/* ==========================================================================
   Stowarzyszenie Przyjaciół Muzeum Mazowieckiego w Płocku — spmm.pl
   Dedykowany system stylów. Motyw: secesja / patyna / mosiądz.
   ========================================================================== */

:root{
  --ink:#201d17;
  --ink-soft:#4a453a;
  --green:#163229;
  --green-deep:#0f231d;
  --green-soft:#2c4a3f;
  --brass:#a8843c;
  --brass-light:#caa76a;
  --gold:#b8933f;
  --parchment:#f4efe3;
  --parchment-2:#efe7d5;
  --paper:#fbf8f0;
  --line:#d8ccb0;
  --line-soft:#e6dcc6;
  --shadow:rgba(20,30,25,.14);
  --maxw:1180px;
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Libre Franklin',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--parchment);
  line-height:1.72;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--green);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brass)}

/* --- pasek górny --- */
.topbar{
  background:var(--green-deep);
  color:#e9e0cb;
  font-size:13px;
  letter-spacing:.04em;
}
.topbar .wrap{
  max-width:var(--maxw);margin:0 auto;padding:8px 24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.topbar span{opacity:.85}
.topbar a{color:var(--brass-light)}

/* --- nawigacja --- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(251,248,240,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:var(--maxw);margin:0 auto;
  padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand .mark{
  width:46px;height:46px;flex:0 0 46px;border-radius:50%;
  background:radial-gradient(circle at 34% 30%,var(--green-soft),var(--green-deep));
  border:2px solid var(--brass);
  display:grid;place-items:center;
  color:var(--brass-light);font-family:var(--serif);font-weight:700;font-size:22px;
  box-shadow:0 2px 10px var(--shadow);
}
.brand .txt b{
  font-family:var(--serif);font-size:21px;font-weight:700;color:var(--green);
  display:block;line-height:1.05;letter-spacing:.01em;
}
.brand .txt small{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass)}
.menu{display:flex;gap:4px;list-style:none;flex-wrap:wrap}
.menu a{
  font-size:14px;font-weight:500;letter-spacing:.01em;
  color:var(--ink-soft);padding:8px 13px;border-radius:3px;position:relative;
}
.menu a:hover{color:var(--green);background:var(--line-soft)}
.menu a.active{color:var(--green)}
.menu a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;background:var(--brass);
}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:4px;
  padding:8px 10px;cursor:pointer;color:var(--green);font-size:18px}

/* --- hero --- */
.hero{
  position:relative;
  background:
    linear-gradient(180deg,rgba(15,35,29,.86),rgba(15,35,29,.9)),
    repeating-linear-gradient(135deg,rgba(184,147,63,.06) 0 2px,transparent 2px 22px),
    var(--green);
  color:#f1ead7;
  border-bottom:3px solid var(--brass);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 78% 18%,rgba(184,147,63,.22),transparent 55%);
  pointer-events:none;
}
.hero .wrap{max-width:var(--maxw);margin:0 auto;padding:78px 24px 66px;position:relative}
.hero .eyebrow{
  font-size:12.5px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--brass-light);margin-bottom:20px;
  display:flex;align-items:center;gap:14px;
}
.hero .eyebrow::before{content:"";width:44px;height:1px;background:var(--brass)}
.hero h1{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(2.4rem,5.4vw,4.1rem);line-height:1.04;letter-spacing:.005em;
  max-width:16ch;color:#faf5e6;
}
.hero p.lead{
  margin-top:22px;max-width:56ch;font-size:1.12rem;color:#e2d9c2;line-height:1.7;
}
.hero .cta-row{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-block;font-weight:600;font-size:14.5px;letter-spacing:.02em;
  padding:13px 26px;border-radius:3px;border:1px solid transparent;cursor:pointer;
}
.btn-gold{background:var(--brass);color:#20180a;border-color:var(--brass)}
.btn-gold:hover{background:var(--brass-light);color:#20180a}
.btn-ghost{border-color:rgba(200,170,110,.55);color:#f1ead7}
.btn-ghost:hover{border-color:var(--brass);color:#fff}

/* --- ogólny układ --- */
.section{max-width:var(--maxw);margin:0 auto;padding:70px 24px}
.section-tight{padding:48px 24px}
.kicker{
  font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--brass);
  font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:12px;
}
.kicker::before{content:"";width:30px;height:1px;background:var(--brass)}
h2.head{
  font-family:var(--serif);font-weight:600;color:var(--green);
  font-size:clamp(1.8rem,3.4vw,2.7rem);line-height:1.1;margin-bottom:8px;
}

/* --- kafelki wprowadzenia --- */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:start}
.prose p{margin:0 0 18px}
.prose p:last-child{margin-bottom:0}
.aside-card{
  background:var(--paper);border:1px solid var(--line);
  border-top:3px solid var(--brass);border-radius:4px;
  padding:28px 26px;box-shadow:0 6px 22px var(--shadow);
}
.aside-card h3{font-family:var(--serif);font-size:1.5rem;color:var(--green);margin-bottom:10px;font-weight:600}
.aside-card p{font-size:15px;color:var(--ink-soft);margin-bottom:14px}
.aside-card .facts{list-style:none;font-size:14px}
.aside-card .facts li{
  display:flex;justify-content:space-between;gap:12px;
  padding:9px 0;border-bottom:1px dashed var(--line-soft);
}
.aside-card .facts li:last-child{border-bottom:none}
.aside-card .facts span:first-child{color:var(--ink-soft)}
.aside-card .facts span:last-child{font-weight:600;color:var(--green)}

/* --- karty aktualności / tematów --- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:5px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 30px var(--shadow)}
.card .thumb{height:112px;position:relative;border-bottom:2px solid var(--brass)}
.card .thumb.t1{background:linear-gradient(135deg,#1f4638,#0f231d)}
.card .thumb.t2{background:linear-gradient(135deg,#3a4a2c,#1c2a16)}
.card .thumb.t3{background:linear-gradient(135deg,#4a3a2c,#2a1f16)}
.card .thumb::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(184,147,63,.14) 0 2px,transparent 2px 16px);
}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card .body h3{font-family:var(--serif);font-size:1.4rem;color:var(--green);margin-bottom:8px;font-weight:600;line-height:1.2}
.card .body p{font-size:14.5px;color:var(--ink-soft);margin-bottom:16px;flex:1}
.card .body a.more{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--brass)}
.card .body a.more:hover{color:var(--green)}

/* --- pas dzielący --- */
.band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* --- artykuł --- */
.article-wrap{max-width:820px;margin:0 auto;padding:64px 24px 24px}
.article h1{
  font-family:var(--serif);font-weight:600;color:var(--green);
  font-size:clamp(2rem,4vw,3rem);line-height:1.08;margin:6px 0 22px;
}
.article h2{
  font-family:var(--serif);font-weight:600;color:var(--green-soft);
  font-size:clamp(1.4rem,2.6vw,1.9rem);line-height:1.18;margin:36px 0 14px;
}
.article p{margin:0 0 18px;font-size:17.5px;line-height:1.82;color:var(--ink)}
.article p:first-of-type::first-letter{
  font-family:var(--serif);font-size:3.3em;line-height:.82;float:left;
  margin:6px 12px 0 0;color:var(--brass);font-weight:600;
}
.breadcrumbs{font-size:13px;color:var(--ink-soft);letter-spacing:.02em;margin-bottom:4px}
.breadcrumbs a{color:var(--brass)}

/* --- sekcja partnerzy --- */
.partners{background:var(--green-deep);color:#e9e0cb;border-top:3px solid var(--brass)}
.partners .inner{max-width:var(--maxw);margin:0 auto;padding:66px 24px}
.partners .kicker{color:var(--brass-light)}
.partners .kicker::before{background:var(--brass-light)}
.partners h2{font-family:var(--serif);color:#faf5e6;font-size:clamp(1.7rem,3vw,2.4rem);font-weight:600;margin-bottom:8px}
.partners .sub{color:#c9bfa6;max-width:60ch;margin-bottom:36px;font-size:15.5px}
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pcard{
  background:rgba(244,239,227,.05);border:1px solid rgba(200,170,110,.28);
  border-radius:5px;padding:20px 20px 18px;display:flex;flex-direction:column;gap:9px;
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.pcard:hover{border-color:var(--brass);background:rgba(244,239,227,.09);transform:translateY(-3px)}
.pcard .pthumb{
  width:44px;height:44px;border-radius:4px;flex:0 0 44px;
  background:linear-gradient(135deg,var(--brass),#6f5620);
  display:grid;place-items:center;color:#20180a;font-family:var(--serif);font-weight:700;font-size:20px;
}
.pcard h3{font-family:var(--serif);font-size:1.28rem;color:#faf5e6;font-weight:600;line-height:1.15}
.pcard p{font-size:13.5px;color:#c4baa1;line-height:1.55}
.pcard a.url{font-size:12.5px;color:var(--brass-light);word-break:break-all;letter-spacing:.01em;margin-top:auto}
.pcard a.url:hover{color:#fff;text-decoration:underline}

/* --- stopka --- */
.site-foot{background:var(--green);color:#d8cfb8;border-top:3px solid var(--brass)}
.foot-grid{max-width:var(--maxw);margin:0 auto;padding:56px 24px 30px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.site-foot h4{font-family:var(--serif);font-size:1.35rem;color:#faf5e6;margin-bottom:14px;font-weight:600}
.site-foot p,.site-foot li{font-size:14.5px;color:#c9bfa6;line-height:1.7}
.site-foot ul{list-style:none}
.site-foot ul li{padding:5px 0}
.site-foot a{color:#d8cfb8}
.site-foot a:hover{color:var(--brass-light)}
.reg{margin-top:14px;font-size:13px;color:#a99f86}
.reg b{color:#c9bfa6;font-weight:600}
.foot-bottom{border-top:1px solid rgba(200,170,110,.2);
  text-align:center;padding:18px 24px;font-size:13px;color:#a99f86}

/* --- responsywność --- */
@media(max-width:900px){
  .intro-grid{grid-template-columns:1fr;gap:34px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .plist{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .menu{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:var(--paper);border-bottom:1px solid var(--line);
    padding:8px 16px 16px;gap:2px;
  }
  .menu.open{display:flex}
  .menu a{padding:11px 8px;border-radius:4px}
  .nav-toggle{display:block}
  .cards{grid-template-columns:1fr}
  .plist{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero .wrap{padding:56px 22px 48px}
}