/* ============================================
   Modern Workspace Design System
   Shared components for all tools
   ============================================ */

:root {
    --bg: #f7fafd;
    --ink: #202124;
    --muted: #5f6368;
    --line: #e6eaf0;
    --surface: #ffffff;
    --surface-soft: #f1f5f9;
    --shadow: 0 18px 50px rgba(60,64,67,0.13);
    --shadow-soft: 0 8px 24px rgba(60,64,67,0.1);
    --md-primary: #1a73e8;
    --md-primary-light: #4a9af5;
    --md-primary-container: #e8f0fe;
    --md-on-primary: #ffffff;
    --md-on-primary-container: #174ea6;
    --md-surface: #ffffff;
    --md-surface-variant: #f8fafc;
    --md-surface-container: #fafbfc;
    --md-surface-container-low: #f1f5f9;
    --md-surface-container-high: #eef1f5;
    --md-on-surface: #202124;
    --md-on-surface-variant: #5f6368;
    --md-outline: #dadce0;
    --md-outline-variant: #e6eaf0;
    --md-error: #d93025;
    --md-error-container: #fce8e6;
    --md-success: #0f9d58;
    --md-success-container: #e6f4ea;
    --md-elevation-1: 0 1px 3px rgba(60,64,67,0.1);
    --md-elevation-2: 0 4px 12px rgba(60,64,67,0.1);
    --md-elevation-3: 0 8px 24px rgba(60,64,67,0.12);
    --md-shape-xs: 8px;
    --md-shape-sm: 12px;
    --md-shape-md: 16px;
    --md-shape-lg: 20px;
    --md-shape-xl: 28px;
    --md-shape-full: 9999px;
    --md-motion-standard: cubic-bezier(0.2, 0, 0, 1);
    --md-motion-emphasized: cubic-bezier(0.2, 0, 0, 1);
    --md-motion-duration-short: 150ms;
    --md-motion-duration-medium: 250ms;
    --md-motion-duration-long: 400ms;
    --md-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; letter-spacing: 0; }
body { font-family: var(--md-font-family); background-color: var(--bg); color: var(--ink); min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }
button, input, textarea, select { font-family: inherit; }
button { -webkit-tap-highlight-color: transparent; }

.material-symbols-rounded { font-family: 'Material Symbols Rounded'; }

@keyframes pageEnter {
    from { opacity: 0; transform: scale(0.97); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes scrimIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes dialogSlideIn {
    from { opacity: 0; transform: translateY(32px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.top-bar {
    position: fixed; top: 0; left: 0; right: 0; height: 64px;
    background: rgba(255,255,255,0.86); backdrop-filter: none; -webkit-backdrop-filter: none;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 20px; z-index: 100;
    border-bottom: 1px solid rgba(230,234,240,0.82); box-shadow: 0 1px 0 rgba(255,255,255,0.75);
}
.top-bar__leading { display: flex; align-items: center; gap: 12px; }
.top-bar__title { font-size: 1rem; font-weight: 800; color: var(--ink); letter-spacing: -0.2px; }
.top-bar__trailing { display: flex; align-items: center; gap: 10px; }

.icon-button {
    width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line);
    background: var(--surface); color: var(--muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--md-motion-duration-short) var(--md-motion-standard);
    position: relative; box-shadow: var(--shadow-soft); font-size: 1rem;
    text-decoration: none;
}
.icon-button:hover { background: var(--surface-soft); color: var(--ink); transform: translateY(-1px); }
.icon-button:active { transform: translateY(0); }
.icon-button--active { background: var(--md-primary-container); color: var(--md-primary); border-color: rgba(26,115,232,0.2); }

.filled-button {
    min-height: 42px; padding: 0 24px; border-radius: 999px; border: none;
    background-color: var(--md-primary); color: var(--md-on-primary);
    font-family: var(--md-font-family); font-size: 0.9rem; font-weight: 700;
    cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
    transition: all var(--md-motion-duration-short) var(--md-motion-standard);
    box-shadow: var(--shadow-soft); letter-spacing: 0.2px;
}
.filled-button:hover { box-shadow: var(--md-elevation-2); transform: translateY(-1px); filter: brightness(1.05); }
.filled-button:active { box-shadow: var(--md-elevation-1); transform: translateY(0); }
.filled-button:disabled { background-color: var(--md-outline-variant); color: var(--muted); box-shadow: none; cursor: not-allowed; opacity: 0.55; transform: none; }
.filled-button:disabled:hover { filter: none; box-shadow: none; transform: none; }
.filled-button i { font-size: 0.95rem; }
.filled-button--danger { background-color: var(--md-error); color: #fff; }
.filled-button--danger:hover { box-shadow: 0 8px 24px rgba(217,48,37,0.22); }

.tonal-button {
    min-height: 42px; padding: 0 24px; border-radius: 999px; border: 1px solid var(--line);
    background: var(--surface); color: var(--ink);
    font-family: var(--md-font-family); font-size: 0.9rem; font-weight: 700;
    cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
    transition: all var(--md-motion-duration-short) var(--md-motion-standard); box-shadow: var(--shadow-soft);
}
.tonal-button:hover { background: var(--surface-soft); transform: translateY(-1px); }
.tonal-button i { font-size: 0.95rem; }

.text-button {
    min-height: 42px; padding: 0 16px; border-radius: 999px; border: none;
    background: transparent; color: var(--md-primary);
    font-family: var(--md-font-family); font-size: 0.9rem; font-weight: 700;
    cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
    transition: background-color var(--md-motion-duration-short) var(--md-motion-standard);
}
.text-button:hover { background-color: rgba(26,115,232,0.06); }

.main-content { flex: 1; display: flex; align-items: flex-start; justify-content: center; padding: 64px 24px 80px; animation: pageEnter 0.4s cubic-bezier(0.2,0,0,1) both; }

.empty-state {
    display: flex; flex-direction: column; align-items: center; gap: 16px;
    text-align: center; padding: 60px 20px; background: var(--surface);
    border: 1px solid var(--line); border-radius: var(--md-shape-xl);
    box-shadow: var(--shadow-soft); width: 100%; max-width: 500px; margin: 40px auto 0;
}
.empty-state__icon { font-size: 3rem; color: var(--md-outline); }
.empty-state__title { font-size: 1.3rem; font-weight: 800; color: var(--ink); }
.empty-state__subtitle { font-size: 0.9rem; color: var(--muted); max-width: 360px; line-height: 1.55; }

.footer {
    position: fixed; bottom: 0; left: 0; right: 0; height: 48px;
    background: rgba(255,255,255,0.86); backdrop-filter: none; -webkit-backdrop-filter: none;
    border-top: 1px solid rgba(230,234,240,0.82);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem; font-weight: 600; color: var(--muted); z-index: 90;
}

.dialog { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 200; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; }
.dialog.open { opacity: 1; pointer-events: auto; }
.dialog__scrim { position: absolute; inset: 0; background: rgba(32,33,36,0.48); backdrop-filter: none; -webkit-backdrop-filter: none; }
.dialog.open .dialog__scrim { animation: scrimIn 0.3s cubic-bezier(0.2,0,0,1) both; }
.dialog__container { position: relative; background: var(--surface); border-radius: var(--md-shape-xl); box-shadow: var(--shadow); display: flex; flex-direction: column; overflow: hidden; color: var(--ink); }
.dialog.open .dialog__container { animation: dialogSlideIn 0.35s cubic-bezier(0.2,0,0,1) both; }
#dialogDatabase .dialog__container { width: min(90vw, 960px); height: min(85vh, 680px); }
.dialog--small .dialog__container { width: min(90vw, 440px); height: auto; max-height: 90vh; }
.dialog__header { display: flex; align-items: center; gap: 12px; padding: 22px 24px 16px; flex-shrink: 0; }
.dialog__title { font-size: 1.2rem; font-weight: 800; color: var(--ink); white-space: nowrap; }

.window-dots { display: flex; align-items: center; gap: 8px; margin-left: auto; flex-shrink: 0; }
.window-dot { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface); color: var(--muted); cursor: pointer; transition: all var(--md-motion-duration-short) var(--md-motion-standard); padding: 0; font-size: 0.85rem; display: flex; align-items: center; justify-content: center; }
.window-dot:hover { background: var(--surface-soft); color: var(--ink); }
.window-dot--red { background: #fce8e6; color: #d93025; border-color: rgba(217,48,37,0.2); }
.window-dot--red:hover { background: #f5c6c2; }
.window-dot--green { background: #e6f4ea; color: #0f7b3f; border-color: rgba(15,127,63,0.2); }
.window-dot--green:hover { background: #c8e6ce; }

.dialog__toolbar { display: flex; align-items: center; gap: 10px; padding: 0 24px 14px; flex-shrink: 0; }
.dialog__toolbar-spacer { flex: 1; }
.dialog__container--large { width: min(95vw, 1100px); height: min(90vh, 750px); }

.tabs { display: flex; align-items: center; border-bottom: 1px solid var(--line); padding: 0 24px; flex-shrink: 0; }
.tabs__tab { display: flex; align-items: center; gap: 6px; padding: 12px 20px; border: none; background: transparent; color: var(--muted); font-family: var(--md-font-family); font-size: 0.9rem; font-weight: 700; cursor: pointer; border-bottom: 2px solid transparent; transition: all var(--md-motion-duration-short) var(--md-motion-standard); margin-bottom: -1px; }
.tabs__tab:hover { color: var(--md-primary); background: rgba(26,115,232,0.04); }
.tabs__tab--active { color: var(--md-primary); border-bottom-color: var(--md-primary); }
.tabs__tab i { font-size: 0.9rem; }
.tabs__content { flex: 1; overflow: hidden; display: flex; flex-direction: column; }
.dialog__footer-actions { display: flex; gap: 8px; }

.search-bar { display: flex; align-items: center; gap: 8px; margin: 0 24px 12px; padding: 0 16px; height: 44px; background: var(--surface-soft); border-radius: 999px; border: 1px solid var(--line); transition: border-color var(--md-motion-duration-short) var(--md-motion-standard); flex-shrink: 0; }
.search-bar:focus-within { border-color: var(--md-primary); background: var(--surface); box-shadow: 0 0 0 3px rgba(26,115,232,0.1); }
.search-bar__icon { font-size: 0.95rem; color: var(--muted); }
.search-bar__input { flex: 1; border: none; background: transparent; outline: none; font-family: var(--md-font-family); font-size: 0.9rem; color: var(--ink); }
.search-bar__input::placeholder { color: var(--muted); }
.search-bar__clear { width: 30px; height: 30px; border-radius: 50%; border: none; background: transparent; color: var(--muted); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background-color var(--md-motion-duration-short) var(--md-motion-standard); font-size: 0.85rem; }
.search-bar__clear:hover { background-color: rgba(0,0,0,0.06); }

.dialog__header .search-bar--compact { flex: 1; max-width: 300px; height: 40px; margin: 0 auto; padding: 0 12px; border-radius: 999px; min-width: 180px; }
.dialog__header .search-bar--compact.search-bar--match { border-color: var(--md-primary); background: var(--surface); }
.dialog__header .search-bar--compact .search-bar__input { font-size: 0.9rem; }
.dialog__header .search-bar--compact .search-bar__icon { font-size: 0.95rem; }
.dialog__header .search-bar--compact .search-bar__clear { width: 28px; height: 28px; }

.search-bar__match-indicator { width: 8px; height: 8px; border-radius: 50%; background: transparent; transition: background-color var(--md-motion-duration-short) var(--md-motion-standard); flex-shrink: 0; }
.search-bar__match-indicator.matched { background-color: var(--md-primary); }
.search-bar__match-indicator.partial { background-color: var(--md-outline); }

.dialog__table-container { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 0 24px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; color: var(--ink); }
.data-table__th { position: sticky; top: 0; background: var(--surface-soft); padding: 14px 14px; text-align: left; font-weight: 700; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.8px; color: var(--muted); border-bottom: 1px solid var(--line); white-space: nowrap; z-index: 1; }
.data-table__th--action { text-align: center; width: 100px; }
.data-table__body tr { transition: background-color var(--md-motion-duration-short) var(--md-motion-standard); }
.data-table__body tr:hover td { background-color: #fbfdff; }
.data-table__td { padding: 14px 14px; color: var(--ink); border-bottom: 1px solid #edf1f5; white-space: normal; word-wrap: break-word; overflow-wrap: break-word; }
.data-table__td--center { text-align: center; }
.data-table__td--mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.82rem; }
.data-table__td--right { text-align: right; font-variant-numeric: tabular-nums; }
.data-table__empty { text-align: center; padding: 60px 16px; color: var(--muted); }
.data-table__empty-icon { font-size: 3rem; display: block; margin-bottom: 12px; color: var(--md-outline); }

.data-table__action-group { display: flex; align-items: center; justify-content: center; gap: 6px; }
.data-table__action-btn { width: 36px; height: 36px; border-radius: 50%; border: none; background: transparent; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all var(--md-motion-duration-short) var(--md-motion-standard); font-size: 0.9rem; }
.data-table__action-btn--edit { background: #e8f0fe; color: #1967d2; }
.data-table__action-btn--edit:hover { background: #d2e3fc; }
.data-table__action-btn--delete { background: var(--md-error-container); color: var(--md-error); }
.data-table__action-btn--delete:hover { background: #f5c6c2; }

.dialog__footer { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; border-top: 1px solid var(--line); flex-shrink: 0; }
.dialog__footer-left { display: flex; align-items: center; gap: 16px; }
.dialog__footer-text { font-size: 0.82rem; font-weight: 600; color: var(--muted); }

.dialog__form { padding: 0; display: flex; flex-direction: column; gap: 0; }
.form-field { display: flex; flex-direction: column; gap: 6px; padding: 0 24px; }
.form-field__label { font-size: 0.72rem; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: 0.8px; }
.form-field__input { min-height: 52px; padding: 0 16px; border-radius: 16px; border: 1px solid var(--line); background: var(--surface-soft); font-family: var(--md-font-family); font-size: 1rem; color: var(--ink); outline: none; transition: all var(--md-motion-duration-short) var(--md-motion-standard); box-shadow: inset 0 1px 0 rgba(255,255,255,0.8); }
.form-field__input:focus { border-color: var(--md-primary); background: var(--surface); box-shadow: 0 0 0 4px rgba(26,115,232,0.12); }
.form-field__input::placeholder { color: #9aa0a6; }
.dialog__actions { display: flex; justify-content: flex-end; gap: 10px; padding: 18px 24px; }

.dialog--confirm .dialog__container { padding-bottom: 0; }
#dialogCloseConfirm { z-index: 300; }
.dialog__message { padding: 0 24px 18px; font-size: 0.9rem; color: var(--muted); line-height: 1.55; }

.toast { position: fixed !important; top: 20px; left: 50%; transform: translateX(-50%) translateY(-140px); padding: 14px 24px; border-radius: 999px; font-size: 0.9rem; font-weight: 700; z-index: 99999 !important; opacity: 0; transition: all var(--md-motion-duration-medium) cubic-bezier(0.68, -0.55, 0.27, 1.55); pointer-events: none; box-shadow: 0 14px 30px rgba(0,0,0,0.18); display: flex; align-items: center; gap: 10px; }
.toast--success { background: #188038; color: #fff; border: none; }
.toast--error { background: var(--md-error); color: #fff; border: none; }
.toast--visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast__icon { font-size: 1.1rem; }

.dialog__table-container::-webkit-scrollbar { width: 8px; height: 8px; }
.dialog__table-container::-webkit-scrollbar-track { background: transparent; }
.dialog__table-container::-webkit-scrollbar-thumb { background: #c8d0d9; border-radius: 999px; }
.dialog__table-container::-webkit-scrollbar-thumb:hover { background: #aab4c0; }

.scroll-top-btn { position: sticky; bottom: 16px; float: right; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface); color: var(--muted); cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-soft); opacity: 0; pointer-events: none; transition: all 0.2s; z-index: 10; font-size: 1rem; }
.scroll-top-btn--visible { opacity: 1; pointer-events: auto; }
.scroll-top-btn:hover { background: var(--surface-soft); color: var(--ink); transform: translateY(-2px); }

.row-number { color: var(--muted); font-size: 0.82rem; }

.checkbox { display: inline-flex; align-items: center; justify-content: center; cursor: pointer; position: relative; }
.checkbox input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.checkbox__box { width: 20px; height: 20px; border: 2px solid var(--md-outline); border-radius: 6px; display: flex; align-items: center; justify-content: center; transition: all var(--md-motion-duration-short) var(--md-motion-standard); background: var(--surface); }
.checkbox__box::after { content: ''; width: 10px; height: 10px; border-radius: 3px; background: var(--md-primary); transform: scale(0); transition: transform var(--md-motion-duration-short) var(--md-motion-standard); }
.checkbox input[type="checkbox"]:checked + .checkbox__box { border-color: var(--md-primary); background: var(--md-primary); }
.checkbox input[type="checkbox"]:checked + .checkbox__box::after { transform: scale(1); background: var(--md-on-primary); }
.checkbox:hover .checkbox__box { border-color: var(--md-primary); }
.data-table__th--check { width: 48px; text-align: center; padding: 14px 8px; }
.data-table__td--check { text-align: center; padding: 14px 8px; }

.data-table__th--sortable { cursor: pointer; user-select: none; }
.data-table__th--sortable:hover { color: var(--md-primary); background-color: var(--surface-soft); }
.sort-icon { font-size: 0.75rem; vertical-align: middle; margin-left: 2px; opacity: 0.4; transition: opacity var(--md-motion-duration-short) var(--md-motion-standard); }
.data-table__th--sortable:hover .sort-icon { opacity: 0.8; }
.data-table__th--sortable.sort-asc .sort-icon, .data-table__th--sortable.sort-desc .sort-icon { opacity: 1; color: var(--md-primary); }

.dialog__toolbar-bulk { display: flex; align-items: center; gap: 8px; padding-left: 12px; border-left: 1px solid var(--line); margin-left: 4px; }
.tonal-button--danger { background-color: var(--md-error-container); color: var(--md-error); border-color: rgba(217,48,37,0.2); }
.tonal-button--danger:hover { background-color: #f5c6c2; box-shadow: var(--shadow-soft); }
.tonal-button--light { background-color: #e6f4ea; color: #0f7b3f; border-color: rgba(15,157,88,0.2); }
.tonal-button--light:hover { background-color: #c8e6ce; box-shadow: var(--shadow-soft); }

.data-table__body tr.row-selected { background-color: var(--md-primary-container); }
.data-table__body tr.row-selected:hover { background-color: #d2e3fc; }

@keyframes rowHighlight { 0% { background-color: #fff9c4; } 100% { background-color: transparent; } }
.data-table__body tr.row-highlight { animation: rowHighlight 1.5s ease-out; }