/* Coalition House - Case Study Pages - Classic Editorial Base */
/* Each page defines its accent in a :root block; themes via [data-theme]. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --font-sans:'Inter',sans-serif;
  --font-serif:'Fraunces',Georgia,'Times New Roman',serif;
  --transition:0.25s ease;
}
[data-theme="light"]{
  --bg:#F7F3EB;
  --bg-alt:#F1ECE1;
  --surface:#FCFAF5;
  --surface-2:#F1ECE1;
  --border:rgba(22,22,29,0.12);
  --border-strong:rgba(22,22,29,0.30);
  --text:#16161D;
  --text-muted:#5C5A52;
  --text-faint:#A8A396;
  --blue:#3D72F6;
  --nav-bg:rgba(247,243,235,0.88);
  --logo-bg:#FFFFFF;
  --shadow:0 2px 24px rgba(22,22,29,0.07);
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#101016;
  --bg-alt:#15151D;
  --surface:#17171F;
  --surface-2:#1D1D27;
  --border:rgba(239,237,230,0.13);
  --border-strong:rgba(239,237,230,0.32);
  --text:#EFEDE6;
  --text-muted:#9B968A;
  --text-faint:#55524A;
  --blue:#7BA4FF;
  --nav-bg:rgba(16,16,22,0.88);
  --logo-bg:rgba(255,255,255,0.94);
  --shadow:0 2px 28px rgba(0,0,0,0.45);
  color-scheme:dark;
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background var(--transition),color var(--transition)}
::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}
h1,h2,h3{font-family:var(--font-serif);font-weight:600;line-height:1.12;letter-spacing:-0.015em}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.5rem)}
p{color:var(--text-muted)}
a{color:inherit;text-decoration:none}
em,.accent-i{font-style:italic;color:var(--accent)}
.container{max-width:1080px;margin:0 auto;padding:0 28px}
.section{padding:96px 0}
.reveal{opacity:0;transform:translateY(16px);transition:opacity 0.7s ease,transform 0.7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.d1{transition-delay:0.1s}.d2{transition-delay:0.2s}.d3{transition-delay:0.3s}

/* ── Nav ── */
.pnav{position:fixed;top:0;left:0;right:0;z-index:100;padding:14px 0;background:var(--nav-bg);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border)}
.pnav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px}
.btn-back{display:inline-flex;align-items:center;gap:8px;font-size:0.82rem;font-weight:500;color:var(--text-muted);letter-spacing:0.02em;transition:color var(--transition)}
.btn-back:hover{color:var(--text)}
.pnav-logo{display:flex;align-items:center;background:var(--logo-bg);border:1px solid var(--border);padding:7px 14px;border-radius:6px;transition:border-color var(--transition)}
.pnav-logo:hover{border-color:var(--border-strong)}
.pnav-logo img{height:22px;width:auto}
.pnav-right{display:flex;align-items:center;gap:10px}
.btn-cta{display:inline-flex;align-items:center;gap:7px;padding:10px 20px;background:var(--text);color:var(--bg);border-radius:3px;font-size:0.82rem;font-weight:600;letter-spacing:0.02em;white-space:nowrap;transition:opacity var(--transition),transform var(--transition)}
.btn-cta:hover{opacity:0.85;transform:translateY(-1px)}
.theme-toggle{width:36px;height:36px;border-radius:6px;border:1px solid var(--border);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color var(--transition);color:var(--text-muted);flex-shrink:0}
.theme-toggle:hover{border-color:var(--border-strong)}
.icon-sun{display:none}
.icon-moon{display:flex}
[data-theme="dark"] .icon-sun{display:flex}
[data-theme="dark"] .icon-moon{display:none}

/* ── Editorial labels ── */
.slabel{font-size:0.68rem;font-weight:700;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.slabel::before{content:'';display:inline-block;width:26px;height:1px;background:var(--accent)}

/* ── Hero ── */
.phero{padding:170px 0 80px;position:relative;border-bottom:1px solid var(--border)}
.phero-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:start}
.ptag{display:inline-flex;align-items:center;gap:9px;font-size:0.68rem;font-weight:700;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent);margin-bottom:22px}
.ptag-dot{width:7px;height:7px;background:var(--accent);border-radius:50%}
.phero h1{margin-bottom:22px}
.phero-lead{font-size:1.1rem;max-width:500px;line-height:1.75;margin-bottom:26px}
.ptags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:38px}
.ptag-chip{font-size:0.66rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;padding:5px 13px;border-radius:100px;border:1px solid var(--border-strong);color:var(--text-muted)}
.phero-stats{display:flex;gap:0;flex-wrap:wrap;border-top:1px solid var(--border)}
.phero-stats>div{padding:18px 32px 0 0;margin-right:32px;border-right:1px solid var(--border)}
.phero-stats>div:last-child{border-right:none;margin-right:0;padding-right:0}
.pstat-num{font-family:var(--font-serif);font-size:1.8rem;font-weight:600;color:var(--text);line-height:1.1}
.pstat-lbl{font-size:0.72rem;color:var(--text-muted);margin-top:4px;letter-spacing:0.02em}

/* Engagement summary card */
.eng-card{position:relative;background:var(--surface);border:1px solid var(--border);border-top:2px solid var(--accent);padding:30px 32px;box-shadow:var(--shadow)}
.eng-title{font-family:var(--font-serif);font-style:italic;font-size:1rem;color:var(--text);margin-bottom:16px}
.eng-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:12px 0;border-bottom:1px solid var(--border)}
.eng-row:last-of-type{border-bottom:none;padding-bottom:0}
.eng-label{font-size:0.68rem;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-faint);flex-shrink:0}
.eng-value{font-size:0.85rem;font-weight:500;color:var(--text);text-align:right}
.eng-value a{color:var(--accent);border-bottom:1px solid var(--border-strong)}
.eng-status{display:inline-flex;align-items:center;gap:7px}
.eng-status::before{content:'';width:6px;height:6px;border-radius:50%;background:#3BA55D}

/* ── Challenge ── */
.challenge{max-width:820px}
.challenge-text{font-family:var(--font-serif);font-size:clamp(1.35rem,2.8vw,2rem);font-weight:500;color:var(--text);line-height:1.45;letter-spacing:-0.01em}
.challenge-text::before{content:'\201C';color:var(--accent);margin-right:2px}
.challenge-text::after{content:'\201D';color:var(--accent)}

/* ── What we built ── */
.stitle{margin-bottom:14px}
.sbody{font-size:1rem;max-width:620px;line-height:1.75;margin-bottom:48px}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));border-top:1px solid var(--border);border-left:1px solid var(--border)}
.fcard{padding:32px 28px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);transition:background var(--transition)}
.fcard:hover{background:var(--surface)}
.fnum{font-family:var(--font-serif);font-style:italic;font-size:1.1rem;color:var(--accent);margin-bottom:14px}
.fcard h3{font-size:1.02rem;font-weight:600;margin-bottom:9px;color:var(--text)}
.fcard p{font-size:0.86rem;line-height:1.65}

/* ── Outcomes ── */
.obox{background:var(--surface);border:1px solid var(--border);border-top:2px solid var(--accent);padding:48px;box-shadow:var(--shadow)}
.ogrid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.onum{font-family:var(--font-serif);font-size:clamp(1.7rem,3vw,2.4rem);font-weight:600;color:var(--text);line-height:1.1}
.odesc{font-size:0.85rem;color:var(--text-muted);line-height:1.6;margin-top:8px}
.onote{margin-top:34px;padding-top:28px;border-top:1px solid var(--border);font-size:0.94rem;color:var(--text-muted);line-height:1.75;font-style:italic;font-family:var(--font-serif)}

/* ── Testimonial ── */
.ptestimonial{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg-alt)}
.ptestimonial-inner{max-width:720px;margin:0 auto;text-align:center;padding:84px 28px}
.pquote-mark{font-family:var(--font-serif);font-size:4.5rem;line-height:0.6;color:var(--accent)}
.pquote-text{font-family:var(--font-serif);font-size:clamp(1.15rem,2.4vw,1.55rem);font-weight:500;color:var(--text);line-height:1.55;margin:26px 0 30px;letter-spacing:-0.01em}
.pquote-author{display:flex;align-items:center;justify-content:center;gap:13px}
.pquote-avatar{width:42px;height:42px;border-radius:50%;background:var(--text);color:var(--bg);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:0.88rem}
.pquote-meta{text-align:left}
.pquote-name{font-weight:600;font-size:0.88rem;color:var(--text)}
.pquote-role{font-size:0.76rem;color:var(--text-muted)}

/* ── Prev / Next ── */
.proj-nav{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.proj-nav-card{padding:40px 36px;transition:background var(--transition)}
.proj-nav-card:first-child{border-right:1px solid var(--border)}
.proj-nav-card:hover{background:var(--surface)}
.proj-nav-card.next{text-align:right}
.proj-nav-dir{font-size:0.66rem;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;color:var(--text-faint);margin-bottom:10px}
.proj-nav-title{font-family:var(--font-serif);font-size:1.35rem;font-weight:600;color:var(--text)}
.proj-nav-sub{font-size:0.76rem;color:var(--text-muted);margin-top:6px;letter-spacing:0.04em}

/* ── CTA & footer ── */
.cta-strip{text-align:center;padding:100px 0}
.cta-strip h2{margin-bottom:16px}
.cta-strip h2 em{color:var(--accent)}
.cta-strip>.container>p{max-width:460px;margin:0 auto 34px;line-height:1.75}
.btn-primary{display:inline-flex;align-items:center;gap:9px;padding:14px 30px;background:var(--text);color:var(--bg);border-radius:3px;font-weight:600;font-size:0.92rem;letter-spacing:0.02em;transition:all var(--transition)}
.btn-primary:hover{transform:translateY(-2px);opacity:0.88}
.cta-meta{margin-top:18px;font-size:0.78rem;color:var(--text-faint)}
.cta-meta a{color:var(--text-muted);border-bottom:1px solid var(--border-strong);transition:color var(--transition)}
.cta-meta a:hover{color:var(--accent)}
.pfooter{padding:28px 0;border-top:1px solid var(--border)}
.pfooter-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.pfooter-copy{font-size:0.74rem;color:var(--text-faint)}
.pfooter a{color:var(--text-muted);font-size:0.82rem;border-bottom:1px solid var(--border-strong)}
.pfooter a:hover{color:var(--accent)}

@media(max-width:900px){
  .phero{padding-top:140px}
  .phero-grid{grid-template-columns:1fr;gap:40px}
  .fgrid{grid-template-columns:1fr 1fr}
  .ogrid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .pnav .btn-cta{display:none}
  .fgrid{grid-template-columns:1fr}
  .ogrid{grid-template-columns:1fr}
  .proj-nav{grid-template-columns:1fr}
  .proj-nav-card:first-child{border-right:none;border-bottom:1px solid var(--border)}
  .proj-nav-card.next{text-align:left}
  .obox{padding:30px}
  .phero-stats>div{padding-right:20px;margin-right:20px}
}