/* styles.css - Estilos Centrales para SwiftSpeech */

/* --- Variables y Estilos Globales --- */
:root {
    --primary-color: #00ff9d;
    --primary-hover: #00e68a;
    --background-color: #0a0a0a;
    --surface-color: #1a1a1a;
    --hover-color: #2a2a2a;
    --text-color: #ffffff;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-secondary-color: #b3b3b3;
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-color: #7c3aed;
    --gradient-primary: linear-gradient(135deg, #00ff9d 0%, #00b8ff 100%);
    --gradient-bg: linear-gradient(180deg, #0a0a0a 0%, #1a1a1a 100%);
    --shadow-primary: 0 20px 40px rgba(0, 255, 157, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --danger-color: #ff4757;
    --danger-bg: rgba(255, 71, 87, 0.1);
    --success-color: #2ed573;
    --success-bg: rgba(46, 213, 115, 0.1);
    --warning-color: #ffa502;
    --warning-bg: rgba(255, 165, 2, 0.1);
}

body, html {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

/* Auth pages specific layout */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.auth-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
    max-width: 500px;
    position: relative;
}

.auth-header-nav {
    position: absolute;
    top: 2rem;
    left: 2rem;
    z-index: 100;
}

.auth-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-footer-nav {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.landing-body {
    display: block;
}

/* --- Contenedor de Autenticación (Login/Signup) --- */
.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem 2.5rem;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.auth-container h1 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.auth-container p {
    color: var(--text-secondary-color);
    margin-bottom: 2rem;
}

/* --- Formularios --- */
.auth-form .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.auth-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary-color);
}

.auth-form input {
    width: 100%;
    padding: 0.85rem 1rem;
    background: #2a2a2a;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    transition: all 0.3s ease;
    box-sizing: border-box; /* Asegura que el padding no afecte el ancho total */
}

.auth-form input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 255, 157, 0.2);
}

/* --- Botones --- */
.btn-primary {
    width: 100%;
    padding: 0.85rem 1rem;
    border: none;
    border-radius: 8px;
    background: var(--primary-color);
    color: #121212;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.btn-primary:hover {
    background: #00e68a;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 255, 157, 0.2);
}

/* --- Links y Ayuda --- */
.auth-footer {
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-secondary-color);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* --- Layout Contenedor Landing --- */
.landing-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--gradient-bg);
    position: relative;
    overflow-x: hidden;
}

.landing-main {
    flex-grow: 1;
    width: 100%;
}

.landing-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.landing-footer {
    padding: 2rem;
    text-align: center;
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.nav-logo {
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* --- Ajustes específicos para el formulario de Registro --- */
#signupForm .form-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start; /* Alinea las etiquetas a la izquierda */
    width: 100%;
}

#signupForm .form-label {
    margin-bottom: 0.5rem; /* Espacio entre etiqueta y campo */
}

#signupForm .form-input {
    width: 100%; /* Asegura que el input ocupe todo el ancho */
    box-sizing: border-box; /* Incluye padding y border en el ancho total */
}

/* --- Estilos para la Nueva Landing Page --- */

.landing-page {
    width: 100%;
    min-height: 100vh;
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 12rem 2rem 8rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-bg);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 30%, rgba(0, 255, 157, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.8rem, 8vw, 5.5rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
    word-wrap: break-word;
    hyphens: auto;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem auto;
    line-height: 1.6;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #000;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 255, 157, 0.25);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    backdrop-filter: blur(10px);
}

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

/* Features Section */
.features-section {
    padding: 8rem 2rem;
    background: var(--surface-color);
    text-align: center;
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 255, 157, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.section-header {
    margin-bottom: 5rem;
    position: relative;
    z-index: 10;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.feature-card {
    background: rgba(26, 26, 26, 0.8);
    padding: 3rem 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 157, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    display: block;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 10;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 10;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 8rem 1.5rem 6rem;
        min-height: 100vh;
    }
    
    .hero-title {
        font-size: clamp(2.2rem, 10vw, 3.5rem);
        line-height: 1.2;
    }
    
    .features-section {
        padding: 6rem 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .landing-header {
        padding: 1rem 1.5rem;
    }
}

/* --- Alertas y Mensajes Flash --- */
.auth-alerts {
    margin-bottom: 1.5rem;
    width: 100%;
}

.flash-messages {
    margin-bottom: 2rem;
    max-width: 500px;
    width: 100%;
}

.alert {
    padding: 1rem 1.2rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    animation: slideIn 0.3s ease-out;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.alert-danger {
    background-color: var(--danger-bg);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.alert-success {
    background-color: var(--success-bg);
    border-color: var(--success-color);
    color: var(--success-color);
}

.alert-warning {
    background-color: var(--warning-bg);
    border-color: var(--warning-color);
    color: var(--warning-color);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}