/* Premium Design System - Built from Scratch */

:root {
    /* Premium Color Palette - Black, White, Yellow, Gray */
    --gold: #D4AF37;
    --gold-light: #E8D5A3;
    --gold-dark: #B8941E;
    --black: #0A0A0A;
    --black-soft: #1A1A1A;
    --white: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray-medium: #E0E0E0;
    --gray-dark: #616161;
    --gray-darker: #424242;
    
    /* Typography */
    --font-primary: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-arabic: 'Cairo', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
    --font-kurdish-sorani: 'Rabar', 'Cairo', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
    --font-kurdish-badini: 'NRT', 'Cairo', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-md: 18px;
    --font-size-lg: 24px;
    --font-size-xl: 32px;
    --font-size-xxl: 48px;
    --font-size-hero: 64px;
    
    /* Spacing */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;
    --space-xxxl: 96px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--black);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 80px;
}

/* Text Selection */
::selection {
    background: var(--gold);
    color: var(--white);
}

::-moz-selection {
    background: var(--gold);
    color: var(--white);
}

/* Kurdish Fonts - @font-face definitions */
/* Using direct CDN links for Kurdish fonts */
@font-face {
    font-family: 'Rabar';
    src: url('https://fonts.cdnfonts.com/s/rabar') format('truetype'),
         url('https://www.kurdfonts.com/fonts/Rabar/Rabar-Regular.ttf') format('truetype'),
         url('https://raw.githubusercontent.com/kurdish-fonts/rabar/main/Rabar.ttf') format('truetype'),
         local('Rabar'),
         url('../fonts/Rabar.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'NRT';
    src: url('https://www.kurdfonts.com/fonts/NRT/NRT-Regular.ttf') format('truetype'),
         url('https://raw.githubusercontent.com/kurdish-fonts/nrt/main/NRT.ttf') format('truetype'),
         local('NRT'),
         url('../fonts/NRT.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* Arabic Font Support */
html[lang="ar"] body,
html[lang="ar"] * {
    font-family: var(--font-arabic);
}

/* Kurdish Sorani Font Support - Rabar */
html[lang="ku"] body,
html[lang="ku"] * {
    font-family: 'Rabar', 'Noto Sans Arabic', 'Cairo', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
}

/* Kurdish Badini Font Support - NRT */
html[lang="krb"] body,
html[lang="krb"] * {
    font-family: 'NRT', 'Noto Sans Arabic', 'Cairo', 'Segoe UI', 'Tahoma', 'Arial', sans-serif;
}

/* RTL Support */
[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

[dir="ltr"] {
    direction: ltr;
    text-align: left;
}

/* RTL-specific adjustments */
[dir="rtl"] .grid-2,
[dir="rtl"] .grid-3 {
    direction: rtl;
}

[dir="rtl"] .btn {
    text-align: center;
}

/* Images remain normal in RTL - no flipping */

/* Text alignment for RTL */
[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4,
[dir="rtl"] h5,
[dir="rtl"] h6 {
    text-align: right;
}

[dir="rtl"] p {
    text-align: right;
}

/* Center alignment should remain centered */
[dir="rtl"] .section-header,
[dir="rtl"] .page-hero,
[dir="rtl"] .text-center {
    text-align: center;
}

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--black);
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--font-size-hero);
    letter-spacing: -2px;
}

h2 {
    font-size: var(--font-size-xxl);
    letter-spacing: -1px;
}

h3 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--space-md);
    color: var(--gray-darker);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    background: var(--gold);
    color: var(--black);
    font-weight: 600;
    font-size: var(--font-size-base);
    border: 2px solid var(--gold);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: var(--font-size-sm);
}

.btn:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-outline {
    background: transparent;
    color: var(--gold);
    border-color: var(--gold);
}

.btn-outline:hover {
    background: var(--gold);
    color: var(--black);
}

/* Section Styles */
.section {
    padding: var(--space-xxxl) 0;
    position: relative;
}

.section-alt {
    background: var(--gray-light);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxl);
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

/* Image Containers */
.image-container {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.image-container:hover img {
    transform: scale(1.05);
}

/* Cards */
.card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--gray-medium);
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    right: var(--space-lg);
    bottom: var(--space-lg);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--gold);
    color: var(--black);
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-base);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--gold-dark);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-light);
}

::-webkit-scrollbar-thumb {
    background: var(--gold);
    border-radius: 999px;
    border: 2px solid var(--gray-light);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-dark);
}

html {
    scrollbar-color: var(--gold) var(--gray-light);
    scrollbar-width: thin;
}

/* Responsive */
@media (max-width: 1200px) {
    :root {
        --font-size-hero: 56px;
        --font-size-xxl: 42px;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-hero: 40px;
        --font-size-xxl: 32px;
        --font-size-xl: 24px;
        --space-xxxl: 64px;
    }
    
    body {
        font-size: var(--font-size-sm);
        padding-top: 70px;
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
}