/* ============================================================
   SEO Post — Marketing sub-page components
   Extends styles.css. New components only; nothing here overrides
   the frozen home-page design system.
   ============================================================ */

/* nav active state */
.nav__links a.is-active { color: var(--ink); font-weight: 600; }

/* ---------------- PAGE HERO (sub-pages) ---------------- */
.phero {
  position: relative;
  padding: 72px 0 64px;
  background: linear-gradient(180deg, #fbfbff 0%, #ffffff 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.phero__bg { position: absolute; inset: 0; pointer-events: none; }
.phero__glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; }
.phero__glow--1 { width: 460px; height: 460px; left: -140px; top: -120px; background: #c7d2fe; }
.phero__glow--2 { width: 460px; height: 460px; right: -160px; top: -60px; background: #fbcfe8; }
.phero__inner { position: relative; max-width: 820px; }
.phero__inner--center { margin: 0 auto; text-align: center; }
.phero h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05; letter-spacing: -0.035em;
  margin: 16px 0 16px; font-weight: 700;
}
.phero h1 em { color: var(--brand); }
.phero__sub { font-size: clamp(16px, 1.5vw, 19px); color: var(--muted); max-width: 620px; margin: 0 0 26px; }
.phero__inner--center .phero__sub { margin-left: auto; margin-right: auto; }
.phero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.phero__inner--center .phero__actions { justify-content: center; }

/* ---------------- BREADCRUMBS ---------------- */
.crumbs { font-size: 13px; color: var(--muted-2); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--ink); }
.crumbs span { color: var(--line-2); opacity: 0.4; }

/* ---------------- GEO ANSWER BLOCK (answer-first, quotable) ---------------- */
.answer {
  background: var(--grad-soft);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--r-lg);
  padding: 24px 28px;
  margin: 0 0 18px;
}
.answer p { margin: 0; font-size: 16.5px; color: var(--ink-2); line-height: 1.6; }
.answer p + p { margin-top: 12px; }
.answer strong { color: var(--ink); }

/* ---------------- KEY TAKEAWAYS LIST ---------------- */
.takeaways { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 10px; }
.takeaways li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-2); }
.takeaways li::before {
  content: "✓"; flex-shrink: 0;
  width: 22px; height: 22px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(16,185,129,.14); color: var(--green); font-size: 11px; font-weight: 700;
}

/* ---------------- GENERIC PROSE (legal / about) ---------------- */
.prose { padding: 64px 0 90px; }
.prose__inner { max-width: 760px; margin: 0 auto; }
.prose h2 { font-size: 24px; letter-spacing: -0.02em; margin: 40px 0 12px; }
.prose h3 { font-size: 18px; letter-spacing: -0.01em; margin: 26px 0 8px; }
.prose p, .prose li { color: var(--ink-2); font-size: 15.5px; line-height: 1.7; }
.prose p { margin: 0 0 14px; }
.prose ul { margin: 0 0 16px; padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }
.prose a { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; }
.prose__updated { color: var(--muted-2); font-size: 13.5px; margin-bottom: 8px; }

/* ---------------- TWO-COLUMN VALUE BLOCK ---------------- */
.split { padding: 100px 0; }
.split--soft { background: var(--bg-soft); }
.split__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split__inner--rev .split__media { order: -1; }
.split__media {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg); padding: 26px;
}
@media (max-width: 900px) { .split__inner { grid-template-columns: 1fr; gap: 36px; } .split__inner--rev .split__media { order: 0; } }

/* ---------------- METRIC STRIP (light) ---------------- */
.metrics { padding: 56px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.metrics__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.metrics__grid b { display: block; font-size: clamp(26px, 3.4vw, 38px); font-weight: 700; letter-spacing: -0.025em; color: var(--ink); }
.metrics__grid span { font-size: 13.5px; color: var(--muted); }
@media (max-width: 700px) { .metrics__grid { grid-template-columns: 1fr 1fr; gap: 28px; } }

/* ---------------- CONTACT ---------------- */
.contact { padding: 80px 0 100px; }
.contact__inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contact__aside h2 { font-size: 26px; letter-spacing: -0.02em; margin: 0 0 12px; }
.contact__aside p { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
.contact__channels { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 16px; }
.contact__channels li { display: flex; gap: 14px; align-items: flex-start; }
.contact__ic {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--grad-soft); font-size: 20px;
}
.contact__channels b { display: block; font-size: 14.5px; }
.contact__channels a, .contact__channels span { font-size: 14px; color: var(--muted); }
.form {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl);
  box-shadow: var(--shadow); padding: 30px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field label { font-size: 13.5px; font-weight: 600; color: var(--ink-2); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 14.5px; color: var(--ink);
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 14px; transition: border-color var(--t), box-shadow var(--t), background var(--t);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; background: #fff; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(99,102,241,.15);
}
.field textarea { resize: vertical; min-height: 130px; }
.form__note { font-size: 12.5px; color: var(--muted-2); margin: 4px 0 0; }
.flash { padding: 14px 16px; border-radius: 12px; font-size: 14px; margin-bottom: 20px; }
.flash--ok { background: rgba(16,185,129,.1); color: #047857; border: 1px solid rgba(16,185,129,.25); }
.flash--err { background: rgba(236,72,153,.08); color: #be185d; border: 1px solid rgba(236,72,153,.22); }
@media (max-width: 860px) { .contact__inner { grid-template-columns: 1fr; gap: 40px; } .form__row { grid-template-columns: 1fr; } }

/* ---------------- STEP LIST (vertical, how-it-works detail) ---------------- */
.vsteps { display: flex; flex-direction: column; gap: 18px; margin-top: 50px; max-width: 820px; }
.vstep {
  display: grid; grid-template-columns: 56px 1fr; gap: 22px; align-items: start;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 28px; transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.vstep:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: #d8d9e3; }
.vstep__num {
  width: 56px; height: 56px; border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--grad-primary); color: #fff; font-weight: 700; font-size: 20px;
  box-shadow: var(--shadow-glow);
}
.vstep h3 { font-size: 19px; margin: 4px 0 6px; letter-spacing: -0.015em; }
.vstep p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------------- CTA INLINE (light, mid-page) ---------------- */
.ctaline { padding: 80px 0; }
.ctaline__box {
  background: var(--grad-ink); color: #fff; border-radius: var(--r-xl);
  padding: 48px; text-align: center; position: relative; overflow: hidden;
}
.ctaline__box::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(99,102,241,.4), transparent 55%),
              radial-gradient(circle at 80% 80%, rgba(236,72,153,.3), transparent 55%);
}
.ctaline__box > * { position: relative; }
.ctaline__box h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 10px; letter-spacing: -0.02em; }
.ctaline__box p { color: rgba(255,255,255,.75); margin: 0 0 22px; }
.ctaline__box .btn--primary { background: #fff; color: var(--ink); }

/* reveal helper for new components */
.phero__inner, .vstep, .guard, .alt__card, .contact__aside, .form { will-change: transform; }