:root {
  --font-system: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --bg: #f5f5f5;
  --text: #121214;
  --muted: #5f6472;
  --card: rgba(255, 255, 255, 0.6);
  --card-dark: rgba(19, 22, 33, 0.8);
  --line: rgba(22, 24, 35, 0.1);
  --line-strong: rgba(22, 24, 35, 0.18);
  --brand: #70a8ff;
  --brand-deep: #3f73cf;
  --mint: #8de2a7;
  --violet: #8d7af7;
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --shadow: 0 30px 80px rgba(17, 25, 45, 0.08);
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-system);
  color: var(--text);
  background: var(--bg);
  line-height: 1.4;
}

.page-glow {
  display: none;
}

.container {
  width: min(var(--max-width), calc(100% - 3rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: rgba(245, 245, 245, 0.82);
  border-bottom: 1px solid rgba(18, 18, 20, 0.06);
}

.nav-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-system);
  font-size: 1.2rem;
  font-weight: 700;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 4px 14px rgba(20, 25, 38, 0.18);
}

.main-nav {
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  text-decoration: none;
  color: rgba(18, 18, 20, 0.88);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 200ms ease;
}

.main-nav a:hover {
  color: #010101;
}

.menu-toggle {
  display: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.04);
  color: #fff;
  background: linear-gradient(140deg, var(--brand), var(--brand-deep));
  min-height: 52px;
  padding: 0 1.55rem;
  font-size: 0.98rem;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
  box-shadow: 0 16px 36px rgba(89, 136, 226, 0.28);
}

.button:hover {
  transform: translateY(-2px);
  filter: saturate(1.08);
  box-shadow: 0 18px 42px rgba(74, 121, 212, 0.34);
}

.button-small {
  min-height: 42px;
  padding: 0 1.1rem;
  font-size: 0.94rem;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.64);
  color: #13161f;
  border: 1px solid rgba(19, 22, 31, 0.16);
  box-shadow: none;
}

.button-ghost {
  color: var(--text);
  border: 1px solid rgba(18, 18, 20, 0.12);
  background: rgba(255, 255, 255, 0.45);
  box-shadow: none;
}

.button-ghost:hover {
  box-shadow: none;
}

.hero {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 1rem;
  padding: clamp(3.5rem, 8vw, 6.4rem) 0 2.7rem;
}

.eyebrow {
  margin: 0;
  color: rgba(43, 50, 70, 0.72);
  letter-spacing: 0.02em;
  font-weight: 700;
  font-size: 0.9rem;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-system);
  font-weight: 800;
  font-size: clamp(2.4rem, 8vw, 5.8rem);
  line-height: 0.94;
  max-width: 14ch;
}

.lede {
  margin: 0.4rem 0 0;
  font-size: clamp(1rem, 2.15vw, 1.25rem);
  color: var(--muted);
  max-width: 43ch;
}

.hero-actions {
  display: flex;
  gap: 0.72rem;
  margin-top: 0.6rem;
}

.hero-actions .button {
  background: #10131b;
  border-color: rgba(16, 19, 27, 0.95);
  box-shadow: 0 12px 28px rgba(15, 18, 26, 0.16);
}

.hero-app-icon {
  width: clamp(74px, 8vw, 104px);
  height: clamp(74px, 8vw, 104px);
  border-radius: 22px;
  object-fit: cover;
  box-shadow: 0 18px 42px rgba(40, 54, 84, 0.22);
}

.logo-band {
  margin-top: 0.6rem;
  border-top: 1px solid rgba(18, 18, 20, 0.08);
  border-bottom: 1px solid rgba(18, 18, 20, 0.08);
  padding: 0.8rem 0;
  overflow: hidden;
}

.logo-band > p {
  text-align: center;
  margin: 0;
  font-weight: 700;
  color: rgba(28, 33, 48, 0.68);
}

.marquee {
  margin-top: 0.8rem;
  overflow: hidden;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

.marquee-track {
  width: max-content;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding-inline: 0.8rem;
  animation: marquee 28s linear infinite;
  will-change: transform;
}

.marquee-track span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 0.9rem;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 700;
  border: 1px solid rgba(22, 24, 35, 0.1);
  background: rgba(255, 255, 255, 0.56);
  color: rgba(35, 41, 61, 0.76);
}

.section {
  padding: clamp(3.2rem, 8.5vw, 7rem) 0;
}

.mock-gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.device-shot {
  border-radius: 20px;
  transform: translateY(0);
  transition: transform 220ms ease;
  overflow: hidden;
}

.device-shot:hover {
  transform: translateY(-4px);
}

.device-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.section-heading {
  margin-bottom: 1.5rem;
}

.section-heading h2 {
  margin: 0.65rem 0 0;
  font-family: var(--font-system);
  font-size: clamp(1.9rem, 4.7vw, 3.6rem);
  line-height: 1;
  max-width: 16ch;
}

.glass-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--card);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.how-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.step {
  padding: 1.7rem;
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  font-weight: 700;
  background: rgba(112, 168, 255, 0.18);
  color: #1f3762;
}

.step h3 {
  margin: 0.8rem 0 0;
  font-family: var(--font-system);
  font-size: 1.66rem;
  line-height: 1.06;
}

.step p {
  margin: 0.75rem 0 0;
  color: rgba(37, 42, 58, 0.78);
}

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

.feature {
  padding: 1.35rem;
  transition: transform 220ms ease;
}

.feature:hover {
  transform: translateY(-4px);
}

.feature h3,
.trust-item h3,
.split-card h3 {
  margin: 0;
  font-family: var(--font-system);
  font-size: 1.32rem;
}

.feature p,
.trust-item p,
.split-card p {
  margin: 0.7rem 0 0;
  color: rgba(39, 44, 62, 0.77);
}

.split {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.split-card {
  padding: 1.58rem;
}

.split-card ul {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.48rem;
}

.split-card li {
  position: relative;
  padding-left: 1.15rem;
  color: rgba(31, 36, 52, 0.84);
}

.split-card li::before {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  left: 0;
  top: 0.53em;
  transform: translateY(-50%);
  background: linear-gradient(130deg, var(--mint), var(--brand));
}

.journal-highlight {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.3rem;
  padding: 1.3rem;
}

.journal-copy {
  padding: 0.8rem;
  display: grid;
  align-content: center;
}

.journal-copy h3 {
  margin: 0;
  font-family: var(--font-system);
  font-size: clamp(1.8rem, 3.1vw, 2.6rem);
  line-height: 0.98;
}

.journal-copy p {
  margin: 0.9rem 0 0;
  color: rgba(39, 44, 62, 0.82);
  font-size: 1.05rem;
  max-width: 34ch;
}

.journal-panel {
  display: grid;
}

.journal-mock {
  border-radius: 34px;
  border: 1px solid rgba(26, 32, 48, 0.08);
  background: rgba(255, 255, 255, 0.85);
  padding: 1.6rem 1.4rem;
}

.journal-mock-head {
  margin-bottom: 0.9rem;
}

.journal-mock-head span {
  font-size: clamp(1.3rem, 2.2vw, 2rem);
  font-weight: 800;
  color: rgba(35, 41, 56, 0.95);
}

.journal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.45rem;
  margin-bottom: 0.8rem;
}

.journal-weekdays span {
  text-align: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(78, 86, 108, 0.8);
}

.journal-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.45rem;
}

.journal-cell {
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  background: rgba(241, 243, 248, 0.5);
  border: 1px solid rgba(24, 29, 42, 0.06);
  position: relative;
  overflow: hidden;
}

.journal-cell.is-blank {
  border-color: transparent;
  background: transparent;
}

.journal-cell.is-dot {
  border-color: transparent;
  background: transparent;
}

.journal-cell.is-dot::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(192, 197, 209, 0.92);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.journal-photo {
  border-radius: 16px;
  background: rgba(236, 239, 246, 0.86);
  border-color: rgba(35, 42, 61, 0.14);
}

.journal-photo.is-large {
  border-radius: 19px;
}

.journal-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 180ms ease;
}

.journal-photo.is-loaded img {
  opacity: 1;
}

.journal-photo.is-empty {
  border-color: transparent;
  background: transparent;
}

.journal-photo.is-empty::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(192, 197, 209, 0.92);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.cta {
  position: relative;
}

.cta-card {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(130, 156, 208, 0.22);
  background:
    linear-gradient(150deg, rgba(24, 27, 39, 0.95), rgba(28, 35, 54, 0.9) 54%, rgba(42, 57, 93, 0.92));
  color: #fff;
  padding: clamp(1.8rem, 5vw, 3.5rem);
  text-align: center;
  box-shadow: 0 34px 80px rgba(11, 14, 24, 0.33);
}

.cta-card .eyebrow {
  color: rgba(217, 225, 255, 0.72);
}

.cta-card h2 {
  margin: 0.85rem 0 0;
  font-family: var(--font-system);
  font-size: clamp(2rem, 4.4vw, 3.55rem);
  line-height: 0.96;
}

.cta-card p {
  margin: 1rem auto 1.45rem;
  max-width: 58ch;
  color: rgba(225, 233, 255, 0.84);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  gap: 1rem;
  border: 0;
  background: transparent;
  color: var(--text);
  font-family: var(--font-system);
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 1rem;
  cursor: pointer;
}

.faq-question span {
  font-size: 1.4rem;
  color: rgba(19, 23, 35, 0.72);
  transition: transform 200ms ease;
}

.faq-item.is-open .faq-question span {
  transform: rotate(45deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 240ms ease;
}

.faq-answer p {
  overflow: hidden;
  margin: 0;
  padding: 0 1rem;
  color: rgba(42, 48, 68, 0.77);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer p {
  padding-bottom: 1rem;
}

.site-footer {
  border-top: 1px solid rgba(18, 18, 20, 0.08);
  padding: 2.4rem 0 1.2rem;
}

.footer-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1.4fr 1fr 1fr;
}

.footer-grid h4 {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(36, 43, 60, 0.9);
}

.footer-grid a {
  display: block;
  width: fit-content;
  margin-top: 0.6rem;
  text-decoration: none;
  color: rgba(36, 43, 60, 0.77);
  font-size: 0.92rem;
}

.footer-grid a:hover {
  color: #151926;
}

.footer-tagline {
  margin: 0.85rem 0 0;
  color: rgba(41, 47, 65, 0.68);
  max-width: 32ch;
}

.copyright {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.83rem;
  color: rgba(41, 47, 65, 0.56);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 760ms ease, transform 760ms ease;
}

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

@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@media (max-width: 1100px) {
  .hero {
    padding-top: 4.2rem;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mock-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 840px) {
  .container {
    width: min(var(--max-width), calc(100% - 1.4rem));
  }

  .main-nav {
    position: absolute;
    right: 0.7rem;
    top: 66px;
    margin: 0;
    min-width: 220px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(20, 22, 30, 0.1);
    box-shadow: 0 22px 40px rgba(15, 17, 26, 0.16);
    border-radius: 15px;
    padding: 0.95rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .main-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .menu-toggle {
    margin-left: auto;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid rgba(18, 18, 20, 0.14);
    background: rgba(255, 255, 255, 0.5);
    display: grid;
    place-content: center;
    gap: 5px;
    cursor: pointer;
  }

  .menu-toggle span {
    width: 18px;
    height: 2px;
    background: rgba(16, 16, 20, 0.84);
    transition: transform 180ms ease;
  }

  .menu-toggle[aria-expanded='true'] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded='true'] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .button-small {
    display: none;
  }

  .feature-grid,
  .mock-gallery,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .section {
    padding: 2.7rem 0;
  }

  .journal-highlight {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

  .journal-copy {
    padding: 0.35rem;
  }
}

@media (max-width: 460px) {
  .hero {
    padding-top: 3.2rem;
  }

  .hero-actions {
    gap: 0.6rem;
  }

  .journal-copy h3 {
    font-size: 1.5rem;
  }

  .journal-copy p {
    font-size: 0.98rem;
  }

  .button {
    width: 100%;
  }
}