:root {
    --color-primary: #3b82f6;
    --color-primary-dark: #1d4ed8;
    --color-accent: #f59e0b;
    --color-surface: #f8fafc;
    --color-text: #0f172a;
    --rgb-primary: 59,130,246;
    --rgb-accent: 245,158,11;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 3px rgba(15,23,42,0.08), 0 1px 2px rgba(15,23,42,0.06);
    --shadow-md: 0 4px 14px rgba(15,23,42,0.10), 0 2px 6px rgba(15,23,42,0.06);
    --shadow-lg: 0 10px 30px rgba(15,23,42,0.12), 0 4px 12px rgba(15,23,42,0.08);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.75;
}

body {
    color: var(--color-text);
    line-height: var(--body-line-height);
    background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 40%, #eef2ff 100%);
}

h1, h2, h3, h4 {
    font-weight: var(--heading-weight);
    background: linear-gradient(135deg, var(--color-text), #1e3a5f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

section, .section {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
}

.card, [class*="card"] {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-card);
    transition: var(--transition);
    background: linear-gradient(145deg, #ffffff, #f1f5f9);
    border: 1px solid rgba(255,255,255,0.6);
    backdrop-filter: blur(2px);
}

.card:hover, [class*="card"]:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: linear-gradient(135deg, var(--color-primary), #6366f1);
    color: #fff;
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(59,130,246,0.3);
}

.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover {
    background: linear-gradient(135deg, var(--color-primary-dark), #4f46e5);
    box-shadow: 0 4px 20px rgba(59,130,246,0.4);
    transform: translateY(-1px);
}

.btn:active, button[class*="btn"]:active, a[class*="btn"]:active {
    transform: translateY(0px);
    box-shadow: 0 1px 5px rgba(59,130,246,0.2);
}

a:not([class]) {
    color: var(--color-primary);
    transition: var(--transition);
    text-decoration-color: var(--color-accent);
    text-underline-offset: 2px;
}

a:not([class]):hover {
    color: var(--color-primary-dark);
    text-decoration-color: var(--color-primary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: calc(var(--space-gap) * 0.8);
}

.news-grid .card {
    border-image: linear-gradient(135deg, var(--color-primary), #818cf8) 1;
    border-left: 3px solid transparent;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-gap);
}

.feature-list .card {
    border-image: linear-gradient(135deg, var(--color-accent), #fbbf24) 1;
    border-left: 3px solid transparent;
    background: linear-gradient(145deg, #ffffff, #fffbeb);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    background: linear-gradient(135deg, #0f172a, #3b82f6, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.testimonial-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-gap);
    max-width: 720px;
    margin: 0 auto;
}

.testimonial-list .card {
    border-image: linear-gradient(135deg, #a78bfa, #818cf8) 1;
    border-left: 4px solid transparent;
    background: linear-gradient(145deg, #ffffff, #f5f3ff);
    box-shadow: 0 4px 16px rgba(167,139,250,0.12);
}

.partner-grid {
    display: flex;
    gap: 2rem;
    overflow: hidden;
    animation: partnerScroll 25s linear infinite;
}

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

.partner-grid img, .partner-grid .partner-logo {
    filter: grayscale(0.2) opacity(0.7);
    transition: var(--transition);
}

.partner-grid img:hover, .partner-grid .partner-logo:hover {
    filter: grayscale(0) opacity(1);
}

.faq-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.faq-wrapper .card {
    border-image: linear-gradient(135deg, #38bdf8, #818cf8) 1;
    border-left: 3px solid transparent;
}

.faq-wrapper aside, .faq-wrapper [class*="sidebar"] {
    background: #252e3a;
    border-radius: var(--radius-lg);
    padding: var(--space-card);
    color: #e2e8f0;
    box-shadow: 0 8px 24px rgba(37,46,58,0.25);
    border: 1px solid rgba(255,255,255,0.08);
    background: linear-gradient(145deg, #252e3a, #1e293b);
}

.faq-wrapper aside a, .faq-wrapper [class*="sidebar"] a {
    color: #93c5fd;
}

.faq-wrapper aside h2, .faq-wrapper aside h3,
.faq-wrapper [class*="sidebar"] h2, .faq-wrapper [class*="sidebar"] h3 {
    background: linear-gradient(135deg, #e2e8f0, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-gap);
    text-align: center;
}

.stats-grid .card {
    border-image: linear-gradient(135deg, #3b82f6, #a78bfa) 1;
    border-left: 3px solid transparent;
    background: linear-gradient(145deg, #ffffff, #eef2ff);
    box-shadow: 0 4px 16px rgba(59,130,246,0.10);
}

.cta-inner {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-inner .btn {
    background: linear-gradient(135deg, var(--color-accent), #f97316);
    box-shadow: 0 4px 16px rgba(245,158,11,0.35);
}

.cta-inner .btn:hover {
    background: linear-gradient(135deg, #d97706, #ea580c);
    box-shadow: 0 6px 24px rgba(245,158,11,0.45);
}

.page-main {
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    border-left: 3px solid transparent;
    border-image: linear-gradient(135deg, var(--color-primary), #818cf8) 1;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(129,140,248,0.08));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

header, .header, .navbar {
    box-shadow: 0 2px 16px rgba(15,23,42,0.08), 0 1px 4px rgba(15,23,42,0.04);
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(59,130,246,0.10);
}

@media (max-width: 1024px) {
    .news-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .feature-list { grid-template-columns: repeat(2, 1fr) !important; }
    .partner-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .hero-inner { grid-template-columns: 1fr !important; }
}

@media (max-width: 640px) {
    :root {
        --space-section: 2rem;
        --space-card: 1rem;
        --space-gap: 0.75rem;
        --shadow-md: 0 2px 10px rgba(15,23,42,0.08);
        --shadow-lg: 0 6px 20px rgba(15,23,42,0.10);
    }
    .news-grid { grid-template-columns: 1fr !important; }
    .feature-list { grid-template-columns: 1fr !important; }
    .faq-list { grid-template-columns: 1fr !important; }
    .testimonial-list { column-count: 1 !important; }
    .partner-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .cta-inner { grid-template-columns: 1fr !important; }
    .faq-wrapper { grid-template-columns: 1fr !important; }
    .faq-wrapper aside, .faq-wrapper [class*="sidebar"] {
        background: linear-gradient(145deg, #252e3a, #1e293b);
    }
}