/* ============================================================
   rongchang-xiabu.css —— 荣昌夏布织造技艺专属版式
   主题：苎麻米绿 · 经纬质感，突出"七道主工序"的织造流程
   ============================================================ */

:root {
	--xb-bg: #f4f6ee;
	--xb-ink: #323a2c;
	--xb-accent: #5f7a4a;
	--xb-gold: #c9b37a;
	--xb-deep: #3e5234;
}

/* ---------- Hero：经纬斜纹 ---------- */
.xb-hero {
	position: relative;
	color: #f6f8ef;
	background:
		repeating-linear-gradient(90deg, rgba(255, 255, 255, .04) 0 2px, transparent 2px 16px),
		repeating-linear-gradient(0deg, rgba(255, 255, 255, .03) 0 2px, transparent 2px 16px),
		linear-gradient(160deg, var(--xb-deep) 0%, var(--xb-accent) 100%);
	padding: 80px 22px 72px;
}
.xb-hero .inner { max-width: 1080px; margin: 0 auto; }
.xb-hero .kicker { font-size: 13px; letter-spacing: 6px; opacity: .88; margin-bottom: 10px; }
.xb-hero h1 { font-size: clamp(30px, 4.8vw, 46px); letter-spacing: 10px; }
.xb-hero .slogan { margin-top: 12px; font-size: 15px; letter-spacing: 3px; opacity: .92; }
.xb-hero .chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.xb-hero .chip { padding: 5px 15px; border: 1px solid rgba(255, 255, 255, .35); border-radius: 999px; font-size: 12.5px; letter-spacing: 2px; background: rgba(0, 0, 0, .12); }

/* ---------- 质感四如：大字卡 ---------- */
.si-ru { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.si-ru article {
	background: #fff;
	border-radius: 12px;
	padding: 24px 14px;
	text-align: center;
	border-bottom: 5px solid var(--xb-gold);
	box-shadow: 0 8px 18px rgba(62, 82, 52, .08);
}
.si-ru .zi { font-family: "STKaiti", "KaiTi", serif; font-size: 30px; color: var(--xb-deep); display: block; margin-bottom: 6px; }
.si-ru p { font-size: 13px; color: #7a806e; }

/* ---------- 七道主工序：织机之路 ---------- */
.gong-xu { position: relative; display: grid; grid-template-columns: repeat(7, 1fr); gap: 0; }
.gong-xu::before {
	content: "";
	position: absolute;
	top: 26px; left: 7%; right: 7%;
	height: 3px;
	background: repeating-linear-gradient(90deg, var(--xb-accent) 0 10px, transparent 10px 18px);
}
.gong-xu article { position: relative; text-align: center; padding: 0 6px; }
.gong-xu .dot {
	width: 54px; height: 54px; margin: 0 auto 12px;
	border-radius: 50%;
	background: #fff;
	border: 3px solid var(--xb-accent);
	display: flex; align-items: center; justify-content: center;
	font-family: "STKaiti", "KaiTi", serif; font-size: 22px; color: var(--xb-deep);
	position: relative; z-index: 1;
	box-shadow: 0 6px 14px rgba(62, 82, 52, .14);
}
.gong-xu h4 { font-size: 15px; color: var(--xb-deep); margin-bottom: 5px; }
.gong-xu p { font-size: 12px; color: #7a806e; line-height: 1.6; }

/* ---------- 对话式对比：苎麻 vs 夏布 ---------- */
.qian-ma { display: grid; grid-template-columns: 1fr 60px 1fr; align-items: stretch; gap: 0; }
.qian-ma .side { background: #fff; border-radius: 14px; padding: 24px 26px; box-shadow: 0 8px 18px rgba(62, 82, 52, .08); }
.qian-ma .side h3 { font-size: 16px; color: var(--xb-deep); margin-bottom: 10px; }
.qian-ma .side p { font-size: 13.5px; color: #6d7562; line-height: 1.8; }
.qian-ma .arrow { display: flex; align-items: center; justify-content: center; font-size: 26px; color: var(--xb-accent); font-weight: bold; }
.qian-ma .side.out { background: linear-gradient(150deg, #fff 60%, #f5efdd 100%); border: 1px solid var(--xb-gold); }

@media (max-width: 900px) {
	.si-ru { grid-template-columns: repeat(2, 1fr); }
	.gong-xu { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
	.gong-xu::before { display: none; }
	.qian-ma { grid-template-columns: 1fr; }
	.qian-ma .arrow { transform: rotate(90deg); padding: 8px 0; }
}