/* =========================================
   Monitoreo · Landing
   Estilos únicos, modernos y autocontenidos
   ========================================= */

:root {
    --bg: #0b1220;
    --bg-2: #0f172a;
    --bg-soft: #111a2e;
    --surface: #131c33;
    --surface-2: #182241;
    --border: #1f2a48;
    --text: #e6ecff;
    --muted: #9aa6c7;
    --primary: #6366f1;
    --primary-2: #8b5cf6;
    --accent: #22d3ee;
    --success: #34d399;
    --warn: #fbbf24;
    --danger: #f87171;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    --container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background: radial-gradient(1200px 600px at 80% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
                radial-gradient(900px 500px at 0% 10%, rgba(34, 211, 238, 0.12), transparent 60%),
                var(--bg);
    color: var(--text);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- NAV ---------- */
.nav-wrap {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: saturate(160%) blur(10px);
    background: rgba(11, 18, 32, 0.7);
    border-bottom: 1px solid var(--border);
}
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: 24px;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    letter-spacing: 0.2px;
    font-size: 18px;
}
.brand-mark {
    width: 34px; height: 34px;
    border-radius: 10px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
}
.brand-text { color: var(--text); }
.brand-dot { color: var(--accent); }

.nav-links {
    display: flex; gap: 24px;
    list-style: none; margin: 0; padding: 0;
}
.nav-links a {
    color: var(--muted);
    font-weight: 500;
    font-size: 14px;
    transition: color .2s;
}
.nav-links a:hover { color: var(--text); }

.nav-cta { display: flex; align-items: center; gap: 10px; }
.nav-toggle {
    display: none;
    background: transparent; border: 1px solid var(--border);
    color: var(--text); padding: 8px 12px; border-radius: 10px;
    font-size: 18px; cursor: pointer;
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 16px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-lg { padding: 14px 22px; font-size: 15px; border-radius: 12px; }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(99, 102, 241, 0.5); }
.btn-ghost {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    border-color: var(--border);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); }

/* ---------- HERO ---------- */
.hero {
    position: relative;
    padding: 80px 0 60px;
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(600px 300px at 20% 20%, rgba(99, 102, 241, 0.18), transparent 60%),
        radial-gradient(500px 260px at 90% 30%, rgba(34, 211, 238, 0.15), transparent 60%);
    pointer-events: none;
}
.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}
.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 12px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.35);
    color: #c7d2fe;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 600;
}
.hero h1 {
    margin: 18px 0 16px;
    font-size: clamp(34px, 4.4vw, 56px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.grad {
    background: linear-gradient(90deg, #a5b4fc, #67e8f9);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.lead { color: var(--muted); font-size: 17px; max-width: 560px; }
.hero-actions { display: flex; gap: 12px; margin: 26px 0 22px; flex-wrap: wrap; }
.hero-bullets {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-wrap: wrap; gap: 14px 22px;
    color: var(--muted); font-size: 14px;
}
.hero-bullets i { color: var(--success); margin-right: 6px; }

/* Dashboard mock */
.hero-card { perspective: 1200px; }
.dashboard {
    background: linear-gradient(180deg, var(--surface), var(--surface-2));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transform: rotateY(-6deg) rotateX(4deg);
    transition: transform .4s ease;
}
.dashboard:hover { transform: rotateY(-2deg) rotateX(2deg); }
.dash-head {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.15);
}
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.r { background: #ef4444; } .dot.y { background: #f59e0b; } .dot.g { background: #10b981; }
.dash-title { margin-left: 10px; font-size: 13px; color: var(--muted); }
.dash-body { padding: 20px; }

.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.kpi {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
}
.kpi-label { font-size: 12px; color: var(--muted); }
.kpi-value { display: block; font-size: 24px; font-weight: 800; margin-top: 4px; }
.kpi-value small { font-size: 13px; font-weight: 500; color: var(--muted); margin-left: 2px; }
.kpi-trend { font-size: 12px; display: inline-flex; align-items: center; gap: 4px; margin-top: 4px; }
.kpi-trend.up { color: var(--success); } .kpi-trend.down { color: var(--danger); }

.chart { margin-top: 16px; height: 140px; }
.chart svg { width: 100%; height: 100%; }
.alert-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.alert-pill {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 10px; font-size: 12px; border-radius: 999px;
    border: 1px solid var(--border);
}
.alert-pill.warn { background: rgba(251, 191, 36, 0.12); color: #fcd34d; border-color: rgba(251, 191, 36, 0.3); }
.alert-pill.ok { background: rgba(52, 211, 153, 0.12); color: #6ee7b7; border-color: rgba(52, 211, 153, 0.3); }

/* ---------- TRUST ---------- */
.trust { padding: 30px 0 10px; }
.trust-label { text-align: center; color: var(--muted); font-size: 13px; margin: 0 0 16px; }
.trust-row {
    display: flex; flex-wrap: wrap; justify-content: center; gap: 18px 28px;
    color: var(--muted); font-size: 14px;
}
.trust-row span i { margin-right: 6px; color: var(--accent); }

/* ---------- SECTIONS ---------- */
.section { padding: 80px 0; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.section-head h2 {
    font-size: clamp(26px, 3.2vw, 38px);
    margin: 14px 0 10px;
    font-weight: 800;
    letter-spacing: -0.01em;
}
.section-head p { color: var(--muted); margin: 0; }

/* Features */
.features {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.feature {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    transition: transform .2s, border-color .2s, background .2s;
}
.feature:hover { transform: translateY(-3px); border-color: rgba(99, 102, 241, 0.5); }
.feature-ic {
    width: 42px; height: 42px; border-radius: 10px;
    display: grid; place-items: center;
    background: rgba(99, 102, 241, 0.15);
    color: #c7d2fe;
    margin-bottom: 14px;
    font-size: 20px;
}
.feature h3 { margin: 0 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }

/* Modules */
.modules {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.mod {
    display: flex; gap: 12px; align-items: flex-start;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: transform .2s, border-color .2s;
}
.mod:hover { transform: translateY(-2px); border-color: rgba(34, 211, 238, 0.4); }
.mod i {
    font-size: 22px; color: var(--accent);
    background: rgba(34, 211, 238, 0.1);
    width: 38px; height: 38px;
    display: grid; place-items: center;
    border-radius: 10px;
    flex-shrink: 0;
}
.mod h4 { margin: 0 0 2px; font-size: 14.5px; }
.mod p { margin: 0; color: var(--muted); font-size: 13px; }

/* Two col */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.two-col h2 { font-size: clamp(26px, 3vw, 36px); margin: 14px 0 14px; }
.check-list { list-style: none; padding: 0; margin: 18px 0 0; }
.check-list li { display: flex; align-items: center; gap: 10px; padding: 8px 0; color: var(--text); }
.check-list i { color: var(--success); }

/* Code card */
.code-card {
    background: #0a1124;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.code-head {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: #0d1530;
}
.code-title { margin-left: 10px; font-size: 13px; color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.code {
    margin: 0; padding: 18px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 13px;
    color: #d6deff;
    overflow-x: auto;
    line-height: 1.65;
}
.c-k { color: #f0abfc; }
.c-s { color: #86efac; }
.c-n { color: #93c5fd; }
.c-c { color: #64748b; font-style: italic; }

/* Security */
.security {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.sec-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    transition: transform .2s, border-color .2s;
}
.sec-item:hover { transform: translateY(-3px); border-color: rgba(34, 211, 238, 0.4); }
.sec-item i {
    font-size: 22px; color: var(--accent); margin-bottom: 10px;
    display: inline-grid; place-items: center;
    width: 40px; height: 40px;
    border-radius: 10px;
    background: rgba(34, 211, 238, 0.1);
}
.sec-item h4 { margin: 8px 0 6px; font-size: 16px; }
.sec-item p { margin: 0; color: var(--muted); font-size: 14px; }

/* Stats */
.stats {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    text-align: center;
}
.stat {
    padding: 26px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.stat-num {
    display: block; font-size: 34px; font-weight: 800;
    background: linear-gradient(90deg, #a5b4fc, #67e8f9);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-lbl { color: var(--muted); font-size: 13px; }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.plan {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex; flex-direction: column; gap: 14px;
    transition: transform .2s, border-color .2s;
}
.plan:hover { transform: translateY(-3px); }
.plan h3 { margin: 0; font-size: 22px; }
.plan-desc { color: var(--muted); margin: 0; font-size: 14px; min-height: 40px; }
.plan ul { list-style: none; padding: 0; margin: 6px 0 14px; display: grid; gap: 8px; color: var(--text); font-size: 14px; }
.plan ul i { color: var(--success); margin-right: 6px; }
.plan .btn { align-self: flex-start; }
.plan-featured {
    border-color: rgba(99, 102, 241, 0.55);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.12), rgba(139, 92, 246, 0.05));
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.18);
}
.badge {
    position: absolute; top: -10px; right: 18px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white; font-size: 11px; font-weight: 700;
    padding: 4px 10px; border-radius: 999px;
    letter-spacing: 0.4px;
}

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 10px; }
.faq details {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 18px;
    transition: border-color .2s;
}
.faq details[open] { border-color: rgba(99, 102, 241, 0.55); }
.faq summary {
    cursor: pointer; font-weight: 600; list-style: none;
    display: flex; align-items: center; justify-content: space-between;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "+"; font-size: 22px; color: var(--muted); transition: transform .2s;
}
.faq details[open] summary::after { content: "−"; }
.faq p { color: var(--muted); margin: 10px 0 0; font-size: 14px; }

/* CTA */
.cta { padding: 80px 0; }
.cta-card {
    display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(34, 211, 238, 0.12));
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}
.cta-card h2 { margin: 0 0 10px; font-size: clamp(24px, 2.6vw, 32px); }
.cta-card p { color: var(--muted); margin: 0; }

.cta-form { display: grid; gap: 10px; }
.cta-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cta-form input, .cta-form textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.25);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    font-family: inherit; font-size: 14px;
    transition: border-color .2s, background .2s;
}
.cta-form input:focus, .cta-form textarea:focus {
    outline: none; border-color: var(--primary); background: rgba(0, 0, 0, 0.35);
}
.cta-form button { justify-self: start; }

/* Footer */
.footer {
    background: #060b18;
    border-top: 1px solid var(--border);
    padding: 50px 0 20px;
}
.footer-grid {
    display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 30px;
}
.footer h5 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer ul a { color: var(--text); font-size: 14px; opacity: 0.85; }
.footer ul a:hover { opacity: 1; color: #c7d2fe; }
.muted { color: var(--muted); font-size: 13px; }
.foot-bottom {
    margin-top: 30px; padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
    color: var(--muted); font-size: 13px;
}
.foot-bottom .bi-heart-fill { color: var(--danger); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
    .features, .modules { grid-template-columns: repeat(2, 1fr); }
    .security { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero { padding: 60px 0 30px; }
    .dashboard { transform: none; }
    .two-col { grid-template-columns: 1fr; }
    .stats, .plans { grid-template-columns: 1fr; }
    .cta-card { grid-template-columns: 1fr; padding: 28px; }
    .nav-links {
        position: absolute; top: 70px; left: 0; right: 0;
        background: var(--bg-2); border-bottom: 1px solid var(--border);
        flex-direction: column; gap: 0; padding: 10px 24px;
        max-height: 0; overflow: hidden; transition: max-height .25s ease;
    }
    .nav-links li a { display: block; padding: 12px 0; border-bottom: 1px solid var(--border); }
    .nav-links li:last-child a { border-bottom: none; }
    .nav-links.open { max-height: 320px; }
    .nav-toggle { display: inline-grid; }
    .nav-cta .btn:not(.nav-toggle) { display: none; }
}
@media (max-width: 540px) {
    .features, .modules, .security { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .cta-form .row { grid-template-columns: 1fr; }
    .kpi-row { grid-template-columns: 1fr; }
}