/*
 * FairyAurora v3.0 — Edge-Components CSS (FA-9)
 *
 * Stepper, Dropdown-Panel, Filter-Chips, Global-Banner,
 * Confirmation-Dialog, Accordion.
 *
 * Token-basiert, keine Hex-Werte.
 */

/* ═══════════════════════════════════════════════════════════════════
   Stepper (horizontal + vertical)
   ═══════════════════════════════════════════════════════════════════ */

.fa-stepper {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 0;
}
.fa-stepper--horizontal { flex-direction: row; align-items: center; }
.fa-stepper--vertical   { flex-direction: column; align-items: flex-start; gap: 4px; }

.fa-stepper__item {
    display: flex;
    align-items: center;
    flex: 1;
}
.fa-stepper--vertical .fa-stepper__item { width: 100%; flex: none; }

.fa-stepper__link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--fg-3);
    padding: 4px 0;
    transition: color var(--t-fast) var(--ease-out);
}
a.fa-stepper__link:hover { color: var(--primary); }

.fa-stepper__dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--surface);
    border: 2px solid var(--border);
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--on-primary);
    transition: background-color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}

.fa-stepper__label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-sans);
    font-size: 12.5px;
}
.fa-stepper__num {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--fg-3);
}
.fa-stepper__text { color: var(--fg-2); }

.fa-stepper__connector {
    flex: 1;
    height: 2px;
    background: var(--border);
    margin: 0 6px;
}
.fa-stepper--vertical .fa-stepper__connector { width: 2px; height: 16px; margin: 0 0 0 6px; }

/* Done */
.fa-stepper__item--done .fa-stepper__dot {
    background: var(--accent);
    border-color: var(--accent);
}
.fa-stepper__item--done .fa-stepper__text { color: var(--fg-2); }
.fa-stepper__item--done + .fa-stepper__item .fa-stepper__connector,
.fa-stepper__item--done .fa-stepper__connector { background: var(--accent); }

/* Active */
.fa-stepper__item--active .fa-stepper__dot {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    animation: fa-stepper-pulse 1.6s ease-in-out infinite;
}
.fa-stepper__item--active .fa-stepper__num  { color: var(--primary); font-weight: 600; }
.fa-stepper__item--active .fa-stepper__text { color: var(--fg); font-weight: 500; }

@keyframes fa-stepper-pulse {
    0%, 100% { box-shadow: 0 0 0 4px var(--primary-glow); }
    50%      { box-shadow: 0 0 0 8px var(--primary-glow); }
}

@media (prefers-reduced-motion: reduce) {
    .fa-stepper__item--active .fa-stepper__dot { animation: none; }
}

/* Pending */
.fa-stepper__item--pending .fa-stepper__link { cursor: default; }

@media (max-width: 767.98px) {
    .fa-stepper--horizontal { flex-direction: column; align-items: flex-start; }
    .fa-stepper--horizontal .fa-stepper__item { width: 100%; flex: none; }
    .fa-stepper--horizontal .fa-stepper__connector { width: 2px; height: 16px; margin: 0 0 0 6px; }
}

/* ═══════════════════════════════════════════════════════════════════
   Dropdown-Panel (unified)
   ═══════════════════════════════════════════════════════════════════ */

.fa-dropdown-panel {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: 0 4px 20px rgb(0, 0, 0, 0.08), 0 0 0 1px var(--primary-glow); /* design-spec: dropdown panel composite with glow ring */
    overflow: hidden;
    animation: fa-dropdown-pop var(--t-base) var(--ease-out);
}

@keyframes fa-dropdown-pop {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .fa-dropdown-panel { animation: none; }
}

.fa-dropdown-panel__header {
    padding: 10px 14px;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--fg-3);
    border-bottom: 1px solid var(--border);
}

.fa-dropdown-panel__body {
    max-height: 480px;
    overflow-y: auto;
    padding: 4px 0;
}

.fa-dropdown-panel__item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    text-align: left;
    text-decoration: none;
    color: var(--fg);
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 13px;
    position: relative;
    transition: background-color var(--t-fast);
}
.fa-dropdown-panel__item:hover {
    background: var(--bg);
}
.fa-dropdown-panel__item:hover::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--primary);
}
.fa-dropdown-panel__item.is-active {
    background: var(--primary-tint);
    color: var(--primary);
}

.fa-dropdown-panel__item-icon { color: var(--fg-3); font-size: 15px; flex-shrink: 0; }
.fa-dropdown-panel__item-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.fa-dropdown-panel__item-title { font-weight: 500; }
.fa-dropdown-panel__item-sub   { font-size: 11px; color: var(--fg-3); margin-top: 2px; }
.fa-dropdown-panel__item-meta  { font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); flex-shrink: 0; }

.fa-dropdown-panel__footer {
    display: block;
    padding: 10px 14px;
    background: var(--bg);
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    color: var(--primary);
    text-align: center;
    text-decoration: none;
    transition: background-color var(--t-fast);
}
.fa-dropdown-panel__footer:hover { background: var(--primary-tint); }

/* ═══════════════════════════════════════════════════════════════════
   Filter-Chips
   ═══════════════════════════════════════════════════════════════════ */

.fa-filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    padding: 8px 0;
}

.fa-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-pill);
    font-family: var(--font-sans);
    font-size: 12px;
    transition: border-color var(--t-fast);
}
.fa-filter-chip:hover { border-color: var(--border-strong); }

.fa-filter-chip__label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-3);
}
.fa-filter-chip__value { color: var(--fg); font-weight: 500; }

.fa-filter-chip__remove {
    color: var(--fg-3);
    font-size: 14px;
    line-height: 1;
    padding: 0 4px;
    text-decoration: none;
    transition: color var(--t-fast);
}
.fa-filter-chip__remove:hover { color: var(--danger); }

.fa-filter-chip--primary { background: var(--primary-tint); border-color: var(--primary); }
.fa-filter-chip--primary .fa-filter-chip__label { color: var(--primary); }
.fa-filter-chip--accent  { background: var(--accent-tint);  border-color: var(--accent); }
.fa-filter-chip--accent  .fa-filter-chip__label { color: var(--accent); }

.fa-filter-chips__clear-all {
    margin-left: 6px;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--fg-3);
    text-decoration: none;
    transition: color var(--t-fast);
}
.fa-filter-chips__clear-all:hover { color: var(--danger); }

/* ═══════════════════════════════════════════════════════════════════
   Global-Banner
   ═══════════════════════════════════════════════════════════════════ */

.fa-global-banner {
    width: 100%;
    border-bottom: 1px solid var(--border);
    animation: fa-banner-slide-in var(--t-slow) var(--ease-out);
}

@keyframes fa-banner-slide-in {
    from { opacity: 0; transform: translateY(-10px); max-height: 0; }
    to   { opacity: 1; transform: translateY(0);     max-height: 100px; }
}
.fa-global-banner.is-dismissing {
    animation: fa-banner-slide-out var(--t-base) var(--ease-in-out) forwards;
}

@keyframes fa-banner-slide-out {
    to { opacity: 0; max-height: 0; padding: 0; overflow: hidden; }
}

@media (prefers-reduced-motion: reduce) {
    .fa-global-banner { animation: none; }
    .fa-global-banner.is-dismissing { animation: none; opacity: 0; max-height: 0; overflow: hidden; }
}

.fa-global-banner__inner {
    max-width: 1600px;
    margin: 0 auto;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.fa-global-banner__icon { font-size: 16px; flex-shrink: 0; }
.fa-global-banner__message { flex: 1; font-family: var(--font-sans); font-size: 13px; line-height: 1.4; }
.fa-global-banner__cta {
    padding: 4px 12px;
    border: 1px solid currentColor;
    border-radius: var(--r-sm);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background-color var(--t-fast);
}
.fa-global-banner__cta:hover { background: rgb(255,255,255,0.15); }
.fa-global-banner__close {
    background: transparent;
    border: none;
    color: currentColor;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 0 6px;
    opacity: 0.7;
    transition: opacity var(--t-fast);
}
.fa-global-banner__close:hover { opacity: 1; }

.fa-global-banner--info    { background: var(--primary-tint); color: var(--primary); }
.fa-global-banner--warning { background: var(--warning-glow); color: var(--warning-text); }
.fa-global-banner--danger  { background: var(--danger-glow);  color: var(--danger); }

/* ═══════════════════════════════════════════════════════════════════
   Confirmation-Dialog
   ═══════════════════════════════════════════════════════════════════ */

.fa-confirm-modal .modal-dialog { max-width: 440px; }
.fa-confirm-modal__content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: 0 20px 60px rgb(0, 0, 0, 0.2); /* design-spec: confirm modal overlay lighter than --shadow-overlay */
}
.fa-confirm-modal__body {
    padding: 28px 28px 10px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.fa-confirm-modal__alva { margin: -8px auto 0; }
.fa-confirm-modal__title {
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 600;
    color: var(--fg);
    margin: 4px 0 0;
}
.fa-confirm-modal__message {
    font-size: 13px;
    color: var(--fg-2);
    margin: 0;
    line-height: 1.5;
    max-width: 360px;
}
.fa-confirm-modal__typing { width: 100%; margin-top: 12px; }
.fa-confirm-modal__typing-label { font-size: 12px; color: var(--fg-3); display: block; margin-bottom: 6px; }
.fa-confirm-modal__typing-input {
    width: 100%;
    padding: 8px 12px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--fg);
}
.fa-confirm-modal__typing-input:focus {
    outline: none;
    border-color: var(--danger);
    box-shadow: 0 0 0 3px var(--danger-glow);
}
.fa-confirm-modal__footer {
    padding: 16px 20px 20px;
    display: flex;
    justify-content: space-between;
    gap: 10px;
    border-top: none;
}
.fa-confirm-modal__form { display: inline-flex; }

/* ═══════════════════════════════════════════════════════════════════
   Accordion
   ═══════════════════════════════════════════════════════════════════ */

.fa-accordion {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.fa-accordion--flush { gap: 0; }
.fa-accordion--flush .fa-accordion__item { border-radius: 0; border-top: none; }
.fa-accordion--flush .fa-accordion__item:first-child { border-top: 1px solid var(--border); }

.fa-accordion__item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.fa-accordion__item[open] {
    border-color: var(--border-strong);
    box-shadow: 0 0 0 1px var(--primary-glow);
}

.fa-accordion__summary {
    padding: 12px 16px;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--fg);
    user-select: none;
    transition: background-color var(--t-fast);
}
.fa-accordion__summary::-webkit-details-marker { display: none; }
.fa-accordion__summary:hover { background: var(--bg); }
.fa-accordion__summary:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: -2px;
    border-radius: var(--r-md);
}

.fa-accordion__icon { color: var(--primary); font-size: 16px; }
.fa-accordion__title { flex: 1; }
.fa-accordion__badge {
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 2px 6px;
    background: var(--accent-tint);
    border-radius: var(--r-pill);
}
.fa-accordion__chevron {
    font-size: 12px;
    color: var(--fg-3);
    transition: transform var(--t-base) var(--ease-out);
}
.fa-accordion__item[open] .fa-accordion__chevron { transform: rotate(180deg); }

.fa-accordion__body {
    padding: 0 16px 14px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--fg-2);
}

/* ═══════════════════════════════════════════════════════════════════
   Tenant-Switch (Dropdown-Trigger + Panel-Positioning)
   ═══════════════════════════════════════════════════════════════════ */

.fa-tenant-switch {
    position: relative;
    display: inline-block;
}

.fa-tenant-switch__trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    cursor: pointer;
    text-align: left;
    transition: border-color var(--t-fast), background-color var(--t-fast);
    max-width: 220px;
}
.fa-tenant-switch__trigger:hover {
    border-color: var(--primary);
    background: var(--primary-tint);
}
.fa-tenant-switch__trigger:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.fa-tenant-switch__initials,
.fa-tenant-switch__item-initials {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-2);
    color: var(--primary);
    border-radius: var(--r-sm);
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.fa-tenant-switch__body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.fa-tenant-switch__name {
    font-family: var(--font-sans);
    font-size: 12.5px;
    font-weight: 500;
    color: var(--fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.fa-tenant-switch__hint {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--fg-3);
}
.fa-tenant-switch__chevron {
    color: var(--fg-3);
    font-size: 12px;
    transition: transform var(--t-fast);
}
.fa-tenant-switch__trigger[aria-expanded="true"] .fa-tenant-switch__chevron {
    transform: rotate(180deg);
}

.fa-tenant-switch__panel {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 280px;
    z-index: var(--z-dropdown, 10);
}
.fa-dropdown-panel--bottom-left { left: 0; }
.fa-dropdown-panel--bottom-right { right: 0; left: auto; }

.fa-tenant-switch__item-initials {
    width: 24px;
    height: 24px;
    font-size: 9px;
}

/* ═══════════════════════════════════════════════════════════════════
   Preferences-Modal (Aurora-Redesign)
   ═══════════════════════════════════════════════════════════════════ */

.fa-prefs-modal {
    position: fixed;
    inset: 0;
    background: rgb(10, 14, 26, 0.5);
    backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: var(--z-modal);
    animation: fa-prefs-fade-in var(--t-base) var(--ease-out);
}
.fa-prefs-modal.d-none { display: none; }

@keyframes fa-prefs-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.fa-prefs-modal__container {
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-overlay);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: fa-prefs-pop var(--t-base) var(--ease-out);
}

@keyframes fa-prefs-pop {
    from { transform: scale(0.95); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}

.fa-prefs-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-2);
}
.fa-prefs-modal__title {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 600;
    color: var(--fg);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.fa-prefs-modal__title i { color: var(--primary); font-size: 18px; }

.fa-prefs-modal__close {
    background: transparent;
    border: none;
    color: var(--fg-3);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 0 6px;
    transition: color var(--t-fast);
}
.fa-prefs-modal__close:hover { color: var(--fg); }

.fa-prefs-modal__body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 22px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.fa-prefs-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.fa-prefs-section:last-child { border-bottom: none; padding-bottom: 0; }

.fa-prefs-section__title {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary);
    margin: 0 0 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.fa-prefs-section__title i { font-size: 13px; }

/* Toggle-Slider (iOS-Style) */
.fa-prefs-toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}
.fa-prefs-toggle__input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
    width: 0; height: 0;
}
.fa-prefs-toggle__slider {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    background: var(--surface-3);
    border-radius: var(--r-pill);
    transition: background-color var(--t-fast);
    flex-shrink: 0;
}
.fa-prefs-toggle__slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: var(--surface);
    border-radius: 50%;
    box-shadow: 0 1px 3px rgb(0, 0, 0, 0.2); /* design-spec: toggle knob subtle depth */
    transition: transform var(--t-fast) var(--ease-out);
}
.fa-prefs-toggle__input:checked + .fa-prefs-toggle__slider {
    background: var(--primary);
}
.fa-prefs-toggle__input:checked + .fa-prefs-toggle__slider::after {
    transform: translateX(16px);
}
.fa-prefs-toggle__input:focus-visible + .fa-prefs-toggle__slider {
    box-shadow: 0 0 0 3px var(--primary-glow);
}
.fa-prefs-toggle__label {
    font-family: var(--font-sans);
    font-size: 13px;
    color: var(--fg);
}

.fa-prefs-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.fa-prefs-modal__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    background: var(--surface-2);
}

@media (max-width: 639.98px) {
    .fa-prefs-modal { padding: 0; align-items: stretch; }
    .fa-prefs-modal__container { max-width: 100%; max-height: 100vh; border-radius: 0; }
}