:root {
  --ink: #f8fbff;
  --muted: #c7d3e8;
  --soft: #93a6c5;
  --navy: #07111f;
  --blue: #12386f;
  --violet: #6e5cf7;
  --cyan: #38d9f2;
  --mint: #59d99d;
  --amber: #ffc45f;
  --coral: #ff7b63;
  --panel: rgba(10, 24, 45, 0.72);
  --panel-strong: rgba(15, 34, 61, 0.9);
  --line: rgba(255, 255, 255, 0.15);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: "Plus Jakarta Sans", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 12%, rgba(89, 217, 157, 0.20), transparent 22rem),
    radial-gradient(circle at 86% 4%, rgba(110, 92, 247, 0.22), transparent 25rem),
    radial-gradient(circle at 74% 58%, rgba(56, 217, 242, 0.10), transparent 23rem),
    linear-gradient(145deg, #07111f 0%, #0b1d34 48%, #08111f 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.55;
  mask-image: radial-gradient(circle at 50% 22%, #000 0%, rgba(0, 0, 0, 0.65) 42%, transparent 82%);
}

body::after {
  content: "";
  position: fixed;
  inset: -12rem;
  z-index: -1;
  pointer-events: none;
  background:
    conic-gradient(from 140deg at 18% 22%, transparent, rgba(56, 217, 242, 0.12), transparent 28%),
    conic-gradient(from 40deg at 82% 12%, transparent, rgba(255, 196, 95, 0.12), transparent 26%);
  animation: ambientShift 18s linear infinite;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 3000;
  padding: 0.75rem 1rem;
  border-radius: 14px;
  color: #081322;
  background: #ffffff;
}

.promo-banner {
  position: sticky;
  top: 0;
  z-index: 30;
  margin: 0;
  padding: 0.16rem 1rem;
  color: #06111f;
  background: linear-gradient(90deg, var(--cyan), var(--mint), var(--amber));
  box-shadow: 0 18px 42px rgba(56, 217, 242, 0.18);
}

.promo-banner .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-weight: 900;
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.1;
}

.promo-banner i {
  font-size: 0.86rem;
}

.promo-banner a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  color: #ffffff;
  background: rgba(6, 17, 31, 0.84);
}

.page-nav {
  position: sticky;
  top: 22px;
  z-index: 15;
  padding: 0.34rem 0;
  backdrop-filter: blur(18px);
}

.page-nav .container {
  padding: 0.42rem 0.82rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(7, 17, 31, 0.72);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 13px;
  object-fit: cover;
  box-shadow: 0 16px 36px rgba(56, 217, 242, 0.18);
}

.brand-title,
h1,
h2,
h3 {
  font-family: "DM Serif Display", Georgia, serif;
}

.brand-title {
  font-size: 0.96rem;
  letter-spacing: 0;
}

.page-nav .btn-link {
  color: var(--muted);
  font-weight: 800;
  font-size: 0.86rem;
}

.page-nav .btn-link:hover,
.page-nav .btn-link:focus,
.page-nav .active-link {
  color: #ffffff;
}

.hero {
  position: relative;
  padding: clamp(1.1rem, 3vw, 2.2rem) 0 clamp(1.1rem, 2.4vw, 1.8rem);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -4rem 0 auto;
  height: 32rem;
  border: 0;
  border-radius: 0;
  background:
    radial-gradient(circle at 14% 44%, rgba(89, 217, 157, 0.18), transparent 17rem),
    radial-gradient(circle at 78% 18%, rgba(110, 92, 247, 0.18), transparent 18rem);
  opacity: 1;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-inline: clamp(1.4rem, 3.6vw, 3.25rem);
  padding-top: clamp(1rem, 2.6vw, 2.25rem);
  padding-bottom: clamp(0.8rem, 2vw, 1.6rem);
}

.eyebrow,
.soft-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: fit-content;
  padding: 0.42rem 0.72rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.10);
  font-size: 0.78rem;
  font-weight: 900;
  backdrop-filter: blur(16px);
}

.hero h1 {
  max-width: 620px;
  margin: 0.72rem 0 0.62rem;
  font-size: clamp(1.8rem, 3.25vw, 2.85rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.lead-copy,
.section-copy {
  color: var(--muted);
  line-height: 1.72;
}

.lead-copy {
  max-width: 680px;
  font-size: clamp(0.9rem, 0.96vw, 0.96rem);
  line-height: 1.62;
}

.cta-primary,
.cta-secondary {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.cta-primary {
  border: 0;
  color: #06111f;
  background: linear-gradient(135deg, var(--cyan), var(--mint) 48%, var(--amber));
  box-shadow: 0 22px 44px rgba(56, 217, 242, 0.23);
}

.cta-secondary {
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
}

.cta-primary:hover,
.cta-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 26px 54px rgba(56, 217, 242, 0.25);
}

.phone-frame,
.glass-panel,
.feature-card,
.step-card,
.faq-card {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.phone-frame {
  position: relative;
  overflow: hidden;
  max-width: 300px;
  margin-inline: auto;
  padding: 0.9rem;
  border-radius: 36px;
  animation: floatPhone 5.5s ease-in-out infinite;
}

.phone-frame::before {
  content: "";
  position: absolute;
  inset: -35%;
  background: conic-gradient(from 0deg, transparent, rgba(56, 217, 242, 0.24), transparent, rgba(255, 196, 95, 0.20), transparent);
  animation: spinGlow 8s linear infinite;
}

.phone-screen {
  position: relative;
  z-index: 1;
  overflow: hidden;
  min-height: 500px;
  padding: 1rem;
  border-radius: 28px;
  background:
    radial-gradient(circle at 72% 12%, rgba(255, 196, 95, 0.26), transparent 10rem),
    radial-gradient(circle at 22% 70%, rgba(89, 217, 157, 0.20), transparent 11rem),
    linear-gradient(180deg, #143b78, #0b203e 48%, #07111f);
}

.phone-screen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 0 35%, rgba(255, 255, 255, 0.12) 42%, transparent 50%);
  transform: translateX(-100%);
  animation: screenSheen 5s ease-in-out infinite;
}

.memory-orb {
  width: 92px;
  height: 92px;
  margin: 0.8rem auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, #ffffff, #ffc45f 24%, #38d9f2 62%, #6e5cf7);
  box-shadow: 0 0 64px rgba(56, 217, 242, 0.35), 0 0 80px rgba(255, 196, 95, 0.22);
  animation: pulseOrb 3.4s ease-in-out infinite;
}

.mini-panel {
  position: relative;
  z-index: 1;
  padding: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  background: rgba(7, 17, 31, 0.68);
}

.entry-line {
  height: 0.72rem;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.20), rgba(56, 217, 242, 0.35), rgba(255, 255, 255, 0.18));
}

.section-space {
  padding: clamp(1.8rem, 4vw, 3.2rem) 0;
}

.section-title {
  color: var(--ink);
  font-size: clamp(1.45rem, 2.4vw, 2.05rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.h1,
.h2,
.h3,
.display-1,
.display-2,
.display-3,
.display-4,
.display-5,
.display-6 {
  font-size: inherit;
}

.feature-card,
.step-card,
.faq-card {
  height: 100%;
  padding: 1rem;
  border-radius: 18px;
  transform: translateY(0);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
  animation: cardIn 620ms ease both;
}

.feature-card:hover,
.step-card:hover,
.faq-card:hover,
.glass-panel:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 217, 242, 0.36);
  background: rgba(15, 34, 61, 0.82);
}

.feature-card h2,
.step-card h2,
.faq-card h2,
.glass-panel h2 {
  font-size: clamp(1.15rem, 1.7vw, 1.55rem);
  line-height: 1.18;
}

.feature-card h3,
.step-card h3,
.faq-card h3,
.glass-panel h3 {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.24;
}

.feature-card .section-copy,
.step-card .section-copy,
.faq-card .section-copy,
.glass-panel .section-copy,
.privacy-list li {
  font-size: 0.92rem;
}

.icon-box {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 1rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  color: #07111f;
  background: linear-gradient(135deg, var(--cyan), var(--mint));
  box-shadow: 0 16px 32px rgba(56, 217, 242, 0.18);
}

.metric {
  padding: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
}

.metric strong {
  display: block;
  color: var(--amber);
  font-size: 1.45rem;
  line-height: 1;
}

.timeline-line {
  position: relative;
}

.timeline-line::before {
  content: "";
  position: absolute;
  top: 1rem;
  bottom: 1rem;
  left: 1.5rem;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(var(--cyan), var(--mint), rgba(255, 196, 95, 0.2));
}

.step-number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  flex: 0 0 2.35rem;
  place-items: center;
  border-radius: 50%;
  color: #06111f;
  background: linear-gradient(135deg, var(--cyan), var(--amber));
  font-weight: 900;
  box-shadow: 0 16px 36px rgba(56, 217, 242, 0.22);
}

.privacy-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-list li {
  display: flex;
  gap: 0.8rem;
  padding: 0.85rem 0;
  color: var(--muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.privacy-list li:last-child {
  border-bottom: 0;
}

.privacy-list i {
  color: var(--mint);
}

.seo-banner {
  overflow: hidden;
  margin-top: 0.82rem;
  padding: 0.58rem 0.68rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(56, 217, 242, 0.10), rgba(255, 196, 95, 0.06)),
    rgba(255, 255, 255, 0.045);
}

.seo-banner .soft-chip {
  color: #07111f;
  background: linear-gradient(135deg, var(--cyan), var(--mint));
  padding: 0.32rem 0.6rem;
  font-size: 0.74rem;
}

.seo-banner .section-copy {
  font-size: 0.84rem;
  line-height: 1.45;
}

.download-bar {
  position: sticky;
  bottom: 1rem;
  z-index: 20;
  padding-inline: 1rem;
}

.accordion-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.accordion-button:not(.collapsed) {
  color: #06111f;
  background: linear-gradient(135deg, var(--cyan), var(--mint));
}

.accordion-body {
  color: var(--muted);
}

footer {
  color: var(--soft);
}

@keyframes ambientShift {
  to {
    transform: rotate(360deg);
  }
}

@keyframes floatPhone {
  0%, 100% {
    transform: translateY(0) rotate(-1deg);
  }
  50% {
    transform: translateY(-14px) rotate(1deg);
  }
}

@keyframes spinGlow {
  to {
    transform: rotate(360deg);
  }
}

@keyframes screenSheen {
  0%, 38% {
    transform: translateX(-115%);
  }
  68%, 100% {
    transform: translateX(115%);
  }
}

@keyframes pulseOrb {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.07);
  }
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

@media (max-width: 991.98px) {
  .page-nav {
    position: relative;
    top: 0;
  }

  .page-nav .container {
    border-radius: 26px;
  }

  .page-nav .nav-links {
    width: 100%;
    padding-top: 0.75rem;
  }

  .promo-banner .container {
    flex-direction: column;
    gap: 0.45rem;
  }
}

@media (max-width: 575.98px) {
  .hero {
    padding-top: 1.7rem;
  }

  .hero::before {
    inset-inline: 0.75rem;
    border-radius: 26px;
  }

  .hero .container {
    padding-inline: 1.5rem;
    padding-top: 1.25rem;
  }

  .hero h1 {
    font-size: clamp(1.85rem, 9vw, 2.75rem);
  }

  .phone-screen {
    min-height: 440px;
  }
}