/* StrategyAI — Research hub. Cream page + navy "blue tiles". */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,700;1,500;1,700&family=Libre+Baskerville:ital@0;1&family=DM+Mono:wght@400;500&display=swap');

:root{
  /* page (light) */
  --bg:#F3EEE2; --bg-2:#ece5d4; --ink:#14263a; --ink-soft:#5d6b7b; --line:#E1D9C7; --gold-ink:#9A7B29;
  /* tiles (dark) + shared accents */
  --navy:#0D1B2A; --card:#152A40; --card-2:#122236; --border:#1F3654;
  --gold:#C9A84C; --white:#F5F5F5; --ice:#8FA3BD; --green:#22C55E; --maxw:1180px;
  --serif:'Playfair Display',Georgia,serif; --body:'Libre Baskerville',Georgia,serif; --mono:'DM Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- top nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(243,238,226,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-family:var(--serif);font-weight:700;letter-spacing:.18em;font-size:18px;color:var(--ink)}
.navlinks{display:flex;gap:26px;align-items:center;font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}
.navlinks a:hover{color:var(--ink)}
.navlinks a.active{color:var(--gold-ink)}
.btn{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;padding:9px 16px;border-radius:8px;border:1px solid var(--gold-ink);color:var(--gold-ink);transition:.15s;cursor:pointer;background:none}
.btn:hover{background:var(--gold-ink);color:#fff}
.btn-solid{background:var(--gold-ink);color:#fff;border:1px solid var(--gold-ink)}
.btn-solid:hover{filter:brightness(1.08)}
.btn-ghost{border:1px solid var(--line);color:var(--ink-soft)}
.btn-ghost:hover{border-color:var(--ink-soft);color:var(--ink);background:none}

/* ---------- hero (cream) ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:radial-gradient(72% 120% at 88% 0%, rgba(201,168,76,.14), transparent 55%),var(--bg)}
.hero .wrap{position:relative;z-index:2;padding:74px 28px 60px}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-ink);margin-bottom:18px}
.kicker .muted{color:var(--ink-soft)}
h1.title{font-family:var(--serif);font-weight:700;font-size:clamp(40px,6vw,72px);line-height:1.02;letter-spacing:-.01em;color:var(--ink)}
h1.title em{color:var(--gold-ink);font-style:italic}
.lead{font-size:clamp(15px,1.5vw,18px);color:var(--ink-soft);max-width:680px;margin-top:20px}
.nodefield{position:absolute;inset:0;z-index:1;opacity:.35}

/* ---------- filters ---------- */
.filters{display:flex;gap:10px;flex-wrap:wrap;padding:26px 0 6px}
.chip{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:7px 15px;cursor:pointer;transition:.15s;background:none}
.chip:hover{color:var(--ink);border-color:var(--ink-soft)}
.chip.active{color:#fff;background:var(--gold-ink);border-color:var(--gold-ink)}

/* ---------- card grid (BLUE TILES) ---------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:22px 0 70px}
.grid.two{grid-template-columns:repeat(2,1fr)}
@media(max-width:980px){.grid,.grid.two{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:.18s;cursor:pointer;color:var(--white);box-shadow:0 10px 30px rgba(20,38,58,.10)}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 38px rgba(20,38,58,.16)}
.card .thumb{aspect-ratio:16/9;position:relative;overflow:hidden;background:var(--card-2)}
.card .thumb .cat{position:absolute;top:12px;left:12px;z-index:2;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy);background:var(--gold);padding:4px 9px;border-radius:6px}
.card .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card h3{font-family:var(--serif);font-weight:700;font-size:21px;line-height:1.18;margin-bottom:9px;color:var(--white)}
.card p{color:var(--ice);font-size:14px;flex:1}
.card .meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;color:var(--ice)}
.card .meta .like{display:flex;align-items:center;gap:6px}
.featured{grid-column:1 / -1;display:grid;grid-template-columns:1.15fr 1fr;background:linear-gradient(120deg,#15293f,#0f1d2e)}
.featured .thumb{aspect-ratio:auto;min-height:320px}
.featured .body{justify-content:center;padding:40px}
.featured h3{font-size:clamp(26px,3vw,38px);line-height:1.06}
.featured .tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
@media(max-width:980px){.featured{grid-template-columns:1fr}}

/* ---------- section heading (on cream) ---------- */
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;border-top:1px solid var(--line);padding-top:30px;margin-top:14px}
.sec-h h2{font-family:var(--serif);font-weight:700;font-size:30px;color:var(--ink)}
.sec-h .sub{color:var(--ink-soft);font-size:14px;margin-top:6px}

/* ---------- community CTA (BLUE TILE) ---------- */
.cta-band{background:linear-gradient(120deg,#15293f,#0f1d2e);border:1px solid var(--border);border-radius:16px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin:10px 0 70px;color:var(--white);box-shadow:0 14px 34px rgba(20,38,58,.14)}
.cta-band h2{font-family:var(--serif);font-size:30px;margin-bottom:8px;color:var(--white)}
.cta-band p{color:var(--ice);max-width:560px}

/* ---------- article page (cream body, dark tiles inside) ---------- */
.article{max-width:760px;margin:0 auto;padding:18px 28px 90px}
.article .a-cat{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-ink)}
.article h1{font-family:var(--serif);font-weight:700;font-size:clamp(30px,4.5vw,50px);line-height:1.07;margin:16px 0;color:var(--ink)}
.article .a-dek{font-size:19px;color:var(--ink-soft);font-style:italic;margin-bottom:22px}
.article .a-meta{display:flex;gap:18px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--ink-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin-bottom:26px}
.article .a-hero{border-radius:14px;overflow:hidden;border:1px solid var(--border);margin-bottom:30px;min-height:300px}
.article h2{font-family:var(--serif);font-size:28px;margin:34px 0 12px;color:var(--ink)}
.article p{font-size:17px;margin-bottom:18px;color:#26384b}
.article .pull{font-family:var(--serif);font-style:italic;font-size:24px;color:var(--gold-ink);border-left:3px solid var(--gold);padding:6px 0 6px 22px;margin:28px 0}
.article ul{margin:0 0 18px 20px;color:#26384b}.article li{margin-bottom:8px}
.dealcard{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin:14px 0;color:var(--white)}
.dealcard .dh{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--gold);text-transform:uppercase;margin-bottom:6px}
.dealcard .dt{font-family:var(--serif);font-size:18px;margin-bottom:6px;color:var(--white)}
.dealcard .dm{font-size:14px;color:var(--ice)}

/* ---------- like + share bar (on cream) ---------- */
.engage{display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);margin-top:36px;padding-top:24px;flex-wrap:wrap}
.like-btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:13px;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:9px 18px;cursor:pointer;transition:.15s;background:none}
.like-btn:hover{border-color:var(--gold-ink);color:var(--gold-ink)}
.like-btn.liked{background:var(--gold-ink);color:#fff;border-color:var(--gold-ink)}
.like-btn svg{width:16px;height:16px}
.share{display:flex;gap:10px;margin-left:auto}
.share a{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;color:var(--ink-soft);transition:.15s}
.share a:hover{border-color:var(--ink-soft);color:var(--ink)}
.share svg{width:17px;height:17px}

/* ---------- forms (write / auth) — BLUE TILES on cream ---------- */
.panel{max-width:680px;margin:0 auto;padding:28px;background:var(--card);border:1px solid var(--border);border-radius:16px;color:var(--white);box-shadow:0 14px 34px rgba(20,38,58,.14)}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ice);margin-bottom:8px}
.field input,.field textarea,.field select{width:100%;background:var(--navy);border:1px solid var(--border);border-radius:10px;color:var(--white);font-family:var(--body);font-size:15px;padding:12px 14px}
.field textarea{min-height:240px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold)}
.hint{font-size:12.5px;color:var(--ice);margin-top:7px;font-family:var(--mono)}
.notice{background:rgba(34,197,94,.10);border:1px solid rgba(34,197,94,.4);color:#bdeccb;border-radius:10px;padding:12px 14px;font-size:13.5px;margin-bottom:18px}
.notice.warn{background:rgba(201,168,76,.12);border-color:rgba(201,168,76,.45);color:#e8d6a4}

/* ---------- footer (cream) ---------- */
.foot{border-top:1px solid var(--line);padding:34px 0;color:var(--ink-soft);font-family:var(--mono);font-size:12px;letter-spacing:.04em}
.foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.badge{display:inline-block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);border:1px solid var(--line);border-radius:6px;padding:3px 8px}

/* ---------- dark data-panel art for tile thumbs / article hero ---------- */
.thumb,.featured .thumb,.a-hero{
  position:relative;
  background:
    radial-gradient(120% 140% at 85% 12%, rgba(201,168,76,.20), transparent 46%),
    radial-gradient(90% 120% at 8% 92%, rgba(110,190,210,.14), transparent 52%),
    repeating-linear-gradient(0deg, rgba(143,163,189,.06) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(143,163,189,.06) 0 1px, transparent 1px 24px),
    linear-gradient(135deg,#14253b,#0c1827);
}
.thumb::after,.featured .thumb::after,.a-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    radial-gradient(rgba(201,168,76,.7) 1.6px, transparent 2.2px),
    radial-gradient(rgba(110,190,210,.6) 1.6px, transparent 2.2px),
    radial-gradient(rgba(245,245,245,.5) 1.2px, transparent 1.8px);
  background-size:70px 70px,104px 104px,150px 150px;
  background-position:18px 22px,52px 60px,90px 30px;
}

/* ---------- mobile / responsive ---------- */
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--ink-soft);border-radius:8px;color:var(--ink);font-size:18px;line-height:1;padding:8px 12px;cursor:pointer}
@media(max-width:860px){
  .nav-toggle{display:block}
  .navlinks{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:6px 0;display:none;
    box-shadow:0 18px 34px rgba(20,38,58,.12)}
  .navlinks.open{display:flex}
  .navlinks a,.navlinks .btn{width:auto;padding:14px 28px;border:none!important;border-radius:0;text-align:left;background:none!important}
  .navlinks a:hover,.navlinks .btn:hover{background:rgba(154,123,41,.08)!important;color:var(--ink)}
  .navlinks .btn{color:var(--gold-ink)}
}
@media(max-width:640px){
  .wrap{padding:0 20px}
  .hero .wrap{padding:46px 20px 38px}
  .kicker{font-size:10px;letter-spacing:.1em;line-height:1.7}
  h1.title{font-size:clamp(23px,6.6vw,34px);letter-spacing:0}
  .lead{font-size:15px}
  .grid{gap:16px;padding:18px 0 56px}
  .featured{grid-template-columns:1fr}
  .featured .thumb{min-height:188px}
  .featured .body{padding:26px}
  .featured h3{font-size:25px}
  .featured .tag{margin-bottom:10px}
  .sec-h{flex-direction:column;align-items:flex-start;gap:14px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px;gap:18px}
  .cta-band h2{font-size:25px}
  .cta-band a{width:100%;text-align:center}
  .article{padding:14px 20px 64px}
  .article h1{font-size:clamp(27px,8vw,36px)}
  .article .a-dek{font-size:17px}
  .article p{font-size:16px}
  .article h2{font-size:24px}
  .article .a-meta{flex-wrap:wrap;gap:10px 18px}
  .engage{gap:12px}.share{margin-left:0}
  .panel{padding:22px}
  .formrow{flex-direction:column;gap:0}
  .foot .wrap{flex-direction:column;gap:8px;text-align:left}
}

.formrow{display:flex;gap:16px}
.formrow>div{flex:1}

/* ---------- mobile overflow guards ---------- */
html,body{overflow-x:hidden;max-width:100%}
.grid>*{min-width:0}
.card .body{min-width:0}
.card h3,.card p,.featured h3,.article h1,.article h2,.article p,.dealcard .dt{overflow-wrap:break-word}
@media(max-width:640px){
  .featured h3{font-size:22px}
  .card h3{font-size:19px}
  .featured .body{padding:22px}
}

/* ---------- hard mobile width constraints ---------- */
@media(max-width:640px){
  .wrap{width:100%;max-width:100%;padding-left:18px;padding-right:18px}
  .grid{grid-template-columns:1fr!important}
  .featured{grid-template-columns:1fr!important}
  .card,.featured{width:100%;max-width:100%}
  .card .body{padding:18px}
  .card h3{font-size:18px}
  .card p{font-size:13.5px}
}

/* ---------- research-note components ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.chip-tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold-ink);border:1px solid var(--line);border-radius:6px;padding:5px 10px}
.chip-tag.solid{background:var(--gold-ink);color:#fff;border-color:var(--gold-ink)}
.byline{display:flex;align-items:center;gap:14px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin:20px 0 8px;font-family:var(--mono);font-size:12px;color:var(--ink-soft)}
.avatars{display:flex;align-items:center}
.avatars span{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#15293f,#0c1827);border:2px solid var(--bg);margin-left:-9px;display:grid;place-items:center;color:var(--gold);font-family:var(--serif);font-size:12px;font-weight:700}
.avatars span:first-child{margin-left:0}
.byline .share{margin-left:auto}
.tldr{background:linear-gradient(120deg, rgba(201,168,76,.12), rgba(201,168,76,.03));border:1px solid rgba(154,123,41,.45);border-radius:14px;padding:22px 24px;margin:26px 0 30px}
.tldr h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-ink);margin-bottom:12px}
.tldr ul{margin:0;padding-left:18px;color:var(--ink)}
.tldr li{margin-bottom:9px;font-size:15px;overflow-wrap:break-word}
.chartcard{background:linear-gradient(135deg,#14253b,#0c1827);border:1px solid var(--border);border-radius:14px;padding:22px 22px 16px;margin:28px 0;color:var(--white);box-shadow:0 12px 30px rgba(20,38,58,.14)}
.chartcard .ch-h{font-family:var(--serif);font-size:20px;color:#fff;margin-bottom:3px}
.chartcard .ch-s{font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:var(--ice);margin-bottom:8px}
.chartcard svg{width:100%;height:auto;display:block}
.chartcard .src{font-family:var(--mono);font-size:10px;color:var(--ice);opacity:.7;margin-top:8px;letter-spacing:.04em}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.ptable{width:100%;border-collapse:collapse;min-width:540px;font-size:13px}
.ptable th{font-family:var(--mono);font-size:10px;letter-spacing:.07em;text-transform:uppercase;color:var(--ice);text-align:left;padding:10px;border-bottom:1px solid var(--border);white-space:nowrap}
.ptable td{padding:11px 10px;border-bottom:1px solid rgba(31,54,84,.55);color:#dce4ee;vertical-align:top}
.ptable td b{color:#fff;font-weight:700}
.tg{font-family:var(--mono);font-size:10px;color:var(--gold);border:1px solid rgba(201,168,76,.4);border-radius:5px;padding:2px 7px;white-space:nowrap;display:inline-block}
.related{border-left:3px solid var(--gold);background:rgba(201,168,76,.07);padding:14px 18px;border-radius:0 10px 10px 0;margin:24px 0;font-size:14px;color:var(--ink)}
.related b{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--gold-ink);text-transform:uppercase;display:block;margin-bottom:6px}
.related a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(154,123,41,.45)}
@media(max-width:640px){
  .tldr{padding:18px}.tldr li{font-size:14px}
  .chartcard{padding:16px 14px 12px}
  .chartcard .ch-h{font-size:17px}
}