/* ── Design tokens (shared with styles_list.css) ── */
:root {
    --clr-primary: #2A9D8F;
    --clr-primary-dark: #21867A;
    --clr-accent: #E9A84C;
    --clr-accent-dark: #D4952F;
    --clr-bg: #F4F5F7;
    --clr-card: #FFFFFF;
    --clr-text: #2D3436;
    --clr-text-secondary: #636E72;
    --clr-border: #E0E0E0;
    --clr-danger: #E17055;
    --clr-success: #00B894;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font);
    background: var(--clr-bg);
    color: var(--clr-text);
    min-height: 100vh;
    padding-bottom: 80px;
}

body.no-scroll { overflow: hidden; }

/* ── Header ── */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--clr-primary);
    color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-user__name {
    font-size: 0.85rem;
    opacity: 0.9;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    border-right: 1px solid rgba(255,255,255,0.3);
    padding-right: 8px;
    color: white;
    text-decoration: none;
    cursor: pointer;
}

.header-user__name:hover { opacity: 1; }

.header-user__logout {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 4px;
    opacity: 0.8;
    transition: opacity 0.2s;
    display: flex;
    align-items: center;
}

.header-user__logout:hover { opacity: 1; }

.header-nav-link {
    color: white;
    opacity: 0.8;
    display: flex;
    align-items: center;
    padding: 4px;
    transition: opacity 0.2s;
    border-right: 1px solid rgba(255,255,255,0.3);
    padding-right: 8px;
}

.header-nav-link:hover { opacity: 1; }

.app-header h1 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* ── Main content ── */
main {
    max-width: 600px;
    margin: 0 auto;
    padding: 12px;
}

/* ── Empty state ── */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--clr-text-secondary);
}

.empty-state__icon { font-size: 3.5rem; margin-bottom: 16px; }
.empty-state__hint { font-size: 0.85rem; margin-top: 4px; }

/* ── Loading ── */
.loading {
    text-align: center;
    padding: 60px;
    color: var(--clr-text-secondary);
}

/* ── List card ── */
.list-card {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    background: var(--clr-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.15s;
}

.list-card:active { transform: scale(0.98); }

.list-card__body {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 16px;
    cursor: pointer;
    min-width: 0;
    gap: 12px;
}

.list-card__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.list-card__name {
    font-size: 1.05rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-card__meta {
    font-size: 0.8rem;
    color: var(--clr-text-secondary);
    margin-top: 2px;
}

.list-card__arrow {
    flex-shrink: 0;
    color: var(--clr-text-secondary);
}

.list-card__menu {
    background: none;
    border: none;
    border-left: 1px solid var(--clr-border);
    font-size: 1.2rem;
    color: var(--clr-text-secondary);
    cursor: pointer;
    padding: 16px 14px;
    align-self: stretch;
    transition: background 0.2s;
    line-height: 1;
}

.list-card__menu:hover { background: var(--clr-bg); }

/* ── FAB ── */
.fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--clr-accent);
    color: white;
    border: none;
    font-size: 1.8rem;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(233, 168, 76, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 16px rgba(233, 168, 76, 0.5);
}

.fab:active { transform: scale(0.95); }

/* ── Modal overlay ── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 200;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s;
}

.modal--visible {
    opacity: 1;
    pointer-events: auto;
}

.modal--visible .modal-sheet {
    transform: translateY(0);
}

/* ── Modal sheet ── */
.modal-sheet {
    background: var(--clr-card);
    border-radius: var(--radius) var(--radius) 0 0;
    width: 100%;
    max-width: 500px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px 8px;
}

.modal-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--clr-text-secondary);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

.modal-body {
    padding: 8px 20px 16px;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.modal-body p {
    font-size: 0.95rem;
    color: var(--clr-text-secondary);
    line-height: 1.4;
}

.modal-actions {
    display: flex;
    gap: 12px;
    padding: 12px 20px 20px;
    border-top: 1px solid var(--clr-border);
}

/* ── Buttons ── */
.btn-primary {
    flex: 1;
    padding: 12px;
    background: var(--clr-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary:hover { background: var(--clr-primary-dark); }

.btn-cancel {
    flex: 1;
    padding: 12px;
    background: var(--clr-bg);
    color: var(--clr-text);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-cancel:hover { background: var(--clr-border); }

.btn-danger {
    flex: 1;
    padding: 12px;
    background: var(--clr-danger);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-danger:hover { background: #C0392B; }

/* ── Form fields ── */
.field-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    margin-bottom: 12px;
}

.field-label input {
    display: block;
    width: 100%;
    margin-top: 4px;
    padding: 10px 12px;
    border: 2px solid var(--clr-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font);
    outline: none;
    transition: border-color 0.2s;
}

.field-label input:focus { border-color: var(--clr-primary); }

/* ── Context menu ── */
.context-menu {
    position: fixed;
    z-index: 300;
    background: var(--clr-card);
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    min-width: 170px;
    padding: 4px 0;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.9);
    transition: opacity 0.15s, transform 0.15s;
}

.context-menu--visible {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

.context-item {
    display: block;
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    text-align: left;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s;
    color: var(--clr-text);
    font-family: var(--font);
}

.context-item:hover { background: var(--clr-bg); }
.context-item--danger { color: var(--clr-danger); }

/* ── Checkbox label ── */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    margin-top: 8px;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--clr-primary);
    cursor: pointer;
}

/* ── Share users list ── */
.share-users-list {
    margin-top: 12px;
    max-height: 200px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ── List card badge ── */
.list-card__badge {
    font-size: 0.8rem;
    vertical-align: middle;
    margin-left: 4px;
}

/* ── Toast ── */
.toast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--clr-text);
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    z-index: 400;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
    max-width: calc(100vw - 32px);
    text-align: center;
    word-wrap: break-word;
}

.toast--visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast--error { background: var(--clr-danger); }

/* ── Responsive ── */
@media (min-width: 600px) {
    main { padding: 16px 0; }

    .modal-sheet {
        border-radius: var(--radius);
        margin-bottom: 5vh;
    }

    .modal-overlay { align-items: center; }
}

@media (max-width: 359px) {
    .app-header { padding: 10px 12px; }
    .app-header h1 { font-size: 1.1rem; }
    .list-card__body { padding: 12px; }
    .fab { width: 48px; height: 48px; font-size: 1.5rem; bottom: 16px; right: 16px; }
}