/* ==========================================================================
   LANDING.CSS - Estilos específicos para la página de inicio pública.
   ========================================================================== */

   .hero-section-inner h1 {
    font-size: clamp(2.8rem, 6vw, 4rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}
.hero-section-inner{
  padding: 35px 0;
}
.hero-section-inner .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin: 0 auto 50px auto;
    text-align: center;
}
#home-section .chat-widget { 
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--bg-surface);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    text-align: left;
}
#home-section .chat-box {
    height: 250px;
    overflow-y: auto;
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
/* ======================= BOTONES ======================= */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: transform var(--transition-speed), background-color var(--transition-speed);
}
.btn:hover {
    transform: translateY(-2px);
}
.btn-primary {
    background-color: var(--primary-accent);
    color: var(--text-on-accent);
}
.btn-primary:hover {
    background-color: var(--primary-accent-hover);
}
.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--bg-card);
}
.btn-secondary:hover {
    background-color: var(--bg-card);
}
.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}
#home-section .ai-message, #home-section .user-message { display: flex; align-items: flex-start; gap: 10px; max-width: 85%; }
#home-section .user-message { align-self: flex-end; flex-direction: row-reverse; }
#home-section .ai-message .avatar, #home-section .user-message .avatar { font-size: 1.5rem; }
#home-section .ai-message p, #home-section .user-message p {
    padding: 12px;
    border-radius: var(--border-radius);
    margin: 0;
    color: var(--text-primary);
}
#home-section .ai-message p { background-color: var(--bg-card); }
#home-section .user-message p { background-color: var(--primary-accent); color: var(--text-on-accent); }
#home-section .chat-input-area { display: flex; gap: 10px; }
#home-section #public-chat-input { flex-grow: 1; }
#home-section .usage-limit { font-size: 0.8rem; text-align: center; margin-top: 10px; }
#home-section .features-section-inner{
  padding: 0 0;
}
.features-section-inner h2 { 
    font-size: 2rem;
    margin-bottom: 1rem;
}
.cta-section-inner { 
    text-align: center;
    padding: 42px 0;
}
/* Estilos para la sección de características */
.features-section {
    padding: 100px 0;
    background-color: var(--bg-main);
    text-align: center;
    position: relative;
    overflow: hidden;
}
/* Añade un pseudo-elemento para el degradado sutil */
.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(180deg, 
        rgba(15, 23, 42, 0.8) 0%, 
        rgba(15, 23, 42, 0.95) 100%);
    z-index: 1;
}
.features-section .container {
    position: relative;
    z-index: 2;
}

.features-section h2 {
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* Grid de características */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    padding: 0 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Tarjetas de características */
.feature-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 1.3rem 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    text-align: center;
}
/* Añade un borde sutil en hover */
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 0;
    display: inline-block;
    transition: transform 0.3s ease;
    align-self: center;
}
.feature-card:hover .feature-icon{
    transform: translateY(1.1);
}


.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1.05rem;
    margin: 0;
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 768px) {
    .features-section {
        padding: 60px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        padding: 0 1.5rem;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 2.5rem 1.5rem;
    }
    
    .feature-icon {
        font-size: 3rem;
    }
}