/**
 * ESTILOS RESPONSIVE - DOMYFUN TRAVEL
 * Adaptación para todos los dispositivos en hosting
 */

/* ========================
   VARIABLES CSS
   ======================== */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-dark: #333;
    --text-light: #666;
    --text-muted: #888;
    --bg-light: #F3E5F5;
    --bg-white: #FAFAFA;
    --border-color: #e0e0e0;
    --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 20px rgba(0,0,0,0.15);
    --shadow-heavy: 0 10px 30px rgba(0,0,0,0.2);
    --border-radius: 8px;
    --border-radius-lg: 15px;
    --transition: all 0.3s ease;
}

/* ========================
   RESET Y BASE
   ======================== */
* {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

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

/* ========================
   CONTENEDORES
   ======================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

/* ========================
   GRID SYSTEM
   ======================== */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* ========================
   NAVEGACIÓN RESPONSIVE
   ======================== */
.main-nav {
    background: var(--bg-white);
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-dark);
}

.nav-logo {
    height: 40px;
    margin-right: 10px;
}

.brand-text {
    font-weight: 700;
    font-size: 1.2rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    background: var(--primary-color);
    color: white;
}

.nav-languages {
    display: flex;
    gap: 0.5rem;
}

.lang-link {
    padding: 0.3rem 0.8rem;
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
}

.lang-link:hover,
.lang-link.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.whatsapp-btn {
    background: #25d366;
    color: white;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    background: #128c7e;
    transform: translateY(-2px);
}

/* ========================
   RESPONSIVE BREAKPOINTS
   ======================== */

/* Tablet */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 1rem 1.5rem;
    }

    .col-lg-4 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-6 { flex: 0 0 100%; max-width: 100%; }
}

/* Mobile */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 10px;
    }

    /* Navegación móvil */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-medium);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

    .nav-link {
        display: block;
        text-align: center;
        padding: 1rem;
        border: 1px solid var(--border-color);
    }

    .nav-languages {
        justify-content: center;
        margin: 1rem 0;
    }

    .whatsapp-btn {
        display: block;
        text-align: center;
        margin-top: 1rem;
    }

    /* Hamburger Animation */
    .nav-toggle.active .hamburger:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .nav-toggle.active .hamburger:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .hamburger:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    /* Grid responsive */
    .col-md-6,
    .col-lg-4,
    .col-lg-6 {
        flex: 0 0 100%;
        max-width: 100%;
        margin-bottom: 1rem;
    }

    .row {
        margin: 0 -10px;
    }

    .col {
        padding: 0 10px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    html {
        font-size: 13px;
    }

    .container {
        padding: 0 5px;
    }

    .nav-container {
        padding: 0.8rem 1rem;
    }

    .nav-logo {
        height: 35px;
    }

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

    .nav-menu {
        padding: 1.5rem;
    }

    .row {
        margin: 0 -5px;
    }

    .col {
        padding: 0 5px;
    }
}

/* ========================
   UTILIDADES RESPONSIVE
   ======================== */

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }

@media (max-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
}

@media (min-width: 769px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

/* Text Alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

@media (max-width: 768px) {
    .text-md-center { text-align: center; }
    .text-md-left { text-align: left; }
}

/* Spacing */
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

/* ========================
   COMPONENTES RESPONSIVE
   ======================== */

/* Cards */
.card {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.card-body {
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .btn {
        display: block;
        width: 100%;
        margin: 0.5rem 0;
    }
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ========================
   PRINT STYLES
   ======================== */
@media print {
    .nav-toggle,
    .nav-menu,
    .whatsapp-btn {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}