/* PALETA DE COLORES INDUSTRIAL NORTEQUIPO - DARK MODE
--------------------------------------------- */
:root {
    --bg-main: #0B1120;
    --bg-sidebar: #111827;
    --bg-card: #1E293B;
    --bg-card-alt: #0F172A;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --accent: #F59E0B;
    --accent-hover: #FBBF24;
    --border: #334155;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --success: #10B981;
    --warning: #EF4444;
    
    /* Variables de UI */
    --sidebar-width: 280px;
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --card-shadow: var(--shadow);
}

/* RESET GENERAL */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* BOTONES GLOBALES */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.btn-primary { background-color: var(--accent); color: var(--bg-main); }
.btn-primary:hover { background-color: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3); }
.btn-secondary { background-color: var(--bg-card); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { background-color: var(--bg-card-alt); border-color: var(--text-secondary); transform: translateY(-2px); }
.btn-outline { background-color: transparent; border: 2px solid var(--accent); color: var(--accent); }
.btn-outline:hover { background-color: var(--accent); color: var(--bg-main); }

/* SIDEBAR EXTERIOR */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-speed);
    border-right: 1px solid var(--border);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.sidebar-header .logo { font-size: 1.5rem; font-weight: 700; color: var(--accent); letter-spacing: 1px; }
.sidebar-header .sub-logo { font-size: 0.85rem; color: var(--text-secondary); }
.nav-links { list-style: none; padding: 1rem 0; flex: 1; overflow-y: auto; }
.nav-links li a {
    display: block; padding: 1rem 1.5rem; color: var(--text-secondary); text-decoration: none; font-weight: 400; transition: all var(--transition-speed); border-left: 4px solid transparent;
}
.nav-links li a:hover, .nav-links li a.active {
    background-color: rgba(255,255,255,0.03); color: var(--accent); border-left: 4px solid var(--accent);
}
.toggle-mobile-sidebar { display: none; background: none; border: none; color: var(--text-primary); font-size: 2rem; position: absolute; top: 10px; right: 10px; cursor: pointer; }

/* MAIN CONTENT */
.main-content { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; display: flex; flex-direction: column; }
.main-header { background-color: var(--bg-sidebar); padding: 1rem 2rem; display: flex; justify-content: flex-end; align-items: center; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 90; border-bottom: 1px solid var(--border); }
.mobile-menu-btn { display: none; font-size: 1.5rem; background: none; border: none; cursor: pointer; color: var(--text-secondary); margin-right: auto; }
.mobile-menu-btn:hover { color: var(--accent); }
.tool-btn { background: none; border: none; cursor: pointer; font-size: 0.9rem; color: var(--text-secondary); margin-left: 1.5rem; font-weight: 600; transition: color 0.2s; }
.tool-btn:hover { color: var(--accent); }
.content-container { padding: 2rem; flex: 1; }

.view-section { display: none; animation: fadeIn 0.4s ease forwards; }
.view-section.active { display: block; }

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

/* HERO HOME */
.hero { background: linear-gradient(135deg, var(--bg-card-alt) 0%, var(--bg-sidebar) 100%); border-radius: var(--border-radius); padding: 4rem 2rem; color: var(--text-primary); text-align: center; box-shadow: var(--card-shadow); border: 1px solid var(--border); }
.hero h1 { font-size: 2.5rem; color: var(--accent); margin-bottom: 1rem; }
.hero h2 { font-weight: 300; margin-bottom: 2rem; color: var(--text-primary); }
.hero-desc { max-width: 600px; margin: 0 auto 3rem auto; font-size: 1.1rem; line-height: 1.6; color: var(--text-secondary); }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* PRESENTATION */
#section-presentation.active { background-color: var(--bg-card); border-radius: var(--border-radius); border: 1px solid var(--border); box-shadow: var(--card-shadow); overflow: hidden; height: 80vh; min-height: 600px; display: flex; flex-direction: column; }
.presentation-header { padding: 1.5rem; border-bottom: 1px solid var(--border); background-color: var(--bg-card-alt); display: flex; flex-direction: column; align-items: center; }
.progress-container { width: 100%; height: 8px; background-color: var(--bg-main); border-radius: 4px; border: 1px solid var(--border); margin: 1rem 0 0.5rem; overflow: hidden; }
.progress-bar { height: 100%; background-color: var(--accent); width: 5%; transition: width 0.3s ease; box-shadow: 0 0 8px rgba(245, 158, 11, 0.5); }
.slide-indicator { font-size: 0.85rem; color: var(--text-secondary); font-weight: 600; }
.slides-container { flex: 1; position: relative; padding: 2rem; background-color: var(--bg-card); overflow-y: auto;}

.slide { display: none; height: 100%; width: 100%; animation: slideIn 0.3s ease forwards; }
.slide.slide-active { display: flex; align-items: center; justify-content: center; }
@keyframes slideIn { from { opacity: 0; transform: scale(0.98); } to { opacity: 1; transform: scale(1); } }

.slide-content { max-width: 950px; width: 100%; font-size: 1.25rem; line-height: 1.6; }
.center-content { text-align: center; }
.slide-title-large { font-size: 3rem; color: var(--text-primary); margin-bottom: 1rem; }
.slide-title { font-size: 2rem; color: var(--text-primary); margin-bottom: 1rem; border-bottom: 3px solid var(--accent); display: inline-block; padding-bottom: 0.5rem; }
.slide-subtitle { font-size: 1.5rem; color: var(--text-secondary); }
.slide-list { margin-left: 2rem; margin-bottom: 1rem; color: var(--text-secondary); }
.slide-list li { margin-bottom: 0.75rem; }
.slide-list.ordered { margin-left: 2.5rem; }
.grid-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.75rem; margin-top: 1rem; }
.grid-item { background-color: transparent; border: none; padding: 0; text-align: center; font-weight: 600; color: var(--text-secondary); perspective: 1000px; min-height: 125px; }

/* Flip Card CSS */
.flip-card { cursor: pointer; }
.flip-card-inner { position: relative; width: 100%; height: 100%; text-align: center; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); transform-style: preserve-3d; }
.flip-card.flipped .flip-card-inner { transform: rotateY(180deg); opacity: 1 !important; z-index: 10; }
.flip-card-front, .flip-card-back { position: absolute; width: 100%; height: 100%; top: 0; left: 0; backface-visibility: hidden; border-radius: var(--border-radius); display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 0.8rem; border: 1px solid var(--border); }
.flip-card-front { background-color: var(--bg-card-alt); color: var(--text-secondary); transition: border-color 0.3s, box-shadow 0.3s, color 0.3s; }
.flip-card:hover .flip-card-front { border-color: var(--accent); box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15); color: var(--text-primary); }
.flip-card-back { background-color: var(--bg-card); color: var(--text-primary); transform: rotateY(180deg); border-left: 4px solid var(--accent); padding: 1rem 0.8rem; font-size: 0.82rem; font-weight: 400; line-height: 1.35; display: flex; align-items: center; justify-content: center; position: relative; }
.btn-flip-back { position: absolute; top: 5px; right: 8px; background: none; border: none; color: var(--text-secondary); font-size: 1.1rem; cursor: pointer; transition: color 0.2s; padding: 5px; line-height: 1; }
.btn-flip-back:hover { color: var(--warning); }

.highlight-box { background-color: var(--bg-card-alt); padding: 3rem; border-radius: var(--border-radius); border-left: 8px solid var(--accent); border: 1px solid var(--border); border-left-width: 8px; }
.quote { font-size: 2rem; font-style: italic; margin: 1.5rem 0; color: var(--text-primary); }
.text-orange { color: var(--accent); text-shadow: 0 2px 4px rgba(0,0,0,0.3); }
.comparison-box { display: flex; gap: 2rem; justify-content: center; }
.comparison-card { min-width: 280px; min-height: 130px; perspective: 1000px; }
.comparison-box .bad, .comparison-box .good { border-radius: var(--border-radius); font-size: 1.2rem; border: 1px solid var(--border); }
.comparison-box .bad { background-color: rgba(239, 68, 68, 0.1); color: var(--warning); border-color: rgba(239, 68, 68, 0.3); }
.comparison-box .good { background-color: rgba(16, 185, 129, 0.1); color: var(--success); border-color: rgba(16, 185, 129, 0.3); }
.comparison-card.flip-card:hover .flip-card-front.bad { border-color: var(--warning); box-shadow: 0 4px 15px rgba(239, 68, 68, 0.2); color: var(--warning); }
.comparison-card.flip-card:hover .flip-card-front.good { border-color: var(--success); box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2); color: var(--success); }
.comparison-card .flip-card-back { transform: rotateY(180deg); }

.slide-example, .prompt-showcase { background-color: var(--bg-main); border: 1px solid var(--border); padding: 1.5rem; border-radius: var(--border-radius); font-family: monospace; font-size: 1.15rem; }
.prompt-showcase .label { display: block; font-weight: bold; color: var(--accent); margin-bottom: 0.5rem; font-family: sans-serif; }
.prompt-text { font-style: italic; color: var(--text-secondary); }
.presentation-controls { display: flex; justify-content: space-between; padding: 1.5rem 2rem; background-color: var(--bg-card-alt); border-top: 1px solid var(--border); }

body.presentation-mode .sidebar { transform: translateX(-100%); }
body.presentation-mode .main-content { margin-left: 0; }
body.presentation-mode .main-header { display: none; }
body.presentation-mode .content-container { padding: 0; height: 100vh; }
body.presentation-mode #section-presentation { height: 100vh; border-radius: 0; border: none; }

/* EJERCICIOS */
.section-header { margin-bottom: 2rem; }
.section-header h2 { font-size: 2.2rem; color: var(--text-primary); }
.section-header p { color: var(--text-secondary); }
.exercises-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.exercise-card { background: var(--bg-card); padding: 1.5rem; border-radius: var(--border-radius); border: 1px solid var(--border); box-shadow: var(--card-shadow); display: flex; flex-direction: column; transition: transform 0.2s, box-shadow 0.2s; }
.exercise-card:hover { transform: translateY(-3px); box-shadow: 0 15px 25px -5px rgba(0,0,0,0.5); border-color: var(--border); }
.exercise-difficulty { font-size: 0.8rem; font-weight: bold; color: var(--text-secondary); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.easy { background-color: var(--success); }
.dot.medium { background-color: var(--accent); }
.dot.hard { background-color: var(--warning); }
.exercise-title { font-size: 1.3rem; margin-bottom: 0.5rem; color: var(--text-primary); }
.exercise-objective { font-size: 0.95rem; margin-bottom: 1.5rem; flex: 1; color: var(--text-secondary); }
.prompt-box { background-color: var(--bg-card-alt); border: 1px dashed var(--border); padding: 1rem; border-radius: var(--border-radius); margin-bottom: 1rem; position: relative; }
.copy-text { font-family: monospace; margin-bottom: 1rem; color: var(--text-primary); font-size: 0.95rem; }
.btn-copy, .btn-copy-small { background-color: var(--bg-sidebar); border: 1px solid var(--border); color: var(--text-primary); padding: 0.4rem 0.8rem; border-radius: 4px; cursor: pointer; font-size: 0.8rem; transition: background 0.2s, border-color 0.2s; }
.btn-copy:hover, .btn-copy-small:hover { background-color: var(--accent); border-color: var(--accent); color: var(--bg-main); box-shadow: 0 2px 8px rgba(245,158,11,0.3); }
.instructor-space { background: var(--bg-main); border-left: 4px solid var(--accent); padding: 0.75rem; font-size: 0.85rem; color: var(--text-secondary); opacity: 0.8; }

/* MANUAL */
.manual-content { background: var(--bg-card); padding: 2rem; border-radius: var(--border-radius); box-shadow: var(--card-shadow); border: 1px solid var(--border); }
.manual-block { margin-bottom: 1.5rem; border: 1px solid var(--border); border-radius: var(--border-radius); overflow: hidden; }
.toggle-header { background-color: var(--bg-card-alt); padding: 1rem 1.5rem; cursor: pointer; font-size: 1.2rem; color: var(--text-primary); display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid transparent; transition: background 0.2s; }
.toggle-header:hover { background-color: rgba(255,255,255,0.02); }
.toggle-block.open .toggle-header { border-bottom-color: var(--border); }
.toggle-header::after { content: '▼'; font-size: 0.8rem; transition: transform 0.3s; color: var(--text-secondary); }
.toggle-block.open .toggle-header::after { transform: rotate(180deg); color: var(--accent); }
.toggle-content { padding: 1.5rem; display: none; color: var(--text-secondary); background-color: var(--bg-card); }
.toggle-block.open .toggle-content { display: block; }
.two-column-list { column-count: 2; column-gap: 2rem; list-style-position: inside; }
.two-column-list li { margin-bottom: 0.5rem; }
.manual-table { width: 100%; border-collapse: collapse; color: var(--text-secondary); }
.manual-table th, .manual-table td { padding: 1rem; border-bottom: 1px solid var(--border); text-align: left; }
.manual-table th { background-color: var(--bg-card-alt); color: var(--accent); font-weight: 600; }
.rules-list-numbered { margin-left: 1.5rem; }
.rules-list-numbered li { margin-bottom: 0.75rem; font-weight: 500; color: var(--text-secondary); }
.warning-header { background-color: rgba(239,68,68,0.05); color: var(--warning); border-bottom: 1px solid rgba(239,68,68,0.2); }

/* GUIA POR DEPARTAMENTO (TABS) */
.tabs-container { background: var(--bg-card); border-radius: var(--border-radius); box-shadow: var(--card-shadow); display: flex; overflow: hidden; min-height: 400px; border: 1px solid var(--border); }
@media (max-width: 900px) { .tabs-container { flex-direction: column; } }
.tabs-nav { display: flex; flex-direction: column; min-width: 250px; background-color: var(--bg-card-alt); border-right: 1px solid var(--border); }
@media (max-width: 900px) { .tabs-nav { flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border); } .tab-btn { white-space: nowrap; } }
.tab-btn { padding: 1rem 1.5rem; text-align: left; background: none; border: none; border-left: 4px solid transparent; cursor: pointer; font-size: 1rem; font-weight: 500; transition: all 0.2s; color: var(--text-secondary); }
@media (max-width: 900px) { .tab-btn { border-left: none; border-bottom: 4px solid transparent; } }
.tab-btn:hover { background-color: var(--bg-card); color: var(--text-primary); }
.tab-btn.active { background-color: var(--bg-card); color: var(--accent); border-left-color: var(--accent); font-weight: bold; }
@media (max-width: 900px) { .tab-btn.active { border-bottom-color: var(--accent); } }

.tabs-content { flex: 1; padding: 2rem; background-color: var(--bg-card); }
.tab-pane { display: none; animation: fadeIn 0.3s; color: var(--text-secondary); }
.tab-pane.active { display: block; }
.department-prompt { display: flex; justify-content: space-between; align-items: center; padding: 1rem; border-bottom: 1px solid var(--border); }
.department-prompt:last-child { border-bottom: none; }
.department-prompt .copy-text { margin-bottom: 0; font-size: 1.1rem; color: var(--text-primary); }

/* PROMPT MAESTRO */
.master-prompt-box { background: linear-gradient(to right, var(--bg-card-alt), var(--bg-main)); padding: 3rem; border-radius: var(--border-radius); color: white; box-shadow: var(--shadow); border: 1px solid var(--border); border-left: 8px solid var(--accent); }
.master-text { font-size: 1.3rem; color: var(--text-primary); margin: 2rem 0; line-height: 1.8; }
.master-note { color: var(--accent); font-weight: bold; text-transform: uppercase; letter-spacing: 1px; }
.btn-copy-master { font-size: 1.1rem; padding: 1rem 2rem; }

/* ACTIVIDAD FINAL & MENSAJE */
.final-activity-box, .conclusion-box { background: var(--bg-card); padding: 4rem 2rem; border-radius: var(--border-radius); box-shadow: var(--card-shadow); border: 1px solid var(--border); }
.large-instruction { font-size: 2rem; color: var(--accent); font-weight: bold; margin-bottom: 3rem; font-style: italic; }
.questions-box { background-color: var(--bg-card-alt); border: 1px solid var(--border); display: inline-block; padding: 2rem 4rem; border-radius: var(--border-radius); text-align: left; }
.questions-box h3 { margin-bottom: 1rem; color: var(--accent); font-weight: 500; }
.questions-box ul { margin-left: 1.5rem; font-size: 1.2rem; line-height: 1.8; color: var(--text-secondary); }
.conclusion-box { background: linear-gradient(135deg, var(--bg-card-alt) 0%, var(--bg-main) 100%); color: var(--text-primary); }
.conclusion-icon { font-size: 4rem; margin-bottom: 1rem; }
.conclusion-text { font-size: 1.8rem; font-weight: 400; line-height: 1.6; max-width: 800px; margin: 0 auto; color: var(--text-secondary); }

/* ABOUT CARD */
.about-card { background-color: var(--bg-card); border: 1px solid var(--border); border-radius: var(--border-radius); padding: 3rem; box-shadow: var(--shadow); max-width: 850px; margin: 0 auto; animation: fadeIn 0.5s ease-in-out; }
.about-header { display: flex; align-items: center; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border); margin-bottom: 2rem; }
.about-avatar { width: 120px; height: 120px; background-color: var(--accent); color: var(--bg-main); border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 3rem; font-weight: bold; box-shadow: 0 4px 10px rgba(245,158,11,0.2); flex-shrink: 0; }
.about-title h3 { font-size: 2rem; color: var(--text-primary); margin-bottom: 0.5rem; }
.about-subtitle { font-size: 1.2rem; color: var(--text-secondary); margin-bottom: 0.8rem; }
.about-email { display: inline-flex; align-items: center; gap: 0.5rem; background-color: var(--bg-card-alt); border: 1px solid var(--border); color: var(--accent); text-decoration: none; font-weight: 500; padding: 0.5rem 1rem; border-radius: 20px; transition: all 0.2s; font-size: 0.95rem; }
.about-email:hover { background-color: var(--accent); color: var(--bg-main); }
.about-description { font-size: 1.15rem; line-height: 1.7; margin-bottom: 1.5rem; color: var(--text-secondary); text-align: justify; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.about-section h4 { font-size: 1.3rem; color: var(--accent); margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.about-list { list-style-type: none; padding: 0; }
.about-list li { position: relative; padding-left: 1.5rem; margin-bottom: 0.8rem; color: var(--text-secondary); line-height: 1.5; font-size: 1.05rem; }
.about-list li::before { content: "•"; color: var(--accent); position: absolute; left: 0; font-weight: bold; font-size: 1.2rem; }
@media (max-width: 768px) { .about-header { flex-direction: column; text-align: center; } .about-grid { grid-template-columns: 1fr; } }

/* TOAST & SCROLL BUTTON */
.toast { position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%) translateY(100px); background-color: var(--success); color: white; padding: 1rem 2rem; border-radius: 30px; box-shadow: 0 8px 20px rgba(0,0,0,0.5); transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55); z-index: 1000; font-weight: bold; opacity: 0; }
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.scroll-to-top { position: fixed; bottom: 30px; right: 30px; background-color: var(--accent); color: var(--bg-main); width: 45px; height: 45px; border-radius: 50%; border: none; font-size: 1.5rem; cursor: pointer; display: none; align-items: center; justify-content: center; box-shadow: 0 8px 15px rgba(0,0,0,0.4); z-index: 90; transition: transform 0.2s; }
.scroll-to-top:hover { transform: scale(1.1); }
.scroll-to-top.visible { display: flex; }

/* POPUP INFERIOR CHATGPT INFO */
.info-popup { position: fixed; bottom: -100%; left: 50%; transform: translateX(-50%); background-color: var(--bg-card-alt); color: var(--text-primary); padding: 2rem; border-radius: 16px 16px 0 0; box-shadow: 0 -15px 40px rgba(0,0,0,0.6); z-index: 1100; width: 90%; max-width: 800px; transition: bottom 0.5s cubic-bezier(0.2, 0.8, 0.2, 1); border: 1px solid var(--accent); border-bottom: none; display: flex; flex-direction: column; align-items: center; justify-content: center; opacity: 0; }
.info-popup.show { bottom: 0; opacity: 1; }
.popup-content { text-align: center; }
.popup-text { font-size: 1.8rem; line-height: 1.5; color: var(--text-primary); margin-bottom: 2rem; font-weight: 500; font-style: italic; }
.btn-close-popup { background-color: transparent; border: 2px solid var(--accent); color: var(--accent); padding: 0.8rem 2.5rem; border-radius: 30px; font-size: 1.1rem; font-weight: bold; cursor: pointer; transition: all 0.2s; }
.btn-close-popup:hover { background-color: var(--accent); color: var(--bg-main); }


/* RESPONSIVIDAD */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.mobile-open { transform: translateX(0); }
    .toggle-mobile-sidebar { display: block; }
    .main-content { margin-left: 0; }
    .mobile-menu-btn { display: block; }
    .hero h1 { font-size: 2rem; }
    .slide-title-large { font-size: 2rem; }
    .slide-title { font-size: 1.5rem; }
    .conclusion-text { font-size: 1.3rem; }
}

@media print {
    @page { size: landscape; margin: 0.5cm; }
    body { background-color: white !important; color: black !important; }
    body * { visibility: hidden; }

    /* MODALIDAD MANUAL */
    body.print-manual .print-area, 
    body.print-manual .print-area * { visibility: visible; }
    body.print-manual .print-area { position: absolute; left: 0; top: 0; width: 100%; box-shadow: none; border: none; }
    body.print-manual .toggle-content { display: block !important; color: black; background: white; }
    body.print-manual .manual-content, body.print-manual .manual-block, body.print-manual .toggle-header, body.print-manual .manual-table th { background-color: white !important; color: black !important; border-color: #ccc !important; }

    /* MODALIDAD PRESENTACIÓN */
    body.print-slides { background-color: var(--bg-main) !important; color: var(--text-primary) !important; -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
    body.print-slides #section-presentation.active,
    body.print-slides #section-presentation.active * { visibility: visible; }
    body.print-slides #section-presentation.active {
        position: absolute; left: 0; top: 0; width: 100%; height: auto !important; 
        display: block !important; overflow: visible !important; border: none; box-shadow: none;
    }
    body.print-slides .slides-container { display: block !important; height: auto !important; overflow: visible !important; }
    body.print-slides .slide {
        display: flex !important;
        position: relative !important;
        page-break-after: always;
        page-break-inside: avoid;
        height: 95vh !important;
        width: 100% !important;
        opacity: 1 !important;
        visibility: visible !important;
        background-color: var(--bg-card) !important;
        border: 2px solid #334155 !important;
        margin: 0 auto 20px auto;
        transform: none !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    body.print-slides .presentation-controls, 
    body.print-slides .slide-indicator,
    body.print-slides .presentation-header { display: none !important; }
}