/* =========================================================
   GizmoVanta - Premium theme
   ========================================================= */

:root {
    --gv-bg: #f6f7fb;
    --gv-surface: #ffffff;
    --gv-ink: #14171c;
    --gv-muted: #5b6472;
    --gv-brand: #4f46e5;
    --gv-brand-2: #7c3aed;
    --gv-accent: #0ea5a4;
    --gv-dark: #101524;
    --gv-dark-2: #1b2333;
    --gv-border: #e6e8ef;
    --gv-radius: 18px;
    --gv-shadow: 0 10px 30px rgba(16, 21, 36, 0.08);
    --gv-shadow-hover: 0 20px 45px rgba(16, 21, 36, 0.14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    color: var(--gv-ink);
    background: var(--gv-bg);
    line-height: 1.65;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; }

h1, h2, h3, h4, h5, h6 { line-height: 1.2; font-weight: 700; letter-spacing: -0.015em; }

/* Accessibility: visible focus */
:focus-visible {
    outline: 3px solid var(--gv-brand);
    outline-offset: 3px;
    border-radius: 6px;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--gv-dark);
    color: #fff;
    padding: 0.75rem 1.25rem;
    z-index: 2000;
    border-radius: 0 0 10px 0;
    text-decoration: none;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Header / Navbar ---------- */
.site-header { background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--gv-border); }
.nav-wrap { padding-top: 0.6rem; padding-bottom: 0.6rem; }
.navbar-brand { display: inline-flex; align-items: center; gap: 0.55rem; }
.brand-mark {
    width: 38px; height: 38px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--gv-brand), var(--gv-brand-2));
    color: #fff; font-weight: 800; font-size: 1.25rem; text-decoration: none;
}
.brand-text { font-weight: 800; font-size: 1.25rem; color: var(--gv-ink); letter-spacing: -0.02em; }
.navbar .nav-link { font-weight: 500; color: var(--gv-ink); padding: 0.5rem 0.85rem !important; border-radius: 10px; }
.navbar .nav-link:hover { color: var(--gv-brand); }
.navbar .nav-link.active { color: var(--gv-brand); background: rgba(79, 70, 229, 0.08); }
.navbar-toggler { border: none; }

.btn-brand {
    background: linear-gradient(135deg, var(--gv-brand), var(--gv-brand-2));
    color: #fff; border: none; border-radius: 999px; padding: 0.7rem 1.5rem; font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-brand:hover, .btn-brand:focus { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(79, 70, 229, 0.35); }
.btn-outline-brand {
    background: transparent; color: var(--gv-brand); border: 2px solid var(--gv-brand);
    border-radius: 999px; padding: 0.6rem 1.4rem; font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-outline-brand:hover, .btn-outline-brand:focus { color: #fff; background: var(--gv-brand); transform: translateY(-2px); }

.btn-light-pill {
    background: rgba(255, 255, 255, 0.12); color: #fff; border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 999px; padding: 0.7rem 1.5rem; font-weight: 600;
    transition: background 0.2s ease, transform 0.2s ease;
}
.btn-light-pill:hover { background: rgba(255, 255, 255, 0.22); color: #fff; transform: translateY(-2px); }
.btn-ghost-light { color: #fff; text-decoration: none; font-weight: 600; border-bottom: 2px solid rgba(255,255,255,0.4); padding-bottom: 2px; }
.btn-ghost-light:hover { color: #fff; border-color: #fff; }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    background:
        radial-gradient(1200px 500px at 80% -10%, rgba(79, 70, 229, 0.35), transparent 55%),
        linear-gradient(135deg, var(--gv-dark) 0%, #20294a 55%, var(--gv-dark-2) 100%);
    color: #fff;
    padding: 5.5rem 0 6rem;
    overflow: hidden;
}
.hero-badge {
    display: inline-flex; gap: 0.5rem; align-items: center;
    background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.45rem 1rem; border-radius: 999px; font-size: 0.85rem; font-weight: 500; color: #d6dcf5;
}
.hero h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); font-weight: 800; margin: 1.25rem 0 1rem; }
.hero .lead { font-size: 1.15rem; color: #c6cdf0; max-width: 34rem; }
.hero-media { border-radius: 22px; overflow: hidden; box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45); border: 1px solid rgba(255, 255, 255, 0.12); }
.hero-stats { margin-top: 3rem; display: flex; gap: 2.5rem; flex-wrap: wrap; }
.hero-stats .stat { }
.hero-stats .stat b { display: block; font-size: 1.5rem; font-weight: 800; }
.hero-stats .stat span { color: #9aa3c7; font-size: 0.9rem; }

/* ---------- Sections ---------- */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--gv-surface); }
.eyebrow { font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.78rem; color: var(--gv-brand); }
.section-title { font-size: clamp(1.7rem, 3vw, 2.4rem); margin: 0.4rem 0 0.75rem; }
.section-sub { color: var(--gv-muted); max-width: 44rem; }

.card {
    border: 1px solid var(--gv-border); border-radius: var(--gv-radius); background: var(--gv-surface);
    box-shadow: var(--gv-shadow); transition: transform 0.25s ease, box-shadow 0.25s ease; overflow: hidden; height: 100%;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--gv-shadow-hover); }
.card-img-wrap { overflow: hidden; }
.card-img-wrap img { width: 100%; height: 210px; object-fit: cover; transition: transform 0.4s ease; }
.card:hover .card-img-wrap img { transform: scale(1.05); }
.card-body { padding: 1.5rem; }
.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.card p { color: var(--gv-muted); font-size: 0.95rem; margin-bottom: 1rem; }
.card-link { color: var(--gv-brand); text-decoration: none; font-weight: 600; font-size: 0.95rem; }
.card-link:hover { color: var(--gv-brand-2); text-decoration: underline; }

.gadget-card { text-align: left; }

/* Feature split */
.feature-media { border-radius: 22px; overflow: hidden; box-shadow: var(--gv-shadow); }
.check-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.check-list li { display: flex; gap: 0.75rem; align-items: flex-start; padding: 0.5rem 0; color: var(--gv-ink); }
.check-list .tick {
    flex: 0 0 24px; height: 24px; border-radius: 50%; background: rgba(79, 70, 229, 0.12);
    color: var(--gv-brand); font-weight: 800; display: inline-flex; align-items: center; justify-content: center; font-size: 0.85rem; margin-top: 0.2rem;
}

/* Icon tiles */
.icon-tile {
    width: 54px; height: 54px; border-radius: 15px; display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(14, 165, 164, 0.12));
    color: var(--gv-brand); font-size: 1.4rem; margin-bottom: 1rem; flex: none;
}

/* ---------- Why / whitepaper band ---------- */
.why-band {
    background:
        radial-gradient(900px 400px at 10% 110%, rgba(79, 70, 229, 0.25), transparent 60%),
        linear-gradient(135deg, var(--gv-dark) 0%, var(--gv-dark-2) 100%);
    color: #fff;
}
.why-band .eyebrow { color: #a5b4fc; }
.why-item { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--gv-radius); padding: 1.6rem; height: 100%; }
.why-item:hover { background: rgba(255, 255, 255, 0.09); }
.why-item .icon-tile { background: rgba(255, 255, 255, 0.1); color: #c7d2fe; }
.why-item h3 { font-size: 1.1rem; }
.why-item p { color: #b6bed9; font-size: 0.95rem; }

/* CTA band */
.cta-band { border-radius: 26px; overflow: hidden; position: relative; padding: 3.5rem 2rem; text-align: center; color: #fff;
    background: radial-gradient(700px 320px at 50% -20%, rgba(14, 165, 164, 0.35), transparent 60%), linear-gradient(135deg, var(--gv-brand), var(--gv-brand-2));
}
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 0.75rem; }
.cta-band p { color: #e4e6ff; max-width: 34rem; margin: 0 auto 1.75rem; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
    padding: 4rem 0 4.5rem; color: #fff; position: relative; overflow: hidden;
    background:
        radial-gradient(800px 380px at 85% -20%, rgba(79, 70, 229, 0.4), transparent 60%),
        linear-gradient(135deg, var(--gv-dark) 0%, #232c50 60%, var(--gv-dark-2) 100%);
}
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 800; }
.page-hero p { color: #c6cdf0; max-width: 40rem; }
.breadcrumb-light { padding: 0; background: transparent; margin: 0 0 1rem; font-size: 0.9rem; }
.breadcrumb-light a { color: #aab2d8; text-decoration: none; }
.breadcrumb-light a:hover { color: #fff; }
.breadcrumb-light .crumb-sep { color: #6f7aa8; margin: 0 0.5rem; }

/* ---------- Article / Prose ---------- */
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.5rem; margin: 2rem 0 0.75rem; }
.prose h3 { font-size: 1.2rem; margin: 1.5rem 0 0.5rem; }
.prose p, .prose li { color: #3c4456; font-size: 1.05rem; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin: 0.4rem 0; }
.prose a { color: var(--gv-brand); }
.meta-box { background: var(--gv-surface); border: 1px solid var(--gv-border); border-radius: var(--gv-radius); padding: 1.5rem; box-shadow: var(--gv-shadow); }

/* Legal pages */
.legal h2 { font-size: 1.4rem; margin: 2rem 0 0.75rem; }
.legal h3 { font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }
.legal p, .legal li { color: #3c4456; font-size: 1.02rem; }
.legal-page-prose .updated { color: var(--gv-muted); font-size: 0.9rem; font-style: italic; }

/* ---------- Contact form ---------- */
.contact-card { max-width: 640px; margin: 0 auto; }
.form-control, .form-select {
    border: 1px solid var(--gv-border); border-radius: 12px; padding: 0.75rem 1rem;
    background: var(--gv-surface); font-size: 1rem;
}
.form-control:focus, .form-select:focus { border-color: var(--gv-brand); box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.12); }
.form-label { font-weight: 600; }
.hp-field { position: absolute; left: -2000px; top: -2000px; height: 1px; width: 1px; overflow: hidden; }

/* ---------- Footer ---------- */
.site-footer { background: var(--gv-dark); color: #c6cdf0; }
.footer-brand .brand-text { color: #fff; }
.footer-tagline { color: #9aa3c7; font-size: 0.95rem; max-width: 20rem; }
.footer-email a { color: #c7d2fe; text-decoration: none; }
.footer-email a:hover { text-decoration: underline; }
.footer-heading { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: #7f89b4; margin-bottom: 1rem; }
.footer-links li { margin: 0.5rem 0; }
.footer-links a { color: #c6cdf0; text-decoration: none; font-size: 0.95rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.09); }
.footer-note { color: #7f89b4; font-size: 0.85rem; }

/* ---------- Cookie modal (centered) ---------- */
.cookie-backdrop {
    position: fixed; inset: 0; background: rgba(15, 20, 35, 0.55); backdrop-filter: blur(3px);
    opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; z-index: 1200;
}
.cookie-modal {
    position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 1.25rem;
    z-index: 1205; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease;
}
.cookie-modal.open, .cookie-backdrop.open { opacity: 1; visibility: visible; }
.cookie-card {
    background: var(--gv-surface); border-radius: 22px; box-shadow: 0 40px 90px rgba(0, 0, 0, 0.35);
    max-width: 480px; width: 100%; padding: 2rem; transform: translateY(24px) scale(0.97);
    transition: transform 0.35s ease; border: 1px solid var(--gv-border);
}
.cookie-modal.open .cookie-card { transform: translateY(0) scale(1); }
.cookie-card h2 { font-size: 1.45rem; margin-bottom: 0.75rem; }
.cookie-card p { color: var(--gv-muted); font-size: 0.97rem; }
.cookie-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 1.25rem 0 0.75rem; }
.cookie-actions .btn { flex: 1 1 180px; }
.cookie-links { margin: 0; font-size: 0.9rem; }
.cookie-links a { color: var(--gv-brand); text-decoration: none; font-weight: 600; }
.cookie-links a:hover { text-decoration: underline; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .card:hover { transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
    .hero { padding: 4rem 0 4.5rem; text-align: left; }
    .hero .lead { max-width: 100%; }
    .hero-media { margin-top: 2rem; }
    .nav-wrap { padding-top: 0.4rem; padding-bottom: 0.4rem; }
    .navbar-collapse { padding: 0.75rem 0; }
}
@media (max-width: 575.98px) {
    .section { padding: 3.25rem 0; }
    .hero { padding: 3.25rem 0 3.75rem; }
    .hero-stats { gap: 1.5rem; }
    .cookie-card { padding: 1.5rem; }
    .cta-band { padding: 2.5rem 1.25rem; }
}