:root {
    --bg-color: #0b0f19;
    --card-bg: rgba(19, 23, 34, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent-blue: #38bdf8;
    --accent-indigo: #6366f1;
    --accent-glow: rgba(56, 189, 248, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow-x: hidden;
    padding: 40px 20px;
}

/* Efecto de luz ambiental de fondo */
.glow-bg {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, rgba(99, 102, 241, 0.05) 50%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 900px;
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Badge de estado */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.2);
    padding: 6px 14px;
    border-radius: 9999px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-blue);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* Marca / Logotipo */
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--accent-blue);
}

.brand h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.brand h1 span {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Gráfico animado */
.illustration-container {
    width: 100%;
    max-width: 460px;
    margin: 20px 0;
}

.cloud-devops-graphic {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.4));
}

.flow-line {
    animation: dash 12s linear infinite;
}

.flow-line-rev {
    animation: dash-rev 10s linear infinite;
}

@keyframes dash {
    to { stroke-dashoffset: -100; }
}

@keyframes dash-rev {
    to { stroke-dashoffset: 100; }
}

/* Tipografía de encabezados */
.heading {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 16px;
    background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subheading {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
    max-width: 620px;
    margin-bottom: 40px;
}

/* Grid de Características */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
    width: 100%;
    margin-bottom: 50px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 24px 20px;
    border-radius: 14px;
    text-align: left;
    backdrop-filter: blur(8px);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
    border-color: rgba(56, 189, 248, 0.3);
}

.feature-card code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--accent-blue);
    display: block;
    margin-bottom: 8px;
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.45;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    width: 100%;
    color: #64748b;
    font-size: 0.85rem;
}

footer strong {
    color: var(--text-secondary);
}

@media (max-width: 640px) {
    .heading {
        font-size: 1.65rem;
    }
    .brand h1 {
        font-size: 1.7rem;
    }
}