/* ========================================
   DIVERTUR COLOMBIA
   Hoja de estilos principal
======================================== */

/* 1. CONFIGURACIÓN GENERAL */

:root {
    --azul: #0057b8;
    --azul-oscuro: #123b5d;
    --naranja: #f28c28;
    --naranja-hover: #ffcc00;
    --texto: #222222;
    --texto-secundario: #555555;
    --fondo-claro: #f4f7fb;
    --blanco: #ffffff;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--texto);
    background-color: var(--blanco);
    line-height: 1.6;
}

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

a {
    -webkit-tap-highlight-color: transparent;
}


/* 2. BARRA DE NAVEGACIÓN */

.navbar {
    width: 100%;
    min-height: 90px;
    padding: 15px 8%;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 25px;

    background-color: var(--blanco);

    position: sticky;
    top: 0;
    z-index: 1000;

    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.logo {
    flex-shrink: 0;
}

.logo img {
    width: 150px;
    height: auto;
}

.navbar nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
}

.navbar nav a {
    color: var(--texto);
    text-decoration: none;
    font-size: 15px;
    font-weight: bold;
    transition: color 0.3s ease;
}

.navbar nav a:hover {
    color: var(--naranja);
}


/* 3. SECCIÓN PRINCIPAL HERO */

.hero {
    min-height: clamp(540px, 80vh, 760px);
    padding: 80px 20px;

    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;

    background-image:
        linear-gradient(
            rgba(0, 0, 0, 0.52),
            rgba(0, 0, 0, 0.58)
        ),
        url("../img/metrocable.jpg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-content {
    width: 100%;
    max-width: 850px;
    color: var(--blanco);
}

.hero h1 {
    font-size: clamp(38px, 6vw, 68px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 25px;
    text-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
}

.hero p {
    max-width: 700px;
    margin: 0 auto 32px;
    font-size: clamp(17px, 2vw, 21px);
    line-height: 1.8;
}


/* 4. BOTONES */

.btn {
    display: inline-block;
    padding: 14px 26px;

    background-color: var(--naranja);
    color: var(--blanco);

    border: 2px solid var(--naranja);
    border-radius: 8px;

    font-size: 15px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;

    cursor: pointer;

    transition:
        background-color 0.25s ease,
        color 0.25s ease,
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.btn:hover {
    background-color: var(--naranja-hover);
    border-color: var(--naranja-hover);
    color: var(--texto);

    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.btn:focus-visible,
.navbar nav a:focus-visible {
    outline: 3px solid var(--azul);
    outline-offset: 4px;
}


/* 5. SECCIÓN DE TOURS */

.tours {
    padding: 90px 8%;
    text-align: center;
    background-color: var(--blanco);
}

.tours > h2 {
    margin-bottom: 15px;
    color: var(--azul);
    font-size: clamp(30px, 4vw, 42px);
    line-height: 1.25;
}

.tours > p {
    max-width: 750px;
    margin: 0 auto;
    color: var(--texto-secundario);
    font-size: 17px;
    line-height: 1.8;
}


/* 6. TARJETAS DE TOURS */

.tour-card {
    width: 100%;
    max-width: 1050px;
    margin: 45px auto 0;

    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));

    text-align: left;
    background-color: var(--blanco);

    border: 1px solid #eeeeee;
    border-radius: 18px;
    overflow: hidden;

    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.09);

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.tour-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.13);
}


/* Imágenes de los tours */

.tour-image {
    min-width: 0;
    min-height: 420px;
    overflow: hidden;
    background-color: #eeeeee;
}

.tour-image img {
    width: 100%;
    height: 100%;
    min-height: 420px;

    object-fit: cover;
    object-position: center;

    transition: transform 0.5s ease;
}

.tour-card:hover .tour-image img {
    transform: scale(1.04);
}


/* Información de los tours */

.tour-content {
    min-width: 0;
    padding: 38px;

    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.tour-content h3 {
    margin-bottom: 15px;
    color: var(--azul);
    font-size: clamp(24px, 2.5vw, 31px);
    line-height: 1.3;
}

.tour-content > p:not(.tour-price):not(.meeting-point) {
    color: var(--texto-secundario);
    font-size: 16px;
    line-height: 1.8;
}


/* Precios */

.tour-price {
    margin-bottom: 18px;
    color: #e77a16;
    font-size: 23px;
    font-weight: 800;
    line-height: 1.4;
}


/* Lista de beneficios */

.tour-content ul {
    width: 100%;
    margin: 22px 0;
    padding-left: 22px;
    color: #444444;
}

.tour-content li {
    margin-bottom: 11px;
    padding-left: 3px;
    line-height: 1.6;
}


/* Punto de encuentro */

.meeting-point {
    margin-top: auto;
    margin-bottom: 22px;
    color: #333333;
    font-size: 15px;
    font-weight: bold;
    line-height: 1.7;
}


/* Botón de reserva */

.tour-content .btn {
    margin-top: 5px;
}


/* 7. SECCIÓN NOSOTROS */

#nosotros {
    background-color: var(--fondo-claro);
}

#nosotros > p {
    max-width: 800px;
}


/* 8. SECCIÓN DE RESERVAS */

.reservation-section {
    padding: 80px 20px;
    background-color: #f4f8fb;
    text-align: center;
}

.reservation-section h2 {
    margin-bottom: 15px;
    color: var(--azul-oscuro);
    font-size: clamp(30px, 4vw, 38px);
    line-height: 1.3;
}

.reservation-section > p {
    max-width: 650px;
    margin: 0 auto 32px;
    color: var(--texto-secundario);
    line-height: 1.7;
}


/* Formulario */

#reservation-form {
    width: 100%;
    max-width: 650px;
    margin: 0 auto;
    padding: 35px;

    background-color: var(--blanco);
    border: 1px solid #e8edf2;
    border-radius: 16px;

    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    text-align: left;
}

#reservation-form label {
    display: block;
    margin: 18px 0 8px;
    color: var(--azul-oscuro);
    font-weight: 600;
}

#reservation-form input,
#reservation-form select {
    width: 100%;
    min-height: 48px;
    padding: 13px 14px;

    border: 1px solid #d3dce5;
    border-radius: 8px;

    font-family: inherit;
    font-size: 16px;
    color: var(--texto);

    background-color: var(--blanco);

    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}

#reservation-form input:focus,
#reservation-form select:focus {
    outline: none;
    border-color: #168aad;
    box-shadow: 0 0 0 3px rgba(22, 138, 173, 0.15);
}

#reservation-form input::placeholder {
    color: #999999;
}


/* Resumen del pago */

.reservation-summary {
    margin-top: 28px;
    padding: 22px;

    background-color: #edf7fa;
    border: 1px solid #d6ebf0;
    border-radius: 12px;
}

.reservation-summary h3 {
    margin: 0 0 15px;
    color: var(--azul-oscuro);
    font-size: 20px;
}

.reservation-summary p {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;

    margin-bottom: 10px;
    color: #333333;
    flex-wrap: wrap;
}

.reservation-summary strong {
    color: #087e8b;
}

#total {
    font-size: 23px;
    font-weight: 800;
}


/* Botón de enviar reserva */

#reservation-form button {
    width: 100%;
    min-height: 52px;
    margin-top: 25px;
    padding: 15px;

    border: 2px solid var(--naranja);
    border-radius: 8px;

    background-color: var(--naranja);
    color: var(--blanco);

    font-family: inherit;
    font-size: 16px;
    font-weight: bold;

    cursor: pointer;

    transition:
        background-color 0.25s ease,
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

#reservation-form button:hover {
    background-color: #df7616;
    border-color: #df7616;
    transform: translateY(-2px);
    box-shadow: 0 5px 14px rgba(0, 0, 0, 0.12);
}

#reservation-form button:focus-visible {
    outline: 3px solid var(--azul);
    outline-offset: 4px;
}


/* 9. SECCIÓN DE CONTACTO */

.contact-section {
    padding: 85px 20px;
    background-color: #eef4fb;
    text-align: center;
}

.contact-content {
    max-width: 760px;
    margin: 0 auto;
}

.contact-content h2 {
    margin-bottom: 20px;
    color: var(--azul);
    font-size: clamp(30px, 4vw, 42px);
    line-height: 1.3;
}

.contact-content > p {
    margin-bottom: 28px;
    color: #444444;
    font-size: 18px;
    line-height: 1.8;
}

.contact-content .btn {
    margin-bottom: 8px;
}

.contact-content .contact-phone {
    margin: 15px 0 0;
    color: #333333;
    font-size: 16px;
    font-weight: bold;
}


/* 10. PIE DE PÁGINA */

footer {
    padding: 28px 20px;
    background-color: #111111;
    color: var(--blanco);
    text-align: center;
}

footer p {
    font-size: 14px;
    line-height: 1.7;
}

.powered-by {
    margin-top: 8px;
    color: #999999;
    font-size: 13px;
    letter-spacing: 1px;
}

.powered-by strong {
    color: #00a8ff;
    font-weight: bold;
    letter-spacing: 2px;
}


/* 11. DISEÑO PARA TABLETAS */

@media (max-width: 900px) {

    .navbar {
        padding-left: 5%;
        padding-right: 5%;
    }

    .navbar nav {
        gap: 18px;
    }

    .tours {
        padding: 70px 5%;
    }

    .tour-content {
        padding: 28px;
    }

    .tour-image,
    .tour-image img {
        min-height: 360px;
    }
}


/* 12. DISEÑO PARA CELULARES */

@media (max-width: 768px) {

    html {
        scroll-padding-top: 145px;
    }

    .navbar {
        min-height: auto;
        padding: 13px 15px;

        flex-direction: column;
        gap: 10px;
    }

    .logo img {
        width: 125px;
    }

    .navbar nav {
        width: 100%;
        gap: 10px 18px;
        justify-content: center;
    }

    .navbar nav a {
        font-size: 14px;
    }

    .hero {
        min-height: 540px;
        padding: 65px 22px;
        background-position: center;
    }

    .hero h1 {
        margin-bottom: 20px;
    }

    .hero p {
        margin-bottom: 28px;
        line-height: 1.7;
    }

    .tours {
        padding: 60px 20px;
    }

    .tours > p {
        font-size: 16px;
    }

    .tour-card {
        grid-template-columns: minmax(0, 1fr);
        margin-top: 32px;
        border-radius: 14px;
    }

    .tour-image {
        min-height: 0;
        height: 280px;
    }

    .tour-image img {
        width: 100%;
        height: 100%;
        min-height: 0;
        max-height: none;
    }

    .tour-content {
        padding: 26px 23px;
    }

    .tour-content h3 {
        font-size: 26px;
    }

    .tour-price {
        font-size: 22px;
    }

    .meeting-point {
        margin-top: 0;
    }

    .tour-content .btn {
        width: 100%;
        margin-top: 5px;
    }

    .reservation-section {
        padding: 55px 18px;
    }

    #reservation-form {
        padding: 25px 20px;
    }

    .reservation-summary {
        padding: 17px;
    }

    .contact-section {
        padding: 60px 22px;
    }

    .contact-content > p {
        font-size: 16px;
    }
}


/* 13. CELULARES PEQUEÑOS */

@media (max-width: 380px) {

    .navbar nav {
        gap: 9px 13px;
    }

    .navbar nav a {
        font-size: 13px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .tour-content {
        padding: 23px 18px;
    }

    .tour-content h3 {
        font-size: 23px;
    }

    .tour-price {
        font-size: 20px;
    }

    .btn {
        padding: 13px 18px;
        font-size: 14px;
    }

    #reservation-form {
        padding: 20px 15px;
    }

    #total {
        font-size: 21px;
    }
}


/* 14. ACCESIBILIDAD: REDUCIR ANIMACIONES */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}