/* 메인 홍보 구역(views/home/value_proof.ejs, value_usecases.ejs). 간격은 4px 배수만 쓴다. */
.hv-proof, .hv-uses {
    --hv-ink: #17203a;
    --hv-muted: #5d6679;
    --hv-line: #e3e7f0;
    --hv-soft: #f5f7fb;
    --hv-blue: #3d55e8;
    --hv-blue-dark: #2c3fc0;
    --hv-blue-soft: #edf0ff;
    --hv-navy: #111a36;
    --hv-green: #1d7a52;
    --hv-green-soft: #e6f6ee;
    color: var(--hv-ink);
}
.hv-proof { padding: 64px 0 56px; background: #fff; border-bottom: 1px solid var(--hv-line); }
.hv-uses { padding: 64px 0; background: var(--hv-soft); border-top: 1px solid var(--hv-line); border-bottom: 1px solid var(--hv-line); }

.hv-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 520px); gap: 16px 40px; align-items: end; margin-bottom: 32px; }
.hv-head h2 { margin: 12px 0 0; font-size: 36px; line-height: 1.2; letter-spacing: -.04em; font-weight: 850; word-break: keep-all; }
.hv-head-lead { margin: 0; color: var(--hv-muted); font-size: 15px; line-height: 1.7; word-break: keep-all; }

.hv-sub-title { display: flex; align-items: center; gap: 8px; margin: 0 0 16px; font-size: 20px; line-height: 1.4; letter-spacing: -.02em; font-weight: 800; word-break: keep-all; }
.hv-sub-icon, .hv-flow-icon, .hv-point-icon { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; color: var(--hv-blue); }
.hv-sub-icon .data-icon, .hv-flow-icon .data-icon { width: 20px; height: 20px; }

/* 특장점 */
.hv-points { list-style: none; margin: 0 0 40px; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.hv-point { padding: 20px; border: 1px solid var(--hv-line); border-radius: 12px; background: #fff; }
.hv-point-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--hv-blue-soft); }
.hv-point-icon .data-icon { width: 22px; height: 22px; }
.hv-point strong { display: block; margin: 16px 0 8px; font-size: 18px; line-height: 1.4; letter-spacing: -.02em; font-weight: 850; word-break: keep-all; }
.hv-point p { margin: 0; color: var(--hv-muted); font-size: 14px; line-height: 1.6; word-break: keep-all; }

/* 계산기 */
.hv-calc { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 24px; padding: 28px; border-radius: 16px; background: var(--hv-soft); border: 1px solid var(--hv-line); margin-bottom: 48px; }
.hv-field { margin: 0 0 20px; padding: 0; border: 0; min-width: 0; }
.hv-field legend, .hv-input > span:first-child { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 800; color: var(--hv-muted); }
.hv-task-list { display: flex; flex-wrap: wrap; gap: 8px; }
.hv-task { min-height: 44px; padding: 8px 16px; border: 1px solid var(--hv-line); border-radius: 10px; background: #fff; color: var(--hv-ink); font: inherit; font-size: 14px; font-weight: 700; line-height: 1.4; cursor: pointer; text-align: left; word-break: keep-all; }
.hv-task:hover { border-color: var(--hv-blue); }
.hv-task.is-active { border-color: var(--hv-blue); background: var(--hv-blue); color: #fff; }
.hv-task:focus-visible, .hv-btn:focus-visible, .hv-chip:focus-visible, .hv-rank-item:focus-visible, .hv-extra:focus-visible, .hv-input input:focus-visible, .hv-calc-result a:focus-visible { outline: 3px solid rgba(61, 85, 232, .35); outline-offset: 2px; }
.hv-inputs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.hv-input { display: block; min-width: 0; }
.hv-input-box { display: flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 16px; border: 1px solid var(--hv-line); border-radius: 10px; background: #fff; }
.hv-input-box:focus-within { border-color: var(--hv-blue); }
.hv-input input { flex: 1 1 auto; min-width: 0; width: 100%; height: 44px; border: 0; background: transparent; color: var(--hv-ink); font: inherit; font-size: 17px; font-weight: 800; outline: none; }
.hv-input em { font-style: normal; color: var(--hv-muted); font-size: 14px; font-weight: 700; }
.hv-calc-manual { margin: 16px 0 0; color: var(--hv-muted); font-size: 14px; line-height: 1.6; word-break: keep-all; }
.hv-calc-manual b { color: var(--hv-ink); margin-right: 4px; }

.hv-calc-result { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.hv-result-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; align-items: baseline; padding: 16px 20px; border-radius: 12px; background: #fff; border: 1px solid var(--hv-line); }
.hv-result-row > span { font-size: 14px; font-weight: 700; color: var(--hv-muted); }
.hv-result-row strong { font-size: 20px; font-weight: 850; letter-spacing: -.02em; white-space: nowrap; }
.hv-result-row small { grid-column: 1 / -1; color: var(--hv-muted); font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.hv-result-row small a { color: var(--hv-blue-dark); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }
.hv-result-total { padding: 20px; border-radius: 12px; background: var(--hv-navy); color: #fff; }
.hv-result-total > span { display: block; font-size: 14px; font-weight: 700; color: #c7cde0; }
.hv-result-total strong { display: block; margin: 4px 0 8px; font-size: 32px; font-weight: 900; letter-spacing: -.03em; overflow-wrap: anywhere; }
.hv-result-total p { margin: 0; color: #dfe3ef; font-size: 14px; line-height: 1.6; word-break: keep-all; }
.hv-result-total b { color: #ffd84d; }
.hv-calc-note { margin: 0; color: var(--hv-muted); font-size: 12px; line-height: 1.6; word-break: keep-all; }

.hv-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.hv-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border: 1px solid var(--hv-navy); border-radius: 10px; background: #fff; color: var(--hv-navy); font-size: 14px; font-weight: 800; text-align: center; }
.hv-btn.primary { background: var(--hv-navy); color: #fff; }
.home-v2 a.hv-btn:hover { color: var(--hv-navy); border-color: var(--hv-blue); }
.home-v2 a.hv-btn.primary:hover { color: #fff; background: #0a1230; }

/* 업무 흐름 비교 */
.hv-flow-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.hv-flow, .hv-industry-card { display: flex; flex-direction: column; gap: 16px; padding: 20px; border: 1px solid var(--hv-line); border-radius: 12px; background: #fff; min-width: 0; }
.hv-flow h4, .hv-industry-card h4 { display: flex; align-items: center; gap: 8px; margin: 0; font-size: 17px; line-height: 1.4; font-weight: 850; word-break: keep-all; }
.hv-flow-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.hv-flow-col { padding: 12px; border-radius: 10px; min-width: 0; }
.hv-flow-col.before { background: var(--hv-soft); }
.hv-flow-col.after { background: var(--hv-green-soft); }
.hv-flow-label { display: block; margin-bottom: 8px; font-size: 12px; font-weight: 800; color: var(--hv-muted); }
.hv-flow-col.after .hv-flow-label { color: var(--hv-green); }
.hv-flow-col ol { margin: 0; padding-left: 20px; display: grid; gap: 4px; font-size: 13px; line-height: 1.5; word-break: keep-all; }
.hv-flow-col.before ol { color: var(--hv-muted); }

.hv-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.hv-chip { display: inline-flex; align-items: center; min-height: 32px; max-width: 100%; padding: 4px 12px; border-radius: 8px; background: var(--hv-blue-soft); color: var(--hv-blue-dark); font-size: 13px; font-weight: 700; line-height: 1.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.home-v2 a.hv-chip:hover { background: var(--hv-blue); color: #fff; }

/* 회원 이용 순위 */
.hv-rank { margin-bottom: 48px; }
.hv-rank-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 16px; margin-bottom: 16px; }
.hv-rank-head .hv-sub-title { margin: 0; }
.hv-rank-head p { margin: 0; color: var(--hv-muted); font-size: 13px; }
.hv-rank-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.hv-rank-item { display: flex; align-items: center; gap: 12px; min-height: 72px; padding: 12px 16px; border: 1px solid var(--hv-line); border-radius: 12px; background: #fff; color: var(--hv-ink); }
.home-v2 a.hv-rank-item:hover { border-color: var(--hv-blue); color: var(--hv-ink); }
.hv-rank-no { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; width: 32px; height: 32px; border-radius: 8px; background: var(--hv-navy); color: #fff; font-size: 14px; font-weight: 900; }
.hv-rank-body { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1 1 auto; }
.hv-rank-body strong { font-size: 15px; font-weight: 850; line-height: 1.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hv-rank-body small { color: var(--hv-muted); font-size: 13px; line-height: 1.5; word-break: keep-all; }
.hv-rank-go { flex: 0 0 auto; color: var(--hv-muted); }
.hv-rank-go .data-icon { width: 18px; height: 18px; }

/* 업종별 활용 */
.hv-industry { margin-bottom: 48px; }
.hv-industry-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.hv-industry-card p { margin: 0; color: var(--hv-muted); font-size: 14px; line-height: 1.6; word-break: keep-all; }

/* 확장 기능 */
.hv-extras { margin-bottom: 40px; }
.hv-extra-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.hv-extra { display: flex; flex-direction: column; gap: 8px; padding: 20px; border: 1px solid var(--hv-line); border-radius: 12px; background: #fff; color: var(--hv-ink); min-width: 0; }
.home-v2 a.hv-extra:hover { border-color: var(--hv-blue); color: var(--hv-ink); }
.hv-extra strong { margin-top: 4px; font-size: 17px; font-weight: 850; line-height: 1.4; word-break: keep-all; }
.hv-extra-desc { color: var(--hv-muted); font-size: 14px; line-height: 1.6; word-break: keep-all; }
.hv-extra em { margin-top: auto; padding-top: 8px; color: var(--hv-blue-dark); font-style: normal; font-size: 13px; font-weight: 800; }

.hv-final { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 24px; padding: 24px 28px; border-radius: 16px; background: var(--hv-navy); color: #fff; }
.hv-final strong { display: block; font-size: 20px; font-weight: 850; line-height: 1.4; word-break: keep-all; }
.hv-final p { margin: 4px 0 0; color: #c7cde0; font-size: 14px; line-height: 1.6; word-break: keep-all; }
.hv-final .hv-btn { border-color: #fff; }
.hv-final .hv-btn.primary { background: #ffd84d; border-color: #ffd84d; color: var(--hv-navy); }
.home-v2 .hv-final a.hv-btn.primary:hover { background: #ffe57f; color: var(--hv-navy); }

@media (max-width: 1040px) {
    .hv-points { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hv-calc { grid-template-columns: minmax(0, 1fr); }
    .hv-flow-grid, .hv-industry-grid, .hv-extra-grid, .hv-rank-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
    .hv-proof, .hv-uses { padding: 40px 0; }
    .hv-head { grid-template-columns: minmax(0, 1fr); margin-bottom: 24px; }
    .hv-head h2 { font-size: 26px; }
    .hv-head-lead { font-size: 14px; }
    .hv-sub-title { font-size: 18px; margin-bottom: 12px; }
    .hv-points { gap: 8px; margin-bottom: 28px; }
    .hv-point { padding: 16px; }
    .hv-point-icon { width: 36px; height: 36px; }
    .hv-point strong { margin: 12px 0 4px; font-size: 16px; }
    .hv-point p { font-size: 13px; }
    .hv-calc { padding: 16px; gap: 16px; margin-bottom: 32px; }
    .hv-task-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hv-task { padding: 8px 12px; font-size: 13px; text-align: center; }
    .hv-field { margin-bottom: 16px; }
    .hv-flow-grid, .hv-industry-grid, .hv-extra-grid, .hv-rank-list { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .hv-flow, .hv-industry-card, .hv-extra { padding: 16px; gap: 12px; }
    .hv-rank, .hv-industry { margin-bottom: 32px; }
    .hv-rank-item { min-height: 60px; }
    .hv-final { padding: 20px; }
    .hv-final .hv-actions, .hv-calc-result .hv-actions { width: 100%; }
    .hv-actions .hv-btn { flex: 1 1 auto; }
}
@media (max-width: 400px) {
    .hv-points { grid-template-columns: minmax(0, 1fr); }
    .hv-inputs { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .hv-flow-cols { grid-template-columns: minmax(0, 1fr); }
    .hv-result-row { padding: 12px 16px; }
    .hv-result-row strong { font-size: 18px; }
}