@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --color-bg: #F2F3F3;
    --color-dark: #1A1A1A;
    --color-primary: #1C3E51;
    --color-gray: #929497;
    --color-light: #FFFFFF;
    --color-muted: #D9DDDF;
    --color-border: #C9D0D3;
    --shadow-soft: 0 10px 30px rgba(28, 62, 81, 0.14);
    --shadow-hover: 0 16px 38px rgba(28, 62, 81, 0.22);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--color-bg);
    color: var(--color-dark);
    line-height: 1.6;
}

h1,
h2,
h3 {
    font-weight: 800;
    letter-spacing: -1px;
}

/* Navbar */
.navbar {
    width: 100%;
    background-color: var(--color-primary);
    border-bottom: 1px solid var(--color-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 110px;
    width: auto;
    display: block;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 28px;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-light);
    font-size: 0.95rem;
    font-weight: 500;
    text-transform:uppercase;
    transition: opacity 0.3s ease;
}

.nav-links a:hover {
    opacity: 0.65;
}

/* Hero */
.hero {
    position: relative;
    overflow: hidden;
    min-height: 82vh;
    background-color: var(--color-primary);
    color: var(--color-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Slider */
.hero-slider {
    position: absolute;
    inset: 0;
    width: 300%;
    height: 100%;
    display: flex;
    z-index: 0;
    animation: heroSlide 30s infinite ease-in-out;
}

.slide {
    width: 33.3333%;
    height: 100%;
    flex-shrink: 0;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Overlay */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(25, 29, 32, 0.76);
    z-index: 1;
}

/* Hero content */
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 140px 20px;
    margin: 0 auto;
    text-align: center;
}

.hero-tag {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-muted);
    margin-bottom: 20px;
    font-weight: 600;
}

.hero h1 {
    font-size: 3.9rem;
    line-height: 1.1;
    margin-bottom: 24px;
    font-weight: 900;
}

.hero-text {
    max-width: 760px;
    margin: 0 auto 35px;
    color: var(--color-muted);
    font-size: 1.12rem;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Animación slider */
@keyframes heroSlide {
    0% {
        transform: translateX(0);
    }

    30% {
        transform: translateX(0);
    }

    40% {
        transform: translateX(-33.3333%);
    }

    65% {
        transform: translateX(-33.3333%);
    }

    75% {
        transform: translateX(-66.6666%);
    }

    100% {
        transform: translateX(-66.6666%);
    }
}

/* Botones */
.btn {
    display: inline-block;
    padding: 14px 26px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.btn-dark {
    background-color: var(--color-dark);
    color: var(--color-light);
    border-color: var(--color-light);
}

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

.btn-light {
    background-color: var(--color-dark);
    color: var(--color-light);
    border-color: var(--color-light);
}

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

/* Secciones generales */
.section-header {
    max-width: 900px;
    margin: 0 auto 50px;
    text-align: center;
}

.section-tag {
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.85rem;
    margin-bottom: 12px;
    color: var(--color-gray);
    font-weight: 600;
}

.section-tag.light {
    color: var(--color-muted);
}

.section-header h2,
.nosotros-texto h2,
.contact-container h2 {
    font-size: 2.5rem;
    line-height: 1.2;
}

/* Servicios */
.servicios-section {
    padding: 90px 20px;
    background-color: var(--color-bg);
}

.servicios {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    position: relative;
    overflow: hidden;
    background-color: #111111;
    color: var(--color-light);
    padding: 28px;
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: var(--card-texture);
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 0;
}

.card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.15);
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 1;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.card:hover::before,
.card:hover::after {
    opacity: 1;
}

.card h3,
.card p {
    position: relative;
    z-index: 2;
}

.card h3 {
    margin-bottom: 14px;
    font-size: 1.3rem;
}

.card p {
    color: var(--color-muted);
    font-size: 0.98rem;
    margin-bottom: 14px;
}

.card:hover h3,
.card:hover p {
    color: #FFFFFF;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.55);
}

.card p:last-child {
    margin-bottom: 0;
}

.card p + p {
    margin-top: 12px;
}

/* Sobre nosotros */
.nosotros-section {
    position: relative;
    overflow: hidden;
    background-color: var(--color-primary);
    color: var(--color-light);
    padding: 100px 20px 160px;
}

.nosotros-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: center;
}

.nosotros-section::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -40px;
    width: 100%;
    height: 160px;

    background-image: url("/static/textura.jpg.jpeg");
    background-size: cover;
    background-position: center;

    opacity: 0.78;

    pointer-events: none;
}

.nosotros-texto p {
    color: var(--color-muted);
    margin-top: 18px;
    font-size: 1.02rem;
}

.nosotros-box {
    display: grid;
    gap: 18px;
}

.metric {
    background-color: var(--color-bg);
    color: var(--color-dark);
    border-radius: 18px;
    padding: 24px;
}

.metric span {
    display: block;
    font-size: 0.85rem;
    color: var(--color-gray);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.metric strong {
    font-size: 1.8rem;
}

/* Contacto */
.cta-section {
    background-color: var(--color-bg);
    padding: 110px 20px;
}

.contact-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.contact-container h2 {
    font-size: 4rem;
    line-height: 1.05;
    max-width: 760px;
    margin: 0 auto 22px;
    color: var(--color-dark);
}

.contact-intro {
    max-width: 690px;
    margin: 0 auto 36px;
    font-size: 1.15rem;
    color: var(--color-dark);
}

.contact-form {
    max-width: 760px;
    margin: 0 auto;
    display: grid;
    gap: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1.5px solid var(--color-primary);
    border-radius: 12px;
    background-color: transparent;
    padding: 16px 18px;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    color: var(--color-dark);
    outline: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--color-gray);
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(28, 62, 81, 0.12);
}

.contact-form textarea {
    resize: vertical;
    min-height: 180px;
}

.contact-button {
    justify-self: center;
    min-width: 210px;
    margin-top: 4px;
    border: none;
    border-radius: 999px;
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: 17px 34px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-button:hover {
    transform: translateY(-3px);
    background-color: var(--color-primary);
}

.form-success {
    margin-top: 24px;
    font-weight: 600;
    color: var(--color-primary);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-muted);
    padding: 28px 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 900px) {

    .hero h1 {
        font-size: 2.8rem;
    }

    .section-header h2,
    .nosotros-texto h2,
    .contact-container h2 {
        font-size: 2.3rem;
    }

    .nosotros-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {

    .nav-container {
        flex-direction: column;
        gap: 14px;
    }

    .logo-img {
        height: 70px;
    }

    .nav-links {
        gap: 16px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        min-height: 75vh;
    }

    .hero-content {
        padding: 100px 20px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-text {
        font-size: 1rem;
    }

    .contact-container h2 {
        font-size: 2.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}