:root {
    --primary: #0b2c4d;
    --primary-soft: #123e68;
    --accent: #0f766e;
    --danger: #b91c1c;
    --light: #f6f8fb;
    --white: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    --radius: 14px;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
}

.container {
    width: min(1140px, 92%);
    margin: 0 auto;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: -999px;
}

.skip-link:focus {
    left: 10px;
    top: 10px;
    background: #000;
    color: #fff;
    padding: 8px 12px;
    z-index: 9999;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top,
.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}

.brand a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.brand-mark {
    background: var(--primary);
    color: var(--white);
    padding: 8px 10px;
    border-radius: 8px;
    letter-spacing: 1px;
}

.brand-text {
    color: var(--primary);
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.contact-link {
    color: var(--muted);
    font-size: 0.92rem;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 18px;
    margin: 0;
    padding: 0;
}

.main-nav li {
    position: relative;
}

.main-nav a,
.submenu-toggle {
    color: var(--text);
    font-weight: 600;
    padding: 8px 2px;
    border-bottom: 2px solid transparent;
    background: transparent;
    border-left: none;
    border-right: none;
    border-top: none;
    font: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.main-nav a.active,
.main-nav a:hover,
.submenu-toggle.active,
.submenu-toggle:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.menu-icon {
    font-size: 0.95rem;
    line-height: 1;
}

.submenu-toggle {
    justify-content: space-between;
    min-width: 150px;
}

.submenu-caret {
    font-size: 0.75rem;
}

.submenu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 280px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: var(--shadow);
    z-index: 1002;
    padding: 8px;
}

.has-submenu:hover .submenu {
    display: block;
}

.submenu li {
    width: 100%;
}

.submenu a {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px;
    border-bottom: none;
    border-radius: 8px;
}

.submenu a:hover {
    background: var(--light);
}

.menu-toggle {
    display: none;
    border: 1px solid var(--border);
    background: var(--white);
    padding: 7px 10px;
    border-radius: 8px;
    cursor: pointer;
}

.btn {
    display: inline-block;
    border: none;
    border-radius: 10px;
    padding: 10px 16px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s ease;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-soft);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-whatsapp {
    background: #25d366;
    color: #fff;
}

.hero {
    background: linear-gradient(120deg, #0b2c4d 0%, #123e68 50%, #0f766e 100%);
    color: var(--white);
    padding: 78px 0 68px;
}

.hero h1 {
    margin: 0 0 14px;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    line-height: 1.2;
}

.hero p {
    margin: 0 0 22px;
    font-size: 1.08rem;
    max-width: 760px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero .btn-outline {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.7);
}

.hero .btn-outline:hover {
    background: var(--white);
    color: var(--primary);
}

.section {
    padding: 62px 0;
}

.section h2 {
    margin-top: 0;
    margin-bottom: 14px;
    color: var(--primary);
    font-size: clamp(1.4rem, 2.2vw, 2rem);
}

.section-lead {
    color: var(--muted);
    margin-bottom: 28px;
    max-width: 860px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

.card h3 {
    margin-top: 0;
    color: var(--primary);
    font-size: 1.15rem;
}

.card p {
    color: var(--muted);
}

.icon-dot {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--light);
    display: grid;
    place-items: center;
    color: var(--primary);
    margin-bottom: 12px;
    font-weight: 700;
}

.highlight {
    background: var(--light);
}

.kpi-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 16px;
}

.kpi-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
}

.kpi-item strong {
    display: block;
    color: var(--primary);
    font-size: 1.2rem;
}

.cta-strip {
    background: var(--primary);
    color: var(--white);
    border-radius: 14px;
    padding: 26px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.page-hero {
    background: var(--light);
    border-bottom: 1px solid var(--border);
    padding: 46px 0;
}

.page-hero h1 {
    margin: 0 0 10px;
    color: var(--primary);
}

.breadcrumb {
    font-size: 0.9rem;
    color: var(--muted);
}

.site-footer {
    margin-top: 48px;
    background: #0a1f36;
    color: #dce7f5;
    padding-top: 44px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 22px;
}

.site-footer h3 {
    color: #fff;
    margin-top: 0;
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer li {
    margin-bottom: 8px;
}

.site-footer a {
    color: #dce7f5;
}

.site-footer a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    margin-top: 20px;
    padding: 14px 0;
    font-size: 0.92rem;
}

.form-wrap {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full {
    grid-column: 1 / -1;
}

label {
    font-weight: 600;
}

input, select, textarea {
    width: 100%;
    border: 1px solid #cfd5df;
    border-radius: 10px;
    padding: 10px 12px;
    font: inherit;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.alert {
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 14px;
    font-size: 0.95rem;
}

.alert-success {
    background: #e8f9ef;
    border: 1px solid #88d4a7;
    color: #0a6b33;
}

.alert-error {
    background: #fdecec;
    border: 1px solid #f1b1b1;
    color: #8d1f1f;
}

.floating-whatsapp {
    position: fixed;
    right: 16px;
    bottom: 16px;
    background: #25d366;
    color: #fff;
    font-weight: 700;
    padding: 12px 14px;
    border-radius: 999px;
    box-shadow: var(--shadow);
    z-index: 1001;
}

@media (max-width: 992px) {
    .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .kpi-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .header-contact {
        display: none;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: inline-block;
    }

    .main-nav {
        display: none;
        width: 100%;
    }

    .main-nav.open {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 8px;
        margin-top: 12px;
        border-top: 1px solid var(--border);
        padding-top: 12px;
    }

    .main-nav li {
        width: 100%;
    }

    .main-nav a,
    .submenu-toggle {
        width: 100%;
        justify-content: flex-start;
    }

    .submenu-toggle {
        min-width: 0;
    }

    .submenu {
        position: static;
        box-shadow: none;
        border: 1px solid var(--border);
        border-radius: 8px;
        margin-top: 6px;
        min-width: 0;
    }

    .has-submenu:hover .submenu {
        display: none;
    }

    .has-submenu.open .submenu {
        display: block;
    }

    .nav-wrap {
        flex-wrap: wrap;
    }

    .nav-cta {
        margin-left: auto;
    }

    .grid-2,
    .grid-3,
    .form-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 56px 0;
    }

    .section {
        padding: 52px 0;
    }

    .floating-whatsapp {
        right: 12px;
        bottom: 12px;
    }
}