/* ============================================================
   FRESHLID — Design System  (premium dark · teal · editorial)
   Display: Archivo  ·  Body: Inter
   ============================================================ */

:root{
  /* surfaces */
  --bg:#080B0D; --bg-2:#0B1316; --surface:#0F1A20; --surface-2:#13212A; --elev:#172733;
  /* brand */
  --teal:#16C2BA; --teal-bright:#46EDE4; --teal-deep:#0B807B;
  --teal-ghost:rgba(22,194,186,.12); --teal-line:rgba(70,237,228,.30);
  --on-teal:#042421;
  /* semantic accents */
  --danger:#FF5C4D; --danger-ghost:rgba(255,92,77,.12); --danger-line:rgba(255,92,77,.32);
  --lab:#A7E05A;
  /* text */
  --ink:#EEF6F6; --muted:#9CAFB3; --faint:#6C7E84;
  /* lines */
  --line:rgba(255,255,255,.09); --line-soft:rgba(255,255,255,.06);
  /* system */
  --maxw:1200px; --gut:24px; --r:18px; --r-sm:12px; --r-lg:26px;
  --shadow:0 26px 70px rgba(0,0,0,.5);
  --shadow-teal:0 18px 50px rgba(11,128,123,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.62;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--teal);color:var(--on-teal)}

h1,h2,h3,h4{font-family:'Archivo',sans-serif;font-weight:800;line-height:.98;letter-spacing:-.01em;text-transform:uppercase}
h1{font-size:clamp(2.7rem,7vw,5.6rem)}
h2{font-size:clamp(2.1rem,5vw,3.7rem)}
h3{font-size:clamp(1.3rem,2.4vw,1.7rem)}
.display{font-family:'Archivo',sans-serif;font-weight:900}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);width:100%}
.teal{color:var(--teal-bright)}
.coral{color:var(--danger)}

/* eyebrow / chapter label */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:'Inter';font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;font-size:.72rem;color:var(--teal-bright)}
.eyebrow::before{display:none}
.eyebrow.no-rule::before{display:none}
.chapter{font-family:'Archivo';font-weight:900;font-size:.8rem;letter-spacing:.18em;color:var(--faint)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:.94rem;
  padding:14px 26px;border-radius:50px;cursor:pointer;border:1px solid transparent;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s,border-color .25s;
  line-height:1;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--teal);color:var(--on-teal);box-shadow:var(--shadow-teal)}
.btn-primary:hover{background:var(--teal-bright);transform:translateY(-2px);box-shadow:0 22px 56px rgba(11,128,123,.55)}
.btn-ghost{background:rgba(255,255,255,.03);color:var(--ink);border-color:var(--line);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--teal-line);color:var(--teal-bright);transform:translateY(-2px)}
.btn-lg{padding:17px 32px;font-size:1rem}

/* chips / pills */
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{display:inline-flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--line);
  border-radius:50px;padding:9px 16px;font-size:.85rem;font-weight:600;color:var(--muted);transition:.25s}
.chip:hover{border-color:var(--teal-line);color:var(--ink)}
.chip b{font-family:'Archivo';font-weight:800;color:var(--teal-bright);font-size:1.05rem}

/* badge */
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--teal-ghost);
  border:1px solid var(--teal-line);color:var(--teal-bright);font-weight:700;font-size:.74rem;
  letter-spacing:.12em;padding:8px 16px;border-radius:50px;text-transform:uppercase}
.badge svg{width:14px;height:14px}

/* ===== NAV ===== */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:.35s var(--ease)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:16px var(--gut);display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav.scrolled{background:rgba(8,11,13,.72);backdrop-filter:blur(18px) saturate(1.2);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}
.brand .emblem{width:46px;height:46px;border-radius:50%;flex:none;
  box-shadow:0 0 0 1px var(--teal-line),0 8px 24px rgba(0,0,0,.5)}
.brand .word{font-family:'Archivo';font-weight:900;font-size:1.32rem;letter-spacing:.02em}
.brand .word b{color:var(--teal-bright);font-weight:900}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a:not(.btn){font-weight:600;font-size:.9rem;color:var(--muted);transition:.2s;position:relative}
.nav-links a:not(.btn):hover{color:var(--ink)}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--teal);transition:right .3s var(--ease)}
.nav-links a:not(.btn):hover::after{right:0}
.nav-toggle{display:none;background:none;border:0;color:var(--ink);cursor:pointer;padding:6px}
.nav-toggle svg{width:28px;height:28px}
@media(max-width:920px){
  .nav-links{position:fixed;inset:72px 14px auto 14px;flex-direction:column;align-items:stretch;gap:14px;
    background:rgba(10,15,18,.97);backdrop-filter:blur(20px);border:1px solid var(--line);border-radius:var(--r);
    padding:22px;transform:translateY(-14px);opacity:0;pointer-events:none;transition:.3s var(--ease)}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a:not(.btn){padding:6px 2px;font-size:1rem}
  .nav-toggle{display:block}
}

/* ===== SECTION RHYTHM ===== */
.section{position:relative;padding:clamp(48px,6vw,82px) 0}
.section.tight{padding:clamp(34px,4vw,56px) 0}
.section.alt{background:linear-gradient(180deg,var(--bg-2),var(--bg))}
.sec-head{max-width:720px;margin-bottom:clamp(26px,3.4vw,42px)}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head h2{margin-bottom:18px}
.sec-head p{color:var(--muted);font-size:clamp(1rem,1.4vw,1.12rem);max-width:60ch}
.sec-head.center p{margin-left:auto;margin-right:auto}

/* ===== FULL-BLEED SCENE ===== */
.scene{position:relative;min-height:82vh;display:flex;align-items:flex-end;overflow:hidden}
.scene-bg{position:absolute;inset:0;z-index:0}
.scene-bg img,.scene-bg video{width:100%;height:100%;object-fit:cover}
.scene-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,11,13,.55) 0%,rgba(8,11,13,.25) 35%,rgba(8,11,13,.92) 100%)}
.scene.danger .scene-bg::after{background:linear-gradient(180deg,rgba(8,11,13,.5),rgba(40,8,6,.35) 45%,rgba(8,11,13,.95))}
.scene-in{position:relative;z-index:2;width:100%;padding:0 0 clamp(48px,7vw,86px)}
.scene h2{font-size:clamp(2.2rem,8vw,6rem);max-width:16ch}
.scene .lead{color:#D6E6E6;font-size:clamp(1.05rem,1.6vw,1.25rem);max-width:54ch;margin-top:20px}

/* faint photo backgrounds behind flat sections (beautiful accents, no extra height) */
.section.has-bg{overflow:hidden}
.section.has-bg>.wrap{position:relative;z-index:1}
.sec-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.sec-bg img,.sec-bg video{width:100%;height:100%;object-fit:cover;opacity:.17}
.sec-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--bg),rgba(11,13,15,.46) 46%,var(--bg))}
.sec-bg.op22 img{opacity:.22}
.sec-bg.op13 img{opacity:.13}
.sec-bg.posr img{object-position:right center}
.sec-bg.post img{object-position:center 28%}
.form-top{padding-top:clamp(30px,3.6vw,48px)}
.form-top .sec-head{margin-bottom:6px}
.punch{display:inline-flex;align-items:center;gap:12px;margin-top:26px;font-family:'Archivo';font-weight:900;
  text-transform:uppercase;font-size:clamp(1.2rem,3vw,2rem);color:var(--danger);letter-spacing:.01em}
.punch::before{display:none}
@media(max-width:760px){.scene{min-height:72vh;background-attachment:scroll}}

/* ===== CARDS / GRIDS ===== */
.grid{display:grid;gap:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:.3s var(--ease)}
.card:hover{border-color:var(--teal-line);transform:translateY(-4px);background:var(--surface-2)}
.card .ic{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--teal-ghost);color:var(--teal-bright);margin-bottom:16px}
.card .ic svg{width:24px;height:24px}
.card h4{font-family:'Inter';font-weight:800;text-transform:none;letter-spacing:0;font-size:1.06rem;margin-bottom:7px}
.card p{color:var(--muted);font-size:.94rem}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:920px){.cols-3,.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cols-2,.cols-3,.cols-4{grid-template-columns:1fr}}

/* media figure */
.figure{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.figure img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.figure:hover img{transform:scale(1.05)}
.figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px 16px 12px;font-size:.78rem;color:#CFEFEC;
  background:linear-gradient(0deg,rgba(8,11,13,.9),transparent)}

/* ===== STAT CARDS ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px}
.stat .v{font-family:'Archivo';font-weight:900;font-size:clamp(2.2rem,4vw,3rem);color:var(--teal-bright);line-height:1}
.stat.warn .v{color:var(--danger)}
.stat .c{color:var(--muted);font-size:.88rem;margin-top:8px}
@media(max-width:760px){.stats{grid-template-columns:1fr 1fr}}

/* species bars */
.bars{display:grid;gap:16px}
.bar .top{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:7px}
.bar .top i{font-style:italic;color:var(--ink);font-weight:600}
.bar .top b{font-family:'Archivo';font-weight:800;color:var(--teal-bright)}
.bar .track{height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden}
.bar .fill{height:100%;width:0;border-radius:6px;background:linear-gradient(90deg,var(--teal-deep),var(--teal-bright));transition:width 1.2s var(--ease)}
.src{font-size:.8rem;color:var(--faint);margin-top:26px}
.src a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}

/* ===== REVEAL ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* ===== FOOTER ===== */
.footer{border-top:1px solid var(--line);padding:54px 0 46px;color:var(--muted);font-size:.9rem;background:var(--bg-2)}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.foot-in .brand .emblem{width:38px;height:38px}
.foot-in .brand .word{font-size:1.1rem}
.footer a.teal{font-weight:700}
.foot-ig{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-weight:600;transition:.2s}
.foot-ig:hover{color:var(--teal-bright)}
.foot-ig svg{width:18px;height:18px}
.foot-logo{height:54px;width:auto;opacity:.92}
.certs{display:flex;flex-wrap:wrap;gap:10px}
.cert{font-family:'Archivo';font-weight:800;font-size:.74rem;letter-spacing:.12em;color:var(--muted);
  border:1px solid var(--line);border-radius:8px;padding:8px 13px;text-transform:uppercase}
.cert b{color:var(--teal-bright)}

/* focus + reduced motion */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{
  outline:3px solid var(--teal-bright);outline-offset:3px;border-radius:8px}
section[id],header[id]{scroll-margin-top:86px}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1!important;transform:none!important}
  .hero-video{display:none!important}
}

/* ===== interactive: soft glow + zoom on hover ===== */
:root{--glow:0 22px 54px rgba(11,128,123,.36);--glow-sm:0 10px 26px rgba(11,128,123,.32)}
.card,.stat,.figure,.chip,.cert{transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease),color .3s var(--ease)}
.card:hover,.stat:hover{transform:translateY(-5px) scale(1.015);box-shadow:var(--glow);border-color:var(--teal-line)}
.figure:hover{transform:translateY(-3px) scale(1.012);box-shadow:var(--glow)}
.chip:hover{transform:translateY(-2px) scale(1.04);box-shadow:var(--glow-sm)}
.cert:hover{transform:translateY(-2px) scale(1.05);box-shadow:var(--glow-sm);border-color:var(--teal-line);color:var(--ink)}
@media(prefers-reduced-motion:reduce){.card:hover,.stat:hover,.figure:hover,.chip:hover,.cert:hover{transform:none}}

/* ===== mobile + touch refinements ===== */
body{-webkit-tap-highlight-color:transparent}
/* on touch devices, don't let :hover effects stick after a tap */
@media(hover:none){
  .card:hover,.stat:hover,.figure:hover,.chip:hover,.cert:hover{transform:none;box-shadow:none}
  .figure:hover img{transform:none}
}
@media(max-width:920px){
  .nav-links a:not(.btn){padding:12px 4px}
  .nav-toggle{padding:9px}
  .nav-links .btn{padding:15px 22px;justify-content:center}
}
@media(max-width:600px){
  :root{--gut:18px}
  .section{padding:clamp(40px,8vw,62px) 0}
  .section.tight{padding:clamp(28px,6vw,44px) 0}
  .footer{padding:40px 0 36px}
  .foot-in{flex-direction:column;text-align:center;gap:14px}
  .scene{min-height:64vh}
  .scene-in{padding-bottom:clamp(34px,8vw,60px)}
}