/* ========================================
   盘橙科技 — About Page Styles
   ======================================== */

/* Base reset (scoped to about page only) */
.ab-reset *, .ab-reset *::before, .ab-reset *::after { margin: 0; padding: 0; box-sizing: border-box; }
.ab-reset html { scroll-behavior: smooth; }
.ab-reset body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #fff; color: #1D2939; line-height: 1.6; -webkit-font-smoothing: antialiased; }
.ab-reset a { text-decoration: none; color: inherit; }
.ab-reset img { max-width: 100%; height: auto; display: block; }
.ab-reset ul, .ab-reset ol { list-style: none; }

.ab-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Hero */
.ab-hero { position: relative; padding: 100px 0 60px; background: linear-gradient(135deg, #0f1a3d 0%, #1a2b5f 100%); text-align: center; overflow: hidden; }
.ab-hero::before { content:''; position: absolute; top: -50%; right: -20%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(59,130,246,0.15), transparent 70%); border-radius: 50%; }
.ab-hero-tag { display: inline-block; padding: 6px 18px; border-radius: 50px; font-size: 0.8125rem; font-weight: 600; background: rgba(59,130,246,0.2); color: #60a5fa; margin-bottom: 20px; }
.ab-hero-title { font-size: 2.25rem; font-weight: 800; color: #fff; margin-bottom: 12px; letter-spacing: -0.02em; }
.ab-hero-desc { font-size: 1rem; color: rgba(255,255,255,0.6); max-width: 600px; margin: 0 auto; }

/* Stats */
.ab-stats { background: #fff; border-bottom: 1px solid #E5E7EB; }
.ab-stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.ab-stat { text-align: center; padding: 32px 16px; }
.ab-stat + .ab-stat { border-left: 1px solid #E5E7EB; }
.ab-stat-num { font-size: 2rem; font-weight: 800; background: linear-gradient(135deg, #3b82f6, #8b5cf6); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.ab-stat-label { font-size: 0.8125rem; color: #667085; margin-top: 4px; }

/* Section */
.ab-sec { padding: 72px 0; }
.ab-sec-alt { background: #F5F5F7; }
.ab-header { text-align: center; margin-bottom: 40px; }
.ab-tag { display: inline-block; padding: 5px 14px; border-radius: 50px; font-size: 0.75rem; font-weight: 600; background: rgba(59,130,246,0.1); color: #3b82f6; margin-bottom: 12px; }
.ab-title { font-size: 1.5rem; font-weight: 800; color: #1D2939; }
.ab-subtitle { font-size: 0.875rem; color: #667085; margin-top: 10px; max-width: 560px; margin-left: auto; margin-right: auto; line-height: 1.7; }

/* Overview */
.ab-overview { display: grid; grid-template-columns: 340px 1fr; gap: 40px; align-items: start; }
.ab-overview-img { border-radius: 14px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.ab-overview-img img { width: 100%; height: 260px; object-fit: cover; display: block; }
.ab-overview-body h2 { font-size: 1.5rem; font-weight: 800; color: #1D2939; margin-bottom: 16px; }
.ab-overview-body p { font-size: 0.9375rem; color: #667085; line-height: 1.9; margin-bottom: 20px; }
.ab-values { display: flex; flex-wrap: wrap; gap: 10px; }
.ab-val-chip { display: flex; align-items: center; gap: 8px; padding: 8px 14px; background: #fff; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.04); border: 1px solid #E5E7EB; }
.ab-val-icon { width: 28px; height: 28px; border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 800; color: #fff; }
.ab-val-chip span { font-size: 0.8125rem; font-weight: 600; color: #1D2939; }

/* Tech grid */
.ab-tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ab-tech-card { background: #fff; border-radius: 12px; padding: 24px 18px; border: 1px solid #E5E7EB; text-align: center; transition: all 0.3s; }
.ab-tech-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); border-color: transparent; }
.ab-tech-icon { width: 48px; height: 48px; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.ab-tech-icon svg { width: 22px; height: 22px; }
.ab-tech-card h3 { font-size: 0.875rem; font-weight: 700; color: #1D2939; }

/* Divider */
.ab-divider { height: 1px; background: #E5E7EB; margin: 56px 0; }

/* Industry */
.ab-ind-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ab-ind-card { background: #fff; border-radius: 12px; padding: 24px; border: 1px solid #E5E7EB; transition: all 0.3s; }
.ab-ind-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); border-color: transparent; }
.ab-ind-icon { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.ab-ind-icon svg { width: 22px; height: 22px; }
.ab-ind-card h3 { font-size: 0.9375rem; font-weight: 700; color: #1D2939; margin-bottom: 6px; }
.ab-ind-card p { font-size: 0.8125rem; color: #667085; line-height: 1.6; }

/* Two col */
.ab-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.ab-city-list { display: flex; flex-direction: column; gap: 10px; }
.ab-city-item { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: #fff; border-radius: 10px; box-shadow: 0 1px 2px rgba(0,0,0,0.04); }
.ab-city-icon { width: 34px; height: 34px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.8125rem; font-weight: 800; color: #fff; flex-shrink: 0; }
.ab-city-item strong { display: block; font-size: 0.8125rem; font-weight: 700; color: #1D2939; }
.ab-city-item span { display: block; font-size: 0.75rem; color: #98A2B3; }
.ab-proc-list { display: flex; flex-direction: column; gap: 10px; }
.ab-proc-item { display: flex; align-items: center; gap: 14px; padding: 12px 14px; background: #fff; border-radius: 10px; box-shadow: 0 1px 2px rgba(0,0,0,0.04); }
.ab-proc-num { font-size: 1.0625rem; font-weight: 800; background: linear-gradient(135deg, #3b82f6, #2563eb); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; width: 30px; flex-shrink: 0; }
.ab-proc-item strong { display: block; font-size: 0.8125rem; font-weight: 700; color: #1D2939; }
.ab-proc-item span { display: block; font-size: 0.75rem; color: #98A2B3; }

/* Vision */
.ab-vision { padding: 72px 0; background: linear-gradient(135deg, #0f1a3d 0%, #1a2b5f 100%); }
.ab-vision-inner { text-align: center; max-width: 660px; margin: 0 auto; }
.ab-vision-tag { display: inline-block; padding: 5px 14px; border-radius: 50px; font-size: 0.75rem; font-weight: 600; background: rgba(59,130,246,0.2); color: #60a5fa; margin-bottom: 16px; }
.ab-vision-inner h2 { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.ab-vision-inner p { font-size: 0.9375rem; color: rgba(255,255,255,0.55); line-height: 1.9; margin-bottom: 32px; }
.ab-contact-row { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.ab-contact-item { display: flex; align-items: center; gap: 8px; font-size: 0.8125rem; color: rgba(255,255,255,0.65); }
.ab-contact-item svg { width: 16px; height: 16px; opacity: 0.5; flex-shrink: 0; }
.ab-contact-item strong { color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
    .ab-overview { grid-template-columns: 1fr; }
    .ab-overview-img img { height: 220px; }
    .ab-tech-grid, .ab-ind-grid { grid-template-columns: repeat(2, 1fr); }
    .ab-two-col { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .ab-hero { padding: 80px 0 48px; }
    .ab-hero-title { font-size: 1.5rem; }
    .ab-stats-inner { grid-template-columns: repeat(2, 1fr); }
    .ab-stat + .ab-stat { border-left: none; }
    .ab-stat:nth-child(3) { border-top: 1px solid #E5E7EB; }
    .ab-sec { padding: 48px 0; }
    .ab-tech-grid, .ab-ind-grid { grid-template-columns: 1fr; }
    .ab-values { flex-direction: column; }
    .ab-contact-row { flex-direction: column; align-items: flex-start; }
}