/* =========================
   GuestFlow – styles communs
   ========================= */

* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 100vh;
}

/* ===== Header ===== */
header {
    background-color: #004080;
    color: white;
    width: 100%;
    padding: 15px 0;
    font-size: 1.5em;
    font-weight: bold;
}

/* ===== Main content ===== */
main {
    flex-grow: 1;
    width: 100%;
    padding: 30px 15px;
}

/* ===== QR Reader ===== */
#reader {
    margin: 20px auto;
    border: 2px solid #004080;
    border-radius: 10px;
    overflow: hidden;
    background-color: white;
}

/* ===== Messages ===== */
#message {
    margin-top: 20px;
    font-size: 1.4em;
    font-weight: bold;
    padding: 10px;
    border-radius: 8px;
    max-width: 90%;
    word-wrap: break-word;
}

.success {
    color: green;
    background: #e6ffe6;
}

.already {
    color: #b36b00;
    background: #fff3e0;
}

.error {
    color: red;
    background: #ffe6e6;
}

/* ===== Charts ===== */
canvas {
    max-width: 400px;
    width: 100%;
    margin: 30px auto;
}

/* ===== Tables (admin) ===== */
table {
    width: 90%;
    max-width: 900px;
    margin: 30px auto;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

th, td {
    padding: 10px;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #004080;
    color: white;
}

tr:hover {
    background-color: #f2f2f2;
}

/* ===== Footer ===== */
footer {
    margin-top: auto;
    background-color: #004080;
    color: white;
    width: 100%;
    text-align: center;
    padding: 10px 0;
    font-size: 0.9em;
}

footer .admin-link {
    margin-left: 10px;
    text-decoration: none;
    color: white;
    font-size: 1.1em;
}

footer .admin-link:hover {
    opacity: 0.8;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
    header {
        font-size: 1.2em;
        padding: 10px 0;
    }

    #reader {
        width: 95vw !important;
    }

    #message {
        font-size: 1.2em;
    }

    footer {
        font-size: 0.8em;
        padding: 8px 0;
    }
}