/* =====================================================================
   CCII LLC - shared site styles (landing, promo, dashboard, river map)
   Organized Oct 26 polish pass. Static CSS, no build step.
   1. Tokens   2. Base   3. Header   4. Buttons   5. Landing sections
   6. Footer   7. Responsive (desktop-first breakpoints: 980/760/560/400)
   ===================================================================== */

/* 1. Tokens ------------------------------------------------------------ */
:root{
  --accent:#34454a;          /* darkest logo blue */
  --accent-hover:#26343a;
  --ink:#222;
  --muted:#555;
  --line:#e4e7e8;
  --surface:#f4f6f6;
  --radius:12px;             /* cards, panels */
  --radius-sm:8px;           /* buttons, inner tiles, maps */
  --max:1120px;
  --gutter:1.5rem;

  /* spacing scale */
  --s-1:.25rem; --s-2:.5rem; --s-3:.75rem; --s-4:1rem; --s-5:1.5rem;
  --s-6:2rem;   --s-7:3rem;  --s-8:4rem;   --s-9:5rem;
  --section-y:4.5rem;        /* vertical padding of page sections */

  /* type scale */
  --fs-xs:.8rem;             /* eyebrows */
  --fs-sm:.875rem;           /* notes, captions, footer */
  --fs-base:1.0625rem;       /* body */
  --fs-lg:1.125rem;          /* card titles, emphasis */
  --fs-h3:1.375rem;          /* panel / block headings */
  --fs-h2:clamp(1.75rem,3.2vw,2.25rem);
  --fs-page:clamp(1.875rem,3.6vw,2.5rem);   /* dashboard / promo page titles */
}

/* 2. Base -------------------------------------------------------------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:var(--fs-base);-webkit-font-smoothing:antialiased}
img{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
a{color:var(--accent);text-underline-offset:3px}
h1,h2,h3{color:var(--accent);line-height:1.25;text-wrap:balance}
h1{line-height:1.15}
p{text-wrap:pretty}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:2px}
.btn:focus-visible{border-radius:var(--radius-sm)}
.skip-link{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:var(--s-2) var(--s-4);border-radius:var(--radius-sm);z-index:10}
.skip-link:focus{left:var(--s-4);top:var(--s-4)}
.skip-link:focus-visible{outline-color:#fff;outline-offset:-5px}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:var(--fs-xs);font-weight:700;line-height:1.5;color:var(--accent);margin:0 0 var(--s-3)}

/* 3. Header -------------------------------------------------------------
   Logo heights are Matt's pick: 240 / 120 (<=760) / 96 (<=560) / 80 (<=400).
   Header text is sized to the logo (Oct 26, 1:49). */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:static}
.site-header::before{content:"";display:block;height:4px;background:var(--accent)}
.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--s-3) var(--s-5);padding-top:var(--s-4);padding-bottom:var(--s-4)}
.brand{display:flex;align-items:center;gap:1.5rem;text-decoration:none;min-width:0}
.logo{height:240px;width:auto;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.05;gap:.5rem}
.brand-name{font-weight:800;font-size:3.25rem;color:var(--accent);letter-spacing:.01em;white-space:nowrap}
.brand-sub{font-size:1.2rem;font-weight:500;letter-spacing:.01em;color:var(--muted)}
.site-header nav{margin-left:auto}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:var(--s-5);align-items:center}
.nav-list a:not(.btn){text-decoration:none;color:var(--accent);font-weight:600;white-space:nowrap;padding:var(--s-1) 0}
.nav-list a:not(.btn):hover,.nav-list a[aria-current="page"]{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}

/* 4. Buttons ----------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--s-2);min-height:48px;padding:.75rem 1.5rem;border:2px solid var(--accent);border-radius:var(--radius-sm);font-family:inherit;font-size:1rem;font-weight:600;line-height:1.25;text-align:center;text-decoration:none;white-space:nowrap;cursor:pointer;transition:background-color .15s,color .15s,border-color .15s}
.btn-sm{min-height:40px;padding:.5rem 1rem;font-size:.9375rem}
.btn-lg{min-height:56px;padding:1rem 1.75rem;font-size:1.0625rem}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn-secondary{background:#fff;color:var(--accent)}
.btn-secondary:hover{background:var(--accent);color:#fff}
.cta-row{display:flex;gap:var(--s-3);flex-wrap:wrap}

/* 5. Landing sections -------------------------------------------------- */
.hero{padding:3.5rem 0 var(--section-y)}
.hero-grid{display:grid;grid-template-columns:1fr}
.hero h1{font-size:clamp(2rem,4.6vw,3.4rem);margin:0 0 var(--s-6);letter-spacing:-.01em}
.lede{font-size:var(--fs-lg);color:var(--muted);margin:0 0 var(--s-6);max-width:36rem}

.services{padding:var(--section-y) 0;border-top:1px solid var(--line)}
.section-head{text-align:center;margin-bottom:var(--s-6)}
.section-head .eyebrow{margin-bottom:var(--s-2)}
.section-head h2{margin:0;font-size:var(--fs-h2)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s-5)}
.card{display:flex;flex-direction:column;align-items:flex-start;gap:var(--s-4);height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s-5);transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:var(--accent);box-shadow:0 6px 18px rgba(52,69,74,.08)}
.icon{display:inline-flex;flex:none;width:48px;height:48px;border-radius:10px;border:2px solid var(--accent);align-items:center;justify-content:center}
.icon svg{width:26px;height:26px;fill:none;stroke:var(--accent);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin:0;font-size:var(--fs-lg);line-height:1.35}
.card p{margin:0;color:var(--muted);font-size:.98rem}

.clients{padding:0 0 var(--section-y)}
.client-panel{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--s-4) var(--s-5);border:1px solid var(--line);border-left:6px solid var(--accent);border-radius:var(--radius);padding:var(--s-5) var(--s-6)}
.client-panel h2{margin:0 0 var(--s-1);font-size:var(--fs-h3)}
.client-panel p{margin:0;color:var(--muted)}

/* 6. Footer ------------------------------------------------------------ */
.site-footer{border-top:1px solid var(--line);color:var(--muted);font-size:var(--fs-sm);line-height:1.55}
.footer-inner{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:var(--s-2) var(--s-5);padding-top:var(--s-5);padding-bottom:var(--s-5)}
.footer-inner p{margin:0}

/* 7. Responsive -------------------------------------------------------- */
@media (max-width:980px){
  .brand-name{font-size:2.4rem}
  .brand-sub{font-size:1rem}
  .nav-list{gap:var(--s-4)}
  /* dashboard / river map: the 240px logo leaves no room, so the 3-link nav takes its own row */
  .site-header nav:has(li:nth-child(3)){flex-basis:100%}
  .site-header nav:has(li:nth-child(3)) .nav-list{justify-content:flex-end}
  .cards{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  :root{--section-y:3.5rem}
  .logo{height:120px}
  .brand{gap:1rem}
  .brand-name{font-size:1.9rem}
  .brand-sub{display:none}
  .hero{padding-top:2.75rem}
}
@media (max-width:560px){
  :root{--section-y:3rem;--gutter:1.15rem}
  .logo{height:96px}
  .brand{gap:.8rem}
  .brand-name{font-size:1.5rem}
  .header-inner{padding-top:var(--s-3);padding-bottom:var(--s-3)}
  .nav-list{flex-wrap:wrap;row-gap:var(--s-2)}
  /* two-item nav (landing, promo): drop the text link, keep the compact button */
  .nav-list:not(:has(li:nth-child(3))) li:first-child:not(:last-child){display:none}
  /* three-item nav (dashboard, river map): move nav to its own full-width row */
  .site-header nav:has(li:nth-child(3)){flex-basis:100%;margin-left:0}
  .site-header nav:has(li:nth-child(3)) .nav-list{justify-content:flex-start}
  .site-header nav:has(li:nth-child(3)) .nav-list li:last-child{margin-left:auto}
  .nav-list .btn-sm{min-height:36px;padding:.35rem .8rem;font-size:.875rem}
  .hero{padding-top:var(--s-6)}
  .hero h1{font-size:1.85rem;margin-bottom:var(--s-5)}
  .cta-row .btn{width:100%}
  .section-head{margin-bottom:var(--s-5)}
  .cards{grid-template-columns:1fr;gap:var(--s-3)}
  .card{flex-direction:row;align-items:center;padding:var(--s-4) var(--s-5)}
  .client-panel{padding:var(--s-5)}
  .client-panel .btn{width:100%}
  .footer-inner{flex-direction:column;align-items:center;text-align:center;gap:var(--s-1)}
}
@media (max-width:400px){
  .logo{height:80px}
  .brand{gap:.6rem}
  .brand-name{font-size:1.25rem}
  .nav-list{column-gap:var(--s-3);font-size:.875rem}
  .nav-list .btn-sm{padding:.3rem .6rem;font-size:.8125rem}
  .hero h1{font-size:1.7rem}
}

/* 8. Contact dialog (landing page, Oct 26 3:10 PM) ----------------------- */
.link-btn{background:none;border:0;padding:0;font:inherit;color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.link-btn:hover{text-decoration-thickness:2px}
html.contact-open{overflow:hidden}
.contact-dialog{width:min(36rem,calc(100% - 2rem));max-height:calc(100dvh - 2rem);padding:0;border:1px solid var(--line);border-top:6px solid var(--accent);border-radius:var(--radius);color:var(--ink);background:#fff;box-shadow:0 20px 50px rgba(34,34,34,.25);overflow:auto;overscroll-behavior:contain}
.contact-dialog::backdrop{background:rgba(34,44,48,.55)}
.contact-head{display:flex;align-items:center;justify-content:space-between;gap:var(--s-4);padding:var(--s-5) var(--s-5) 0 var(--s-6)}
.contact-head h2{margin:0;font-size:var(--fs-h3)}
.contact-close{flex:none;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;margin-right:calc(-1 * var(--s-2));border:0;border-radius:var(--radius-sm);background:none;cursor:pointer}
.contact-close:hover{background:var(--surface)}
.contact-close svg{width:22px;height:22px;fill:none;stroke:var(--accent);stroke-width:2.2;stroke-linecap:round}
.contact-form,.contact-done{padding:var(--s-3) var(--s-6) var(--s-6)}
.contact-intro{margin:0 0 var(--s-5);color:var(--muted)}
.field{margin-bottom:var(--s-4)}
.field label{display:block;font-weight:600;margin-bottom:var(--s-1);color:var(--ink)}
.field input,.field select,.field textarea{display:block;width:100%;min-height:48px;padding:.65rem .8rem;border:1px solid #b9c1c3;border-radius:var(--radius-sm);font:inherit;font-size:1rem;color:var(--ink);background:#fff}
.field select{appearance:auto}
.field textarea{min-height:8rem;resize:vertical;line-height:1.5}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:3px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.field [aria-invalid="true"]{border-color:#b3261e;box-shadow:0 0 0 1px #b3261e}
.field-hint{margin:var(--s-1) 0 0;font-size:var(--fs-sm);color:var(--muted);text-align:right}
.field-err{margin:var(--s-1) 0 0;font-size:var(--fs-sm);color:#b3261e;font-weight:600}
.hp-field{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.form-status{margin:0 0 var(--s-4);padding:var(--s-3) var(--s-4);border-left:4px solid #b3261e;border-radius:var(--radius-sm);background:#fbeceb;color:#7a1a14;font-weight:600}
.contact-actions{display:flex;flex-wrap:wrap;gap:var(--s-3);margin-top:var(--s-2)}
.contact-actions .btn[disabled]{opacity:.7;cursor:progress}
.contact-fine{margin:var(--s-4) 0 0;font-size:var(--fs-sm);color:var(--muted)}
.contact-done:focus{outline:none}
.contact-done-title{margin:var(--s-2) 0 var(--s-2);font-size:var(--fs-lg);font-weight:700;color:var(--accent)}
.contact-done p{margin-top:0}
@media (max-width:560px){
  .contact-dialog{width:calc(100% - 1rem);max-height:calc(100dvh - 1rem)}
  .contact-head{padding:var(--s-4) var(--s-4) 0 var(--s-5)}
  .contact-form,.contact-done{padding:var(--s-3) var(--s-5) var(--s-5)}
  .contact-actions .btn{flex:1 1 100%}
}