:root {
    --bg-color: #09090b;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --spotify-green: #1DB954;
    --spotify-green-hover: #1ed760;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }
body { background-color: var(--bg-color); color: var(--text-primary); overflow-x: hidden; min-height: 100vh; position: relative; }

/* Background Blobs (Premium Vibe) */
.blob { position: absolute; filter: blur(100px); z-index: -1; opacity: 0.4; }
.blob-1 { top: -10%; left: -10%; width: 500px; height: 500px; background: radial-gradient(circle, var(--spotify-green) 0%, transparent 70%); animation: float 10s ease-in-out infinite; }
.blob-2 { bottom: -10%; right: -10%; width: 600px; height: 600px; background: radial-gradient(circle, #3b82f6 0%, transparent 70%); animation: float 12s ease-in-out infinite reverse; }
@keyframes float { 0% { transform: translate(0, 0); } 50% { transform: translate(30px, 50px); } 100% { transform: translate(0, 0); } }

/* Navbar */
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 2rem 5%; max-width: 1400px; margin: 0 auto; }
.logo { font-size: 1.5rem; font-weight: 800; display: flex; align-items: center; gap: 0.5rem; }
.logo i { color: var(--spotify-green); }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.95rem; font-weight: 600; transition: color 0.3s; }
.nav-links a:hover { color: var(--text-primary); }

/* Hero Section */
.hero { display: flex; align-items: center; justify-content: space-between; padding: 4rem 5%; max-width: 1400px; margin: 0 auto; min-height: 80vh; gap: 4rem; }
.hero-content { flex: 1; max-width: 600px; }
.badge { display: inline-block; background: var(--glass-bg); border: 1px solid var(--glass-border); padding: 0.5rem 1rem; border-radius: 20px; font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 2rem; backdrop-filter: blur(10px); }
h1 { font-size: 4.5rem; font-weight: 800; line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: -0.03em; }
.highlight { background: linear-gradient(90deg, #fff, var(--spotify-green)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-content > p { font-size: 1.25rem; color: var(--text-secondary); margin-bottom: 3rem; line-height: 1.6; }

/* Buttons & Stats */
.btn-spotify { background-color: var(--spotify-green); color: #000; border: none; padding: 1rem 2.5rem; font-size: 1.1rem; font-weight: 800; border-radius: 30px; cursor: pointer; display: flex; align-items: center; gap: 0.75rem; transition: all 0.3s ease; box-shadow: 0 10px 20px rgba(29, 185, 84, 0.3); }
.btn-spotify:hover { background-color: var(--spotify-green-hover); transform: translateY(-3px); box-shadow: 0 15px 25px rgba(29, 185, 84, 0.4); }
.sub-cta { margin-top: 1rem; font-size: 0.85rem; color: var(--text-secondary); }
.stats { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.stat-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; font-weight: 600; color: var(--text-secondary); }
.stat-item i { color: var(--spotify-green); }

/* Glass Mockup */
.hero-visual { flex: 1; display: flex; justify-content: center; position: relative; }
.glass-card { background: rgba(20, 20, 25, 0.6); border: 1px solid rgba(255, 255, 255, 0.08); backdrop-filter: blur(20px); border-radius: 24px; box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4); }
.mockup-card { width: 100%; max-width: 450px; padding: 1.5rem; animation: float-mockup 6s ease-in-out infinite; }
@keyframes float-mockup { 0% { transform: translateY(0); } 50% { transform: translateY(-15px); } 100% { transform: translateY(0); } }
.mockup-header { display: flex; align-items: center; margin-bottom: 2rem; border-bottom: 1px solid var(--glass-border); padding-bottom: 1rem; }
.dots { display: flex; gap: 6px; }
.dots span { width: 10px; height: 10px; border-radius: 50%; background: #444; }
.dots span:nth-child(1) { background: #ff5f56; } .dots span:nth-child(2) { background: #ffbd2e; } .dots span:nth-child(3) { background: #27c93f; }
.mockup-title { margin-left: auto; font-size: 0.8rem; color: var(--text-secondary); font-family: monospace; }
.data-row { margin-bottom: 1.5rem; }
.data-row i { width: 20px; text-align: center; margin-right: 10px; }
.text-green { color: var(--spotify-green); }
.data-row span { font-size: 0.95rem; font-weight: 600; }
.progress-bar { width: 100%; height: 6px; background: rgba(255, 255, 255, 0.1); border-radius: 3px; margin-top: 10px; overflow: hidden; }
.fill { height: 100%; background: var(--spotify-green); border-radius: 3px; box-shadow: 0 0 10px var(--spotify-green); }
.status-badge { background: rgba(29, 185, 84, 0.15); color: var(--spotify-green); padding: 0.75rem; border-radius: 12px; text-align: center; font-weight: 600; font-size: 0.9rem; margin-top: 2rem; border: 1px solid rgba(29, 185, 84, 0.3); }

/* Steps Section */
.steps-section { padding: 5rem 5%; max-width: 1400px; margin: 0 auto; text-align: center; }
.steps-section h2 { font-size: 2.5rem; margin-bottom: 4rem; }
.steps-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.step-card { padding: 2.5rem; text-align: center; transition: transform 0.3s ease; }
.step-card:hover { transform: translateY(-10px); }
.step-number { width: 50px; height: 50px; background: var(--spotify-green); color: #000; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; font-weight: 800; margin: 0 auto 1.5rem auto; }
.step-card h3 { margin-bottom: 1rem; font-size: 1.5rem; }
.step-card p { color: var(--text-secondary); line-height: 1.6; }

/* Footer & Widget */
footer { text-align: center; padding: 3rem 5%; border-top: 1px solid var(--glass-border); margin-top: 5rem; color: var(--text-secondary); }
.disclaimer { font-size: 0.8rem; margin-top: 0.5rem; opacity: 0.6; }
.chat-widget-btn { position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px; background: linear-gradient(135deg, #1DB954, #127936); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: #fff; cursor: pointer; box-shadow: 0 10px 25px rgba(29, 185, 84, 0.4); transition: all 0.3s ease; z-index: 100; }
.chat-widget-btn:hover { transform: scale(1.1); }

/* Responsive */
@media (max-width: 992px) { .hero { flex-direction: column; text-align: center; padding-top: 2rem; } .hero-content { display: flex; flex-direction: column; align-items: center; } h1 { font-size: 3.5rem; } .stats { justify-content: center; } }
@media (max-width: 768px) { h1 { font-size: 2.5rem; } .nav-links { display: none; } }

/* --- MEJORAS PREMIUM --- */

/* Efecto de levitación y brillo en las tarjetas */
.glass-card {
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(29, 185, 84, 0.15);
    border-color: rgba(29, 185, 84, 0.4);
}

/* Efecto de neón latiendo en el botón principal */
.btn-spotify {
    position: relative;
    overflow: hidden;
}

.btn-spotify::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.25) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.btn-spotify:hover::after {
    opacity: 1;
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0% { transform: scale(0.8); opacity: 0.3; }
    50% { transform: scale(1.1); opacity: 0.6; }
    100% { transform: scale(0.8); opacity: 0.3; }
}

/* Animación de entrada suave para el Dashboard */
.dashboard-container {
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* Brillo neón en los íconos */
.text-green {
    text-shadow: 0 0 15px rgba(29, 185, 84, 0.5);
}

/* Texto gradiente con movimiento infinito */
h2 span.highlight, h1 span.highlight {
    background: linear-gradient(270deg, #1DB954, #ffffff, #1DB954);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 4s linear infinite;
}

@keyframes shine {
    to { background-position: 200% center; }
}