/* Landing page (design/directions/DLp.dc.html). Content 1200px, full-bleed bands. */
.lp { --gutter: max(48px, calc((100% - 1200px) / 2)); display: flex; flex-direction: column; }
.display { font-weight: 700; letter-spacing: 0.01em; }

.lp-nav { height: 84px; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--gutter); }
.lp-nav .brand-name { font-size: 22px; }
.lp-links { display: flex; align-items: center; gap: 32px; font-size: 15px; font-weight: 500; }
.lp-links a { color: var(--ink); font-weight: 500; }
.lp-links a:hover { color: var(--deep); }
.lp-links a.lp-login { font-weight: 700; }
.pill-cta { background: var(--primary); color: #fff !important; border: 1.5px solid var(--ink); border-radius: 12px; padding: 9px 18px; font-weight: 700 !important; box-shadow: var(--shadow); }
.pill-cta:hover { background: var(--deep); }

.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 560px); gap: 48px; padding: 48px var(--gutter) 96px; align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; }
.hero-tag { align-self: flex-start; background: var(--soft); border: 1.5px solid var(--ink); border-radius: 999px; padding: 6px 14px; font-size: 14px; font-weight: 700; }
.hero h1 { font-size: 60px; line-height: 1.3; }
.marker { background: linear-gradient(transparent 62%, var(--soft) 62%); }
.hero-lead { font-size: 19px; line-height: 1.9; max-width: 560px; }
.hero-lead .mono { font-weight: 500; }
.name-check { display: flex; flex-direction: column; gap: 10px; }
.name-check-title { font-size: 14px; font-weight: 700; }
.name-row { display: flex; gap: 12px; align-items: stretch; flex-wrap: wrap; }
.name-field { display: flex; align-items: center; height: 58px; background: #fff; border: 1.5px solid var(--ink); border-radius: 14px; overflow: hidden; }
.name-field input { border: none; outline: none; background: transparent; font-family: var(--mono); font-size: 20px; color: var(--ink); padding: 0 16px; width: 170px; height: 100%; }
.zone-select { height: 100%; display: flex; align-items: center; border-left: 1.5px solid var(--ink); background: var(--tint); }
.zone-select select { appearance: none; border: none; outline: none; background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16' fill='none' stroke='%232e1918' stroke-width='2'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E") no-repeat right 14px center; font-family: var(--mono); font-size: 18px; color: var(--ink); height: 100%; padding: 0 38px 0 14px; cursor: pointer; }
.btn-hero { display: flex; align-items: center; padding: 0 26px; background: var(--primary); color: #fff; border: 1.5px solid var(--ink); border-radius: 14px; font-weight: 700; font-size: 17px; box-shadow: var(--shadow); cursor: pointer; font-family: inherit; }
.btn-hero:hover { background: var(--deep); }
.name-result { font-size: 14px; font-weight: 700; min-height: 20px; }
.name-result.is-ok { color: var(--ok-fg); }
.name-result.is-ng { color: var(--err); }

.hero-art { position: relative; }
/* Paper-cut illustration (design/illustrations, adopted 2026-09-15), inline SVG. */
.hero-art svg { width: 100%; height: auto; display: block; }
.spin { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.tools { background: var(--ink); color: var(--bg); padding: 88px var(--gutter); display: flex; flex-direction: column; gap: 40px; }
.section-head { display: flex; flex-direction: column; gap: 12px; }
.section-head .eyebrow { color: var(--soft); font-weight: 700; font-size: 15px; }
.section-head h2 { font-size: 40px; line-height: 1.35; }
.tool-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.tool { background: var(--bg); color: var(--ink); border: 1.5px solid var(--line); border-radius: 22px; padding: 32px; display: flex; flex-direction: column; gap: 18px; box-shadow: var(--shadow); }
.tool-title { display: flex; align-items: center; gap: 12px; }
.tool-title h3 { font-size: 22px; font-weight: 700; }
.tool-text { font-size: 15px; line-height: 1.8; color: var(--sub); }
.ip-box { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #fff; border: 1.5px solid var(--ink); border-radius: 14px; padding: 18px 20px; }
.ip-box .mono { font-size: 34px; font-weight: 500; word-break: break-all; }
.copy-btn { cursor: pointer; background: var(--tint); border: 1.5px solid var(--ink); border-radius: 10px; padding: 8px 14px; font-size: 14px; font-weight: 700; color: var(--ink); white-space: nowrap; }
.presets { display: flex; gap: 8px; flex-wrap: wrap; }
.preset { cursor: pointer; background: #fff; color: var(--ink); border: 1.5px solid var(--ink); border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 700; font-family: inherit; }
.preset.is-on { background: var(--ink); color: var(--bg); }
.port-row { display: flex; gap: 12px; align-items: stretch; }
.port-field { display: flex; align-items: center; flex-grow: 1; min-width: 0; background: #fff; border: 1.5px solid var(--ink); border-radius: 14px; overflow: hidden; }
.port-field .prefix { padding: 0 4px 0 16px; font-size: 18px; color: var(--placeholder); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.port-field input { border: none; outline: none; font-family: var(--mono); font-size: 22px; width: 110px; padding: 14px 8px; background: transparent; color: var(--ink); }
.btn-check { cursor: pointer; display: flex; align-items: center; padding: 0 24px; background: var(--primary); color: #fff; border: 1.5px solid var(--ink); border-radius: 14px; font-weight: 700; font-size: 16px; box-shadow: var(--shadow); font-family: inherit; }
.btn-check:hover { background: var(--deep); }
.btn-check:disabled { opacity: 0.6; cursor: wait; }
.checking { display: flex; align-items: center; gap: 12px; font-size: 16px; font-weight: 700; }
.result { display: flex; gap: 14px; align-items: flex-start; border: 1.5px solid var(--ink); border-radius: 14px; padding: 14px 16px; }
.result.is-open { background: var(--ok-bg); }
.result.is-closed { background: var(--err-bg); }
.result svg { flex-shrink: 0; }
.result-body { display: flex; flex-direction: column; gap: 4px; }
.result-title { font-weight: 700; font-size: 17px; }
.result-text { font-size: 14px; color: var(--sub); line-height: 1.7; }

.steps { padding: 104px var(--gutter); display: flex; flex-direction: column; gap: 48px; }
.center-head { display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center; }
.center-head .eyebrow { color: var(--deep); font-weight: 700; font-size: 15px; }
.center-head h2 { font-size: 40px; }
.step-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.step { background: #fff; border: 1.5px solid var(--line); border-radius: 22px; padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.step-top { display: flex; align-items: center; justify-content: space-between; }
.step-no { width: 48px; height: 48px; border-radius: 24px; background: var(--soft); border: 1.5px solid var(--ink); display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 700; }
.step h3 { font-size: 21px; font-weight: 700; }
.step p { font-size: 15px; line-height: 1.8; color: var(--sub); }

.uses { padding: 0 var(--gutter) 104px; display: flex; flex-direction: column; gap: 32px; }
.uses h2 { font-size: 32px; }
.use-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.use { background: var(--tint); border: 1.5px solid var(--line); border-radius: 18px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.use-title { font-weight: 700; font-size: 17px; }
.use-text { font-size: 14px; line-height: 1.7; color: var(--sub); }

.faq { padding: 0 var(--gutter) 104px; display: grid; grid-template-columns: 360px 1fr; gap: 56px; }
.faq h2 { font-size: 36px; line-height: 1.4; }
.faq-list { display: flex; flex-direction: column; border-top: 1.5px solid var(--ink); }
.faq-item { padding: 22px 0; border-bottom: 1.5px solid var(--ink); display: flex; flex-direction: column; gap: 8px; }
.faq-q { font-weight: 700; font-size: 18px; }
.faq-a { font-size: 15px; line-height: 1.8; color: var(--sub); }

.cta { width: min(1200px, calc(100% - 96px)); margin: 0 auto 72px; background: var(--primary); color: #fff; border-radius: 28px; padding: 56px 64px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.cta-copy { display: flex; flex-direction: column; gap: 14px; }
.cta h2 { font-size: 44px; line-height: 1.35; }
.cta-copy span { font-size: 17px; line-height: 1.8; }
.cta-form { background: var(--bg); color: var(--ink); border-radius: 20px; padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.cta-form-title { font-size: 15px; font-weight: 700; }
.cta-form .name-field { height: 56px; }
.cta-form .name-field input { flex-grow: 1; width: auto; font-size: 19px; }
.cta-form .zone-select select { font-size: 17px; }
.btn-cta { display: flex; align-items: center; justify-content: center; height: 56px; background: var(--ink); color: #fff; border: none; border-radius: 14px; font-weight: 700; font-size: 18px; cursor: pointer; font-family: inherit; }
.btn-cta:hover { background: #4a2a28; }

.lp-footer { padding: 28px var(--gutter) 40px; display: flex; justify-content: space-between; font-size: 13px; color: var(--sub); gap: 16px; flex-wrap: wrap; }
.lp-footer div { display: flex; gap: 24px; }

@media (max-width: 960px) {
  .lp { --gutter: 20px; }
  .lp-nav { height: auto; padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; gap: 12px; }
  .lp-links { gap: 16px; flex-wrap: wrap; font-size: 14px; }
  .hero, .tool-grid, .step-grid, .faq, .cta { grid-template-columns: minmax(0, 1fr); }
  .use-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero h1 { font-size: 40px; }
  .section-head h2, .center-head h2 { font-size: 30px; }
  .cta { width: calc(100% - 40px); padding: 32px 24px; }
  .cta h2 { font-size: 32px; }
  .ip-box .mono { font-size: 24px; }
}