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

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #121824;
    --bg-card: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --font-sans: 'Outfit', sans-serif;
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Glassmorphism Card styling */
.premium-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-premium);
    transition: var(--transition-smooth);
}

.premium-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 15px 35px -5px rgba(99, 102, 241, 0.15);
}

/* Touch Action Button Target Size */
.btn-lg, .btn-touch-action {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.btn-primary-gradient {
    background: var(--accent-gradient);
    border: none;
    color: var(--text-primary);
}

.btn-primary-gradient:hover {
    opacity: 0.9;
    transform: scale(1.02);
}

.btn-secondary-outline {
    background: transparent;
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

/* Custom Navbar */
.navbar-premium {
    background-color: rgba(18, 24, 36, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
}

.navbar-premium .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-smooth);
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.navbar-premium .nav-link:hover, .navbar-premium .nav-link.active {
    color: var(--text-primary);
    background-color: rgba(99, 102, 241, 0.1);
}

/* KPI Cards */
.kpi-card {
    padding: 1.5rem;
}

.kpi-val {
    font-size: 2rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Status Badges */
.badge-status {
    padding: 0.4em 0.8em;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.status-agendada { background-color: rgba(6, 182, 212, 0.15); color: var(--info); border: 1px solid rgba(6, 182, 212, 0.3); }
.status-confirmada { background-color: rgba(16, 185, 129, 0.15); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); }
.status-realizada { background-color: rgba(99, 102, 241, 0.15); color: var(--accent-primary); border: 1px solid rgba(99, 102, 241, 0.3); }
.status-cancelada { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.status-falta { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.3); }

/* Horizontal Date Selector (Mobile Agenda) */
.date-selector-container {
    display: flex;
    overflow-x: auto;
    gap: 0.5rem;
    padding: 0.5rem 0;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.date-selector-item {
    flex: 0 0 calc(14.28% - 0.5rem);
    min-width: 65px;
    text-align: center;
    padding: 0.75rem 0.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.date-selector-item.active {
    background: var(--accent-gradient);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.date-selector-item.active .day-name, .date-selector-item.active .day-num {
    color: var(--text-primary);
}

.date-selector-item .day-name {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
}

.date-selector-item .day-num {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Forms */
.form-control-premium {
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: var(--transition-smooth);
}

.form-control-premium:focus {
    background-color: var(--bg-secondary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-label-premium {
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Desktop Calendar Columns */
.calendar-col {
    background: rgba(18, 24, 36, 0.5);
    border-right: 1px solid var(--border-color);
    min-height: 500px;
    padding: 0.5rem;
}

.calendar-col:last-child {
    border-right: none;
}

.calendar-header-col {
    text-align: center;
    padding: 1rem;
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
}

.calendar-header-col.today {
    background: rgba(99, 102, 241, 0.08);
    border-bottom-color: var(--accent-primary);
}

.calendar-col.today {
    background: rgba(99, 102, 241, 0.02);
}

.session-block {
    background: var(--bg-card);
    border-left: 3.5px solid var(--accent-primary);
    padding: 0.5rem;
    border-radius: 6px;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.session-block:hover {
    transform: scale(1.02);
    border-left-color: var(--accent-secondary);
}

/* Utilities */
.text-premium-muted {
    color: var(--text-secondary);
}

.border-premium {
    border-color: var(--border-color) !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* WhatsApp Warning Banner */
.whatsapp-warning-banner {
    background: linear-gradient(90deg, #b45309 0%, #d97706 50%, #ea580c 100%);
    color: #ffffff;
    font-size: 0.875rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
    z-index: 1050;
    transition: var(--transition-smooth);
}

.whatsapp-warning-banner .text-warning-icon {
    color: #fef08a;
}

.whatsapp-warning-banner .btn-warning-action {
    background-color: #ffffff;
    color: #92400e;
    border: none;
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: var(--transition-smooth);
}

.whatsapp-warning-banner .btn-warning-action:hover {
    background-color: #ffedd5;
    color: #7c2d12;
    transform: translateY(-1px);
}