/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #10b981;
    --accent-dark: #059669;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --dark-3: #334155;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --light: #f1f5f9;
    --white: #ffffff;
    --danger: #ef4444;
    --warning: #f59e0b;
    --whatsapp: #25d366;
    --bold-color: #00d68f;
    --gradient: linear-gradient(135deg, var(--primary), #8b5cf6);
    --shadow: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.1);
    --radius: 12px;
    --radius-lg: 20px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

a { text-decoration: none; color: inherit; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    border-color: transparent;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99,102,241,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-bold {
    background: var(--dark);
    color: var(--white);
    border-color: var(--dark);
    margin-top: 8px;
}
.btn-bold:hover {
    background: var(--dark-2);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.3rem;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--gradient);
    color: white;
    border-radius: 10px;
    font-weight: 800;
    font-size: 1.1rem;
}

.logo-text { color: var(--dark); }
.logo-highlight { color: var(--primary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--dark-3);
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--primary); }

.nav-cta {
    background: var(--gradient);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 10px;
}
.nav-cta:hover {
    box-shadow: 0 4px 15px rgba(99,102,241,0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 50%, #f0fdf4 100%);
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}
.shape-1 {
    width: 600px; height: 600px;
    background: var(--primary);
    top: -200px; right: -200px;
}
.shape-2 {
    width: 400px; height: 400px;
    background: var(--accent);
    bottom: -150px; left: -100px;
}
.shape-3 {
    width: 200px; height: 200px;
    background: var(--warning);
    top: 40%; left: 30%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px 0;
}

.hero-badge {
    display: inline-block;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-text h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--dark);
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--dark-3);
    line-height: 1.7;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.hero-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.hero-badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-dark);
    font-weight: 500;
    font-size: 0.9rem;
}

/* Hero mockup */
.hero-mockup {
    background: var(--dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl), 0 0 60px rgba(99,102,241,0.15);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
}
.hero-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--dark-2);
}
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span {
    width: 10px; height: 10px;
    border-radius: 50%;
}
.mockup-dots span:nth-child(1) { background: #ef4444; }
.mockup-dots span:nth-child(2) { background: #f59e0b; }
.mockup-dots span:nth-child(3) { background: #10b981; }

.mockup-url {
    font-size: 0.75rem;
    color: var(--gray);
    background: var(--dark-3);
    padding: 4px 12px;
    border-radius: 6px;
    flex: 1;
    text-align: center;
}

.mockup-body {
    display: flex;
    min-height: 300px;
}

.mockup-sidebar {
    width: 60px;
    background: var(--dark-2);
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mockup-menu-item {
    height: 8px;
    background: var(--dark-3);
    border-radius: 4px;
}
.mockup-menu-item.active { background: var(--primary); }

.mockup-content {
    flex: 1;
    padding: 16px;
}

.mockup-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}
.mockup-stat {
    height: 40px;
    border-radius: 8px;
}
.mockup-stat.s1 { background: linear-gradient(135deg, #1e293b, #334155); }
.mockup-stat.s2 { background: linear-gradient(135deg, #1e293b, #334155); }
.mockup-stat.s3 { background: linear-gradient(135deg, #1e293b, #334155); }
.mockup-stat.s4 { background: linear-gradient(135deg, #1e293b, #334155); }

.mockup-btn-entry {
    height: 36px;
    background: var(--accent);
    border-radius: 8px;
    margin-bottom: 8px;
}
.mockup-btn-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 12px;
}
.mockup-btn-exit {
    height: 36px;
    background: var(--primary-light);
    border-radius: 8px;
}
.mockup-btn-qr {
    height: 36px;
    background: var(--warning);
    border-radius: 8px;
}

.mockup-list { display: flex; flex-direction: column; gap: 6px; }
.mockup-list-item {
    height: 24px;
    background: var(--dark-2);
    border-radius: 6px;
    border-left: 3px solid var(--warning);
}

/* ===== SECTIONS COMMON ===== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--dark-3);
    line-height: 1.7;
}

/* ===== FEATURES ===== */
.features {
    padding: 100px 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ===== DEVICES ===== */
.devices {
    padding: 100px 0;
    background: linear-gradient(135deg, #eef2ff, #f0fdf4);
}

.devices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.device-card {
    text-align: center;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}
.device-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.device-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    border-radius: 50%;
    margin: 0 auto 24px;
}

.device-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.device-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ===== PRICING ===== */
.pricing {
    padding: 100px 0;
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    transition: all 0.3s ease;
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 40px rgba(99,102,241,0.15);
}

.pricing-popular {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
}

.pricing-amount {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 8px;
}

.pricing-amount .currency {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark);
}

.pricing-amount .price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1;
}

.pricing-amount .period {
    font-size: 1rem;
    color: var(--gray);
    font-weight: 500;
}

.pricing-subtitle {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.95rem;
    color: var(--dark-3);
}

/* ===== PQR & REGISTRO ===== */
.pqr {
    padding: 100px 0;
    background: linear-gradient(135deg, #eef2ff, #faf5ff);
}

.registro {
    padding: 100px 0;
    background: var(--dark);
}

.registro .section-badge {
    background: rgba(99,102,241,0.2);
}

.registro .section-header h2 { color: var(--white); }
.registro .section-header p { color: var(--gray); }

.cta-box {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.cta-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 40px;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
    text-align: left;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 400px;
    margin: 0 auto 24px;
}

.cta-login {
    color: var(--gray);
    font-size: 0.9rem;
}
.cta-login a {
    color: var(--primary-light);
    font-weight: 600;
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--dark);
    background: var(--white);
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.form-group textarea { resize: vertical; }

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--gray);
    padding: 60px 0 0;
    border-top: 1px solid var(--dark-3);
}

.registro + .footer { border-top: none; }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 10px;
}

.footer-links a:hover { color: var(--primary-light); }

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid var(--dark-3);
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
}

.footer .nav-logo .logo-text { color: var(--white); }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 999;
    transition: all 0.3s ease;
    animation: pulse-wa 2s infinite;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37,211,102,0.5);
}

@keyframes pulse-wa {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6); }
}

/* ===== FORM SUCCESS MESSAGE ===== */
.form-success {
    text-align: center;
    padding: 40px;
}

.form-success svg {
    color: var(--accent);
    margin-bottom: 16px;
}

.form-success h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-text h1 { font-size: 2.5rem; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid #e2e8f0;
    }
    .nav-links.active { display: flex; }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px 0;
    }
    .hero-text h1 { font-size: 2.2rem; }
    .hero-image { order: -1; }
    .hero-mockup {
        transform: none;
        max-width: 400px;
        margin: 0 auto;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .devices-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn { width: 100%; }

    .section-header h2 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
    .hero-text h1 { font-size: 1.8rem; }
    .hero-badges { flex-direction: column; gap: 12px; }
    .pricing-amount .price { font-size: 2.4rem; }
}