/* ===========================
   COMPONENTS.CSS - COMPONENTES REUTILIZABLES
   =========================== */

/* ===========================
   BOTONES
   =========================== */

.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    min-height: 44px;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text-light);
    border: 1px solid var(--primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 60, 114, 0.4);
}

.btn-cta {
    background: linear-gradient(135deg, var(--accent) 0%, #ffc107 100%);
    color: var(--dark);
    border: 2px solid var(--accent);
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
}

.btn-login {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--accent);
}

.btn-login-header {
    background: linear-gradient(135deg, var(--accent) 0%, #ffc107 100%);
    color: var(--dark);
    border: 2px solid var(--accent);
    font-size: var(--font-size-md);
    font-weight: 700;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    transition: var(--transition);
    min-height: 48px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-login-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
    background: linear-gradient(135deg, #ffc107 0%, var(--accent) 100%);
}

.btn-submit {
    background: linear-gradient(135deg, var(--success) 0%, #28a745 100%);
    color: var(--text-light);
    width: 100%;
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(50, 205, 50, 0.4);
}

.btn-login-submit {
    background: linear-gradient(135deg, var(--info) 0%, #138496 100%);
    color: var(--text-light);
    width: 100%;
}

.btn-logout {
    background: linear-gradient(135deg, var(--error) 0%, #dc3545 100%);
    color: var(--text-light);
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
}

/* ===========================
   FORMULARIOS
   =========================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-light);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    transition: var(--transition);
    min-height: 48px;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.form-group select {
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

/* ===========================
   MODALES
   =========================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay:not(.hidden) {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    backdrop-filter: var(--backdrop-filter);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transform: scale(0.9) translateY(20px);
    transition: var(--transition);
}

.modal-overlay:not(.hidden) .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.modal-header h3 {
    margin: 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-header.success h3 {
    color: var(--success);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.modal-body {
    margin-bottom: var(--spacing-lg);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ===========================
   ALERTAS
   =========================== */

.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-left: 4px solid;
    font-size: var(--font-size-sm);
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--info);
    border-left-color: var(--info);
}

.alert-success {
    background: rgba(50, 205, 50, 0.1);
    color: var(--success);
    border-left-color: var(--success);
}

.alert-warning {
    background: rgba(255, 165, 0, 0.1);
    color: var(--warning);
    border-left-color: var(--warning);
}

.alert-error {
    background: rgba(255, 107, 107, 0.1);
    color: var(--error);
    border-left-color: var(--error);
}

/* ===========================
   LOADING STATES
   =========================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.loading-content {
    text-align: center;
    color: var(--text-light);
}

.loading-content .spinner {
    margin-bottom: var(--spacing-md);
}

.spinner-small {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent);
    animation: spin 1s ease-in-out infinite;
    display: inline-block;
}

/* ===========================
   CARDS
   =========================== */

.card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow);
    backdrop-filter: var(--backdrop-filter);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

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

/* ===========================
   NAVIGATION
   =========================== */

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

/* ===========================
   SOCIAL LINKS
   =========================== */

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    font-size: var(--font-size-lg);
}

.social-link:hover {
    background: var(--accent);
    color: var(--dark);
    transform: translateY(-2px);
}

/* ===========================
   WHATSAPP FLOTANTE
   =========================== */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    z-index: 1000;
    animation: whatsappFloat 3s ease-in-out infinite;
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #25D366;
    animation: whatsappPulse 2s ease-in-out infinite;
    z-index: -1;
}

.whatsapp-float::after {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    border-radius: 50%;
    border: 2px solid rgba(37, 211, 102, 0.3);
    animation: whatsappRipple 3s ease-out infinite;
    z-index: -2;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    animation-play-state: paused;
}

.whatsapp-float i {
    animation: whatsappBounce 2s ease-in-out infinite;
}

@keyframes whatsappFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

@keyframes whatsappPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes whatsappRipple {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

@keyframes whatsappBounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    60% {
        transform: translateY(-2px);
    }
}

/* Animación especial cada 10 segundos para llamar la atención */
@keyframes whatsappAttention {
    0%, 90%, 100% {
        transform: scale(1) rotate(0deg);
    }
    5% {
        transform: scale(1.2) rotate(-5deg);
    }
    10% {
        transform: scale(1.2) rotate(5deg);
    }
    15% {
        transform: scale(1.2) rotate(-5deg);
    }
    20% {
        transform: scale(1) rotate(0deg);
    }
}

.whatsapp-float.attention {
    animation: whatsappAttention 1s ease-in-out;
}

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

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .modal-content {
        width: 95vw;
        padding: var(--spacing-lg);
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-md);
    }
}

@media (max-width: 480px) {
    .btn-cta {
        font-size: var(--font-size-md);
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px; /* Evitar zoom en iOS */
    }
}