@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;900&display=swap');

:root {
    --primary: #3B82F6;
    --primary-hover: #2563EB;
    --neon: #10B981;
    --dark: #1F2937;
    --text-muted: #6B7280;
    --bg-main: #FFFFFF;
    --bg-left: #F8FAFC;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, sans-serif !important;
    background-color: var(--bg-main);
    color: var(--dark);
    /* 100vh Ocultando scroll */
    height: 100vh;
    overflow: hidden;
}

.view { display: none; }
.view.active { display: block; height: 100%; }

/* === SPLIT LAYOUT 100vh === */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100vh;
    overflow: hidden;
}

/* LEFT COLUMN */
.split-left {
    background-color: var(--bg-left);
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.logo-container {
    position: absolute;
    top: 2rem;
    left: 4rem;
    font-size: 1.5rem;
    font-weight: 900;
}
.logo-steam { color: var(--primary); font-weight: 300; margin-left: 0.5rem; }

.showcase-content {
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--dark);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

/* BENTO GRID */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.bento-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid rgba(0,0,0,0.02);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.bento-hero {
    grid-column: span 2;
}

.bento-icon {
    font-size: 2rem;
    margin-bottom: 0;
    flex-shrink: 0;
}

.text-neon { color: var(--neon); }
.text-electric { color: var(--primary); }

.bento-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.bento-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* RIGHT COLUMN */
.split-right {
    background-color: var(--bg-main);
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow-y: auto;
}

.auth-panel {
    width: 100%;
    max-width: 400px;
}

.auth-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.auth-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.auth-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.auth-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    border: 1px solid rgba(0,0,0,0.1);
    background: white;
    color: var(--dark);
    cursor: pointer;
    transition: all 0.2s ease;
}

.auth-btn i { font-size: 1.5rem; }

.btn-primary-split {
    background-color: var(--primary);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary-split:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-secondary-split:hover {
    background-color: #F8FAFC;
    transform: translateY(-2px);
}

.d-none { display: none !important; }

/* OVERRIDES FOR PRESERVED APP VIEWS SO THEY SCROLL PROPERLY */
#view-student, #view-ova, #view-admin {
    height: 100vh;
    overflow-y: auto;
}

/* MOCK CSS FOR HUD, ETC (Keeping the system stable) */
#global-hud { position: fixed; top: 10px; right: 10px; background: white; padding: 10px; border-radius: 8px; box-shadow: 0 4px 10px rgba(0,0,0,0.1); z-index: 2000; }
.hidden { display: none !important; }

/* === ADMIN HUB TABS === */
.tab-grado {
    background: transparent;
    border: none;
    padding: 15px 25px;
    font-size: 1rem;
    font-weight: 600;
    color: #6B7280;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
    font-family: 'Inter', system-ui, sans-serif;
}

.tab-grado:hover {
    color: #111827;
}

.tab-grado.active {
    color: #06B6D4;
    border-bottom-color: #06B6D4;
}

#btn-generar-lote:hover {
    background: #2563EB !important;
}