/**
 * Estilos para el sistema de internacionalización
 * Popup de selección de idioma y selector del header
 */

/* ==================== LANGUAGE POPUP ==================== */
.lang-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lang-popup.active {
    opacity: 1;
    visibility: visible;
}

.lang-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
}

.lang-popup-content {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 24px;
    padding: 50px 40px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(99, 102, 241, 0.15);
}

.lang-popup.active .lang-popup-content {
    transform: scale(1) translateY(0);
}

.lang-popup-header {
    margin-bottom: 40px;
}

.lang-popup-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.4));
}

.lang-popup-header h2 {
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.lang-popup-header p {
    color: var(--text-muted, #94a3b8);
    font-size: 1.1rem;
}

.lang-popup-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.lang-option {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    padding: 18px 30px;
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid rgba(99, 102, 241, 0.2);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 500;
}

.lang-option:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary, #6366f1);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.lang-option .lang-flag {
    font-size: 2rem;
}

.lang-option .lang-name {
    font-size: 1.2rem;
}

/* ==================== LANGUAGE SELECTOR (Header) ==================== */
.lang-selector {
    position: relative;
    margin-left: 10px;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    color: #fff;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-current:hover {
    background: rgba(99, 102, 241, 0.25);
    border-color: var(--primary, #6366f1);
}

.lang-code {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: rgba(30, 41, 59, 0.98);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 12px;
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    z-index: 1000;
}

.lang-selector.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 15px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text, #e0e6ed);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.lang-dropdown-item:hover {
    background: rgba(99, 102, 241, 0.15);
}

.lang-dropdown-item.active {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary, #6366f1);
}

.lang-dropdown-item .lang-flag {
    font-size: 1.3rem;
}

.lang-dropdown-item .lang-name {
    flex: 1;
}

/* ==================== LIGHT MODE ==================== */
[data-theme="light"] .lang-popup-overlay {
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="light"] .lang-popup-content {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(241, 245, 249, 0.98) 100%);
    border-color: rgba(99, 102, 241, 0.2);
}

[data-theme="light"] .lang-popup-header h2 {
    color: #1e293b;
}

[data-theme="light"] .lang-option {
    color: #1e293b;
    background: rgba(99, 102, 241, 0.08);
}

[data-theme="light"] .lang-option:hover {
    background: rgba(99, 102, 241, 0.15);
}

[data-theme="light"] .lang-current {
    background: rgba(99, 102, 241, 0.1);
    color: #1e293b;
}

[data-theme="light"] .lang-dropdown {
    background: rgba(255, 255, 255, 0.98);
}

[data-theme="light"] .lang-dropdown-item {
    color: #1e293b;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 640px) {
    .lang-popup-content {
        padding: 40px 25px;
        margin: 20px;
    }

    .lang-popup-logo {
        width: 60px;
        height: 60px;
    }

    .lang-popup-header h2 {
        font-size: 1.5rem;
    }

    .lang-option {
        padding: 15px 20px;
    }

    .lang-option .lang-flag {
        font-size: 1.6rem;
    }

    .lang-option .lang-name {
        font-size: 1rem;
    }

    .lang-selector {
        margin-left: 5px;
    }

    .lang-current {
        padding: 6px 10px;
        font-size: 0.85rem;
    }
}

@media (max-width: 400px) {
    .lang-popup-options {
        gap: 10px;
    }

    .lang-option {
        padding: 12px 15px;
        gap: 10px;
    }
}

/* ==================== FLOATING LANGUAGE SELECTOR ==================== */
/* Anchored bottom-left so it never overlaps the header or hero content.
   Right side is reserved for the WhatsApp + scroll-top buttons. */
.lang-selector-float {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    left: calc(20px + env(safe-area-inset-left, 0px));
    z-index: 998;
    transition: bottom 0.3s ease;
}
/* When the cookie banner is visible, lift the selector clear of it. */
body.cookie-open .lang-selector-float {
    bottom: calc(96px + env(safe-area-inset-bottom, 0px));
}

.lang-float-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary, #6366f1) 0%, var(--secondary, #8b5cf6) 100%);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.lang-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(99, 102, 241, 0.6);
}

.lang-float-dropdown {
    position: absolute;
    bottom: calc(100% + 10px); /* opens upward */
    left: 0;
    min-width: 160px;
    background: rgba(30, 41, 59, 0.98);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 12px;
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transition: all 0.2s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.lang-selector-float.open .lang-float-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.lang-float-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 15px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text, #e0e6ed);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.lang-float-item:hover {
    background: rgba(99, 102, 241, 0.15);
}

.lang-float-item.active {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary, #6366f1);
}

.lang-float-item span:first-child {
    font-size: 1.3rem;
}

/* Light mode for floating selector */
[data-theme="light"] .lang-float-dropdown {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(99, 102, 241, 0.2);
}

[data-theme="light"] .lang-float-item {
    color: #1e293b;
}

/* Responsive floating selector */
@media (max-width: 640px) {
    .lang-selector-float {
        bottom: calc(18px + env(safe-area-inset-bottom, 0px));
        left: calc(14px + env(safe-area-inset-left, 0px));
    }
    body.cookie-open .lang-selector-float {
        bottom: calc(90px + env(safe-area-inset-bottom, 0px));
    }
    .lang-float-btn {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }
}