/**
 * P2KFlex Modern CSS - 2025/2026
 * Mobile-first responsive design
 */

/* CSS Custom Properties (Variables) */
:root {
    /* Colors */
    --color-primary: #1a1a1a;
    --color-secondary: #2d2d2d;
    --color-accent: #ff6b35;
    --color-text: #ffffff;
    --color-text-muted: #b0b0b0;
    --color-border: #404040;
    --color-background: #0f0f0f;
    
    /* Status colors */
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-error: #f44336;
    --color-info: #2196f3;
    
    /* Alert type colors */
    --color-ambulance: #ffcc00;
    --color-fire: #ff0000;
    --color-police: #0066cc;
    --color-neutral-border: #777777;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-message: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-xs: 12px;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Viewport height for mobile */
    --vh: 1vh;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* Explicit dark mode theme */
html.dark-mode {
    --color-primary: #1a1a1a;
    --color-secondary: #2d2d2d;
    --color-background: #0f0f0f;
    --color-text: #ffffff;
    --color-text-muted: #b0b0b0;
    --color-border: #404040;
}

/* System dark mode theme fallback */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #1a1a1a;
        --color-secondary: #2d2d2d;
        --color-background: #0f0f0f;
        --color-text: #ffffff;
        --color-text-muted: #b0b0b0;
        --color-border: #404040;
    }
}

/* Explicit light mode theme */
html.light-mode {
    --color-primary: #ffffff;
    --color-secondary: #f8f8f8;
    --color-background: #e8e8e8;
    --color-text: #1a1a1a;
    --color-text-muted: #666666;
    --color-border: #d0d0d0;
}

/* System light mode theme fallback */
@media (prefers-color-scheme: light) {
    :root {
        --color-primary: #ffffff;
        --color-secondary: #f8f8f8;
        --color-background: #e8e8e8;
        --color-text: #1a1a1a;
        --color-text-muted: #666666;
        --color-border: #d0d0d0;
    }
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    
    /* Mobile viewport height fix */
    min-height: 100vh;
    min-height: calc(var(--vh) * 100);
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    text-decoration: underline;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-accent);
    color: #000;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Header */
.header {
    background-color: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 50;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    animation: slideDown 300ms ease-out forwards;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header.hidden {
    transform: translateY(-100%);
    opacity: 0;
    /* Keep pointer-events active so buttons still work */
    pointer-events: auto;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    max-width: 100%;
}

.header__brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.header__brand h1 {
    margin: 0;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.header__subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-regular);
}

.header__nav {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-left: auto;
}

.header__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--color-secondary);
    color: var(--color-text);
    transition: all var(--transition-fast);
    position: relative;
}

.header__btn:hover,
.header__btn:focus {
    background-color: var(--color-accent);
    outline: none;
}

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

.icon {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.header__stats {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    padding-left: var(--spacing-md);
    border-left: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat__label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat__value {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
}

.header__subheader {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-secondary);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

@media (max-width: 576px) {
    .header__subheader {
        padding: 6px 8px;
        font-size: 10px;
    }
}

/* Progress bar */
.progress-bar {
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-info), var(--color-accent));
    background-size: 200% 100%;
    animation: progress 2s infinite;
    display: none;
}

.progress-bar.active {
    display: block;
}

@keyframes progress {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Main content */
.main {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0;
}

.alerts-container {
    max-width: 100%;
    margin: 0 auto;
    padding: var(--spacing-md);
}

.alerts {
    display: grid;
    gap: var(--spacing-md);
}

/* Loading state */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--color-text-muted);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

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

/* Alert item */
.alert {
    background-color: var(--color-secondary);
    border-left: 4px solid var(--color-info);
    border-radius: 4px;
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.alert.new {
    border-left-color: var(--color-neutral-border);
    background-color: rgba(255, 107, 53, 0.05);
}

.alert.ambulance {
    border-left-color: var(--color-ambulance);
}

.alert.fire {
    border-left-color: var(--color-fire);
}

.alert.police {
    border-left-color: var(--color-police);
}

.alert__header {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    align-items: center;
}

.alert__header-meta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.alert__time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

.alert__type {
    display: inline-block;
    padding: 2px var(--spacing-sm);
    background-color: var(--color-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.alert__gps-location {
    display: inline-block;
    padding: 3px 8px;
    background-color: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 3px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-regular);
    text-decoration: none;
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
}

.alert__gps-location:hover {
    background-color: var(--color-secondary);
    color: var(--color-accent);
    border-color: var(--color-accent);
    text-decoration: none;
}

.alert__message {
    font-family: var(--font-family-message);
    font-size: var(--font-size-base);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    word-break: break-word;
    hyphens: auto;
    letter-spacing: 0.2px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.alert__footer {
    display: flex;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    flex-wrap: wrap;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.capcode {
    font-family: 'Courier New', monospace;
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
}

.alert__units {
    display: grid;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.alert__unit {
    display: grid;
    grid-template-columns: 85px 1fr;
    gap: var(--spacing-sm);
    align-items: center;
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-bg-secondary);
    border-radius: 3px;
    border-left: 2px solid #555555;
}

.unit__capcode {
    font-family: 'Courier New', monospace;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xs);
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: #ffffff;
    padding: 4px var(--spacing-xs);
    border-radius: 3px;
    text-align: center;
    white-space: nowrap;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.unit__label {
    color: var(--color-text);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.unit__city {
    font-size: var(--font-size-xs);
    margin-left: var(--spacing-sm);
}

.unit__city a {
    color: var(--color-accent);
    text-decoration: underline;
}

.unit__city a:hover {
    opacity: 0.8;
}

/* P2000 Message Color Classes (from old database msgcolor field) */
.c01, .c02 { color: #ff0; }
.c03, .c18 { color: #f00; }
.c04, .c15 { color: #f90; }
.c05 { color: #60f; }
.c06 { color: #099; }
.c07 { color: #bbb; }
.c08 { color: #3c3; }
.c09 { color: #ccc; }
.c10 { color: #760; }
.c11 { color: #f3f; }
.c12, .c19 { color: #003df5; }
.c13 { color: #f3f; }
.c14 { color: #3d9; }
.c16 { color: #00f; }
.c17 { color: #cfc; }
.c20 { color: #3d9; }
.c21 { color: #f90; }

/* P2000 Service Color Classes (from msgcolor field) */
.unit__capcode.MSGambu {
    background: linear-gradient(135deg, #ffcc00, #ffa500);
    color: #000;
    font-weight: bold;
}

.unit__capcode.MSGbrw {
    background: linear-gradient(135deg, #ff0000, #cc0000);
    color: #fff;
    font-weight: bold;
}

.unit__capcode.MSGpol {
    background: linear-gradient(135deg, #0066cc, #0052a3);
    color: #fff;
    font-weight: bold;
}

.unit__capcode.MSGheli {
    background: linear-gradient(135deg, #ff00ff, #cc00cc);
    color: #fff;
    font-weight: bold;
}

.unit__capcode.MSGwater {
    background: linear-gradient(135deg, #00ccff, #0099cc);
    color: #fff;
    font-weight: bold;
}

.unit__capcode.MSGmkt {
    background: linear-gradient(135deg, #9900ff, #7700cc);
    color: #fff;
    font-weight: bold;
}

@media (max-width: 576px) {
    /* Compact header to save space */
    .header__container {
        padding: 8px var(--spacing-sm);
        gap: 8px;
    }

    .header__brand h1 {
        font-size: 1.1rem;
    }

    .header__brand {
        gap: 2px;
    }

    .header__subtitle {
        font-size: 10px;
    }

    .header__btn {
        width: 36px;
        height: 36px;
    }

    .header__stats {
        padding-left: 8px;
        gap: 4px;
    }

    .stat__value {
        font-size: 12px;
    }

    .stat__label {
        font-size: 9px;
    }

    /* Compact alerts */
    .alerts-container {
        padding: 8px;
    }

    .alert {
        padding: 10px;
        margin-bottom: 8px;
        gap: 4px;
    }

    .alert__header {
        margin-bottom: 6px;
        gap: 6px;
    }

    .alert__header-meta {
        gap: 6px;
    }

    .alert__time {
        font-size: 12px;
    }

    .alert__type {
        padding: 2px 6px;
        font-size: 10px;
    }

    .alert__gps-location {
        padding: 2px 6px;
        font-size: 10px;
    }

    .alert__message {
        font-size: 14px;
        line-height: 1.5;
        font-weight: 400;
        margin-bottom: 8px;
    }

    .alert__units {
        gap: 4px;
        margin-top: 8px;
        padding-top: 6px;
    }

    .alert__unit {
        grid-template-columns: 70px 1fr;
        gap: 6px;
        padding: 6px;
        font-size: 12px;
    }

    .unit__capcode {
        font-size: 11px;
        padding: 4px 5px;
    }

    .unit__label {
        font-size: 12px;
    }

    .unit__city {
        font-size: 10px;
        margin-left: 4px;
    }
}

@media (prefers-color-scheme: dark) {
    .alert__unit {
        background-color: rgba(255, 255, 255, 0.05);
        border-left-color: #555555;
    }
    
    .unit__capcode {
        background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    }
}

/* System message */
.system-message {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    z-index: 60;
    animation: slideIn 300ms ease-out;
    max-width: calc(100% - 2 * var(--spacing-md));
}

.system-message.hidden {
    display: none;
}

.system-message.error {
    border-color: var(--color-error);
    background-color: rgba(244, 67, 54, 0.1);
    color: var(--color-error);
}

.system-message.success {
    border-color: var(--color-success);
    background-color: rgba(76, 175, 80, 0.1);
    color: var(--color-success);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    margin-top: auto;
}

.footer__content a {
    color: var(--color-accent);
}

/* Tablet styles (768px+) */
@media (min-width: 768px) {
    .alerts-container {
        max-width: 900px;
        margin: 0 auto;
        padding: var(--spacing-lg);
    }

    .header__container {
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }

    .alert {
        padding: var(--spacing-lg);
    }

    .stat__label {
        display: none;
    }
}

/* Desktop styles (1024px+) */
@media (min-width: 1024px) {
    .alerts-container {
        max-width: 1200px;
    }

    .alert__header {
        flex-direction: row;
        align-items: center;
    }

    .header__nav {
        gap: var(--spacing-md);
    }
}

/* Print styles */
@media print {
    .header,
    .footer,
    .progress-bar {
        display: none;
    }

    .main {
        padding: 0;
    }

    .alert {
        page-break-inside: avoid;
        border: 1px solid var(--color-border);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: more) {
    .alert {
        border-width: 2px;
    }

    .header__btn {
        border: 2px solid var(--color-border);
    }
}

/* ============================================================================
   MODAL STYLES
   ============================================================================ */

.modal {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    align-items: flex-end;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    cursor: pointer;
    transition: opacity var(--transition-normal);
}

.modal__content {
    position: relative;
    background: var(--color-primary);
    border: 1px solid var(--color-border);
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    max-width: 100%;
    max-height: 90vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    animation: slideUp var(--transition-normal);
    z-index: 1001;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.modal__title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin: 0;
}

.modal__close {
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 6px;
    transition: background-color var(--transition-fast);
}

.modal__close:hover {
    background-color: var(--color-secondary);
}

.modal__close svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.modal__body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.modal__footer {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    justify-content: flex-end;
    flex-shrink: 0;
}

/* ============================================================================
   FORM STYLES
   ============================================================================ */

.settings-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.form-section {
    border: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-section__title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin: 0;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-label {
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.form-input,
.form-select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text);
    font-family: inherit;
    font-size: inherit;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    background-size: 20px;
    padding-right: calc(var(--spacing-md) + 24px);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input small {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

/* Region Selection */
.region-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.region-group {
    position: relative;
}

.region-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-secondary);
    border: 2px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    user-select: none;
}

.region-label:hover {
    border-color: var(--color-accent);
}

.region-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.region-icon {
    font-size: 1.2rem;
}

.region-name {
    flex: 1;
    font-size: var(--font-size-sm);
}

.region-checkbox:checked + .region-icon + .region-name,
.region-checkbox:checked ~ .region-name {
    font-weight: var(--font-weight-bold);
}

/* Compact Region Layout (3-column per region) */
.regions-compact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.region-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    gap: var(--spacing-md);
}

.region-name {
    min-width: 180px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    flex-shrink: 0;
}

.region-row label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    user-select: none;
    font-size: var(--font-size-xs);
    transition: opacity var(--transition-fast);
}

.region-row label:hover {
    opacity: 0.8;
}

.region-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.region-row span {
    font-size: 1.1rem;
}

.region-row label input:checked {
    accent-color: var(--color-accent);
}

/* Quick Select Buttons */
.quick-select {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.quick-btn {
    flex: 1;
    min-width: 90px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    cursor: pointer;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.quick-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-primary);
}

/* Volume Control */
.volume-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--color-secondary);
    outline: none;
    appearance: none;
    cursor: pointer;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.volume-value {
    min-width: 45px;
    text-align: right;
    font-weight: var(--font-weight-medium);
}

/* Checkboxes */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    cursor: pointer;
    user-select: none;
    font-size: var(--font-size-sm);
}

.form-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-accent);
    flex-shrink: 0;
}

/* Buttons */
.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: 6px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.btn-secondary[id="testAudio"] {
    flex: 1;
}

/* Responsive */
@media (min-width: 640px) {
    .modal__content {
        border-radius: 12px;
        max-width: 90%;
        max-height: 80vh;
    }

    .region-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .modal__footer {
        justify-content: flex-end;
    }
}