:root {
    --ink: #0f172a;
    --brand: #f59e0b;
    --brand-dark: #d97706;
}

body {
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
    overflow-x: hidden;
}

/* Custom Range Slider Styling for Interactive Business Case Simulator */
input[type="range"].aip-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 999px;
    outline: none;
    transition: background 0.2s ease;
}

input[type="range"].aip-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--brand);
    border: 3px solid #0f172a;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.45);
    transition: transform 0.15s ease, background-color 0.15s ease;
}

input[type="range"].aip-slider::-webkit-slider-thumb:hover {
    transform: scale(1.12);
    background: var(--brand-dark);
}

input[type="range"].aip-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--brand);
    border: 3px solid #0f172a;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.45);
    transition: transform 0.15s ease;
}

/* Subtle Grid Backdrop Pattern */
.hero-grid-bg {
    background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Details / Accordion smooth animation */
details > summary::-webkit-details-marker {
    display: none;
}

/* Scan Option Button active/hover states */
.scan-option-btn {
    transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
.scan-option-btn:hover {
    transform: translateY(-1px);
    border-color: #f59e0b;
    background-color: #fffbeb;
}
.scan-option-btn.selected {
    border-color: #d97706;
    background-color: #fef3c7;
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.25);
}

/* Course card filter transition */
.course-card {
    transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}
.course-card.hidden-card {
    display: none;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.7; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.04); }
}
.animate-soft-glow {
    animation: pulseGlow 4s infinite ease-in-out;
}

/* Triptych Color Accents matching ai-team-businesscase.webp */
.triptych-card-01 {
    border-left: 3px solid #38bdf8;
    background: linear-gradient(90deg, rgba(56, 189, 248, 0.08) 0%, rgba(15, 23, 42, 0.6) 100%);
}
.triptych-card-02 {
    border-left: 3px solid #f43f5e;
    background: linear-gradient(90deg, rgba(244, 63, 94, 0.08) 0%, rgba(15, 23, 42, 0.6) 100%);
}
.triptych-card-03 {
    border-left: 3px solid #10b981;
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.08) 0%, rgba(15, 23, 42, 0.6) 100%);
}
.triptych-active-glow {
    box-shadow: 0 0 28px rgba(245, 158, 11, 0.22);
}

/* Hero-teamfoto: mobiel fade naar onderen, desktop fade naar links */
.hero-photo {
    -webkit-mask-image: linear-gradient(to bottom, #000 55%, transparent 100%);
    mask-image: linear-gradient(to bottom, #000 55%, transparent 100%);
}
@media (min-width: 1024px) {
    .hero-photo {
        -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.6) 22%, #000 48%);
        mask-image: linear-gradient(to right, transparent 0%, rgba(0, 0, 0, 0.6) 22%, #000 48%);
    }
}