* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', sans-serif;
    background: #f5f7fb;
    margin: 0;
    color: #1f2937;
}

.container {
    width: 100%;
    max-width: 720px;
    margin: 20px auto;
    background: #fff;
    padding: 20px;
    border-radius: 14px;
    box-shadow: 0 6px 25px rgba(0,0,0,0.05);
}

/* HEADER */
h1, h2 {
    margin: 0 0 10px;
}

p {
    margin: 0 0 15px;
}

/* FORM */
form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

input {
    width: 100%;
    padding: 12px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 14px;
}

button {
    padding: 12px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background: #1d4ed8;
}

/* LINK LIST */
.link-box {
    background: #f9fafb;
    padding: 12px;
    border-radius: 10px;
    margin-top: 12px;
    border: 1px solid #eee;
}

.link-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.link-actions button {
    flex: 1;
    font-size: 13px;
}

/* NOTIF */
.notif {
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
}

.success { background: #d1fae5; }
.warning { background: #fef3c7; }
.error { background: #fee2e2; }

/* FOOTER */
.footer {
    text-align: center;
    margin-top: 25px;
    font-size: 12px;
    color: #9ca3af;
}

/* MOBILE OPTIMIZATION */
@media (max-width: 600px) {
    .container {
        margin: 10px;
        padding: 15px;
    }

    h2 {
        font-size: 18px;
    }

    input, button {
        font-size: 14px;
    }

    .link-actions {
        flex-direction: column;
    }
}

/* FULL SCREEN LAYOUT */
.full-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.full-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    padding: 25px;
    border-radius: 14px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

/* MOBILE FULL MODE */
@media (max-width: 600px) {
    .full-wrap {
        align-items: stretch;
        padding: 0;
    }

    .full-card {
        max-width: 100%;
        border-radius: 0;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}