/* ==========================================================================
   NoteNumber - تصميم عصري
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;600;700;800&display=swap');

:root {
    --primary: #6c5ce7;
    --primary-dark: #5849c4;
    --primary-light: #a29bfe;
    --danger: #e74c3c;
    --danger-dark: #c0392b;
    --success: #2ecc71;
    --text-dark: #2d2d3a;
    --text-muted: #8a8a9a;
    --bg-soft: #f6f5fb;
    --border-soft: #e6e4f0;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(108, 92, 231, 0.12);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Cairo', "Segoe UI", Tahoma, Arial, sans-serif;
    direction: rtl;
    margin: 0;
    padding: 0;
    color: var(--text-dark);
    background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 45%, #74b9ff 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

/* ---------------- صفحات الدخول / التسجيل ---------------- */

.auth-container {
    max-width: 400px;
    margin: 90px auto;
    background: #ffffff;
    padding: 40px 34px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
    animation: fadeInUp .5s ease;
}

    .auth-container::before {
        content: "";
        display: block;
        width: 56px;
        height: 56px;
        margin: 0 auto 14px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        box-shadow: var(--shadow-sm);
    }

    .auth-container h2 {
        margin: 0 0 4px;
        font-weight: 800;
        font-size: 26px;
        background: linear-gradient(135deg, var(--primary), #4b7bec);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .auth-container h3 {
        margin: 0 0 26px;
        font-weight: 600;
        font-size: 16px;
        color: var(--text-muted);
    }

    .auth-container p {
        margin-top: 22px;
        font-size: 14px;
        color: var(--text-muted);
    }

    .auth-container a {
        color: var(--primary);
        font-weight: 700;
        text-decoration: none;
    }

        .auth-container a:hover {
            text-decoration: underline;
        }

/* ---------------- الحاوية الرئيسية (بعد تسجيل الدخول) ---------------- */

.main-container {
    max-width: 760px;
    margin: 50px auto;
    background: #ffffff;
    padding: 34px 36px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    animation: fadeInUp .5s ease;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-soft);
    padding-bottom: 18px;
    margin-bottom: 26px;
}

    .top-bar h2 {
        margin: 0;
        font-size: 21px;
        font-weight: 700;
        color: var(--text-dark);
    }

        .top-bar h2 span,
        .top-bar h2 #lblUsername {
            color: var(--primary);
        }

.main-container h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin: 26px 0 14px;
    padding-right: 12px;
    border-right: 4px solid var(--primary);
}

/* ---------------- الحقول والأزرار ---------------- */

.form-group {
    text-align: right;
    margin-bottom: 18px;
}

    .form-group label {
        display: block;
        margin-bottom: 6px;
        font-weight: 700;
        font-size: 14px;
        color: var(--text-dark);
    }

.form-control {
    width: 100%;
    padding: 12px 14px;
    font-family: inherit;
    font-size: 15px;
    border: 1.5px solid var(--border-soft);
    border-radius: 10px;
    background: var(--bg-soft);
    margin-bottom: 8px;
    transition: border-color .2s, box-shadow .2s, background .2s;
}

    .form-control:focus {
        outline: none;
        border-color: var(--primary);
        background: #fff;
        box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
    }

.add-form {
    display: flex;
    gap: 12px;
    margin-bottom: 6px;
    flex-wrap: wrap;
    align-items: flex-start;
}

    .add-form .form-control {
        flex: 1;
        min-width: 160px;
        margin-bottom: 0;
    }

.btn {
    background: linear-gradient(135deg, var(--primary), #4b7bec);
    color: #fff;
    border: none;
    padding: 11px 26px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(108, 92, 231, 0.3);
    transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

    .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(108, 92, 231, 0.4);
    }

    .btn:active {
        transform: translateY(0);
        opacity: .9;
    }

.auth-container .btn {
    width: 100%;
    padding: 13px;
    margin-top: 4px;
}

/* ---------------- رسائل الحالة ---------------- */

.error-message {
    display: block;
    margin-top: 14px;
    padding: 10px 14px;
    background: rgba(231, 76, 60, 0.08);
    color: var(--danger-dark);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
}

    .error-message:empty {
        display: none;
        padding: 0;
        margin: 0;
    }

.success-message {
    display: block;
    margin-top: 14px;
    padding: 10px 14px;
    background: rgba(46, 204, 113, 0.1);
    color: #219150;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
}

/* ---------------- رابط تسجيل الخروج ---------------- */

.logout-link {
    display: inline-block;
    color: var(--danger);
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    padding: 8px 18px;
    border: 1.5px solid rgba(231, 76, 60, 0.3);
    border-radius: 24px;
    transition: background .2s, color .2s;
}

    .logout-link:hover {
        background: var(--danger);
        color: #fff;
    }

/* ---------------- جدول أرقام الهواتف ---------------- */

.grid {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 6px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

    .grid th, .grid td {
        padding: 13px 14px;
        text-align: right;
        font-size: 14.5px;
    }

    .grid th {
        background: linear-gradient(135deg, var(--primary), #4b7bec);
        color: #fff;
        font-weight: 700;
        font-size: 14px;
    }

    .grid td {
        background: #fff;
        border-bottom: 1px solid var(--border-soft);
        color: var(--text-dark);
    }

    .grid tr:last-child td {
        border-bottom: none;
    }

    .grid tr:hover td {
        background: var(--bg-soft);
    }

    .grid td a {
        color: var(--primary);
        font-weight: 700;
        text-decoration: none;
        margin-left: 10px;
    }

        .grid td a:hover {
            text-decoration: underline;
        }

        .grid td a[href*="Delete"],
        .grid td a:last-child {
            color: var(--danger);
        }

    .grid input[type="text"] {
        padding: 6px 10px;
        border: 1.5px solid var(--border-soft);
        border-radius: 6px;
        font-family: inherit;
    }

/* ---------------- تحسينات عامة ---------------- */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    .auth-container, .main-container {
        margin: 30px 16px;
        padding: 26px 20px;
    }

    .add-form {
        flex-direction: column;
    }

    .top-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}