/* ═══════════════════════════════════════════════════════════
   Vauban Web App — Component Styles
   Buttons, cards, badges, forms, tooltips
   ═══════════════════════════════════════════════════════════ */

/* ── Icon helper ─────────────────────────────────── */
.s-icon { width: 18px; height: 18px; display: inline-block; flex-shrink: 0; }
.s-icon--sm { width: 14px; height: 14px; }
.s-icon--lg { width: 22px; height: 22px; }

/* ── Buttons ─────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 9px 18px; border-radius: var(--radius-md);
    font-size: var(--text-sm); font-weight: 600; font-family: var(--font-sans);
    text-decoration: none; cursor: pointer; transition: all var(--transition-fast);
    border: none; white-space: nowrap; line-height: 1;
}
.btn svg, .btn .s-icon { width: 16px; height: 16px; }
.btn--primary { background: var(--color-primary); color: white; }
.btn--primary:hover { background: var(--color-primary-light); box-shadow: var(--shadow-glow); }
.btn--outline { background: transparent; color: var(--color-text-secondary); border: 1px solid var(--color-border); }
.btn--outline:hover { border-color: var(--color-primary); color: var(--color-primary-light); }
.btn--ghost { background: transparent; color: var(--color-text-secondary); }
.btn--ghost:hover { color: var(--color-primary-light); background: var(--color-primary-subtle); }
.btn--danger { background: var(--color-danger-subtle); color: var(--color-danger); }
.btn--danger:hover { background: var(--color-danger); color: white; }
.btn--sm { padding: 6px 12px; font-size: var(--text-xs); }
.btn--lg { padding: 12px 24px; font-size: var(--text-base); }
.btn--block { width: 100%; justify-content: center; }
.btn--ai { background: var(--color-ai-subtle); color: var(--color-ai-light); }
.btn--ai:hover { background: var(--color-ai); color: white; }

/* ── Cards ───────────────────────────────────────── */
.card {
    background: var(--color-bg-card); border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg); padding: 20px; transition: all var(--transition-base);
}
.card:hover { border-color: var(--color-border); background: var(--color-bg-card-hover); }
.card--glow:hover { border-color: hsl(225, 73%, 35%); box-shadow: 0 0 20px hsl(225 73% 57% / 0.08); }
.card__title { font-size: var(--text-lg); font-weight: 700; margin-bottom: 4px; }
.card__subtitle { font-size: var(--text-xs); color: var(--color-text-muted); }

/* ── Stat Cards ──────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
    background: var(--color-bg-card); border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg); padding: 18px; display: flex; flex-direction: column; gap: 2px;
}
.stat-card__icon {
    width: 36px; height: 36px; border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center; margin-bottom: 8px;
}
.stat-card__icon svg { width: 18px; height: 18px; }
.stat-card__icon--blue   { background: hsl(225, 73%, 15%); color: var(--color-primary-light); }
.stat-card__icon--teal   { background: hsl(160, 68%, 14%); color: var(--color-accent); }
.stat-card__icon--amber  { background: hsl(38, 92%, 14%); color: var(--color-warning); }
.stat-card__icon--red    { background: hsl(0, 72%, 14%); color: var(--color-danger); }
.stat-card__icon--high   { background: var(--color-high-subtle); color: var(--color-high); }
.stat-card__icon--medium { background: hsl(38, 92%, 14%); color: var(--color-warning); }
.stat-card__icon--low    { background: hsl(225, 73%, 15%); color: var(--color-primary-light); }
.stat-card__value { font-size: var(--text-3xl); font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.stat-card__label { font-size: var(--text-xs); color: var(--color-text-secondary); font-weight: 500; }

/* ── Badges ──────────────────────────────────────── */
.badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 8px; border-radius: var(--radius-full);
    font-size: var(--text-xs); font-weight: 600; line-height: 1.4;
}
.badge--critical { background: hsl(0, 72%, 14%); color: var(--color-danger); }
.badge--high     { background: var(--color-high-subtle); color: var(--color-high); }
.badge--medium   { background: hsl(38, 92%, 14%); color: var(--color-warning); }
.badge--low      { background: hsl(225, 73%, 14%); color: var(--color-primary-light); }
.badge--info     { background: hsl(160, 68%, 12%); color: var(--color-accent); }
.badge--plan     { background: var(--color-primary-subtle); color: var(--color-primary-light); }
.badge--success  { background: hsl(145, 63%, 12%); color: var(--color-success); }
.badge--status   { padding: 3px 10px; }
.badge--danger   { background: hsl(0, 72%, 14%); color: var(--color-danger); }
.badge--zero     { background: transparent; color: var(--color-text-muted); border: 1px solid var(--color-border-subtle); }
.badge--pulse    { animation: badgePulse 2s ease-in-out infinite; }

@keyframes badgePulse {
    0% { filter: drop-shadow(0 0 2px hsla(0, 72%, 55%, 0.8)); transform: scale(1); }
    50% { filter: drop-shadow(0 0 8px hsla(0, 72%, 55%, 0.4)); transform: scale(1.05); }
    100% { filter: drop-shadow(0 0 2px hsla(0, 72%, 55%, 0.8)); transform: scale(1); }
}

/* ── Status Dots ─────────────────────────────────── */
.status-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.status-dot--success { background: var(--color-success); box-shadow: 0 0 8px hsl(145, 63%, 45%, 0.4); }
.status-dot--warning { background: var(--color-warning); box-shadow: 0 0 8px hsl(38, 92%, 55%, 0.4); }
.status-dot--danger  { background: var(--color-danger);  box-shadow: 0 0 8px hsl(0, 72%, 55%, 0.4); }

/* ── Forms ───────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: var(--text-xs); font-weight: 600; color: var(--color-text-secondary); margin-bottom: 6px; }
.form-input {
    width: 100%; padding: 9px 14px;
    background: var(--color-bg-elevated); border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md); color: var(--color-text);
    font-size: var(--text-sm); font-family: var(--font-sans);
    transition: border-color var(--transition-fast); outline: none;
    color-scheme: dark;
}
.form-input[type="date"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}
.form-input[type="date"]::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
}
.form-input:focus { border-color: var(--color-primary); }
.form-input::placeholder { color: var(--color-text-muted); }
.form-input--mono { font-family: var(--font-mono); font-size: var(--text-sm); }
.localized-date-input {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    width: 100%;
    padding: 9px 42px 9px 14px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--text-sm);
    transition: border-color var(--transition-fast);
    cursor: pointer;
}
.localized-date-input:focus-within {
    border-color: var(--color-primary);
}
.localized-date-input__native {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}
.localized-date-input__display {
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: none;
}
.localized-date-input__icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}
.localized-date-input__icon svg,
.localized-date-input__icon .s-icon {
    width: 16px;
    height: 16px;
}
.localized-date-input--empty .localized-date-input__display {
    color: var(--color-text-muted);
}
.form-hint { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 4px; display: flex; align-items: center; gap: 4px; }
.form-hint svg { width: 12px; height: 12px; }

/* ── Search Input ────────────────────────────────── */
.search-input {
    display: flex; align-items: center; gap: 8px;
    padding: 7px 14px; background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle); border-radius: var(--radius-md);
    min-width: 180px; transition: border-color var(--transition-fast);
}
.search-input:focus-within { border-color: var(--color-primary); }
.search-input svg { width: 14px; height: 14px; color: var(--color-text-muted); flex-shrink: 0; }
.search-input input {
    background: none; border: none; color: var(--color-text);
    font-size: var(--text-sm); font-family: var(--font-sans); outline: none; width: 100%;
}
.search-input input::placeholder { color: var(--color-text-muted); }

/* ── Select (Filter) ────────────────────────────── */
.filter-select {
    padding: 7px 12px; background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle); border-radius: var(--radius-md);
    color: var(--color-text-secondary); font-size: var(--text-sm);
    font-family: var(--font-sans); cursor: pointer; appearance: none; min-width: 140px;
    transition: border-color var(--transition-fast); outline: none;
}
.filter-select:focus { border-color: var(--color-primary); }

/* ── Tabs ────────────────────────────────────────── */
.tabs { display: flex; gap: 4px; margin-bottom: 24px; border-bottom: 1px solid var(--color-border-subtle); }
.tab {
    padding: 10px 18px; font-size: var(--text-sm); font-weight: 600;
    color: var(--color-text-muted); background: none; border: none;
    cursor: pointer; font-family: var(--font-sans);
    border-bottom: 2px solid transparent; margin-bottom: -1px;
    transition: all var(--transition-fast);
}
.tab:hover { color: var(--color-text-secondary); }
.tab.active { color: var(--color-primary-light); border-bottom-color: var(--color-primary); }

/* ── Usage Meters ────────────────────────────────── */
.usage-meter { margin-bottom: 14px; }
.usage-meter__header { display: flex; justify-content: space-between; margin-bottom: 6px; font-size: var(--text-xs); }
.usage-meter__label { color: var(--color-text-secondary); font-weight: 500; }
.usage-meter__value { color: var(--color-text); font-weight: 700; font-family: var(--font-mono); }
.usage-meter__bar { width: 100%; height: 6px; background: var(--color-bg-subtle); border-radius: 10px; overflow: hidden; }
.usage-meter__fill { height: 100%; border-radius: 10px; transition: width 1s var(--transition-spring); }
.usage-meter__fill--blue  { background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light)); }
.usage-meter__fill--teal  { background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent)); }
.usage-meter__fill--green { background: linear-gradient(90deg, hsl(145, 63%, 30%), var(--color-success)); }

/* ── Page Header ─────────────────────────────────── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.page-header__title { font-size: var(--text-2xl); font-weight: 700; letter-spacing: -0.02em; }
.page-header__actions { display: flex; gap: 10px; align-items: center; }

/* ── Empty State ─────────────────────────────────── */
.empty-state {
    text-align: center; padding: 48px 24px; color: var(--color-text-muted);
}
.empty-state svg { width: 48px; height: 48px; margin: 0 auto 16px; opacity: 0.5; }
.empty-state__title { font-size: var(--text-lg); font-weight: 600; margin-bottom: 4px; color: var(--color-text-secondary); }
.empty-state__text { font-size: var(--text-sm); }

/* ── Modal / Overlay ─────────────────────────────── */
.overlay {
    display: none; position: fixed; inset: 0;
    background: hsl(228, 24%, 6%, 0.3); backdrop-filter: blur(10px);
    z-index: 200; align-items: center; justify-content: center;
}
.overlay.active { display: flex; }
.overlay__card {
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-xl); padding: 36px 40px;
    width: 580px; max-width: 95vw; box-shadow: var(--shadow-lg);
    animation: pageIn 0.35s ease;
}
.auth-session-overlay__card {
    width: 480px;
    max-width: min(92vw, 480px);
    text-align: left;
}
.auth-session-overlay__icon {
    width: 42px;
    height: 42px;
    color: var(--color-warning);
    margin-bottom: 16px;
}
.auth-session-overlay__title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: 10px;
}
.auth-session-overlay__message {
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}
.auth-session-overlay__status {
    font-size: var(--text-sm);
    line-height: 1.5;
    margin-bottom: 22px;
    color: var(--color-text-muted);
}
.auth-session-overlay__status[data-tone="danger"] {
    color: var(--color-danger);
}
.auth-session-overlay__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

/* ── Tooltip (ADR-015 compliant) ─────────────────── */
.alex-tooltip {
    position: absolute;
    background: var(--color-surface-inverse, #1E1E2E);
    color: #FFFFFF;
    font-size: 0.8rem;
    padding: 8px 12px;
    border-radius: 6px;
    pointer-events: none;
    z-index: 1000;
    max-width: 340px;
    text-align: left;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: opacity 150ms ease-in-out;
    opacity: 0;
    white-space: pre-wrap;
    line-height: 1.55;
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.alex-tooltip--visible {
    opacity: 1;
}

@media (max-width: 1100px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .stats-grid { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
}

/* -- Custom Multi Select -------------------------- */
.multi-select-wrapper { position: relative; display: inline-block; min-width: 180px; max-width: 240px; }
.multi-select-btn {
    display: flex; justify-content: space-between; align-items: center;
    width: 100%; padding: 7px 12px; background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-subtle); border-radius: var(--radius-md);
    color: var(--color-text-secondary); font-size: var(--text-sm); font-family: var(--font-sans);
    cursor: pointer; transition: border-color var(--transition-fast);
}
.multi-select-btn:hover, .multi-select-wrapper.active .multi-select-btn { border-color: var(--color-primary); color: var(--color-text); }
.multi-select-wrapper.has-active .multi-select-btn {
    border-color: rgba(96, 165, 250, 0.5);
    background: rgba(59, 130, 246, 0.08);
    color: var(--color-text);
}
.multi-select-wrapper.has-active .multi-select-title { color: var(--color-text); font-weight: 600; }
.multi-select-dropdown {
    position: absolute; top: 100%; left: 0; width: 100%; max-height: 250px; overflow-y: auto;
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-md); box-shadow: var(--shadow-lg); z-index: 100;
    margin-top: 4px; display: none; padding: 4px 0;
}
.multi-select-wrapper.active .multi-select-dropdown { display: block; }
.multi-select-option {
    display: flex; align-items: center; gap: 8px; padding: 6px 12px;
    font-size: var(--text-sm); color: var(--color-text-secondary); cursor: pointer;
}
.multi-select-option:hover { background: var(--color-bg-elevated); color: var(--color-text); }
.multi-select-option input[type="checkbox"] {
    appearance: none; width: 14px; height: 14px;
    border: 1px solid var(--color-border-subtle); border-radius: 3px;
    background: var(--color-bg); display: grid; place-content: center; cursor: pointer;
}
.multi-select-option input[type="checkbox"]::before {
    content: ""; width: 8px; height: 8px; transform: scale(0); transition: 120ms transform ease-in-out;
    box-shadow: inset 1em 1em var(--color-primary); background-color: var(--color-primary); transform-origin: center;
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}
.multi-select-option input[type="checkbox"]:checked { border-color: var(--color-primary); }
.multi-select-option input[type="checkbox"]:checked::before { transform: scale(1); }


.multi-select-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: calc(100% - 20px); }