/* Security landing page additions to the shared def-os marketing system. */

.security-hero { text-align: center; overflow: hidden; }
.security-hero__in { padding: clamp(3rem, 6vw, 5.5rem) 0 clamp(2rem, 4vw, 3.5rem); }
.security-hero h1 { max-width: 960px; margin: 1.35rem auto 0; }
.security-hero .hero__sub { max-width: 62ch; }
.security-hero__proof { max-width: 920px; margin: clamp(2.5rem, 5vw, 4.25rem) auto 0; text-align: left; }

.security-surface { background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--r-xl); box-shadow: var(--shadow-lg); overflow: hidden; }
.security-surface__bar { min-height: 46px; padding: .75rem 1rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; background: var(--surface-soft); border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }
.security-surface__status { display: inline-flex; align-items: center; gap: .45rem; }
.security-surface__status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.security-flow { display: grid; grid-template-columns: repeat(4, 1fr); }
.security-node { min-height: 150px; padding: 1.4rem; border-right: 1px solid var(--line); display: flex; flex-direction: column; align-items: flex-start; }
.security-node:last-child { border-right: 0; }
.security-node__top { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: .8rem; }
.security-node__icon { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: var(--r-sm); background: var(--surface-soft); color: var(--ink); }
.security-tag { padding: .18rem .42rem; border-radius: 4px; background: var(--green-soft); color: var(--green); font-family: var(--mono); font-size: .63rem; font-weight: 600; }
.security-tag--risk { background: var(--amber-soft); color: var(--amber); }
.security-node strong { margin-top: 1rem; font-size: .95rem; }
.security-node p { margin-top: .35rem; color: var(--muted); font-size: .82rem; line-height: 1.5; }
.security-surface__caption { padding: .9rem 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; text-align: center; }

.security-signal { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.security-signal__in { display: grid; grid-template-columns: repeat(4, 1fr); }
.security-signal__item { padding: 1.35rem 1.2rem; border-right: 1px solid var(--line); }
.security-signal__item:last-child { border-right: 0; }
.security-signal__item strong { display: block; font-size: .9rem; }
.security-signal__item span { display: block; margin-top: .18rem; color: var(--muted); font-size: .8rem; line-height: 1.45; }

.security-head { max-width: 700px; margin: 0 auto clamp(2.6rem, 5vw, 4rem); text-align: center; }
.security-head h2 { margin-top: .7rem; }
.security-head p { margin-top: 1.05rem; color: var(--muted); font-size: 1.12rem; line-height: 1.6; }
.section--ink .security-head h2 { color: #faf9f5; }
.section--ink .security-head p { color: #a5a39b; }

.security-risk-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.security-card { padding: 1.45rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
.security-card__n { font-family: var(--mono); font-size: .7rem; color: var(--green); font-weight: 600; }
.security-card h3 { margin-top: .75rem; }
.security-card p { margin-top: .55rem; color: var(--muted); font-size: .92rem; line-height: 1.55; }

.security-offers { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.security-offer { padding: clamp(1.7rem, 3vw, 2.5rem); display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--r-xl); }
.security-offer--main { box-shadow: var(--shadow-md); }
.security-offer__label { font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--green); }
.security-offer h3 { margin-top: .75rem; font-size: 1.55rem; }
.security-offer__scope { margin-top: .8rem; color: var(--ink); }
.security-offer__scope strong { font-size: 1.2rem; }
.security-offer__scope span { color: var(--faint); font-size: .82rem; }
.security-offer__desc { margin-top: .85rem; }
.security-offer ul { margin: 1.35rem 0 1.6rem; display: grid; gap: .65rem; list-style: none; }
.security-offer li { position: relative; padding-left: 1.4rem; font-size: .92rem; }
.security-offer li::before { content: "✓"; position: absolute; left: 0; color: var(--green); }
.security-offer .btn { margin-top: auto; justify-content: center; }
.security-credit { margin-top: .8rem; padding: .7rem .85rem; border-radius: var(--r-sm); background: var(--green-soft); color: var(--green); font-size: .8rem; font-weight: 600; }

.security-process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.security-step { padding-top: 1.1rem; border-top: 1px solid rgba(255,255,255,.22); }
.security-step__n { font-family: var(--mono); font-size: .68rem; color: #8d8b83; }
.security-step h3 { margin-top: .55rem; color: #faf9f5; }
.security-step p { margin-top: .45rem; color: #a5a39b; font-size: .9rem; line-height: 1.55; }

.security-fit { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.security-fit .security-card ul { margin-top: 1rem; display: grid; gap: .65rem; list-style: none; }
.security-fit .security-card li { position: relative; padding-left: 1.4rem; font-size: .94rem; }
.security-fit .security-card li::before { content: "→"; position: absolute; left: 0; color: var(--green); }

.security-founder { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.security-founder__mark { min-height: 330px; padding: 2rem; display: grid; place-items: center; text-align: center; background: var(--ink); border-radius: var(--r-xl); }
.security-founder__mark span { display: block; color: #faf9f5; font-size: 5rem; line-height: 1; }
.security-founder__mark strong { display: block; margin-top: 1rem; color: #faf9f5; }
.security-founder__mark small { display: block; margin-top: .6rem; color: #8d8b83; }
.security-founder__copy h2 { margin: .7rem 0 1.1rem; }
.security-founder__copy p+p { margin-top: 1rem; }
.security-proof { margin-top: 1.4rem; display: flex; gap: .55rem; flex-wrap: wrap; }
.security-proof span { padding: .32rem .65rem; border: 1px solid var(--line-strong); border-radius: 100px; color: var(--ink); font-size: .78rem; font-weight: 600; }

.security-faq { max-width: 820px; margin: 0 auto; }
.security-faq details { padding: 1.15rem 0; border-top: 1px solid var(--line); }
.security-faq details:last-child { border-bottom: 1px solid var(--line); }
.security-faq summary { display: flex; justify-content: space-between; gap: 1rem; cursor: pointer; list-style: none; color: var(--ink); font-weight: 600; }
.security-faq summary::after { content: "+"; color: var(--green); font-size: 1.2rem; }
.security-faq details[open] summary::after { content: "−"; }
.security-faq details p { max-width: 70ch; margin-top: .7rem; color: var(--muted); font-size: .95rem; }

.security-cta { text-align: center; }
.security-cta h2 { max-width: 800px; margin: .7rem auto 0; color: #faf9f5; }
.security-cta > .wrap > p { max-width: 58ch; margin: 1.1rem auto 0; color: #a5a39b; }
.security-cta__buttons { margin-top: 1.8rem; display: flex; justify-content: center; gap: .8rem; flex-wrap: wrap; }
.security-cta__note { font-size: .76rem; }

@media (max-width: 900px) {
  .security-flow, .security-signal__in, .security-risk-grid, .security-process { grid-template-columns: 1fr 1fr; }
  .security-node:nth-child(2), .security-signal__item:nth-child(2) { border-right: 0; }
  .security-node:nth-child(-n+2), .security-signal__item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .security-founder { grid-template-columns: 1fr; }
  .security-founder__mark { min-height: 220px; }
}

@media (max-width: 720px) {
  .security-hero__in { padding-top: 1.75rem; }
  .security-flow, .security-signal__in, .security-risk-grid, .security-offers, .security-process, .security-fit { grid-template-columns: 1fr; }
  .security-node, .security-signal__item { border-right: 0; border-bottom: 1px solid var(--line); }
  .security-node:last-child, .security-signal__item:last-child { border-bottom: 0; }
  .security-hero .hero__cta .btn, .security-cta__buttons .btn { width: 100%; justify-content: center; }
}