/* ============================================================
   STRUTTURA-AZIENDALE - THEME CLAVION AI PREMIUM
   ============================================================ */

:root {
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-lg: 24px;
    --radius-md: 16px;
    --container-max: 1200px;
    --section-gap: 100px;
    /* Reduced as requested */
}

.theme-dark {
    --bg: #03060a;
    --bg-secondary: #0a0f16;
    --bg-panel: #0d121b;
    --nav-bg: rgba(3, 6, 10, 0.85);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #3b82f6;
    --brand-primary: #3b82f6;
    --border: rgba(255, 255, 255, 0.08);
    --glow: rgba(59, 130, 246, 0.15);
    --neon-glow: 0 0 15px rgba(31, 111, 235, 0.4);
}

.theme-light {
    --bg: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-panel: #f1f5f9;
    --nav-bg: rgba(255, 255, 255, 0.95);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent: #2563eb;
    --brand-primary: #2563eb;
    --border: rgba(0, 0, 0, 0.08);
    --glow: rgba(37, 99, 235, 0.1);
    --neon-glow: 0 0 15px rgba(37, 99, 235, 0.2);
}

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

body {
    background-color: var(--bg);
    color: var(--text-primary);
    font-family: Inter, -apple-system, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent);
}

.wt-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* NAVBAR */
.wt-navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: 72px;
    display: flex;
    align-items: center;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.wt-nav-menu a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.wt-nav-menu a.active {
    color: var(--text-primary);
    background: var(--glow);
}

/* HERO CLAVION STYLE */
.c-hero {
    padding: 120px 0 80px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.c-hero h1 {
    font-size: clamp(40px, 7vw, 64px);
    line-height: 1.1;
    font-weight: 500;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.c-hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

/* BUTTONS */
.c-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--text-primary);
    color: var(--bg) !important;
    border-radius: 99px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 0 20px var(--glow);
    transition: var(--transition);
}

.c-btn-primary:hover {
    transform: scale(1.05);
}

.c-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: transparent;
    color: var(--text-primary) !important;
    border: 1px solid var(--border);
    border-radius: 99px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.c-btn-secondary:hover {
    background: var(--bg-secondary);
}

/* GRID 2 COLUMNS (HORIZONTAL PANELS) */
.c-grid-2,
.two-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 40px 0;
}

.c-panel,
.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    padding: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.c-panel:hover,
.panel:hover {
    border-color: var(--accent);
    box-shadow: 0 20px 40px var(--glow);
}

.panel h3 {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.panel p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.panel ul {
    list-style: none;
    padding: 0;
}

.panel li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.panel li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.c-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--glow);
    color: var(--accent);
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 24px;
}

/* RADIAL ICONS SECTION */
.c-radial {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 160px;
    margin: 40px 0;
}

.c-radial-center {
    width: 64px;
    height: 64px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    z-index: 2;
    box-shadow: 0 0 30px var(--accent);
}

.c-radial-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

/* CASE STUDY SPECIAL */
.c-case-study {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
    background: var(--bg-panel);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
}

.c-case-img {
    background: var(--bg-secondary);
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.c-case-content {
    padding: 48px;
}

/* FLOATING TABS */
.c-tabs-wrap {
    position: sticky;
    bottom: 32px;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
}

.c-tabs {
    display: flex;
    gap: 8px;
    padding: 8px;
    background: rgba(var(--bg-panel), 0.8);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: 99px;
    pointer-events: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.c-tab {
    padding: 8px 16px;
    border-radius: 99px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

.c-tab:hover,
.c-tab.active {
    color: var(--text-primary);
    background: var(--glow);
}

/* ANIMATIONS */
.c-fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {

    .c-grid-2,
    .c-case-study {
        grid-template-columns: 1fr;
    }

    .c-panel {
        padding: 32px;
    }
}