@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at top left, #1a1a2e, #0f0f1a);
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
}

.brand-header {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 800px;
    width: 90%;
    margin: auto;
    animation: fadeIn 1s ease-out;
}

.brand-header img {
    max-height: 90px;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(255,255,255,0.2));
    transition: transform 0.3s ease;
}

.brand-header img:hover {
    transform: scale(1.05);
}

.brand-header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-header h1 span {
    display: block;
    font-size: 2rem;
    color: #06b6d4;
    -webkit-text-fill-color: #06b6d4;
    margin-top: 0.5rem;
}

.brand-header p {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #b0b0c0;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.btn-primary {
    display: inline-block;
    padding: 15px 35px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    text-decoration: none;
    border-radius: 30px;
    box-shadow: 0 10px 20px -5px rgba(16, 185, 129, 0.4);
    transition: all 0.3s ease;
    border: 1px solid rgba(16, 185, 129, 0.5);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px -5px rgba(16, 185, 129, 0.6);
    background: linear-gradient(135deg, #22d3ee 0%, #06b6d4 100%);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Chat bubble enhancements */
.burbuja {
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%) !important;
}

.burbuja:hover {
    transform: scale(1.1) rotate(10deg);
}

/* Scrollbar styling for chat */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1; 
}
::-webkit-scrollbar-thumb {
    background: #c1c1c1; 
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8; 
}
/* Texto del bot oscuro sobre fondo claro */
.bot-message, .message-bubble.bot, div[class*='bot'] {
    color: #0f172a !important;
    background-color: #f8fafc !important;
}

/* Burbujas del usuario y botones en Cian Neón */
.user-message, .message-bubble.user, .chat-widget-button, button[type='submit'], .user {
    background-color: #06b6d4 !important;
    color: #ffffff !important;
}