/* AIHIO.ART — lämmin valkoinen, arkkitehtoninen, kevyt.
   Värit mitattu suoraan referenssitaitosta (pipetti, ei arvaus). */
:root{
  /* --- pinnat --- */
  --bg:#F4F1EC;          /* lämmitetty valkoinen, paletti 1 */
  --card:#FBFAF6;
  --line:#E4DFD3;        /* ohut viiva, kortin reuna */
  --fill:#E0DCCE;        /* täytetyn napin greige */
  --hair:#33332E;        /* napin hiusviiva */
  /* --- teksti --- */
  --ink:#262626;         /* otsikot, AIHIO */
  --lede-c:#2A2A2A;      /* nostoteksti */
  --body:#4C4C4C;        /* leipäteksti */
  --muted:#6A6455;       /* eyebrow, spec-rivi */
  /* --- aksentit --- */
  --olive:#6B7058;       /* .ART, primäärinapin teksti */
  --olive-d:#535744;     /* täytetyn napin teksti */
  --brick:#9B5535;       /* tiilenpunainen — pilleri + kaikki pikkuotsikot */
  --rust:var(--brick);
  --foot-meta:#6E685A;   /* footerin pikkuteksti valkoisella, 5.5:1 */
  --gold-bg:#C0A062;     /* vaihtoehtoinen messinkifooter (paletti 3) */
  --gold-ink:#2E2314;    /* teksti kultapohjalla, 6.2:1 */
  /* --- muut --- */
  --maxw:1120px;
  --measure:44ch;        /* rivinpituus leipätekstille */
  --r:10px;
  --disp:"Maipo Sans","Figtree",system-ui,sans-serif;
  --sans:"Hiragino Maru Gothic ProN","Zen Maru Gothic","Hiragino Maru Gothic Pro",system-ui,sans-serif;
  --mono:"Spline Sans Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--body);font-family:var(--sans);
  font-size:1rem;line-height:1.82;letter-spacing:0;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--olive-d);text-decoration:none}
a:hover{color:var(--ink)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,
textarea:focus-visible{outline:2px solid var(--olive);outline-offset:3px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- typografia ---------- */
h1,h2,h3{font-family:var(--disp);color:var(--ink)}
h1{font-size:clamp(2.5rem,5.2vw,3.5rem);font-weight:600;
   letter-spacing:-.04em;line-height:1.06}
h2{font-size:clamp(1.65rem,3.2vw,2.25rem);font-weight:600;
   letter-spacing:-.035em;line-height:1.14;margin-bottom:1rem}
h3{font-size:1.12rem;font-weight:600;letter-spacing:-.03em;
   line-height:1.3;margin-bottom:.45rem}

/* AIHIO / .ART — kaksi riviä, molemmat lähtevät samasta vasemmasta reunasta */
.wordmark{font-family:var(--disp);font-weight:600;
  font-size:clamp(3.9rem,8.3vw,5.5rem);
  letter-spacing:-.04em;line-height:.87;color:var(--ink)}
.wordmark .w1,.wordmark .w2{display:block}
.wordmark .w2{color:var(--olive);margin-left:var(--dot-nudge,0)}
/* piste = neliö, 0.30em, istuu perusviivalla */
.wordmark .dot{display:inline-block;width:.30em;height:.30em;
  background:currentColor;vertical-align:baseline;margin-right:.015em}

.lede{font-family:var(--sans);font-size:clamp(1.45rem,2.4vw,1.72rem);
  font-weight:400;line-height:1.34;letter-spacing:-.04em;
  color:var(--lede-c);max-width:19em}
.sub{max-width:var(--measure);letter-spacing:0;line-height:1.82}
p+p{margin-top:1rem}

/* eyebrow + pilleri */
.eyebrow{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;
  font-family:var(--disp);font-size:.78rem;font-weight:600;
  letter-spacing:.15em;text-transform:uppercase;color:var(--muted);
  line-height:1;margin-bottom:2.4rem}
.pill{border:1px solid var(--rust);color:var(--rust);font-weight:500;
  padding:.6rem .9rem .56rem;border-radius:999px;letter-spacing:.06em}
section .eyebrow{margin-bottom:1.2rem;color:var(--brick)}

/* ---------- header ---------- */
header.site{border-bottom:1px solid var(--line);
  background:rgba(244,241,236,.94);backdrop-filter:blur(8px);
  position:sticky;top:0;z-index:20}
.nav{display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:1rem 1.5rem;max-width:var(--maxw);margin:0 auto;flex-wrap:wrap}
.mark{font-family:var(--disp);font-weight:600;font-size:1.02rem;
  letter-spacing:.08em;color:var(--ink);line-height:1}
.mark b{color:var(--olive);font-weight:600}
.nav ul{display:flex;gap:1.4rem;list-style:none;flex-wrap:wrap}
.nav a{font-family:var(--disp);font-size:.98rem;font-weight:500;
  letter-spacing:-.02em;color:var(--body)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--olive)}

/* ---------- hero ---------- */
.hero{max-width:var(--maxw);margin:0 auto;padding:4.6rem 1.5rem 4rem}
.hero .lede{margin-top:2.5rem}
.hero p.sub{margin-top:1.85rem}
.cta-row{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2.8rem}
.specstrip{font-family:var(--mono);font-size:.71rem;font-weight:400;
  letter-spacing:.11em;line-height:1.78;color:var(--brick);
  margin-top:1.9rem;text-transform:uppercase}

/* ---------- napit ---------- */
.btn{display:inline-block;font-family:var(--disp);font-size:.98rem;
  font-weight:600;letter-spacing:-.034em;line-height:1.2;
  padding:1.3em 2.2em;border-radius:11px;cursor:pointer;
  background:#FFFFFF;border:1px solid var(--hair);color:var(--olive);
  transition:background .15s ease,color .15s ease}
.btn:hover{background:var(--fill);color:var(--olive-d)}
.btn.fill{background:var(--fill);border-color:var(--hair);color:var(--olive-d)}
.btn.fill:hover{background:#D6D1BE;color:var(--olive-d)}

/* ---------- sektiot ---------- */
section{padding:5rem 0;border-top:1px solid var(--line)}
section.first{border-top:0}
.grid2{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{background:var(--card);border:1px solid var(--line);
  padding:1.75rem;border-radius:var(--r)}
.card p{font-size:.95rem;line-height:1.8}
.card .num{font-family:var(--mono);color:var(--brick);font-size:.78rem;
  letter-spacing:.16em;display:block;margin-bottom:.65rem}

/* STUDIO — iso otsikko + kortit. minmax(0,…) estää tekstin vuotamisen kuvan alle. */
.studio{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:3.5rem;align-items:start}
.mega{font-family:var(--disp);font-weight:600;letter-spacing:-.04em;
  font-size:clamp(2.8rem,5.6vw,4.6rem);line-height:1;color:var(--ink)}
.mega i{font-style:normal;color:var(--olive)}
.mega .ln2{color:#8A8374}   /* 3.34:1 — iso teksti, raja 3.0 */
.studio-copy p{margin-top:1.8rem;max-width:42ch}
@media (max-width:1080px){.studio{grid-template-columns:minmax(0,1fr);gap:2.5rem}}

/* spec-taulukko */
.spec{font-family:var(--mono);font-size:.9rem;line-height:1.6;
  border:1px solid var(--line);background:var(--card);
  border-radius:var(--r);overflow:hidden}
.spec div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);
  gap:1rem;padding:.9rem 1.25rem;border-top:1px solid var(--line)}
.spec div:first-child{border-top:0}
.spec dt{color:var(--muted);letter-spacing:.02em}
.spec dd{color:var(--ink)}

/* prosessi */
.phase{display:grid;
  grid-template-columns:88px minmax(0,1.15fr) minmax(0,.85fr);
  gap:2.2rem;padding:3rem 0;border-top:1px solid var(--line);align-items:start}
.phase:first-of-type{border-top:0}
.phase .pn{font-family:var(--mono);color:var(--brick);font-size:.82rem;
  letter-spacing:.14em;line-height:1.4}
.phase .pn span{display:block;color:var(--muted);margin-top:.35rem;font-size:.72rem;
  letter-spacing:.06em;overflow-wrap:anywhere}
.phase p{max-width:38ch}
.phase figure{margin:0}
.phase img{border:1px solid var(--line);border-radius:var(--r);width:100%}
.phase figcaption{font-family:var(--mono);font-size:.72rem;line-height:1.6;
  color:var(--muted);margin-top:.75rem;letter-spacing:.05em}
@media (max-width:960px){
  .phase{grid-template-columns:88px minmax(0,1fr);gap:1.6rem}
  .phase figure{grid-column:2}
  .phase p{max-width:var(--measure)}
}

/* Prosessin sisallysluettelo — sama rytmi kuin etusivun korttigridi */
.index{list-style:none;display:grid;gap:0;border:1px solid var(--line);
  border-radius:var(--r);background:var(--card);overflow:hidden}
.index li{display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  gap:1rem;align-items:baseline;padding:.95rem 1.25rem;
  border-top:1px solid var(--line)}
.index li:first-child{border-top:0}
.index .n{font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;color:var(--brick)}
.index .t{font-family:var(--disp);font-weight:600;font-size:1rem;
  letter-spacing:-.03em;color:var(--ink);min-width:0;overflow-wrap:anywhere}
.index .w{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;
  color:var(--muted);text-transform:uppercase;text-align:right;white-space:nowrap}
@media (max-width:560px){
  .phase{grid-template-columns:minmax(0,1fr);gap:.7rem}
  .phase figure{grid-column:auto}   /* kumoaa 960px-saannon grid-column:2 */
  .phase .pn{display:flex;gap:.9rem;align-items:baseline}
  .phase .pn span{display:inline;margin-top:0}
  .index li{grid-template-columns:auto minmax(0,1fr);row-gap:.2rem}
  .index .w{grid-column:2;text-align:left}
  section{padding:3.4rem 0}
  .hero{padding:3.2rem 1.5rem 3rem}
}

/* lomake */
form{display:grid;gap:1.25rem;max-width:640px}
label{font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--brick);display:block;margin-bottom:.4rem}
input,select,textarea{width:100%;background:#FFFFFF;border:1px solid var(--line);
  color:var(--ink);padding:.85rem 1rem;font-family:var(--sans);
  font-size:1rem;line-height:1.5;border-radius:var(--r)}
textarea{min-height:9.5rem;resize:vertical}
.hint{font-size:.94rem;line-height:1.7;color:var(--muted)}
.hp{position:absolute;left:-9999px}

/* footer */
/* --- footer: VAALEA (oletus) --- */
footer.site{background:#FFFFFF;border-top:1px solid var(--line);padding:3.5rem 1.5rem;
  text-align:center;color:var(--body);font-size:.96rem;line-height:1.8}
footer .sig{height:48px;width:auto;margin:0 auto .9rem}
footer .mark{display:block;margin-bottom:.9rem;color:var(--ink)}
footer .mark b{color:var(--olive)}
footer a{color:var(--olive-d)}
footer a:hover{color:var(--ink)}
.foot-meta{font-family:var(--mono);font-size:.74rem;letter-spacing:.13em;
  margin-top:1.4rem;text-transform:uppercase;color:var(--foot-meta)}

/* --- footer: KULTA vaihtoehto. Ota kayttoon: <footer class="site gold"> --- */
footer.site.gold{background:var(--gold-bg);border-top:0;color:var(--gold-ink)}
footer.site.gold .mark,footer.site.gold .mark b,
footer.site.gold .foot-meta{color:var(--gold-ink)}
footer.site.gold a{color:var(--gold-ink);text-decoration:underline;text-underline-offset:3px}

figure.portrait{margin-top:2.2rem;max-width:760px}
figure.portrait img{border-radius:var(--r);border:1px solid var(--line)}
figure.portrait figcaption{font-family:var(--mono);font-size:.75rem;
  color:var(--muted);margin-top:.7rem;letter-spacing:.05em}