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

:root {
  --bg: #090d12;
  --bg2: #0e1520;
  --bg3: #141d2b;
  --fg: #eef2f7;
  --fg2: #8a9ab5;
  --accent: #72BF4F;
  --accent-dim: rgb(114 191 79 / 0.12);
  --accent-glow: rgb(114 191 79 / 0.35);
  --border: rgb(114 191 79 / 0.18);
  --card: oklch(20% 0.04 220 / 0.55);
  --radius: 14px;
  --nav-h: 68px;
  --mono: 'SF Mono', 'Fira Code', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw;
  background: oklch(7% 0.03 220 / 0.85);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -.02em;
  display: flex; align-items: center; gap: 10px;
}
.nav-logo .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 6px var(--accent-glow); }
  50% { box-shadow: 0 0 18px var(--accent); }
}

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  font-size: .875rem; font-weight: 500; letter-spacing: .02em;
  color: var(--fg2); text-decoration: none; text-transform: uppercase;
  transition: color .2s;
}
.nav-links a:hover { color: var(--accent); }

.nav-cta {
  background: var(--accent); color: var(--bg);
  border: none; border-radius: 8px;
  padding: .55rem 1.25rem;
  font-family: 'DM Sans', sans-serif;
  font-size: .875rem; font-weight: 600;
  cursor: pointer; text-decoration: none;
  transition: opacity .2s, transform .15s;
  white-space: nowrap;
}
.nav-cta:hover { opacity: .88; transform: translateY(-1px); }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { width: 22px; height: 2px; background: var(--fg2); border-radius: 2px; transition: .3s; }

/* mobile nav */
.mobile-menu {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0;
  background: oklch(8% 0.04 220 / 0.97);
  backdrop-filter: blur(20px);
  padding: 1.5rem 5vw 2rem;
  border-bottom: 1px solid var(--border);
  z-index: 99;
  flex-direction: column; gap: 1rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--fg2); text-decoration: none; font-weight: 500;
  font-size: 1rem; padding: .5rem 0;
  border-bottom: 1px solid oklch(50% 0.05 220 / 0.2);
}
.mobile-menu a:hover { color: var(--accent); }

/* ── HERO ── */
#home {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: calc(var(--nav-h) + 4rem) 5vw 5rem;
  position: relative; overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px; margin: 0 auto; width: 100%;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: .75rem; letter-spacing: .15em;
  color: var(--accent); text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: .75rem;
}
.hero-eyebrow::before {
  content: ''; display: block; width: 28px; height: 1px; background: var(--accent);
}

h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -.03em;
  margin-bottom: 1.5rem;
}
h1 em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-size: 1.1rem; color: var(--fg2); line-height: 1.7;
  max-width: 480px; margin-bottom: 2.5rem;
  font-weight: 300;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-primary {
  background: var(--accent); color: var(--bg);
  border: none; border-radius: 10px;
  padding: .85rem 2rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem; font-weight: 600;
  cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: opacity .2s, transform .15s, box-shadow .2s;
  box-shadow: 0 0 24px var(--accent-glow);
}
.btn-primary:hover { opacity: .88; transform: translateY(-2px); box-shadow: 0 4px 32px var(--accent-glow); }

.btn-ghost {
  background: transparent; color: var(--fg);
  border: 1px solid var(--border); border-radius: 10px;
  padding: .85rem 2rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem; font-weight: 500;
  cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: border-color .2s, color .2s, transform .15s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.hero-visual {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 2rem;
}

/* background mesh */
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(ellipse 70% 60% at 60% 40%, oklch(20% 0.08 200 / 0.4) 0%, transparent 70%),
              radial-gradient(ellipse 40% 40% at 20% 80%, oklch(15% 0.06 240 / 0.3) 0%, transparent 60%);
}
.hero-grid-bg {
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 60% 50%, black 0%, transparent 70%);
  opacity: .4;
}

/* ── SECTIONS shared ── */
section { padding: 6rem 5vw; }
.container { max-width: 1200px; margin: 0 auto; }

.section-eyebrow {
  font-family: var(--mono);
  font-size: .7rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .75rem;
  display: flex; align-items: center; gap: .5rem;
}
.section-eyebrow::before { content: '//'; opacity: .5; }

h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -.03em;
  line-height: 1.15; margin-bottom: 1rem;
}
h2 em { font-style: normal; color: var(--accent); }

.section-lead {
  font-size: 1.1rem; color: var(--fg2); line-height: 1.7;
  max-width: 560px; margin-bottom: 3.5rem;
  font-weight: 300;
}

/* ── ABOUT / FEATURES ── */
#about { background: var(--bg); }

.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: start;
  margin-bottom: 4rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
  position: relative;
  transition: background .2s;
}
.feature-card:hover { background: var(--bg2); }

.feature-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.2rem;
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem; font-weight: 600; margin-bottom: .5rem;
}
.feature-card p { font-size: .9rem; color: var(--fg2); line-height: 1.65; }

/* ── GET STARTED ── */
#get-started { background: var(--bg2); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 4rem;
}

.step {
  background: var(--bg2);
  padding: 2.5rem 2rem;
  position: relative;
}

.step-num {
  font-family: var(--mono);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  width: 56px; height: 56px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--accent);
}

.step h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem; font-weight: 600;
  margin-bottom: .6rem;
}
.step p { font-size: .875rem; color: var(--fg2); line-height: 1.65; }

.screenshots-wrap {
  text-align: center;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  padding: 3rem 2rem;
}

/* ── TESTIMONIALS ── */
#testimonials { background: var(--bg); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.testimonial-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  backdrop-filter: blur(10px);
  display: flex; flex-direction: column;
  transition: transform .3s, border-color .3s;
}
.testimonial-card:hover { transform: translateY(-3px); border-color: var(--accent); }

.stars { color: var(--accent); font-size: .85rem; margin-bottom: 1rem; letter-spacing: .05em; }

.testimonial-card blockquote {
  font-size: .9rem; color: var(--fg2); line-height: 1.7;
  font-style: italic; flex: 1;
  margin-bottom: 1.5rem;
}
.testimonial-card blockquote::before { content: '\201C'; color: var(--accent); font-size: 1.2rem; font-style: normal; }

.testimonial-author {
  display: flex; align-items: center; gap: .75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  overflow: hidden; flex-shrink: 0;
}
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-initials {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: .75rem; color: var(--accent);
}
.author-name { font-family: 'Space Grotesk', sans-serif; font-size: .9rem; font-weight: 600; }
.author-title { font-size: .75rem; color: var(--fg2); }

/* ── FAQ ── */
#faq { background: var(--bg2); }

.faq-layout {
  display: grid; grid-template-columns: 1fr 2fr; gap: 4rem; align-items: start;
}

.faq-sticky { position: sticky; top: calc(var(--nav-h) + 2rem); }

.faq-categories { display: flex; flex-direction: column; gap: .5rem; margin-top: 2rem; }
.faq-cat-btn {
  background: none; border: 1px solid transparent;
  border-radius: 8px; padding: .6rem .9rem;
  text-align: left; cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: .875rem; color: var(--fg2);
  transition: .2s;
}
.faq-cat-btn:hover, .faq-cat-btn.active { color: var(--accent); border-color: var(--border); background: var(--accent-dim); }

.faq-groups { display: flex; flex-direction: column; gap: 2.5rem; }

.faq-group-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem; font-weight: 600;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 0; cursor: pointer;
  gap: 1rem;
}
.faq-question span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: .95rem; font-weight: 500;
  transition: color .2s;
}
.faq-question:hover span { color: var(--accent); }
.faq-chevron {
  flex-shrink: 0; width: 20px; height: 20px;
  border: 1px solid var(--border); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: transform .3s, background .2s;
  font-size: .65rem; color: var(--fg2);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); background: var(--accent-dim); color: var(--accent); }

.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height .4s ease, padding .3s;
}
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer p {
  font-size: .875rem; color: var(--fg2);
  line-height: 1.7; padding-bottom: 1.25rem;
}
.faq-answer a { color: var(--accent); text-decoration: none; }
.faq-answer a:hover { text-decoration: underline; }

/* ── DOWNLOAD ── */
#download {
  background: var(--bg);
  text-align: center;
}

.download-inner {
  max-width: 680px; margin: 0 auto;
  padding: 5rem 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
}
.download-inner::before {
  content: ''; position: absolute;
  top: -60px; left: 50%; transform: translateX(-50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.download-inner h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); margin-bottom: .75rem; }
.download-inner p { color: var(--fg2); font-size: 1rem; max-width: 440px; margin: 0 auto 2.5rem; line-height: 1.7; }

.store-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.store-btn {
  display: flex; align-items: center; gap: .75rem;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 12px; padding: .9rem 1.5rem;
  text-decoration: none; color: var(--fg);
  transition: border-color .2s, transform .2s;
}
.store-btn:hover { border-color: var(--accent); transform: translateY(-2px); }
.store-btn svg { width: 24px; height: 24px; fill: currentColor; }
.store-btn-text { text-align: left; }
.store-btn-sub { font-size: .65rem; color: var(--fg2); text-transform: uppercase; letter-spacing: .05em; }
.store-btn-name { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 600; }

.no-ads-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: 2rem;
  background: oklch(72% 0.18 190 / .08);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: .4rem 1rem;
  font-family: var(--mono); font-size: .7rem;
  color: var(--fg2); letter-spacing: .05em;
}
.no-ads-badge::before { content: '●'; color: var(--accent); font-size: .5rem; }

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 3rem 5vw;
}

.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand p {
  font-size: .875rem; color: var(--fg2); line-height: 1.7;
  margin-top: .75rem; max-width: 300px;
}

.footer-col h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: .8rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--fg2); margin-bottom: 1rem;
}
.footer-col a {
  display: block; font-size: .875rem; color: var(--fg2);
  text-decoration: none; padding: .25rem 0;
  transition: color .2s;
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  max-width: 1200px; margin: 2.5rem auto 0;
  padding-top: 1.5rem; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
  font-size: .8rem; color: oklch(50% 0.04 220);
}
.footer-bottom a { color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--accent); }

/* ── ANIMATIONS ── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .about-intro { grid-template-columns: 1fr; gap: 2rem; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-sticky { position: static; }
  .faq-categories { flex-direction: row; flex-wrap: wrap; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  section { padding: 4rem 5vw; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  h1 { font-size: 2.2rem; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-grid { gap: 2rem; }
}

/* scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }