:root {
    --color-primary: #5b21b6;
    --color-primary-dark: #3b0764;
    --color-accent: #06b6d4;
    --color-surface: #f5f3ff;
    --color-text: #120a28;
    --rgb-primary: 91,33,182;
    --rgb-accent: 6,182,212;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 22px;

    --shadow-sm: 0 1px 0 rgba(0,0,0,.06), 0 10px 24px rgba(91,33,182,.12);
    --shadow-md: 0 2px 0 rgba(0,0,0,.06), 0 18px 46px rgba(91,33,182,.18);
    --shadow-lg:
        0 2px 0 rgba(0,0,0,.07),
        0 20px 60px rgba(91,33,182,.24),
        0 8px 20px rgba(6,182,212,.14);

    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 1.65rem;

    --transition: 0.5s cubic-bezier(.2,.9,.2,1);
    --heading-weight: 800;
    --body-line-height: 1.7;
    --focus-ring: rgba(6,182,212,.38);
}

body { color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }

.card, [class*="card"] {
    border-radius: var(--radius-xl);
    box-shadow:
        0 1px 0 rgba(0,0,0,.06),
        0 14px 34px rgba(16,10,40,.10);
    padding: var(--space-card);
    transition:
        transform 0.5s cubic-bezier(.2,.9,.2,1),
        box-shadow 0.5s cubic-bezier(.2,.9,.2,1),
        filter 0.5s cubic-bezier(.2,.9,.2,1),
        background 0.5s cubic-bezier(.2,.9,.2,1);
    background:
        radial-gradient(120% 90% at 12% 10%, rgba(6,182,212,.22) 0%, rgba(6,182,212,0) 55%),
        radial-gradient(90% 70% at 90% 15%, rgba(91,33,182,.20) 0%, rgba(91,33,182,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.75) 0%, rgba(255,255,255,.55) 100%);
}

.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow:
        0 1px 0 rgba(0,0,0,.08),
        0 18px 44px rgba(91,33,182,.16);
}

a:not([class]) {
    color: var(--color-primary);
    transition: var(--transition);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

section:first-of-type { background: linear-gradient(135deg, #2dd4bf 0%, #7c3aed 38%, #0ea5e9 100%); }
.hero, [class*="hero"] {
    background:
        radial-gradient(120% 90% at 15% 10%, rgba(45,212,191,.35) 0%, rgba(45,212,191,0) 50%),
        linear-gradient(135deg, #6d28d9 0%, #0ea5e9 62%, #7c3aed 100%);
}

.card:hover, [class*="card"]:hover {
    transform: translateY(-6px);
    box-shadow:
        0 1px 0 rgba(0,0,0,.07),
        0 28px 78px rgba(91,33,182,.28),
        0 10px 24px rgba(6,182,212,.18);
    filter: saturate(1.05) contrast(1.02);
}

:focus {
    outline: 2px solid var(--focus-ring);
    outline-offset: 3px;
}

/* ========== Section Layout Variants ========== */

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

.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

.hero { padding: 2rem 0; } .hero-content { max-width: 560px; }

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

.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }

.faq-list { max-width: 800px; margin: 0 auto; }

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

.cta-section {
    background:
        radial-gradient(140% 120% at 8% 10%, rgba(45,212,191,.55) 0%, rgba(45,212,191,0) 55%),
        radial-gradient(90% 70% at 92% 18%, rgba(6,182,212,.45) 0%, rgba(6,182,212,0) 60%),
        linear-gradient(135deg, #5b21b6 0%, #0ea5e9 55%, #7c3aed 100%);
    color: #f7fbff;
    padding: 4rem 2rem;
    box-shadow: 0 -1px 0 rgba(255,255,255,.10) inset, 0 28px 86px rgba(91,33,182,.26);
}

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

/* Responsive */
@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: 1.15rem; }
    .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; }
}