/* ═══════════════════════════════════════════════════════
   Receptly — Design System "Apple 2050 / Liquid Glass"
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:wght@200;300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-base:       #fbfbfd;
  --bg-dark:       #0a0a0d;
  --text-primary:  #1d1d1f;
  --text-secondary:#6e6e73;
  --text-muted:    #86868b;
  --blue:          #1d1d1f;
  --blue-dark:     #000000;
  --teal:          #1d1d1f;
  --teal-light:    rgba(0,0,0,0.06);
  --red:           #e5323b;

  --glass-bg:      rgba(255,255,255,0.55);
  --glass-border:  rgba(255,255,255,0.8);
  --glass-shadow:  0 4px 32px rgba(0,0,0,0.06), inset 0 1px 0 rgba(255,255,255,0.9);
  --glass-shadow-lg: 0 16px 64px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.9);
  --glass-blur:    blur(20px) saturate(180%);

  --radius-sm:  8px;
  --radius:     16px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-pill:100px;

  --nav-height: 64px;
  --sidebar-w:  240px;

  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'DM Sans', -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-base:       #0e0e12;
    --text-primary:  #f0f0f0;
    --text-secondary:#aaaaaa;
    --glass-bg:      rgba(20,20,28,0.65);
    --glass-border:  rgba(255,255,255,0.12);
    --glass-shadow:  0 4px 32px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.08);
  }
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--text-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

/* ── Glass Mixin ── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 0.5px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
}

.glass-lg {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 0.5px solid var(--glass-border);
  box-shadow: var(--glass-shadow-lg);
  border-radius: var(--radius-xl);
}

/* ── Background Orbs (static) ── */
.orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.2;
}

.orb-1 {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0,0,0,0.03), transparent 70%);
  top: -200px; left: -150px;
}

.orb-2 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,0,0,0.02), transparent 70%);
  bottom: -100px; right: -100px;
}

.orb-3 { display: none; }

/* ── Navbar ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 32px;
  transition: all var(--transition);
}

.nav.scrolled {
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-bottom: 0.5px solid rgba(0,0,0,0.06);
  box-shadow: 0 1px 24px rgba(0,0,0,0.04);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 auto;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 400;
  transition: all var(--transition);
}

.nav-links a:hover {
  background: rgba(0,0,0,0.05);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: #1d1d1f;
  color: #fff;
  box-shadow: none;
}

.btn-primary:hover {
  background: #000;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  text-decoration: none;
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 0.5px solid rgba(0,0,0,0.15);
}

.btn-ghost:hover {
  background: rgba(0,0,0,0.05);
  color: var(--text-primary);
  text-decoration: none;
}

.btn-teal {
  background: #1d1d1f;
  color: #fff;
  box-shadow: none;
}

.btn-teal:hover {
  background: #000;
  transform: translateY(-1px);
  text-decoration: none;
  color: #fff;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 17px;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 13px;
}

/* ── Section Layout ── */
.section {
  position: relative;
  z-index: 1;
  padding: 120px 32px;
}

.section-sm { padding: 80px 32px; }
.section-dark { background: var(--bg-dark); color: #f0f0f0; }

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.container-sm {
  max-width: 720px;
  margin: 0 auto;
}

/* ── Typography ── */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(48px, 7vw, 88px);
  line-height: 1.05;
  letter-spacing: -2px;
}

.display-lg {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.1;
  letter-spacing: -1.5px;
}

.display-md {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.15;
  letter-spacing: -1px;
}

.text-italic { font-style: italic; }
.text-blue { color: var(--blue); }
.text-teal { color: var(--teal); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-mono { font-family: var(--font-mono); }

.label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
}

/* ── Grid ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }

/* ── Card ── */
.card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 0.5px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-lg);
}

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  background: rgba(0,0,0,0.05);
  color: var(--text-secondary);
  border: 0.5px solid rgba(0,0,0,0.1);
}

.badge-teal {
  background: rgba(0,0,0,0.05);
  color: var(--text-secondary);
  border-color: rgba(0,0,0,0.1);
}

.badge-red {
  background: rgba(229,50,59,0.1);
  color: var(--red);
  border-color: rgba(229,50,59,0.2);
}

/* ── Live Dot ── */
.live-dot {
  width: 7px; height: 7px;
  background: #1d1d1f;
  border-radius: 50%;
  display: inline-block;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.75); }
}

/* ── Waveform (hidden) ── */
.waveform { display: none; }

/* ── Countdown ── */
.countdown {
  display: flex;
  gap: 16px;
  align-items: center;
  font-family: var(--font-mono);
}

.countdown-unit {
  text-align: center;
}

.countdown-num {
  font-size: 32px;
  font-weight: 500;
  color: var(--blue);
  line-height: 1;
}

.countdown-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
  font-family: var(--font-body);
}

.countdown-sep {
  font-size: 28px;
  color: var(--text-muted);
  padding-bottom: 16px;
}


.price-new {
  font-size: 42px;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -1px;
}

.price-period {
  font-size: 15px;
  color: var(--text-muted);
  font-weight: 300;
}

/* ── Accordion ── */
.accordion-item {
  border-bottom: 0.5px solid rgba(0,0,0,0.1);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  text-align: left;
}

.accordion-trigger svg {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.accordion-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.accordion-body {
  display: none;
  padding: 0 0 20px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.accordion-body.open { display: block; }

/* ── Form Elements ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
}

.form-input {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 0.5px solid rgba(0,0,0,0.15);
  background: rgba(255,255,255,0.7);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}

select.form-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23888' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* ── Footer ── */
.footer {
  background: #fff;
  color: var(--text-secondary);
  padding: 64px 32px 32px;
  border-top: 0.5px solid rgba(0,0,0,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto 48px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
}

.footer-heading {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 0.5px solid rgba(0,0,0,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

/* ── Notification Banner ── */
.launch-banner {
  background: linear-gradient(90deg, var(--blue), #1a4e8f);
  color: #fff;
  text-align: center;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1100;
}

.launch-banner + .nav { top: 44px; }

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Mobile ── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    padding: 16px;
    border-bottom: 0.5px solid rgba(0,0,0,0.1);
  }
  .section { padding: 80px 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .display-xl { font-size: 36px; letter-spacing: -1px; }
  .display-lg { font-size: 28px; }
  .btn-lg { padding: 14px 28px; font-size: 16px; }
  .countdown-num { font-size: 22px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .nav { padding: 0 16px; }
  .section { padding: 64px 16px; }
}

/* ── Utility ── */
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mt-64 { margin-top: 64px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex  { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8  { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.w-full { width: 100%; }