/* AutoLockMate marketing site — dark, purple-primary, mobile-first */
:root {
  --bg: #0b0b10;
  --bg-2: #13131a;
  --bg-3: #171721;
  --bg-4: #1f1f29;
  --line: #262630;
  --line-2: #2a2a35;
  --text: #ffffff;
  --text-2: #d4d4d8;
  --text-3: #a1a1aa;
  --text-4: #71717a;
  --primary: #7c3aed;
  --primary-2: #a78bfa;
  --primary-soft: rgba(124, 58, 237, 0.18);
  --green: #22c55e;
  --amber: #f59e0b;
  --maxw: 1180px;
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-feature-settings: 'cv11', 'ss01';
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { list-style: none; }

/* ========== HEADER ========== */
.hdr {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 11, 16, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.hdr__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; gap: 32px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 18px;
}
.brand img { border-radius: 8px; }
.hdr__nav {
  display: flex; gap: 28px; margin-left: auto;
}
.hdr__nav a {
  font-size: 14px; color: var(--text-3);
  transition: color .15s;
}
.hdr__nav a:hover { color: var(--text); }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform .12s, background .12s, border-color .12s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: #6d28d9; }
.btn--ghost { background: var(--bg-4); color: var(--text); border-color: var(--line-2); }
.btn--ghost:hover { background: #26262f; }
.btn--sm { padding: 8px 16px; font-size: 14px; }
.btn--block { display: flex; width: 100%; }

/* ========== HERO ========== */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 80px 24px 60px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  font-size: 13px;
  color: var(--primary-2);
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(38px, 5.6vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}
.lede {
  font-size: 18px;
  color: var(--text-2);
  margin-bottom: 28px;
  max-width: 540px;
}
.cta-row { margin-bottom: 14px; }
.demo-form {
  display: flex; gap: 8px;
  background: var(--bg-3);
  border: 1px solid var(--line);
  padding: 6px;
  border-radius: var(--radius);
  max-width: 540px;
}
.demo-form input {
  flex: 1;
  background: transparent;
  border: 0;
  color: var(--text);
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
  font-family: inherit;
}
.demo-form input::placeholder { color: var(--text-4); }
.demo-form .btn { padding: 12px 18px; }
.trust {
  font-size: 13px;
  color: var(--text-4);
}

.hero__art { position: relative; }
.hero__glow {
  position: absolute;
  inset: -40px -40px 40px -40px;
  background: radial-gradient(ellipse at top right, rgba(124, 58, 237, 0.35), transparent 60%);
  z-index: 0;
  filter: blur(40px);
}
.hero__img {
  position: relative; z-index: 1;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px var(--line);
}

/* ========== TRUST BAR ========== */
.trustbar {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.trustbar__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 24px;
  display: grid; grid-template-columns: 1fr 2fr; gap: 32px;
  align-items: center;
}
.trustbar__label {
  font-size: 13px; color: var(--text-3);
  letter-spacing: 0.04em;
}
.trustbar__items {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.trustbar__items > div {
  display: flex; flex-direction: column; gap: 4px;
}
.trustbar__items strong {
  font-size: 22px; font-weight: 800; color: var(--primary-2);
}
.trustbar__items span { font-size: 13px; color: var(--text-3); }

/* ========== SECTION TITLES ========== */
.section__title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-align: center;
}
.section__lede {
  text-align: center;
  font-size: 17px;
  color: var(--text-3);
  max-width: 640px;
  margin: 14px auto 0;
}

/* ========== FEATURES ========== */
.features {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 100px 24px 60px;
}
.features .section__title { margin-bottom: 14px; }
.feature {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 64px;
  align-items: center;
  margin-top: 80px;
}
.feature--rev { grid-template-columns: 1.15fr 1fr; }
.feature--rev .feature__copy { order: 2; }
.feature--rev .feature__img { order: 1; }
.feature__tag {
  font-size: 12px; letter-spacing: 0.1em;
  color: var(--primary-2); font-weight: 700;
  margin-bottom: 12px;
}
.feature h3 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.015em;
  margin-bottom: 14px;
  line-height: 1.15;
}
.feature__copy p { color: var(--text-2); font-size: 16px; }
.feature__img {
  border-radius: var(--radius);
  box-shadow: 0 16px 50px rgba(0,0,0,0.45), 0 0 0 1px var(--line);
}

/* ========== BIG QUOTE ========== */
.bigquote {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-top: 80px;
}
.bigquote__inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 80px 24px;
}
.bigquote h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
  line-height: 1.15;
}
.bigquote p {
  font-size: 18px;
  color: var(--text-2);
  margin-bottom: 28px;
}
.bigquote p em {
  color: var(--primary-2);
  font-style: normal;
  font-weight: 600;
}
.bigquote__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.bigquote__list li {
  position: relative;
  padding-left: 24px;
  color: var(--text-2);
  font-size: 15px;
}
.bigquote__list li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--primary-2);
}

/* ========== WHO ========== */
.who {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 100px 24px;
}
.who__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.who__card {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .15s, border-color .15s;
}
.who__card:hover { transform: translateY(-2px); border-color: var(--primary); }
.who__emoji { font-size: 32px; margin-bottom: 12px; }
.who__card h3 {
  font-size: 17px; font-weight: 700; margin-bottom: 8px;
}
.who__card p { font-size: 14px; color: var(--text-3); }

/* ========== PRICING ========== */
.pricing {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: 100px 24px;
}
.pricing .section__title,
.pricing .section__lede { text-align: center; }
.pricing__grid {
  max-width: var(--maxw);
  margin: 56px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.plan {
  position: relative;
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex; flex-direction: column;
}
.plan--featured {
  background: linear-gradient(180deg, rgba(124,58,237,0.18), rgba(124,58,237,0.04));
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(124, 58, 237, 0.2);
}
.plan__badge {
  position: absolute;
  top: -12px; left: 28px;
  background: var(--primary); color: #fff;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 999px;
}
.plan__name { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.plan__price { margin-bottom: 6px; }
.plan__price span { font-size: 40px; font-weight: 800; letter-spacing: -0.02em; }
.plan__sub { font-size: 13px; color: var(--text-3); margin-bottom: 22px; }
.plan ul { margin-bottom: 28px; }
.plan ul li {
  font-size: 14px; color: var(--text-2);
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
}
.plan ul li:last-child { border-bottom: 0; }
.plan ul li::before {
  content: "✓";
  color: var(--primary-2);
  font-weight: 800;
  margin-right: 10px;
}
.plan .btn { margin-top: auto; }

/* ========== FAQ ========== */
.faq {
  max-width: 760px;
  margin: 0 auto;
  padding: 100px 24px;
}
.faq .section__title { margin-bottom: 40px; }
details {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
}
summary {
  padding: 18px 22px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  list-style: none;
  position: relative;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  position: absolute; right: 22px; top: 50%;
  transform: translateY(-50%);
  font-size: 22px; font-weight: 300;
  color: var(--primary-2);
}
details[open] summary::after { content: "−"; }
details p {
  padding: 0 22px 20px;
  color: var(--text-3);
  font-size: 15px;
}

/* ========== FINAL CTA ========== */
.final {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 100px 24px;
}
.final h2 {
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.final p {
  font-size: 17px;
  color: var(--text-3);
  max-width: 540px;
  margin: 0 auto 32px;
}
.demo-form--lg {
  margin: 0 auto;
  max-width: 520px;
}

/* ========== FOOTER ========== */
.ftr {
  border-top: 1px solid var(--line);
  padding: 40px 24px;
  background: var(--bg);
}
.ftr__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex; align-items: center; gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-3);
}
.ftr__brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 800; color: var(--text); font-size: 15px;
}
.ftr__legal { flex: 1; min-width: 280px; }
.ftr__links { display: flex; gap: 18px; }
.ftr__links a:hover { color: var(--primary-2); }

/* ========== RESPONSIVE ========== */
@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 60px 24px 40px; }
  .hero__art { order: -1; }
  .feature, .feature--rev { grid-template-columns: 1fr; gap: 28px; margin-top: 56px; }
  .feature--rev .feature__copy { order: 1; }
  .feature--rev .feature__img { order: 2; }
  .trustbar__inner { grid-template-columns: 1fr; gap: 18px; }
  .trustbar__items { grid-template-columns: repeat(2, 1fr); }
  .bigquote__list { grid-template-columns: 1fr; }
  .who__grid { grid-template-columns: repeat(2, 1fr); }
  .pricing__grid { grid-template-columns: 1fr; max-width: 480px; }
  .hdr__nav { display: none; }
}
@media (max-width: 520px) {
  .demo-form { flex-direction: column; }
  .demo-form .btn { width: 100%; }
  .trustbar__items { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .who__grid { grid-template-columns: 1fr; }
  .ftr__inner { flex-direction: column; align-items: flex-start; }
}