/* ============================================
   شركة الشريف - نمط الهوية البصرية
   بناءً على Product UI Styleguide
   ============================================ */

:root {
    /* الألوان الأساسية */
    --dark-primary: #1a1a1a;
    --dark-secondary: #2d2d2d;
    --dark-tertiary: #3d3d3d;
    --gray-dark: #5a5a5a;
    --gray-medium: #7a7a7a;
    --gray-light: #b0b0b0;
    --gray-lighter: #d8d8d8;
    --gray-lightest: #f0f0f0;
    --white: #ffffff;

    /* اللون البرتقالي - العنصر الرئيسي */
    --orange-primary: #ff6b35;
    --orange-light: #ff9166;
    --orange-dark: #e55a26;

    /* الألوان الثانوية */
    --blue-primary: #0066cc;
    --blue-light: #4d94ff;
    --green-primary: #28a745;
    --red-primary: #dc3545;

    /* الظلال */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.25);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.3);
    --shadow-3d: 0 10px 20px rgba(0, 0, 0, 0.3);

    /* المسافات */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-2xl: 32px;
    --spacing-3xl: 48px;

    /* الزوايا المستديرة */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
}

/* ============================================
   النمط الأساسي
   ============================================ */

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    color: var(--dark-primary);
    background-color: var(--gray-lightest);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   الرؤوس والعناوين
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    color: var(--dark-primary);
    font-weight: 600;
    letter-spacing: -0.5px;
    margin: 0;
}

h1 { font-size: 2.5rem; line-height: 1.2; }
h2 { font-size: 2rem; line-height: 1.3; }
h3 { font-size: 1.5rem; line-height: 1.4; }
h4 { font-size: 1.25rem; line-height: 1.4; }
h5 { font-size: 1rem; line-height: 1.5; }
h6 { font-size: 0.875rem; line-height: 1.5; }

p {
    margin: 0;
    color: var(--gray-dark);
}

/* ============================================
   الأزرار - Pill Shape Design
   ============================================ */

.btn, button, [role="button"] {
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-full);
    padding: 12px 24px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

button:active {
    transform: scale(0.98);
}

/* Button Primary - Orange */
.btn-primary, .btn {
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-dark) 100%);
    color: white;
    box-shadow:
        0 4px 8px rgba(255, 107, 53, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
    border: 2px solid var(--orange-dark);
}

.btn-primary:hover, .btn:hover {
    background: linear-gradient(135deg, var(--orange-light) 0%, var(--orange-primary) 100%);
    box-shadow:
        0 8px 16px rgba(255, 107, 53, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.btn-primary:active, .btn:active {
    transform: translateY(0);
    box-shadow:
        0 2px 4px rgba(255, 107, 53, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

/* Button Secondary - Dark Gray */
.btn-secondary {
    background: linear-gradient(135deg, var(--gray-dark) 0%, var(--dark-secondary) 100%);
    color: white;
    box-shadow:
        0 4px 8px rgba(0, 0, 0, 0.2),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    border: 2px solid var(--dark-tertiary);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--gray-light) 0%, var(--gray-dark) 100%);
    box-shadow:
        0 8px 16px rgba(0, 0, 0, 0.25),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

/* Button Outline */
.btn-outline {
    background: var(--white);
    color: var(--gray-dark);
    border: 2px solid var(--gray-lighter);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    background: var(--gray-lightest);
    border-color: var(--gray-light);
    box-shadow: var(--shadow-md);
}

/* Button Small */
.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

/* Button Large */
.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* ============================================
   البطاقات والـ Cards
   ============================================ */

.card {
    background: white;
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.card-header {
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-tertiary) 100%);
    color: white;
    border: none;
    padding: 20px;
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: -0.3px;
}

.card-body {
    padding: 24px;
}

.card-footer {
    background: var(--gray-lightest);
    border-top: 1px solid var(--gray-lighter);
    padding: 16px 24px;
}

/* ============================================
   شريط التنقل (Navbar)
   ============================================ */

.navbar {
    background: linear-gradient(90deg, var(--dark-primary) 0%, var(--dark-secondary) 100%);
    box-shadow: var(--shadow-lg);
    padding: 16px 0;
    border-bottom: 2px solid var(--orange-primary);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.3rem;
    color: white !important;
    letter-spacing: -0.5px;
    transition: opacity 0.3s ease;
}

.navbar-brand:hover {
    opacity: 0.9;
}

.navbar-text {
    color: var(--gray-lighter) !important;
}

/* ============================================
   نماذج الإدخال
   ============================================ */

.form-control, .form-select, input, textarea, select {
    border: 2px solid var(--gray-lighter);
    border-radius: var(--radius-lg);
    padding: 12px 16px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: white;
    color: var(--dark-primary);
}

.form-control:focus, .form-select:focus, input:focus, textarea:focus, select:focus {
    border-color: var(--orange-primary);
    box-shadow:
        0 0 0 4px rgba(255, 107, 53, 0.1),
        inset 0 0 0 1px var(--orange-primary);
    outline: none;
}

.form-label {
    color: var(--dark-secondary);
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
    letter-spacing: -0.3px;
}

/* ============================================
   التنبيهات والـ Alerts
   ============================================ */

.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-danger {
    background: #fff5f5;
    border-color: var(--red-primary);
    color: #721c24;
}

.alert-success {
    background: #f0fdf4;
    border-color: var(--green-primary);
    color: #155724;
}

.alert-info {
    background: #f0f8ff;
    border-color: var(--blue-primary);
    color: #004085;
}

.alert-warning {
    background: #fffbf0;
    border-color: var(--orange-primary);
    color: #856404;
}

/* ============================================
   شاشات الترحيب والشكر
   ============================================ */

.welcome-container, .thank-you-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-primary) 0%, var(--dark-secondary) 50%, #2a3a4a 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.welcome-container::before, .thank-you-container::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.welcome-card, .thank-you-card {
    background: white;
    color: var(--dark-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-3d);
    padding: 50px;
    max-width: 600px;
    text-align: center;
    animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
    border: 1px solid rgba(255, 107, 53, 0.1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-icon, .thank-you-icon {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    color: white;
    box-shadow:
        0 8px 16px rgba(255, 107, 53, 0.3),
        inset -2px -2px 4px rgba(0, 0, 0, 0.2),
        inset 2px 2px 4px rgba(255, 255, 255, 0.3);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

.welcome-title, .thank-you-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-primary);
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.welcome-subtitle, .thank-you-subtitle {
    font-size: 1.2rem;
    color: var(--gray-dark);
    margin-bottom: 30px;
    line-height: 1.8;
}

.welcome-details, .thank-you-details {
    background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
    border: 2px solid var(--gray-lighter);
    border-left: 4px solid var(--orange-primary);
    padding: 20px;
    margin: 30px 0;
    border-radius: var(--radius-lg);
    text-align: right;
}

.details-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-lighter);
}

.details-item:last-child {
    border-bottom: none;
}

.details-label {
    color: var(--gray-dark);
    font-weight: 500;
}

.details-value {
    color: var(--dark-primary);
    font-weight: 700;
}

.welcome-btn, .thank-you-btn {
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-dark) 100%);
    color: white;
    border: 2px solid var(--orange-dark);
    padding: 15px 40px;
    font-size: 1.1rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 30px;
    font-weight: 600;
    box-shadow:
        0 4px 8px rgba(255, 107, 53, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.welcome-btn:hover, .thank-you-btn:hover {
    background: linear-gradient(135deg, var(--orange-light) 0%, var(--orange-primary) 100%);
    transform: translateY(-3px);
    box-shadow:
        0 8px 16px rgba(255, 107, 53, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

/* ============================================
   الأقسام والعناوين الثانوية
   ============================================ */

.section-title {
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-tertiary) 100%);
    color: white;
    padding: 12px 20px;
    margin-top: 25px;
    margin-bottom: 15px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    display: inline-block;
    width: 100%;
    letter-spacing: -0.3px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--orange-primary);
}

/* ============================================
   الشبكات والجداول
   ============================================ */

.grid-box {
    border: 2px solid var(--gray-lighter);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.grid-box:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.grid-box .title {
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-tertiary) 100%);
    color: white;
    padding: 12px 15px;
    font-weight: 600;
    font-size: 0.95rem;
    border-bottom: 2px solid var(--orange-primary);
}

.grid-box .content {
    padding: 15px;
    background: white;
}

/* ============================================
   الجداول
   ============================================ */

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

table td {
    border: 1px solid var(--gray-lighter);
    padding: 12px;
}

table thead td {
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-tertiary) 100%);
    color: white;
    font-weight: 600;
    text-align: center;
    border: 2px solid var(--gray-light);
}

/* ============================================
   الخطوط والفواصل
   ============================================ */

.dotted-line {
    border-bottom: 1px dotted var(--orange-primary);
    display: inline-block;
    min-width: 150px;
    text-align: center;
    font-weight: 600;
    color: var(--dark-primary);
}

.declaration-box {
    border: 2px solid var(--orange-primary);
    padding: 20px;
    text-align: center;
    margin-top: 25px;
    border-radius: var(--radius-lg);
    font-weight: 600;
    color: var(--dark-primary);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05) 0%, rgba(255, 107, 53, 0.02) 100%);
    box-shadow:
        0 4px 8px rgba(255, 107, 53, 0.1),
        inset 0 0 0 1px rgba(255, 107, 53, 0.2);
}

/* ============================================
   الرموز التعبيرية والأيقونات
   ============================================ */

.icon-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    margin: 0 auto 20px;
    box-shadow:
        0 8px 16px rgba(255, 107, 53, 0.3),
        inset -2px -2px 4px rgba(0, 0, 0, 0.2),
        inset 2px 2px 4px rgba(255, 255, 255, 0.2);
}

/* ============================================
   الحركات والتأثيرات
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% { transform: scale(0); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* ============================================
   3D Effects
   ============================================ */

.button-3d {
    position: relative;
    transform-style: preserve-3d;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.button-3d:hover {
    transform: translateY(-4px) scale(1.02);
}

/* ============================================
   الـ Responsive
   ============================================ */

@media (max-width: 768px) {
    :root {
        --spacing-xl: 16px;
        --spacing-2xl: 24px;
        --spacing-3xl: 32px;
    }

    .welcome-card, .thank-you-card {
        padding: 30px;
        margin: 20px;
    }

    .welcome-title, .thank-you-title {
        font-size: 2rem;
    }

    .welcome-subtitle, .thank-you-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.95rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }

    .card-body {
        padding: 16px;
    }

    .section-title {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
}

@media (max-width: 480px) {
    .welcome-card, .thank-you-card {
        padding: 20px;
    }

    .welcome-title, .thank-you-title {
        font-size: 1.5rem;
    }

    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }

    .btn {
        padding: 10px 16px;
        font-size: 0.9rem;
        width: 100%;
    }

    .details-item {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media print {
    .welcome-container, .thank-you-container, .btn, .navbar {
        display: none !important;
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

.rounded { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

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

.text-muted { color: var(--gray-medium); }
.text-orange { color: var(--orange-primary); }
.text-dark { color: var(--dark-primary); }