/* ==========================================================================
   eypo HealthTech Launch - Pure Black & Monochromatic Shades Edition
   Official Launch: September 15, 2026 | Domain: eypo.tech / eypoin.me
   ========================================================================== */

:root {
  /* Pure Black & Layered Monochromatic Surfaces */
  --canvas-bg: #000000;
  --surface-base: #050505;
  --surface-card: #0a0a0a;
  --surface-card-hover: #111111;
  --surface-input: #080808;
  --surface-pill: #0c0c0c;
  --surface-modal: #080808;
  --surface-ticket: #0e0e0e;

  /* Accent Clean Colors */
  --brand-mint: #00f5a0;
  --brand-mint-hover: #00e092;
  --brand-cyan: #00d2ff;

  /* Crisp Typography Hierarchy */
  --text-pure: #ffffff;
  --text-lead: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --text-dark: #000000;

  /* Precision Monochromatic Borders */
  --border-hairline: #181818;
  --border-card: #1f1f1f;
  --border-light: #2a2a2a;
  --border-pill: #222222;
  --border-focus: #00f5a0;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html,
body {
  min-height: 100vh;
  background-color: var(--canvas-bg);
  color: var(--text-lead);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ==========================================================================
   BACKGROUND 2 INTERSECTING CIRCLES (PURE BLACK CANVAS BACKDROP)
   ========================================================================== */

.bg-teaser-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 0;
  background-color: var(--canvas-bg);
}

.teaser-svg {
  width: 100%;
  max-width: 1200px;
  height: auto;
  max-height: 85vh;
  overflow: visible;
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
.viewport-frame {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Header */
.site-header {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-pure);
}

.brand-dot {
  color: var(--brand-mint);
}

.launch-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: 2rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.live-beacon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-mint);
}

/* ==========================================================================
   HERO STAGE
   ========================================================================== */
.hero-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
}

.hero-center {
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Announcement Pill */
.announcement-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--surface-pill);
  border: 1px solid var(--border-pill);
  padding: 0.35rem 1rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-lead);
  letter-spacing: 0.06em;
  margin-bottom: 2rem;
}

.pill-sep {
  color: var(--text-dim);
}

.pill-date {
  color: var(--text-lead);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: lowercase;
}

/* Heading & Description (if uncommented) */
.hero-heading {
  font-family: var(--font-display);
  font-size: 3.35rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--text-pure);
  margin-bottom: 1.15rem;
  max-width: 760px;
}

.accent-text {
  color: var(--text-pure);
  display: inline;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 620px;
  margin-bottom: 2.25rem;
}

.hero-description strong {
  color: var(--text-pure);
}

/* ==========================================================================
   PRECISION COUNTDOWN DECK (SHADES OF BLACK)
   ========================================================================== */
.countdown-deck {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: 1.15rem;
  padding: 1.25rem 1.75rem;
  margin-bottom: 2rem;
  width: 100%;
  max-width: 540px;
}

.deck-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}

.deck-digit {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-pure);
  line-height: 1;
  letter-spacing: -0.02em;
}

.deck-item.highlight .deck-digit {
  color: var(--brand-mint);
}

.deck-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.deck-divider {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dim);
  margin-top: -0.75rem;
  opacity: 0.4;
}

/* ==========================================================================
   WAITLIST FORM & CTA (BLACK SHADES)
   ========================================================================== */
.waitlist-card {
  width: 100%;
  max-width: 520px;
  margin-bottom: 2rem;
}

.cta-form {
  margin-bottom: 0.75rem;
}

.form-row {
  display: flex;
  align-items: center;
  background: var(--surface-input);
  border: 1px solid var(--border-card);
  border-radius: 0.85rem;
  padding: 0.35rem 0.35rem 0.35rem 1rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  width: 100%;
}

.form-row:focus-within {
  border-color: var(--border-focus);
  background: #0c0c0c;
}

.input-wrapper {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.input-icon {
  width: 18px;
  height: 18px;
  color: var(--text-dim);
  margin-right: 0.65rem;
  flex-shrink: 0;
}

.cta-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-pure);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  min-width: 0;
  width: 100%;
}

.cta-input::placeholder {
  color: var(--text-dim);
}

.cta-submit {
  background: var(--brand-mint);
  color: var(--text-dark);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.7rem 1.25rem;
  border-radius: 0.65rem;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
  flex-shrink: 0;
  white-space: nowrap;
}

.cta-submit:hover {
  background: var(--brand-mint-hover);
  transform: translateY(-1px);
}

.cta-submit:active {
  transform: translateY(0);
}

.btn-arrow {
  width: 14px;
  height: 14px;
}

/* ==========================================================================
   VALUE HIGHLIGHTS ROW (SHADES OF BLACK)
   ========================================================================== */
.highlights-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.highlight-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: 2rem;
  padding: 0.45rem 0.95rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.highlight-tag:hover {
  border-color: var(--border-light);
  color: var(--text-lead);
}

.highlight-tag svg {
  width: 14px;
  height: 14px;
  color: var(--brand-mint);
}

/* ==========================================================================
   SITE FOOTER (PURE BLACK)
   ========================================================================== */
.site-footer {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-dim);
  background-color: var(--canvas-bg);
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-lead);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--brand-mint);
}

.footer-link svg {
  width: 13px;
  height: 13px;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-mint);
}

/* ==========================================================================
   MODAL LAYER (BLACK SHADES)
   ========================================================================== */
.modal-layer {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-layer.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-panel {
  position: relative;
  max-width: 440px;
  width: 100%;
  background: var(--surface-modal);
  border: 1px solid var(--border-card);
  border-radius: 1.25rem;
  padding: 2.25rem 1.75rem;
  overflow: hidden;
  transform: scale(0.94);
  transition: transform 0.25s ease;
}

.modal-layer.active .modal-panel {
  transform: scale(1);
}

.confetti-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.modal-close-trigger {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  color: var(--text-dim);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: all 0.2s ease;
}

.modal-close-trigger:hover {
  color: var(--text-pure);
  background: var(--surface-card-hover);
}

.modal-interior {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.modal-teaser-symbol {
  position: relative;
  width: 46px;
  height: 28px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
}

.modal-ring {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  position: absolute;
  background: transparent;
}

.modal-ring.r-left {
  left: 0;
  border: 2px solid var(--brand-mint);
}

.modal-ring.r-right {
  right: 0;
  border: 2px solid var(--brand-cyan);
}

.modal-pill {
  background: var(--brand-mint);
  color: var(--text-dark);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: 1rem;
  margin-bottom: 0.65rem;
}

.modal-headline {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-pure);
  margin-bottom: 0.35rem;
}

.modal-subtext {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.text-mint {
  color: var(--brand-mint);
}

.ticket-box {
  background: var(--surface-ticket);
  border: 1px dashed var(--border-light);
  border-radius: 0.85rem;
  padding: 1rem 1.25rem;
  width: 100%;
  margin-bottom: 1.15rem;
}

.ticket-caption {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--brand-mint);
  margin-bottom: 0.2rem;
}

.ticket-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-pure);
  line-height: 1.1;
}

.ticket-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
}

.share-box {
  width: 100%;
  text-align: left;
  margin-bottom: 1.15rem;
}

.share-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.3rem;
  display: block;
}

.copy-bar {
  display: flex;
  background: var(--surface-input);
  border: 1px solid var(--border-card);
  border-radius: 0.5rem;
  padding: 0.2rem 0.2rem 0.2rem 0.65rem;
}

.copy-bar input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--brand-mint);
}

.copy-action-btn {
  background: var(--brand-mint);
  color: var(--text-dark);
  border: none;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: 0.35rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: background-color 0.2s ease;
}

.copy-action-btn:hover {
  background: var(--brand-mint-hover);
}

.copy-action-btn svg {
  width: 12px;
  height: 12px;
}

.social-share-links {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: 0.45rem;
  padding: 0.35rem 0.6rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.social-btn:hover {
  color: var(--text-pure);
  border-color: var(--border-light);
  background: var(--surface-card-hover);
}

/* ==========================================================================
   TOAST FEED
   ========================================================================== */
.toast-feed {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast-bubble {
  background: #0d0d0d;
  border: 1px solid var(--border-card);
  border-radius: 0.5rem;
  padding: 0.65rem 1rem;
  color: var(--text-pure);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: toastIn 0.25s ease;
}

@keyframes toastIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive Mobile */
@media (max-width: 768px) {
  .site-header {
    padding: 1.25rem 1rem;
  }

  .hero-stage {
    padding: 2rem 1rem 3rem;
  }

  .hero-heading {
    font-size: 2.1rem;
  }

  .hero-description {
    font-size: 0.98rem;
    margin-bottom: 1.75rem;
  }

  .teaser-svg {
    max-width: 140vw;
    width: 140vw;
  }

  .countdown-deck {
    padding: 1rem 0.75rem;
    gap: 0.4rem;
    width: 100%;
  }

  .deck-digit {
    font-size: 1.6rem;
  }

  .deck-divider {
    font-size: 1.15rem;
    margin-top: -0.5rem;
  }

  .deck-label {
    font-size: 0.58rem;
  }

  /* Mobile Mail Input & Button Redesign */
  .waitlist-card {
    width: 100%;
    max-width: 100%;
    padding: 0;
    margin-bottom: 2rem;
  }

  .cta-form {
    width: 100%;
  }

  .form-row {
    display: flex;
    flex-direction: column;
    background: transparent;
    border: none;
    padding: 0;
    gap: 0.75rem;
    width: 100%;
  }

  .form-row:focus-within {
    background: transparent;
    border: none;
  }

  .input-wrapper {
    width: 100%;
    height: 52px;
    background: var(--surface-input);
    border: 1px solid var(--border-card);
    border-radius: 0.85rem;
    padding: 1rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    box-sizing: border-box;
    transition: border-color 0.2s ease, background-color 0.2s ease;
  }

  .input-wrapper:focus-within {
    border-color: var(--border-focus);
    background: #0d0d0d;
  }

  .input-wrapper .input-icon {
    width: 18px;
    height: 18px;
    color: var(--text-dim);
    margin-right: 0;
    flex-shrink: 0;
  }

  .cta-input {
    flex: 1;
    height: 100%;
    background: transparent;
    border: none;
    outline: none;
    font-size: 16px;
    /* Prevents auto-zoom on iOS */
    color: var(--text-pure);
    width: 100%;
  }

  .cta-submit {
    width: 100%;
    height: 50px;
    border-radius: 0.85rem;
    font-size: 0.95rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
  }

  .highlights-row {
    gap: 0.45rem;
    padding: 0 0.5rem;
  }

  .highlight-tag {
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
  }

  .site-footer {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
    padding: 1.25rem 1rem;
  }
}