/* 시작하기: 3단계 로드맵 */
.st-hero { padding-bottom: 8px; }
.st-hero__grid { display: grid; gap: 24px; align-items: end; }
@media (min-width: 860px) { .st-hero__grid { grid-template-columns: 1.2fr 0.8fr; gap: 48px; } }
.st-title { font-size: clamp(32px, 7.5vw, 52px); line-height: 1.2; letter-spacing: -0.03em; font-weight: var(--w-black); word-break: keep-all; margin: 8px 0 14px; }
.st-lede { font-size: clamp(16px, 2.4vw, 19px); line-height: 1.75; color: var(--text-secondary); word-break: keep-all; }

.st-progress { padding: 18px 20px; background: var(--bg-card); border: 2.5px solid var(--deep-ink); border-radius: var(--radius-card); box-shadow: 4px 4px 0 var(--deep-ink); }
.st-progress__top { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 15px; }
.st-progress__top span { font-weight: var(--w-black); color: var(--aifter-blue); }
.st-bar { height: 12px; border-radius: 999px; background: var(--warm-cream); border: 2px solid var(--deep-ink); overflow: hidden; }
.st-bar i { display: block; height: 100%; width: 0; background: var(--chicken-orange); transition: width 0.4s ease; }
.st-progress__hint { margin-top: 10px; font-size: 12.5px; color: var(--text-muted); }

/* 로드맵 */
.st-road { padding-top: 32px; }
.rd { list-style: none; margin: 0; padding: 0; display: grid; gap: 28px; position: relative; }
.rd::before { content: ''; position: absolute; left: 21px; top: 24px; bottom: 24px; width: 3px; background: repeating-linear-gradient(180deg, var(--deep-ink) 0 8px, transparent 8px 16px); opacity: 0.35; }
.rd__stage { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 14px; }
@media (min-width: 768px) { .rd__stage { grid-template-columns: 56px 1fr; gap: 24px; } .rd::before { left: 27px; } }
.rd__no {
  z-index: 1; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%;
  background: var(--chicken-orange); border: 2.5px solid var(--deep-ink); box-shadow: 2px 2px 0 var(--deep-ink); font-size: 20px; font-weight: var(--w-black);
}
@media (min-width: 768px) { .rd__no { width: 56px; height: 56px; font-size: 24px; } }
.rd__card { min-width: 0; padding: 24px 22px 22px; background: var(--bg-card); border: 2.5px solid var(--deep-ink); border-radius: var(--radius-lg); box-shadow: 5px 5px 0 var(--deep-ink); }
@media (min-width: 768px) { .rd__card { padding: 32px 34px 28px; } }
.rd__head { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 4px 12px; margin-bottom: 8px; }
.rd__kicker { grid-column: 1 / -1; font-size: 13px; font-weight: var(--w-black); color: var(--chicken-orange-d); letter-spacing: 0.04em; }
.rd__head h2 { font-size: clamp(24px, 5vw, 32px); line-height: 1.25; letter-spacing: -0.02em; }
.rd__time { padding: 4px 12px; border-radius: 999px; background: var(--warm-cream); border: 1.5px solid var(--deep-ink); font-size: 13px; font-weight: var(--w-bold); white-space: nowrap; }
.rd__goal { margin: 6px 0 18px; padding: 12px 14px; background: var(--bg-cream); border-radius: 12px; font-size: 15px; word-break: keep-all; }
.rd__goal b { margin-right: 8px; color: var(--aifter-blue); }
.rd__sub { margin: 22px 0 8px; font-size: 17px; line-height: 1.4; letter-spacing: -0.01em; }
.rd__card p { font-size: 15.5px; line-height: 1.8; color: var(--text-primary); margin-bottom: 12px; word-break: keep-all; }
.rd__note { padding: 12px 14px; border-left: 4px solid var(--aifter-blue); background: #F1F5FE; border-radius: 0 12px 12px 0; font-size: 14.5px !important; }
.rd__blank { padding: 0 6px; border-radius: 6px; background: #FFF1CC; font-weight: var(--w-bold); }

.rd__terms, .rd__chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0 0 14px; padding: 0; }
.rd__terms a, .rd__chips li { display: inline-flex; padding: 8px 15px; border-radius: 999px; font-size: 14px; font-weight: var(--w-bold); }
.rd__terms a { background: var(--warm-cream); border: 2px solid var(--deep-ink); color: var(--deep-ink); box-shadow: 2px 2px 0 var(--deep-ink); transition: transform 0.15s, box-shadow 0.15s; }
.rd__terms a:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--deep-ink); background: var(--chicken-orange); }
.rd__chips li { background: #fff; border: 1.5px dashed var(--border-strong); color: var(--text-secondary); }

.rd__prompt { position: relative; margin: 0 0 12px; padding: 14px 14px 14px 16px; background: #fff; border: 2px solid var(--aifter-blue); border-radius: 16px; }
.rd__lab { display: block; margin-bottom: 4px; font-size: 12px; font-weight: var(--w-black); color: var(--aifter-blue); letter-spacing: 0.04em; }
.rd__prompt .rd__txt { margin: 0; padding-right: 64px; font-size: 15px; line-height: 1.7; white-space: pre-wrap; }
.rd__copy { position: absolute; top: 10px; right: 10px; min-height: 34px; padding: 6px 12px; border: 0; border-radius: 9px; background: var(--aifter-blue); color: #fff; font: 700 12.5px Pretendard, sans-serif; cursor: pointer; }
.rd__copy:hover { background: var(--aifter-blue-dark); }

.rd__warn { margin: 16px 0; padding: 14px 16px; border-radius: 14px; background: #FFF1CC; font-size: 14.5px; line-height: 1.7; }
.rd__warn b { color: #92400E; }

.rd__checks { list-style: none; margin: 20px 0 6px; padding: 14px 16px; display: grid; gap: 8px; background: #EEF6EC; border-radius: 14px; }
.rd__checks label { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; line-height: 1.55; cursor: pointer; word-break: keep-all; }
.rd__checks input { flex: none; width: 20px; height: 20px; margin-top: 2px; accent-color: #2E7D32; }
.rd__link { display: inline-block; margin-top: 12px; font-size: 14.5px; font-weight: var(--w-black); color: var(--aifter-blue); }

/* FAQ */
.st-faq__wrap { max-width: 720px; }
.st-faq__title { font-size: 26px; margin-bottom: 16px; }
.st-faq details { margin-bottom: 10px; background: var(--bg-card); border: 2px solid var(--deep-ink); border-radius: 16px; padding: 0 18px; }
.st-faq summary { display: flex; justify-content: space-between; gap: 10px; min-height: 52px; align-items: center; font-weight: var(--w-bold); cursor: pointer; list-style: none; }
.st-faq summary::after { content: '+'; font-size: 20px; color: var(--text-muted); }
.st-faq details[open] summary::after { content: '–'; }
.st-faq details p { padding-bottom: 14px; font-size: 15px; color: var(--text-secondary); line-height: 1.75; }
.st-next { margin-top: 28px; padding: 24px 22px; border-radius: var(--radius-lg); background: #0B1230; color: #F2F5FF; text-align: center; }
.st-next p { margin-bottom: 14px; color: rgba(242, 245, 255, 0.8); }