/* ——— Tamsia brand system — dark theme · neon cyan · Montserrat ——— */
:root {
  --cyan: #00F9FF;
  --cyan-dim: #00c9cd;
  --teal: #037A7D;
  --teal-deep: #004344;
  --black: #000000;
  --charcoal: #191919;
  --near-black: #040404;
  --gray: #69727D;

  --whatsapp: #25D366;
  --whatsapp-dark: #1da851;

  --ink: #FFFFFF;
  --ink-2: #E8EAEC;
  --ink-3: #B7BCC2;
  --muted: #69727D;
  --muted-2: #4d555d;
  --line: #262626;
  --line-2: #333a40;
  --bg: #000000;
  --bg-2: #191919;
  --bg-3: #040404;
  --card: #0f1112;
  --card-grad: linear-gradient(45deg, #004344 25%, #000000 75%);

  --accent: var(--cyan);
  --accent-soft: rgba(0,249,255,0.10);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --shadow-sm: 0 1px 0 rgba(0,0,0,.4);
  --shadow: 0 2px 6px rgba(0,0,0,.5), 0 10px 30px rgba(0,0,0,.45);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.55), 0 0 60px rgba(0,249,255,0.08);

  --font-sans: 'Montserrat', ui-sans-serif, -apple-system, Segoe UI, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SF Mono, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  font-weight: 400;
}
::selection { background: var(--cyan); color: #000; }

.mono { font-family: var(--font-mono); }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px) { .container { padding: 0 20px; } }

h1, h2, h3, h4 { margin: 0; letter-spacing: -0.01em; line-height: 1.15; color: var(--ink); font-weight: 700; }
h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 800; line-height: 1.05; letter-spacing: 0.5px; text-transform: uppercase; }
h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 600; }
h2 .accent, h1 .accent { color: var(--cyan); }
h3 { font-size: 20px; font-weight: 600; color: var(--cyan); }
p { margin: 0; color: var(--ink-3); font-size: 17px; line-height: 1.55; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--cyan);
  display: inline-block; margin-bottom: 16px;
}

/* Buttons — brand CTA: cyan bg, black text, weight 800, asymmetric radius, white glow */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 22px;
  border-radius: 0 18px 0 18px;
  font-size: 14px; font-weight: 700;
  border: 1.5px solid transparent;
  transition: all .18s ease; white-space: nowrap;
  letter-spacing: 0.02em;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary, .btn-orange {
  background: var(--cyan); color: #000; border-color: var(--cyan); font-weight: 800;
  box-shadow: 0 0 5px 0 rgba(255,255,255,0.6);
}
.btn-primary:hover, .btn-orange:hover { background: #fff; border-color: #fff; box-shadow: 0 0 14px 0 var(--cyan); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.btn svg { width: 18px; height: 18px; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

section { padding: 100px 0; position: relative; }
@media (max-width: 768px) { section { padding: 72px 0; } }

/* 2px cyan divider between major sections */
.verifactu-section, .features-section, .showcase-section, .integration-section, .tour-section, .plans-section, .faq-section { border-top: 2px solid var(--cyan); }

.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { margin-bottom: 16px; }
.section-head p { font-size: 17px; max-width: 620px; margin: 0 auto; color: var(--muted); }

/* —— NAV (réplica exacta del header de tamsia.com) —— */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: #000;
}
.nav .container { max-width: 1140px; padding-left: 20px; padding-right: 20px; }
.nav-inner { display: flex; align-items: center; padding-top: 25px; padding-bottom: 25px; gap: 40px; }
.nav-logo { display: flex; align-items: center; line-height: 1; flex-shrink: 0; }
.nav-logo img { height: 39px; width: auto; display: block; }
.nav-links { display: flex; gap: 25px; align-items: center; font-family: 'Montserrat', sans-serif; font-size: 14px; font-weight: 400; letter-spacing: 0.5px; line-height: 20px; color: #fff; flex: 1; justify-content: flex-start; }
.nav-links a { position: relative; padding: 2px 0; color: #fff; }
.nav-links a:hover { color: var(--cyan); }
.nav-links a.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; }
.nav-actions { display: flex; gap: 22px; align-items: center; margin-left: auto; }
.nav-icon-btn { display: grid; place-items: center; color: #fff; transition: color .15s; }
.nav-icon-btn:hover { color: var(--cyan); }
.nav-icon-btn svg { width: 22px; height: 22px; }
.nav-cart { position: relative; }
.nav-cart .count { position: absolute; right: -7px; bottom: -4px; background: var(--cyan); color: #000; width: 16px; height: 16px; border-radius: 99px; display: grid; place-items: center; font-size: 10px; font-weight: 400; }
@media (max-width: 980px) { .nav-links { display: none; } }

/* —— HERO —— */
.hero {
  padding: 84px 0 60px; position: relative;
  background:
    radial-gradient(900px 600px at 78% 18%, rgba(0,249,255,0.12), transparent 65%),
    radial-gradient(700px 500px at 10% 90%, rgba(3,122,125,0.10), transparent 60%),
    var(--bg);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; } }
.hero .badge-new {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,249,255,0.08); color: var(--cyan); border: 1px solid rgba(0,249,255,0.25);
  padding: 7px 14px; border-radius: 99px; font-size: 12px; font-weight: 600; letter-spacing: 0.04em; margin-bottom: 24px;
}
.hero .badge-new .pulse { width: 8px; height: 8px; border-radius: 99px; background: var(--cyan); box-shadow: 0 0 0 0 rgba(0,249,255,.5); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(0,249,255,.5);} 70% { box-shadow: 0 0 0 10px rgba(0,249,255,0);} 100% { box-shadow: 0 0 0 0 rgba(0,249,255,0);} }
.hero h1 { margin-bottom: 24px; }
.hero-sub { font-size: 18px; color: var(--ink-3); max-width: 540px; margin-bottom: 14px; }
.hero-sub strong { color: var(--ink); font-weight: 700; }
.hero-desc { font-size: 15px; color: var(--muted); max-width: 540px; margin-bottom: 34px; line-height: 1.65; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 26px; margin-top: 34px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.hero-meta .item { display: flex; align-items: center; gap: 8px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--cyan); }

.hero-mockup { position: relative; }
.hero-mockup .browser {
  border-radius: 14px; overflow: hidden; background: #0a0a0a;
  border: 1px solid var(--teal-deep);
  box-shadow: 0 0 0 1px rgba(0,249,255,0.06), 0 30px 80px rgba(0,0,0,0.7), 0 0 90px rgba(0,249,255,0.14);
  transform: perspective(1400px) rotateY(-4deg) rotateX(2deg); transition: transform .4s ease;
}
.hero-mockup .browser:hover { transform: perspective(1400px) rotateY(-2deg) rotateX(1deg); }
.hero-mockup .browser .chrome { display: flex; align-items: center; gap: 8px; padding: 11px 14px; background: #111; border-bottom: 1px solid var(--line); }
.hero-mockup .browser .dot { width: 11px; height: 11px; border-radius: 99px; }
.hero-mockup .browser .dot.r { background: #ff5f57; } .hero-mockup .browser .dot.y { background: #febc2e; } .hero-mockup .browser .dot.g { background: #28c840; }
.hero-mockup .browser .url { margin-left: 14px; padding: 4px 14px; background: #000; border: 1px solid var(--line); border-radius: 99px; font-size: 11px; color: var(--muted); font-family: var(--font-mono); }
.hero-mockup .browser img { width: 100%; display: block; }
.hero-mockup .float-card { position: absolute; background: var(--charcoal); border: 1px solid var(--teal-deep); border-radius: 12px; padding: 14px 18px; box-shadow: var(--shadow-lg); font-size: 13px; font-weight: 500; color: var(--ink); }
.hero-mockup .float-card.tl { top: 20px; left: -30px; display: flex; align-items: center; gap: 10px; }
.hero-mockup .float-card.br { bottom: 20px; right: -20px; padding: 16px 20px; }
.hero-mockup .float-card .icon { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: #000; font-size: 16px; font-weight: 800; background: var(--cyan); }
.hero-mockup .float-card .label { color: var(--muted); font-size: 11px; font-weight: 500; }
.hero-mockup .float-card .val { color: var(--ink); font-weight: 700; font-size: 15px; }
.hero-mockup .float-card .val.accent { color: var(--cyan); }
@media (max-width: 960px) { .hero-mockup .float-card.tl, .hero-mockup .float-card.br { display: none; } }

/* —— Verifactu 2027 —— */
.verifactu-section { background: var(--bg); }
.vf-band { display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: center; background: var(--card-grad); border: 1px solid var(--teal-deep); border-radius: 16px; padding: 56px; position: relative; overflow: hidden; }
.vf-band::before { content: ""; position: absolute; top: -160px; right: -160px; width: 440px; height: 440px; background: radial-gradient(circle, rgba(0,249,255,0.16), transparent 70%); border-radius: 50%; }
.vf-band > div { position: relative; }
.vf-band h2 { margin: 6px 0 16px; }
.vf-band p { font-size: 16px; color: var(--ink-3); margin-bottom: 28px; max-width: 560px; }
.vf-year { font-family: var(--font-mono); font-size: clamp(64px, 8vw, 110px); font-weight: 700; color: var(--cyan); line-height: 1; text-shadow: 0 0 40px rgba(0,249,255,0.45); margin-bottom: 18px; }
.vf-right ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.vf-right li { display: flex; gap: 10px; font-size: 15px; color: var(--ink-2); line-height: 1.45; }
.vf-right li::before { content: "✓"; color: var(--cyan); font-weight: 800; flex-shrink: 0; }
@media (max-width: 900px) { .vf-band { grid-template-columns: 1fr; padding: 36px 28px; gap: 32px; } }

/* —— FEATURES — gradient cards per brandbook (compact, 10 herramientas) —— */
.features-section { background: var(--charcoal); }
.feat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin-top: 20px; }
@media (max-width: 1180px) { .feat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 1000px) { .feat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .feat-grid { grid-template-columns: 1fr; } }
.feat-card { background: var(--card-grad); border: 1px solid var(--teal-deep); border-radius: 12px; padding: 24px 20px; text-align: left; transition: all .22s ease; }
.feat-card:hover { transform: translateY(-4px); border-color: var(--cyan); box-shadow: 0 0 30px rgba(0,249,255,0.12); }
.feat-card .icon-wrap { width: 46px; height: 46px; border-radius: 12px; background: rgba(0,249,255,0.08); border: 1px solid rgba(0,249,255,0.2); color: var(--cyan); display: grid; place-items: center; margin-bottom: 14px; }
.feat-card .icon-wrap svg { width: 23px; height: 23px; }
.feat-card h3 { font-size: 16px; margin-bottom: 10px; font-weight: 600; color: var(--cyan); }
.feat-card p { font-size: 13px; line-height: 1.55; color: var(--ink-3); }

/* —— PROBLEM —— */
.problem-section { background: var(--bg); }
.problem-split { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: 16px; overflow: hidden; background: var(--charcoal); border: 1px solid var(--line); margin-top: 20px; }
@media (max-width: 820px) { .problem-split { grid-template-columns: 1fr; } }
.problem-side { padding: 44px; }
.problem-side.before { background: var(--near-black); border-right: 1px solid var(--line); }
.problem-side.after { background: var(--card-grad); }
.problem-side h4 { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 26px; }
.problem-side.before h4 { color: var(--muted); }
.problem-side.after h4 { color: var(--cyan); }
.problem-side ul { list-style: none; padding: 0; margin: 0; }
.problem-side li { padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 15px; display: flex; gap: 12px; align-items: flex-start; line-height: 1.5; }
.problem-side li:last-child { border: 0; }
.problem-side.before li { color: var(--muted); }
.problem-side.before li::before { content: "✕"; color: #ff5a5a; font-weight: 700; flex-shrink: 0; }
.problem-side.after li { color: var(--ink); font-weight: 500; }
.problem-side.after li::before { content: "✓"; color: var(--cyan); font-weight: 700; flex-shrink: 0; }

/* —— SHOWCASE —— */
.showcase-section { background: var(--charcoal); }
.showcase-wrap { position: relative; padding: 26px; border-radius: 16px; background: var(--card-grad); border: 1px solid var(--teal-deep); }
.showcase-browser { border-radius: 12px; overflow: hidden; background: #0a0a0a; border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0,0,0,.6); }
.showcase-browser img { width: 100%; display: block; }
.showcase-tabs { display: flex; gap: 10px; margin-bottom: 24px; flex-wrap: wrap; justify-content: center; }
.showcase-tabs button { padding: 9px 20px; border-radius: 9999px; background: #3F444B; border: 1px solid transparent; font-size: 13px; font-weight: 600; color: #fff; transition: all .18s; }
.showcase-tabs button.active { background: var(--cyan); color: #000; }
.showcase-tabs button:hover:not(.active) { color: var(--cyan); }
.showcase-caption { margin-top: 24px; padding: 24px 28px; background: var(--near-black); border-radius: 12px; border: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 820px) { .showcase-caption { grid-template-columns: 1fr; } }
.showcase-caption h3 { font-size: 21px; margin-bottom: 8px; color: var(--cyan); }
.showcase-caption p { font-size: 15px; color: var(--ink-3); }
.showcase-caption ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.showcase-caption li { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); }
.showcase-caption li::before { content: "→"; color: var(--cyan); font-weight: 700; }

/* —— INTEGRATION —— */
.integration-section { background: var(--bg); }
.int-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 24px; }
@media (max-width: 900px) { .int-grid { grid-template-columns: 1fr; } }
.int-card { background: var(--card-grad); border: 1px solid var(--teal-deep); border-radius: 16px; padding: 38px; position: relative; }
.int-card.wa { border-top: 3px solid var(--whatsapp); }
.int-card.desk { border-top: 3px solid var(--cyan); }
.int-card .badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 99px; font-size: 11px; font-weight: 700; letter-spacing: 0.04em; margin-bottom: 20px; }
.int-card.wa .badge { background: rgba(37,211,102,0.12); color: var(--whatsapp); }
.int-card.desk .badge { background: rgba(0,249,255,0.12); color: var(--cyan); }
.int-card .badge .dot { width: 6px; height: 6px; border-radius: 99px; }
.int-card.wa .badge .dot { background: var(--whatsapp); } .int-card.desk .badge .dot { background: var(--cyan); }
.int-card h3 { font-size: 24px; margin-bottom: 14px; font-weight: 600; color: var(--ink); }
.int-card p { font-size: 15px; margin-bottom: 22px; color: var(--ink-3); }
.int-card .point { display: flex; gap: 12px; padding: 9px 0; font-size: 14px; color: var(--ink-2); }
.int-card .point::before { content: "✓"; color: var(--cyan); font-weight: 700; }
.int-card.wa .point::before { color: var(--whatsapp); }

.flow-demo { margin-top: 38px; padding: 30px; background: var(--charcoal); border-radius: 16px; border: 1px solid var(--line); }
.flow-demo h4 { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan); margin-bottom: 20px; }
.flow-demo .flow-msg { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px dashed var(--line); }
.flow-demo .flow-msg:last-child { border: 0; }
.flow-demo .flow-msg .src { font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; padding: 5px 10px; border-radius: 99px; white-space: nowrap; min-width: 140px; text-align: center; }
.flow-demo .flow-msg .src.wa { background: rgba(37,211,102,0.12); color: var(--whatsapp); }
.flow-demo .flow-msg .src.desk { background: rgba(0,249,255,0.12); color: var(--cyan); }
.flow-demo .flow-msg .arrow { color: var(--muted); }
.flow-demo .flow-msg .msg { font-size: 14px; color: var(--ink-2); }

/* —— TOUR (galería de vistas) —— */
.tour-section { background: var(--charcoal); }
.tour-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 20px; }
@media (max-width: 900px) { .tour-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .tour-grid { grid-template-columns: 1fr; } }
.tour-item { background: var(--near-black); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; transition: transform .22s ease, box-shadow .22s ease; }
.tour-item:hover { transform: translateY(-4px); border-color: var(--teal); box-shadow: 0 0 26px rgba(0,249,255,0.1); }
.tour-item .img-wrap { aspect-ratio: 16/10; overflow: hidden; border-bottom: 1px solid var(--line); cursor: zoom-in; }
.tour-item img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.tour-item .info { padding: 18px 22px; }
.tour-item h4 { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cyan); margin-bottom: 6px; }
.tour-item h3 { font-size: 17px; margin-bottom: 4px; font-weight: 600; color: var(--ink); }
.tour-item p { font-size: 13px; color: var(--muted); line-height: 1.5; }

.tour-group { margin-bottom: 64px; }
.tour-group:last-of-type { margin-bottom: 0; }
.tour-group-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 20px; border-bottom: 1px solid var(--line); padding-bottom: 14px; }
.tour-group-head h3 { font-size: 21px; color: var(--ink); font-weight: 700; }
.tour-group-head span { font-family: var(--font-mono); font-size: 12px; color: var(--cyan); }

.lightbox { position: fixed; inset: 0; z-index: 300; background: rgba(0,0,0,0.9); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); display: grid; place-items: center; padding: 48px; cursor: zoom-out; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 10px; border: 1px solid var(--line-2); box-shadow: 0 40px 120px rgba(0,0,0,0.8), 0 0 80px rgba(0,249,255,0.1); }
.lightbox .close { position: absolute; top: 20px; right: 24px; width: 44px; height: 44px; border-radius: 99px; background: var(--charcoal); border: 1px solid var(--line-2); color: #fff; font-size: 18px; display: grid; place-items: center; }
@media (max-width: 640px) { .lightbox { padding: 16px; } }

/* —— PLANS —— */
.plans-section { background: var(--bg); }
.plans-toggle { display: inline-flex; background: #3F444B; border-radius: 9999px; padding: 4px; margin-top: 20px; }
.plans-toggle button { padding: 8px 20px; border-radius: 9999px; border: 0; background: transparent; font-size: 13px; font-weight: 600; color: #fff; }
.plans-toggle button.active { background: var(--cyan); color: #000; }
.plans-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.plan-card .btn { white-space: normal; text-align: center; }
@media (max-width: 900px) { .plans-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; } }
.plan-card { background: var(--card-grad); border: 1px solid var(--teal-deep); border-radius: 16px; padding: 36px 30px; position: relative; display: flex; flex-direction: column; }
.plan-card.featured { border: 2px solid var(--cyan); box-shadow: 0 0 50px rgba(0,249,255,0.18); }
.plan-card.featured::before { content: "Más popular"; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--cyan); color: #000; padding: 5px 14px; border-radius: 99px; font-size: 11px; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; }
.plan-card .plan-name { font-weight: 800; font-size: 21px; letter-spacing: 0.02em; color: var(--cyan); text-transform: uppercase; margin-bottom: 6px; }
.plan-card .plan-sub { color: var(--muted); font-size: 13px; margin-bottom: 24px; min-height: 40px; }
.plan-card .plan-price { font-size: 46px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); line-height: 1; display: flex; align-items: baseline; gap: 4px; }
.plan-card .plan-price.once { font-size: 40px; }
.plan-card .plan-price .per { font-size: 15px; color: var(--muted); font-weight: 500; }
.plan-card .plan-iva { color: var(--muted); font-size: 13px; margin-top: 6px; margin-bottom: 24px; }
.plan-card ul { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 10px; }
.plan-card li { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); line-height: 1.45; }
.plan-card li::before { content: "✓"; color: var(--cyan); font-weight: 800; flex-shrink: 0; }
.plan-card li.no { color: var(--muted); }
.plan-card .btn { width: 100%; justify-content: center; margin-top: auto; }
.plan-note { text-align: center; margin-top: 28px; font-size: 13px; color: var(--muted); font-style: italic; }

/* —— FAQ —— */
.faq-section { background: var(--charcoal); }
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item { background: var(--near-black); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; overflow: hidden; transition: all .2s; }
.faq-item.open { border-color: var(--cyan); box-shadow: 0 0 24px rgba(0,249,255,0.1); }
.faq-q { padding: 21px 24px; display: flex; justify-content: space-between; align-items: center; gap: 20px; cursor: pointer; user-select: none; font-size: 16px; font-weight: 600; color: var(--ink); width: 100%; background: none; border: 0; text-align: left; }
.faq-q .plus { width: 28px; height: 28px; border-radius: 99px; display: grid; place-items: center; background: var(--charcoal); color: var(--muted); font-weight: 700; transition: all .2s; flex-shrink: 0; }
.faq-item.open .plus { background: var(--cyan); color: #000; transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-item.open .faq-a { max-height: 320px; }
.faq-a-inner { padding: 0 24px 22px; color: var(--ink-3); font-size: 15px; line-height: 1.6; }

/* —— FINAL CTA —— */
.final-cta { background: var(--card-grad); border: 1px solid var(--teal-deep); color: #fff; border-radius: 16px; padding: 72px 48px; text-align: center; position: relative; overflow: hidden; }
@media (max-width: 720px) { .final-cta { padding: 48px 24px; } }
.final-cta::before { content: ""; position: absolute; top: -150px; right: -150px; width: 420px; height: 420px; background: radial-gradient(circle, rgba(0,249,255,0.25), transparent 70%); border-radius: 50%; }
.final-cta .inner { position: relative; }
.final-cta h2 { color: #fff; margin: 8px auto 16px; max-width: 720px; }
.final-cta h2 .accent { color: var(--cyan); }
.final-cta p { color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto 32px; font-size: 17px; }
.final-cta .cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.final-cta .btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.2); }

/* —— FOOTER —— */
footer { background: var(--near-black); border-top: 2px solid var(--cyan); padding: 60px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-brand .logo { font-weight: 800; font-size: 26px; color: var(--cyan); letter-spacing: -0.01em; margin-bottom: 16px; }
.footer-brand .logo img { height: 46px; width: auto; display: block; }
.footer-brand p { font-size: 14px; max-width: 300px; margin-bottom: 24px; color: var(--ink-3); }
.footer-brand .socials { display: flex; gap: 10px; }
.footer-brand .socials a { width: 36px; height: 36px; border-radius: 10px; background: var(--charcoal); border: 1px solid var(--line); display: grid; place-items: center; color: var(--ink-3); transition: all .18s; }
.footer-brand .socials a:hover { background: var(--cyan); color: #000; border-color: var(--cyan); }
.footer-col h4 { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--muted); font-size: 14px; padding: 5px 0; }
.footer-col a:hover { color: var(--cyan); }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--muted); flex-wrap: wrap; gap: 12px; }
.footer-bottom .legal { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-bottom .legal a:hover { color: var(--cyan); }

/* —— Demo request modal —— */
.demo-overlay { position: fixed; inset: 0; z-index: 400; background: rgba(0,0,0,0.82); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: grid; place-items: center; padding: 24px; }
.demo-overlay[hidden] { display: none; }
.demo-modal { width: 100%; max-width: 480px; background: var(--card-grad); border: 1px solid var(--teal-deep); border-radius: 16px; padding: 40px 36px; position: relative; box-shadow: 0 40px 120px rgba(0,0,0,0.8), 0 0 80px rgba(0,249,255,0.12); max-height: calc(100vh - 48px); overflow-y: auto; }
@media (max-width: 560px) { .demo-modal { padding: 32px 22px; } }
.demo-modal .close { position: absolute; top: 16px; right: 16px; width: 38px; height: 38px; border-radius: 99px; background: var(--charcoal); border: 1px solid var(--line-2); color: var(--ink-3); font-size: 15px; display: grid; place-items: center; transition: all .15s; }
.demo-modal .close:hover { background: var(--cyan); color: #000; border-color: var(--cyan); }
.demo-modal h3 { font-size: 24px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.demo-modal .sub { font-size: 14px; color: var(--muted); margin-bottom: 26px; }
.demo-modal form { display: grid; gap: 16px; }
.demo-field label { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cyan); margin-bottom: 7px; }
.demo-field label::after { content: " *"; color: var(--cyan); }
.demo-field input { width: 100%; background: var(--near-black); border: 1px solid var(--line-2); border-radius: 10px; padding: 13px 15px; font-family: var(--font-sans); font-size: 15px; color: var(--ink); transition: border-color .15s, box-shadow .15s; }
.demo-field input::placeholder { color: var(--muted-2); }
.demo-field input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,249,255,0.12); }
.demo-field input.invalid { border-color: #ff5a5a; box-shadow: 0 0 0 3px rgba(255,90,90,0.12); }
.demo-modal .form-error { font-size: 13px; color: #ff5a5a; text-align: center; margin: 0; }
.demo-modal .btn { width: 100%; justify-content: center; margin-top: 6px; }
.demo-modal .privacy { font-size: 12px; color: var(--muted); text-align: center; margin-top: 4px; }
.demo-sent { text-align: center; padding: 28px 0 12px; }
.demo-sent .icon { width: 64px; height: 64px; border-radius: 99px; background: rgba(0,249,255,0.1); border: 1px solid rgba(0,249,255,0.3); display: grid; place-items: center; margin: 0 auto 20px; color: var(--cyan); font-size: 26px; }
.demo-sent h3 { margin-bottom: 10px; }
.demo-sent p { font-size: 14px; color: var(--ink-3); }