/* Kislinger Impact Collective — minimalist, warm, understated */
/* Typography: Inter (body), Source Serif 4 (headings) */
:root{
  --bg: #fbfbfa;
  --surface: #ffffff;
  --ink: #0e1b1a;          /* deep charcoal-green */
  --muted: #4b5b58;
  --muted-2:#6d7a77;
  --line: rgba(14,27,26,.12);
  --brand: #0f2f2b;        /* forest */
  --brand-2:#123a69;       /* deep blue */
  --accent:#1f6f5b;        /* evergreen */
  --accent-2:#9ccfbf;      /* soft mint */
  --shadow: 0 10px 30px rgba(14,27,26,.10);
  --radius: 18px;
  --max: 1120px;
  --pad: clamp(18px, 2vw, 28px);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a{color:inherit; text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%; height:auto}

.container{max-width:var(--max); margin:0 auto; padding:0 var(--pad)}
.section{padding: clamp(44px, 6vw, 86px) 0}
.section.tight{padding: clamp(34px, 5vw, 64px) 0}
.section.topline{border-top:1px solid var(--line)}
.surface{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius: calc(var(--radius) - 2px);
  padding: 22px;
}
.grid{display:grid; gap:18px}
.grid.two{grid-template-columns: repeat(2, minmax(0, 1fr))}
.grid.three{grid-template-columns: repeat(3, minmax(0, 1fr))}
@media (max-width: 900px){
  .grid.two, .grid.three{grid-template-columns: 1fr}
}

.skip-link{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  position:fixed; left:12px; top:12px; width:auto; height:auto; padding:10px 12px;
  background:var(--surface); border:1px solid var(--line); border-radius: 10px;
  z-index:9999;
}

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom:1px solid var(--line);
}
.navbar{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
}
.brand{
  display:flex; align-items:center; gap:12px;
  letter-spacing: .2px;
}
.brand-mark{
  width:34px; height:34px; border-radius: 10px;
  background:
    radial-gradient(120% 120% at 20% 10%, var(--accent-2) 0%, rgba(156,207,191,.0) 60%),
    linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  box-shadow: 0 8px 18px rgba(18,58,105,.18);
}
.brand-title{
  font-family: "Source Serif 4", ui-serif, Georgia, serif;
  font-size: 18px;
  font-weight: 560;
}
.brand-sub{
  display:block;
  font-size: 12px;
  color: var(--muted);
  margin-top:-2px;
}

.nav{
  display:flex; align-items:center; gap: 18px;
  font-size: 14px;
}
.nav a{
  padding: 8px 10px;
  border-radius: 10px;
  text-decoration:none;
  color: color-mix(in srgb, var(--ink) 88%, #000 0%);
}
.nav a[aria-current="page"]{
  background: color-mix(in srgb, var(--accent-2) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.nav a:hover{background: rgba(31,111,91,.08); text-decoration:none}

.nav-toggle{
  display:none;
  border:1px solid var(--line);
  background:var(--surface);
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: 0 8px 18px rgba(14,27,26,.08);
}
.nav-toggle:focus-visible, .btn:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:3px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset:2px;
}

@media (max-width: 860px){
  .nav-toggle{display:inline-flex; align-items:center; gap:8px}
  .nav{
    position: absolute;
    top: 62px;
    right: var(--pad);
    left: var(--pad);
    display:none;
    flex-direction:column;
    align-items:stretch;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius: var(--radius);
    padding: 10px;
    box-shadow: var(--shadow);
  }
  .nav.open{display:flex}
  .nav a{padding:12px 12px}
}

/* Type */
h1,h2,h3{
  font-family: "Source Serif 4", ui-serif, Georgia, serif;
  letter-spacing: .2px;
  margin: 0 0 10px 0;
}
h1{
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.08;
  font-weight: 640;
}
h2{
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.18;
  font-weight: 620;
}
h3{
  font-size: 18px;
  line-height: 1.25;
  font-weight: 650;
}
p{margin: 0 0 12px 0; color: color-mix(in srgb, var(--ink) 92%, #000 0%)}
.small{font-size: 13px; color: var(--muted)}
.kicker{
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  color: var(--muted);
}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--brand) 25%, transparent);
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  color: #fff;
  text-decoration:none;
  font-weight: 600;
  box-shadow: 0 12px 26px rgba(18,58,105,.22);
}
.btn:hover{filter: brightness(1.03); text-decoration:none}
.btn.secondary{
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
  box-shadow: 0 10px 24px rgba(14,27,26,.10);
}
.btn.secondary:hover{background: rgba(31,111,91,.06)}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(1200px 420px at 15% 20%, rgba(156,207,191,.40), transparent 70%),
    radial-gradient(920px 420px at 85% 10%, rgba(18,58,105,.22), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
}
.hero::before{
  content:"";
  position:absolute; inset:-2px;
  background:
    linear-gradient(90deg, rgba(14,27,26,.72) 0%, rgba(14,27,26,.44) 45%, rgba(14,27,26,.08) 85%),
    url("./foliage.jpg") center / cover no-repeat;
  opacity: .26;
  transform: scale(1.04);
  filter: saturate(1.05);
}
.hero-inner{
  position:relative;
  padding: clamp(62px, 9vw, 120px) 0;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 26px;
  align-items:center;
}
@media (max-width: 900px){
  .hero-grid{grid-template-columns: 1fr}
}
.hero-panel{
  max-width: 42rem;
}
.hero-panel p{
  font-size: 16px;
  color: color-mix(in srgb, var(--ink) 78%, #000 0%);
  margin-bottom: 18px;
}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap}
.hero-aside{
  display:flex;
  justify-content:flex-end;
}
.hero-quote{
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: var(--shadow);
}
.hero-quote strong{display:block; font-family:"Source Serif 4", serif; font-size: 18px}
.hero-quote span{display:block; margin-top:8px; color: var(--muted); font-size: 13px}

/* Page banner */
.banner{
  position:relative;
  overflow:hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(900px 360px at 20% 30%, rgba(156,207,191,.38), transparent 70%),
    radial-gradient(920px 420px at 80% 10%, rgba(18,58,105,.20), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
}
.banner::before{
  content:"";
  position:absolute; inset:-2px;
  background:
    linear-gradient(90deg, rgba(14,27,26,.78) 0%, rgba(14,27,26,.40) 52%, rgba(14,27,26,.06) 90%),
    url("./gradient.jpg") center / cover no-repeat;
  opacity: .22;
  transform: scale(1.03);
}
.banner-inner{position:relative; padding: 54px 0}
.banner h1{font-size: clamp(30px, 3.8vw, 44px)}
.banner p{max-width: 50rem; color: color-mix(in srgb, var(--ink) 78%, #000 0%)}

/* Lists & callouts */
.bullets{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}
.bullets li{margin: 8px 0}
.callout{
  border-left: 4px solid rgba(31,111,91,.40);
  padding: 18px 18px 18px 18px;
  background: color-mix(in srgb, var(--accent-2) 14%, transparent);
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
}
hr.sep{
  border:0; height:1px; background: var(--line);
  margin: 22px 0;
}

/* Accordion */
.accordion{display:grid; gap:10px}
.acc-item{
  border:1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  overflow:hidden;
}
.acc-btn{
  width:100%;
  text-align:left;
  background: transparent;
  border:0;
  padding: 14px 16px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  cursor:pointer;
  font-weight: 650;
}
.acc-btn span{color: var(--ink)}
.acc-btn svg{flex:0 0 auto; transition: transform .2s ease}
.acc-btn[aria-expanded="true"] svg{transform: rotate(180deg)}
.acc-panel{
  padding: 0 16px 14px 16px;
  color: var(--muted);
  display:none;
}
.acc-panel.open{display:block}

/* Forms */
form{display:grid; gap:12px}
label{font-size: 13px; color: var(--muted); font-weight: 600}
input, textarea, select{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: var(--surface);
  font: inherit;
}
textarea{min-height: 130px; resize: vertical}
.form-row{display:grid; gap:12px; grid-template-columns: 1fr 1fr}
@media (max-width: 900px){ .form-row{grid-template-columns: 1fr} }
.form-note{font-size: 12px; color: var(--muted-2)}

/* Footer */
.site-footer{
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg) 0%, #ffffff 120%);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  align-items:start;
}
@media (max-width: 900px){ .footer-grid{grid-template-columns: 1fr} }
.footer-links{display:flex; flex-wrap:wrap; gap:10px}
.footer-links a{
  font-size: 13px;
  padding: 6px 8px;
  border-radius: 10px;
  border:1px solid transparent;
}
.footer-links a:hover{
  text-decoration:none;
  border-color: var(--line);
  background: rgba(31,111,91,.06);
}

/* Utility */
.muted{color: var(--muted)}
.max-55{max-width: 55rem}