/* Hub Ufficio — Light Corporate Theme */

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

:root {
    --color-bg: #ab863e;
    --color-surface: #ffffff;
    --color-text: #1a1a2e;
    --color-text-secondary: #000000;    
    --color-accent: #f9f9f9;
    --color-accent-hover: #1d4ed8;
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    line-height: 1.5;
    position: relative;
}

/* Quick links (top right) */
.quick-links-group {
    position: fixed;
    top: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 100;
}

.quick-link {
    padding: 8px 14px;
    background: var(--color-surface);
    border-radius: 6px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.quick-link:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

.hub-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.hub-header {
    text-align: center;
    margin-bottom: 60px;
}

.hub-header h1 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.hub-header .subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-top: 8px;
}

/* Layout a 3 colonne: sinistra - centro (logo) - destra */
.hub-layout {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    flex: 1;
}

.hub-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 1;
    max-width: 340px;
}

.hub-center {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 200px;
}

.logo-wrapper {
    position: relative;
    display: inline-block;
}

.hub-logo {
    max-width: 600px;
    max-height: 600px;
    object-fit: contain;
    display: block;
    mix-blend-mode: multiply;
}

/* Cards - rettangolari orizzontali */
.hub-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px 28px;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 20px;
    text-align: left;
}

.hub-card:hover:not(.placeholder) {
    box-shadow: var(--shadow-card-hover);
    transform: translateX(4px);
    border-color: var(--color-accent);
}

.hub-column.right .hub-card:hover:not(.placeholder) {
    transform: translateX(-4px);
}

.hub-card.placeholder {
    opacity: 0.5;
    cursor: default;
}

.card-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.card-text {
    flex: 1;
    min-width: 0;

}

.hub-card h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.hub-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

/* Footer */
.hub-footer {
    text-align: center;
    margin-top: 60px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.hub-footer p {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
    .hub-layout {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }

    .hub-column {
        max-width: 100%;
        width: 100%;
    }

    .hub-center {
        order: -1;
        min-height: 120px;
    }

    .hub-column.right .hub-card:hover:not(.placeholder) {
        transform: translateX(4px);
    }
}

@media (max-width: 600px) {
    .hub-container {
        padding: 40px 16px;
    }

    .hub-header {
        margin-bottom: 40px;
    }

    .hub-header h1 {
        font-size: 1.25rem;
    }

    .hub-card {
        padding: 14px 16px;
    }
}