/* ============================================
   مؤسسة غيم للتكييف والتبريد
   ملف التنسيقات الرئيسي - Main Style Sheet
   آخر تحديث: 2026
   ============================================ */

/* ==================== متغيرات CSS العامة ==================== */
:root {
    /* الألوان الأساسية */
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --secondary: #06b6d4;
    --accent: #22d3ee;
    
    /* الألوان الداكنة */
    --dark: #0c1929;
    --dark-light: #132033;
    --dark-lighter: #1a3550;
    
    /* الألوان الفاتحة */
    --surface: #f0f9ff;
    --surface-alt: #f8fafc;
    --white: #ffffff;
    
    /* ألوان النص */
    --text: #1e293b;
    --text-light: #64748b;
    --text-lighter: #94a3b8;
    
    /* ألوان الحالة */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* التدرجات */
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #22d3ee 100%);
    --gradient-dark: linear-gradient(135deg, #0c1929 0%, #132033 50%, #0a1628 100%);
    --gradient-hot: linear-gradient(135deg, #ef4444 0%, #f97316 50%, #fbbf24 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* الزجاج */
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-hover: rgba(255, 255, 255, 0.15);
    --glass-dark: rgba(12, 25, 41, 0.88);
    
    /* الظلال */
    --shadow-xs: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(14, 165, 233, 0.12);
    --shadow-xl: 0 30px 80px rgba(14, 165, 233, 0.18);
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.3);
    --shadow-glow-green: 0 0 40px rgba(37, 211, 102, 0.3);
    
    /* الحدود الدائرية */
    --radius-xs: 8px;
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-2xl: 28px;
    --radius-3xl: 36px;
    --radius-full: 50px;
    
    /* الحركات */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-spring: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* المسافات */
    --header-height: 80px;
    --header-height-scrolled: 64px;
    --section-padding: 100px;
    --section-padding-mobile: 60px;
}

/* ==================== إعادة تعيين الأساسيات ==================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Cairo', sans-serif;
    background: var(--white);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    direction: rtl;
}

/* ==================== الحاوية العامة ==================== */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 30px;
}

.container-sm {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 30px;
}

.container-lg {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

/* ==================== الروابط ==================== */
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* ==================== الصور ==================== */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==================== القوائم ==================== */
ul, ol {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* ==================== العناوين ==================== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    font-weight: 700;
    color: var(--dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.75rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

/* ==================== النصوص ==================== */
p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-light { color: var(--text-light); }
.text-lighter { color: var(--text-lighter); }
.text-white { color: var(--white); }
.text-dark { color: var(--dark); }

/* ==================== الخلفيات ==================== */
.bg-primary { background: var(--gradient-primary); }
.bg-dark { background: var(--gradient-dark); }
.bg-surface { background: var(--surface); }
.bg-white { background: var(--white); }
.bg-alt { background: var(--surface-alt); }

/* ==================== رؤوس الأقسام ==================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: inline-block;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), rgba(6, 182, 212, 0.08));
    color: var(--primary);
    padding: 10px 28px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 20px;
    border: 1px solid rgba(14, 165, 233, 0.12);
}

.section-title {
    font-size: 44px;
    font-weight: 900;
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    color: var(--text-light);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

.section-header.text-white .section-title { color: var(--white); }
.section-header.text-white .section-desc { color: rgba(255,255,255,0.7); }

/* ==================== بانر الصفحة ==================== */
.page-banner {
    background: var(--gradient-dark);
    padding: 160px 0 90px;
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(14, 165, 233, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
}

.banner-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
}

.banner-content .banner-icon {
    font-size: 50px;
    color: var(--accent);
    margin-bottom: 16px;
    display: block;
    animation: fadeInUp 0.8s ease;
}

.banner-content h1 {
    font-size: 58px;
    font-weight: 900;
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease 0.1s both;
    color: white;
}

.banner-content h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.banner-content .breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.6);
    animation: fadeInUp 0.8s ease 0.2s both;
    font-size: 15px;
}

.banner-content .breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--transition);
}

.banner-content .breadcrumb a:hover {
    color: var(--accent);
}

.banner-content .breadcrumb .current {
    color: white;
    font-weight: 600;
}

/* ==================== الأزرار العامة ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: var(--radius-full);
    font-family: 'Cairo', sans-serif;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-bounce);
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(14, 165, 233, 0.45);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid rgba(14, 165, 233, 0.3);
}

.btn-outline:hover {
    background: rgba(14, 165, 233, 0.05);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

.btn-white {
    background: white;
    color: var(--dark);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--dark);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
    color: white;
}

.btn-sm { padding: 10px 22px; font-size: 13px; }
.btn-lg { padding: 18px 36px; font-size: 17px; }
.btn-xl { padding: 20px 44px; font-size: 18px; }

.btn-block {
    width: 100%;
    display: flex;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* تأثير لمعان للزر */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: btnShine 2.5s infinite;
}

@keyframes btnShine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

/* ==================== الحركات الأساسية ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ==================== فئات مساعدة ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-inline-flex { display: inline-flex; }

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-wrap { flex-wrap: wrap; }
.gap-10 { gap: 10px; }
.gap-15 { gap: 15px; }
.gap-20 { gap: 20px; }
.gap-30 { gap: 30px; }

.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mt-50 { margin-top: 50px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-50 { margin-bottom: 50px; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.overflow-hidden { overflow: hidden; }

.rounded-xs { border-radius: var(--radius-xs); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }
.rounded-circle { border-radius: 50%; }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* ==================== شبكات عامة ==================== */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* ==================== بطاقات عامة ==================== */
.card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(14, 165, 233, 0.2);
}

.card-glass {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 30px;
    transition: var(--transition);
}

.card-glass:hover {
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.2);
}

/* ==================== نموذج عام ==================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--dark);
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-family: 'Cairo', sans-serif;
    font-size: 15px;
    transition: var(--transition);
    background: #fafbfc;
    color: var(--text);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary-light);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.08);
}

.form-control::placeholder {
    color: var(--text-lighter);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 16px center;
    padding-left: 40px;
    cursor: pointer;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ==================== جدول عام ==================== */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: 14px 18px;
    text-align: right;
    border-bottom: 1px solid #e2e8f0;
}

table th {
    background: var(--surface);
    font-weight: 700;
    color: var(--dark);
    font-size: 14px;
}

table td {
    color: var(--text-light);
    font-size: 14px;
}

table tbody tr:hover {
    background: rgba(14, 165, 233, 0.02);
}

/* ==================== شارات ==================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* ==================== تنبيهات ==================== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
}

.alert i { font-size: 20px; flex-shrink: 0; }

.alert-info {
    background: rgba(59, 130, 246, 0.08);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.08);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.08);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.08);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ==================== مؤشر التحميل ==================== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 24px; height: 24px; border-width: 3px; }
.spinner-lg { width: 60px; height: 60px; border-width: 5px; }

/* ==================== زر العودة للأعلى ==================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    z-index: 999;
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.35);
    transition: var(--transition-bounce);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(14, 165, 233, 0.5);
}

/* ==================== واتساب العائم ==================== */
.floating-whatsapp {
    position: fixed;
    bottom: 100px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    z-index: 998;
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
    transition: var(--transition-bounce);
    animation: pulse 2s infinite;
    text-decoration: none;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.5);
    color: white;
}

/* ==================== استجابة عامة ==================== */
@media (max-width: 1200px) {
    .container { padding: 0 24px; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .section-title { font-size: 36px; }
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2.25rem; }
}

@media (max-width: 992px) {
    .container { padding: 0 20px; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-2 { grid-template-columns: 1fr; }
    .section-title { font-size: 32px; }
    .banner-content h1 { font-size: 40px; }
    :root {
        --section-padding: 70px;
    }
}

@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .grid-4 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .section-title { font-size: 28px; }
    .section-desc { font-size: 16px; }
    .banner-content h1 { font-size: 32px; }
    .form-row { grid-template-columns: 1fr; }
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    .page-banner { padding: 130px 0 60px; }
    :root {
        --section-padding: 50px;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 12px; }
    .section-title { font-size: 24px; }
    .banner-content h1 { font-size: 26px; }
    .btn { padding: 12px 24px; font-size: 14px; }
    .scroll-to-top { bottom: 20px; left: 20px; width: 42px; height: 42px; font-size: 16px; }
    .floating-whatsapp { bottom: 80px; left: 20px; width: 50px; height: 50px; font-size: 24px; }
}

/* ==================== طباعة ==================== */
@media print {
    .header,
    .footer-modern,
    .scroll-to-top,
    .floating-whatsapp,
    .no-print {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
}

/* ==================== إمكانية الوصول ==================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==================== شريط التمرير المخصص ==================== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #0ea5e9, #06b6d4);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #0284c7, #0891b2);
}

/* ==================== التحديد ==================== */
::selection {
    background: rgba(14, 165, 233, 0.2);
    color: var(--dark);
}

::-moz-selection {
    background: rgba(14, 165, 233, 0.2);
    color: var(--dark);
}

/* ==================== فوكس ==================== */
:focus-visible {
    outline: 3px solid rgba(14, 165, 233, 0.5);
    outline-offset: 2px;
}

/* ==================== تحميل كسول ==================== */
.lazy {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.lazy.loaded {
    opacity: 1;
}