/* ======================================================
   HUB PAGE — VOATEC SERVICE SELECTOR
   ====================================================== */

:root {
    --color-bg: #05070A;
    --color-surface: rgba(11, 15, 26, 0.6);
    --color-text: #F3F4F6;
    --color-text-muted: #9CA3AF;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --color-blue: #00E0FF;
    --color-blue-dark: #0055FF;
    --color-green: #00FFA3;
    --color-green-dark: #00B86B;
    --gradient-blue: linear-gradient(135deg, #0055FF 0%, #00E0FF 100%);
    --gradient-green: linear-gradient(135deg, #00B86B 0%, #00FFA3 100%);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== CANVAS BACKGROUND ===== */
#hub-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hub-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 50% 30%, rgba(5,7,10,0.3) 0%, rgba(5,7,10,0.9) 70%, rgba(5,7,10,1) 100%);
    z-index: 1;
    pointer-events: none;
}

/* ===== MAIN LAYOUT ===== */
.hub-main {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 3rem 2rem;
    text-align: center;
}

/* ===== LOGO ===== */
.hub-logo {
    margin-bottom: 2rem;
}

.hub-logo img {
    height: 500px;
    width: auto;
    filter: drop-shadow(0 0 30px rgba(0, 224, 255, 0.15));
    transition: var(--transition);
}

.hub-logo img:hover {
    filter: drop-shadow(0 0 50px rgba(0, 224, 255, 0.3));
    transform: scale(1.03);
}

/* ===== TITLE & SUBTITLE ===== */
.hub-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
    letter-spacing: -0.5px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.6);
}

.hub-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 3.5rem;
    max-width: 500px;
    font-weight: 400;
}

/* ===== CARDS CONTAINER ===== */
.hub-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    max-width: 900px;
    width: 100%;
}

/* ===== INDIVIDUAL CARD ===== */
.hub-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 1.8rem;
    padding: 3rem 2.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.hub-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

/* Card Glow Effect */
.card-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 300px;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
    filter: blur(80px);
}

.card-glow-blue {
    background: var(--color-blue);
}

.card-glow-green {
    background: var(--color-green);
}

.hub-card:hover .card-glow {
    opacity: 0.12;
}

/* Card Icon */
.card-icon-wrapper {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    transition: var(--transition);
    position: relative;
}

.card-icon-blue {
    background: rgba(0, 224, 255, 0.08);
    color: var(--color-blue);
    box-shadow: 0 0 0 1px rgba(0, 224, 255, 0.15);
}

.card-icon-green {
    background: rgba(0, 255, 163, 0.08);
    color: var(--color-green);
    box-shadow: 0 0 0 1px rgba(0, 255, 163, 0.15);
}

.hub-card:hover .card-icon-wrapper {
    transform: scale(1.1);
}

.hub-card:hover .card-icon-blue {
    box-shadow: 0 0 25px rgba(0, 224, 255, 0.3), 0 0 0 1px rgba(0, 224, 255, 0.3);
}

.hub-card:hover .card-icon-green {
    box-shadow: 0 0 25px rgba(0, 255, 163, 0.3), 0 0 0 1px rgba(0, 255, 163, 0.3);
}

/* Card Content */
.card-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
    transition: var(--transition);
}

#card-limpeza:hover .card-title {
    color: var(--color-blue);
}

#card-manutencao:hover .card-title {
    color: var(--color-green);
}

.card-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.8rem;
    max-width: 320px;
}

/* Tags */
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.tag {
    padding: 0.35rem 0.85rem;
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--color-text-muted);
    transition: var(--transition);
}

#card-limpeza:hover .tag {
    border-color: rgba(0, 224, 255, 0.2);
    color: rgba(0, 224, 255, 0.8);
}

#card-manutencao:hover .tag {
    border-color: rgba(0, 255, 163, 0.2);
    color: rgba(0, 255, 163, 0.8);
}

/* CTA Arrow */
.card-cta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 600;
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    margin-top: auto;
}

.card-cta i {
    transition: transform 0.3s ease;
}

#card-limpeza .card-cta {
    color: rgba(0, 224, 255, 0.6);
}

#card-manutencao .card-cta {
    color: rgba(0, 255, 163, 0.6);
}

#card-limpeza:hover .card-cta {
    color: var(--color-blue);
}

#card-manutencao:hover .card-cta {
    color: var(--color-green);
}

.hub-card:hover .card-cta i {
    transform: translateX(5px);
}

/* ===== FOOTER ===== */
.hub-footer {
    margin-top: 3rem;
}

.hub-footer p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    opacity: 0.6;
}

/* ===== ANIMATIONS ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.5s; }
.delay-4 { transition-delay: 0.7s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hub-main {
        padding: 2rem 1.2rem;
        justify-content: flex-start;
        padding-top: 4rem;
    }

    .hub-logo img {
        height: 400px;
    }

    .hub-title {
        font-size: 2rem;
    }

    .hub-subtitle {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }

    .hub-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hub-card {
        padding: 2.5rem 2rem 2rem;
    }

    .card-icon-wrapper {
        width: 75px;
        height: 75px;
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }

    .card-title {
        font-size: 1.4rem;
    }

    .card-desc {
        font-size: 0.9rem;
    }
}

@media (min-width: 1200px) {
    .hub-logo img {
        height: 600px;
    }

    .hub-title {
        font-size: 3.2rem;
    }

    .hub-cards {
        max-width: 1050px;
        gap: 3rem;
    }

    .hub-card {
        padding: 3.5rem 3rem 3rem;
    }

    .card-icon-wrapper {
        width: 100px;
        height: 100px;
        font-size: 2.8rem;
    }

    .card-title {
        font-size: 1.8rem;
    }
}