/* Base Variables */
:root {
    --color-primary: #1e3a8a;
    /* Navy Blue */
    --color-secondary: #3b82f6;
    /* Bright Blue */
    --color-accent: #f59e0b;
    /* Amber Gold */
    --color-text: #0f172a;
    /* Slate 900 */
    --color-prose: #475569;
    /* Slate 600 */
    --color-bg: #f8fafc;
    /* Slate 50 */
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
    /* Star hidden */
}

.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Glassmorphism Utilities (if not using full Tailwind) */
.glass {
    background: rgba(255, 255, 255, 0.7);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Hero Slider */
#inicio {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-subtitle {
    white-space: nowrap;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    transition: opacity 0.8s ease-in-out;
}

.slide-content {
    width: 100%;
    height: 100%;
    padding-top: 80px; /* navbar height */
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 30;
    background: rgba(255, 255, 255, 0.15);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
}

.slider-arrow:hover {
    background: rgba(255, 255, 255, 0.28);
}

.slider-arrow-left  { left: 20px; }
.slider-arrow-right { right: 20px; }

.slider-dots {
    position: absolute;
    bottom: 56px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 30;
    display: flex;
    gap: 10px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.slider-dot-active {
    background: #f59e0b;
    transform: scale(1.3);
}

/* Typography Overrides */
h1,
h2,
h3,
h4,
.font-serif {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

.img-banner-recursos {
    height: 580px;
}

.img-retrato {
    object-position: center 25%;
}

.slide-flyer-bg {
    background: linear-gradient(180deg, #ffffff 0%, #daedf9 50%, #b8d9f0 100%);
}

.slide-flyer-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
}

.disertante-oculto {
    display: none !important;
}

.disertante-oculto.visible {
    display: block !important;
}

.disertantes-grid {
    display: grid;
    grid-template-columns: repeat(3, 300px);
    gap: 1.5rem;
    width: max-content;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 640px) {
    .disertantes-grid {
        grid-template-columns: repeat(1, 1fr);
    }
}