/* Mobile-First Enhancements for PWA */

/* Safe Area Support for Notch Devices */
:root {
    --safe-area-inset-top: env(safe-area-inset-top, 0);
    --safe-area-inset-right: env(safe-area-inset-right, 0);
    --safe-area-inset-bottom: env(safe-area-inset-bottom, 0);
    --safe-area-inset-left: env(safe-area-inset-left, 0);
}

body {
    padding-top: var(--safe-area-inset-top);
    padding-bottom: var(--safe-area-inset-bottom);
}

/* Touch Optimization */
.touch-target {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

button, a, input[type="button"], input[type="submit"] {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    touch-action: manipulation;
}

/* Better Mobile Typography */
@media (max-width: 640px) {
    html {
        font-size: 14px;
    }
    
    h1 {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    h2 {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    h3 {
        font-size: 1.25rem;
        line-height: 1.4;
    }
}

/* Improved Mobile Cards */
.card, .glass-card, .glass-panel {
    border-radius: 1rem;
}

@media (max-width: 640px) {
    .card, .glass-card, .glass-panel {
        border-radius: 0.75rem;
        padding: 1rem;
    }
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        max-width: 280px;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }
    
    .main-content {
        margin-left: 0;
        padding: 0.75rem;
    }
}

/* Mobile Tables - Horizontal Scroll */
@media (max-width: 768px) {
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: 0.75rem;
    }
    
    .table {
        min-width: 600px;
    }
    
    .table th,
    .table td {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
        white-space: nowrap;
    }
}

/* Responsive Stat Cards */
@media (max-width: 640px) {
    .kpi-card {
        padding: 1rem;
        border-radius: 1.25rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
}

/* Mobile Form Improvements */
@media (max-width: 640px) {
    .input, .select {
        height: 2.75rem;
        font-size: 16px;
    }
    
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
        min-height: 44px;
    }
    
    .btn-sm {
        padding: 0.625rem 1rem;
        font-size: 0.8125rem;
        min-height: 40px;
    }
}

/* Mobile Modal */
@media (max-width: 640px) {
    .modal-content {
        width: 95vw;
        max-width: 95vw;
        margin: 1rem auto;
        border-radius: 1rem;
    }
}

/* Better Mobile Badges */
@media (max-width: 640px) {
    .badge {
        padding: 0.25rem 0.625rem;
        font-size: 0.6875rem;
    }
}

/* Mobile Leaderboard */
@media (max-width: 640px) {
    .leaderboard-item {
        padding: 0.75rem;
        font-size: 0.875rem;
    }
}

/* Improved Bottom Navigation Spacing */
@media (max-width: 768px) {
    .bottom-nav-spacer {
        height: calc(env(safe-area-inset-bottom) + 60px);
    }
}

/* Mobile Clock Display */
@media (max-width: 640px) {
    #digital-clock {
        font-size: 3rem;
    }
}

/* Prevent Zoom on Input Focus (iOS) */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
textarea,
select {
    font-size: 16px;
}

/* Better Touch Scrolling */
.custom-scrollbar,
.overflow-y-auto,
.overflow-x-auto {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

/* Mobile Toast Positioning */
@media (max-width: 640px) {
    .toast {
        bottom: calc(env(safe-area-inset-bottom) + 1rem);
        right: 1rem;
        left: 1rem;
        max-width: calc(100vw - 2rem);
    }
}

/* Mobile Attendance Tabs */
@media (max-width: 640px) {
    #attendance-tabs button {
        font-size: 0.6875rem;
        padding: 0.625rem 0.5rem;
    }
}

/* Mobile Gamification Popup */
@media (max-width: 640px) {
    .game-card-shield {
        width: 95vw;
        padding: 1rem;
        padding-top: 60px;
        border-radius: 1.5rem 1.5rem 2rem 2rem;
    }
    
    .game-ribbon {
        height: 70px;
        top: -30px;
    }
    
    .game-ribbon-text {
        font-size: clamp(14px, 4vw, 28px);
    }
    
    .game-stat-box {
        padding: 0.5rem;
        gap: 0.5rem;
    }
    
    .game-stat-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .game-stat-text {
        font-size: clamp(12px, 2.5vw, 18px);
    }
}

/* Mobile Player Card */
@media (max-width: 640px) {
    .player-card {
        padding: 1rem;
    }
    
    .player-avatar {
        width: 60px;
        height: 60px;
    }
}

/* Compact Mobile Grid */
@media (max-width: 640px) {
    .grid {
        gap: 0.75rem;
    }
}

/* Mobile Dashboard Header */
@media (max-width: 640px) {
    .dashboard-header {
        padding: 1rem;
        border-radius: 1rem;
    }
    
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .dashboard-header p {
        font-size: 0.875rem;
    }
}

/* Better Mobile Spacing */
@media (max-width: 640px) {
    .space-y-8 > * + * {
        margin-top: 1.5rem;
    }
    
    .gap-6 {
        gap: 1rem;
    }
    
    .gap-8 {
        gap: 1.25rem;
    }
}

/* Mobile Top Bar Adjustments */
@media (max-width: 640px) {
    #school-logo {
        height: 2.5rem;
        width: 2.5rem;
    }
    
    .network-badge {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
}

/* Landscape Mobile Optimization */
@media (max-width: 896px) and (max-height: 414px) and (orientation: landscape) {
    #digital-clock {
        font-size: 2.5rem;
    }
    
    #clock-container {
        margin-bottom: 1rem;
        padding-top: 0;
    }
    
    .glass-panel {
        border-radius: 1rem;
    }
}

/* iOS Safe Area Bottom Bar */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .bottom-bar,
    .offline-queue-box,
    .bottom-nav {
        padding-bottom: calc(env(safe-area-inset-bottom) + 0.75rem);
    }
}

/* Better Mobile Animations */
@media (prefers-reduced-motion: no-preference) {
    @media (max-width: 640px) {
        .animate__animated {
            animation-duration: 0.4s;
        }
    }
}

/* Improved Mobile Focus States */
@media (max-width: 640px) {
    input:focus,
    select:focus,
    textarea:focus,
    button:focus {
        outline: 2px solid var(--color-secondary);
        outline-offset: 2px;
    }
}

/* Dark Mode Mobile Adjustments */
@media (max-width: 640px) {
    .dark body {
        font-size: 14px;
    }
}

/* Mobile Loading States */
@media (max-width: 640px) {
    .skeleton {
        min-height: 60px;
        border-radius: 0.75rem;
    }
}

/* Mobile Status Select Style */
select.status-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    padding-right: 2.25rem;
}

/* Disabled option color */
select.status-select option:disabled {
    color: #9CA3AF;
    font-style: italic;
}