/* =========================================================
   Club de Lecture — feuille de style (V1)
   Palette : blanc dominant + orange accent
   ========================================================= */

:root {
    --color-bg: #ffffff;
    --color-bg-soft: #fff7f0;
    --color-bg-muted: #f7f7f8;
    --color-border: #ececec;
    --color-text: #1f1f1f;
    --color-text-muted: #6b6b6b;

    --color-primary: #ff7a1a;
    --color-primary-hover: #e86a0e;
    --color-primary-soft: #ffe7d4;

    --color-success: #2e7d32;
    --color-danger: #c62828;
    --color-warning: #e6a700;

    --radius: 8px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);

    --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-base);
    font-size: 16px;
    line-height: 1.5;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}
a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

/* ===========
   Layout
   =========== */
.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 10;
}

.site-header__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    color: var(--color-text);
}
.brand__dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.nav {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}
.nav a {
    color: var(--color-text);
    font-weight: 500;
}
.nav a:hover {
    color: var(--color-primary);
    text-decoration: none;
}
.nav__user {
    color: var(--color-text-muted);
    font-size: 14px;
}

.site-main {
    flex: 1;
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 28px 20px;
}

.site-footer {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-soft);
    color: var(--color-text-muted);
    font-size: 14px;
}
.site-footer__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 18px 20px;
    text-align: center;
}

/* ===========
   Card
   =========== */
.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}
.card--narrow {
    max-width: 460px;
    margin: 30px auto;
}

.card__title {
    margin: 0 0 6px;
    font-size: 22px;
}
.card__subtitle {
    margin: 0 0 22px;
    color: var(--color-text-muted);
    font-size: 14px;
}

/* ===========
   Form
   =========== */
.form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form__row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-text);
    font-family: inherit;
    font-size: 15px;
    transition: border-color .15s, box-shadow .15s;
}
.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.form__hint {
    font-size: 13px;
    color: var(--color-text-muted);
}

.form__actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 6px;
}

/* ===========
   Buttons
   =========== */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background-color .15s, color .15s, border-color .15s;
    font-family: inherit;
}
.btn--primary {
    background: var(--color-primary);
    color: #fff;
}
.btn--primary:hover {
    background: var(--color-primary-hover);
    color: #fff;
    text-decoration: none;
}
.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn--ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
}
.btn--danger {
    background: var(--color-danger);
    color: #fff;
}
.btn--danger:hover {
    background: #a41e1e;
    color: #fff;
    text-decoration: none;
}

/* ===========
   Alerts
   =========== */
.alert {
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    font-size: 14px;
    margin-bottom: 16px;
}
.alert--error {
    background: #fdecec;
    border-color: #f5c2c2;
    color: var(--color-danger);
}
.alert--success {
    background: #e8f5e9;
    border-color: #b9dcbb;
    color: var(--color-success);
}
.alert--info {
    background: var(--color-primary-soft);
    border-color: #ffd2af;
    color: #8a4500;
}

/* ===========
   Tags / role badges
   =========== */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: var(--color-bg-muted);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}
.badge--admin { background: var(--color-primary-soft); color: #8a4500; border-color: #ffd2af; }
.badge--moderator { background: #fff4d6; color: #8a6d00; border-color: #f1e0a5; }
.badge--member { background: var(--color-bg-muted); color: var(--color-text-muted); }

/* ===========
   Hero / home
   =========== */
.hero {
    background: linear-gradient(135deg, var(--color-bg-soft) 0%, #ffffff 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 36px 28px;
    margin-bottom: 24px;
}
.hero h1 {
    margin: 0 0 8px;
    font-size: 28px;
}
.hero p {
    margin: 0;
    color: var(--color-text-muted);
}

/* ===========
   Error pages
   =========== */
.error-page {
    text-align: center;
    padding: 60px 20px;
}
.error-page__code {
    font-size: 64px;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin: 0;
}
.error-page__title {
    margin: 8px 0 12px;
    font-size: 22px;
}
.error-page__text {
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto 24px;
}

/* ===========
   Responsive
   =========== */
@media (max-width: 640px) {
    .site-header__inner { padding: 12px 14px; }
    .site-main { padding: 20px 14px; }
    .nav { gap: 12px; }
    .card { padding: 20px; }
    .hero { padding: 24px 18px; }
    .hero h1 { font-size: 22px; }
}