/* Variables CSS */
:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --gray-color: #64748b;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 8px;
    --hover-color: rgba(37, 99, 235, 0.1);
}

/* Modo oscuro */
.dark-mode {
    --primary-color: #3b82f6;
    --secondary-color: #8b5cf6;
    --dark-color: #f8fafc;
    --light-color: #1e293b;
    --gray-color: #94a3b8;
    --hover-color: rgba(59, 130, 246, 0.2);
}

/* Reset y estilos base */


/* Barra de navegación superior */
.top-nav {
    /* background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); */
    color: white;
    /* padding: 1rem 2rem; */
    /* display: flex; */
    justify-content: space-between;
    align-items: center;
    /* box-shadow: var(--shadow); */
    position: sticky;
    top: 0;
    z-index: 1000;
    /* stilos mios*/
    display: grid;
    grid-template-columns: 1fr 30px 30px;

}

.nav-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    grid-column: 3;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.theme-toggle,
.menu-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.theme-toggle:hover,
.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.menu-toggle {
    display: none;
}

/* Menú principal */
.main-nav {
    /* background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px); */
    box-shadow: var(--shadow);
    position: sticky;
    top: 73px;
    z-index: 999;
    grid-column: 1/6;
    border-bottom: #64748b solid 3px;
}

.dark-mode .main-nav {
    background-color: rgba(30, 41, 59, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.menu {
    display: flex;
    list-style: none;
    justify-content: space-between;
}

.menu-item {
    position: relative;
    flex: 1;
}

/* Enlaces normales */
.menu-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 1rem;
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    text-align: center;
    cursor: pointer;
}

.menu-link i {
    font-size: 1.1rem;
    min-width: 20px;
}

/* Enlaces que son enlaces reales */
.menu-link[href] {
    cursor: pointer;
}

.menu-link[href]:hover {
    background-color: var(--hover-color);
    color: var(--primary-color);
}

/* Elementos que son triggers de submenú (no enlaces) */
.submenu-trigger {
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.submenu-trigger:hover {
    background-color: var(--hover-color);
    color: var(--primary-color);
}

/* Indicador visual para elementos con submenú */
.has-submenu .menu-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.has-submenu.active .menu-link::after {
    width: 80%;
}

/* .has-submenu .menu-link {
    justify-content: space-between;
} */

.submenu-icon {
    font-size: 0.9rem;
    transition: var(--transition);
}

.has-submenu.active .submenu-icon {
    transform: rotate(180deg);
}

/* Submenús */
.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 270px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.dark-mode .submenu {
    background: var(--light-color);
    border-color: rgba(255, 255, 255, 0.1);
}

/* En escritorio: hover para abrir submenús */
@media (min-width: 769px) {
    .has-submenu:hover .submenu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}

/* En móvil: clase active para abrir submenús */
.has-submenu.active .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu li {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.dark-mode .submenu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.submenu li:last-child {
    border-bottom: none;
}

.submenu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
}

.submenu a:hover {
    background-color: var(--hover-color);
    color: var(--primary-color);
    padding-left: 1.75rem;
}

.submenu a i {
    width: 20px;
    text-align: center;
}

/* Contenido principal */
.content {
    padding: 3rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.container {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow);
}

.dark-mode .container {
    background: var(--light-color);
}

h1 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.subtitle {
    color: var(--gray-color);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Lista de características */
.features-list {
    background: var(--hover-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.5rem;
}

.feature:last-child {
    margin-bottom: 0;
}

.feature i {
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* Demo info */
.demo-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.info-card {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(124, 58, 237, 0.1));
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.info-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.info-card ul {
    list-style: none;
    padding-left: 1rem;
}

.info-card li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.info-card li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

/* Instrucciones */
.instructions {
    background: var(--hover-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
}

.instructions h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.instructions p {
    margin-bottom: 0.75rem;
    padding-left: 2rem;
}

/* Orientación info */
.orientation-info {
    background: var(--light-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 2px solid var(--primary-color);
}

#orientationStatus {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    font-size: 1.2rem;
    color: var(--primary-color);
}

#orientationStatus i {
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.device-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    text-align: center;
}

.device-info p {
    padding: 1rem;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--border-radius);
}


/* ============================================
    Responsive Design
   ============================================ */

@media (max-width: 1400px){
    .menu-link{
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
} 


@media (max-width: 1200px) {
    .menu {
        flex-wrap: wrap;
    }
    
    .menu-item {
        flex: 1 1 calc(25% - 1rem);
        /* margin: 0.5rem; */
    }

    .menu-link {
        padding-left: 0.3rem;
        padding-right: 0.3rem;
  }
    
    /* .submenu {
        width: 100%;
    } */

    .submenu a{
        padding-bottom: 0.5rem;
        padding-top: 0.5rem;
    }
}

@media (max-width: 768px) {
    .top-nav {
        /* padding: 1rem; */
        /*--mio--*/
        grid-template-columns: 1fr 1fr;
    }

    .nav-controls{
        grid-column: 1/4;
    }
    
    .logo span {
        font-size: 1.2rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 140px;
        left: -100%;
        width: 300px;
        height: calc(100vh - 73px);
        background: var(--light-color);
        transition: var(--transition);
        overflow-y: auto;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .nav-container {
        padding: 0;
    }
    
    .menu {
        flex-direction: column;
        padding: 1rem;
    }
    
    .menu-item {
        flex: none;
        width: 100%;
        margin: 0.25rem 0;
    }
    
    .menu-link, .submenu-trigger {
        justify-content: flex-start;
        padding: 1rem;
        border-radius: var(--border-radius);
        background: rgba(37, 99, 235, 0.05);
    }
    
    .has-submenu .menu-link, .has-submenu .submenu-trigger {
        justify-content: space-between;
    }
    
    /* Submenús en móvil */
    .submenu {
        position: static;
        /* width: 100%; */
        max-height: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: rgba(37, 99, 235, 0.03);
        border-radius: var(--border-radius);
        overflow: hidden;
        transition: max-height 0.4s ease, opacity 0.3s ease;
        margin-top: 0;
    }
    
    .has-submenu.active .submenu {
        max-height: 500px;
        margin-top: 0.5rem;
        padding: 0.5rem 0;
    }
    
    .submenu a {
        padding: 0.75rem 1rem;
        padding-left: 2rem;
    }
    
    .content {
        padding: 2rem 1rem;
    }
    
    .container {
        padding: 2rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .demo-info {
        grid-template-columns: 1fr;
    }
}

/* Tablet Landscape */
@media (min-width: 769px) and (max-width: 1024px) and (orientation: landscape) {
    .menu {
        /* display: grid;
        grid-template-columns: repeat(3, 1fr); */
        gap: 0.5rem;
    }
    
    .menu-item {
        margin: 0;
    }
    
    .menu-link, .submenu-trigger {
        padding: 1rem 0.5rem;
        font-size: 1.2rem;
    }
    
    .menu-link i, .submenu-trigger i {
        font-size: 1rem;
    }
    
    .submenu {
        width: 100%;
    }
}

/* Tablet Portrait */
@media (min-width: 769px) and (max-width: 1024px) and (orientation: portrait) {
    .menu {
        /* display: grid;
        grid-template-columns: repeat(3, 1fr); */
        gap: 0.5rem;
    }
    
    .menu-item {
        margin: 0;
    }
    
    .menu-link, .submenu-trigger {
        padding: 1rem 0.5rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .menu-link span, .submenu-trigger span {
        font-size: 1.2rem;
    }
    
    .has-submenu .menu-link, .has-submenu .submenu-trigger {
        flex-direction: row;
        justify-content: center;
    }
    
    /* .submenu-icon {
        display: none;
    } */
    
    /* .submenu {
        width: 100%;
    } */
}

/* Pantallas muy grandes */
@media (min-width: 1600px) {
    .nav-container {
        max-width: 1600px;
    }
    
    .content {
        max-width: 1600px;
    }
    
    .menu-link, .submenu-trigger {
        padding: 1rem 1rem;
        font-size: 1.5rem;
    }
    
    .menu-link i, .submenu-trigger i {
        font-size: 1.3rem;
    }
}

/* Ajustes para móvil en horizontal */
@media (max-height: 500px) and (orientation: landscape) {
    .main-nav {
        height: calc(100vh - 73px);
    }
    
    .menu {
        padding: 0.5rem;
    }
    
    .menu-link, .submenu-trigger {
        padding: 0.75rem;
    }
    
    .submenu a {
        padding: 0.5rem 1rem;
    }
}

/* Ajustes específicos para móviles pequeños */
@media (max-width: 360px) {

    .main-nav {
        width: 100%;
    }
    
    .logo span {
        display: none;
    }
    
    .device-info {
        grid-template-columns: 1fr;
    }

    /*---Estilos mios---*/

    .theme-toggle, .menu-toggle{
    
        padding: 0.7rem;
    }
}