/* ==========================================================================
   متغیرها و تنظیمات اصلی
   ========================================================================== */

/* فونت فارسی */
/* فونت ایران‌سنس (Vazirmatn) - نسخه آپلود شده */
@font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
  }
  
  /* اعمال فونت به کل سایت */
  :root {
      --font-family: 'Vazirmatn', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }
  
  * {
      font-family: var(--font-family);
  }
  
  /* برای اطمینان بیشتر */
  body, input, textarea, select, button, h1, h2, h3, h4, h5, h6, p, span, div, a, li, td, th {
      font-family: var(--font-family);
  }
  
  /* تنظیم وزن فونت برای عناوین */
  h1, h2, h3, h4, h5, h6 {
      font-weight: 700;
  }
  
  /* تنظیم وزن فونت برای دکمه‌ها */
  .btn {
      font-weight: 500;
  }
  
  /* تنظیم وزن فونت برای لینک‌های ناوبری */
  .nav-link {
      font-weight: 500;
  }
  
  /* تنظیم وزن فونت برای متن معمولی */
  body {
      font-weight: 400;
      line-height: 1.8;
  }






/* ==========================================================================
   ⚡ AERamzi.ir - Ultimate Professional Design
   ⚡ Created by: AmirEhsan Ramzi
   ⚡ Version: 2.0 Ultimate
   ========================================================================== */

/* ==========================================================================
   📦 Table of Contents:
   1. CSS Variables & Root Config
   2. Reset & Base Styles
   3. Typography
   4. Scrollbar
   5. Loading Screen
   6. Header & Navigation
   7. Mobile Menu
   8. Hero Section
   9. Buttons
   10. Projects Section
   11. Project Cards
   12. Project Detail Page
   13. Gallery & Lightbox
   14. Comments Section
   15. Releases Section
   16. About Section
   17. Contact Section
   18. Footer
   19. Pagination
   20. Toast Notifications
   21. Skeleton Loading
   22. Particles Background
   23. Animations Keyframes
   24. Scroll To Top
   25. Theme Toggle
   26. Search Results
   27. Stats Counter
   28. Progress Bars
   29. Timeline
   30. Tags & Badges
   31. Responsive Design
   32. Print Styles
   33. Accessibility
   34. Utility Classes
   35. Dark Mode Overrides
   ========================================================================== */


/* ==========================================================================
   1. CSS Variables & Root Config
   ========================================================================== */

:root {
    /* ----- رنگ‌های اصلی - پالت حرفه‌ای ----- */
    --primary: #6366f1;
    --primary-rgb: 99, 102, 241;
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;
    --primary-950: #1e1b4b;

    --secondary: #06b6d4;
    --secondary-rgb: 6, 182, 212;
    --secondary-50: #ecfeff;
    --secondary-100: #cffafe;
    --secondary-200: #a5f3fc;
    --secondary-300: #67e8f9;
    --secondary-400: #22d3ee;
    --secondary-500: #06b6d4;
    --secondary-600: #0891b2;
    --secondary-700: #0e7490;
    --secondary-800: #155e75;
    --secondary-900: #164e63;

    --accent: #f59e0b;
    --accent-rgb: 245, 158, 11;
    --accent-50: #fffbeb;
    --accent-100: #fef3c7;
    --accent-200: #fde68a;
    --accent-300: #fcd34d;
    --accent-400: #fbbf24;
    --accent-500: #f59e0b;
    --accent-600: #d97706;

    --success: #10b981;
    --success-rgb: 16, 185, 129;
    --success-50: #ecfdf5;
    --success-100: #d1fae5;
    --success-500: #10b981;
    --success-600: #059669;

    --warning: #f59e0b;
    --warning-rgb: 245, 158, 11;
    --warning-50: #fffbeb;
    --warning-500: #f59e0b;

    --danger: #ef4444;
    --danger-rgb: 239, 68, 68;
    --danger-50: #fef2f2;
    --danger-100: #fee2e2;
    --danger-500: #ef4444;
    --danger-600: #dc2626;

    --info: #3b82f6;
    --info-rgb: 59, 130, 246;

    /* ----- رنگ‌های تم تاریک (Default) ----- */
    --bg-primary: #0f172a;
    --bg-primary-rgb: 15, 23, 42;
    --bg-secondary: #1e293b;
    --bg-secondary-rgb: 30, 41, 59;
    --bg-tertiary: #334155;
    --bg-tertiary-rgb: 51, 65, 85;
    --bg-card: #1e293b;
    --bg-card-rgb: 30, 41, 59;
    --bg-card-hover: #273449;
    --bg-card-hover-rgb: 39, 52, 73;
    --bg-input: #0f172a;
    --bg-input-rgb: 15, 23, 42;
    --bg-overlay: rgba(0, 0, 0, 0.7);
    --bg-glass: rgba(30, 41, 59, 0.7);
    --bg-glass-hover: rgba(30, 41, 59, 0.9);

    /* ----- رنگ‌های متن ----- */
    --text-primary: #f1f5f9;
    --text-primary-rgb: 241, 245, 249;
    --text-secondary: #94a3b8;
    --text-secondary-rgb: 148, 163, 184;
    --text-tertiary: #64748b;
    --text-tertiary-rgb: 100, 116, 139;
    --text-muted: #475569;
    --text-muted-rgb: 71, 85, 105;
    --text-inverse: #0f172a;
    --text-link: #818cf8;
    --text-link-hover: #a5b4fc;

    /* ----- رنگ‌های مرزی ----- */
    --border-color: #334155;
    --border-color-rgb: 51, 65, 85;
    --border-light: #1e293b;
    --border-light-rgb: 30, 41, 59;
    --border-lighter: #475569;
    --border-focus: #6366f1;
    --border-focus-rgb: 99, 102, 241;

    /* ----- سایه‌ها ----- */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
    --shadow-glow-primary: 0 0 20px rgba(var(--primary-rgb), 0.3);
    --shadow-glow-secondary: 0 0 20px rgba(var(--secondary-rgb), 0.3);
    --shadow-glow-accent: 0 0 20px rgba(var(--accent-rgb), 0.3);
    --shadow-glow-success: 0 0 20px rgba(var(--success-rgb), 0.3);
    --shadow-glow-danger: 0 0 20px rgba(var(--danger-rgb), 0.3);

    /* ----- گردی ها ----- */
    --radius-none: 0;
    --radius-xs: 2px;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-3xl: 20px;
    --radius-4xl: 24px;
    --radius-full: 9999px;

    /* ----- فواصل ----- */
    --spacing-0: 0;
    --spacing-1: 4px;
    --spacing-2: 8px;
    --spacing-3: 12px;
    --spacing-4: 16px;
    --spacing-5: 20px;
    --spacing-6: 24px;
    --spacing-8: 32px;
    --spacing-10: 40px;
    --spacing-12: 48px;
    --spacing-16: 64px;
    --spacing-20: 80px;
    --spacing-24: 96px;

    /* ----- تایپوگرافی ----- */
    --font-family-primary: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-7xl: 4.5rem;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    --line-height-loose: 2;
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;

    /* ----- انیمیشن ها ----- */
    --transition-duration-75: 75ms;
    --transition-duration-100: 100ms;
    --transition-duration-150: 150ms;
    --transition-duration-200: 200ms;
    --transition-duration-300: 300ms;
    --transition-duration-500: 500ms;
    --transition-duration-700: 700ms;
    --transition-duration-1000: 1000ms;
    --transition-timing-ease: ease;
    --transition-timing-linear: linear;
    --transition-timing-ease-in: cubic-bezier(0.4, 0, 1, 1);
    --transition-timing-ease-out: cubic-bezier(0, 0, 0.2, 1);
    --transition-timing-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-timing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ----- z-index سلسله مراتب ----- */
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
    --z-auto: auto;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    --z-preloader: 9999;

    /* ----- اندازه ها ----- */
    --header-height: 72px;
    --header-height-scrolled: 64px;
    --sidebar-width: 280px;
    --sidebar-width-collapsed: 72px;
    --container-width: 1280px;
    --container-width-sm: 640px;
    --container-width-md: 768px;
    --container-width-lg: 1024px;
    --container-width-xl: 1280px;
    --section-spacing: 100px;
    --section-spacing-mobile: 60px;

    /* ----- گرید ----- */
    --grid-columns: 12;
    --grid-gap: 24px;
}

/* ==========================================================================
   🌞 تم روشن
   ========================================================================== */

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-primary-rgb: 248, 250, 252;
    --bg-secondary: #ffffff;
    --bg-secondary-rgb: 255, 255, 255;
    --bg-tertiary: #f1f5f9;
    --bg-tertiary-rgb: 241, 245, 249;
    --bg-card: #ffffff;
    --bg-card-rgb: 255, 255, 255;
    --bg-card-hover: #f8fafc;
    --bg-card-hover-rgb: 248, 250, 252;
    --bg-input: #ffffff;
    --bg-input-rgb: 255, 255, 255;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-hover: rgba(255, 255, 255, 0.9);

    --text-primary: #0f172a;
    --text-primary-rgb: 15, 23, 42;
    --text-secondary: #475569;
    --text-secondary-rgb: 71, 85, 105;
    --text-tertiary: #64748b;
    --text-tertiary-rgb: 100, 116, 139;
    --text-muted: #94a3b8;
    --text-muted-rgb: 148, 163, 184;
    --text-inverse: #f1f5f9;
    --text-link: #4f46e5;
    --text-link-hover: #4338ca;

    --border-color: #e2e8f0;
    --border-color-rgb: 226, 232, 240;
    --border-light: #f1f5f9;
    --border-light-rgb: 241, 245, 249;
    --border-lighter: #cbd5e1;
    --border-focus: #6366f1;
    --border-focus-rgb: 99, 102, 241;

    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
}


/* ==========================================================================
   2. Reset & Base Styles
   ========================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color var(--transition-duration-300) var(--transition-timing-ease-out),
                color var(--transition-duration-300) var(--transition-timing-ease-out);
}

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

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
    display: block;
    max-width: 100%;
    height: auto;
}

img {
    font-style: italic;
    background-repeat: no-repeat;
    background-size: cover;
    shape-margin: 0.75rem;
}

a {
    color: var(--text-link);
    text-decoration: none;
    transition: color var(--transition-duration-200) var(--transition-timing-ease);
}

a:hover {
    color: var(--text-link-hover);
}

ul,
ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

::selection {
    background-color: rgba(var(--primary-rgb), 0.3);
    color: var(--text-primary);
}

::-moz-selection {
    background-color: rgba(var(--primary-rgb), 0.3);
    color: var(--text-primary);
}

:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}


/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-4);
    color: var(--text-secondary);
}

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }
.font-extrabold { font-weight: var(--font-weight-extrabold); }
.font-black { font-weight: var(--font-weight-black); }

.text-gradient {
    background: linear-gradient(135deg, var(--primary-400), var(--secondary-400), var(--accent-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-primary {
    background: linear-gradient(135deg, var(--primary-400), var(--primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* ==========================================================================
   4. Custom Scrollbar
   ========================================================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-600);
}

::-webkit-scrollbar-corner {
    background: transparent;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--bg-tertiary) var(--bg-secondary);
}


/* ==========================================================================
   5. Loading Screen
   ========================================================================== */

.loading-screen {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-preloader);
    transition: opacity var(--transition-duration-500) var(--transition-timing-ease-out),
                visibility var(--transition-duration-500) var(--transition-timing-ease-out);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-wrapper {
    text-align: center;
}

.loader-logo {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-6);
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: loaderPulse 2s var(--transition-timing-ease-in-out) infinite;
}

.loader-logo i {
    font-size: 28px;
    color: white;
}

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: 0 auto;
}

.loader-bar-fill {
    height: 100%;
    width: 40%;
    background: linear-gradient(90deg, var(--primary-500), var(--secondary-500), var(--accent-500));
    border-radius: var(--radius-full);
    animation: loaderBar 1.5s var(--transition-timing-ease-in-out) infinite;
}

.loader-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-4);
    animation: loaderFade 2s var(--transition-timing-ease-in-out) infinite;
}

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

@keyframes loaderBar {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(350%); }
}

@keyframes loaderFade {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}


/* ==========================================================================
   6. Header & Navigation
   ========================================================================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-fixed);
    transition: all var(--transition-duration-300) var(--transition-timing-ease-out);
}

.main-header.scrolled {
    height: var(--header-height-scrolled);
    background: var(--bg-glass-hover);
    border-bottom-color: var(--border-lighter);
    box-shadow: var(--shadow-lg);
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
}

/* ----- لوگو ----- */
.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 20px;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.menu-toggle:hover {
    background: var(--primary-500);
    color: white;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    text-decoration: none;
    color: var(--text-primary);
    transition: transform var(--transition-duration-200) var(--transition-timing-bounce);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    box-shadow: var(--shadow-glow-primary);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
}

.logo:hover .logo-icon {
    box-shadow: 0 0 30px rgba(var(--primary-rgb), 0.5);
}

.logo-text h1 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: var(--letter-spacing-tight);
    background: linear-gradient(135deg, var(--primary-400), var(--secondary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.logo-text span {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    display: block;
    margin-top: 2px;
    letter-spacing: var(--letter-spacing-wide);
    text-transform: uppercase;
}

/* ----- نویگیشن ----- */
.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.main-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    position: relative;
    white-space: nowrap;
}

.main-nav a i {
    font-size: var(--font-size-base);
    transition: transform var(--transition-duration-200) var(--transition-timing-ease);
}

.main-nav a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.main-nav a:hover i {
    transform: translateY(-1px);
}

.main-nav a.active {
    color: var(--primary-400);
    background: rgba(var(--primary-rgb), 0.1);
    font-weight: var(--font-weight-semibold);
}

.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary-500);
    border-radius: var(--radius-full);
}

/* ----- هدر راست ----- */
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box input {
    width: 240px;
    padding: var(--spacing-2) var(--spacing-4);
    padding-left: 42px;
    background: var(--bg-input);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: var(--shadow-glow-primary);
    width: 300px;
}

.search-box button {
    position: absolute;
    left: 4px;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: var(--primary-500);
    color: white;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.search-box button:hover {
    background: var(--primary-600);
    transform: scale(1.05);
}

/* ----- دکمه تم ----- */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid var(--border-color);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    border-color: var(--accent-500);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-glow-accent);
    transform: rotate(20deg);
}

.theme-toggle .fa-sun {
    position: absolute;
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
    opacity: 1;
    transform: scale(1);
}

.theme-toggle .fa-moon {
    position: absolute;
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
    opacity: 0;
    transform: scale(0);
}

[data-theme="light"] .theme-toggle .fa-sun {
    opacity: 0;
    transform: scale(0);
}

[data-theme="light"] .theme-toggle .fa-moon {
    opacity: 1;
    transform: scale(1);
}

/* ----- دکمه ادمین ----- */
.admin-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-500);
    color: white;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    box-shadow: var(--shadow-glow-primary);
}

.admin-btn:hover {
    background: var(--primary-600);
    transform: scale(1.1);
    box-shadow: 0 0 25px rgba(var(--primary-rgb), 0.5);
}


/* ==========================================================================
   7. Mobile Menu
   ========================================================================== */

.side-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100dvh;
    background: var(--bg-secondary);
    z-index: var(--z-modal);
    padding: var(--spacing-6);
    transition: right var(--transition-duration-300) var(--transition-timing-ease-out);
    box-shadow: var(--shadow-2xl);
    overflow-y: auto;
}

.side-menu.active {
    right: 0;
}

.side-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-8);
    padding-bottom: var(--spacing-4);
    border-bottom: 1px solid var(--border-color);
}

.side-menu-header h3 {
    font-size: var(--font-size-lg);
    color: var(--primary-400);
}

.close-menu {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.close-menu:hover {
    background: var(--danger-500);
    color: white;
}

.side-menu ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.side-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.side-menu a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.side-menu a i {
    width: 24px;
    text-align: center;
    color: var(--primary-400);
}

.menu-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}


/* ==========================================================================
   8. Hero Section
   ========================================================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-height) + var(--spacing-10)) var(--spacing-6) var(--spacing-10);
    position: relative;
    overflow: hidden;
}

/* اشکال هندسی پس زمینه */
.hero-section::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.08) 0%, transparent 70%);
    top: -10%;
    right: -10%;
    animation: heroFloat 8s var(--transition-timing-ease-in-out) infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--secondary-rgb), 0.06) 0%, transparent 70%);
    bottom: -5%;
    left: -5%;
    animation: heroFloat 10s var(--transition-timing-ease-in-out) infinite reverse;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(var(--primary-rgb), 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--primary-rgb), 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

@keyframes heroFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
    text-align: center;
    max-width: 700px;
    z-index: var(--z-10);
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-5);
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: var(--radius-full);
    color: var(--primary-400);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-6);
    animation: fadeInUp 0.8s var(--transition-timing-ease-out) both;
}

.hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-500);
    animation: pulse 2s var(--transition-timing-ease-in-out) infinite;
}

.hero-content h2 {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-6xl));
    font-weight: var(--font-weight-black);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-5);
    background: linear-gradient(135deg, var(--primary-300), var(--secondary-300), var(--accent-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s var(--transition-timing-ease-out) 0.1s both;
}

.hero-content .hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s var(--transition-timing-ease-out) 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s var(--transition-timing-ease-out) 0.3s both;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-8);
    justify-content: center;
    margin-top: var(--spacing-12);
    padding-top: var(--spacing-10);
    border-top: 1px solid var(--border-color);
    animation: fadeInUp 0.8s var(--transition-timing-ease-out) 0.4s both;
}

.hero-stat {
    text-align: center;
}

.hero-stat h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-400);
}

.hero-stat p {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-top: var(--spacing-1);
}

/* ==========================================================================
   9. Buttons System
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-xl);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    user-select: none;
    letter-spacing: var(--letter-spacing-normal);
}

.btn:active {
    transform: scale(0.97);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.4);
}

/* Secondary Button */
.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-500), var(--secondary-600));
    color: white;
    box-shadow: 0 4px 15px rgba(var(--secondary-rgb), 0.3);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--secondary-600), var(--secondary-700));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--secondary-rgb), 0.4);
}

/* Outline Button */
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--primary-500);
    color: var(--primary-400);
    background: rgba(var(--primary-rgb), 0.05);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Accent Button */
.btn-accent {
    background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
    color: white;
    box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.3);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--accent-rgb), 0.4);
}

/* Danger Button */
.btn-danger {
    background: linear-gradient(135deg, var(--danger-500), var(--danger-600));
    color: white;
}

.btn-danger:hover {
    background: var(--danger-600);
}

/* Button Sizes */
.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-lg);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
    border-radius: var(--radius-2xl);
}

.btn-xl {
    padding: var(--spacing-5) var(--spacing-10);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-3xl);
}

/* Button with Icon */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
}

.btn-icon.btn-lg {
    width: 48px;
    height: 48px;
}

/* Ripple Effect */
.btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.3) 10%, transparent 10.01%);
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform 0.5s, opacity 1s;
}

.btn:active::after {
    transform: scale(0, 0);
    opacity: 0.3;
    transition: 0s;
}


/* ==========================================================================
   10. Projects Section
   ========================================================================== */

.projects-section {
    padding: var(--section-spacing) var(--spacing-6);
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.section-header .section-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-2xl);
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary-400);
    font-size: 24px;
    margin-bottom: var(--spacing-5);
}

.section-header h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-3);
}

.section-header h2 .highlight {
    background: linear-gradient(135deg, var(--primary-400), var(--secondary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--text-tertiary);
    max-width: 500px;
    margin: 0 auto;
}

/* ----- فیلترها ----- */
.projects-filters {
    display: flex;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-8);
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
}

.filter-group select {
    padding: var(--spacing-3) var(--spacing-5);
    padding-left: 40px;
    background: var(--bg-card);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-primary);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    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='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");*/
    background-repeat: no-repeat;
    background-position: left 16px center;
    min-width: 150px;
}

.filter-group select:hover {
    border-color: var(--border-lighter);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: var(--shadow-glow-primary);
}

.view-toggle {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1.5px solid var(--border-color);
}

.view-toggle button {
    padding: var(--spacing-3) var(--spacing-4);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    font-size: 16px;
    display: flex;
    align-items: center;
}

.view-toggle button.active {
    background: var(--primary-500);
    color: white;
}

.view-toggle button:hover:not(.active) {
    color: var(--text-primary);
}

/* ----- گرید پروژه‌ها ----- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: var(--spacing-6);
}

.projects-grid.list-view {
    grid-template-columns: 1fr;
    max-width: 800px;
    margin: 0 auto;
}

/* ==========================================================================
   11. Project Cards
   ========================================================================== */

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
    cursor: pointer;
    position: relative;
    animation: fadeInUp 0.6s var(--transition-timing-ease-out) both;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-lighter);
}

/* ----- تصویر کارت ----- */
.project-card .card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-800), var(--secondary-800));
}

.project-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-duration-700) var(--transition-timing-ease);
}

.project-card:hover .card-image img {
    transform: scale(1.08);
}

.card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-duration-300) var(--transition-timing-ease);
}

.project-card:hover .card-image-overlay {
    opacity: 1;
}

/* ----- بج‌ها ----- */
.card-status {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    z-index: var(--z-10);
    backdrop-filter: blur(10px);
    color: white;
    letter-spacing: var(--letter-spacing-wide);
}

.status-idea { background: rgba(var(--info-rgb), 0.8); }
.status-in_progress { background: rgba(var(--warning-rgb), 0.8); }
.status-completed { background: rgba(var(--success-rgb), 0.8); }
.status-abandoned { background: rgba(var(--danger-rgb), 0.8); }
.status-maintenance { background: rgba(139, 92, 246, 0.8); }

.card-type-badge {
    position: absolute;
    top: var(--spacing-4);
    left: var(--spacing-4);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    z-index: var(--z-10);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

/* ----- بدنه کارت ----- */
.card-body {
    padding: var(--spacing-5);
}

.card-body h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    color: var(--text-primary);
    transition: color var(--transition-duration-200) var(--transition-timing-ease);
}

.project-card:hover .card-body h3 {
    color: var(--primary-400);
}

.card-body p {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-4);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: var(--line-height-relaxed);
}

/* ----- تگ‌های تکنولوژی ----- */
.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

.card-tech span {
    padding: var(--spacing-1) var(--spacing-3);
    background: rgba(var(--primary-rgb), 0.08);
    border: 1px solid rgba(var(--primary-rgb), 0.15);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--primary-400);
    font-weight: var(--font-weight-medium);
}

/* ----- فوتر کارت ----- */
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--border-light);
}

.card-stats {
    display: flex;
    gap: var(--spacing-4);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.card-stats span {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    transition: color var(--transition-duration-200) var(--transition-timing-ease);
}

.card-stats span:hover {
    color: var(--text-primary);
}

.card-stats .fa-heart { color: var(--danger-400); }
.card-stats .fa-comment { color: var(--secondary-400); }
.card-stats .fa-eye { color: var(--info-400); }
.card-stats .fa-share { color: var(--accent-400); }

.card-version {
    padding: var(--spacing-1) var(--spacing-3);
    background: rgba(var(--secondary-rgb), 0.1);
    border: 1px solid rgba(var(--secondary-rgb), 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--secondary-400);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-family-mono);
}


/* ==========================================================================
   12. Project Detail Page
   ========================================================================== */

.project-detail {
    max-width: var(--container-width-md);
    margin: calc(var(--header-height) + var(--spacing-10)) auto var(--spacing-16);
    padding: 0 var(--spacing-6);
}

.project-header {
    display: flex;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
    align-items: flex-start;
}

.project-icon {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.project-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-info h1 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--spacing-3);
}

.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.project-meta .badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.project-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

/* ----- بخش‌های محتوایی ----- */
.content-section {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-6);
    margin-bottom: var(--spacing-6);
    border: 1px solid var(--border-color);
}

.content-section h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    color: var(--primary-400);
}


/* ==========================================================================
   13. Gallery & Lightbox
   ========================================================================== */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-4);
}

.gallery-item {
    aspect-ratio: 16/10;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-tertiary);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-duration-500) var(--transition-timing-ease);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.lightbox img {
    max-width: 90%;
    max-height: 80vh;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    transition: opacity var(--transition-duration-300) var(--transition-timing-ease);
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-6);
    right: var(--spacing-6);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: white;
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.lightbox-close:hover {
    background: rgba(255,255,255,0.2);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: white;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.lightbox-nav:hover {
    background: rgba(255,255,255,0.2);
}

.lightbox-nav.prev { left: var(--spacing-6); }
.lightbox-nav.next { right: var(--spacing-6); }


/* ==========================================================================
   14. Comments Section
   ========================================================================== */

.comments-section {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-6);
    margin-top: var(--spacing-8);
    border: 1px solid var(--border-color);
}

.comments-section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    max-height: 500px;
    overflow-y: auto;
    padding-left: var(--spacing-2);
}

.comment-item {
    padding: var(--spacing-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
}

.comment-item .comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-2);
}

.comment-name {
    font-weight: var(--font-weight-semibold);
    color: var(--primary-400);
    font-size: var(--font-size-sm);
}

.comment-date {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.comment-text {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.comment-form input,
.comment-form textarea {
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--bg-input);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-primary);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.comment-form input:focus,
.comment-form textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: var(--shadow-glow-primary);
}

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


/* ==========================================================================
   15. Releases Section
   ========================================================================== */

.release-item {
    padding: var(--spacing-5);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-4);
    border: 1px solid var(--border-light);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.release-item:hover {
    border-color: var(--border-lighter);
}

.release-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3);
}

.release-version {
    padding: var(--spacing-1) var(--spacing-3);
    background: var(--primary-500);
    color: white;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-family-mono);
}

.release-title {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.release-date {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.release-changelog {
    background: var(--bg-tertiary);
    padding: var(--spacing-4);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-top: var(--spacing-3);
}


/* ==========================================================================
   16. About Section
   ========================================================================== */

.about-section {
    padding: var(--section-spacing) var(--spacing-6);
    max-width: var(--container-width);
    margin: 0 auto;
}

.about-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    text-align: center;
    border: 1px solid var(--border-color);
    max-width: 500px;
    margin: 0 auto;
}

.about-card .avatar {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-5);
    font-size: 40px;
    color: white;
    box-shadow: var(--shadow-glow-primary);
}

.about-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2);
}

.about-card p {
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-2);
}

.social-links {
    display: flex;
    gap: var(--spacing-3);
    justify-content: center;
    margin-top: var(--spacing-5);
}

.social-links a {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--primary-500);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow-primary);
}


/* ==========================================================================
   17. Contact Section
   ========================================================================== */

.contact-section {
    padding: var(--section-spacing) var(--spacing-6);
    max-width: var(--container-width);
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-5);
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-5);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-duration-300) var(--transition-timing-ease);
}

.contact-item:hover {
    transform: translateY(-3px);
    border-color: var(--primary-500);
    box-shadow: var(--shadow-lg);
}

.contact-item i {
    font-size: 28px;
    color: var(--primary-400);
    margin-bottom: var(--spacing-3);
}

.contact-item span {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}


/* ==========================================================================
   18. Footer
   ========================================================================== */

.main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-16) var(--spacing-6) var(--spacing-6);
    margin-top: var(--section-spacing);
    position: relative;
}

.main-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-500), var(--secondary-500), transparent);
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-8);
}

.footer-section h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.footer-section h3 i {
    color: var(--primary-400);
}

.footer-section p {
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer-links a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.footer-links a:hover {
    color: var(--primary-400);
    transform: translateX(4px);
}

.footer-bottom {
    max-width: var(--container-width);
    margin: var(--spacing-8) auto 0;
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--border-light);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.footer-bottom .heart {
    color: var(--danger-500);
    animation: pulse 1.5s var(--transition-timing-ease-in-out) infinite;
    display: inline-block;
}

/* ==========================================================================
   19. Pagination
   ========================================================================== */

.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-8);
}

.page-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    border: 1.5px solid var(--border-color);
    font-size: var(--font-size-sm);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
}

.page-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-lighter);
}

.page-link.active {
    background: var(--primary-500);
    color: white;
    border-color: var(--primary-500);
    box-shadow: var(--shadow-glow-primary);
}


/* ==========================================================================
   20. Toast Notifications
   ========================================================================== */

.toast {
    position: fixed;
    bottom: var(--spacing-6);
    left: var(--spacing-6);
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-toast);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border: 1px solid var(--border-color);
    animation: toastIn 0.5s var(--transition-timing-bounce);
    max-width: 400px;
}

.toast-success { border-right: 4px solid var(--success-500); }
.toast-error { border-right: 4px solid var(--danger-500); }
.toast-warning { border-right: 4px solid var(--warning-500); }
.toast-info { border-right: 4px solid var(--info-500); }

@keyframes toastIn {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}


/* ==========================================================================
   21. Skeleton Loading
   ========================================================================== */

.skeleton {
    background: linear-gradient(90deg, 
        var(--bg-tertiary) 25%, 
        var(--bg-card-hover) 50%, 
        var(--bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s var(--transition-timing-ease-in-out) infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 16px;
    margin-bottom: var(--spacing-2);
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-title {
    height: 24px;
    width: 80%;
    margin-bottom: var(--spacing-4);
}

.skeleton-image {
    height: 200px;
    border-radius: var(--radius-xl);
}

.skeleton-avatar {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
}

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


/* ==========================================================================
   22. Particles Background
   ========================================================================== */

.particles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--z-0);
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--primary-500);
    opacity: 0.15;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.15;
    }
    90% {
        opacity: 0.15;
    }
    100% {
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}


/* ==========================================================================
   23. All Keyframe Animations
   ========================================================================== */

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

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

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@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 shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

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

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes slideInUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}


/* ==========================================================================
   24. Scroll To Top Button
   ========================================================================== */

.scroll-to-top {
    position: fixed;
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--primary-500);
    color: white;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-glow-primary);
    transition: all var(--transition-duration-200) var(--transition-timing-ease);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

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

.scroll-to-top:hover {
    background: var(--primary-600);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(var(--primary-rgb), 0.5);
}


/* ==========================================================================
   25. Theme Toggle Additional Styles
   ========================================================================== */

.theme-transitioning * {
    transition: background-color var(--transition-duration-500) var(--transition-timing-ease-out),
                color var(--transition-duration-500) var(--transition-timing-ease-out),
                border-color var(--transition-duration-500) var(--transition-timing-ease-out),
                box-shadow var(--transition-duration-500) var(--transition-timing-ease-out) !important;
}


/* ==========================================================================
   26. Search Results Dropdown
   ========================================================================== */

.search-results {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
    max-height: 400px;
    overflow-y: auto;
    display: none;
}

.search-results.active {
    display: block;
    animation: fadeInDown 0.3s var(--transition-timing-ease-out);
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    cursor: pointer;
    transition: background var(--transition-duration-200) var(--transition-timing-ease);
    text-decoration: none;
    color: var(--text-primary);
}

.search-result-item:hover {
    background: var(--bg-tertiary);
}

.search-result-item img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.search-result-item .result-info {
    flex: 1;
}

.search-result-item .result-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.search-result-item .result-meta {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.search-no-results {
    padding: var(--spacing-8);
    text-align: center;
    color: var(--text-muted);
}


/* ==========================================================================
   27. Stats & Counter
   ========================================================================== */

.counter {
    display: inline-block;
}

.counter-animate {
    transition: all var(--transition-duration-1000) var(--transition-timing-ease-out);
}


/* ==========================================================================
   28. Progress Bars
   ========================================================================== */

.progress-bar-wrapper {
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    height: 8px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--primary-500), var(--secondary-500));
    transition: width var(--transition-duration-1000) var(--transition-timing-ease-out);
    width: 0;
}


/* ==========================================================================
   29. Timeline
   ========================================================================== */

.timeline {
    position: relative;
    padding-right: var(--spacing-8);
}

.timeline::before {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-6);
    padding-right: var(--spacing-6);
}

.timeline-item::before {
    content: '';
    position: absolute;
    right: -5px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-500);
    border: 2px solid var(--bg-primary);
    box-shadow: var(--shadow-glow-primary);
}


/* ==========================================================================
   30. Tags & Badges
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.badge-primary {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary-400);
}

.badge-success {
    background: rgba(var(--success-rgb), 0.1);
    color: var(--success-500);
}

.badge-warning {
    background: rgba(var(--warning-rgb), 0.1);
    color: var(--warning-500);
}

.badge-danger {
    background: rgba(var(--danger-rgb), 0.1);
    color: var(--danger-500);
}

.badge-info {
    background: rgba(var(--info-rgb), 0.1);
    color: var(--info-500);
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}


/* ==========================================================================
   31. Responsive Design
   ========================================================================== */

/* Large Desktop */
@media (min-width: 1440px) {
    :root {
        --container-width: 1320px;
    }
}

/* Desktop */
@media (max-width: 1280px) {
    :root {
        --container-width: 960px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --container-width: 720px;
        --section-spacing: 80px;
    }
    
    .main-nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .project-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .project-actions {
        justify-content: center;
    }
}

/* Small Tablet */
@media (max-width: 768px) {
    :root {
        --section-spacing: 60px;
        --header-height: 64px;
    }
    
    .hero-content h2 {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        gap: var(--spacing-6);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .search-box input {
        width: 180px;
    }
    
    .search-box input:focus {
        width: 200px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .header-container {
        padding: 0 var(--spacing-3);
    }
    
    .search-box {
        display: none;
    }
    
    .hero-content h2 {
        font-size: var(--font-size-2xl);
    }
    
    .hero-content .hero-description {
        font-size: var(--font-size-base);
    }
    
    .logo-text span {
        display: none;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--spacing-4);
    }
    
    .hero-stat {
        flex: 1 1 40%;
    }
    
    .content-section {
        padding: var(--spacing-4);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
}


/* ==========================================================================
   32. Print Styles
   ========================================================================== */

@media print {
    .main-header,
    .side-menu,
    .menu-overlay,
    .scroll-to-top,
    .loading-screen,
    .particles,
    .search-box,
    .theme-toggle,
    .admin-btn,
    .menu-toggle,
    .hero-buttons,
    .comment-form {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .project-card,
    .content-section,
    .comments-section {
        break-inside: avoid;
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }
    
    a {
        color: black !important;
        text-decoration: underline;
    }
}


/* ==========================================================================
   33. Accessibility
   ========================================================================== */

@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;
}

.skip-to-main {
    position: absolute;
    top: -100%;
    left: var(--spacing-4);
    background: var(--primary-500);
    color: white;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    z-index: var(--z-toast);
    transition: top var(--transition-duration-300) var(--transition-timing-ease);
}

.skip-to-main:focus {
    top: var(--spacing-4);
}


/* ==========================================================================
   34. Utility Classes
   ========================================================================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

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

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--spacing-2); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

.mt-4 { margin-top: var(--spacing-4); }
.mt-8 { margin-top: var(--spacing-8); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }

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

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

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

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

.transition { transition: all var(--transition-duration-200) var(--transition-timing-ease); }

.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }

.cursor-pointer { cursor: pointer; }
.select-none { user-select: none; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-duration-700) var(--transition-timing-ease-out);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Animation delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }


/* ==========================================================================
   35. حالت دارک مود اضافات
   ========================================================================== */

[data-theme="dark"] img {
    /* کاهش روشنایی تصاویر در تم تاریک */
    filter: brightness(0.9);
}

[data-theme="dark"] .project-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .card-image-overlay {
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
}

/* ==========================================================================
   🎉 END OF CSS - Total Lines: 3500+
   🚀 Designed with ❤️ by AmirEhsan Ramzi
   📧 amirehsanramzi@gmail.com
   📱 09226083183
   ========================================================================== */