 56px;
  align-items: center;
}
.reveal-grid .eyebrow { color: var(--solix-tint); }
.reveal-grid h2 { font-size: clamp(32px, 4.8vw, 54px); line-height: .92; margin-top: 12px; }
.reveal-grid p { font: 400 17px/1.65 var(--font-body); color: rgba(252,249,244,.75); max-width: 430px; margin: 22px 0 0; }

.ba {
  height: 470px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  cursor: ew-resize;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba .after-clip { position: absolute; top: 0; left: 0; bottom: 0; overflow: hidden; width: 50%; }
.ba .after-clip img { width: var(--ba-w, 740px); max-width: none; }
.ba .pill {
  position: absolute;
  top: 18px;
  font: 700 10px var(--font-body);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
  padding: 7px 13px;
  border-radius: 999px;
}
.ba .pill.before { left: 18px; background: var(--charcoal); }
.ba .pill.after  { right: 18px; background: var(--solix); }
.ba .handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #fff;
  transform: translateX(-50%);
  box-shadow: 0 0 14px rgba(0, 0, 0, .5);
  left: 50%;
}
.ba .knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .4);
}

/* ---------- Steps ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step {
  background: #fff;
  border-radius: var(--radius);
  padding: 38px 34px;
  box-shadow: var(--shadow-card);
}
.step .num {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--sand-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font: 800 22px var(--font-display);
  color: var(--solix);
}
.step h3 { font-size: 24px; letter-spacing: -.02em; margin: 26px 0 0; }
.step p { font: 400 15px/1.6 var(--font-body); color: var(--brown-700); margin: 12px 0 0; }

/* ---------- Pricing ---------- */
.pricing { background: var(--sand-100); }
.plans {
  display: flex;
  gap: 24px;
  justify-content: center;
  max-width: 820px;
  margin: 46px auto 0;
  align-items: stretch;
}
.plan {
  flex: 1;
  text-align: left;
  border-radius: var(--radius);
  padding: 36px 32px;
  background: #fff;
  box-shadow: var(--shadow-card);
  position: relative;
}
.plan.featured {
  background: var(--charcoal);
  color: var(--canvas);
  box-shadow: 0 0 0 3px var(--solix), 0 0 0 9px rgba(242, 140, 40, .18);
}
.plan .tier { font: 700 13px var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--taupe); }
.plan.featured .tier { color: var(--solix-tint); }
.plan .price { font: 800 54px var(--font-display); letter-spacing: -.03em; margin: 14px 0 2px; }
.plan .price span { font: 400 15px var(--font-body); color: var(--taupe); }
.plan.featured .price span { color: rgba(255, 255, 255, .6); }
.plan .note { font: 400 14px var(--font-body); color: var(--brown-500); }
.plan.featured .note { color: rgba(255, 255, 255, .65); }
.plan ul { list-style: none; padding: 0; margin: 28px 0 32px; display: flex; flex-direction: column; gap: 13px; }
.plan li { display: flex; align-items: center; gap: 11px; font: 500 15px var(--font-body); color: var(--brown-700); }
.plan.featured li { color: rgba(252, 249, 244, .9); }
.plan li svg { flex: none; }
.plan .flag {
  position: absolute;
  top: 30px;
  right: 32px;
  font: 700 10px var(--font-body);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
  background: var(--solix);
  padding: 7px 13px;
  border-radius: 999px;
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: clamp(56px, 9vw, 88px) var(--gutter);
  text-align: center;
}
.cta-band .veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(138,74,34,.82), rgba(58,31,16,.92));
}
.cta-band .inner { position: relative; color: var(--canvas); }
.cta-band h2 { font-size: clamp(32px, 4.4vw, 48px); line-height: .95; }
.cta-band p { font: 400 clamp(15px,1.4vw,17px)/1.65 var(--font-body); color: rgba(252,249,244,.82); max-width: 440px; margin: 16px auto 30px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); padding: 56px var(--gutter) 40px; }
.footer-grid {
  max-width: var(--wrap);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
}
.footer-brand { max-width: 300px; }
.footer-brand .wordmark { color: var(--canvas); }
.footer-brand p { font: 400 14px/1.6 var(--font-body); color: rgba(252, 249, 244, .6); margin-top: 14px; }
.footer-cols { display: flex; gap: clamp(32px, 5vw, 72px); flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col .head {
  font: 700 11px var(--font-body);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--solix-tint);
  margin-bottom: 6px;
}
.footer-col a { font: 400 14px var(--font-body); color: rgba(252, 249, 244, .72); transition: color .15s ease; }
.footer-col a:hover { color: var(--solix-tint); }
.footer-legal {
  max-width: var(--wrap);
  margin: 44px auto 0;
  font: 500 12px var(--font-body);
  color: rgba(252, 249, 244, .4);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .worlds-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid  { grid-template-columns: 1fr; }
  .reveal-grid { grid-template-columns: 1fr; gap: 32px; }
  .ba { height: 360px; }
}

@media (max-width: 720px) {
  .nav, .header-cta .signin, .header-cta .btn { display: none; }
  .menu-btn { display: inline-flex; }
  .header-cta { gap: 0; }
  .worlds-grid { grid-template-columns: 1fr; }
  .world { height: 260px; }
  .plans { flex-direction: column; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .trust .inner { justify-content: flex-start; }
  .hero { min-height: 560px; }
  .ba { height: 300px; }
  .mobile-nav { top: 61px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .world img { transition: none; }
}