:root {
  --bg-dark: #070a12;
  --bg-dark-2: #0b1020;
  --bg-card: #101624;
  --bg-card-soft: #151d2e;
  --bg-light: #f6f8fb;
  --bg-white: #ffffff;

  --text-main: #f8fafc;
  --text-dark: #101828;
  --text-muted: #94a3b8;
  --text-soft: #64748b;

  --silver: #d7dee8;
  --silver-dark: #aab4c3;
  --blue: #3b82f6;
  --cyan: #22d3ee;
  --green: #22c55e;
  --amber: #f59e0b;

  --border-dark: rgba(255, 255, 255, 0.12);
  --border-light: rgba(15, 23, 42, 0.12);

  --shadow-soft: 0 24px 80px rgba(15, 23, 42, 0.18);
  --shadow-dark: 0 30px 100px rgba(0, 0, 0, 0.35);

  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;

  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 10, 18, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-dark);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.2rem;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  border: 1px solid rgba(215, 222, 232, 0.55);
  background:
    radial-gradient(circle at 30% 20%, rgba(34, 211, 238, 0.28), transparent 42%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04));
  box-shadow: 0 0 32px rgba(34, 211, 238, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--silver);
  font-size: 0.94rem;
}

.nav-links a {
  opacity: 0.82;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--cyan);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--text-main);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-weight: 700;
  box-shadow: 0 14px 40px rgba(59, 130, 246, 0.28);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.26), transparent 34%),
    radial-gradient(circle at 72% 18%, rgba(34, 211, 238, 0.22), transparent 32%),
    linear-gradient(180deg, var(--bg-dark), var(--bg-dark-2));
  color: var(--text-main);
  padding: 92px 0 110px;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -32% -12%;
  height: 360px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.18), transparent 64%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, 0.97fr);
  align-items: center;
  gap: 70px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 18px;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 24px rgba(34, 197, 94, 0.8);
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(3.1rem, 8vw, 6.7rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

.hero-lead {
  max-width: 620px;
  margin: 26px 0 0;
  color: var(--silver);
  font-size: clamp(1.1rem, 2vw, 1.36rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 20px 50px rgba(59, 130, 246, 0.34);
}

.btn-secondary {
  color: var(--text-main);
  border-color: var(--border-dark);
  background: rgba(255, 255, 255, 0.06);
}

.hero-note {
  margin-top: 20px;
  color: var(--text-muted);
  font-size: 0.96rem;
}

.hero-visual {
  position: relative;
  min-height: 540px;
}

.phone-mockup {
  width: min(100%, 355px);
  margin: 0 auto;
  border-radius: 42px;
  padding: 16px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.04)),
    rgba(16, 22, 36, 0.88);
  border: 1px solid rgba(215, 222, 232, 0.24);
  box-shadow: var(--shadow-dark);
}

.phone-screen {
  min-height: 610px;
  border-radius: 32px;
  overflow: hidden;
  padding: 22px;
  background:
    radial-gradient(circle at 80% 0%, rgba(34, 211, 238, 0.24), transparent 32%),
    linear-gradient(180deg, #111827, #070a12);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--silver);
  font-size: 0.84rem;
}

.app-card {
  margin-top: 22px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid rgba(255, 255, 255, 0.11);
}

.app-card strong {
  display: block;
  color: var(--text-main);
  font-size: 1rem;
  margin-bottom: 6px;
}

.app-card span {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.app-pill-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.app-pill {
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.76rem;
  color: var(--silver);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.18);
}

.app-list {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.app-list-item {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.app-list-item b {
  display: block;
  color: var(--text-main);
  font-size: 0.92rem;
}

.app-list-item small {
  color: var(--text-muted);
}

.float-card {
  position: absolute;
  z-index: 5;
  min-width: 168px;
  padding: 16px;
  border-radius: 20px;
  color: var(--text-main);
  background: rgba(16, 22, 36, 0.78);
  border: 1px solid rgba(215, 222, 232, 0.18);
  backdrop-filter: blur(16px);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
}

.float-card b {
  display: block;
  font-size: 0.88rem;
}

.float-card span {
  display: block;
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.float-1 {
  top: 52px;
  left: 8px;
}

.float-2 {
  right: 0;
  top: 152px;
}

.float-3 {
  left: 0;
  bottom: 116px;
}

.float-4 {
  right: 12px;
  bottom: 44px;
}

.section {
  padding: 96px 0;
}

.section-dark {
  background: var(--bg-dark);
  color: var(--text-main);
}

.section-white {
  background: var(--bg-white);
}

.section-soft {
  background: var(--bg-light);
}

.section-header {
  max-width: 760px;
  margin-bottom: 46px;
}

.section-header.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.kicker {
  color: var(--blue);
  font-weight: 900;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  margin-bottom: 12px;
}

.section h2 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.section p {
  color: var(--text-soft);
  font-size: 1.05rem;
}

.section-dark p {
  color: var(--silver-dark);
}

.problem-card {
  padding: clamp(28px, 5vw, 54px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.14), transparent 34%),
    linear-gradient(135deg, #ffffff, #f2f5fa);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-soft);
}

.problem-card h2 {
  max-width: 760px;
}

.problem-card p {
  max-width: 760px;
  margin-bottom: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  min-height: 240px;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.07);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: var(--blue);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(34, 211, 238, 0.14));
  margin-bottom: 20px;
  font-weight: 900;
}

.feature-card h3,
.step-card h3,
.plan-card h3,
.pro-card h3,
.faq-item h3 {
  margin: 0 0 10px;
  color: var(--text-dark);
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.feature-card p,
.step-card p,
.plan-card p,
.pro-card p,
.faq-item p {
  margin: 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.step-card {
  position: relative;
  padding: 28px 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-dark);
}

.step-number {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 999px;
  color: var(--text-main);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-weight: 900;
}

.step-card h3 {
  color: var(--text-main);
}

.pro-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 24px;
  align-items: stretch;
}

.plan-card {
  padding: 30px;
  border-radius: var(--radius-xl);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-soft);
}

.plan-card.featured {
  color: var(--text-main);
  background:
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.18), transparent 32%),
    linear-gradient(180deg, var(--bg-card), var(--bg-dark));
  border-color: rgba(215, 222, 232, 0.18);
}

.plan-card.featured h3,
.plan-card.featured p {
  color: var(--text-main);
}

.plan-label {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--blue);
  background: rgba(59, 130, 246, 0.1);
  font-weight: 800;
  font-size: 0.78rem;
  margin-bottom: 18px;
}

.plan-card.featured .plan-label {
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.11);
}

.plan-price {
  margin: 18px 0 24px;
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.05em;
  font-weight: 900;
}

.plan-note {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.plan-card.featured .plan-note {
  color: var(--silver-dark);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 12px;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--text-soft);
}

.plan-card.featured .check-list li {
  color: var(--silver);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--green);
  font-weight: 900;
}

.pro-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.pro-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
}

.early-access {
  padding: 44px;
  border-radius: var(--radius-xl);
  color: var(--text-main);
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.24), transparent 32%),
    linear-gradient(135deg, var(--bg-dark), var(--bg-card));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-dark);
}

.early-access h2 {
  color: var(--text-main);
}

.early-access p {
  color: var(--silver-dark);
}

.faq-grid {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 24px 26px;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
}

.site-footer {
  padding: 56px 0;
  color: var(--silver);
  background: var(--bg-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 32px;
}

.footer-title {
  color: var(--text-main);
  font-weight: 900;
  margin-bottom: 12px;
}

.footer-links {
  display: grid;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--cyan);
}

.footer-bottom {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid var(--border-dark);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.legal-page {
  background: var(--bg-light);
}

.legal-hero {
  padding: 86px 0 50px;
  color: var(--text-main);
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.26), transparent 36%),
    linear-gradient(180deg, var(--bg-dark), var(--bg-dark-2));
}

.legal-hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.07em;
}

.legal-hero p {
  max-width: 720px;
  color: var(--silver-dark);
}

.legal-content {
  padding: 62px 0 90px;
}

.legal-card {
  padding: clamp(26px, 5vw, 54px);
  border-radius: var(--radius-xl);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-soft);
}

.legal-card h2 {
  margin-top: 34px;
  margin-bottom: 10px;
  letter-spacing: -0.04em;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: var(--text-soft);
}

.legal-card a {
  color: var(--blue);
  font-weight: 700;
}

/* Tablet */
@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 72px 0 88px;
  }

  .hero-grid,
  .pro-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: auto;
  }

  .float-card {
    display: none;
  }

  .feature-grid,
  .steps,
  .pro-feature-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .nav {
    min-height: 58px;
  }

  .brand {
    gap: 9px;
    font-size: 1rem;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 10px;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    padding: 38px 0 44px;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 138px;
    align-items: center;
    gap: 12px;
  }

  .hero-grid > div:first-child {
    min-width: 0;
  }

  .hero-visual {
    width: 138px;
    min-height: auto;
    justify-self: end;
    align-self: center;
  }

  .eyebrow {
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    gap: 6px;
    margin-bottom: 12px;
  }

  .eyebrow-dot {
    width: 6px;
    height: 6px;
  }

  .hero h1 {
    font-size: clamp(1.9rem, 9vw, 2.85rem);
    line-height: 0.94;
    letter-spacing: -0.065em;
  }

  .hero-lead {
    margin-top: 12px;
    font-size: 0.82rem;
    line-height: 1.4;
  }

  .hero-note {
    display: none;
  }

  .hero-actions {
    margin-top: 16px;
    gap: 8px;
    flex-direction: column;
  }

  .btn {
    width: 100%;
    min-height: 40px;
    padding: 0 10px;
    font-size: 0.74rem;
  }

  .phone-mockup {
    width: 138px;
    max-width: 138px;
    margin: 0;
    padding: 7px;
    border-radius: 26px;
  }

  .phone-screen {
    min-height: 270px;
    max-height: 270px;
    padding: 8px;
    border-radius: 20px;
  }

  .app-topbar {
    font-size: 0.48rem;
  }

  .app-card {
    margin-top: 9px;
    padding: 8px;
    border-radius: 13px;
  }

  .app-card strong {
    font-size: 0.54rem;
    line-height: 1.2;
    margin-bottom: 4px;
  }

  .app-card span {
    font-size: 0.45rem;
    line-height: 1.3;
  }

  .app-pill-row {
    gap: 4px;
    margin-top: 7px;
  }

  .app-pill {
    padding: 3px 5px;
    font-size: 0.4rem;
  }

  .app-list {
    margin-top: 9px;
    gap: 5px;
  }

  .app-list-item {
    padding: 6px;
    border-radius: 10px;
  }

  .app-list-item b {
    font-size: 0.5rem;
    line-height: 1.15;
  }

  .app-list-item small {
    font-size: 0.42rem;
    line-height: 1.2;
  }

  .app-list-item:nth-child(n+4) {
    display: none;
  }

  .float-card {
    display: none;
  }

  .section {
    padding: 56px 0;
  }

  .section-header {
    margin-bottom: 26px;
  }

  .section h2 {
    font-size: clamp(1.75rem, 8vw, 2.45rem);
    line-height: 1.05;
  }

  .section p {
    font-size: 0.92rem;
  }

  .feature-grid,
  .steps,
  .pro-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .feature-card,
  .step-card,
  .pro-card {
    min-height: auto;
    padding: 15px;
    border-radius: 18px;
  }

  .feature-icon,
  .step-number {
    width: 30px;
    height: 30px;
    margin-bottom: 10px;
    font-size: 0.72rem;
  }

  .feature-card h3,
  .step-card h3,
  .pro-card h3 {
    font-size: 0.88rem;
    line-height: 1.15;
  }

  .feature-card p,
  .step-card p,
  .pro-card p {
    font-size: 0.76rem;
    line-height: 1.42;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .problem-card,
  .early-access {
    padding: 24px;
  }

  .problem-card h2 {
    font-size: clamp(1.65rem, 8vw, 2.25rem);
  }

  .plan-card {
    padding: 24px;
  }

  .plan-price {
    font-size: 1.45rem;
  }

  .faq-item {
    padding: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    padding-bottom: 42px;
  }
}

/* Extra small phones */
@media (max-width: 380px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .hero-visual {
    width: 100%;
    justify-self: center;
  }

  .phone-mockup {
    width: 220px;
    max-width: 220px;
    margin: 0 auto;
  }

  .phone-screen {
    min-height: 410px;
    max-height: 410px;
    padding: 15px;
  }

  .app-topbar {
    font-size: 0.72rem;
  }

  .app-card {
    margin-top: 18px;
    padding: 16px;
    border-radius: 20px;
  }

  .app-card strong {
    font-size: 0.86rem;
  }

  .app-card span {
    font-size: 0.75rem;
  }

  .app-pill {
    padding: 6px 8px;
    font-size: 0.65rem;
  }

  .app-list {
    margin-top: 16px;
    gap: 9px;
  }

  .app-list-item {
    padding: 12px;
    border-radius: 15px;
  }

  .app-list-item b {
    font-size: 0.8rem;
  }

  .app-list-item small {
    font-size: 0.68rem;
  }

  .app-list-item:nth-child(n+4) {
    display: block;
  }
}