:root{--color-primary: #1B4332;--color-primary-light: #2D6A4F;--color-primary-dark: #0F2B1F;--color-accent: #C9932E;--color-accent-light: #E0B96E;--color-accent-muted: rgba(201, 147, 46, .12);--color-background: #F5F0E8;--color-surface: #FDFBF7;--color-surface-raised: #FFFFFF;--color-surface-sunken: #EDE8DE;--color-text: #1A1A1A;--color-text-secondary: #44403A;--color-text-on-primary: #F5F0E8;--color-text-muted: #6B655A;--color-border: #D4CFC4;--color-border-light: #E8E3D9;--color-divider: rgba(0, 0, 0, .06);--color-danger: #A42B2B;--color-danger-dark: #7A1F1F;--color-danger-light: #F5E0E0;--color-text-on-danger: #FFFFFF;--font-family: "Segoe UI", system-ui, -apple-system, sans-serif;--font-size-base: 1rem;--font-size-sm: .8125rem;--font-size-lg: 1.125rem;--font-size-xl: 1.375rem;--font-size-2xl: 1.75rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.2;--line-height-normal: 1.5;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 24px;--spacing-2xl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(26, 26, 26, .06);--shadow-md: 0 2px 8px rgba(26, 26, 26, .08), 0 1px 2px rgba(26, 26, 26, .04);--shadow-lg: 0 4px 16px rgba(26, 26, 26, .1), 0 2px 4px rgba(26, 26, 26, .04);--shadow-button: 0 1px 3px rgba(26, 26, 26, .08);--shadow-button-active: inset 0 1px 3px rgba(0, 0, 0, .12);--button-radius: var(--radius-md);--button-border: 1.5px;--button-min-height: 64px;--touch-target-min: 48px;--message-bar-height: 52px;--bottom-nav-height: 56px;--emergency-button-size: 52px;--transition-fast: .12s ease;--transition-normal: .2s ease;--transition-slow: .35s ease-out}[data-display-size=small]{--font-size-base: .875rem;--font-size-sm: .75rem;--font-size-lg: 1rem;--font-size-xl: 1.125rem;--button-min-height: 56px}[data-display-size=large]{--font-size-base: 1.25rem;--font-size-sm: 1rem;--font-size-lg: 1.375rem;--font-size-xl: 1.5rem;--button-min-height: 72px}[data-display-size=extra-large]{--font-size-base: 1.5rem;--font-size-sm: 1.25rem;--font-size-lg: 1.625rem;--font-size-xl: 1.75rem;--button-min-height: 80px}[data-high-contrast=true]{--color-primary: #00E676;--color-primary-light: #00E676;--color-primary-dark: #00C853;--color-accent: #FFD600;--color-accent-light: #FFD600;--color-background: #000000;--color-surface: #0A0A0A;--color-surface-raised: #141414;--color-surface-sunken: #000000;--color-text: #FFFFFF;--color-text-secondary: #CCCCCC;--color-text-on-primary: #000000;--color-text-muted: #999999;--color-border: #FFFFFF;--color-border-light: #666666;--color-danger: #FF5252;--color-danger-dark: #FF1744;--color-text-on-danger: #000000;--shadow-sm: none;--shadow-md: none;--shadow-lg: none;--shadow-button: none;--shadow-button-active: none}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);-webkit-text-size-adjust:100%}body{font-family:var(--font-family);background-color:var(--color-background);color:var(--color-text);line-height:var(--line-height-normal);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}#app{min-height:100dvh;display:flex;flex-direction:column}button{font-family:inherit;font-size:inherit;cursor:pointer;border:var(--button-border) solid var(--color-border);border-radius:var(--button-radius);min-height:var(--button-min-height);min-width:var(--touch-target-min);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-surface-raised);color:var(--color-text);display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);box-shadow:var(--shadow-button);transition:background-color var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast);touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;position:relative}button:active:not(:disabled){transform:scale(.97);box-shadow:var(--shadow-button-active);background-color:var(--color-surface-sunken)}button:disabled{opacity:.4;cursor:not-allowed;transform:none}button:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px}.btn-primary{background-color:var(--color-primary);border-color:var(--color-primary);color:var(--color-text-on-primary);box-shadow:var(--shadow-md)}.btn-primary:active{background-color:var(--color-primary-dark);box-shadow:var(--shadow-button-active)}input,textarea{font-family:inherit;font-size:inherit;border:var(--button-border) solid var(--color-border);border-radius:var(--button-radius);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-surface-raised);color:var(--color-text);min-height:var(--touch-target-min);width:100%;transition:border-color var(--transition-fast)}input:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1b43321f}.main-content{position:fixed;top:var(--message-bar-height);left:0;right:0;bottom:var(--bottom-nav-height);padding:var(--spacing-lg);padding-bottom:calc(var(--emergency-button-size) + var(--spacing-2xl));overflow-y:auto;-webkit-overflow-scrolling:touch}.chip{flex-shrink:0;min-height:var(--touch-target-min);font-size:var(--font-size-sm);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-full);transition:all var(--transition-fast)}.chip[aria-selected=true],.chip[aria-pressed=true],.chip--active{background-color:var(--color-primary);color:var(--color-text-on-primary);border-color:var(--color-primary);font-weight:var(--font-weight-semibold);box-shadow:var(--shadow-md)}.btn-ghost{border:none;background:none;box-shadow:none}.section-title{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--spacing-md)}.phrase-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-sm)}@media(min-width:480px){.phrase-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:768px){.phrase-grid{grid-template-columns:repeat(4,1fr);gap:var(--spacing-sm)}}@media(min-width:1024px){.phrase-grid{grid-template-columns:repeat(5,1fr)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.main-content::-webkit-scrollbar{width:4px}.main-content::-webkit-scrollbar-track{background:transparent}.main-content::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}