/* Paleta de colores corporativa */
:root {
    --color-primary: #00479A;
    --color-secondary: #00AEEF;
    --color-accent: #FFD700;
    --color-dark: #0f1b2d;
    --color-light: #f5f7fb;
    --color-border: #e3e8f0;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Trebuchet MS", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--color-light);
    color: #1f2937;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.section { padding: 80px 0; }
.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0 0 12px;
    color: #111827;
}
.section-kicker {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-secondary);
}
.divider {
    width: 90px;
    height: 4px;
    background: var(--color-secondary);
    margin: 16px auto 0;
}

.bg-primary { background-color: var(--color-primary); }
.text-primary { color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.text-secondary { color: var(--color-secondary); }
.border-secondary { border-color: var(--color-secondary); }

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
}

/* Nav */
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: #ffffff;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
}
.nav-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.02em;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 26px;
    font-weight: 600;
    color: #4b5563;
}
.nav-links a:hover { color: var(--color-primary); }
.nav-cta {
    background: var(--color-primary);
    color: #fff;
    padding: 10px 20px;
    border-radius: 999px;
    font-weight: 700;
    box-shadow: 0 10px 18px rgba(0, 71, 154, 0.2);
}
.nav-cta:hover { background: #003777; }
.nav-mobile { display: none; font-weight: 700; color: var(--color-primary); }

/* Hero */
.hero {
    position: relative;
    overflow: hidden;
    background-color: #00479a;
    background-image: url("../img/buenclimabordo-header.jpg");
    background-size: cover;
    background-position: center;
    color: #fff;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(0, 45, 105, 0.75), rgba(0, 80, 160, 0.6));
}
.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.15), transparent 55%);
    opacity: 0.6;
}
.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 40px;
    align-items: center;
    padding: 80px 0;
}
.hero-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 16px;
    background: var(--color-secondary);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin: 0 0 16px;
    line-height: 1.1;
}
.hero-lead {
    font-size: 1.1rem;
    color: #e5ecf7;
    max-width: 520px;
    margin: 0 0 26px;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 700;
    border: 2px solid transparent;
    transition: 0.2s ease;
}
.btn-primary { background: #fff; color: var(--color-primary); }
.btn-primary:hover { background: #f1f5fb; }
.btn-outline { border-color: #fff; color: #fff; }
.btn-outline:hover { background: #fff; color: var(--color-primary); }
.hero-meta {
    margin-top: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: #dbe7fb;
    font-weight: 600;
}
.hero-logo {
    display: flex;
    justify-content: center;
}
.hero-logo-card {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: #fff;
    padding: 18px;
    border: 4px solid #fff;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* About */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
    align-items: center;
}
.about-text {
    color: #4b5563;
    font-size: 1.02rem;
    line-height: 1.7;
}
.info-box {
    margin-top: 24px;
    background: #e9f3ff;
    border-left: 4px solid var(--color-primary);
    padding: 16px;
    border-radius: 0 12px 12px 0;
}
.cards-stack { display: grid; gap: 18px; }
.card {
    background: #fff;
    padding: 22px;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
    position: relative;
    overflow: hidden;
}
.card::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 90px;
    height: 90px;
    background: rgba(0, 174, 239, 0.12);
    border-bottom-left-radius: 100%;
    transition: background 0.3s ease;
}
.card:nth-child(2)::after { background: rgba(0, 71, 154, 0.12); }

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.service {
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}
.service-bar { height: 6px; background: var(--color-secondary); }
.service-bar.primary { background: var(--color-primary); }
.service-body { padding: 26px; }
.service-icon {
    width: 100%;
    height: 180px;
    border-radius: 14px;
    background: #e8f3ff;
    margin-bottom: 18px;
    overflow: hidden;
}
.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.service-list { margin: 0; padding-left: 18px; color: #6b7280; font-size: 0.92rem; }
.service-list li { margin: 6px 0; }

/* Values */
.values {
    position: relative;
    background: var(--color-primary);
    color: #fff;
}
.values::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.12;
    background-image: radial-gradient(#ffffff 1px, transparent 1px);
    background-size: 22px 22px;
}
.values::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("../img/buenclimabordo-valores.jpg");
    background-size: cover;
    background-position: center;
    opacity: 0.18;
}
.values-inner { position: relative; z-index: 1; }
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}
.value-card {
    background: rgba(5, 20, 40, 0.55);
    border: 1px solid rgba(93, 150, 214, 0.45);
    padding: 18px;
    border-radius: 12px;
}
.value-card h4 { margin: 0 0 8px; color: var(--color-secondary); }
.values-quote {
    margin-top: 28px;
    text-align: center;
    color: #cfe3ff;
    font-style: italic;
}

/* Contact */
.contact-card {
    background: #fff;
    border-radius: 22px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    overflow: hidden;
    display: grid;
    grid-template-columns: 2fr 3fr;
}
.contact-info {
    background: #111827;
    color: #fff;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-info p { color: #94a3b8; }
.contact-info .contact-item { display: flex; gap: 12px; align-items: flex-start; }
.contact-info small { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.7rem; color: #94a3b8; font-weight: 700; }
.contact-social { display: flex; gap: 16px; font-size: 0.9rem; color: #cbd5f5; }
.contact-form { padding: 36px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: #374151; }
input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    background: #f8fafc;
    font-size: 0.95rem;
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid rgba(0, 174, 239, 0.4);
    border-color: rgba(0, 174, 239, 0.5);
    background: #fff;
}
.submit-btn {
    width: 100%;
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 14px 18px;
    border-radius: 12px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
}
.submit-btn:hover { background: #003777; }

/* Footer */
.footer {
    background: #111827;
    color: #d1d5db;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #1f2937;
}
.footer-links { display: flex; justify-content: center; gap: 18px; font-size: 0.9rem; }
.footer-links a:hover { color: #fff; }
.footer-note { margin-top: 18px; font-size: 0.75rem; color: #6b7280; border-top: 1px solid #1f2937; padding-top: 16px; }

@media (max-width: 980px) {
    .hero-inner { grid-template-columns: 1fr; text-align: left; }
    .hero-logo { justify-content: flex-start; }
    .grid-2 { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .contact-card { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .nav-links { display: none; }
    .nav-mobile { display: inline-flex; }
    .hero-title { font-size: 2.4rem; }
    .form-grid { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
}