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

:root {
    /* Enhanced Color Palette */
    --primary-color: #2563eb;
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --secondary-color: #f97316;
    --secondary-gradient: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --accent-color: #10b981;
    --accent-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --tertiary-color: #8b5cf6;
    --tertiary-gradient: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);

    /* Text Colors */
    --text-dark: #1f2937;
    --text-medium: #374151;
    --text-light: #6b7280;
    --text-lighter: #9ca3af;
    --text-white: #ffffff;

    /* Background Colors */
    --background-white: #ffffff;
    --background-light: #f9fafb;
    --background-lighter: #f3f4f6;
    --background-dark: #111827;
    --background-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --background-glass: rgba(255, 255, 255, 0.1);

    /* Border Colors */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    --border-dark: #d1d5db;

    /* Status Colors */
    --success-color: #059669;
    --success-light: #dcfce7;
    --error-color: #dc2626;
    --error-light: #fef2f2;
    --warning-color: #d97706;
    --warning-light: #fffbeb;
    --info-color: #2563eb;
    --info-light: #eff6ff;

    /* Font System */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-thin: 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;

    /* Font Sizes */
    --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;

    /* Spacing System */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-base: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;

    /* Shadow System */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 20px rgb(37 99 235 / 0.3);
    --shadow-glow-secondary: 0 0 20px rgb(249 115 22 / 0.3);

    /* Border Radius */
    --border-radius-xs: 0.125rem;
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 0.75rem;
    --border-radius-2xl: 1rem;
    --border-radius-3xl: 1.5rem;
    --border-radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Z-Index Scale */
    --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;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

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); }

p {
    margin-bottom: var(--spacing-base);
    color: var(--text-light);
}

/* Enhanced Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-base) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    min-height: 48px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: #1d4ed8;
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background: var(--background-white);
    color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--primary-gradient);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-accent {
    background: var(--accent-gradient);
    color: var(--text-white);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow-secondary);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: transparent;
    color: var(--text-dark);
    border-color: transparent;
    box-shadow: none;
}

.btn-ghost:hover {
    background: var(--background-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    min-height: 56px;
    border-radius: var(--border-radius-xl);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    min-height: 40px;
    border-radius: var(--border-radius-md);
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow-sm);
}

.btn:disabled:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
}

/* Header */
.header {
    background-color: var(--background-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-base) 0;
    min-height: 70px;
}

.logo h1 {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-list a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-list a:hover {
    color: var(--primary-color);
}

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

.nav-list a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.search-btn {
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--text-light);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
}

.search-btn:hover {
    color: var(--primary-color);
    background-color: var(--background-light);
}

.language-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.lang-btn {
    background: none;
    border: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-base);
}

.lang-btn.active,
.lang-btn:hover {
    color: var(--primary-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    cursor: pointer;
    padding: var(--spacing-sm);
}

/* Enhanced Hero Section */
.hero {
    padding: 160px 0 var(--spacing-5xl);
    background: var(--background-gradient);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(1deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="hero-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(37,99,235,0.1)"/><circle cx="150" cy="150" r="1" fill="rgba(16,185,129,0.1)"/><circle cx="250" cy="50" r="1" fill="rgba(139,92,246,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23hero-pattern)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 5vw, var(--font-size-6xl));
    font-weight: var(--font-weight-black);
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
    line-height: 1.05;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-medium);
    margin-bottom: var(--spacing-3xl);
    line-height: 1.7;
    font-weight: var(--font-weight-normal);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    animation: slideInUp 1s ease-out 0.3s both;
}

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

.hero-visual {
    position: relative;
    animation: slideInRight 1s ease-out 0.5s both;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-image {
    position: relative;
    border-radius: var(--border-radius-3xl);
    overflow: hidden;
    box-shadow:
        var(--shadow-2xl),
        0 0 40px rgba(37, 99, 235, 0.15);
    transform: perspective(1000px) rotateY(-8deg) rotateX(8deg);
    transition: all var(--transition-slow);
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color), var(--tertiary-color));
    border-radius: var(--border-radius-3xl);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.hero-image:hover {
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg) scale(1.02);
    box-shadow:
        var(--shadow-2xl),
        0 0 60px rgba(37, 99, 235, 0.25);
}

.hero-image:hover::before {
    opacity: 0.3;
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

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

/* Floating Elements */
.hero .floating-element {
    position: absolute;
    background: var(--background-glass);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.hero .floating-element:nth-child(1) {
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.hero .floating-element:nth-child(2) {
    top: 60%;
    left: 5%;
    animation-delay: 2s;
}

.hero .floating-element:nth-child(3) {
    bottom: 20%;
    right: 15%;
    animation-delay: 4s;
}

/* About Section */
.about {
    padding: var(--spacing-4xl) 0;
    background-color: var(--background-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.about h2 {
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.about p {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.principles {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.principle-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-base);
    padding: var(--spacing-lg);
    background-color: var(--background-light);
    border-radius: var(--border-radius-lg);
    border: 2px solid transparent;
    transition: all var(--transition-base);
}

.principle-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.principle-item i {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
}

.principle-item span {
    font-weight: 600;
    color: var(--text-dark);
}

.about-stats {
    position: relative;
}

.stats-visual {
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.stats-visual img {
    width: 100%;
    height: auto;
    display: block;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--background-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

.stat-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    font-weight: 500;
}

/* Enhanced Portals Section */
.portals {
    padding: var(--spacing-5xl) 0;
    background: var(--background-gradient);
    position: relative;
    overflow: hidden;
}

.portals::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="portals-pattern" x="0" y="0" width="200" height="200" patternUnits="userSpaceOnUse"><circle cx="100" cy="100" r="2" fill="rgba(37,99,235,0.05)"/><circle cx="50" cy="150" r="1" fill="rgba(16,185,129,0.05)"/><circle cx="150" cy="50" r="1" fill="rgba(139,92,246,0.05)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23portals-pattern)"/></svg>');
    opacity: 0.4;
}

.portals h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    font-weight: var(--font-weight-black);
    position: relative;
    z-index: 1;
}

.section-description {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-medium);
    margin-bottom: var(--spacing-4xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: var(--font-weight-normal);
    position: relative;
    z-index: 1;
}

.portals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    position: relative;
    z-index: 1;
}

.portal-card {
    background: var(--background-white);
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid transparent;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
}

.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37,99,235,0.02) 0%, rgba(16,185,129,0.02) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portal-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl), 0 0 40px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.2);
}

.portal-card:hover::before {
    opacity: 1;
}

.portal-card.active {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.portal-card.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius-2xl) var(--border-radius-2xl) 0 0;
}

.portal-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-gradient);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.portal-logo::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius-xl);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portal-card:hover .portal-logo::before {
    opacity: 0.3;
}

.portal-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.portal-card:hover .portal-logo img {
    transform: scale(1.1);
}

.portal-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-base);
    color: var(--text-dark);
    font-weight: var(--font-weight-bold);
    position: relative;
    z-index: 2;
}

.portal-card p {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    color: var(--text-medium);
    position: relative;
    z-index: 2;
}

.portal-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    z-index: 2;
}

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

.portal-link:hover::after {
    width: 100%;
}

.portal-link:hover {
    color: #1d4ed8;
    transform: translateX(4px);
}

.portal-card.coming-soon {
    background: linear-gradient(135deg, rgba(248,249,250,0.8) 0%, rgba(241,243,245,0.8) 100%);
    border-style: dashed;
    border-color: var(--border-color);
    backdrop-filter: blur(10px);
}

.portal-card.coming-soon::before {
    background: linear-gradient(135deg, rgba(37,99,235,0.05) 0%, rgba(16,185,129,0.05) 100%);
}

.coming-soon-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-gradient);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.coming-soon-icon::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--secondary-gradient);
    border-radius: var(--border-radius-xl);
    z-index: -1;
    opacity: 0.2;
}

.coming-soon-icon i {
    font-size: var(--font-size-3xl);
    color: var(--text-light);
    animation: pulse 2s ease-in-out infinite;
}

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

.portal-card.coming-soon h3 {
    color: var(--text-light);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    position: relative;
    z-index: 2;
}

/* Enhanced News Section */
.news {
    padding: var(--spacing-5xl) 0;
    background: var(--background-gradient);
    position: relative;
    overflow: hidden;
}

.news::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="news-pattern" x="0" y="0" width="150" height="150" patternUnits="userSpaceOnUse"><circle cx="75" cy="75" r="1.5" fill="rgba(37,99,235,0.08)"/><circle cx="25" cy="125" r="1" fill="rgba(16,185,129,0.06)"/><circle cx="125" cy="25" r="1" fill="rgba(139,92,246,0.04)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23news-pattern)"/></svg>');
    opacity: 0.5;
}

.news h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    font-weight: var(--font-weight-black);
    position: relative;
    z-index: 1;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-2xl);
    position: relative;
    z-index: 1;
}

.news-card {
    background: var(--background-white);
    border-radius: var(--border-radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid transparent;
    transition: all var(--transition-slow);
    position: relative;
    backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37,99,235,0.03) 0%, rgba(16,185,129,0.03) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.news-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl), 0 0 40px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.2);
}

.news-card:hover::before {
    opacity: 1;
}

.news-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.news-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37,99,235,0.1) 0%, rgba(16,185,129,0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 1;
}

.news-card:hover .news-image::before {
    opacity: 0.3;
}

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

.news-card:hover .news-image img {
    transform: scale(1.1);
}

.news-content {
    padding: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.news-content h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-base);
    color: var(--text-dark);
    line-height: 1.4;
    font-weight: var(--font-weight-bold);
    transition: color var(--transition-base);
}

.news-card:hover .news-content h3 {
    color: var(--primary-color);
}

.news-content p {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    color: var(--text-medium);
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
}

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

.news-link:hover::after {
    width: 100%;
}

.news-link:hover {
    color: #1d4ed8;
    transform: translateX(4px);
}

/* Why Us Section */
.why-us {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1d4ed8 100%);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.advantage-item {
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
}

.advantage-item:hover {
    transform: translateY(-4px);
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-xl);
}

.advantage-icon i {
    font-size: var(--font-size-2xl);
    color: white;
}

.advantage-item h3 {
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0;
}

/* Partnership Section */
.partnership {
    padding: var(--spacing-4xl) 0;
    background-color: var(--background-light);
}

.partnership h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.partners-slider {
    overflow: hidden;
    position: relative;
    margin-top: var(--spacing-3xl);
}

.partners-track {
    display: flex;
    gap: var(--spacing-2xl);
    animation: slide 20s linear infinite;
}

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

.partner-logo {
    flex-shrink: 0;
    width: 150px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

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

.partner-logo img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
}

/* Enhanced Contact Section */
.contact {
    padding: var(--spacing-5xl) 0;
    background: var(--background-gradient);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="contact-pattern" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(37,99,235,0.06)"/><circle cx="25" cy="75" r="0.5" fill="rgba(16,185,129,0.04)"/><circle cx="75" cy="25" r="0.5" fill="rgba(139,92,246,0.04)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23contact-pattern)"/></svg>');
    opacity: 0.4;
}

.contact h2 {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
    color: var(--text-dark);
    font-weight: var(--font-weight-black);
    position: relative;
    z-index: 1;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
    align-items: start;
    position: relative;
    z-index: 1;
}

.contact-form {
    background: var(--background-white);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius-2xl) var(--border-radius-2xl) 0 0;
}

.form-group {
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-dark);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-base);
    font-size: var(--font-size-base);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    background-color: var(--background-white);
    transition: all var(--transition-base);
    font-family: var(--font-family);
    position: relative;
    z-index: 1;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-lighter);
    opacity: 0.7;
}

/* Floating Label Effect */
.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    transform: translateY(-2px);
    font-size: var(--font-size-xs);
    color: var(--primary-color);
}

.contact-info {
    background: var(--background-white);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-info h3 {
    color: var(--text-dark);
    margin-bottom: var(--spacing-2xl);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--background-light);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.contact-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.contact-item:hover::before {
    opacity: 1;
}

.contact-item i {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}

.contact-item a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color var(--transition-base);
    font-weight: var(--font-weight-medium);
}

.contact-item a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    justify-content: center;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    color: var(--text-white);
    border-radius: var(--border-radius-xl);
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.social-links a:hover::before {
    left: 100%;
}

.social-links a:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.social-links a:active {
    transform: translateY(-2px) scale(1.02);
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.footer-column h4 {
    color: white;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-column ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-column ul li a:hover {
    color: white;
}

.copyright {
    color: #9ca3af;
    font-size: var(--font-size-sm);
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-base);
    }
    
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero-image {
        order: -1;
        transform: none;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .principles {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 120px 0 var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .portals-grid {
        grid-template-columns: 1fr;
    }
    
    .partners-track {
        gap: var(--spacing-lg);
    }
    
    .partner-logo {
        width: 120px;
        height: 60px;
    }
    
    .section-description {
        font-size: var(--font-size-base);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-4xl: 3rem;
        --spacing-3xl: 2rem;
    }
    
    .header-content {
        padding: var(--spacing-sm) 0;
    }
    
    .logo h1 {
        font-size: var(--font-size-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: var(--spacing-lg);
    }
}

/* Enhanced Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

.bounce-in {
    opacity: 0;
    transform: scale(0.3);
    transition: all 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.bounce-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Advanced Animations */
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -30px, 0);
    }
    70% {
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-10px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(10px);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: var(--shadow-lg);
    }
    50% {
        box-shadow: var(--shadow-xl), var(--shadow-glow);
    }
}

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

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

/* Utility Animation Classes */
.animate-bounce {
    animation: bounce 1s infinite;
}

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

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

.animate-rotate {
    animation: rotate 2s linear infinite;
}

.animate-heartbeat {
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.hover-scale {
    transition: transform var(--transition-base);
}

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

.hover-rotate {
    transition: transform var(--transition-base);
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

/* Success/Error States */
.success {
    border-color: var(--success-color) !important;
    background-color: var(--success-light);
    animation: bounce 0.6s ease-out;
}

.error {
    border-color: var(--error-color) !important;
    background-color: var(--error-light);
    animation: shake 0.5s ease-in-out;
}

.warning {
    border-color: var(--warning-color) !important;
    background-color: var(--warning-light);
}

.info {
    border-color: var(--info-color) !important;
    background-color: var(--info-light);
}

/* Focus Styles for Accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus,
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

/* Scroll-triggered Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.scroll-reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* Performance Optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}