/**
 * BEF Code - Main Stylesheet
 * Glassmorphism Design System
 * 
 * Color Scheme:
 * - Background: #1d1d1d
 * - Primary: #01a81a
 * - Surface: #2a2a2a
 */

/* ============================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================ */
:root {
    /* Primary Colors */
    --color-primary: #01a81a;
    --color-primary-light: #02c91f;
    --color-primary-dark: #018615;
    --color-primary-glow: rgba(1, 168, 26, 0.3);
    
    /* Background Colors */
    --color-background: #1d1d1d;
    --color-surface: #2a2a2a;
    --color-surface-dark: #111111;
    --color-surface-light: #333333;
    
    /* Glass Effect Colors */
    --color-glass-bg: rgba(42, 42, 42, 0.4);
    --color-glass-bg-hover: rgba(42, 42, 42, 0.6);
    --color-glass-border: rgba(255, 255, 255, 0.05);
    --color-glass-border-hover: rgba(1, 168, 26, 0.3);
    
    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;
    --color-text-dim: #9bbba0;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    --gradient-glass: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    --gradient-glow: radial-gradient(circle at center, var(--color-primary-glow), transparent 70%);
    
    /* Shadows */
    --shadow-glow: 0 0 20px var(--color-primary-glow);
    --shadow-glow-lg: 0 0 40px var(--color-primary-glow);
    --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.1);
    --shadow-elevated: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    
    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', Consolas, monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-display);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

/* Focus styles */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.font-mono {
    font-family: var(--font-mono);
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
}

.section-sm {
    padding: 3rem 0;
}

.section-lg {
    padding: 8rem 0;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   GLASSMORPHISM COMPONENTS
   ============================================ */

/* Glass Navigation */
.glass-nav {
    background: rgba(29, 29, 29, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-glass-border);
}

.glass-nav.scrolled {
    background: rgba(29, 29, 29, 0.9);
    box-shadow: var(--shadow-card);
}

/* Glass Card */
.glass-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: var(--color-glass-bg-hover);
    border-color: var(--color-glass-border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Glass Panel */
.glass-panel {
    background: rgba(17, 17, 17, 0.95); /* Increased opacity for readability */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    box-shadow: var(--shadow-card);
}

/* Glass Input */
.glass-input {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 0.75rem 1rem;
    color: var(--color-text-primary);
    font-family: var(--font-display);
    font-size: 0.875rem;
    transition: all var(--transition-base);
    width: 100%;
}

.glass-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.glass-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-glow);
    background: rgba(255, 255, 255, 0.08);
}

/* Glass Select */
.glass-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2301a81a'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* ============================================
   BUTTONS - Clean & Professional
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

/* Primary Button - Clean solid green */
.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
    color: white;
}

/* Outline Button - Clean border */
.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

/* Button Sizes */
.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

.btn-icon {
    padding: 0.75rem;
    border-radius: var(--radius-full);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav-link {
    color: var(--color-text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Navigation */
.mobile-nav-link {
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-primary);
}

/* Tools Dropdown */
.tools-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--color-text-secondary);
    transition: all 0.2s ease;
}

.tools-dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

.tools-dropdown-item div {
    display: flex;
    flex-direction: column;
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb-nav {
    border-bottom: 1px solid var(--color-glass-border);
}

.breadcrumb-link {
    color: var(--color-text-secondary);
}

.breadcrumb-link:hover {
    color: var(--color-primary);
}

.breadcrumb-current {
    color: var(--color-text-muted);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
}

/* ============================================
   FOOTER
   ============================================ */
.footer-link {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary);
}

.social-icon {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.social-icon:hover {
    background: var(--color-primary);
    color: white;
}

/* ============================================
   HERO SECTIONS
   ============================================ */
.hero {
    position: relative;
    min-height: calc(100vh - 5rem);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-size: 40px 40px;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    opacity: 0.5;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    pointer-events: none;
}

.hero-glow-1 {
    width: 500px;
    height: 500px;
    top: 20%;
    right: 20%;
    background: var(--color-primary);
    opacity: 0.2;
}

.hero-glow-2 {
    width: 600px;
    height: 600px;
    bottom: 0;
    left: 30%;
    background: var(--color-primary);
    opacity: 0.1;
}

/* ============================================
   CARDS & COMPONENTS
   ============================================ */

/* Feature Card */
.feature-card {
    padding: 2rem;
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-glass-border);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-glass-border-hover);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    background: rgba(1, 168, 26, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

/* Elite Project Card - Modern Minimalist with Image Support */
.elite-project-card {
    position: relative;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.elite-project-card:hover {
    border-color: rgba(1, 168, 26, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.elite-project-image-wrapper {
    position: relative;
    aspect-ratio: 16/10;
    background: #111;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.elite-project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.165, 0.84, 0.44, 1);
    opacity: 0.7;
}

.elite-project-card:hover .elite-project-image {
    transform: scale(1.1);
    opacity: 0.9;
}

.elite-project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(1, 168, 26, 0.1), transparent);
}

.elite-project-inner {
    position: relative;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.elite-project-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-primary);
    opacity: 0.4;
}

.elite-project-category {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.elite-project-title {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: white;
    margin-bottom: 0.75rem;
}

.elite-project-desc {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 100%;
    line-clamp: 2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.elite-project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.elite-project-tech span {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    background: rgba(255,255,255,0.03);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.05);
}

.elite-project-arrow {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--transition-base);
    opacity: 0;
}

.elite-project-card:hover .elite-project-arrow {
    opacity: 1;
    background: var(--color-primary);
}

/* Decorative Background Elements */
.bg-glow-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 20;
    pointer-events: none;
    opacity: 0.1;
}

.bg-glow-primary {
    background: var(--color-primary);
}

/* Section Tag Styles */
.section-tag {
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-tag::after {
    content: '';
    height: 1px;
    width: 40px;
    background: var(--color-primary);
    opacity: 0.3;
}

/* Old Project Card */
.project-card {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
}

.tag-primary {
    background: rgba(1, 168, 26, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(1, 168, 26, 0.2);
}

.tag-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-glass-border);
}

/* Stats Card */
.stats-card {
    text-align: center;
    padding: 2rem;
}

.stats-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stats-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.form-checkbox input[type="checkbox"]:checked {
    background: var(--color-primary);
    border-color: var(--color-primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: 80%;
    background-position: center;
    background-repeat: no-repeat;
}

/* Range Slider */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: var(--shadow-glow);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: var(--shadow-glow);
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--color-glass-border);
}

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: calc(-2rem - 5px);
    top: 0.5rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-background);
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-glow);
    transition: transform var(--transition-base);
}

.timeline-item:hover::before {
    transform: scale(1.5);
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee-container {
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee {
    display: flex;
    width: 200%;
    animation: marquee 25s linear infinite;
}

.marquee:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

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

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

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-spin {
    animation: spin 10s linear infinite;
}

.animate-bounce {
    animation: bounce 2s ease-in-out infinite;
}

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

.animate-slide-up {
    animation: slideUp 0.5s ease-out;
}

/* ============================================
   CODE BLOCKS
   ============================================ */
.code-block {
    background: #080f09;
    border-left: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid var(--color-glass-border);
}

.code-dots {
    display: flex;
    gap: 0.375rem;
}

.code-dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
}

.code-dot-red { background: rgba(255, 95, 86, 0.5); }
.code-dot-yellow { background: rgba(255, 189, 46, 0.5); }
.code-dot-green { background: rgba(39, 201, 63, 0.5); }

.code-content {
    padding: 1rem;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Syntax Highlighting */
.code-keyword { color: #ff79c6; }
.code-function { color: var(--color-primary); }
.code-string { color: #f1fa8c; }
.code-comment { color: #6272a4; }
.code-plain { color: #f8f8f2; }

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-surface);
    border-radius: 4px;
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Text Colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-white { color: var(--color-text-primary); }

/* Background Colors */
.bg-background { background-color: var(--color-background); }
.bg-surface { background-color: var(--color-surface); }
.bg-surface-dark { background-color: var(--color-surface-dark); }
.bg-primary { background-color: var(--color-primary); }

/* Borders */
.border-glass { border: 1px solid var(--color-glass-border); }

/* Backdrop Blur */
.backdrop-blur { backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.backdrop-blur-lg { backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }

/* Spacing */
.mt-section { margin-top: 6rem; }
.mb-section { margin-bottom: 6rem; }
.py-section { padding-top: 6rem; padding-bottom: 6rem; }

/* Visibility */
.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;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 1024px) {
    .hero {
        min-height: auto;
        padding: 4rem 0;
    }
    
    .section {
        padding: 4rem 0;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 3rem 0;
    }
}

/* ============================================
   SWEETALERT2 CUSTOM THEME
   ============================================ */
.swal2-popup {
    background: var(--color-surface) !important;
    border: 1px solid var(--color-glass-border) !important;
    border-radius: var(--radius-xl) !important;
}

.swal2-title {
    color: var(--color-text-primary) !important;
}

.swal2-html-container {
    color: var(--color-text-secondary) !important;
}

.swal2-confirm {
    background: var(--color-primary) !important;
    box-shadow: var(--shadow-glow) !important;
}

.swal2-cancel {
    background: var(--color-surface-light) !important;
    color: var(--color-text-primary) !important;
}

.swal2-input,
.swal2-textarea {
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: var(--color-text-primary) !important;
}

.swal2-input:focus,
.swal2-textarea:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 2px var(--color-primary-glow) !important;
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .glass-nav,
    footer,
    #back-to-top {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
}

/* Marquee Masking */
.mask-fade {
    mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}

/* Appearance Fix */
select, 
input[type="checkbox"], 
input[type="radio"] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Global Checkbox Checked State Fix */
input[type="checkbox"]:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: 80%;
    background-position: center;
    background-repeat: no-repeat;
}