/* ==========================================================================
   DESIGN SYSTEM & VARIABLES - Geografia da Bíblia (Nat Geo Replica Style)
   ========================================================================== */
:root {
    /* Color Palette */
    --accent-yellow: #ffcc00;       /* Signature Nat Geo Yellow */
    --accent-yellow-rgb: 255, 204, 0;
    --accent-gold: #e5b358;         /* Sandy Gold for Biblical context */
    --accent-orange: #f47b20;       /* Testimonials Orange Accent */
    --bg-dark-cinematic: #090909;   /* Deep cinematic black */
    --bg-card-dark: #141414;        /* Soft card dark grey */
    --bg-light-section: #f0f3f7;    /* Light grey-blue for testimonials */
    --bg-light-card: #ffffff;       /* White card background */
    --text-light: #ffffff;
    --text-muted: #a0a0a0;
    --text-dark: #111111;
    --text-dark-muted: #555555;
    
    /* Layout & Spacing */
    --header-height: 72px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   GLOBAL RESET & BASICS
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-dark-cinematic);
    color: var(--text-light);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    background: none;
    border: none;
    outline: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #111;
}
::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-yellow);
}

/* ==========================================================================
   HEADER (Nat Geo Navigation Replica with scroll-shrink & glassmorphism)
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(10, 10, 10, 0.5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 100;
    transition: var(--transition-smooth);
}

/* Glassmorphism triggered on scroll */
.site-header.scrolled {
    height: 60px;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
}

.header-container {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-link {
    display: flex;
    align-items: center;
    height: 100%;
}

.site-logo {
    height: 42px;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.site-header.scrolled .site-logo {
    height: 34px;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-yellow);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-yellow);
}

.nav-link:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-btn {
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    transition: var(--transition-fast);
}

.search-btn:hover {
    color: var(--accent-yellow);
}

.login-link {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.login-link:hover {
    color: var(--accent-yellow);
}

.subscribe-btn {
    background-color: var(--accent-yellow);
    color: #000;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 10px 20px;
    border-radius: 0; /* Nat Geo square corners */
    transition: var(--transition-fast);
    box-shadow: 0 4px 15px rgba(255, 204, 0, 0.2);
}

.subscribe-btn:hover {
    background-color: #fff;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 25px;
    padding: 4px;
    z-index: 105;
    position: relative;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #fff;
    transition: var(--transition-fast);
}

.mobile-nav-actions {
    display: none;
}

/* ==========================================================================
   SEARCH OVERLAY
   ========================================================================== */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-container {
    width: 80%;
    max-width: 800px;
    position: relative;
}

.search-container input {
    width: 100%;
    background: none;
    border: none;
    border-bottom: 3px solid var(--accent-yellow);
    padding: 15px 40px 15px 0;
    font-size: 24px;
    color: #fff;
    outline: none;
    font-family: 'Montserrat', sans-serif;
}

.search-close {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 36px;
    color: #fff;
    transition: var(--transition-fast);
}

.search-close:hover {
    color: var(--accent-yellow);
}

/* ==========================================================================
   HERO SECTION (Replicando o Hero visual com estatísticas e mini slider)
   ========================================================================== */
.hero-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 60px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    transform: scale(1.05);
    animation: zoomHero 20s infinite alternate ease-in-out;
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.hero-video-bg iframe {
    width: 100vw;
    height: 56.25vw; /* 16:9 ratio */
    min-height: 100vh;
    min-width: 177.77vh; /* 16:9 ratio */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-video-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
        rgba(10, 10, 10, 0.98) 0%, 
        rgba(10, 10, 10, 0.8) 15%, 
        rgba(10, 10, 10, 0.3) 45%, 
        rgba(10, 10, 10, 0.85) 100%);
    z-index: 3;
}

/* Video Skeleton Loader */
.video-skeleton {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #090909;
    z-index: 2;
    overflow: hidden;
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.video-skeleton.fade-out {
    opacity: 0;
    pointer-events: none;
}

.skeleton-shimmer {
    position: absolute;
    top: 0;
    left: -150%;
    width: 150%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.03) 50%,
        transparent 100%
    );
    animation: skeletonShimmer 2.5s infinite linear;
}

@keyframes skeletonShimmer {
    0% {
        left: -150%;
    }
    100% {
        left: 100%;
    }
}

@keyframes zoomHero {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 750px;
    margin: auto auto 40px auto;
    padding: 0 24px;
    text-align: center;
}

.hero-eyebrow {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--text-light);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 54px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.6);
}

.hero-description {
    font-size: 16px;
    color: #e0e0e0;
    margin-bottom: 32px;
    line-height: 1.7;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.watch-now-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 14px 28px;
    background-color: transparent;
    color: #fff;
    border-bottom: 3px solid var(--accent-yellow);
    transition: var(--transition-fast);
}

.watch-now-btn:hover {
    color: var(--accent-yellow);
    transform: translateY(-2px);
}

/* Statistics Bar (Design premium - glassmorphism bar) */
.stats-bar-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto 50px auto;
    padding: 0 24px;
}

.stats-bar {
    background: rgba(20, 20, 20, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 24px 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.stat-item {
    text-align: center;
    flex: 1;
}

.stat-number {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--accent-yellow);
    margin-bottom: 4px;
}

.stat-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #ccc;
    font-weight: 600;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.12);
}

/* Disney+ Style Bottom Slider */
.hero-slider-section {
    position: relative;
    z-index: 2;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 80%, rgba(0,0,0,0));
    padding: 20px 0 50px 0;
}

.slider-header {
    max-width: 1400px;
    margin: 0 auto 16px auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slider-header h3 {
    font-size: 13px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 700;
    color: #ccc;
    border-left: 3px solid var(--accent-yellow);
    padding-left: 10px;
}

.slider-controls {
    display: flex;
    gap: 8px;
}

.slider-arrow {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.05);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.slider-arrow:hover {
    background: var(--accent-yellow);
    color: #000;
}

.hero-cards-wrapper {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding: 10px 40px 20px 40px;
    -webkit-overflow-scrolling: touch;
}

/* Hide horizontal scrollbar but keep functionality */
.hero-cards-wrapper::-webkit-scrollbar {
    display: none;
}

.hero-card {
    flex: 0 0 220px;
    aspect-ratio: 3/4;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.hero-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    border-radius: 4px;
    transition: var(--transition-fast);
    pointer-events: none;
}

.hero-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0));
    padding: 16px;
}

.card-overlay h4 {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
}

.hero-card:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(255, 204, 0, 0.15);
}

.hero-card:hover::after {
    border-color: var(--accent-yellow);
}

.hero-card:hover img {
    transform: scale(1.1);
}

/* ==========================================================================
   3D CAROUSEL SECTION (Replicando o Coverflow do NAT GEO TV)
   ========================================================================== */
.section-3d-gallery {
    padding: 80px 0;
    background-color: var(--bg-dark-cinematic);
    position: relative;
}

.section-header-3d {
    text-align: center;
    margin-bottom: 50px;
}

.section-title-3d {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: #fff;
    margin-bottom: 12px;
}

.title-underline {
    width: 80px;
    height: 4px;
    background-color: var(--accent-yellow);
    margin: 0 auto;
}

.gallery-3d-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none; /* Let clicks pass through container */
}

.gallery-arrow-3d {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    width: 50px;
    height: 50px;
    background: rgba(20,20,20,0.8);
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    pointer-events: auto; /* Enable clicks on arrows */
}

.gallery-arrow-3d:hover {
    background: var(--accent-yellow);
    color: #000;
}

.gallery-arrow-3d.prev { left: 40px; }
.gallery-arrow-3d.next { right: 40px; }

.gallery-3d-stage {
    width: 100%;
    height: 100%;
    position: relative;
    perspective: 1200px;
    transform-style: preserve-3d;
    pointer-events: none; /* Let clicks pass through stage */
}

.slide-3d {
    position: absolute;
    width: 280px;
    height: 380px;
    left: 50%;
    top: 50%;
    margin-left: -140px;
    margin-top: -190px;
    transition: var(--transition-smooth);
    transform-style: preserve-3d;
    cursor: pointer;
    pointer-events: auto; /* Enable clicks on slides */
}

.card-3d-inner {
    width: 100%;
    height: 100%;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
    background-color: var(--bg-card-dark);
}

.card-3d-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.1), rgba(0,0,0,0.9));
    z-index: 2;
    transition: var(--transition-smooth);
}

.slide-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-content-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 24px;
    z-index: 3;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-smooth);
}

.slide-content-overlay h3 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #fff;
    letter-spacing: 0.05em;
}

.slide-content-overlay p {
    font-size: 11px;
    color: #ccc;
    margin-bottom: 16px;
    line-height: 1.4;
}

.slide-action-btn {
    display: inline-block;
    background-color: var(--accent-yellow);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 10px 18px;
    text-transform: uppercase;
    transition: var(--transition-fast);
}

.slide-action-btn:hover {
    background-color: #fff;
}

/* 3D Classes generated by JS */
.slide-3d.active-slide {
    transform: translate3d(0, 0, 220px) scale(1.1);
    z-index: 10;
    opacity: 1;
    pointer-events: auto;
}

.slide-3d.active-slide .card-3d-inner::before {
    background: linear-gradient(rgba(0,0,0,0) 40%, rgba(0,0,0,0.9));
}

.slide-3d.active-slide .slide-content-overlay {
    opacity: 1;
    transform: translateY(0);
}

.slide-3d.prev-slide {
    transform: translate3d(-240px, 0, 100px) rotateY(32deg) scale(0.95);
    z-index: 5;
    opacity: 0.65;
    pointer-events: auto;
}

.slide-3d.next-slide {
    transform: translate3d(240px, 0, 100px) rotateY(-32deg) scale(0.95);
    z-index: 5;
    opacity: 0.65;
    pointer-events: auto;
}

.slide-3d.far-prev-slide {
    transform: translate3d(-440px, 0, 0px) rotateY(45deg) scale(0.8);
    z-index: 2;
    opacity: 0.3;
    pointer-events: auto;
}

.slide-3d.far-next-slide {
    transform: translate3d(440px, 0, 0px) rotateY(-45deg) scale(0.8);
    z-index: 2;
    opacity: 0.3;
    pointer-events: auto;
}

.slide-3d.hidden-slide {
    opacity: 0;
    z-index: 0;
    pointer-events: none;
}

/* ==========================================================================
   LATEST STORIES GRID SECTION (Editorial Replica)
   ========================================================================== */
.stories-section {
    padding: 80px 40px;
    background-color: var(--bg-dark-cinematic);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.stories-grid-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
}

.featured-story-card {
    background-color: var(--bg-card-dark);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.story-image-wrapper {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.story-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.featured-story-card:hover .story-image-wrapper img {
    transform: scale(1.05);
}

.story-content {
    padding: 32px;
}

.story-tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-yellow);
    letter-spacing: 0.15em;
    display: block;
    margin-bottom: 12px;
}

.story-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    transition: var(--transition-fast);
}

.featured-story-card:hover .story-title {
    color: var(--accent-yellow);
}

.story-excerpt {
    font-size: 14px;
    color: #b0b0b0;
    margin-bottom: 24px;
    line-height: 1.6;
}

.read-more-link {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    border-bottom: 2px solid var(--accent-yellow);
    padding-bottom: 4px;
}

.read-more-link:hover {
    color: var(--accent-yellow);
}

/* Sidebar List */
.latest-stories-aside {
    display: flex;
    flex-direction: column;
}

.aside-heading {
    font-size: 18px;
    letter-spacing: 0.15em;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.underline-aside {
    width: 50px;
    height: 3px;
    background-color: var(--accent-yellow);
    margin-bottom: 24px;
}

.aside-stories-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.aside-story-item {
    display: flex;
    gap: 16px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    cursor: pointer;
}

.aside-thumb {
    width: 100px;
    height: 70px;
    object-fit: cover;
    border-radius: 2px;
    transition: var(--transition-fast);
}

.aside-story-item:hover .aside-thumb {
    transform: scale(1.05);
}

.aside-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.aside-tag {
    font-size: 9px;
    font-weight: 700;
    color: var(--accent-yellow);
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}

.aside-content h3 {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
    color: #e0e0e0;
    transition: var(--transition-fast);
}

.aside-story-item:hover h3 {
    color: var(--accent-yellow);
}

.see-more-stories {
    display: block;
    margin-top: 24px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.15);
    padding: 12px;
    transition: var(--transition-fast);
}

.see-more-stories:hover {
    background-color: #fff;
    color: #000;
}

/* ==========================================================================
   PHOTO OF THE DAY SECTION (Epic Immersive Banner)
   ========================================================================== */
.photo-day-section {
    position: relative;
    width: 100%;
    min-height: 80vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding: 80px 40px;
}

.photo-day-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.photo-day-container {
    position: relative;
    z-index: 2;
    max-width: 650px;
    margin-left: 60px;
}

.photo-day-tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-yellow);
    letter-spacing: 0.2em;
    margin-bottom: 12px;
    display: block;
}

.photo-day-title {
    font-size: 38px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8);
}

.photo-day-description {
    font-size: 14px;
    color: #e0e0e0;
    margin-bottom: 28px;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0,0,0,0.8);
}

.photo-day-btn {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1.5px solid #fff;
    padding: 12px 24px;
    background: transparent;
    color: #fff;
    transition: var(--transition-fast);
}

.photo-day-btn:hover {
    background-color: #fff;
    color: #000;
}

/* ==========================================================================
   TESTIMONIALS SECTION (Nossos Clientes Satisfeitos - Precise Replica)
   ========================================================================== */
.testimonials-section {
    padding: 80px 40px;
    background-color: var(--bg-light-section); /* Light background for relief */
    color: var(--text-dark);
}

.section-header-testimonials {
    text-align: center;
    margin-bottom: 60px;
}

.section-header-testimonials h2 {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.underline-testimonials {
    width: 60px;
    height: 4px;
    background-color: var(--accent-orange); /* Orange line */
    margin: 0 auto;
}

.testimonials-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background-color: var(--bg-light-card);
    border-radius: 8px;
    padding: 40px 32px 32px 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-bottom: 3px solid var(--accent-orange); /* Orange bottom border */
    position: relative;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.client-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #fff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

.client-info h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.client-info p {
    font-size: 12px;
    color: var(--text-dark-muted);
    font-weight: 500;
}

.star-rating {
    display: flex;
    gap: 4px;
    color: #ffaa00; /* Gold Stars */
    font-size: 18px;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 13.5px;
    color: #333333;
    line-height: 1.6;
    margin-bottom: 40px; /* Space for the bottom quote */
    font-style: italic;
    flex-grow: 1;
}

.quote-graphic {
    position: absolute;
    bottom: 20px;
    right: 28px;
    color: rgba(244, 123, 32, 0.12); /* Semi-transparent orange quote */
}

.quote-svg {
    width: 50px;
    height: 50px;
}

/* ==========================================================================
   FOOTER (Replicando o rodapé Nat Geo)
   ========================================================================== */
.site-footer {
    background-color: #050505;
    padding: 80px 40px 40px 40px;
    color: #999;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 64px;
}

.footer-left-brand {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    height: 48px;
    object-fit: contain;
    align-self: flex-start;
    margin-bottom: 24px;
}

.footer-bio {
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-stats-info span {
    font-size: 12px;
    color: var(--accent-yellow);
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-col h4 {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    font-size: 12px;
    transition: var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--accent-yellow);
}

.footer-contact-item {
    font-size: 12px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.footer-contact-item strong {
    color: #fff;
}

.footer-contact-item a:hover {
    color: var(--accent-yellow);
}

.footer-bottom {
    max-width: 1400px;
    margin: 60px auto 0 auto;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
    text-align: center;
}

.footer-bottom p {
    font-size: 11px;
}

/* ==========================================================================
   YOUTUBE MODAL LIGHTBOX
   ========================================================================== */
.video-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.video-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 960px;
    aspect-ratio: 16/9;
    background: #000;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
}

.video-modal-close {
    position: absolute;
    right: -45px;
    top: -45px;
    font-size: 40px;
    color: #fff;
    transition: var(--transition-fast);
}

.video-modal-close:hover {
    color: var(--accent-yellow);
}

.video-iframe-container {
    width: 100%;
    height: 100%;
}

.video-iframe-container iframe {
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   SCROLL TO TOP BUTTON (As in reference)
   ========================================================================== */
.scroll-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: #0b2240; /* Dark Navy as seen in client testimonial image */
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
}

.scroll-to-top-btn.active {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top-btn:hover {
    background-color: var(--accent-yellow);
    color: #000;
    transform: translateY(-3px);
}

/* ==========================================================================
   RESPONSIVE DESIGN (Media Queries)
   ========================================================================== */

@media (max-width: 1024px) {
    .site-header .header-actions .login-link,
    .site-header .header-actions .subscribe-btn {
        display: none;
    }

    .nav-menu {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.96);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-left: 1px solid rgba(255, 255, 255, 0.08);
        padding: 90px 32px 40px 32px;
        z-index: 99;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 24px;
        width: 100%;
        margin-bottom: 32px;
    }

    .nav-menu ul li a {
        font-size: 15px;
        font-weight: 600;
        letter-spacing: 0.08em;
        padding: 8px 0;
        display: block;
        border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }
    
    .mobile-nav-actions {
        display: flex;
        flex-direction: column;
        gap: 16px;
        width: 100%;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 24px;
        margin-top: auto;
    }

    .mobile-login-link {
        font-size: 13px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        text-align: center;
        color: #fff;
        padding: 12px;
        border: 1.5px solid rgba(255, 255, 255, 0.15);
        transition: var(--transition-fast);
    }

    .mobile-login-link:hover {
        background-color: rgba(255, 255, 255, 0.05);
        border-color: #fff;
    }

    .mobile-subscribe-btn {
        background-color: var(--accent-yellow);
        color: #000;
        font-size: 12px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        padding: 12px;
        text-align: center;
        transition: var(--transition-fast);
        box-shadow: 0 4px 15px rgba(255, 204, 0, 0.2);
    }

    .mobile-subscribe-btn:hover {
        background-color: #fff;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }

    body.menu-open {
        overflow: hidden;
    }

    body.menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        z-index: 98;
        animation: drawerFadeIn 0.3s ease forwards;
    }

    @keyframes drawerFadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .hero-title {
        font-size: 40px;
    }

    .gallery-3d-stage {
        perspective: 900px;
    }

    .slide-3d {
        width: 240px;
        height: 320px;
        margin-left: -120px;
        margin-top: -160px;
    }

    /* Shift position offsets for smaller perspective screens */
    .slide-3d.prev-slide { transform: translate3d(-180px, 0, 100px) rotateY(25deg) scale(0.9); }
    .slide-3d.next-slide { transform: translate3d(180px, 0, 100px) rotateY(-25deg) scale(0.9); }
    .slide-3d.far-prev-slide { transform: translate3d(-320px, 0, 0px) rotateY(35deg) scale(0.75); }
    .slide-3d.far-next-slide { transform: translate3d(320px, 0, 0px) rotateY(-35deg) scale(0.75); }

    .stories-grid-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .site-header {
        height: 60px;
    }
    
    .hero-section {
        padding-top: calc(var(--header-height) + 20px);
    }
    
    .site-logo {
        height: 32px;
    }
    
    .hero-title {
        font-size: 32px;
    }

    .hero-description {
        font-size: 14px;
    }

    .hero-bg {
        background-image: linear-gradient(rgba(9, 9, 9, 0.96) 0%, rgba(9, 9, 9, 0.75) 25%, rgba(9, 9, 9, 0.3) 55%, rgba(9, 9, 9, 0.95) 100%), url('../img/banner/hero-banner.jpg') !important;
        background-size: auto 300vh !important;
        background-position: center 62% !important;
    }

    .stats-bar {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        padding: 24px 16px;
    }

    .stat-divider {
        display: none;
    }

    .gallery-3d-container {
        height: 350px;
    }

    .gallery-arrow-3d {
        width: 36px;
        height: 36px;
    }

    .gallery-arrow-3d.prev { left: 10px; }
    .gallery-arrow-3d.next { right: 10px; }

    .slide-3d {
        width: 180px;
        height: 250px;
        margin-left: -90px;
        margin-top: -125px;
    }

    .slide-3d.prev-slide { transform: translate3d(-110px, 0, 60px) rotateY(20deg) scale(0.85); }
    .slide-3d.next-slide { transform: translate3d(110px, 0, 60px) rotateY(-20deg) scale(0.85); }
    .slide-3d.far-prev-slide { transform: translate3d(-200px, 0, 0px) rotateY(30deg) scale(0.7); }
    .slide-3d.far-next-slide { transform: translate3d(200px, 0, 0px) rotateY(-30deg) scale(0.7); }

    .slide-content-overlay {
        padding: 12px;
    }

    .slide-content-overlay h3 {
        font-size: 12px;
    }
    
    .slide-content-overlay p {
        display: none;
    }

    .photo-day-section {
        padding: 60px 20px;
        min-height: 60vh;
    }

    .photo-day-container {
        margin-left: 0;
    }

    .photo-day-title {
        font-size: 26px;
    }

    .footer-links-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .video-modal-close {
        right: 0;
        top: -40px;
    }
}

/* ==========================================================================
   SOLICITAR MATERIAL MULTI-STEP MODAL
   ========================================================================== */
.material-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    padding: 20px;
}

.material-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.material-modal-content {
    position: relative;
    width: 100%;
    max-width: 550px;
    background: #121212;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.8);
    border-radius: 8px;
    overflow: hidden;
    animation: modalSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideIn {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.material-modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    color: #888;
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
    line-height: 1;
}

.material-modal-close:hover {
    color: var(--accent-yellow);
}

.material-modal-body {
    padding: 40px 32px 32px 32px;
}

/* Steps Indicator */
.material-steps-indicator {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.material-step-dot {
    width: 32px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

.material-step-dot.active {
    background: var(--accent-yellow);
    box-shadow: 0 0 10px rgba(255, 204, 0, 0.5);
}

/* Step Layout */
.material-step {
    display: none;
}

.material-step.active {
    display: block;
    animation: stepFadeIn 0.4s ease-out;
}

@keyframes stepFadeIn {
    from {
        opacity: 0;
        transform: translateX(10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.material-step h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.3;
}

.material-step-subtitle {
    font-size: 13px;
    color: #888;
    margin-bottom: 24px;
}

/* Options Grid */
.material-options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

@media (max-width: 480px) {
    .material-options-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

.material-option-card {
    cursor: pointer;
    position: relative;
}

.material-option-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.material-option-content {
    background: rgba(255, 255, 255, 0.02);
    border: 1.5px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 18px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
    transition: var(--transition-smooth);
}

.material-option-card:hover .material-option-content {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
}

.material-option-card input:checked + .material-option-content {
    border-color: var(--accent-yellow);
    background: rgba(255, 204, 0, 0.06);
    box-shadow: inset 0 0 12px rgba(255, 204, 0, 0.1), 0 4px 20px rgba(255, 204, 0, 0.05);
}

.material-option-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    margin-bottom: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.full-width-options .material-option-icon {
    margin-bottom: 0;
    width: 42px;
    height: 42px;
}

.modal-svg-icon {
    width: 22px;
    height: 22px;
    transition: var(--transition-smooth);
}

.modal-svg-icon-large {
    width: 48px;
    height: 48px;
    stroke: var(--accent-yellow);
    filter: drop-shadow(0 0 8px rgba(255, 204, 0, 0.4));
}

/* Theme-aligned custom colors for SVGs to replace generic emojis */
.icon-bible { color: var(--accent-gold); }
.icon-teacher { color: #4fc3f7; }
.icon-student { color: #b39ddb; }
.icon-compass { color: #ffb74d; }

.icon-map { color: var(--accent-gold); }
.icon-route { color: var(--accent-orange); }
.icon-archaeology { color: #d4a373; }
.icon-library { color: var(--accent-yellow); }

.icon-whatsapp { color: #25d366; }
.icon-email { color: #4fc3f7; }
.icon-group { color: #4db6ac; }

/* SVG transitions */
.material-option-icon svg {
    stroke: currentColor;
    opacity: 0.65;
    transition: var(--transition-smooth);
}

.material-option-icon.icon-whatsapp svg {
    fill: currentColor;
    stroke: none;
    opacity: 0.75;
}

/* Hover and checked states */
.material-option-card:hover .material-option-icon {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.material-option-card:hover .material-option-icon svg {
    opacity: 1;
    transform: scale(1.08);
}

.material-option-card input:checked + .material-option-content .material-option-icon {
    background: rgba(255, 204, 0, 0.12);
    border-color: var(--accent-yellow);
    box-shadow: 0 0 12px rgba(255, 204, 0, 0.15);
}

.material-option-card input:checked + .material-option-content .material-option-icon svg {
    opacity: 1;
    transform: scale(1.1);
    stroke: var(--accent-yellow) !important;
}

.material-option-card input:checked + .material-option-content .material-option-icon.icon-whatsapp svg {
    fill: var(--accent-yellow) !important;
    stroke: none !important;
}

.material-option-title {
    font-size: 13px;
    font-weight: 600;
    color: #ccc;
    transition: var(--transition-fast);
}

.material-option-card input:checked + .material-option-content .material-option-title {
    color: #fff;
}

/* Full width adjustments for Step 3 */
.full-width-options {
    grid-template-columns: 1fr;
    gap: 12px;
}

.full-width-options .material-option-content {
    flex-direction: row;
    justify-content: flex-start;
    padding: 14px 20px;
    gap: 16px;
}

/* Actions footer */
.material-step-actions {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
}

.material-btn-next,
.material-btn-finish {
    background-color: var(--accent-yellow);
    color: #000;
    border: none;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 24px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.material-btn-next:hover,
.material-btn-finish:hover {
    background-color: #fff;
}

.material-btn-prev {
    background-color: transparent;
    color: #aaa;
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 24px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.material-btn-prev:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}

/* Success Step */
.material-success-content {
    text-align: center;
    padding: 10px 0;
}

.material-success-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    animation: successPulse 1.5s infinite alternate ease-in-out;
}

@keyframes successPulse {
    from { transform: scale(1); }
    to { transform: scale(1.15); }
}

.material-success-content p {
    font-size: 14px;
    color: #aaa;
    line-height: 1.6;
    margin-bottom: 12px;
}

.material-whatsapp-prompt {
    font-weight: 500;
    color: #ddd !important;
    margin: 20px 0 28px 0 !important;
}

.material-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: #25d366;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 16px 32px;
    border-radius: 6px;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
    transition: var(--transition-smooth);
}

.material-whatsapp-btn:hover {
    background-color: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.material-whatsapp-btn svg {
    fill: #fff;
}

/* ==========================================================================
   COURSE DETAILS MODAL (Premium Glassmorphism & Two-column Layout)
   ========================================================================== */
.course-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(6, 6, 6, 0.9);
    backdrop-filter: blur(12px);
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding: 20px;
}

.course-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.course-modal-content {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 85vh;
    max-height: 700px;
    background: #0d0d0d;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: courseModalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes courseModalSlideIn {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.course-modal-close {
    position: absolute;
    right: 20px;
    top: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: none;
    color: #fff;
    font-size: 24px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 12;
    transition: var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.course-modal-close:hover {
    background: rgba(255, 204, 0, 0.2);
    color: var(--accent-yellow);
    border-color: var(--accent-yellow);
}

.course-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
    display: flex;
    gap: 30px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.course-modal-body::-webkit-scrollbar {
    width: 6px;
}
.course-modal-body::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
}

.course-modal-left {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.course-modal-cover {
    width: 100%;
    aspect-ratio: 280/380;
    border-radius: 6px;
    object-fit: cover;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.course-modal-specs {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    padding: 15px;
}

.course-modal-specs h5 {
    font-size: 12px;
    color: var(--accent-yellow);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 6px;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: #ccc;
    margin-bottom: 8px;
}

.spec-item:last-child {
    margin-bottom: 0;
}

.spec-icon {
    font-size: 14px;
}

.course-modal-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.course-modal-eyebrow {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-yellow);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.course-modal-title {
    font-size: 26px;
    font-weight: 900;
    line-height: 1.2;
    color: #fff;
    text-transform: uppercase;
}

.course-modal-sub {
    font-size: 15px;
    color: var(--accent-gold);
    font-weight: 600;
    line-height: 1.4;
}

.course-modal-long-desc {
    font-size: 13.5px;
    color: #ccc;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-modal-long-desc p {
    margin: 0;
}

.course-modal-benefits {
    margin-top: 5px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: #eee;
}

.benefit-check {
    color: var(--accent-yellow);
    font-weight: bold;
}

.course-modal-footer {
    background: #080808;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-price-info {
    display: flex;
    flex-direction: column;
}

.price-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.course-checkout-btn {
    background-color: var(--accent-yellow);
    color: #000;
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.05em;
    padding: 14px 28px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(255, 204, 0, 0.25);
    transition: var(--transition-fast);
}

.course-checkout-btn:hover {
    background-color: #fff;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.35);
}

.course-checkout-btn svg {
    transition: transform 0.2s ease;
}

.course-checkout-btn:hover svg {
    transform: translateX(4px);
}

/* Responsive */
@media (max-width: 768px) {
    .course-modal-content {
        height: 95vh;
        max-height: none;
    }
    .course-modal-body {
        flex-direction: column;
        padding: 20px;
        gap: 25px;
    }
    .course-modal-left {
        flex: none;
        width: 100%;
        align-items: center;
    }
    .course-modal-cover {
        max-width: 180px;
    }
    .course-modal-specs {
        width: 100%;
    }
    .course-modal-title {
        font-size: 22px;
    }
    .course-modal-footer {
        flex-direction: column;
        gap: 12px;
        padding: 15px 20px;
        text-align: center;
    }
    .course-checkout-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   FOUNDER SECTION (Pr. Eduardo Hoffmann Profile)
   ========================================================================== */
.founder-section {
    background-color: var(--bg-dark-cinematic);
    padding: 100px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.founder-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 60px;
    align-items: center;
}

.founder-image-wrapper {
    position: relative;
    border-left: 4px solid var(--accent-yellow);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    background: #000;
}

.founder-image-wrapper::after {
    content: '';
    position: absolute;
    top: 20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-yellow);
    z-index: -1;
    transition: var(--transition-smooth);
}

.founder-image-wrapper:hover::after {
    top: 12px;
    left: -12px;
}

.founder-img {
    width: 100%;
    height: auto;
    max-height: 550px;
    object-fit: cover;
    display: block;
    filter: brightness(0.95) contrast(1.05);
    transition: var(--transition-smooth);
}

.founder-image-wrapper:hover .founder-img {
    filter: brightness(1.02) contrast(1.05);
}

.founder-image-caption {
    background: rgba(10, 10, 10, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--accent-gold);
    padding: 14px 20px;
    font-family: 'Montserrat', sans-serif;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
}

.founder-content {
    display: flex;
    flex-direction: column;
}

.founder-tag {
    color: var(--accent-yellow);
    font-family: 'Montserrat', sans-serif;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.founder-title {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 20px;
}

.founder-quote {
    font-style: italic;
    color: var(--accent-gold);
    font-size: 17px;
    line-height: 1.6;
    margin-bottom: 30px;
    border-left: 3px solid var(--accent-yellow);
    padding-left: 20px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
}

.founder-text, 
.founder-footer-text {
    color: #bbb;
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.founder-text strong {
    color: #fff;
}

.founder-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 25px 0;
}

.highlight-item h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 10px;
    font-family: 'Montserrat', sans-serif;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.highlight-item h4::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--accent-yellow);
    border-radius: 50%;
}

.highlight-item p {
    color: #999;
    font-size: 14px;
    line-height: 1.6;
}

/* Founder Responsive */
@media (max-width: 992px) {
    .founder-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .founder-image-wrapper {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .founder-section {
        padding: 60px 15px;
    }
    .founder-title {
        font-size: 28px;
    }
    .founder-highlights {
        grid-template-columns: 1fr;
        gap: 20px;
        margin: 20px 0;
        padding: 20px 0;
    }
}

/* ==========================================================================
   SPLASH SCREEN LOADER
   ========================================================================== */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #090909;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.8s cubic-bezier(0.25, 0.8, 0.25, 1), 
                visibility 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.splash-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.splash-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.splash-logo-container {
    position: relative;
    padding: 20px 40px;
    margin-bottom: 30px;
    animation: splashPulse 2s infinite ease-in-out;
}

.splash-frame {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 3px solid var(--accent-yellow);
    z-index: 1;
    animation: drawFrame 1.5s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

.splash-logo {
    position: relative;
    z-index: 2;
    max-width: 280px;
    height: auto;
    display: block;
}

.splash-loader-bar {
    width: 200px;
    height: 2px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 15px;
}

.splash-loader-progress {
    height: 100%;
    width: 0%;
    background: var(--accent-yellow);
    box-shadow: 0 0 8px rgba(255, 204, 0, 0.8);
    animation: fillLoader 1.8s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

.splash-tagline {
    color: var(--text-muted);
    font-size: 11px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fadeInText 1s ease 1s forwards;
    opacity: 0;
}

/* Splash Animations */
@keyframes splashPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

@keyframes drawFrame {
    0% {
        clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    }
    30% {
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    }
    60% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 100% 100%);
    }
    100% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

@keyframes fillLoader {
    0% { width: 0%; }
    10% { width: 15%; }
    40% { width: 55%; }
    70% { width: 85%; }
    100% { width: 100%; }
}

@keyframes fadeInText {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transition: opacity 1.0s cubic-bezier(0.25, 1, 0.5, 1), 
                    transform 1.0s cubic-bezier(0.25, 1, 0.5, 1);
        will-change: transform, opacity;
    }

    /* Directional offsets before reveal */
    .scroll-reveal.reveal-up {
        transform: translateY(40px);
    }
    .scroll-reveal.reveal-down {
        transform: translateY(-40px);
    }
    .scroll-reveal.reveal-left {
        transform: translateX(-40px);
    }
    .scroll-reveal.reveal-right {
        transform: translateX(40px);
    }
    .scroll-reveal.reveal-scale {
        transform: scale(0.95);
        opacity: 0;
    }

    /* State when revealed */
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translate(0, 0) scale(1);
    }

    /* Animation Delays for staggered entrance effects */
    .delay-100 { transition-delay: 100ms; }
    .delay-200 { transition-delay: 200ms; }
    .delay-300 { transition-delay: 300ms; }
    .delay-400 { transition-delay: 400ms; }
    .delay-500 { transition-delay: 500ms; }
    .delay-600 { transition-delay: 600ms; }
    .delay-700 { transition-delay: 700ms; }
    .delay-800 { transition-delay: 800ms; }
    .delay-900 { transition-delay: 900ms; }
    .delay-1000 { transition-delay: 1000ms; }
}