:root {
    /* palette Magiline : bleu marine */
    --bg: #f2f7fa;               /* clair, presque blanc */
    --card: #ffffff;
    --text: #0d0d0d;
    --muted: #6b6b6b;
    --accent: #1F74B8; /* accent bleu Magiline */
    --border: #d1dde6;
    /* nuances pour en-tête
       dark navy -> medium navy (approx.) */
    --header-dark: #002a5c;
    --header-light: #1F74B8;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "Trebuchet MS", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 24px;
}

.site-header {
    background: linear-gradient(135deg, var(--header-dark), var(--header-light));
    border-bottom: 1px solid var(--border);
}

.logo-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 40px;
}
.site-header h1 {
    margin: 0 0 6px;
    font-size: 28px;
    color: #ffffff;
}

.subtitle {
    margin: 0;
    color: #e0e0e0;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}

.card.muted {
    background: #f9f7f3;
}

label {
    display: block;
    margin-top: 12px;
    margin-bottom: 6px;
    font-weight: 600;
}

form .row {
    display: flex;
    gap: 16px;
}
form .row > div {
    flex: 1;
}

input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid var(--border);
    font-size: 16px;
}

.button {
    display: inline-block;
    margin-top: 18px;
    padding: 10px 18px;
    background: var(--accent);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
}

.button:hover {
    background: #135a99; /* plus fonce que l'accent (#1F74B8) */
}

.button.small {
    padding: 4px 8px;
    font-size: 0.9em;
}

/* red variant used for purge button */
.button.small[style*="background:#e02b2b"]:hover {
    background: #c02828;
}

.alert {
    background: #fff2f2;
    border: 1px solid #e0b1b1;
    padding: 12px;
    border-radius: 6px;
}

.mono {
    font-family: "Consolas", "Courier New", monospace;
    background: #f1f1ed;
    padding: 8px 10px;
    border-radius: 6px;
    word-break: break-all;
}

.qr-box {
    margin: 16px 0;
    padding: 16px;
    text-align: center;
    background: #fff;
    border: 1px dashed var(--border);
}

.site-footer {
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 14px;
}
.site-footer a {
    color: var(--accent);
    text-decoration: underline;
}

.site-nav {
    margin-top: 12px;
}
.site-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 12px;
}
.site-nav a {
    color: #ffffff;
    text-decoration: none;
}
.site-nav a.button.small {
    padding: 4px 8px;
    font-size: 0.9em;
    background: rgba(255,255,255,0.2);
    color: #fff;
    border-radius: 4px;
}

.admin-footer {
    margin-top: 24px;
    text-align: center;
}

.admin-menu {
    margin-bottom: 16px;
}

/* container full-width on admin pages */
body.admin .container {
    max-width: none;
    width: 100%;
    padding: 24px 48px;
}

/* make cards stretch inside admin container */
body.admin .card {
    max-width: none;
}
.admin-menu a {
    display: inline-block;
    margin-right: 12px;
    padding: 6px 10px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9em;
}
.admin-menu a:hover {
    background: #135a99;
}

/* participants table */
.participants {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}
.participants th,
.participants td {
    border: 1px solid var(--border);
    padding: 8px 12px;
    text-align: left;
    word-break: break-word;
}
.participants th {
    background: var(--card);
    font-weight: 600;
}
.participants tr:nth-child(even) {
    background: var(--bg);
}

/* table display enhancements */
.table-wrapper {
    overflow-x: auto;
    max-height: 65vh;
}
.participants thead {
    position: sticky;
    top: 0;
    background: var(--card);
    z-index: 1;
}
.participants tr:hover {
    background: var(--bg);
}
.participants {
    font-size: 0.9em;
}
.table-controls {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.table-controls input {
    flex: 1;
    padding: 0.25rem 0.5rem;
    font-size: 1rem;
}