/* card-mosaic · gradient-rich */
:root {
    --color-primary: #c2410c;
    --color-primary-dark: #9a3412;
    --color-accent: #0f766e;
    --color-surface: #fff6eb;
    --color-text: #1c1917;
    --rgb-primary: 194, 65, 12;
    --rgb-accent: 15, 118, 110;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 4px rgba(28,25,23,.04), 0 4px 10px rgba(194,65,12,.05);
    --shadow-md: 0 4px 12px rgba(28,25,23,.05), 0 12px 32px -10px rgba(194,65,12,.18), 0 6px 18px -8px rgba(15,118,110,.1);
    --shadow-lg: 0 4px 8px rgba(28,25,23,.04), 0 24px 52px -16px rgba(194,65,12,.36), 0 12px 28px -8px rgba(15,118,110,.18);
    --space-section: 3.25rem;
    --space-card: 1.35rem;
    --space-gap: 1.125rem;
    --transition: 0.55s cubic-bezier(0.16, 1, 0.3, 1);
    --heading-weight: 800;
    --body-line-height: 1.6;
}

body {
    color: var(--color-text);
    line-height: var(--body-line-height);
    background:
        radial-gradient(circle at 8% -8%, rgba(253, 186, 116, .28), transparent 34rem),
        radial-gradient(circle at 92% 10%, rgba(45, 212, 191, .12), transparent 30rem),
        linear-gradient(180deg, #fdf8f1, #f5efe6);
}

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

.card, [class*="card"] {
    background: linear-gradient(145deg, #fffaf3, #ffe9ce 56%, #ffd6ad);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,.9), inset 0 -1px 0 rgba(194,65,12,.08);
    padding: var(--space-card);
    transition: var(--transition);
}

.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: list-view */
/* 列表模式 (图左文右) */
.news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
.news-grid .card {
    display: grid;
    grid-template-columns: 280px 1fr;
    background: linear-gradient(145deg, #effdf7, #a7f3d0 55%, #5eead4);
    box-shadow: 0 4px 12px rgba(28,25,23,.04), 0 14px 32px -12px rgba(15,118,110,.28), inset 0 1px 0 rgba(255,255,255,.85);
}

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

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

/* testimonials: carousel */
/* 单条轮播 */
.testimonial-list { display: flex; overflow: hidden; }
.testimonial-list > * { flex: 0 0 100%; }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

/* stats: inline */
/* 水平排列 */
.stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: card-style */
.cta-inner {
    background: linear-gradient(135deg, #fdf2f8, #fbcfe8 40%, #ddd6fe);
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,.8);
}

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover {
    transform: translateY(-6px);
    background: linear-gradient(145deg, #fffbf7, #fff1de 60%, #ffe1bf);
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,.95), inset 0 -1px 0 rgba(194,65,12,.06);
}
a:not([class]):hover { color: var(--color-accent); }
.hero, [class*="hero"], section:first-of-type {
    background:
        radial-gradient(circle at 88% -20%, rgba(249, 168, 212, .45), transparent 32rem),
        radial-gradient(circle at 8% 120%, rgba(253, 230, 138, .18), transparent 34rem),
        linear-gradient(125deg, #3b0764, #86198f 34%, #be123c 66%, #9a3412);
}
header, .header, .navbar { background: transparent; }

/* 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: 2.25rem; --space-card: 1.125rem; --space-gap: 0.875rem; }
    .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; }
}