/*
Theme Name: QA 시험 스튜디오
Description: 구매→개통 시나리오 실측용. 색은 전부 대표 색 변수(--fh-brand)로만 쓴다.
Version: 0.1.0
*/

/* ===================
   1. CSS Variables — 대표 색은 토대가 <head> 에 넣는다. 없을 때만 기본값.
   =================== */
:root {
	--qa-ink: #1b1f24;
	--qa-muted: #5b6470;
	--qa-line: #e3e6ea;
	--qa-bg: #fafaf8;
}

/* ===================
   2. Reset & Base
   =================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: Pretendard, "Noto Sans KR", system-ui, sans-serif;
	font-size: 16px;
	line-height: 1.7;
	color: var(--qa-ink);
	background: var(--qa-bg);
}
img { max-width: 100%; height: auto; }

/* ===================
   3. Layout
   =================== */
.site-header {
	border-bottom: 1px solid var(--qa-line);
	background: #fff;
}
.site-header__inner,
.hero__inner,
.content {
	max-width: 1200px;
	margin: 0 auto;
	padding-inline: 24px;
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 64px;
}
.site-header__name {
	font-size: 18px;
	font-weight: 700;
	color: var(--fh-brand, #1F4E5F);
	text-decoration: none;
}

/* ===================
   4. Components
   =================== */
.btn {
	display: inline-flex;
	align-items: center;
	min-height: 48px;
	padding: 0 24px;
	border-radius: 8px;
	font-weight: 600;
	text-decoration: none;
	background: var(--fh-brand, #1F4E5F);
	color: var(--fh-brand-contrast, #fff);
	transition: background-color 0.2s ease;
}
.btn:hover,
.btn:focus-visible { background: var(--fh-brand-deep, #193f4c); }
.btn:focus-visible { outline: 3px solid var(--fh-brand-soft, #e2eaec); outline-offset: 2px; }
.badge {
	display: inline-block;
	padding: 4px 12px;
	border-radius: 999px;
	font-size: 14px;
	font-weight: 500;
	background: var(--fh-brand-soft, #e2eaec);
	color: var(--fh-brand-deep, #193f4c);
}

/* ===================
   5. Sections
   =================== */
.hero {
	padding-block: 80px;
	background: #fff;
	border-bottom: 1px solid var(--qa-line);
}
.hero__title {
	margin: 16px 0 12px;
	font-size: 48px;
	line-height: 1.25;
	font-weight: 700;
	letter-spacing: -0.02em;
}
.hero__desc {
	max-width: 36em;
	margin: 0 0 32px;
	font-size: 18px;
	color: var(--qa-muted);
}
.content { padding-block: 64px; }
.content h2 { font-size: 24px; line-height: 1.35; margin: 0 0 8px; }

/* ===================
   6. Responsive
   =================== */
@media (max-width: 768px) {
	.hero { padding-block: 60px; }
	.hero__title { font-size: 32px; }
	.hero__desc { font-size: 16px; }
}
