/**
 * Camera Studio App - iOS Native Components (Black & White)
 * All components styled like iOS native apps
 */

/* Buttons - iOS Style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    line-height: 1.5;
    text-align: center;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background-color: var(--color-black);
    color: var(--color-white);
}

.btn-primary:hover {
    opacity: 0.85;
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background-color: var(--color-gray-100);
    color: var(--color-black);
    border: 1px solid var(--color-gray-200);
}

.btn-secondary:hover {
    background-color: var(--color-gray-200);
}

.btn-secondary:active {
    transform: scale(0.98);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
    min-height: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
    min-height: 52px;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    background-color: transparent;
    color: var(--color-black);
}

.btn-icon:hover {
    background-color: var(--color-gray-100);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Cards - iOS Style */
.card {
    background-color: var(--color-white) !important;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    -webkit-tap-highlight-color: transparent !important;
    -webkit-tap-highlight-color: rgba(0,0,0,0) !important;
    -webkit-touch-callout: none !important;
}

/* Prevent card background changes on touch/click */
.card:active,
.card:focus,
.card:hover,
.card:focus-within {
    background-color: var(--color-white) !important;
    background: var(--color-white) !important;
}

.card *,
.card-header,
.card-body,
.card-footer {
    -webkit-tap-highlight-color: transparent !important;
    -webkit-tap-highlight-color: rgba(0,0,0,0) !important;
}

.card-header {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    background-color: var(--color-gray-50);
}

/* Forms - iOS Style */
.form-group {
    margin-bottom: var(--space-4);
}

.form-group small {
    display: block;
    margin-top: var(--space-2);
    line-height: 1.4;
}

.form-group small.hidden {
    display: none;
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-black);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--color-black);
    background-color: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    min-height: 44px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    background-color: var(--color-white);
    border-color: var(--color-black);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

/* Small form controls to match btn-sm */
.form-select-sm {
    padding: 8px 16px !important;
    font-size: 0.875rem !important;
    min-height: 36px !important;
    height: 36px !important;
    line-height: 1.2 !important;
    display: inline-flex !important;
    align-items: center !important;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-help {
    display: block;
    margin-top: var(--space-2);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Alerts - iOS Style */
.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    display: flex;
    gap: var(--space-3);
    background-color: var(--color-gray-50);
    border: 1px solid var(--color-gray-200);
}

.alert-icon {
    font-size: 1.25rem;
    color: var(--color-black);
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
    color: var(--color-black);
}

.alert-error {
    background-color: var(--color-gray-900);
    border-color: var(--color-black);
    color: var(--color-white);
}

.alert-error .alert-icon,
.alert-error .alert-title,
.alert-error p {
    color: var(--color-white);
}

.alert-warning {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-300);
}

/* Modal - iOS Style */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 16px;
}

/* Visible state for modal overlay */
.modal-overlay:not(.hidden) {
    display: flex;
}

/* Hidden state for modal overlay */
.modal-overlay.hidden {
    display: none !important;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: slideUp var(--transition-base);
    display: flex;
    flex-direction: column;
    z-index: 1001;
    position: relative;
}

.modal-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background-color: var(--color-gray-100);
    color: var(--color-black);
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--color-gray-200);
}

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    flex: 1 1 auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    background-color: var(--color-gray-50);
    display: flex;
    flex-shrink: 0;
    align-items: center;
    gap: var(--space-3);
    justify-content: flex-end;
    min-height: 64px;
}

/* Bottom Navigation - iOS Style */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(249, 249, 249, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 0.5px solid var(--color-gray-200);
    display: flex;
    justify-content: space-around;
    padding: 8px 0;
    /* Add safe area for home indicator */
    padding-bottom: max(8px, env(safe-area-inset-bottom, 0px));
    z-index: 99999;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    text-decoration: none;
    transition: all var(--transition-fast);
    min-width: 60px;
    border-radius: var(--radius-md);
}

.nav-item:hover {
    background-color: var(--color-gray-50);
}

.nav-item.active {
    opacity: 1;
}

.nav-item:not(.active) {
    opacity: 0.7;
}

.nav-icon {
    font-size: 1.5rem;
}

.nav-label {
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* Tab Bar - iOS Style with Colored Icons */
.tab-bar {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    background-color: rgba(249, 249, 249, 0.98) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 0.5px solid #e5e5e5;
    display: flex !important;
    padding: 8px 0 !important;
    /* Add safe area for home indicator */
    padding-bottom: max(8px, env(safe-area-inset-bottom, 0px)) !important;
    z-index: 99999 !important;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
    width: 100% !important;
    max-width: 100vw !important;
    margin: 0 !important;
    box-sizing: border-box !important;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.tab-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 0;
    gap: 3px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.tab-item i {
    font-size: 24px;
    transition: transform 0.2s ease;
}

.tab-label {
    font-size: 10px;
    font-weight: 600;
    transition: color 0.2s ease;
}

/* iPhone-style colored tab icons */
.tab-item.tab-home i { color: #007AFF; }
.tab-item.tab-home .tab-label { color: #007AFF; }

.tab-item.tab-gallery i { color: #5856D6; }
.tab-item.tab-gallery .tab-label { color: #5856D6; }

.tab-item.tab-services i { color: #FF9500; }
.tab-item.tab-services .tab-label { color: #FF9500; }

.tab-item.tab-account i { color: #8E8E93; }
.tab-item.tab-account .tab-label { color: #8E8E93; }
.tab-item.tab-account.active i { color: #AF52DE; }
.tab-item.tab-account.active .tab-label { color: #AF52DE; }

/* Inactive state - slightly muted colors */
.tab-item:not(.active) {
    opacity: 0.7;
}

.tab-item.active {
    opacity: 1;
}

.tab-item.active i {
    transform: scale(1.1);
}
.list-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.list-icon.icon-gallery {
    background: linear-gradient(135deg, #007AFF 0%, #5856D6 100%);
}

.list-icon.icon-services {
    background: linear-gradient(135deg, #FF9500 0%, #FF3B30 100%);
}

.list-icon.icon-contact {
    background: linear-gradient(135deg, #34C759 0%, #30D158 100%);
}

.list-icon i {
    font-size: 16px;
    color: #ffffff;
}

/* Spinner - iOS Style */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-black);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

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

/* Badge - iOS Style */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    background-color: var(--color-black);
    color: var(--color-white);
    gap: 4px;
}

.badge i {
    font-size: 0.875rem;
}

.badge-primary {
    background-color: #007AFF;
    color: var(--color-white);
}

.badge-secondary {
    background-color: var(--color-gray-500);
    color: var(--color-white);
}

.badge-gray {
    background-color: var(--color-gray-200);
    color: var(--color-gray-700);
}

.badge-success {
    background-color: var(--color-black);
    color: var(--color-white);
}

.badge-warning {
    background-color: #FF9500;
    color: var(--color-white);
}

/* Avatar - iOS Style */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: var(--color-gray-200);
    color: var(--color-black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
}

.avatar-lg {
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
}

/* Floating Action Button - iOS Style */
/* Note: Use 'floating-btn' instead of 'fab' to avoid conflict with Font Awesome Brand (fab) class */
.floating-btn {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 56px;
    height: 56px;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-fast);
    z-index: var(--z-fixed);
}

.floating-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

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

/* Keep .fab for backward compatibility but ensure it doesn't break Font Awesome icons */
button.fab,
a.fab,
.fab-button {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 56px;
    height: 56px;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-fast);
    z-index: var(--z-fixed);
}

/* Countdown - iOS Style */
.countdown {
    background-color: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.countdown-title {
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.countdown-units {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

.countdown-unit {
    text-align: center;
}

.countdown-value {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    font-variant-numeric: tabular-nums;
}

.countdown-label {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    margin-top: var(--space-1);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Toast Notifications - iOS Style */
.toast {
    position: fixed;
    top: 70px;
    top: max(70px, calc(env(safe-area-inset-top) + 70px));
    right: 20px;
    left: 20px;
    margin: 0 auto;
    max-width: 400px;
    background-color: var(--color-black);
    color: var(--color-white);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    animation: slideUp var(--transition-base);
    z-index: var(--z-tooltip);
}

.toast-success {
    background-color: var(--color-black);
}

.toast-error {
    background-color: var(--color-gray-900);
}

/* Responsive */
@media (max-width: 768px) {
    .modal {
        max-width: 100%;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        position: absolute;
        bottom: 0;
    }
    
    .countdown-units {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .countdown-value {
        font-size: 1.5rem;
    }
    
    .fab {
        bottom: 70px;
        right: 16px;
    }
}