/* ═══════════════════════════════════════
   LUMI — COMING SOON LANDING PAGE
   Luxury · Editorial · Minimal
   ═══════════════════════════════════════ */

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

:root {
  --cream: #F8F4EE;
  --sand: #EDE6DA;
  --warm: #E5DDD0;
  --white: #FFFFFF;
  --gold: #9A6F35;
  --gold-light: #C9A96E;
  --brown: #6B5744;
  --text: #111111;
  --text-soft: #333333;
  --text-muted: #666666;
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Jost', 'Helvetica Neue', sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--cream);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  -webkit-tap-highlight-color: rgba(154, 111, 53, 0.1);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; }

/* ── Container ── */
.cs-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ── Header ── */
.cs-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  background: transparent;
  transition: background 0.4s, box-shadow 0.4s;
}

.cs-header.scrolled {
  background: rgba(248, 244, 238, 0.95);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.04);
}

.cs-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  color: var(--white);
  transition: color 0.4s;
}

.cs-header.scrolled .cs-logo {
  color: var(--text);
}

.cs-social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.4s;
}

.cs-header.scrolled .cs-social-link {
  color: var(--gold);
}

.cs-social-link:hover {
  color: var(--gold-light);
}

/* ── Hero ── */
.cs-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cs-hero-bg {
  position: absolute;
  inset: 0;
}

.cs-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.cs-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(17, 17, 17, 0.25) 0%,
    rgba(17, 17, 17, 0.45) 50%,
    rgba(17, 17, 17, 0.6) 100%
  );
}

.cs-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 24px;
  max-width: 700px;
}

.cs-overline {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 20px;
}

.cs-hero .cs-overline {
  color: rgba(201, 169, 110, 0.9);
}

.cs-headline {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 24px;
}

.cs-diamond-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 24px;
}

.cs-line {
  width: 48px;
  height: 1px;
  background: var(--gold-light);
  opacity: 0.5;
}

.cs-diamond {
  width: 8px;
  height: 8px;
  border: 1px solid var(--gold-light);
  transform: rotate(45deg);
  opacity: 0.6;
}

.cs-subheadline {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
  max-width: 520px;
  margin: 0 auto;
}

/* Scroll cue */
.cs-scroll-cue {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.cs-scroll-cue span {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, rgba(201, 169, 110, 0.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ── Sections ── */
.cs-section {
  padding: 100px 0;
}

.cs-section-heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cs-divider {
  width: 48px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 24px;
}

.cs-body-text {
  font-size: 0.98rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 540px;
}

/* ── Waitlist ── */
.cs-waitlist {
  background: var(--white);
  text-align: center;
}

.cs-waitlist .cs-body-text {
  margin: 0 auto 36px;
}

.cs-waitlist .cs-divider {
  margin-left: auto;
  margin-right: auto;
}

.cs-form {
  max-width: 480px;
  margin: 0 auto;
}

.cs-form-row {
  display: flex;
  gap: 0;
  border: 1px solid rgba(154, 111, 53, 0.25);
  overflow: hidden;
}

.cs-input {
  flex: 1;
  padding: 16px 20px;
  border: none;
  background: var(--cream);
  font-family: var(--font-body);
  font-size: 16px; /* prevents iOS zoom */
  color: var(--text);
  outline: none;
  min-height: 52px;
}

.cs-input::placeholder {
  color: var(--text-muted);
  font-weight: 300;
}

.cs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  background: var(--gold);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--gold);
  transition: all 0.3s;
  min-height: 52px;
  white-space: nowrap;
  cursor: pointer;
}

.cs-btn:hover {
  background: #855f2d;
  border-color: #855f2d;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(154, 111, 53, 0.25);
}

.cs-btn-outline {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 16px 36px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  min-height: 52px;
}

.cs-btn-outline:hover {
  background: var(--gold);
  color: var(--white);
  transform: translateY(-1px);
}

.cs-form-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
  font-style: italic;
}

.cs-form-success {
  font-size: 0.88rem;
  color: var(--gold);
  margin-top: 16px;
  font-weight: 500;
}

/* ── What to Expect ── */
.cs-expect {
  background: var(--cream);
  text-align: center;
}

.cs-expect .cs-body-text {
  margin: 0 auto 48px;
}

.cs-expect .cs-divider {
  margin-left: auto;
  margin-right: auto;
}

.cs-expect-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.cs-expect-card {
  background: var(--white);
  padding: 40px 24px;
  border: 1px solid rgba(154, 111, 53, 0.08);
  transition: all 0.4s;
  text-align: center;
}

.cs-expect-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
  border-color: rgba(154, 111, 53, 0.15);
}

.cs-expect-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 18px;
  color: var(--gold);
}

.cs-expect-icon svg {
  width: 100%;
  height: 100%;
}

.cs-expect-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.cs-expect-card p {
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.7;
}

/* ── Difference ── */
.cs-difference {
  background: var(--white);
  text-align: center;
}

.cs-difference .cs-divider {
  margin-left: auto;
  margin-right: auto;
}

.cs-diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 48px;
  text-align: left;
}

.cs-diff-item {
  padding: 36px;
  background: var(--cream);
  border: 1px solid rgba(154, 111, 53, 0.06);
  transition: all 0.4s;
}

.cs-diff-item:hover {
  border-color: rgba(154, 111, 53, 0.15);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
}

.cs-diff-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 300;
  color: var(--gold-light);
  display: block;
  margin-bottom: 12px;
}

.cs-diff-item h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.cs-diff-item p {
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.7;
}

/* ── Early Access ── */
.cs-early-access {
  background: var(--sand);
}

.cs-early-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.cs-early-content .cs-body-text {
  margin-bottom: 32px;
}

.cs-visual-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(154, 111, 53, 0.15);
}

.cs-visual-frame::after {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(154, 111, 53, 0.12);
  pointer-events: none;
}

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

/* ── Careers Teaser ── */
.cs-careers-teaser {
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.cs-careers-teaser::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(154, 111, 53, 0.15), transparent);
}

.cs-careers-teaser::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(154, 111, 53, 0.15), transparent);
}

/* ── FAQ ── */
.cs-faq {
  background: var(--cream);
  text-align: center;
}

.cs-faq .cs-divider {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

.cs-faq-list {
  text-align: left;
}

.cs-faq-item {
  border-bottom: 1px solid rgba(154, 111, 53, 0.1);
}

.cs-faq-item summary {
  padding: 20px 0;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.3s;
  min-height: 56px;
}

.cs-faq-item summary::-webkit-details-marker { display: none; }

.cs-faq-item summary::after {
  content: '+';
  font-family: var(--font-body);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--gold);
  transition: transform 0.3s;
  flex-shrink: 0;
  margin-left: 16px;
}

.cs-faq-item[open] summary::after {
  content: '\2212';
}

.cs-faq-item summary:hover {
  color: var(--gold);
}

.cs-faq-item p {
  padding: 0 0 20px;
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.8;
}

/* ── Final CTA ── */
.cs-final {
  background: var(--white);
  padding: 80px 0;
}

/* ── Footer ── */
.cs-footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 0 40px;
  text-align: center;
  border-top: 2px solid var(--gold);
}

.cs-footer-logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--white);
  margin-bottom: 8px;
}

.cs-footer-tagline {
  font-size: 0.85rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 28px;
}

.cs-footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 28px;
}

.cs-footer-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.5);
  transition: all 0.3s;
}

.cs-footer-links a:hover {
  border-color: var(--gold-light);
  color: var(--gold-light);
}

.cs-footer-contact {
  margin-bottom: 24px;
}

.cs-footer-contact p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 4px;
}

.cs-copyright {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.25);
}

/* ═══ Responsive ═══ */

@media (max-width: 1024px) {
  .cs-expect-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cs-early-inner {
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .cs-container {
    padding: 0 24px;
  }

  .cs-header {
    padding: 16px 24px;
  }

  .cs-header-right {
    display: none;
  }

  .cs-section {
    padding: 72px 0;
  }

  .cs-headline {
    font-size: clamp(2.6rem, 9vw, 4rem);
  }

  .cs-expect-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .cs-expect-card {
    padding: 32px 20px;
  }

  .cs-diff-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .cs-diff-item {
    padding: 28px 24px;
  }

  .cs-early-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .cs-early-visual {
    max-width: 400px;
    margin: 0 auto;
  }

  .cs-form-row {
    flex-direction: column;
  }

  .cs-input {
    border-bottom: 1px solid rgba(154, 111, 53, 0.1);
  }

  .cs-btn, .cs-btn-outline {
    width: 100%;
    justify-content: center;
    min-height: 52px;
  }

  /* FAQ touch targets */
  .cs-faq-item summary {
    min-height: 52px;
    padding: 18px 0;
  }

  /* Careers teaser */
  .cs-careers-teaser .cs-body-text {
    max-width: 100%;
  }

  /* Early visual */
  .cs-visual-img {
    aspect-ratio: 1/1;
  }

  /* Hero image positioning */
  .cs-hero-img {
    object-position: center 20%;
  }

  /* Inline max-width overrides */
  [style*="max-width:560px"],
  [style*="max-width:500px"],
  [style*="max-width:520px"],
  [style*="max-width:440px"],
  [style*="max-width:700px"] {
    max-width: 100% !important;
  }

  /* Form inputs */
  .cs-input {
    font-size: 16px;
    min-height: 52px;
  }
}

@media (max-width: 480px) {
  .cs-container {
    padding: 0 16px;
  }

  .cs-header {
    padding: 14px 16px;
  }

  .cs-logo {
    font-size: 1.5rem;
  }

  .cs-section {
    padding: 56px 0;
  }

  .cs-headline {
    font-size: 2.4rem;
  }

  .cs-subheadline {
    font-size: 0.95rem;
  }

  .cs-section-heading {
    font-size: 1.7rem;
  }

  .cs-expect-card {
    padding: 28px 16px;
  }

  .cs-diff-item {
    padding: 24px 20px;
  }

  .cs-faq-item summary {
    font-size: 1.05rem;
    padding: 16px 0;
  }

  .cs-footer {
    padding: 48px 0 32px;
  }

  .cs-footer-logo {
    font-size: 1.7rem;
  }

  .cs-footer-links a {
    width: 44px;
    height: 44px;
  }

  /* Overline spacing */
  .cs-overline {
    font-size: 0.68rem;
    margin-bottom: 14px;
  }

  /* Hero scroll cue */
  .cs-scroll-cue {
    bottom: 20px;
  }

  /* Body text */
  .cs-body-text {
    font-size: 0.92rem;
  }

  /* Diamond divider */
  .cs-diamond-divider {
    gap: 10px;
    margin-bottom: 18px;
  }

  .cs-line {
    width: 32px;
  }

  /* Diff numbers */
  .cs-diff-number {
    font-size: 1.6rem;
  }

  .cs-diff-item h3 {
    font-size: 1.15rem;
  }

  .cs-expect-card h3 {
    font-size: 1.15rem;
  }

  /* Early visual */
  .cs-early-visual {
    max-width: 100%;
  }

  /* Careers teaser */
  .cs-careers-teaser .cs-btn {
    width: 100%;
  }

  /* FAQ */
  .cs-faq-item p {
    font-size: 0.85rem;
  }
}

@media (max-width: 375px) {
  .cs-container {
    padding: 0 14px;
  }

  .cs-section {
    padding: 44px 0;
  }

  .cs-headline {
    font-size: 2rem;
  }

  .cs-subheadline {
    font-size: 0.9rem;
  }

  .cs-section-heading {
    font-size: 1.4rem;
  }

  .cs-btn, .cs-btn-outline {
    padding: 14px 20px;
    font-size: 0.75rem;
  }

  .cs-expect-card {
    padding: 24px 14px;
  }

  .cs-diff-item {
    padding: 20px 16px;
  }

  .cs-faq-item summary {
    font-size: 0.98rem;
  }

  .cs-footer {
    padding: 40px 0 28px;
  }

  .cs-header {
    padding: 12px 14px;
  }

  .cs-logo {
    font-size: 1.3rem;
  }
}