/* ── Reset & Root ───────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --teal:    #00B8A9;
      --coral:   #F6416C;
      --cream:   #F8F3D4;
      --navy:    #2D3561;
      --white:   #FFFFFF;
      --gray:    #6B7280;
      --light-gray: #F1F5F9;
      --teal-dark: #009E91;
      --coral-dark: #E02D58;
    }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'Archivo', sans-serif;
      background: var(--white);
      color: var(--navy);
      overflow-x: hidden;
    }

    /* ── Typography ─────────────────────────────────────── */
    h1, h2, h3 { font-family: 'DM Serif Display', serif; line-height: 1.15; }

    /* ── Nav ────────────────────────────────────────────── */
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 100;
      display: flex; align-items: center; justify-content: space-between;
      padding: 18px 48px;
      background: transparent;
      transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
    }
    nav.scrolled {
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(12px);
      box-shadow: 0 1px 24px rgba(45,53,97,0.08);
    }
    .nav-logo {
      display: flex; align-items: center; gap: 10px;
      text-decoration: none;
    }
    .nav-logo svg { width: 38px; height: 38px; }
    .nav-logo-text {
      font-family: 'DM Serif Display', serif;
      font-size: 1.35rem;
      color: var(--white);
      transition: color 0.3s;
    }
    nav.scrolled .nav-logo-text { color: var(--navy); }
    .nav-links {
      display: flex; align-items: center; gap: 32px; list-style: none;
    }
    .nav-links a {
      text-decoration: none; font-size: 0.9rem; font-weight: 500;
      color: rgba(255,255,255,0.85);
      transition: color 0.2s;
    }
    nav.scrolled .nav-links a { color: var(--gray); }
    .nav-links a:hover { color: var(--teal); }
    .nav-cta {
      background: var(--coral);
      color: var(--white) !important;
      padding: 10px 24px;
      border-radius: 50px;
      font-weight: 600 !important;
      transition: background 0.2s, transform 0.2s !important;
    }
    .nav-cta:hover { background: var(--coral-dark) !important; transform: translateY(-1px); }

    /* ── Hero ───────────────────────────────────────────── */
    .hero {
      min-height: 100vh;
      background: linear-gradient(135deg, var(--navy) 0%, #1a2a5e 40%, #0d6e68 100%);
      display: flex; align-items: center; justify-content: center;
      position: relative; overflow: hidden;
      padding: 120px 48px 80px;
    }
    .hero::before {
      content: '';
      position: absolute; inset: 0;
      background:
        radial-gradient(ellipse 60% 50% at 70% 50%, rgba(0,184,169,0.18) 0%, transparent 70%),
        radial-gradient(ellipse 40% 60% at 20% 80%, rgba(246,65,108,0.12) 0%, transparent 70%);
      pointer-events: none;
    }
    /* Floating orbs */
    .hero-orb {
      position: absolute; border-radius: 50%;
      filter: blur(60px); pointer-events: none; opacity: 0.3;
      animation: float 8s ease-in-out infinite;
    }
    .hero-orb-1 { width: 400px; height: 400px; background: var(--teal); top: -100px; right: 10%; animation-delay: 0s; }
    .hero-orb-2 { width: 300px; height: 300px; background: var(--coral); bottom: -80px; left: 5%; animation-delay: 3s; }
    .hero-orb-3 { width: 200px; height: 200px; background: #7B4FBF; top: 30%; left: 30%; animation-delay: 5s; }

    @keyframes float {
      0%, 100% { transform: translate(0, 0) scale(1); }
      50%       { transform: translate(20px, -30px) scale(1.05); }
    }

    .hero-content {
      max-width: 1200px; width: 100%;
      display: grid; grid-template-columns: 1fr 420px;
      gap: 80px; align-items: center;
      position: relative; z-index: 1;
    }
    .hero-text { color: var(--white); }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(0,184,169,0.2);
      border: 1px solid rgba(0,184,169,0.4);
      color: #7DE8E2; font-size: 0.8rem; font-weight: 600;
      padding: 6px 16px; border-radius: 50px;
      margin-bottom: 24px;
      animation: fadeUp 0.6s ease both;
    }
    .hero-badge span { width: 6px; height: 6px; border-radius: 50%; background: #7DE8E2; }
    .hero-title {
      font-size: clamp(2.8rem, 5vw, 4.2rem);
      color: var(--white); margin-bottom: 24px;
      animation: fadeUp 0.6s 0.1s ease both;
    }
    .hero-title em { font-style: italic; color: var(--teal); }
    .hero-subtitle {
      font-size: 1.15rem; line-height: 1.7; color: rgba(255,255,255,0.72);
      max-width: 500px; margin-bottom: 40px;
      animation: fadeUp 0.6s 0.2s ease both;
    }
    .hero-buttons {
      display: flex; gap: 16px; flex-wrap: wrap;
      animation: fadeUp 0.6s 0.3s ease both;
    }
    .btn {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 32px; border-radius: 50px;
      font-size: 0.95rem; font-weight: 600;
      text-decoration: none; cursor: pointer;
      transition: all 0.2s ease;
      border: none; font-family: 'Archivo', sans-serif;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--coral), #ff6b6b);
      color: var(--white);
      box-shadow: 0 8px 24px rgba(246,65,108,0.4);
    }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(246,65,108,0.5); }
    .btn-outline {
      background: rgba(255,255,255,0.1);
      color: var(--white);
      border: 1px solid rgba(255,255,255,0.3);
      backdrop-filter: blur(8px);
    }
    .btn-outline:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
    .hero-stats {
      display: flex; gap: 32px; margin-top: 48px;
      animation: fadeUp 0.6s 0.4s ease both;
    }
    .stat { text-align: center; }
    .stat-number { font-family: 'DM Serif Display', serif; font-size: 2rem; color: var(--teal); }
    .stat-label { font-size: 0.78rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 2px; }

    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(24px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    /* ── Phone Mockup ───────────────────────────────────── */
    .phone-mockup-wrap {
      display: flex; justify-content: center;
      animation: fadeUp 0.6s 0.2s ease both;
    }
    .phone-mockup {
      width: 280px; height: 560px;
      background: var(--navy);
      border-radius: 42px;
      border: 8px solid rgba(255,255,255,0.15);
      box-shadow:
        0 40px 80px rgba(0,0,0,0.5),
        inset 0 1px 0 rgba(255,255,255,0.15);
      position: relative; overflow: hidden;
      animation: cardFloat 6s ease-in-out infinite;
    }
    @keyframes cardFloat {
      0%, 100% { transform: translateY(0) rotate(-1deg); }
      50%       { transform: translateY(-16px) rotate(1deg); }
    }
    .phone-notch {
      width: 100px; height: 28px;
      background: rgba(255,255,255,0.06);
      border-radius: 0 0 20px 20px;
      margin: 0 auto;
    }
    .phone-profile-card {
      margin: 12px; border-radius: 24px;
      background: linear-gradient(160deg, #1e3a5f, #0d6e68);
      height: 380px; position: relative; overflow: hidden;
    }
    .profile-photo-placeholder {
      width: 100%; height: 100%;
      background: linear-gradient(160deg, rgba(0,184,169,0.3), rgba(246,65,108,0.3));
      display: flex; align-items: flex-end;
    }
    .profile-initials {
      position: absolute; top: 50%; left: 50%; transform: translate(-50%, -60%);
      font-family: 'DM Serif Display', serif;
      font-size: 4rem; color: rgba(255,255,255,0.15);
    }
    .profile-verified-badge {
      position: absolute; top: 12px; right: 12px;
      background: var(--teal); color: white;
      font-size: 0.6rem; font-weight: 700;
      padding: 4px 10px; border-radius: 50px;
      display: flex; align-items: center; gap: 4px;
    }
    .profile-info {
      position: absolute; bottom: 0; left: 0; right: 0;
      background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
      padding: 20px 16px 16px;
      color: white;
    }
    .profile-name { font-family: 'DM Serif Display', serif; font-size: 1.2rem; }
    .profile-meta { font-size: 0.72rem; color: rgba(255,255,255,0.7); margin-top: 4px; }
    .profile-specialty {
      display: inline-block; background: rgba(0,184,169,0.3);
      border: 1px solid rgba(0,184,169,0.5);
      color: #7DE8E2; font-size: 0.65rem; font-weight: 600;
      padding: 3px 10px; border-radius: 50px; margin-top: 8px;
    }
    .phone-actions {
      display: flex; justify-content: center; align-items: center;
      gap: 20px; padding: 16px 12px;
    }
    .action-btn {
      width: 52px; height: 52px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; cursor: pointer;
    }
    .action-pass  { background: rgba(255,255,255,0.08); }
    .action-like  { background: linear-gradient(135deg, var(--coral), #ff6b6b); box-shadow: 0 8px 20px rgba(246,65,108,0.4); }
    .action-super { background: rgba(0,184,169,0.15); border: 1px solid rgba(0,184,169,0.3); font-size: 1rem; }

    /* ── Section Base ───────────────────────────────────── */
    section { padding: 96px 48px; }
    .container { max-width: 1160px; margin: 0 auto; }
    .section-label {
      font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
      letter-spacing: 0.1em; color: var(--teal); margin-bottom: 12px;
    }
    .section-title {
      font-size: clamp(2rem, 4vw, 3rem);
      color: var(--navy); margin-bottom: 20px;
    }
    .section-sub {
      font-size: 1.05rem; color: var(--gray);
      max-width: 560px; line-height: 1.7;
    }

    /* ── How It Works ───────────────────────────────────── */
    .how-section { background: var(--light-gray); }
    .steps-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 32px; margin-top: 56px;
    }
    .step-card {
      background: var(--white);
      border-radius: 20px;
      padding: 36px 28px;
      position: relative;
      box-shadow: 0 4px 24px rgba(45,53,97,0.06);
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .step-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(45,53,97,0.12); }
    .step-number {
      font-family: 'DM Serif Display', serif;
      font-size: 4rem; color: rgba(0,184,169,0.12);
      position: absolute; top: 20px; right: 24px;
      line-height: 1;
    }
    .step-icon {
      width: 56px; height: 56px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(0,184,169,0.15), rgba(0,184,169,0.05));
      display: flex; align-items: center; justify-content: center;
      font-size: 1.5rem; margin-bottom: 20px;
    }
    .step-card h3 { font-size: 1.2rem; margin-bottom: 12px; color: var(--navy); }
    .step-card p  { font-size: 0.9rem; color: var(--gray); line-height: 1.65; }

    /* ── Verification Methods ───────────────────────────── */
    .verify-section { background: var(--white); }
    .verify-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 32px; margin-top: 56px;
    }
    .verify-card {
      border-radius: 24px; padding: 44px 40px;
      border: 2px solid transparent;
      transition: all 0.3s ease;
      position: relative; overflow: hidden;
    }
    .verify-card.npi-card {
      background: linear-gradient(135deg, #f0fdfb, #e6fff9);
      border-color: rgba(0,184,169,0.2);
    }
    .verify-card.email-card {
      background: linear-gradient(135deg, #fff5f8, #fff0f5);
      border-color: rgba(246,65,108,0.15);
    }
    .verify-card::before {
      content: ''; position: absolute;
      width: 200px; height: 200px; border-radius: 50%;
      top: -60px; right: -60px; pointer-events: none;
    }
    .npi-card::before   { background: radial-gradient(circle, rgba(0,184,169,0.1), transparent); }
    .email-card::before { background: radial-gradient(circle, rgba(246,65,108,0.08), transparent); }
    .verify-icon {
      width: 64px; height: 64px; border-radius: 18px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.8rem; margin-bottom: 24px;
    }
    .npi-card .verify-icon   { background: rgba(0,184,169,0.15); }
    .email-card .verify-icon { background: rgba(246,65,108,0.12); }
    .verify-card h3 { font-size: 1.4rem; color: var(--navy); margin-bottom: 10px; }
    .verify-card p  { font-size: 0.9rem; color: var(--gray); line-height: 1.7; margin-bottom: 20px; }
    .verify-tag {
      display: inline-block; font-size: 0.75rem; font-weight: 700;
      padding: 4px 14px; border-radius: 50px;
    }
    .npi-card .verify-tag   { background: rgba(0,184,169,0.15); color: var(--teal-dark); }
    .email-card .verify-tag { background: rgba(246,65,108,0.12); color: var(--coral-dark); }
    .verify-list { list-style: none; margin: 16px 0 0; }
    .verify-list li {
      padding: 8px 0; font-size: 0.88rem; color: var(--gray);
      border-bottom: 1px solid rgba(0,0,0,0.05);
      display: flex; align-items: center; gap: 10px;
    }
    .verify-list li:last-child { border-bottom: none; }
    .verify-list li::before { content: '✓'; font-weight: 700; color: var(--teal); }
    .email-card .verify-list li::before { color: var(--coral); }

    /* ── Features ───────────────────────────────────────── */
    .features-section { background: var(--navy); }
    .features-section .section-title { color: var(--white); }
    .features-section .section-label { color: rgba(0,184,169,0.8); }
    .features-section .section-sub   { color: rgba(255,255,255,0.6); }
    .features-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 2px; margin-top: 56px;
      border-radius: 24px; overflow: hidden;
    }
    .feature-tile {
      background: rgba(255,255,255,0.04);
      padding: 36px 28px;
      transition: background 0.2s;
      cursor: default;
    }
    .feature-tile:hover { background: rgba(255,255,255,0.08); }
    .feature-emoji { font-size: 2rem; margin-bottom: 16px; }
    .feature-tile h3 { font-size: 1.05rem; color: var(--white); margin-bottom: 10px; }
    .feature-tile p  { font-size: 0.85rem; color: rgba(255,255,255,0.5); line-height: 1.6; }

    /* ── CTA ────────────────────────────────────────────── */
    .cta-section {
      background: linear-gradient(135deg, var(--coral), #ff6b6b, #f07b4a);
      text-align: center; padding: 96px 48px;
    }
    .cta-section h2 { color: var(--white); margin-bottom: 20px; }
    .cta-section p  { color: rgba(255,255,255,0.8); margin-bottom: 40px; font-size: 1.05rem; }
    .btn-white {
      background: var(--white);
      color: var(--coral);
    }
    .btn-white:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.2); }
    .waitlist-form {
      display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px;
    }
    .waitlist-input {
      padding: 14px 24px; border-radius: 50px;
      border: none; outline: none;
      font-size: 0.95rem; font-family: 'Archivo', sans-serif;
      width: 300px; background: rgba(255,255,255,0.95);
      color: var(--navy);
    }
    .waitlist-input::placeholder { color: #9CA3AF; }

    /* ── Footer ─────────────────────────────────────────── */
    footer {
      background: #1a1e3a;
      padding: 48px;
      color: rgba(255,255,255,0.4);
    }
    .footer-inner {
      max-width: 1160px; margin: 0 auto;
      display: flex; justify-content: space-between; align-items: center;
    }
    .footer-brand {
      font-family: 'DM Serif Display', serif;
      font-size: 1.2rem; color: rgba(255,255,255,0.7);
    }
    .footer-links { display: flex; gap: 24px; }
    .footer-links a {
      color: rgba(255,255,255,0.4); text-decoration: none;
      font-size: 0.85rem; transition: color 0.2s;
    }
    .footer-links a:hover { color: var(--teal); }

    /* ── Responsive ─────────────────────────────────────── */
    @media (max-width: 900px) {
      nav { padding: 16px 24px; }
      .nav-links { display: none; }
      section { padding: 72px 24px; }
      .hero { padding: 100px 24px 64px; }
      .hero-content { grid-template-columns: 1fr; gap: 48px; }
      .phone-mockup-wrap { order: -1; }
      .steps-grid, .features-grid, .verify-grid { grid-template-columns: 1fr; }
      .features-grid { border-radius: 20px; }
      footer { padding: 32px 24px; }
      .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
    }

    /* ── Scroll animations ──────────────────────────────── */
    .reveal {
      opacity: 0; transform: translateY(32px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }