/* ============================================
🎾 COURTSIGHT TENNIS - ESTILOS GLOBALES
🎨 TEMA: PRO CIRCUIT DARK (Tenis Premium Nocturno)
📦 VERSIÓN: 2.0 (Layout reparado, responsive optimizado)
============================================ */

:root {
    /* 🌑 FONDOS */
    --bg-primary: #0a0e14;
    --bg-secondary: #111827;
    --bg-card: #1f2937;
    --bg-elevated: #263043;
    
    /* 🎾 ACENTOS (Pelota de tenis) */
    --accent: #b8d432;
    --accent-hover: #c9e358;
    --accent-dim: rgba(184, 212, 50, 0.12);
    --accent-glow: rgba(184, 212, 50, 0.25);
    
    /* 📊 DATOS */
    --data-positive: #00d1a3;
    --data-negative: #ff6b6b;
    --data-neutral: #64748b;
    
    /* 🔤 TIPOGRAFÍA */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    
    /* 🧱 UI */
    --border: #334155;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    
    /* 📏 ESPACIADO */
    --space-2: 0.5rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    
    /* 🔤 FUENTES */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-display: 'Montserrat', sans-serif;
}

/* ============================================
RESET & BASE
============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

a { text-decoration: none; color: inherit; }
button { font: inherit; cursor: pointer; border: none; background: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ============================================
HEADER
============================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    color: var(--text-primary);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: currentColor;
    position: relative;
    transition: background 0.3s;
}

.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 100%;
    background: currentColor;
    transition: transform 0.3s;
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.menu-toggle.active .hamburger { background: transparent; }
.menu-toggle.active .hamburger::before { transform: translateY(7px) rotate(45deg); color: var(--accent); }
.menu-toggle.active .hamburger::after { transform: translateY(-7px) rotate(-45deg); color: var(--accent); }

.logo-img { width: 36px; height: 36px; object-fit: contain; }
.logo h1 {
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
}

.logo-pro {
    font-size: 0.55rem;
    background: var(--accent);
    color: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 6px;
    font-weight: 800;
    letter-spacing: 0.5px;
    box-shadow: 0 0 8px var(--accent-glow);
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--data-negative);
    background: rgba(255, 107, 107, 0.1);
    color: var(--data-negative);
    transition: all 0.3s;
}

.connection-status.online {
    border-color: var(--data-positive);
    background: rgba(0, 209, 163, 0.1);
    color: var(--data-positive);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ============================================
OVERLAY & LAYOUT
============================================ */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    z-index: 90;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.sidebar-overlay.active { opacity: 1; visibility: visible; }

.app-layout {
    display: flex;
    flex: 1;
    position: relative;
    background: var(--bg-primary);
}

/* ============================================
SIDEBAR
============================================ */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    position: fixed;
    top: 0;
    bottom: 0;
    left: -280px;
    z-index: 95;
    display: flex;
    flex-direction: column;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding-top: 70px;
    overflow-y: auto;
}

.sidebar.open { left: 0; }

.sidebar-menu {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s ease;
    position: relative;
    border-left: 3px solid transparent;
}

.sidebar-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--accent);
    border-radius: 0 4px 4px 0;
    transition: height 0.2s ease;
}

.sidebar-item:hover {
    background: var(--accent-dim);
    color: var(--text-primary);
}

.sidebar-item:hover::before { height: 60%; }

.sidebar-item.active {
    background: var(--accent-dim);
    color: var(--text-primary);
    font-weight: 600;
    border-left-color: var(--accent);
}

.sidebar-item.active::before {
    height: 80%;
    box-shadow: 0 0 10px var(--accent-glow);
}

.sidebar-item .icon { font-size: 1.2rem; width: 24px; text-align: center; transition: transform 0.2s ease; }
.sidebar-item:hover .icon, .sidebar-item.active .icon { transform: scale(1.1); color: var(--accent); }

.sidebar-footer {
    margin-top: auto;
    padding: 1.25rem;
    border-top: 1px solid var(--border);
    background: linear-gradient(to top, rgba(17, 24, 39, 0.5), transparent);
}

.user-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--data-positive);
    box-shadow: 0 0 6px var(--data-positive);
}

/* ============================================
MAIN CONTENT
============================================ */
.main-content {
    flex: 1;
    padding: var(--space-6) var(--space-5);
    position: relative;
    z-index: 1;
    min-height: calc(100vh - 70px);
}

.main-content::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../pictures/fondo-tenis.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
SECCIONES & NAVEGACIÓN SPA
============================================ */
.content-section { display: none; opacity: 0; transition: opacity 0.3s ease; }
.content-section.active { display: block; opacity: 1; animation: fadeIn 0.35s ease-out; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-5);
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.section-title i { color: var(--accent); }

/* ============================================
COMPONENTES: TARJETAS & WELCOME
============================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.welcome-card {
    background: linear-gradient(145deg, var(--bg-secondary), var(--bg-card));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-5);
    position: relative;
    overflow: hidden;
}
.welcome-card::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
    pointer-events: none;
}

.welcome-badge {
    display: inline-block;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    color: var(--bg-primary);
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.welcome-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}
.welcome-title .highlight {
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 700px;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.rg-tagline {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0.5rem 0 1.5rem;
    position: relative;
    display: inline-block;
}
.rg-tagline::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    border-radius: 2px;
}

.welcome-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.wf-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.6rem;
    background: rgba(255,255,255,0.03);
    border-radius: var(--radius-sm);
}
.wf-icon { color: var(--data-positive); font-size: 1.1rem; }

/* ============================================
BANNER "QUIÉNES SOMOS"
============================================ */
.about-banner {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-5);
}

.about-banner-header {
    padding: 1.2rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
    background: rgba(255,255,255,0.02);
    transition: background 0.2s;
}
.about-banner-header:hover { background: var(--accent-dim); }

.about-banner-title {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}
.about-banner-title .icon { color: var(--accent); font-size: 1.3rem; }

.about-banner-arrow {
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: transform 0.3s;
}
.about-banner-arrow.active { transform: rotate(180deg); color: var(--accent); }

.about-banner-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.about-banner-content.open { max-height: 1200px; padding: 1.5rem; }

.about-banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.2rem;
}

.about-banner-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.2s;
}
.about-banner-card:hover { transform: translateY(-3px); border-color: var(--accent); }

.about-banner-card.cuban-bg {
    background-image: url('flags/cu.png');
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--accent);
}
.cuban-flag-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 14, 20, 0.88);
    pointer-events: none;
}
.about-banner-card.cuban-bg h4,
.about-banner-card.cuban-bg p { position: relative; z-index: 1; }
.about-banner-card.cuban-bg h4 {
    background: linear-gradient(90deg, #CF142B, #FFF, #002A8F);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-banner-card h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.about-banner-card p, .about-banner-card li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0.4rem;
}
.about-banner-card ul { padding-left: 1rem; }
.about-banner-card li::before {
    content: "•";
    color: var(--accent);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

.mission-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.tag {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.about-banner-card.full-width { grid-column: 1 / -1; }

/* ============================================
FEATURES & BOTONES
============================================ */
.features-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
}
.features-title {
    font-size: 1.3rem;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.features-title i { color: var(--accent); }

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: var(--space-5);
}
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: transform 0.2s, border-color 0.2s;
}
.feature-item:hover { transform: translateY(-2px); border-color: var(--accent); }
.feature-icon { font-size: 1.5rem; color: var(--accent); flex-shrink: 0; margin-top: 0.1rem; }
.feature-content h4 { font-size: 0.95rem; color: var(--text-primary); margin-bottom: 0.3rem; }
.feature-content p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; margin: 0; }

.features-cta {
    text-align: center;
    padding-top: var(--space-4);
    border-top: 1px solid var(--border);
}

.btn-cta, .btn-use-now {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--bg-primary);
    padding: 0.85rem 1.8rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px var(--accent-glow);
    position: relative;
    overflow: hidden;
}
.btn-cta::after, .btn-use-now::after {
    content: '';
    position: absolute;
    top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}
.btn-cta:hover::after, .btn-use-now:hover::after { left: 100%; }
.btn-cta:hover, .btn-use-now:hover { transform: translateY(-2px); box-shadow: 0 6px 20px var(--accent-glow); }

.features-cta-text { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.6rem; }

/* ============================================
BIBLIOTECA SUGERENCIA & FOOTER
============================================ */
.library-suggestion {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.2rem;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, border-color 0.2s;
}
.library-suggestion:hover { transform: translateY(-2px); border-color: var(--accent); }

.library-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-size: 1.2rem;
    box-shadow: 0 4px 12px var(--accent-glow);
}
.library-content { flex: 1; }
.library-title { font-weight: 700; color: var(--text-primary); margin-bottom: 0.2rem; }
.library-subtitle { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; margin: 0; }
.library-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    transition: transform 0.2s;
}
.library-link:hover { transform: translateX(4px); }

.info-bar {
    margin-top: auto;
    padding: var(--space-5) var(--space-4);
    text-align: center;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}
.info-text { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }

.telegram-contact {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #229ED9;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.2s;
}
.telegram-contact:hover { background: #1A7BB0; }

.version-text { font-size: 0.7rem; color: var(--text-muted); opacity: 0.8; }

/* ============================================
UTILIDADES & RESPONSIVE
============================================ */
.text-muted { color: var(--text-muted); }
.hidden { display: none !important; }

@media (min-width: 1024px) {
    .sidebar { left: 0 !important; }
    .sidebar-overlay { display: none !important; }
    .main-content { margin-left: 260px; padding: 2.5rem; }
    .menu-toggle { display: none; }
    .app-layout { background: var(--bg-primary); }
}

@media (max-width: 768px) {
    .sidebar { width: 280px; left: -280px; padding-top: 70px; }
    .sidebar.open { left: 0; }
    .main-content { margin-left: 0 !important; padding: 1.5rem 1rem; }
    .welcome-title { font-size: 1.6rem; }
    .welcome-features { grid-template-columns: 1fr; }
    .about-banner-grid { grid-template-columns: 1fr; }
    .features-list { grid-template-columns: 1fr; }
    .btn-cta, .btn-use-now { width: 100%; }
}

@media (max-width: 480px) {
    html { font-size: 15px; }
    .header { padding: 0.8rem 1rem; }
    .logo h1 { font-size: 1.1rem; }
    .welcome-card { padding: 1.2rem; }
    .about-banner-content.open { padding: 1rem; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============================================
🔒 LOGIN OVERLAY - ESTILO PREMIUM
============================================ */
.login-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--bg-primary);
    background-image: radial-gradient(circle at center, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Animación de salida cuando se valida */
.login-overlay.unlock {
    opacity: 0;
    transform: scale(1.05);
    pointer-events: none;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 380px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    position: relative;
}

.login-logo img { margin-bottom: 1rem; filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3)); }
.login-logo h1 { color: var(--text-primary); margin-bottom: 0.5rem; font-size: 1.4rem; }
.login-subtitle { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 2rem; }

.input-group { position: relative; margin-bottom: 1.5rem; }
.login-input {
    width: 100%;
    padding: 1rem 3rem 1rem 1.5rem;
    background: var(--bg-primary);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1.1rem;
    text-align: center;
    letter-spacing: 4px;
    font-family: monospace;
    transition: all 0.3s;
}
.login-input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 4px var(--accent-dim); }
.input-icon { position: absolute; right: 1rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); }

.btn-login {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    border: none;
    border-radius: var(--radius-md);
    color: var(--bg-primary);
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-login:hover { transform: translateY(-2px); box-shadow: 0 8px 20px var(--accent-glow); }
.btn-login:active { transform: scale(0.98); }

.login-error-msg {
    margin-top: 1rem;
    color: var(--data-negative);
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(239, 68, 68, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-footer { margin-top: 2rem; font-size: 0.7rem; color: var(--text-muted); opacity: 0.5; }

/* Utilidad para ocultar app */
.hidden { display: none !important; }