/* =============================================================
   SensibleTrip — hand-authored stylesheet (no build step, no framework)
   ============================================================= */

/* ---------- Design tokens ---------- */
:root {
    --font-sans: 'Instrument Sans', ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji',
        'Segoe UI Symbol', 'Noto Color Emoji';

    --color-white: #ffffff;

    --color-slate-50: #f8fafc;
    --color-slate-50-60: rgb(248 250 252 / .6);
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    --color-slate-950: #020617;

    --color-rose-50: #fff1f2;
    --color-rose-200: #fecdd3;
    --color-rose-500: #f43f5e;
    --color-rose-600: #e11d48;
    --color-rose-700: #be123c;
    --color-rose-800: #9f1239;

    --color-emerald-50: #ecfdf5;
    --color-emerald-200: #a7f3d0;
    --color-emerald-500: #10b981;
    --color-emerald-700: #047857;
    --color-emerald-800: #065f46;
    --color-emerald-900: #064e3b;

    --color-amber-50: #fffbeb;
    --color-amber-500: #f59e0b;
    --color-amber-600: #d97706;
    --color-amber-700: #b45309;
    --color-amber-800: #92400e;
    --color-amber-900: #78350f;

    --color-sky-50: #f0f9ff;
    --color-sky-100: #e0f2fe;
    --color-sky-500: #0ea5e9;
    --color-sky-700: #0369a1;
    --color-sky-900: #0c4a6e;

    --color-orange-50: #fff7ed;
    --color-orange-500: #f97316;
    --color-orange-700: #c2410c;
    --color-orange-900: #7c2d12;

    --color-violet-50: #f5f3ff;
    --color-violet-500: #8b5cf6;
    --color-violet-700: #6d28d9;
    --color-violet-900: #4c1d95;

    --color-cyan-50: #ecfeff;
    --color-cyan-500: #06b6d4;
    --color-cyan-700: #0e7490;
    --color-cyan-900: #164e63;

    --color-indigo-50: #eef2ff;
    --color-indigo-400: #818cf8;
    --color-indigo-500: #6366f1;
    --color-indigo-700: #4338ca;
    --color-indigo-900: #312e81;

    --radius: 0.25rem;
    --radius-xl: 0.75rem;
    --radius-full: 9999px;

    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

/* ---------- Reset & base ---------- */
*, *::before, *::after {
    box-sizing: border-box;
    border: 0 solid var(--color-slate-200);
}

html {
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--color-slate-100);
    color: var(--color-slate-900);
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, p, ul, ol, dl, dd, figure {
    margin: 0;
}

ul, ol {
    padding: 0;
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    cursor: pointer;
}

input, select, textarea {
    font: inherit;
    color: inherit;
}

svg {
    display: block;
}

.hidden {
    display: none !important;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ---------- Type helpers ---------- */
.page-title {
    font-size: 1.875rem;
    line-height: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: 1.125rem;
    line-height: 1.75rem;
    font-weight: 600;
    color: var(--color-slate-900);
}

.section-subtitle {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

.section-body { margin-top: 0.75rem; }
.page-body { margin-top: 1.5rem; }

.eyebrow {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-slate-400);
}

.option-title {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-900);
}

.help-text {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

/* ---------- Layout ---------- */
.page {
    max-width: 72rem;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.container-sm { max-width: 24rem; margin: 0 auto; }
.container-xl { max-width: 36rem; margin: 0 auto; }

/* ---------- Vertical rhythm ("stack") ---------- */
.stack-xs > * + * { margin-top: 0.125rem; }
.stack-sm > * + * { margin-top: 0.75rem; }
.stack > * + * { margin-top: 1rem; }
.stack-lg > * + * { margin-top: 1.5rem; }
.stack-xl > * + * { margin-top: 2.5rem; }

/* ---------- Site header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid var(--color-slate-200);
    background: var(--color-white);
}

.site-header__bar {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.brand__mark {
    display: flex;
    height: 2rem;
    width: 2rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--color-rose-600);
    color: var(--color-white);
}

.brand__mark svg { height: 1rem; width: 1rem; }

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
}

.header-link {
    font-weight: 500;
    color: var(--color-slate-500);
    transition: color .15s ease;
}

.header-link:hover { color: var(--color-slate-900); }

.header-link--cta {
    border-radius: var(--radius);
    background: var(--color-rose-600);
    padding: 0.375rem 0.75rem;
    font-weight: 500;
    color: var(--color-white);
    transition: background-color .15s ease;
}

.header-link--cta:hover { background: var(--color-rose-700); }

.trip-nav-bar {
    border-top: 1px solid var(--color-slate-100);
    background: var(--color-slate-50-60);
}

.trip-nav-bar__inner {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trip-nav-bar__name {
    margin-right: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-slate-900);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.trip-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
}

.trip-nav__link {
    border-bottom: 2px solid transparent;
    padding: 0.75rem;
    font-weight: 500;
    color: var(--color-slate-500);
    transition: color .15s ease, border-color .15s ease;
}

.trip-nav__link:hover { color: var(--color-slate-900); }

.trip-nav__link.is-active {
    border-bottom-color: var(--color-rose-600);
    color: var(--color-slate-900);
}

/* ---------- Auth pages ---------- */
.auth-form { margin-top: 1.5rem; }

.auth-footer {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

.auth-footer a {
    font-weight: 500;
    color: var(--color-rose-600);
}

.auth-footer a:hover { color: var(--color-rose-700); }

.button-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* ---------- Buttons ---------- */
.btn-primary {
    display: inline-block;
    border-radius: var(--radius);
    background: var(--color-rose-600);
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-white);
    text-align: center;
    transition: background-color .15s ease;
}

.btn-primary:hover { background: var(--color-rose-700); }

.btn-primary--block { display: block; width: 100%; }

.btn-secondary {
    display: inline-block;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-300);
    background: var(--color-white);
    padding: 0.375rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-slate-700);
    transition: background-color .15s ease;
}

.btn-secondary:hover { background: var(--color-slate-50); }

/* Matches .btn-primary's rendered height exactly — its padding is the same
   0.625rem, minus 1px per side to offset this button's extra 1px border. */
.btn-secondary--lg { padding: 0.5625rem 1.25rem; }

.btn-link-muted {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-500);
    transition: color .15s ease;
}

.btn-link-muted:hover { color: var(--color-slate-900); }

.btn-link-danger {
    font-size: 0.875rem;
    color: var(--color-rose-600);
    transition: color .15s ease;
}

.btn-link-danger:hover { color: var(--color-rose-800); }

.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    padding: 0.375rem;
    color: var(--color-slate-400);
    transition: background-color .15s ease, color .15s ease;
}

.icon-btn:hover { background: var(--color-slate-100); color: var(--color-slate-600); }
.icon-btn svg { height: 1.25rem; width: 1.25rem; }

.view-toggle {
    display: inline-flex;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-300);
    overflow: hidden;
}

.view-toggle__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.625rem;
    background: var(--color-white);
    color: var(--color-slate-500);
    transition: background-color .15s ease, color .15s ease;
}

.view-toggle__btn + .view-toggle__btn { border-left: 1px solid var(--color-slate-300); }
.view-toggle__btn:hover { background: var(--color-slate-50); }
.view-toggle__btn.is-active { background: var(--color-slate-100); color: var(--color-slate-900); }
.view-toggle__btn svg { height: 1.125rem; width: 1.125rem; }

/* ---------- Cards ---------- */
.card {
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem;
}

.empty-state {
    margin-top: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem;
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

.list-card {
    margin-top: 0.75rem;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
}

.list-card > * + * { border-top: 1px solid var(--color-slate-200); }

.list-card__row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
}

.list-card__link-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    transition: background-color .15s ease;
}

.list-card__link-row:hover { background: var(--color-slate-50); }

.list-card__icon {
    height: 1.25rem;
    width: 1.25rem;
    flex-shrink: 0;
}

.list-card__body { min-width: 0; flex: 1; }
.list-card__badge { flex-shrink: 0; }

.list-card__action {
    flex-shrink: 0;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-500);
    transition: color .15s ease;
}

.list-card__action:hover { color: var(--color-slate-900); }

/* ---------- Forms ---------- */
.field__label, .label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-700);
}

.label-sm {
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.error-text {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-rose-600);
}

.input {
    margin-top: 0.25rem;
    display: block;
    width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-300);
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    background: var(--color-white);
}

.input:focus {
    outline: none;
    border-color: var(--color-slate-900);
    box-shadow: 0 0 0 1px var(--color-slate-900);
}

.input--muted {
    background: var(--color-slate-50);
    color: var(--color-slate-600);
}

textarea.input { resize: vertical; }

.file-input {
    margin-top: 0.25rem;
    display: block;
    font-size: 0.875rem;
}

.checkbox {
    height: 1rem;
    width: 1rem;
    flex-shrink: 0;
    border-radius: 0.25rem;
    border: 1px solid var(--color-slate-300);
}

.checkbox:focus {
    outline: none;
    box-shadow: 0 0 0 1px var(--color-slate-900);
}

.checkbox--accent { accent-color: var(--color-slate-900); }

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label--top { align-items: flex-start; gap: 0.75rem; }
.checkbox-label--top .checkbox { margin-top: 0.125rem; }

.checkbox-label__text { font-size: 0.875rem; color: var(--color-slate-700); }

/* An icon button pinned inside the right edge of a text input — used for
   both the password show/hide toggle and the share-link copy button. */
.field-with-action {
    position: relative;
    margin-top: 0.25rem;
}

.field-with-action .input {
    margin-top: 0;
    padding-right: 2.75rem;
}

.field-action-btn {
    position: absolute;
    top: 50%;
    right: 0.5rem;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    padding: 0.25rem;
    color: var(--color-slate-400);
    transition: color .15s ease;
}

.field-action-btn:hover { color: var(--color-slate-600); }
.field-action-btn svg { height: 1.125rem; width: 1.125rem; }

.field-action-btn .icon-eye-off,
.field-action-btn .icon-check { display: none; }
.field-action-btn.is-showing .icon-eye { display: none; }
.field-action-btn.is-showing .icon-eye-off { display: block; }
.field-action-btn.is-copied .icon-copy { display: none; }
.field-action-btn.is-copied .icon-check { display: block; }
.field-action-btn.is-copied { color: var(--color-emerald-500); }

.form-grid-2 {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .form-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .span-2 { grid-column: span 2 / span 2; }
}

.form-section {
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem;
}

.form-section-title {
    margin-bottom: 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-slate-500);
}

.address-box {
    margin-top: 0.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-100);
    background: rgb(248 250 252 / .6);
    padding: 0.75rem;
}

.divider-top {
    border-top: 1px solid var(--color-slate-100);
    padding-top: 1rem;
}

.share-link-field { margin-top: 1rem; }

.danger-zone {
    border-top: 1px solid var(--color-slate-200);
    padding-top: 1.5rem;
}

/* ---------- Category type picker ---------- */
.category-grid {
    margin-top: 0.25rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
}

@media (min-width: 640px) {
    .category-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    .category-grid { grid-template-columns: repeat(7, minmax(0, 1fr)); }
}

.category-option { cursor: pointer; }

.category-option__input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.category-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 0.75rem 0.5rem;
    text-align: center;
    color: var(--cat-accent);
    transition: border-color .15s ease;
}

.category-tile:hover { border-color: var(--color-slate-400); }

.category-option__input:checked + .category-tile {
    border-color: var(--color-slate-700);
    background: var(--color-slate-100);
}

.category-option__input:focus-visible + .category-tile {
    box-shadow: 0 0 0 2px var(--color-white), 0 0 0 4px var(--color-slate-400);
}

.category-tile svg { height: 1.5rem; width: 1.5rem; }

.category-tile__label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-slate-700);
}

.category-option__input:checked + .category-tile .category-tile__label {
    font-weight: 600;
    color: var(--color-slate-900);
}

.category-icon { color: var(--cat-accent); }

.category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    border-radius: var(--radius-full);
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--cat-bg);
    color: var(--cat-badge-text);
}

.category-badge svg { height: 0.875rem; width: 0.875rem; }

/* Category accent variables, keyed to each ItemCategory value */
.category--flight   { --cat-accent: var(--color-sky-500);     --cat-bg: var(--color-sky-50);     --cat-text: var(--color-sky-900);     --cat-badge-text: var(--color-sky-700); }
.category--train    { --cat-accent: var(--color-orange-500);  --cat-bg: var(--color-orange-50);  --cat-text: var(--color-orange-900);  --cat-badge-text: var(--color-orange-700); }
.category--lodging  { --cat-accent: var(--color-violet-500);  --cat-bg: var(--color-violet-50);  --cat-text: var(--color-violet-900);  --cat-badge-text: var(--color-violet-700); }
.category--activity { --cat-accent: var(--color-emerald-500); --cat-bg: var(--color-emerald-50); --cat-text: var(--color-emerald-900); --cat-badge-text: var(--color-emerald-700); }
.category--meal     { --cat-accent: var(--color-amber-500);   --cat-bg: var(--color-amber-50);   --cat-text: var(--color-amber-900);   --cat-badge-text: var(--color-amber-700); }
.category--drive    { --cat-accent: var(--color-cyan-500);    --cat-bg: var(--color-cyan-50);    --cat-text: var(--color-cyan-900);    --cat-badge-text: var(--color-cyan-700); }
.category--other    { --cat-accent: var(--color-slate-500);   --cat-bg: var(--color-slate-50);   --cat-text: var(--color-slate-900);   --cat-badge-text: var(--color-slate-700); }

/* ---------- Status badges ---------- */
.status-badge {
    display: inline-block;
    border-radius: var(--radius);
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge--positive { background: var(--color-emerald-50); color: var(--color-emerald-700); }
.status-badge--warning { background: var(--color-amber-50); color: var(--color-amber-700); }

/* ---------- Toasts ---------- */
.toast-stack {
    pointer-events: none;
    position: fixed;
    inset-inline: 1rem;
    bottom: 1rem;
    z-index: 50;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

@media (min-width: 640px) {
    .toast-stack { inset-inline: auto; right: 1.5rem; }
}

.toast {
    pointer-events: auto;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    width: 100%;
    max-width: 24rem;
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid transparent;
    opacity: 1;
    transform: translateY(0);
    transition: opacity .3s ease, transform .3s ease;
}

.toast.is-leaving { opacity: 0; transform: translateY(4px); }

.toast--success { border-color: var(--color-emerald-200); background: var(--color-emerald-50); color: var(--color-emerald-800); }
.toast--error { border-color: var(--color-rose-200); background: var(--color-rose-50); color: var(--color-rose-800); }

.toast__icon { margin-top: 0.125rem; height: 1rem; width: 1rem; flex-shrink: 0; }
.toast__message { flex: 1; }

.toast__close { flex-shrink: 0; font-size: 1rem; line-height: 1; }
.toast--success .toast__close { color: var(--color-emerald-500); }
.toast--success .toast__close:hover { color: var(--color-emerald-700); }
.toast--error .toast__close { color: var(--color-rose-500); }
.toast--error .toast__close:hover { color: var(--color-rose-700); }

/* ---------- Modal (add / edit item) ---------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 45;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgb(15 23 42 / .5);
    padding: 0.75rem;
}

@media (min-width: 640px) {
    .modal-backdrop { padding: 1.5rem; }
}

.modal-panel {
    display: flex;
    height: 100%;
    max-height: 95vh;
    width: 100%;
    max-width: 56rem;
    flex-direction: column;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: var(--color-white);
    box-shadow: var(--shadow-2xl);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--color-slate-200);
    padding: 1rem 1.5rem;
}

.modal-title-group {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-slate-900);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.modal-body__inner {
    max-width: 48rem;
    margin: 0 auto;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border-top: 1px solid var(--color-slate-200);
    padding: 1rem 1.5rem;
}


/* ---------- Item popover ---------- */
#item-popover {
    position: fixed;
    z-index: 50;
}

.popover-arrow {
    position: absolute;
    height: 0;
    width: 0;
    border: 9px solid transparent;
}

.popover-box {
    position: relative;
    width: 380px;
    max-width: calc(100vw - 2rem);
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1.25rem;
    box-shadow: var(--shadow-lg);
}

.popover-box__inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.popover-content { min-width: 0; flex: 1; }

.popover-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: -0.375rem -0.375rem -0.375rem 0.375rem;
    flex-shrink: 0;
    padding: 0.375rem;
    border-radius: var(--radius);
    color: var(--color-slate-500);
    transition: background-color .15s ease, color .15s ease;
}

.popover-close-btn svg { height: 1.125rem; width: 1.125rem; }

.popover-close-btn:hover { background: var(--color-slate-100); color: var(--color-slate-900); }

.popover-box__grabber {
    display: none;
    width: 100%;
    padding: 0.875rem 0;
    touch-action: none;
    cursor: grab;
}

.popover-box__grabber::before {
    content: '';
    display: block;
    width: 2.5rem;
    height: 0.25rem;
    margin: 0 auto;
    border-radius: var(--radius-full);
    background: var(--color-slate-300);
}

.popover-box__grabber:active { cursor: grabbing; }
.popover-box__grabber:active::before { background: var(--color-slate-400); }

/* Below this width the popover isn't a small card pinned next to the tapped
   item — it's a full-width sheet that slides up from the bottom, over a
   dimmed backdrop, which is friendlier to tap and doesn't need to dodge
   screen edges the way a floating card does. */
@media (max-width: 767.98px) {
    #item-popover {
        inset: 0;
        /* iOS Safari's fixed-position elements are laid out against the
           layout viewport, not the actual visible one — as the address
           bar/toolbar shows or hides, that leaves a gap at the bottom equal
           to its height. 100dvh tracks the real visible viewport; the JS
           in app.js sets an even more precise inline height from
           visualViewport for browsers where dvh support is inconsistent. */
        height: 100vh;
        height: 100dvh;
        display: flex;
        align-items: flex-end;
        justify-content: center;
        background: rgb(15 23 42 / 0);
        transition: background-color .25s ease;
    }

    #item-popover.is-open {
        background: rgb(15 23 42 / .5);
    }

    .popover-arrow { display: none; }

    .popover-close-btn { padding: 0.75rem; margin: -0.75rem -0.75rem -0.75rem 0.375rem; }

    .popover-box {
        width: 100%;
        max-width: none;
        max-height: 85vh;
        overflow-y: auto;
        border-radius: 1rem 1rem 0 0;
        padding: 0.75rem 1.25rem 1.5rem;
        transform: translateY(100%);
        transition: transform .25s ease;
    }

    #item-popover.is-open .popover-box {
        transform: translateY(0);
    }

    .popover-box__grabber { display: block; }
}

.popover-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.popover-category {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.popover-category svg { height: 1rem; width: 1rem; }

.popover-category__label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-slate-500);
}

.popover-title {
    margin-top: 0.25rem;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-slate-900);
}

.hero-block {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    column-gap: 0.75rem;
    border-radius: var(--radius);
    background: var(--color-slate-50);
    padding: 1rem;
}

.hero-block__label {
    min-width: 0;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-slate-400);
}

.hero-block__location {
    margin-top: 0.25rem;
    min-width: 0;
    overflow-wrap: break-word;
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1.375;
    color: var(--color-slate-700);
}

.hero-block__time {
    margin-top: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    line-height: 1;
    color: var(--color-slate-900);
}

.hero-block__date {
    margin-top: 0.375rem;
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.hero-block--end { text-align: right; }

.hero-block__duration {
    margin-top: 0.375rem;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-slate-500);
}

.hero-block__arrow {
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0 0.5rem;
}

.hero-block__arrow-line {
    height: 1px;
    width: 0.75rem;
    flex-shrink: 0;
    border-top: 1px dashed var(--color-slate-300);
}

@media (min-width: 640px) {
    .hero-block__arrow-line { width: 1rem; }
}

.hero-block__arrow-circle {
    display: flex;
    height: 1.75rem;
    width: 1.75rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-slate-300);
    background: var(--color-white);
    color: var(--color-slate-400);
}

.hero-block__arrow-circle svg { height: 1rem; width: 1rem; }

.detail-rows {
    margin-top: 1rem;
    border-top: 1px solid var(--color-slate-100);
}

.detail-rows > * + * { border-top: 1px solid var(--color-slate-100); }

.detail-row {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    padding: 0.625rem 0;
}

.detail-row__value {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-900);
}

.detail-row__caption {
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.confirmation-block { margin-top: 1rem; }

.confirmation-code {
    margin-top: 0.25rem;
    display: inline-block;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-slate-50);
    padding: 0.25rem 0.625rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--color-slate-900);
}

.notes-block {
    margin-top: 1rem;
    border-top: 1px dashed var(--color-slate-200);
    padding-top: 0.75rem;
}

.popover-edit-link { margin-top: 1.25rem; }

.notes-text {
    margin-top: 0.25rem;
    white-space: pre-wrap;
    font-size: 0.875rem;
    color: var(--color-slate-600);
}

/* ---------- Calendar ---------- */

/* The grid needs real width to stay legible with 7 day columns — below that,
   show the day-by-day agenda list instead. Mobile-first: list by default. */
.calendar-desktop { display: none; }
.calendar-mobile { display: block; }

@media (min-width: 768px) {
    .calendar-desktop { display: block; }
    .calendar-mobile { display: none; }
}

/* The view-toggle button overrides the automatic, viewport-driven choice
   above — these are more specific than both the bare and media-query rules,
   so they win at any width once a preference is set. */
[data-calendar-view][data-view-force="grid"] .calendar-desktop { display: block; }
[data-calendar-view][data-view-force="grid"] .calendar-mobile { display: none; }
[data-calendar-view][data-view-force="list"] .calendar-desktop { display: none; }
[data-calendar-view][data-view-force="list"] .calendar-mobile { display: block; }

.calendar-week {
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
}

.calendar-grid {
    display: grid;
    grid-template-columns: 4.5rem repeat(7, minmax(0, 1fr));
}

.calendar-week__header {
    border-bottom: 1px solid var(--color-slate-200);
}

.calendar-day-header {
    position: relative;
    border-left: 1px solid var(--color-slate-100);
    padding: 0.75rem 0.5rem;
    text-align: center;
    background: var(--color-slate-50-60);
}

.calendar-day-header--out {
    background: var(--color-slate-50);
    color: var(--color-slate-400);
}

.day-add-btn {
    position: absolute;
    right: 0.25rem;
    top: 0.25rem;
    display: flex;
    height: 1.25rem;
    width: 1.25rem;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-300);
    background: var(--color-white);
    color: var(--color-slate-500);
    transition: border-color .15s ease, color .15s ease;
}

.day-add-btn:hover { border-color: var(--color-slate-400); color: var(--color-slate-900); }
.day-add-btn svg { height: 0.75rem; width: 0.75rem; }

.calendar-day-header__date {
    margin-top: 0.25rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-slate-900);
}

.calendar-day-header--out .calendar-day-header__date { color: var(--color-slate-400); }

.calendar-day-header__cities {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.calendar-day-todos { margin-top: 0.25rem; }

.calendar-day-todo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--color-indigo-700);
}

.calendar-day-todo svg { height: 0.75rem; width: 0.75rem; flex-shrink: 0; }

.calendar-day-todo.is-done { color: var(--color-slate-400); text-decoration: line-through; }

.calendar-day-todo__title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calendar-spanning-row {
    row-gap: 0.375rem;
    border-bottom: 1px solid var(--color-slate-200);
    background: var(--color-slate-50-60);
    padding: 0.375rem 0;
}

.calendar-item {
    border-radius: var(--radius);
    font-size: 0.75rem;
    line-height: 1.25;
    text-align: left;
    background: var(--cat-bg);
    color: var(--cat-text);
    transition: opacity .15s ease;
    overflow: hidden;
}

.calendar-item:hover { opacity: .8; }

.calendar-item--spanning {
    margin: 0 0.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    border-left: 4px solid var(--cat-accent);
    padding: 0.375rem 0.5rem;
    font-weight: 500;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.calendar-item--timed {
    position: absolute;
    inset-inline: 0.125rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    border-left: 3px solid var(--cat-accent);
    padding: 0.125rem 0.375rem;
}

.calendar-item__title-row {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calendar-item__title-row--medium {
    width: 100%;
    font-weight: 500;
}

.calendar-item__title-row svg {
    height: 0.75rem;
    width: 0.75rem;
    flex-shrink: 0;
}

.calendar-item__unbooked-icon { height: 0.75rem; width: 0.75rem; flex-shrink: 0; color: var(--color-amber-600); }

.calendar-item__time {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--color-slate-600);
}

.calendar-item__time-line {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--color-slate-600);
}

.calendar-axis {
    position: relative;
    border-left: 1px solid transparent;
}

.calendar-axis__label {
    position: absolute;
    right: 0.25rem;
    transform: translateY(-50%);
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.calendar-day-column {
    position: relative;
    overflow: hidden;
    border-left: 1px solid var(--color-slate-100);
}

.calendar-day-column--out { background: var(--color-slate-50); }

.calendar-todo-chip {
    position: absolute;
    inset-inline: 0.125rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    overflow: hidden;
    border-radius: var(--radius);
    border-left: 3px solid var(--color-indigo-500);
    background: var(--color-indigo-50);
    padding: 0.125rem 0.375rem;
    text-align: left;
    font-size: 0.75rem;
    line-height: 1.25;
    color: var(--color-indigo-900);
}

.calendar-todo-chip svg { height: 0.75rem; width: 0.75rem; flex-shrink: 0; }

.calendar-todo-chip__title.is-done { color: var(--color-indigo-400); text-decoration: line-through; }

/* ---------- Calendar: mobile day list ---------- */
.day-card {
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
}

.day-card--out { opacity: .6; }

.day-card__header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid var(--color-slate-200);
    background: var(--color-slate-50-60);
    padding: 0.625rem 1rem;
}

.day-card__heading { flex: 1; min-width: 0; }

.day-card__weekday { font-size: 11px; }

.day-card__date {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--color-slate-900);
}

.day-card__cities {
    margin-top: 0.125rem;
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.day-card__empty {
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    color: var(--color-slate-400);
}

.day-card__list > * + * { border-top: 1px solid var(--color-slate-100); }

.day-item {
    display: flex;
    width: 100%;
    align-items: flex-start;
    gap: 0.625rem;
    border-left: 3px solid var(--cat-accent, var(--color-slate-300));
    padding: 0.625rem 1rem;
    text-align: left;
    transition: background-color .15s ease;
}

.day-item:hover { background: var(--color-slate-50); }

.day-item svg {
    height: 1rem;
    width: 1rem;
    flex-shrink: 0;
    margin-top: 0.125rem;
    color: var(--cat-accent);
}

.day-item__body { min-width: 0; flex: 1; }

.day-item__title {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-900);
}

.day-item__time {
    margin-top: 0.125rem;
    font-size: 0.8125rem;
    color: var(--color-slate-500);
}

.day-item__unbooked-icon { height: 0.875rem; width: 0.875rem; flex-shrink: 0; margin-top: 0; color: var(--color-amber-600); }

.day-item--todo { border-left-color: var(--color-indigo-500); }
.day-item--todo svg { color: var(--color-indigo-500); }
.day-item--todo .day-item__title.is-done { color: var(--color-slate-400); text-decoration: line-through; }

/* ---------- Trips index ---------- */
.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.trip-list { margin-top: 1.5rem; }
.trip-list > * + * { margin-top: 0.75rem; }

.trip-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem 1.25rem;
    transition: border-color .15s ease;
}

.trip-row:hover { border-color: var(--color-slate-400); }

.trip-row__info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.trip-row__icon {
    display: flex;
    height: 2.5rem;
    width: 2.5rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--color-sky-100);
    color: var(--color-sky-700);
}

.trip-row__icon svg { height: 1.25rem; width: 1.25rem; }

.trip-row__name {
    font-weight: 600;
    color: var(--color-slate-900);
    transition: color .15s ease;
}

.trip-row:hover .trip-row__name { color: var(--color-slate-950); }

.trip-row__destination, .trip-row__dates {
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

/* ---------- Trip header card (calendar page) ---------- */
.trip-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem 1.25rem;
}

.trip-header__meta {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

/* ---------- Todos ---------- */
.todo-fields-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

@media (min-width: 640px) {
    .todo-fields-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .todo-fields-grid .span-2 { grid-column: span 2 / span 2; }
    .todo-fields-grid .span-4 { grid-column: span 4 / span 4; }
}

.todo-add-form {
    margin-top: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-200);
    background: var(--color-white);
    padding: 1rem;
}

.todo-check {
    display: flex;
    height: 1.25rem;
    width: 1.25rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    border: 1px solid var(--color-slate-300);
    background: var(--color-white);
    transition: border-color .15s ease;
}

.todo-check:hover { border-color: var(--color-slate-400); }

.todo-check.is-done {
    border-color: var(--color-slate-900);
    background: var(--color-slate-900);
    color: var(--color-white);
}

.todo-check svg { height: 0.75rem; width: 0.75rem; }

.todo-row__link { min-width: 0; flex: 1; }

.todo-row__title {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-900);
}

.todo-row__title.is-done { color: var(--color-slate-400); text-decoration: line-through; }

.todo-row__due {
    display: block;
    font-size: 0.875rem;
    color: var(--color-slate-500);
}