:root{
  --ink:#14232b;
  --muted:#5a6870;
  --brand:#165c61;
  --brand-deep:#103f43;
  --accent:#d89332;
  --paper:#f5f7f7;
  --surface:#ffffff;
  --line:#dbe2e4;
  --soft:#eaf2f2;
  --warn:#fff7e8;
  --warn-line:#eed49b;
  --radius:20px;
  --shadow:0 18px 50px rgba(20,35,43,.08);
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI","Noto Sans Thai",Tahoma,sans-serif;line-height:1.65}
a{color:inherit}
button,input,select,textarea{font:inherit}
.wrap{width:min(var(--max),calc(100% - 32px));margin-inline:auto}
.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:12px;top:12px;z-index:999;background:#fff;padding:10px 14px;border-radius:10px}
.noticebar{background:var(--brand-deep);color:#fff;font-size:.9rem}.noticebar .wrap{display:flex;justify-content:space-between;gap:20px;padding:8px 0;flex-wrap:wrap}.noticebar a{color:#fff;text-decoration:none}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(219,226,228,.9)}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{text-decoration:none;font-weight:900;letter-spacing:-.02em}.brand small{display:block;color:var(--muted);font-size:.72rem;font-weight:650;letter-spacing:0}.nav-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.nav-links a{text-decoration:none;font-weight:750;font-size:.94rem}.nav-links a:hover,.nav-links a:focus{color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 18px;font-weight:800;text-decoration:none;cursor:pointer;transition:.18s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--brand);color:#fff}.btn-dark{background:var(--ink);color:#fff}.btn-outline{background:#fff;border:1px solid var(--line);color:var(--ink)}.btn-accent{background:var(--accent);color:#1c2a30}.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.hero{padding:76px 0 58px;background:radial-gradient(circle at 82% 14%,rgba(216,147,50,.18),transparent 28%),linear-gradient(180deg,#edf5f5 0,var(--paper) 100%)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--soft);color:var(--brand-deep);border-radius:999px;padding:6px 11px;font-size:.86rem;font-weight:850}.hero h1,.page-hero h1,h2,h3{line-height:1.2;letter-spacing:-.025em;margin-top:0}.hero h1,.page-hero h1{font-size:clamp(2.25rem,5.4vw,4.6rem);margin-bottom:18px}.lead{font-size:1.12rem;color:var(--muted);max-width:760px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);overflow:hidden}.hero-card-head{padding:24px;background:linear-gradient(135deg,var(--brand-deep),var(--brand));color:#fff}.hero-card-body{padding:24px}.hero-card ol{margin:0;padding-left:1.3rem}.hero-card li+li{margin-top:10px}
.page-hero{padding:54px 0 40px;background:linear-gradient(180deg,#edf5f5,var(--paper))}.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:14px}.breadcrumb a{color:var(--brand);text-decoration:none}
.section{padding:70px 0}.section.white{background:#fff}.section.tight{padding:46px 0}.section h2{font-size:clamp(1.75rem,3.2vw,2.8rem);margin-bottom:12px}.section h3{font-size:1.22rem;margin-bottom:8px}.section-intro{max-width:760px;color:var(--muted);font-size:1.05rem}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 28px rgba(20,35,43,.04)}.card p{color:var(--muted)}.card-link{display:inline-block;margin-top:10px;font-weight:850;color:var(--brand);text-decoration:none}.icon{width:44px;height:44px;border-radius:13px;background:var(--soft);color:var(--brand);display:grid;place-items:center;font-weight:900;margin-bottom:16px}.tagrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.tag{font-size:.86rem;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 10px}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:step}.step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.step:before{counter-increment:step;content:counter(step);width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:900;margin-bottom:14px}.step p{color:var(--muted);margin-bottom:0}
.check{list-style:none;padding:0;margin:18px 0 0}.check li{position:relative;padding:7px 0 7px 28px}.check li:before{content:'✓';position:absolute;left:0;color:var(--brand);font-weight:900}
.warn{background:var(--warn);border:1px solid var(--warn-line);border-radius:16px;padding:16px 18px;color:#654517}.safe-note{background:#f7fafb;border:1px solid var(--line);border-radius:16px;padding:16px 18px;color:var(--muted)}
.cta-band{display:flex;justify-content:space-between;align-items:center;gap:26px;padding:32px;border-radius:26px;background:linear-gradient(135deg,var(--ink),var(--brand-deep));color:#fff}.cta-band p{color:#dbe6e8;max-width:720px;margin-bottom:0}
.contact-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.contact-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.contact-item strong{display:block}.contact-item p{margin:4px 0 0;color:var(--muted)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:10px}.faq summary{cursor:pointer;font-weight:850}.faq p{color:var(--muted)}
.form-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:24px;align-items:start}.form-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:25px;box-shadow:var(--shadow)}.field{margin-bottom:16px}.field label{display:block;font-weight:820;margin-bottom:6px}.req{color:#9f3e31}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd6da;border-radius:12px;padding:12px 13px;background:#fff;color:var(--ink)}.field textarea{min-height:120px;resize:vertical}.field .help{font-size:.84rem;color:var(--muted);margin-top:5px}.summary-box{display:none;white-space:pre-wrap;background:#f7fafb;border:1px solid var(--line);border-radius:16px;padding:18px;margin-top:18px;overflow-wrap:anywhere}.form-status{font-size:.88rem;color:var(--muted);margin-top:8px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.prototype-badge{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--warn-line);background:var(--warn);color:#654517;padding:6px 10px;border-radius:999px;font-size:.84rem;font-weight:800}
.footer{background:#0b1a22;color:#c8d4d8;padding:42px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:26px}.footer strong{color:#fff}.footer a{color:#e6eef0;text-decoration:none}.footer p{margin:.45rem 0}.footer small{display:block;margin-top:26px;padding-top:18px;border-top:1px solid #253640;color:#8ea0a7}
@media(max-width:900px){.hero-grid,.form-layout,.footer-grid{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.contact-strip{grid-template-columns:1fr}.nav{align-items:flex-start;padding:14px 0;flex-direction:column}.nav-links{width:100%;gap:12px}.site-header{position:static}}
@media(max-width:620px){.wrap{width:min(var(--max),calc(100% - 22px))}.hero{padding:52px 0 42px}.page-hero{padding:42px 0 32px}.section{padding:54px 0}.grid-2,.steps,.field-row{grid-template-columns:1fr}.nav-links a:not(.btn){font-size:.9rem}.cta-band{align-items:flex-start;flex-direction:column}.btn{width:100%}.hero-actions .btn{width:100%}.noticebar .wrap{display:block}.noticebar .wrap>*+*{margin-top:4px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* T-028 shared internal-only behavior */
[data-event]{scroll-margin-top:90px}

/* T-028 Launch Candidate v7 */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.status-chip{display:inline-flex;border-radius:999px;padding:5px 9px;background:#e9f5ef;color:#1f6848;font-size:.78rem;font-weight:900;margin-bottom:12px}
.project-card small{display:block;color:var(--muted);margin-top:14px}
.facts{margin:16px 0 0}.facts div{padding:10px 0;border-top:1px solid var(--line)}.facts dt{font-size:.82rem;color:var(--muted);font-weight:800}.facts dd{margin:2px 0 0;font-weight:800}
@media(max-width:1050px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.grid-4{grid-template-columns:1fr}}


/* T-028 Launch Candidate v7 — evidence-led media + mobile conversion */
.media-split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
.media-split figure,.evidence-gallery figure{margin:0}
.media-split img,.evidence-gallery img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow)}
.media-caption{font-size:.86rem;color:var(--muted);margin-top:9px}
.evidence-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.mobile-actions{display:none}
@media(max-width:900px){.media-split{grid-template-columns:1fr}.evidence-gallery{grid-template-columns:1fr 1fr}}
@media(max-width:620px){body{padding-bottom:74px}.evidence-gallery{grid-template-columns:1fr}.mobile-actions{position:fixed;left:0;right:0;bottom:0;z-index:50;display:grid;grid-template-columns:1fr 1.35fr;gap:8px;padding:9px 11px;background:rgba(255,255,255,.97);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(20,35,43,.1);backdrop-filter:blur(10px)}.mobile-actions .btn{padding:11px 12px;font-size:.92rem}}