:root { --landing-primary: #2563eb; --landing-dark: #0f172a; --landing-muted: #64748b; --landing-border: #e2e8f0; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--landing-dark); background: #fff; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.landing-nav { position: sticky; top: 0; z-index: 1000; min-height: 76px; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(226,232,240,.85); backdrop-filter: blur(12px); }
.landing-brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--landing-dark); text-decoration: none; }
.landing-brand > span { display: grid; width: 38px; height: 38px; place-items: center; color: #fff; background: var(--landing-primary); border-radius: 10px; }
.landing-brand strong { font-size: 1.08rem; }
.landing-nav .nav-link { color: #475569; font-weight: 600; }
.landing-hero { padding: 6rem 0 5rem; overflow: hidden; background: radial-gradient(circle at 85% 15%, #dbeafe 0, transparent 30%), linear-gradient(180deg, #f8fbff 0%, #fff 100%); }
.landing-eyebrow { display: inline-flex; align-items: center; gap: .45rem; margin-bottom: 1.2rem; padding: .4rem .75rem; color: #1d4ed8; background: #dbeafe; border-radius: 999px; font-size: .78rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.landing-hero h1 { max-width: 720px; margin: 0; font-size: clamp(2.8rem, 6vw, 5rem); font-weight: 800; letter-spacing: -.055em; line-height: .98; }
.landing-hero h1 span { color: var(--landing-primary); }
.landing-hero .lead { max-width: 610px; margin-top: 1.5rem; color: #475569; line-height: 1.7; }
.hero-note { margin: 1.2rem 0 0; color: var(--landing-muted); font-size: .9rem; }
.hero-note i { color: #16a34a; }
.timer-preview { position: relative; padding: 1rem 0 2rem; }
.preview-browser { overflow: hidden; background: #fff; border: 1px solid #cbd5e1; border-radius: 18px; box-shadow: 0 35px 80px rgba(15,23,42,.2); transform: rotate(1deg); }
.preview-browser-bar { display: flex; align-items: center; gap: .38rem; height: 42px; padding: 0 .9rem; background: #f8fafc; border-bottom: 1px solid #e2e8f0; }
.preview-browser-bar > span { width: 9px; height: 9px; background: #cbd5e1; border-radius: 50%; }
.preview-browser-bar small { margin-left: .5rem; color: #94a3b8; }
.preview-app { display: grid; grid-template-columns: 58px 1fr; min-height: 390px; background: #0b1120; }
.preview-app aside { display: flex; align-items: center; flex-direction: column; gap: 1.5rem; padding: 1rem .5rem; color: #64748b; background: #111827; border-right: 1px solid rgba(255,255,255,.08); }
.preview-logo { display: grid; width: 34px; height: 34px; place-items: center; color: #fff; background: var(--landing-primary); border-radius: 9px; }
.preview-stage { display: flex; align-items: center; flex-direction: column; justify-content: center; padding: 2rem; color: #fff; text-align: center; }
.preview-status { padding: .28rem .65rem; color: #86efac; background: rgba(22,163,74,.16); border-radius: 999px; font-size: .65rem; font-weight: 800; letter-spacing: .1em; }
.preview-stage h2 { margin: 1.2rem 0 .2rem; color: #cbd5e1; font-size: 1.25rem; }
.preview-clock { font-variant-numeric: tabular-nums; font-size: clamp(4rem, 9vw, 6.5rem); font-weight: 800; letter-spacing: -.06em; line-height: 1; }
.preview-progress { width: min(340px, 90%); height: 6px; margin-top: 1.5rem; overflow: hidden; background: #334155; border-radius: 99px; }
.preview-progress span { display: block; width: 68%; height: 100%; background: var(--landing-primary); }
.preview-next { display: grid; grid-template-columns: 1fr auto; width: min(340px, 90%); margin-top: 1.4rem; padding: .8rem 1rem; text-align: left; background: #172033; border: 1px solid #293548; border-radius: 10px; }
.preview-next small { grid-column: 1 / -1; color: #94a3b8; }
.preview-next span { color: #93c5fd; }
.preview-caption { position: absolute; right: 1rem; bottom: 0; padding: .5rem .75rem; color: #475569; background: #fff; border: 1px solid var(--landing-border); border-radius: 9px; box-shadow: 0 8px 25px rgba(15,23,42,.1); font-size: .78rem; }
.landing-section { padding: 6rem 0; }
.section-heading { max-width: 700px; margin: 0 auto 3rem; text-align: center; }
.section-heading > span { color: var(--landing-primary); font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.section-heading h2 { margin: .55rem 0 .8rem; font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; letter-spacing: -.035em; }
.section-heading p { color: var(--landing-muted); font-size: 1.05rem; }
.feature-card { height: 100%; padding: 1.6rem; border: 1px solid var(--landing-border); border-radius: 16px; box-shadow: 0 8px 30px rgba(15,23,42,.04); }
.feature-card > span:not(.badge) { display: grid; width: 48px; height: 48px; place-items: center; color: var(--landing-primary); background: #dbeafe; border-radius: 12px; font-size: 1.25rem; }
.feature-card > .badge { display: inline-flex; width: auto; height: auto; margin-top: 1rem; color: #fff; font-size: .75rem; }
.feature-card h3 { margin: 1.1rem 0 .55rem; font-size: 1.15rem; font-weight: 750; }
.feature-card p { margin: 0; color: var(--landing-muted); line-height: 1.65; }
.pricing-section { background: #f8fafc; }
.pricing-card { position: relative; display: flex; height: 100%; flex-direction: column; padding: 2rem; background: #fff; border: 1px solid var(--landing-border); border-radius: 18px; box-shadow: 0 12px 35px rgba(15,23,42,.06); }
.pricing-featured { border: 2px solid #60a5fa; box-shadow: 0 20px 55px rgba(37,99,235,.13); }
.pricing-ribbon { position: absolute; top: 1rem; right: 1rem; padding: .3rem .6rem; color: #1d4ed8; background: #dbeafe; border-radius: 999px; font-size: .72rem; font-weight: 800; }
.pricing-label { color: var(--landing-primary); font-weight: 800; }
.pricing-card h3 { margin: .6rem 0; }
.pricing-card h3 strong { font-size: 3rem; letter-spacing: -.05em; }
.pricing-card h3 small { color: var(--landing-muted); font-size: .9rem; font-weight: 500; }
.pricing-coming { padding: .65rem 0; font-size: 1.65rem; font-weight: 800; }
.pricing-card p { color: var(--landing-muted); }
.pricing-card ul { flex: 1; margin: 1.2rem 0 2rem; padding: 0; list-style: none; }
.pricing-card li { display: flex; gap: .65rem; margin: .8rem 0; color: #475569; }
.pricing-card li i { color: #16a34a; }
.pricing-footnote { max-width: 720px; margin: 2rem auto 0; color: var(--landing-muted); text-align: center; font-size: .9rem; }
.landing-cta { padding: 4rem 0; color: #fff; background: var(--landing-primary); }
.landing-cta .container { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.landing-cta h2 { margin: 0 0 .4rem; font-weight: 800; }
.landing-cta p { margin: 0; color: #dbeafe; }
.landing-footer { padding: 2rem 0; border-top: 1px solid var(--landing-border); }
.landing-footer .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.landing-footer small { color: var(--landing-muted); }
@media (max-width: 991.98px) { .landing-nav .navbar-collapse { padding: 1rem 0; } .landing-nav .btn { width: 100%; margin-top: .4rem; } .landing-hero { padding-top: 4rem; } .timer-preview { margin-top: 1rem; } }
@media (max-width: 767.98px) { .landing-section { padding: 4rem 0; } .preview-app { min-height: 320px; } .landing-cta .container, .landing-footer .container { align-items: flex-start; flex-direction: column; } .landing-cta .btn { width: 100%; } }