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

    :root {
      --red:          #dc052e;
      --red-dk:       #a80022;
      --bg:           #ffffff;
      --bg2:          #f7f5f5;
      --bg3:          #eeebeb;
      --text:         #1a1616;
      --text2:        #706868;
      --border:       rgba(220, 5, 46, 0.15);
      --border2:      rgba(0, 0, 0, 0.06);
      --radius:       12px;
      --font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
      --nav-bg:       rgba(255, 255, 255, 0.92);
      --nav-hover-bg: rgba(0, 0, 0, 0.05);
    }

    [data-theme="dark"] {
      --bg:           #0f0d0d;
      --bg2:          #1a1616;
      --bg3:          #251e1e;
      --text:         #f5f0f0;
      --text2:        #a08888;
      --border:       rgba(220, 5, 46, 0.12);
      --border2:      rgba(255, 255, 255, 0.06);
      --nav-bg:       rgba(15, 13, 13, 0.92);
      --nav-hover-bg: rgba(255, 255, 255, 0.06);
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: var(--font);
      font-size: 16px;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    /* ── Referral banner ──────────────────────────────────────── */
    #ref-banner {
      display: none;
      background: var(--red);
      color: #fff;
      text-align: center;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 500;
    }

    /* ── Nav ──────────────────────────────────────────────────── */
    nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--nav-bg);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border);
      padding: 12px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-logo {
      background: #fff;
      border-radius: 6px;
      padding: 4px 10px;
      display: flex;
      align-items: center;
      text-decoration: none;
      color: inherit;
    }
    .nav-logo img { height: 28px; display: block; }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }
    .nav-links a {
      color: var(--text2);
      text-decoration: none;
      font-size: 13px;
      font-weight: 500;
      padding: 10px 12px;
      border-radius: 8px;
      transition: color 0.2s, background 0.2s;
      white-space: nowrap;
    }
    .nav-links a:hover { color: var(--text); background: var(--nav-hover-bg); }

    .nav-cta {
      background: var(--red);
      color: #fff;
      font-weight: 700;
      font-size: 14px;
      padding: 12px 22px;
      border-radius: 100px;
      text-decoration: none;
      transition: background 0.2s, transform 0.15s;
      white-space: nowrap;
      min-height: 48px;
      display: inline-flex;
      align-items: center;
    }
    .nav-cta:hover { background: var(--red-dk); transform: translateY(-1px); }

    /* ── Layout ───────────────────────────────────────────────── */
    .container  { max-width: 1000px; margin: 0 auto; padding: 0 24px; }
    .section    { padding: 64px 0; }
    .section-sm { padding: 40px 0; }
    .centered   { text-align: center; }

    .pill {
      display: inline-block;
      background: rgba(220, 5, 46, 0.12);
      color: var(--red);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 1.2px;
      text-transform: uppercase;
      padding: 5px 14px;
      border-radius: 100px;
      margin-bottom: 18px;
    }

    h1 { font-size: clamp(30px, 5.5vw, 54px); font-weight: 800; line-height: 1.15; letter-spacing: -1px; text-wrap: balance; }
    h2 { font-size: clamp(22px, 4vw, 36px);   font-weight: 700; line-height: 1.25; letter-spacing: -0.5px; text-wrap: balance; }
    h3 { font-size: 17px; font-weight: 600; text-wrap: balance; }

    /* ── Hero ─────────────────────────────────────────────────── */
    #hero {
      padding: 72px 0 64px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    /* Pulsing red glow behind hero content */
    #hero::before {
      content: '';
      position: absolute;
      top: -220px; left: 50%;
      transform: translateX(-50%) scale(1);
      width: 720px; height: 720px;
      background: radial-gradient(circle, rgba(220,5,46,0.22) 0%, rgba(220,5,46,0.05) 52%, transparent 70%);
      pointer-events: none;
      animation: glowPulse 4s ease-in-out infinite;
    }

    @keyframes glowPulse {
      0%, 100% { transform: translateX(-50%) scale(1);    opacity: 0.85; }
      50%       { transform: translateX(-50%) scale(1.18); opacity: 1;    }
    }

    /* Stagger fade-up for each hero element
       opacity:0 as default ensures elements start invisible before animation fires */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(24px); }
      to   { opacity: 1; transform: translateY(0);    }
    }
    #hero .pill        { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.10s forwards; }
    #hero h1           { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.24s forwards; }
    #hero .hero-rate   { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.40s forwards; }
    #hero .hero-sub    { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.54s forwards; }
    #hero .btn-primary      { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.68s forwards; }
    #hero .hero-platforms   { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.78s forwards; }
    #hero .hero-badges      { opacity: 0; animation: fadeUp 0.6s cubic-bezier(.22,1,.36,1) 0.90s forwards; }

    .hero-rate {
      font-size: clamp(48px, 10vw, 84px);
      font-weight: 900;
      color: var(--red);
      line-height: 1.1;
      margin: 20px 0 6px;
      letter-spacing: -2px;
    }
    .hero-rate span {
      font-size: 0.42em;
      vertical-align: middle;
      color: var(--text2);
      font-weight: 500;
      letter-spacing: 0;
    }
    .hero-sub {
      font-size: 18px;
      color: var(--text2);
      max-width: 480px;
      margin: 0 auto 42px;
      line-height: 1.65;
    }
    .btn-primary {
      display: inline-block;
      background: var(--red);
      color: #fff;
      font-weight: 800;
      font-size: 17px;
      padding: 17px 44px;
      border-radius: 100px;
      text-decoration: none;
      transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
      box-shadow: 0 0 48px rgba(220, 5, 46, 0.35);
    }
    .btn-primary:hover { background: var(--red-dk); transform: translateY(-2px); box-shadow: 0 6px 36px rgba(220, 5, 46, 0.45); }
    .hero-platforms {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      margin-top: 22px;
      font-size: 13px;
      color: var(--text2);
      flex-direction: column;
    }
    .hero-platforms .platform-icons {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .hero-platforms svg { width: 32px; height: 32px; fill: var(--text2); }
    .hero-platforms .platform-note {
      font-size: 11px;
      color: var(--text2);
      opacity: 0.7;
    }
    .hero-badges { margin-top: 18px; font-size: 13px; color: var(--text2); }
    .hero-badges span { margin: 0 8px; }

    /* ── Calculator ───────────────────────────────────────────── */
    #calc-wrap {
      background: var(--bg2);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 48px;
      max-width: 580px;
      margin: 0 auto;
      text-align: center;
      box-shadow: 0 0 60px rgba(220,5,46,0.06), inset 0 1px 0 rgba(255,255,255,0.04);
    }
    #calc-wrap h2 { margin-bottom: 6px; }
    .calc-sub { color: var(--text2); margin-bottom: 36px; font-size: 15px; }

    .slider-row {
      display: flex;
      justify-content: space-between;
      font-size: 14px;
      color: var(--text2);
      margin-bottom: 10px;
    }
    .slider-row .val { color: var(--text); font-weight: 700; }

    input[type=range] {
      -webkit-appearance: none;
      width: 100%; height: 44px;
      background: transparent;
      border-radius: 0;
      outline: none;
      cursor: pointer;
      margin-bottom: 12px;
    }
    input[type=range]::-webkit-slider-runnable-track {
      height: 6px;
      background: var(--bg3);
      border-radius: 3px;
    }
    input[type=range]::-moz-range-track {
      height: 6px;
      background: var(--bg3);
      border-radius: 3px;
      border: none;
    }
    input[type=range]::-webkit-slider-thumb {
      -webkit-appearance: none;
      width: 28px; height: 28px;
      margin-top: -11px;
      background: var(--red);
      border-radius: 50%;
      box-shadow: 0 0 14px rgba(220,5,46,0.6);
    }
    input[type=range]::-moz-range-thumb {
      width: 28px; height: 28px;
      background: var(--red);
      border-radius: 50%; border: none;
    }

    .amounts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .amount-card {
      background: var(--bg3);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px 16px;
    }
    .amount-label { font-size: 12px; color: var(--text2); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.6px; }
    .amount-val { font-size: 38px; font-weight: 800; color: var(--red); letter-spacing: -1px; line-height: 1; }
    .amount-period { font-size: 12px; color: var(--text2); margin-top: 4px; }
    .calc-note { margin-top: 20px; font-size: 12px; color: var(--text2); }

    /* ── Milestone reward ────────────────────────────────────── */
    #milestone-wrap { margin-top: 28px; }
    #milestone-container {
      position: relative;
      width: 100%;
      aspect-ratio: 4/3;
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg3);
      border: 1px solid var(--border);
    }
    .milestone-img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 20px;
      opacity: 0;
      transition: opacity 0.35s ease;
    }
    picture.milestone-img { display: flex; align-items: center; justify-content: center; }
    picture.milestone-img img { max-width: 100%; max-height: 100%; object-fit: contain; }
    .milestone-img.active { opacity: 1; }
    #milestone-badge {
      position: absolute;
      top: 10px; right: 10px;
      background: var(--red);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.5px;
      padding: 4px 10px;
      border-radius: 20px;
      display: none;
      align-items: center;
      gap: 4px;
    }
    #milestone-label {
      margin-top: 12px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      text-align: center;
    }

    /* ── Reminder countdown ───────────────────────────────────── */
    #reminder-wrap {
      max-width: 580px;
      margin: 32px auto 0;
      background: var(--bg2);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 40px 32px 32px;
      box-shadow: 0 2px 16px rgba(0,0,0,0.04);
      transition: border-color 0.3s;
    }
    #reminder-wrap.reminder-ready {
      animation: reminderPulse 1.6s ease-in-out infinite;
    }
    @keyframes reminderPulse {
      0%, 100% { border-color: var(--red); box-shadow: 0 0 0 0 rgba(220,5,46,0.25); }
      50%      { border-color: var(--red); box-shadow: 0 0 24px 4px rgba(220,5,46,0.18); }
    }
    .reminder-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      align-items: center;
      margin-bottom: 28px;
    }
    .countdown-col {
      display: flex;
      flex-direction: column;
      align-items: center;
      position: relative;
    }
    .countdown-ring {
      width: 140px;
      height: 140px;
      transform: rotate(-90deg);
    }
    .ring-track {
      fill: none;
      stroke: var(--bg3);
      stroke-width: 7;
    }
    .ring-fill {
      fill: none;
      stroke: var(--red);
      stroke-width: 7;
      stroke-linecap: round;
      transition: stroke-dashoffset 0.4s ease;
    }
    .countdown-digits {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      font-size: clamp(28px, 6vw, 38px);
      font-weight: 800;
      color: var(--text);
      font-variant-numeric: tabular-nums;
      letter-spacing: -0.5px;
    }
    .cd-sep { opacity: 0.4; margin: 0 1px; }
    .countdown-label {
      margin-top: 8px;
      font-size: 12px;
      color: var(--text2);
      letter-spacing: 0.5px;
      text-transform: uppercase;
    }
    .reminder-earnings {
      text-align: center;
    }
    .reminder-earnings .amount-val {
      font-size: 38px;
      font-weight: 800;
      color: var(--red);
      letter-spacing: -1px;
      line-height: 1;
      margin: 8px 0;
    }
    .btn-notify {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      width: 100%;
      padding: 14px 24px;
      background: var(--red);
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      border: none;
      border-radius: 100px;
      cursor: pointer;
      transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
      box-shadow: 0 0 32px rgba(220,5,46,0.25);
    }
    .btn-notify:hover {
      background: var(--red-dk);
      transform: translateY(-1px);
      box-shadow: 0 0 48px rgba(220,5,46,0.35);
    }
    .btn-notify:active { transform: translateY(0); }
    .btn-notify.active {
      background: #16a34a;
      box-shadow: 0 0 24px rgba(22,163,74,0.2);
    }
    .btn-notify.active:hover { background: #15803d; }
    .btn-notify.stop {
      background: var(--text2);
      box-shadow: none;
    }
    .btn-notify.stop:hover { background: var(--text); }
    .btn-notify:disabled {
      background: var(--bg3);
      color: var(--text2);
      cursor: not-allowed;
      box-shadow: none;
      transform: none;
    }
    .reminder-note {
      margin-top: 12px;
      font-size: 12px;
      color: var(--text2);
      text-align: center;
    }

    /* Floating reminder widget */
    #reminder-fab {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 90;
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 10px 18px;
      background: var(--nav-bg);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border);
      border-radius: 100px;
      box-shadow: 0 4px 24px rgba(0,0,0,0.12);
      cursor: pointer;
      transition: transform 0.4s cubic-bezier(.22,1,.36,1), opacity 0.3s;
      font-variant-numeric: tabular-nums;
    }
    #reminder-fab.hidden {
      transform: translateY(80px);
      opacity: 0;
      pointer-events: none;
    }
    #reminder-fab #fab-time {
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
    }
    #reminder-fab #fab-earned {
      font-size: 13px;
      font-weight: 600;
      color: var(--red);
    }
    #reminder-fab.fab-ready {
      animation: reminderPulse 1.6s ease-in-out infinite;
    }

    @media (prefers-reduced-motion: reduce) {
      #reminder-wrap.reminder-ready,
      #reminder-fab.fab-ready { animation: none; }
      .ring-fill { transition: none; }
    }

    /* ── How it works ─────────────────────────────────────────── */
    .steps {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 48px;
    }
    .step {
      background: var(--bg2);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 32px 24px;
      text-align: center;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .step:hover { border-color: rgba(220,5,46,0.35); box-shadow: 0 4px 24px rgba(220,5,46,0.08); }
    .step-num {
      color: var(--red);
      font-weight: 800; font-size: 42px;
      line-height: 1;
      display: block;
      margin: 0 auto 14px;
      font-variant-numeric: tabular-nums;
      opacity: 0.9;
    }
    .step h3 { margin-bottom: 8px; }
    .step p  { color: var(--text2); font-size: 14px; line-height: 1.65; }

    /* ── App demo ─────────────────────────────────────────────── */
    #demo {
      background: linear-gradient(180deg, var(--bg3) 0%, var(--bg2) 100%);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    .demo-inner {
      display: flex;
      align-items: center;
      gap: 40px;
    }
    .demo-text { flex: 1; }
    .demo-text h2 { margin-bottom: 16px; }
    .demo-text p  { color: var(--text2); font-size: 16px; line-height: 1.7; margin-bottom: 32px; }
    .demo-video { flex-shrink: 0; }
    .demo-video video {
      width: auto;
      max-width: 280px;
      max-height: 55vh;
      display: block;
      border-radius: var(--radius);
    }

    /* ── Screenshots ──────────────────────────────────────────── */
    .screenshots-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 48px;
    }
    .screenshot-card {
      background: var(--bg2);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      cursor: zoom-in;
      transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
    }
    .screenshot-card:hover {
      border-color: rgba(220,5,46,0.5);
      transform: translateY(-4px);
      box-shadow: 0 12px 40px rgba(220,5,46,0.12);
    }
    .screenshot-card img {
      width: 100%;
      display: block;
      border-radius: var(--radius) var(--radius) 0 0;
    }
    .screenshot-caption {
      padding: 14px 16px;
      font-size: 13px;
      color: var(--text2);
      line-height: 1.5;
      border-top: 1px solid var(--border);
    }
    .screenshot-caption strong { color: var(--text); display: block; margin-bottom: 2px; }

    /* ── Lightbox ──────────────────────────────────────────────── */
    #lightbox {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 1000;
      background: rgba(0, 0, 0, 0.93);
      align-items: center;
      justify-content: center;
      cursor: zoom-out;
      padding: 24px;
      animation: lbFade 0.18s ease;
    }
    #lightbox.open { display: flex; }
    @keyframes lbFade { from { opacity: 0; } to { opacity: 1; } }

    #lightbox-img {
      max-width: 100%;
      max-height: 88vh;
      object-fit: contain;
      border-radius: var(--radius);
      box-shadow: 0 32px 96px rgba(0,0,0,0.9);
      cursor: default;
    }
    #lightbox-close {
      position: absolute;
      top: 20px; right: 24px;
      width: 40px; height: 40px;
      border-radius: 50%;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.15);
      color: #fff;
      font-size: 20px;
      cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      transition: background 0.2s;
    }
    #lightbox-close:hover { background: rgba(220,5,46,0.5); }
    #lightbox-caption {
      position: absolute;
      bottom: 24px; left: 50%;
      transform: translateX(-50%);
      color: rgba(255,255,255,0.6);
      font-size: 13px;
      white-space: nowrap;
    }

    /* ── Trust strip ──────────────────────────────────────────── */
    #trust {
      background: linear-gradient(180deg, var(--bg2) 0%, var(--bg3) 100%);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    .trust-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      text-align: center;
    }
    .trust-item { padding: 40px 20px; border-right: 1px solid var(--border); }
    .trust-item:last-child { border-right: none; }
    .trust-icon { width: 28px; height: 28px; margin: 0 auto 10px; display: block; color: var(--red); }
    .trust-icon svg { width: 28px; height: 28px; display: block; }
    .trust-item h3 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
    .trust-item p  { font-size: 13px; color: var(--text2); line-height: 1.5; }

    /* ── Impact 1% ────────────────────────────────────────────── */
    .impact-card {
      display: flex;
      align-items: center;
      gap: 24px;
      background: linear-gradient(135deg, rgba(220,5,46,0.1) 0%, rgba(220,5,46,0.04) 100%);
      border: 1px solid rgba(220,5,46,0.25);
      border-radius: 16px;
      padding: 28px 36px;
      max-width: 680px;
      margin: 0 auto;
      text-align: left;
    }
    .impact-icon {
      flex-shrink: 0;
      color: var(--red);
      width: 32px;
      height: 32px;
    }
    .impact-icon svg { width: 32px; height: 32px; display: block; }
    .impact-text {
      font-size: 15px;
      color: var(--text2);
      line-height: 1.7;
    }
    .impact-text strong {
      color: var(--text);
      display: block;
      margin-bottom: 4px;
      font-size: 16px;
    }

    /* ── FAQ ──────────────────────────────────────────────────── */
    .faq-wrap { max-width: 680px; margin: 0 auto; }

    details {
      border: 1px solid var(--border2);
      border-radius: var(--radius);
      margin-bottom: 10px;
      overflow: hidden;
      transition: border-color 0.2s;
    }
    details[open] { border-color: rgba(220,5,46,0.35); }

    summary {
      padding: 18px 24px;
      cursor: pointer;
      font-weight: 600;
      font-size: 15px;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
      gap: 12px;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after {
      content: '+';
      font-size: 20px;
      color: var(--red);
      font-weight: 300;
      flex-shrink: 0;
      transition: transform 0.2s;
    }
    details[open] summary::after { transform: rotate(45deg); }

    .faq-body {
      padding: 0 24px 20px;
      color: var(--text2);
      font-size: 14px;
      line-height: 1.75;
    }
    .faq-body strong { color: var(--text); }

    /* ── Final CTA ────────────────────────────────────────────── */
    #final-cta {
      text-align: center;
      padding: 72px 0;
      position: relative;
      overflow: hidden;
    }
    #final-cta::after {
      content: '';
      position: absolute;
      bottom: -120px; left: 50%;
      transform: translateX(-50%);
      width: 600px; height: 600px;
      background: radial-gradient(circle, rgba(220,5,46,0.18) 0%, rgba(220,5,46,0.04) 50%, transparent 70%);
      pointer-events: none;
    }
    #final-cta h2 { margin-bottom: 14px; }
    .final-badges { color: var(--text2); font-size: 14px; margin-bottom: 40px; }

    /* ── Brand video (bottom) ─────────────────────────────────── */
    #brand-video {
      background: var(--bg2);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }
    #brand-video video {
      width: 100%;
      display: block;
      border-radius: var(--radius);
    }

    /* ── Contact ──────────────────────────────────────────────── */
    #contact {
      background: var(--bg2);
      border-top: 1px solid var(--border);
    }
    .contact-inner {
      max-width: 680px;
      margin: 0 auto;
      text-align: center;
    }
    .contact-inner h2 { margin-bottom: 10px; }
    .contact-inner .contact-sub {
      color: var(--text2);
      font-size: 15px;
      margin-bottom: 36px;
      line-height: 1.65;
    }
    .contact-form-wrap {
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border);
    }
    .contact-form {
      padding: 32px;
      text-align: left;
      background: var(--bg);
    }
    .form-group {
      margin-bottom: 20px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 6px;
      letter-spacing: 0.3px;
    }
    .form-group input,
    .form-group textarea {
      width: 100%;
      padding: 10px 14px;
      background: var(--bg2);
      border: 1px solid var(--border);
      border-radius: 8px;
      font-family: inherit;
      font-size: 15px;
      color: var(--text);
      transition: border-color 0.2s, box-shadow 0.2s;
      box-sizing: border-box;
    }
    .form-group input:focus,
    .form-group textarea:focus {
      outline: none;
      border-color: var(--red);
      box-shadow: 0 0 0 3px rgba(220, 5, 46, 0.12);
    }
    .form-group textarea {
      resize: vertical;
      min-height: 130px;
    }
    .contact-form .btn-submit {
      width: 100%;
      padding: 13px 24px;
      background: var(--red);
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      border: none;
      border-radius: 8px;
      cursor: pointer;
      transition: background 0.2s, transform 0.15s;
      letter-spacing: 0.3px;
    }
    .contact-form .btn-submit:hover:not(:disabled) {
      background: var(--red-dk);
      transform: translateY(-1px);
    }
    .contact-form .btn-submit:disabled {
      opacity: 0.6;
      cursor: not-allowed;
    }
    .form-feedback {
      margin-top: 16px;
      padding: 12px 16px;
      border-radius: 8px;
      font-size: 14px;
      display: none;
    }
    .form-feedback.success {
      background: rgba(22, 163, 74, 0.12);
      color: #16a34a;
      border: 1px solid rgba(22, 163, 74, 0.3);
      display: block;
    }
    .form-feedback.error {
      background: rgba(220, 5, 46, 0.10);
      color: var(--red);
      border: 1px solid rgba(220, 5, 46, 0.3);
      display: block;
    }

    /* ── Footer ───────────────────────────────────────────────── */
    footer {
      border-top: 1px solid var(--border);
      padding: 28px 24px;
      text-align: center;
      font-size: 13px;
      color: var(--text2);
      line-height: 1.7;
    }
    footer a {
      display: inline-block;
      padding: 8px 0;
      min-height: 44px;
      line-height: 28px;
    }

    /* ── Responsive ───────────────────────────────────────────── */
    @media (max-width: 760px) {
      .nav-links { display: none; }
      .impact-card { flex-direction: column; text-align: center; padding: 24px 20px; gap: 12px; }
      .demo-inner { flex-direction: column; gap: 40px; text-align: center; }
      .demo-video { order: -1; }
      .demo-video video { width: 100%; max-width: 420px; }
      .steps      { grid-template-columns: 1fr; }
      .trust-grid { grid-template-columns: repeat(2, 1fr); }
      .trust-item { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
      .trust-item:nth-child(2n) { border-right: none; }
      .trust-item:nth-last-child(-n+2) { border-bottom: none; }
      #calc-wrap { padding: 32px 20px; }
      .reminder-grid { grid-template-columns: 1fr; gap: 20px; }
      #reminder-wrap { padding: 32px 20px; }
    }
    @media (max-width: 760px) {
      .screenshots-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 480px) {
      .screenshots-grid { grid-template-columns: 1fr; }
      .btn-primary { display: block; width: 100%; text-align: center; }
      .hero-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 12px; }
      .hero-badges span { margin: 0; }
      #reminder-fab { left: 16px; right: 16px; width: auto; justify-content: center; }
    }

    /* ── Theme toggle ─────────────────────────────────────────── */
    #theme-toggle {
      background: var(--bg3);
      border: 1px solid var(--border2);
      color: var(--text2);
      width: 44px; height: 44px;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      font-size: 16px;
      transition: background 0.2s, border-color 0.2s, color 0.2s;
      flex-shrink: 0;
    }
    #theme-toggle:hover { background: var(--bg2); color: var(--text); }