/* =========================
   RESET عام (خفيف)
========================= */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Cairo", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f4f6f9;
    color: #1f2933;
    direction: rtl;
    line-height: 1.6;
}

/* =========================
   ألوان عامة + متغيرات
========================= */
:root {
    --primary: #0d6efd;
    --primary-dark: #0b5ed7;
    --primary-soft: #e7f0ff;

    --danger: #dc3545;
    --danger-soft: #ffe5e9;

    --success: #198754;
    --success-soft: #e6f7ed;

    --warning: #fd7e14;
    --warning-soft: #fff4e5;

    --navy: #004080;
    --text-main: #1f2933;
    --text-muted: #64748b;

    --card-bg: #ffffff;
    --card-elevated-bg: #ffffff;
    --border-light: #dde3ea;
    --shadow-soft: 0 4px 12px rgba(15, 23, 42, 0.04);
    --shadow-hover: 0 8px 22px rgba(15, 23, 42, 0.08);
}

/* =========================
   Layout عام
========================= */

/* حاوية عامة للصفحات اللي مش هتستخدم Bootstrap container */
.app-container {
    width: 95%;
    max-width: 900px;
    margin: 40px auto;
    background: var(--card-bg);
    padding: 25px;
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
}

/* العناوين */
h1, h2, h3 {
    color: #003366;
    margin-bottom: 20px;
    font-weight: 700;
}

h4, h5, h6 {
    color: #1f2933;
    font-weight: 600;
}

/* نصوص عامة */
p,
span,
label,
li,
td,
th {
    color: var(--text-main);
}

/* =========================
   الفورمات العامة
========================= */
form {
    margin-top: 20px;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="time"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 15px;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    font-size: 15px;
    background-color: #f9fafb;
    color: var(--text-main);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

input::placeholder,
textarea::placeholder {
    color: #94a3b8;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.18);
    background-color: #ffffff;
}

/* =========================
   الأزرار العامة
========================= */
button,
input[type="submit"] {
    background-color: var(--primary);
    color: #fff;
    padding: 10px 24px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: background-color 0.18s ease, transform 0.12s ease, box-shadow 0.18s ease;
    box-shadow: 0 3px 10px rgba(13, 110, 253, 0.25);
}

button:hover,
input[type="submit"]:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 5px 14px rgba(13, 110, 253, 0.3);
}

button:disabled,
input[type="submit"]:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    box-shadow: none;
}

/* =========================
   رسالة الخطأ / النجاح
========================= */
.error {
    background-color: #ffebee;
    color: #a80000;
    padding: 10px 12px;
    border: 1px solid #f5c2c2;
    border-radius: 10px;
    margin-bottom: 15px;
    font-weight: 600;
    font-size: 14px;
}

.success-message {
    background-color: #e6f7ed;
    color: #0f5132;
    padding: 10px 12px;
    border: 1px solid #badbcc;
    border-radius: 10px;
    margin-bottom: 15px;
    font-weight: 600;
    font-size: 14px;
}

/* =========================
   Navbar (موحد)
========================= */
.navbar {
    background: linear-gradient(90deg, #0d6efd, #6610f2);
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.12);
}

.navbar .navbar-brand {
    font-weight: 700;
    font-size: 1rem;
}

.navbar .nav-link {
    color: #e9f2ff !important;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s ease, transform 0.15s ease, opacity 0.15s ease;
}

.navbar .nav-link:hover {
    color: #ffe58f !important;
    transform: translateY(-1px);
    opacity: .95;
}

.navbar .nav-link.active {
    color: #fff !important;
    text-decoration: underline;
}

.navbar .btn-outline-light {
    border-color: #fff;
    color: #fff;
    border-radius: 999px;
    padding-inline: 14px;
    font-weight: 600;
    font-size: .85rem;
    transition: all 0.25s ease;
}

.navbar .btn-outline-light:hover {
    background: #fff;
    color: #0d6efd;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.25);
}

.navbar-toggler {
    filter: brightness(0) invert(1);
}

/* شريط بسيط قديم لو احتجته */
.simple-navbar {
    background: linear-gradient(90deg, #007bff, #6610f2);
    padding: 14px 20px;
    text-align: center;
}

.simple-navbar a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    margin: 0 12px;
    font-size: 15px;
    transition: opacity 0.2s ease, transform 0.12s ease;
}

.simple-navbar a:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

/* =========================
   جدول عرض البيانات
========================= */

/* للجدول العادي */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background-color: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.04);
}

table th,
table td {
    padding: 10px 12px;
    border: 1px solid #e5e7eb;
    text-align: center;
    font-size: 14px;
    color: var(--text-main);
}

table th {
    background: var(--navy);
    color: white;
    font-weight: 600;
}

table tr:nth-child(even) {
    background-color: #f8fafc;
}

/* لجدول Bootstrap .table */
.table td,
.table th {
    vertical-align: middle;
    font-size: 14px;
}

.table th {
    background: linear-gradient(90deg, #007bff, #6610f2);
    color: #fff;
    border: none;
}

/* =========================
   روابط صغيرة
========================= */
.small-link {
    font-size: 14px;
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.small-link:hover {
    text-decoration: underline;
    color: var(--primary-dark);
}

/* =========================
   صندوق الدخول
========================= */
.login-box {
    width: 100%;
    max-width: 420px;
    margin: 100px auto;
    background-color: #ffffff;
    padding: 25px 25px 30px;
    border-radius: 20px;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
    text-align: center;
}

.login-box h2 {
    margin-bottom: 10px;
}

.login-box p {
    font-size: 14px;
    color: var(--text-muted);
}

/* =========================
   جروب أزرار + أزرار مخصصة
========================= */
.button-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.custom-btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    text-align: center;
    transition: background-color 0.18s ease, transform 0.12s ease, box-shadow 0.18s ease;
    border: none;
    cursor: pointer;
    min-width: 120px;
}

.custom-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.12);
}

.custom-btn.green {
    background-color: var(--success);
    color: white;
}

.custom-btn.green:hover {
    background-color: #157347;
}

.custom-btn.blue {
    background-color: var(--primary);
    color: white;
}

.custom-btn.blue:hover {
    background-color: var(--primary-dark);
}

.custom-btn.red {
    background-color: var(--danger);
    color: white;
}

.custom-btn.red:hover {
    background-color: #c82333;
}

/* =========================
   عناصر خاصة بالـ Dashboard (home.php)
========================= */
.hero {
    background: linear-gradient(120deg, #007bff, #6610f2);
    border-radius: 24px;
    padding: 24px 20px;
    color: #fff;
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.16);
}

.hero h2 {
    font-weight: 700;
}

.hero-sub {
    opacity: 0.96;
    font-size: 0.95rem;
}

.dashboard-card {
    border-radius: 18px;
    border: none;
    background: #ffffff;
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.dashboard-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.group-card {
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    border: none;
    border-radius: 18px;
    background: #ffffff;
}

.group-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.badge-day {
    background: #e9f2ff;
    color: #0d6efd;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 600;
}

.badge-next {
    background: #e9fff3;
    color: #198754;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
}

/* =========================
   بطاقة الفورم (إضافة / تعديل مجموعة أو تلميذ)
========================= */
.form-card {
    background: #ffffff;
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.form-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* أزرار اختيار الأيام */
.day-btn {
    margin: 4px;
    border-radius: 999px;
    padding-inline: 16px;
    font-size: 0.9rem;
    transition: 0.3s;
}

.day-btn.active {
    background-color: var(--primary) !important;
    color: #fff !important;
    border-color: var(--primary) !important;
}

/* فورمات ناعمة أكثر */
.form-select,
.form-control {
    border-radius: 10px;
}

/* =========================
   كروت الإحصائيات / التقارير
========================= */
.card-box {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    background: #ffffff;
}

.card-box:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

/* =========================
   صفحة حالة الدفع - ألوان الحقول
========================= */

/* تلوين الصفوف حسب حالة الدفع */
tr.paid-full {
    background-color: #d4edda !important; /* أخضر فاتح */
}

tr.paid-partial {
    background-color: #fff3cd !important; /* أصفر فاتح */
}

tr.not-paid {
    background-color: #f8d7da !important; /* أحمر فاتح */
}

/* تنسيق المتبقي بالألوان */
.remaining-zero {
    color: #198754; /* أخضر */
    font-weight: bold;
}

.remaining-warning {
    color: #fd7e14; /* برتقالي */
    font-weight: bold;
}

.remaining-high {
    color: #dc3545; /* أحمر */
    font-weight: bold;
}

/* =========================
   ✅ موبايل - إحساس تطبيق
========================= */
@media (max-width: 768px) {

    /* الخلفية و حجم الخط */
    body {
        background-color: #f3f4f6;
        font-size: 15.5px;
    }

    /* الحاويات */
    .container,
    .container-fluid,
    .app-container,
    .login-box {
        max-width: 100% !important;
        width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .container > .row,
    .container-fluid > .row {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }

    .container > .row > [class^="col-"],
    .container-fluid > .row > [class^="col-"] {
        padding-left: 10px !important;
        padding-right: 10px !important;
    }

    .app-container {
        padding-left: 12px !important;
        padding-right: 12px !important;
        margin-top: 10px !important;
        margin-bottom: 20px !important;
        border-radius: 14px;
        box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
        background-color: #ffffff;
    }

    .login-box {
        max-width: 100% !important;
        margin: 40px 0 24px 0 !important;
        border-radius: 0;
        box-shadow: none;
        padding-left: 16px;
        padding-right: 16px;
    }

    /* navbar موبايل */
    .navbar {
        padding-top: 6px;
        padding-bottom: 6px;
        margin-bottom: 6px;
        border-radius: 0;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-nav.gap-3 {
        gap: 0.4rem !important;
    }

    .navbar .nav-link {
        font-size: 0.9rem;
    }

    /* الهيرو */
    .hero {
        margin-top: 4px;
        margin-bottom: 10px;
        border-radius: 18px;
        padding: 16px 14px;
        box-shadow: 0 3px 10px rgba(15, 23, 42, 0.08);
    }

    /* الكروت */
    .card,
    .dashboard-card,
    .group-card,
    .form-card,
    .card-box {
        border-radius: 16px !important;
        box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06) !important;
        margin-bottom: 8px;
    }

    /* المجموعات تقرب من بعض */
    #groups-container .col-12,
    #groups-container .col-sm-10,
    #groups-container .col-md-6,
    #groups-container .group-wrapper {
        padding-left: 6px !important;
        padding-right: 6px !important;
    }

    /* الجداول */
    table {
        margin-top: 12px;
    }

    table th,
    table td,
    .table th,
    .table td {
        font-size: 13px;
        padding: 6px 4px;
    }
}

@media screen {
    :root {
        --legacy-ui-primary: #0f766e;
        --legacy-ui-primary-2: #14b8a6;
        --legacy-ui-accent: #f59e0b;
        --legacy-ui-ink: #102133;
        --legacy-ui-muted: #637b8e;
        --legacy-ui-surface: rgba(255, 255, 255, 0.86);
        --legacy-ui-line: rgba(148, 163, 184, 0.24);
        --legacy-ui-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
        --legacy-ui-glow: 0 18px 42px rgba(15, 118, 110, 0.16);
    }

    body:not(.admin-app):not(.public-shell):not(.student-portal) {
        background:
            radial-gradient(circle at top right, rgba(20, 184, 166, 0.14), transparent 20rem),
            radial-gradient(circle at left center, rgba(56, 189, 248, 0.1), transparent 24rem),
            radial-gradient(circle at bottom left, rgba(245, 158, 11, 0.08), transparent 20rem),
            linear-gradient(180deg, #f7fdfa 0%, #f5f7fb 48%, #fdfaf4 100%);
        color: var(--legacy-ui-ink);
    }

    .app-container,
    .login-box,
    .card,
    .card-box,
    .dashboard-card,
    .group-card,
    .form-card,
    .hero {
        position: relative;
        overflow: hidden;
        background: var(--legacy-ui-surface);
        border: 1px solid rgba(255, 255, 255, 0.68);
        box-shadow: var(--legacy-ui-shadow);
        backdrop-filter: blur(18px) saturate(1.28);
        -webkit-backdrop-filter: blur(18px) saturate(1.28);
    }

    .app-container,
    .login-box {
        border-radius: 26px;
    }

    .app-container::before,
    .login-box::before,
    .hero::before {
        content: "";
        position: absolute;
        inset: 0 auto auto 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, var(--legacy-ui-primary), var(--legacy-ui-primary-2), var(--legacy-ui-accent));
        opacity: 0.78;
    }

    .login-box h2,
    .app-container h1,
    .app-container h2,
    .app-container h3,
    .hero h1,
    .hero h2,
    .hero h3 {
        color: var(--legacy-ui-ink);
        letter-spacing: -0.02em;
    }

    input[type="text"],
    input[type="password"],
    input[type="number"],
    input[type="time"],
    input[type="date"],
    select,
    textarea {
        background: rgba(255, 255, 255, 0.72);
        border-color: rgba(148, 163, 184, 0.24);
        border-radius: 14px;
    }

    input:focus,
    select:focus,
    textarea:focus {
        border-color: rgba(15, 118, 110, 0.42);
        box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.12);
    }

    button,
    input[type="submit"],
    .custom-btn {
        background: linear-gradient(135deg, var(--legacy-ui-primary), var(--legacy-ui-primary-2));
        border-radius: 999px;
        box-shadow: 0 12px 28px rgba(15, 118, 110, 0.2);
    }

    button:hover,
    input[type="submit"]:hover,
    .custom-btn:hover {
        box-shadow: var(--legacy-ui-glow);
    }

    .navbar,
    .simple-navbar {
        background: linear-gradient(135deg, var(--legacy-ui-primary), var(--legacy-ui-primary-2));
        box-shadow: 0 12px 30px rgba(15, 118, 110, 0.16);
    }

    table,
    .table {
        border-radius: 18px;
        overflow: hidden;
        box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
    }

    table th,
    .table th {
        background: linear-gradient(135deg, rgba(15, 118, 110, 0.96), rgba(20, 184, 166, 0.9));
        color: #fff;
    }

    table td,
    .table td {
        border-color: rgba(226, 232, 240, 0.72);
    }

    .small-link {
        color: var(--legacy-ui-primary);
        font-weight: 700;
    }
}

/* =========================
   طباعة التقارير - تنسيق خاص للطباعة
========================= */
@page {
    size: A4 landscape;
    margin: 8mm;
}

@media print {
    .navbar,
    .simple-navbar,
    .no-print,
    .btn,
    button,
    input[type="submit"],
    .custom-btn {
        display: none !important;
    }

    html, body {
        background: #ffffff !important;
        color: #000 !important;
        margin: 0;
        padding: 0;
        font-size: 11px;
        line-height: 1.4;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .container,
    .app-container,
    .login-box {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 5mm !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        background: #ffffff !important;
    }

    .card,
    .card-box,
    .dashboard-card,
    .group-card,
    .form-card,
    .hero {
        box-shadow: none !important;
        border-radius: 0 !important;
        border: 1px solid #00000022 !important;
        background: #ffffff !important;
    }

    h1, h2, h3 {
        color: #000 !important;
        margin-top: 0;
        margin-bottom: 6px;
    }

    table,
    .table {
        width: 100% !important;
        border-collapse: collapse !important;
        table-layout: fixed;
        box-shadow: none !important;
        margin-top: 4mm !important;
        background: #ffffff !important;
    }

    table th,
    table td,
    .table th,
    .table td {
        border: 1px solid #000 !important;
        padding: 3px 2px !important;
        font-size: 9.5px !important;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    table th,
    .table th {
        background: #eeeeee !important;
        color: #000 !important;
        font-weight: 700 !important;
    }

    tr.paid-full,
    tr.paid-partial,
    tr.not-paid {
        background-color: #ffffff !important;
    }

    .card,
    .card-box,
    .form-card,
    .login-box,
    .hero {
        page-break-inside: avoid;
    }
}

/* =========================
   ضبط إضافي للأكاديمية على الموبايل (إحساس أب)
========================= */
@media (max-width: 768px) {

    body {
        font-size: 17px;
    }

    .container-fluid.mt-3.mb-4 {
        margin-top: 6px !important;
        margin-bottom: 10px !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .container-fluid .row > .col-12.col-md-10.col-lg-8 {
        padding-left: 8px !important;
        padding-right: 8px !important;
    }

    .hero {
        margin-top: 4px !important;
        margin-bottom: 10px !important;
        padding: 14px 12px !important;
        border-radius: 16px !important;
    }

    .hero h2 {
        font-size: 1.25rem !important;
        margin-bottom: 6px !important;
    }

    .hero-sub {
        font-size: 0.95rem !important;
    }

    .dashboard-card .card-body {
        padding-top: 10px !important;
        padding-bottom: 10px !important;
    }

    .dashboard-card h6 {
        font-size: 0.95rem !important;
    }

    .dashboard-card .h4,
    .dashboard-card .h5 {
        font-size: 1.15rem !important;
    }

    #groups-container .group-wrapper {
        padding-left: 6px !important;
        padding-right: 6px !important;
    }

    #groups-container .group-card .card-body {
        padding: 14px 10px !important;
    }

    #groups-container h5.card-title {
        font-size: 1.05rem !important;
    }

    #groups-container .card-text {
        font-size: 0.95rem !important;
    }

    #groups-container .btn.btn-sm {
        font-size: 0.8rem !important;
        padding: 4px 8px !important;
    }
}