/* ==========================================================================
   Roomlet Marketing Site — Design System
   Brand colors sampled from RoomLet_Logo.png
   ========================================================================== */

:root {
  --color-orange: #F07B26;
  --color-orange-dark: #D9631A;
  --color-teal: #1CA9C9;
  --color-teal-dark: #158A9E;
  --color-navy: #1B3A5C;
  --color-navy-deep: #12283F;

  --color-bg: #FFFFFF;
  --color-bg-alt: #F7F9FB;
  --color-text: #1B2430;
  --color-text-muted: #5B6675;
  --color-border: #E6EAEF;

  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(27, 58, 92, 0.06);
  --shadow-md: 0 8px 24px rgba(27, 58, 92, 0.10);
  --shadow-lg: 0 20px 48px rgba(27, 58, 92, 0.14);

  --container-w: 1180px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #10161F;
    --color-bg-alt: #161D28;
    --color-text: #EDF1F5;
    --color-text-muted: #A6B1BF;
    --color-border: #26303D;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
  }
}

/* ---------- Reset & base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { max-width: 100%; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0 0 0.5em;
  color: var(--color-text);
}
p { margin: 0 0 1em; color: var(--color-text-muted); }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-navy);
  color: #fff;
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 12px;
}
.eyebrow-inverse { color: #FFD9B3; }

.text-gradient {
  background: linear-gradient(90deg, var(--color-orange), var(--color-teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  padding: 13px 28px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(90deg, var(--color-orange), var(--color-orange-dark));
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { box-shadow: var(--shadow-md); }
.btn-ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-ghost:hover { border-color: var(--color-navy); }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-lg { padding: 15px 34px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-icon { height: 38px; width: auto; }
.brand-word {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-navy);
  letter-spacing: -0.01em;
}
@media (prefers-color-scheme: dark) {
  .brand-word { color: #fff; }
}
.main-nav ul {
  display: flex;
  gap: 28px;
}
.main-nav a {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--color-orange); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(circle at 85% 10%, color-mix(in srgb, var(--color-teal) 12%, transparent), transparent 55%),
    radial-gradient(circle at 10% 90%, color-mix(in srgb, var(--color-orange) 10%, transparent), transparent 55%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  font-weight: 700;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  max-width: 46ch;
  margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}
.hero-trust strong { color: var(--color-navy); }
@media (prefers-color-scheme: dark) {
  .hero-trust strong { color: #fff; }
}

.hero-visual { display: flex; justify-content: center; }
.mock-window {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}
.mock-window-bar {
  display: flex;
  gap: 6px;
  padding: 12px 16px;
  background: var(--color-navy);
}
.mock-window-bar span {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.35);
}
.mock-window-bar span:nth-child(1) { background: var(--color-orange); }
.mock-window-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 28px 20px;
  min-width: 0;
}
.mock-panel {
  flex: 1;
  min-width: 0;
  text-align: center;
}
.mock-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}
.mock-plan { color: var(--color-navy); width: 100%; height: auto; }
@media (prefers-color-scheme: dark) { .mock-plan { color: #7C93AC; } }
.mock-cube { width: 100%; height: auto; }
.mock-arrow { color: var(--color-orange); flex-shrink: 0; }

/* ---------- Proof strip ---------- */
.proof-strip {
  background: var(--color-navy);
  padding: 20px 0;
}
.proof-inner p {
  margin: 0;
  color: #DCE6F0;
  text-align: center;
  font-size: 0.95rem;
}
.proof-inner strong { color: #fff; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.section-sub { font-size: 1.05rem; }

/* ---------- Steps ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.step-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}
.step-num {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.6rem;
  background: linear-gradient(90deg, var(--color-orange), var(--color-teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}
.step-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step-card p { font-size: 0.92rem; margin: 0; }

/* ---------- Audience / Pillars grids ---------- */
.audience-grid, .pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.pillars-grid { grid-template-columns: repeat(3, 1fr); }
.audience-card, .pillar-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.audience-card:hover, .pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.audience-icon, .pillar-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
}
.audience-card h3, .pillar-card h3 { font-size: 1.08rem; }
.audience-card p, .pillar-card p { font-size: 0.92rem; margin: 0; }

/* ---------- Feature split ---------- */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.feature-mock {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 24px;
}
.feature-svg { width: 100%; height: auto; }
.feature-list { margin: 20px 0; }
.feature-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  color: var(--color-text);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-orange), var(--color-teal));
}
.footnote-marker { color: var(--color-orange); font-weight: 700; }
.disclaimer {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  border-left: 3px solid var(--color-border);
  padding-left: 12px;
  margin-top: 20px;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.price-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
}
.price-card-featured {
  border-color: var(--color-orange);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}
.price-badge {
  position: absolute;
  top: -12px; left: 28px;
  background: var(--color-orange);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}
.price-card h3 { margin-bottom: 4px; }
.price-tag {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-teal);
  margin-bottom: 14px;
}
.price-desc { font-size: 0.92rem; margin: 0; }
.pricing-footnote {
  text-align: center;
  margin-top: 36px;
  font-size: 0.92rem;
}
.pricing-footnote a { color: var(--color-orange); font-weight: 600; }

/* ---------- Timeline / Roadmap ---------- */
.timeline {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  padding-left: 32px;
  border-left: 2px solid var(--color-border);
}
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -41px; top: 4px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-teal);
}
.timeline-item.is-active .timeline-dot {
  background: var(--color-orange);
  border-color: var(--color-orange);
}
.timeline-date {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 6px;
}
.timeline-content h3 { font-size: 1.1rem; margin-bottom: 6px; }
.timeline-content p { margin: 0; font-size: 0.92rem; }

/* ---------- Team ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.team-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1px solid var(--color-border);
}
.team-card h3 { font-size: 1.05rem; margin-bottom: 2px; }
.team-role {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--color-teal);
  margin-bottom: 10px;
}
.team-card p:last-child { font-size: 0.9rem; margin: 0; }

/* ---------- Waitlist ---------- */
.waitlist-section {
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-deep));
  color: #fff;
}
.waitlist-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.waitlist-copy h2 { color: #fff; }
.waitlist-copy p { color: #C9D6E4; }
.waitlist-form {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.85rem;
  color: #DCE6F0;
}
.form-row input, .form-row select {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.95);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.form-row input:focus, .form-row select:focus {
  outline: 2px solid var(--color-orange);
  outline-offset: 1px;
}
.form-note {
  margin: 0;
  font-size: 0.85rem;
  min-height: 1.2em;
  color: #A9F0C6;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-navy-deep);
  color: #B7C4D3;
  padding-top: 56px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
  padding-bottom: 40px;
}
.footer-logo {
  height: 40px;
  margin-bottom: 12px;
}
.footer-brand p { max-width: 32ch; font-size: 0.88rem; color: #8FA0B4; }
.footer-links { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 0.9rem; color: #B7C4D3; }
.footer-col a:hover { color: var(--color-orange); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 24px;
  text-align: center;
  font-size: 0.82rem;
  color: #728198;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .steps-grid, .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid, .team-grid, .pricing-grid { grid-template-columns: 1fr; }
  .feature-split { grid-template-columns: 1fr; }
  .waitlist-inner { grid-template-columns: 1fr; }
  .price-card-featured { transform: none; }
}

@media (max-width: 880px) {
  .main-nav { position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: var(--color-bg); padding: 24px; transition: transform 0.25s ease, visibility 0.25s; overflow-y: auto; transform: translateY(-100vh); visibility: hidden; }
  .main-nav.is-open { transform: translateY(0); visibility: visible; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .main-nav a { display: block; padding: 14px 4px; border-bottom: 1px solid var(--color-border); }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .steps-grid, .audience-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-links { gap: 32px; }
  .section { padding: 64px 0; }
}