/* Mobile Optimization CSS for Section 1983 App */

/* ========================================
   TOUCH-FRIENDLY IMPROVEMENTS
   ======================================== */

/* Larger tap targets for mobile */
@media (max-width: 768px) {
    /* Minimum tap target size 44x44px (Apple HIG recommendation) */
    .btn, button, a.btn {
        min-height: 44px;
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .btn-sm {
        min-height: 38px;
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }

    /* Card buttons - make them bigger on mobile */
    .card-footer .btn-group .btn {
        padding: 0.65rem 0.5rem;
        font-size: 0.85rem;
    }

    /* Form inputs - easier to tap */
    .form-control, .form-select {
        min-height: 44px;
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 0.75rem;
    }

    textarea.form-control {
        min-height: 100px;
    }

    /* Checkboxes and radios */
    .form-check-input {
        width: 1.5rem;
        height: 1.5rem;
        margin-top: 0.125rem;
    }

    .form-check-label {
        padding-left: 0.5rem;
        font-size: 1rem;
    }
}

/* ========================================
   MOBILE NAVIGATION
   ======================================== */

@media (max-width: 768px) {
    /* Navbar improvements */
    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        font-size: 1.1rem;
    }

    /* Dropdown menu - full width on mobile */
    .dropdown-menu {
        width: 100%;
        border-radius: 0;
    }

    /* User dropdown */
    .navbar-nav .dropdown-menu {
        position: absolute;
        right: 0;
        left: auto;
        min-width: 280px;
    }
}

/* ========================================
   CARD LAYOUTS
   ======================================== */

@media (max-width: 768px) {
    /* Full width cards on mobile */
    .col-lg-6, .col-xl-4 {
        margin-bottom: 1rem;
    }

    /* Card spacing */
    .card {
        margin-bottom: 1rem;
        border-radius: 0.75rem;
    }

    .card-header {
        padding: 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    .card-footer {
        padding: 0.75rem;
    }

    /* Card buttons - stack vertically on small screens */
    .card-footer .btn-group {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
    }

    .card-footer .btn-group .btn {
        flex: 1;
        border-radius: 0.25rem !important;
        margin: 0 0.125rem;
    }
}

/* ========================================
   FORMS
   ======================================== */

@media (max-width: 768px) {
    /* Stack form fields on mobile */
    .row.g-3 > [class*='col-'] {
        margin-bottom: 1rem;
    }

    /* Full width form controls */
    .col-md-2, .col-md-3, .col-md-4, .col-md-6 {
        width: 100%;
    }

    /* Form labels - bigger on mobile */
    .form-label {
        font-size: 1rem;
        font-weight: 500;
        margin-bottom: 0.5rem;
    }

    /* Search and filter forms */
    .card-body form .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .d-flex.align-items-end {
        flex-direction: column;
        align-items: stretch !important;
    }

    .d-flex.align-items-end .btn {
        margin: 0.25rem 0;
    }
}

/* ========================================
   DOCUMENT LIST PAGE
   ======================================== */

@media (max-width: 768px) {
    /* Header section */
    .d-flex.justify-content-between {
        flex-direction: column;
        gap: 1rem;
    }

    .d-flex.justify-content-between h1 {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }

    .d-flex.justify-content-between .btn {
        width: 100%;
    }

    /* Document cards - optimize for mobile */
    .card .text-truncate {
        white-space: normal;
        overflow: visible;
    }

    /* Hide text on icon-only buttons */
    .btn i + span {
        display: none;
    }

    /* Pagination - smaller on mobile */
    .pagination {
        font-size: 0.9rem;
    }

    .pagination .page-link {
        padding: 0.5rem 0.75rem;
    }
}

/* ========================================
   MODALS
   ======================================== */

@media (max-width: 768px) {
    .modal-dialog {
        margin: 0.5rem;
        max-width: calc(100% - 1rem);
    }

    .modal-content {
        border-radius: 0.75rem;
    }

    .modal-header {
        padding: 1rem;
    }

    .modal-body {
        padding: 1rem;
    }

    .modal-footer {
        padding: 1rem;
        flex-wrap: wrap;
    }

    .modal-footer .btn {
        flex: 1;
        min-width: 120px;
    }
}

/* ========================================
   VOICE RECORDER PAGE
   ======================================== */

@media (max-width: 768px) {
    /* Voice recorder button */
    #recordButton {
        width: 150px;
        height: 150px;
        font-size: 3rem;
        border-radius: 50%;
        margin: 2rem auto;
    }

    /* Transcript display */
    #transcript {
        font-size: 1.1rem;
        line-height: 1.6;
        padding: 1.5rem;
    }
}

/* ========================================
   PWA SPECIFIC IMPROVEMENTS
   ======================================== */

/* Add safe area padding for notched devices (iPhone X, etc.) */
@supports (padding: env(safe-area-inset-top)) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .navbar.sticky-top {
        padding-top: calc(0.5rem + env(safe-area-inset-top));
    }

    footer {
        padding-bottom: calc(2rem + env(safe-area-inset-bottom));
    }
}

/* Standalone mode improvements */
@media (display-mode: standalone) {
    /* Hide elements that are browser-specific */
    .browser-only {
        display: none;
    }

    /* Add more padding at top for status bar */
    .navbar {
        padding-top: 1rem;
    }

    /* Prevent pull-to-refresh overscroll */
    body {
        overscroll-behavior-y: contain;
    }
}

/* ========================================
   SWIPE GESTURES (Visual Feedback)
   ======================================== */

@media (max-width: 768px) {
    /* Add subtle transition for touch interactions */
    .card, .btn, .list-group-item {
        transition: transform 0.1s ease, box-shadow 0.1s ease;
    }

    .card:active {
        transform: scale(0.98);
    }

    .btn:active {
        transform: scale(0.95);
    }

    /* Ripple effect on tap (visual feedback) */
    .btn, .card {
        position: relative;
        overflow: hidden;
    }
}

/* ========================================
   LANDSCAPE MODE
   ======================================== */

@media (max-width: 768px) and (orientation: landscape) {
    /* Reduce vertical spacing in landscape */
    .main-content {
        padding: 0.5rem 0;
    }

    .card {
        margin-bottom: 0.5rem;
    }

    h1, .h1 {
        font-size: 1.5rem;
    }

    h2, .h2 {
        font-size: 1.25rem;
    }
}

/* ========================================
   ACCESSIBILITY - DARK MODE SUPPORT
   ======================================== */

@media (prefers-color-scheme: dark) {
    /* Ensure good contrast in dark mode */
    [data-bs-theme="dark"] .form-control:focus {
        border-color: #4dabf7;
        box-shadow: 0 0 0 0.25rem rgba(77, 171, 247, 0.25);
    }

    [data-bs-theme="dark"] .btn-primary {
        background-color: #4dabf7;
        border-color: #4dabf7;
    }

    [data-bs-theme="dark"] .btn-primary:hover {
        background-color: #339af0;
        border-color: #339af0;
    }
}

/* ========================================
   LOADING STATES
   ======================================== */

/* Loading spinner for mobile */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #007bff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================
   PERFORMANCE OPTIMIZATIONS
   ======================================== */

/* Reduce animations on mobile for better performance */
@media (max-width: 768px) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    /* But keep important transitions */
    .btn, .card, .modal, .navbar, .form-control {
        animation-duration: inherit !important;
        transition-duration: 0.15s !important;
    }
}

/* ========================================
   UTILITY CLASSES FOR MOBILE
   ======================================== */

/* Hide on mobile */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

/* Show only on mobile */
.show-mobile {
    display: none !important;
}

@media (max-width: 768px) {
    .show-mobile {
        display: block !important;
    }

    .show-mobile-inline {
        display: inline !important;
    }

    .show-mobile-flex {
        display: flex !important;
    }
}

/* Full width on mobile */
@media (max-width: 768px) {
    .mobile-full-width {
        width: 100% !important;
    }
}

/* Stack on mobile */
@media (max-width: 768px) {
    .mobile-stack {
        flex-direction: column !important;
    }

    .mobile-stack > * {
        width: 100% !important;
        margin: 0.25rem 0 !important;
    }
}

/* ========================================
   SCROLL IMPROVEMENTS
   ======================================== */

@media (max-width: 768px) {
    /* Smooth scrolling */
    html {
        scroll-behavior: smooth;
    }

    /* Better scroll on touch devices */
    * {
        -webkit-overflow-scrolling: touch;
    }

    /* Prevent horizontal scroll */
    body {
        overflow-x: hidden;
    }

    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* ========================================
   TEXT IMPROVEMENTS FOR MOBILE
   ======================================== */

@media (max-width: 768px) {
    /* Readable text sizes */
    body {
        font-size: 16px; /* Prevents auto-zoom on iOS */
        line-height: 1.6;
    }

    p {
        font-size: 1rem;
    }

    .small, small {
        font-size: 0.875rem;
    }

    /* Better text truncation */
    .text-truncate {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    /* Mobile-friendly links */
    a {
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }
}