@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --primary: #6c5ce7;
    --primary-glow: rgba(108, 92, 231, 0.5);
    --secondary: #a29bfe;
    --dark: #0f0c29;
    --mystic: #302b63;
    --deep-space: #24243e;
    --accent: #f1c40f;
    --text: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.7);
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background: linear-gradient(-45deg, var(--dark), var(--mystic), var(--deep-space), var(--dark));
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Partículas Místicas */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.05) 1px, transparent 1px),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.05) 1px, transparent 1px),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.08) 2px, transparent 2px),
        radial-gradient(circle at 10% 90%, rgba(255,255,255,0.05) 1px, transparent 1px),
        radial-gradient(circle at 90% 10%, rgba(255,255,255,0.08) 2px, transparent 2px);
    background-size: 400px 400px;
    z-index: -1;
    animation: particlesMove 100s linear infinite;
}

@keyframes particlesMove {
    from { background-position: 0 0; }
    to { background-position: 400px 800px; }
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Header */
header {
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(20px);
    background: rgba(15, 12, 41, 0.7);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 15px rgba(241, 196, 15, 0.3);
}

nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 400;
    margin-left: 2rem;
    transition: var(--transition);
    font-size: 0.95rem;
}

nav a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent);
}

/* Hero Section */
.hero {
    padding: 160px 5% 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 400px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    filter: blur(60px);
    z-index: -1;
    opacity: 0.4;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom, #fff, #a29bfe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin-bottom: 3rem;
}

/* Chat Container */
.chat-container {
    width: 100%;
    max-width: 700px;
    background: var(--glass);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0,0,0,0.6);
    display: flex;
    flex-direction: column;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-header {
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff88;
}

.chat-messages {
    height: 450px;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 20px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) transparent;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
}

.message {
    max-width: 85%;
    padding: 1rem 1.5rem;
    border-radius: 18px;
    font-size: 1rem;
    position: relative;
    animation: messageIn 0.4s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}

@keyframes messageIn {
    from { opacity: 0; transform: scale(0.9) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.message.bot {
    background: rgba(48, 43, 99, 0.8);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    border: 1px solid rgba(108, 92, 231, 0.2);
}

.message.user {
    background: var(--primary);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 10px 20px rgba(108, 92, 231, 0.3);
}

.typing-indicator {
    padding: 1rem 2rem;
    font-size: 0.9rem;
    color: var(--accent);
    display: none;
    align-items: center;
    gap: 8px;
    animation: pulse 1.5s infinite;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    display: inline-block;
    animation: bounce 1s infinite alternate;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes bounce {
    from { transform: translateY(0); opacity: 0.5; }
    to { transform: translateY(-5px); opacity: 1; }
}

@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

.chat-input-area {
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    gap: 12px;
}

.chat-input-area input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 1rem 1.5rem;
    border-radius: 14px;
    color: white;
    outline: none;
    transition: var(--transition);
}

.chat-input-area input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.chat-input-area button {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 0 2rem;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.chat-input-area button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(241, 196, 15, 0.4);
}

/* Sections */
.content-section {
    padding: 100px 5%;
    max-width: 1300px;
    margin: 0 auto;
}

.content-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
}

.card-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 2rem;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.card p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.read-more {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.read-more:hover {
    gap: 15px;
    color: var(--accent);
}

/* Footer */
footer {
    padding: 4rem 5%;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.1rem; }
    .grid { grid-template-columns: 1fr; }
}