/* ============================================================ Currency Converter — Material 3 Токены и компоненты. Без зависимостей и без сборки. ============================================================ */ /* ---------- 1. Цветовые схемы ---------- */ /* Тёмная — база. Значения из M3 baseline (primary #a8c7fa). */ :root { --primary: #a8c7fa; --on-primary: #0a305f; --primary-container: #284777; --on-primary-container: #d7e3ff; --secondary: #bec6dc; --on-secondary: #283141; --secondary-container: #3e4759; --on-secondary-container: #dae2f9; --error: #ffb4ab; --on-error: #690005; --error-container: #93000a; --on-error-container: #ffdad6; --surface: #111318; --on-surface: #e2e2e9; --surface-variant: #44474e; --on-surface-variant: #c4c6d0; --surface-container-lowest: #0c0e13; --surface-container-low: #191c20; --surface-container: #1d2024; --surface-container-high: #282a2f; --surface-container-highest: #33353a; --outline: #8e9099; --outline-variant: #44474e; --scrim: #000; --shadow: #000; /* Непрозрачность state layer по спецификации M3 */ --state-hover: 0.08; --state-focus: 0.10; --state-press: 0.10; /* Форма */ --shape-xs: 4px; --shape-sm: 8px; --shape-md: 12px; --shape-lg: 16px; --shape-xl: 28px; --shape-full: 999px; /* Движение — стандартные easing-кривые M3 */ --ease-standard: cubic-bezier(0.2, 0, 0, 1); --ease-emphasized: cubic-bezier(0.05, 0.7, 0.1, 1); --dur-short: 150ms; --dur-medium: 250ms; --dur-long: 400ms; --font: 'Roboto Flex', 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif; color-scheme: dark; } /* Светлая — по системной настройке… */ @media (prefers-color-scheme: light) { :root:not(.theme-dark) { --primary: #415f91; --on-primary: #ffffff; --primary-container: #d7e3ff; --on-primary-container: #001b3e; --secondary: #565f71; --on-secondary: #ffffff; --secondary-container: #dae2f9; --on-secondary-container: #131c2b; --error: #ba1a1a; --on-error: #ffffff; --error-container: #ffdad6; --on-error-container: #410002; --surface: #f9f9ff; --on-surface: #1a1b20; --surface-variant: #e0e2ec; --on-surface-variant: #44474e; --surface-container-lowest: #ffffff; --surface-container-low: #f3f3fa; --surface-container: #eeedf4; --surface-container-high: #e8e8ee; --surface-container-highest: #e2e2e9; --outline: #74777f; --outline-variant: #c4c6d0; color-scheme: light; } } /* …либо принудительно классом на . */ :root.theme-light { --primary: #415f91; --on-primary: #ffffff; --primary-container: #d7e3ff; --on-primary-container: #001b3e; --secondary: #565f71; --on-secondary: #ffffff; --secondary-container: #dae2f9; --on-secondary-container: #131c2b; --error: #ba1a1a; --on-error: #ffffff; --error-container: #ffdad6; --on-error-container: #410002; --surface: #f9f9ff; --on-surface: #1a1b20; --surface-variant: #e0e2ec; --on-surface-variant: #44474e; --surface-container-lowest: #ffffff; --surface-container-low: #f3f3fa; --surface-container: #eeedf4; --surface-container-high: #e8e8ee; --surface-container-highest: #e2e2e9; --outline: #74777f; --outline-variant: #c4c6d0; color-scheme: light; } /* ---------- 2. Сброс и основа ---------- */ *, *::before, *::after { box-sizing: border-box; } html { -webkit-text-size-adjust: 100%; } body { margin: 0; min-height: 100dvh; display: flex; flex-direction: column; background: var(--surface); color: var(--on-surface); font-family: var(--font); -webkit-font-smoothing: antialiased; overscroll-behavior-y: none; } button { font: inherit; color: inherit; background: none; border: none; padding: 0; cursor: pointer; -webkit-tap-highlight-color: transparent; } input { font: inherit; color: inherit; } :focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; } .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; } [hidden] { display: none !important; } /* ---------- 3. Типографика (M3 type scale) ---------- */ .title-large { font-size: 1.375rem; line-height: 1.75rem; font-weight: 400; letter-spacing: 0; } .title-medium { font-size: 1rem; line-height: 1.5rem; font-weight: 500; letter-spacing: 0.009375em; } .body-medium { font-size: 0.875rem; line-height: 1.25rem; font-weight: 400; letter-spacing: 0.0178em; } .body-small { font-size: 0.75rem; line-height: 1rem; font-weight: 400; letter-spacing: 0.033em; } .label-large { font-size: 0.875rem; line-height: 1.25rem; font-weight: 500; letter-spacing: 0.00714em; } .label-medium { font-size: 0.75rem; line-height: 1rem; font-weight: 500; letter-spacing: 0.041em; } /* ---------- 4. State layer ---------- */ /* Полупрозрачная накладка поверх поверхности при hover/press — основной способ обратной связи в M3. */ .state-layer { position: relative; overflow: hidden; isolation: isolate; } .state-layer::after { content: ''; position: absolute; inset: 0; background: currentColor; opacity: 0; transition: opacity var(--dur-short) var(--ease-standard); pointer-events: none; } @media (hover: hover) { .state-layer:hover::after { opacity: var(--state-hover); } } .state-layer:active::after { opacity: var(--state-press); } /* ---------- 5. Top app bar ---------- */ .top-bar { position: sticky; top: 0; z-index: 4; background: var(--surface); padding-top: env(safe-area-inset-top, 0); border-bottom: 1px solid var(--outline-variant); } .top-bar__inner { max-width: 36rem; margin: 0 auto; height: 64px; padding: 0 4px 0 16px; display: flex; align-items: center; gap: 8px; } .top-bar__title { flex: 1; min-width: 0; margin: 0; color: var(--on-surface); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } .top-bar__status { color: var(--on-surface-variant); white-space: nowrap; font-variant-numeric: tabular-nums; } .top-bar__status[data-stale='true'] { color: var(--error); } /* ---------- 6. Icon button ---------- */ .icon-button { width: 48px; height: 48px; flex: 0 0 auto; display: grid; place-items: center; border-radius: var(--shape-full); color: var(--on-surface-variant); transition: color var(--dur-short) var(--ease-standard); } .icon-button svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; } /* ---------- 7. Кнопки ---------- */ .button { min-height: 40px; padding: 0 24px; border-radius: var(--shape-full); display: inline-flex; align-items: center; justify-content: center; gap: 8px; transition: background-color var(--dur-short) var(--ease-standard); } .button--filled { background: var(--primary); color: var(--on-primary); } .button--tonal { background: var(--secondary-container); color: var(--on-secondary-container); } .button--text { padding: 0 12px; color: var(--primary); } .button--full { width: 100%; } .button:disabled { opacity: 0.38; cursor: default; pointer-events: none; } /* ---------- 8. Список валют ---------- */ .main { flex: 1; width: 100%; max-width: 36rem; margin: 0 auto; padding: 8px 16px calc(env(safe-area-inset-bottom, 0) + 24px); } .currency-list { display: flex; flex-direction: column; gap: 8px; margin: 0; padding: 0; list-style: none; } .currency-row { display: flex; align-items: center; gap: 16px; min-height: 72px; padding: 12px 16px; border-radius: var(--shape-lg); background: var(--surface-container-low); color: var(--on-surface); text-align: left; width: 100%; transition: background-color var(--dur-short) var(--ease-standard); } .currency-row[aria-pressed='true'] { background: var(--secondary-container); color: var(--on-secondary-container); } .currency-row__flag { width: 40px; height: 40px; flex: 0 0 auto; border-radius: var(--shape-full); object-fit: cover; user-select: none; } /* Заглушка, если SVG не загрузился */ .currency-row__flag--fallback { display: grid; place-items: center; background: var(--surface-variant); color: var(--on-surface-variant); font-size: 0.75rem; font-weight: 500; } .currency-row__meta { flex: 0 1 auto; min-width: 0; } .currency-row__code { display: block; font-weight: 500; } .currency-row__name { display: block; color: var(--on-surface-variant); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } .currency-row[aria-pressed='true'] .currency-row__name { color: inherit; opacity: 0.75; } .currency-row__amount { flex: 1; min-width: 0; display: flex; align-items: center; justify-content: flex-end; gap: 2px; font-size: 1.375rem; font-weight: 500; font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; } .currency-row__value--empty { color: var(--on-surface-variant); opacity: 0.6; } /* Каретка — рисуем сами, поле ввода не нативное */ .caret { width: 2px; height: 24px; flex: 0 0 auto; background: var(--primary); border-radius: 1px; animation: caret-blink 1s step-end infinite; } @keyframes caret-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } } .list-hint { margin: 16px 0 0; padding: 16px; text-align: center; color: var(--on-surface-variant); border: 1px dashed var(--outline-variant); border-radius: var(--shape-lg); width: 100%; } /* ---------- 9. Numpad (bottom sheet) ---------- */ .numpad { position: fixed; left: 0; right: 0; bottom: 0; z-index: 5; background: var(--surface-container); border-radius: var(--shape-xl) var(--shape-xl) 0 0; box-shadow: 0 -2px 12px rgb(0 0 0 / 0.2); padding-bottom: env(safe-area-inset-bottom, 0); transform: translateY(100%); visibility: hidden; transition: transform var(--dur-long) var(--ease-emphasized), visibility var(--dur-long); } .numpad[data-open='true'] { transform: translateY(0); visibility: visible; } .numpad__inner { max-width: 36rem; margin: 0 auto; padding: 8px 12px 12px; } /* Индикатор перетаскивания — визуальный якорь bottom sheet */ .numpad__handle { width: 32px; height: 4px; margin: 0 auto 8px; border-radius: var(--shape-full); background: var(--outline-variant); } .numpad__actions { display: flex; gap: 8px; padding: 0 4px 8px; } .numpad__actions .button--text { flex: 1; } .numpad__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; } .numpad__key { height: 56px; border-radius: var(--shape-lg); background: var(--surface-container-high); color: var(--on-surface); font-size: 1.5rem; font-weight: 400; display: grid; place-items: center; transition: background-color var(--dur-short) var(--ease-standard); } .numpad__key--secondary { background: var(--surface-container-highest); color: var(--on-surface-variant); } .numpad__key svg { width: 24px; height: 24px; fill: currentColor; display: block; } .numpad__done { margin-top: 8px; } /* ---------- 10. Настройки (full-screen dialog) ---------- */ .settings { position: fixed; inset: 0; z-index: 6; background: var(--surface); display: flex; flex-direction: column; transform: translate3d(100%, 0, 0); opacity: 0.92; transition: transform 280ms var(--ease-emphasized), opacity 280ms var(--ease-emphasized); will-change: transform, opacity; } .settings.is-open { transform: translate3d(0, 0, 0); opacity: 1; } @media (prefers-reduced-motion: reduce) { .settings, .settings.is-open { transform: none; transition: opacity var(--dur-short) var(--ease-standard); } } .settings__bar { display: flex; align-items: center; gap: 12px; padding: calc(env(safe-area-inset-top, 0) + 8px) 12px 10px; border-bottom: 1px solid var(--outline-variant); flex: 0 0 auto; } .settings__title { flex: 1; margin: 0; font-weight: 500; } .settings__body { flex: 1; overflow-y: auto; overscroll-behavior: contain; width: 100%; max-width: 36rem; margin: 0 auto; padding: 12px 16px calc(env(safe-area-inset-bottom, 0) + 32px); } .settings__section { margin: 24px 0 0; } .settings__section:first-child { margin-top: 8px; } .settings__section-title { margin: 0 0 10px; padding: 0 4px; color: var(--primary); letter-spacing: 0.02em; } /* ---------- 11. Элементы настроек ---------- */ .setting-row { display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 8px 16px; background: var(--surface-container-low); border-radius: var(--shape-md); margin-bottom: 8px; } .setting-row__text { flex: 1; min-width: 0; } .setting-row__label { display: block; } .setting-row__desc { display: block; color: var(--on-surface-variant); } .setting-row__actions { display: flex; gap: 4px; flex: 0 0 auto; } .setting-row__actions .icon-button { width: 40px; height: 40px; } .setting-row__actions .icon-button svg { width: 20px; height: 20px; } .icon-button--danger { color: var(--error); } /* Switch — М3-переключатель на чекбоксе */ .switch { position: relative; flex: 0 0 auto; width: 52px; height: 32px; } .switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; z-index: 1; } .switch__track { position: absolute; inset: 0; border-radius: var(--shape-full); background: var(--surface-variant); border: 2px solid var(--outline); transition: background-color var(--dur-short) var(--ease-standard), border-color var(--dur-short) var(--ease-standard); } .switch__track::after { content: ''; position: absolute; top: 50%; left: 6px; width: 16px; height: 16px; border-radius: var(--shape-full); background: var(--outline); transform: translate(0, -50%); transition: transform var(--dur-short) var(--ease-emphasized), width var(--dur-short) var(--ease-emphasized), height var(--dur-short) var(--ease-emphasized), left var(--dur-short) var(--ease-emphasized), background-color var(--dur-short) var(--ease-standard); } .switch input:checked + .switch__track { background: var(--primary); border-color: var(--primary); } .switch input:checked + .switch__track::after { width: 24px; height: 24px; left: 2px; transform: translate(20px, -50%); background: var(--on-primary); } .switch input:focus-visible + .switch__track { outline: 3px solid var(--primary); outline-offset: 2px; } #hapticsControls:not([hidden]) { display: flex; flex-direction: column; animation: hapticsExpand var(--dur-medium) var(--ease-emphasized); } @keyframes hapticsExpand { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } } /* Slider */ .slider-row { padding: 12px 16px; background: var(--surface-container-low); border-radius: var(--shape-md); margin-bottom: 8px; } .slider-row__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; } .slider-row__value { color: var(--primary); font-variant-numeric: tabular-nums; } .slider { width: 100%; height: 24px; margin: 0; background: none; -webkit-appearance: none; appearance: none; cursor: pointer; } .slider::-webkit-slider-runnable-track { height: 4px; border-radius: var(--shape-full); background: var(--surface-variant); } .slider::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; margin-top: -8px; border-radius: var(--shape-full); background: var(--primary); } .slider::-moz-range-track { height: 4px; border-radius: var(--shape-full); background: var(--surface-variant); } .slider::-moz-range-thumb { width: 20px; height: 20px; border: none; border-radius: var(--shape-full); background: var(--primary); } /* Segmented button — выбор стиля вибрации и темы */ .segmented { display: flex; border: 1px solid var(--outline); border-radius: var(--shape-full); overflow: hidden; } .segmented__item { flex: 1; min-height: 40px; display: grid; place-items: center; color: var(--on-surface); border-right: 1px solid var(--outline); transition: background-color var(--dur-short) var(--ease-standard); } .segmented__item:last-child { border-right: none; } .segmented__item[aria-pressed='true'] { background: var(--secondary-container); color: var(--on-secondary-container); } /* Поиск валют */ .search { width: 100%; min-height: 48px; padding: 0 16px; margin-bottom: 8px; border: 1px solid var(--outline); border-radius: var(--shape-full); background: var(--surface-container-low); color: var(--on-surface); } .search::placeholder { color: var(--on-surface-variant); } .search:focus { outline: none; border-color: var(--primary); border-width: 2px; padding: 0 15px; } .available-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; } .available-item { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: var(--shape-md); background: var(--surface-container-low); color: var(--on-surface); text-align: left; width: 100%; min-height: 56px; } .available-item .currency-row__flag { width: 32px; height: 32px; } .available-item__text { flex: 1; min-width: 0; } .empty-note { padding: 24px 8px; text-align: center; color: var(--on-surface-variant); } /* ---------- 12. Snackbar ---------- */ .snackbar { position: fixed; left: 50%; bottom: calc(env(safe-area-inset-bottom, 0) + 16px); z-index: 7; transform: translate(-50%, 8px); min-height: 48px; max-width: calc(100vw - 32px); display: flex; align-items: center; padding: 12px 16px; border-radius: var(--shape-xs); background: var(--surface-container-highest); color: var(--on-surface); box-shadow: 0 2px 8px rgb(0 0 0 / 0.3); opacity: 0; visibility: hidden; transition: opacity var(--dur-medium) var(--ease-standard), transform var(--dur-medium) var(--ease-emphasized), visibility var(--dur-medium); } .snackbar[data-open='true'] { opacity: 1; visibility: visible; transform: translate(-50%, 0); } /* ---------- 13. Скроллбар ---------- */ .settings__body::-webkit-scrollbar { width: 8px; } .settings__body::-webkit-scrollbar-thumb { background: var(--outline-variant); border-radius: var(--shape-full); } /* ---------- 14. Уважение к настройкам движения ---------- */ @media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; } .caret { animation: none; opacity: 1; } }