/*
 * Liste Cadeau — feuille de style unique, CSS natif (variables, grille, flex). Pas de framework.
 * Mobile d'abord ; thème sombre automatique (prefers-color-scheme).
 */

:root {
    --bg: #fbf8f3;
    --surface: #ffffff;
    --surface-2: #f4efe7;
    --text: #1f2328;
    --text-muted: #6b6258;
    --border: #e5ded3;
    --accent: #b3261e;
    --accent-hover: #93201a;
    --accent-contrast: #ffffff;
    --accent-soft: #fbe9e7;
    --success: #1e6b3a;
    --success-soft: #e3f3e8;
    --danger: #b3261e;
    --focus: #1d5fd1;

    --radius: 12px;
    --radius-small: 8px;
    --shadow: 0 1px 2px rgb(0 0 0 / 6%), 0 4px 16px rgb(0 0 0 / 6%);
    --gutter: 16px;
    --max-width: 960px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #171513;
        --surface: #221f1c;
        --surface-2: #2b2723;
        --text: #f2ede6;
        --text-muted: #b3a99d;
        --border: #3a352f;
        --accent: #ef6b5f;
        --accent-hover: #f4887e;
        --accent-contrast: #1b0f0d;
        --accent-soft: #3a1f1c;
        --success: #7fd19b;
        --success-soft: #1d3324;
        --danger: #ff8a80;
        --focus: #8ab4ff;
        --shadow: 0 1px 2px rgb(0 0 0 / 40%);

        color-scheme: dark;
    }
}

/* Base */
*,
*::before,
*::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.55;
    background: var(--bg);
    color: var(--text);
}

h1,
h2,
h3 {
    line-height: 1.2;
    margin: 0 0 0.6em;
}

h1 {
    font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.1rem);
}

h2 {
    font-size: 1.25rem;
    margin-top: 1.6em;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--accent);
    text-underline-offset: 2px;
}

a:hover {
    color: var(--accent-hover);
}

:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
}

img {
    max-width: 100%;
    height: auto;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

a.visually-hidden:focus {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 100;
    width: auto;
    height: auto;
    padding: 8px 14px;
    clip-path: none;
    background: var(--surface);
    border-radius: var(--radius-small);
    box-shadow: var(--shadow);
}

/* Structure */
.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 12px;
    padding: 10px var(--gutter);
    padding-top: max(10px, env(safe-area-inset-top));
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    text-decoration: none;
    white-space: nowrap;
}

.brand img {
    width: 28px;
    height: 28px;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.site-nav a:not(.button) {
    text-decoration: none;
    font-weight: 500;
}

.nav-user {
    color: var(--text-muted);
    font-weight: 500;
}

.container {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 24px var(--gutter) 48px;
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 20px;
    padding: 20px var(--gutter);
    padding-bottom: max(20px, env(safe-area-inset-bottom));
    border-top: 1px solid var(--border);
    font-size: 0.875rem;
}

.site-footer a {
    color: var(--text-muted);
}

/* Boutons */
.button,
button.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s;
}

.button:hover {
    background: var(--surface-2);
    color: var(--text);
}

.button-primary,
button.button-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--accent-contrast);
}

.button-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--accent-contrast);
}

.button-small {
    min-height: 36px;
    padding: 6px 12px;
    font-size: 0.9rem;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.link-button {
    padding: 0;
    border: 0;
    background: none;
    color: var(--accent);
    font: inherit;
    font-weight: 500;
    cursor: pointer;
}

.link-button:hover {
    text-decoration: underline;
}

.inline-form {
    display: inline;
    margin: 0;
}

/* Formulaires */
form {
    margin: 0 0 1rem;
}

.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="url"],
.field input[type="number"],
.field input[type="date"],
.field select,
.field textarea {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--focus);
    outline: 2px solid color-mix(in srgb, var(--focus) 35%, transparent);
    outline-offset: 0;
}

.field-invalid input,
.field-invalid select,
.field-invalid textarea {
    border-color: var(--danger);
}

.field-hint {
    margin: 6px 0 0;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.field-error {
    margin: 6px 0 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--danger);
}

.field-checkbox {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 4px 10px;
    align-items: start;
}

.field-checkbox input {
    width: 20px;
    height: 20px;
    margin: 3px 0 0;
    accent-color: var(--accent);
}

.field-checkbox label {
    margin: 0;
    font-weight: 400;
}

.field-checkbox .field-error {
    grid-column: 2;
}

/* Messages */
.flash {
    margin: 0 0 20px;
    padding: 12px 16px;
    border-radius: var(--radius-small);
    background: var(--success-soft);
    color: var(--success);
    font-weight: 600;
}

.notice {
    padding: 10px 14px;
    border-radius: var(--radius-small);
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
}

/* Cartes */
.card,
.auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
}

.auth-card {
    max-width: 440px;
    margin: 8px auto;
}

.auth-card button[type="submit"] {
    width: 100%;
}

.auth-alt {
    margin: 12px 0 0;
    text-align: center;
    font-size: 0.95rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
    gap: 16px;
}

/* Accueil */
.hero {
    padding: 24px 0 8px;
    text-align: center;
}

.hero p {
    max-width: 36em;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.hero .button-row {
    justify-content: center;
    margin-top: 20px;
}

.features {
    margin-top: 40px;
}

.features h2 {
    margin-top: 0;
    font-size: 1.05rem;
}

.features p {
    margin: 0;
    color: var(--text-muted);
}

.empty-state {
    padding: 40px 24px;
    text-align: center;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
}

.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 20px;
}

.page-header h1 {
    margin: 0;
}

/* Cartes cliquables, badges, rôles */
.card-link {
    display: block;
    color: inherit;
    text-decoration: none;
    transition: border-color 0.15s, transform 0.15s;
}

.card-link:hover {
    color: inherit;
    border-color: var(--accent);
    transform: translateY(-1px);
}

.card-link h2 {
    margin: 8px 0 4px;
    font-size: 1.15rem;
}

.card-meta {
    margin: 4px 0 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-muted {
    background: var(--surface-2);
    color: var(--text-muted);
}

.role {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.role-owner,
.role-admin {
    color: var(--accent);
}

.lead {
    color: var(--text-muted);
    max-width: 42em;
}

.list-description {
    max-width: 42em;
}

/* Formulaires en carte */
.form-card {
    max-width: 640px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.form-inline-card {
    margin-top: 32px;
}

.form-inline-card h2 {
    margin-top: 0;
}

/* Membres */
.member-list {
    margin: 0;
    padding: 0;
    list-style: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.member-list li {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 12px;
    padding: 12px 16px;
}

.member-list li + li {
    border-top: 1px solid var(--border);
}

.member-name {
    font-weight: 600;
    margin-right: auto;
}

/* Zone dangereuse */
.danger-zone {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.danger-zone form {
    margin: 0;
}

.button-danger,
button.button-danger {
    border-color: var(--danger);
    color: var(--danger);
}

.button-danger:hover {
    background: var(--danger);
    color: var(--accent-contrast);
}

.link-danger {
    color: var(--danger);
}

/* Cadeaux */
.section-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin: 1.6em 0 0.8em;
}

.section-header h2 {
    margin: 0;
}

.item-list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--success);
    border-radius: var(--radius);
    scroll-margin-top: 80px;
}

.item-reserved {
    border-left-color: #c98a00;
}

.item-purchased {
    border-left-color: var(--text-muted);
}

.item-purchased .item-name {
    color: var(--text-muted);
}

.item-name {
    margin: 0 0 4px;
    font-size: 1.05rem;
}

.item-name a {
    color: var(--text);
}

.item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 14px;
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.price {
    font-weight: 700;
    color: var(--text);
}

.priority-3 {
    color: var(--accent);
    font-weight: 600;
}

.item-comment {
    margin: 8px 0 0;
    font-size: 0.95rem;
}

.item-status {
    margin: 0 0 6px;
    font-weight: 700;
}

.status-available {
    color: var(--success);
}

.status-reserved {
    color: #a06e00;
}

.status-purchased {
    color: var(--text-muted);
}

.item-actions,
.item-admin {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 14px;
}

.item-admin {
    margin-top: 10px;
    font-size: 0.9rem;
}

@media (prefers-color-scheme: dark) {
    .item-reserved {
        border-left-color: #e0b44a;
    }

    .status-reserved {
        color: #e0b44a;
    }
}

@media (min-width: 720px) {
    .item {
        grid-template-columns: 1fr minmax(220px, auto);
        align-items: start;
    }

    .item-side {
        text-align: right;
    }

    .item-actions,
    .item-admin {
        justify-content: flex-end;
    }
}

/* Ajout par lien */
.link-step {
    padding: 16px;
    border-radius: var(--radius);
    background: var(--surface-2);
}

.separator {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.separator::before,
.separator::after {
    content: "";
    flex: 1;
    border-top: 1px solid var(--border);
}

.lookup {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding: 12px 16px;
    border-radius: var(--radius);
    background: var(--surface-2);
}

.lookup p {
    display: none;
    margin: 0;
    font-weight: 600;
}

.lookup-pending .lookup-pending,
.lookup-done .lookup-done,
.lookup-failed .lookup-failed {
    display: block;
}

.lookup-pending .lookup-pending::before {
    content: "";
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 8px;
    vertical-align: -2px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.lookup-image {
    width: 72px;
    height: 72px;
    object-fit: contain;
    border-radius: var(--radius-small);
    background: #fff;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .lookup-pending .lookup-pending::before {
        animation: none;
    }
}

.item-thumb {
    width: 72px;
    height: 72px;
    object-fit: contain;
    border-radius: var(--radius-small);
    background: #fff;
    flex: none;
}

.item-main {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

/* Connexion Google */
.button-google {
    width: 100%;
    gap: 10px;
    background: #fff;
    color: #1f1f1f;
    border-color: #dadce0;
}

.button-google:hover {
    background: #f8f9fa;
    color: #1f1f1f;
}

.google-consent {
    text-align: center;
}

/* Invitations */
.invite {
    margin-top: 32px;
}

.invite h3 {
    margin: 24px 0 10px;
    font-size: 1rem;
}

.invite-link {
    margin-bottom: 20px;
    padding: 16px;
    border-radius: var(--radius);
    background: var(--success-soft);
    border: 1px solid var(--success);
}

.copy-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.copy-row input {
    flex: 1 1 260px;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-size: 0.9rem;
}

.invite-form {
    max-width: 640px;
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
    gap: 0 16px;
}

.invitation-card {
    text-align: center;
}

.invitation-icon {
    margin: 0;
    font-size: 3rem;
}

.button-row-stacked {
    flex-direction: column;
}

/* Textes longs */
.prose {
    max-width: 42em;
}

/* Pages d'erreur */
.error-page {
    padding: 24px 0;
    text-align: center;
}

.error-code {
    margin: 0;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent);
}

.debug {
    overflow-x: auto;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    font-size: 0.8rem;
    text-align: left;
    white-space: pre-wrap;
}

@media (min-width: 640px) {
    :root {
        --gutter: 24px;
    }

    .auth-card {
        padding: 32px;
    }
}