/* ============================================================
   SPARK GROW — sparkgrow.pl
   Kierunek: "kancelaria energii" — dokument, pieczęć, papier.
   ZŁOTO/OLIWKA #8A7A2D · GRANAT #0E1B2D
   Cormorant Garamond (serif, głos marki) · Montserrat (tekst)
   ============================================================ */
:root{
  --navy:#0E1B2D; --navy-deep:#081120; --gold:#8A7A2D; --gold-deep:#6F6224;
  --gold-soft:#C9BC8A;
  --paper:#F5F4EF; --white:#FFFFFF; --ink:#1C2B3A; --muted:#5C6B79;
  --hair:#E5E2D8; --hair-navy:rgba(14,27,45,.1);
  --ff-display:"Cormorant Garamond",Georgia,serif;
  --ff-body:"Montserrat",system-ui,sans-serif;
  --ff-mono:"Montserrat",system-ui,sans-serif;
  --max:1140px; --rad:3px;
  --shadow-soft:0 1px 2px rgba(14,27,45,.05),0 18px 40px -24px rgba(14,27,45,.22);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff-body);color:var(--ink);background:var(--white);line-height:1.75;font-size:16.5px;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--gold-deep);text-decoration:underline;text-decoration-color:var(--gold-soft);text-underline-offset:3px;transition:color .2s,text-decoration-color .2s}
a:hover{color:var(--navy);text-decoration-color:var(--gold)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
::selection{background:var(--gold);color:#fff}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}

/* Typografia */
h1,h2,h3{font-family:var(--ff-display);font-weight:700;line-height:1.08;color:var(--navy);letter-spacing:.005em}
h1{font-size:clamp(2.5rem,5.4vw,4rem)}
h2{font-size:clamp(1.75rem,3.2vw,2.5rem);line-height:1.12}
h3{font-size:1.32rem;line-height:1.25}
.eyebrow{font-family:var(--ff-body);font-weight:600;font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}

/* Sekcje — rytm dokumentu */
.section{padding:96px 0}
.section.alt{background:var(--paper);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.section.alt + .section.alt{border-top:0}
.section-head{max-width:780px;margin-bottom:44px}
.section-head h1,.section-head h2{margin:.45em 0 .3em}
.section-head p{color:var(--muted)}
.rule{width:64px;height:1px;background:var(--gold);margin-top:18px;position:relative}
.rule::after{content:"";position:absolute;left:0;top:-2.5px;width:6px;height:6px;background:var(--gold);border-radius:50%}

/* Nagłówek */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--hair)}
.site-header::before{content:"";display:block;height:2px;background:var(--gold)}
.nav{display:flex;align-items:center;justify-content:space-between;height:84px;gap:24px}
.brand{display:flex;align-items:center;gap:14px;color:var(--navy);text-decoration:none;flex-shrink:0}
.brand svg,.brand img{height:54px;width:auto}
.brand-name{font-family:var(--ff-display);font-weight:700;font-size:1.34rem;letter-spacing:.1em;line-height:1.1}
.brand-tag{display:block;font-size:9px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links a{color:var(--ink);font-size:13px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;position:relative;padding:6px 0;text-decoration:none}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s cubic-bezier(.4,0,.2,1)}
.nav-links a:not(.btn):hover{color:var(--navy)}
.nav-links a:not(.btn):hover::after{transform:scaleX(1)}
.nav-links .btn{text-transform:none;letter-spacing:.01em;font-size:14px}
.nav-toggle{display:none;background:none;border:1px solid var(--hair-navy);border-radius:var(--rad);padding:9px 14px;font-size:12px;letter-spacing:.14em;color:var(--navy);cursor:pointer}

/* Przyciski */
.btn{display:inline-block;padding:15px 30px;border-radius:var(--rad);font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;text-align:center;text-decoration:none;transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-gold{background:var(--gold);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.14)}
.btn-gold:hover{background:var(--gold-deep);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{border-color:var(--gold-soft);color:var(--gold-soft)}
.btn-navy{background:var(--navy);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.25)}
.btn-navy:hover{background:var(--navy-deep);color:#fff}

/* Hero — granatowa okładka z ornamentem pieczęci */
.hero{background:radial-gradient(1100px 600px at 18% -10%,#17293f 0%,transparent 60%),linear-gradient(165deg,var(--navy) 0%,var(--navy-deep) 100%);color:#E9EEF3;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-180px;top:50%;transform:translateY(-50%);width:760px;height:760px;border:1px solid rgba(201,188,138,.14);border-radius:50%;pointer-events:none}
.hero::after{content:"";position:absolute;right:-120px;top:50%;transform:translateY(-50%);width:640px;height:640px;border:1px solid rgba(201,188,138,.09);border-radius:50%;pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.3fr .7fr;gap:56px;align-items:center;padding-top:104px;padding-bottom:104px;position:relative;z-index:1}
.hero .eyebrow{color:var(--gold-soft)}
.hero h1{color:#fff;margin:.5em 0 .35em;text-wrap:balance}
.hero .desc{font-size:1.02rem;color:#B7C4D0;max-width:560px;line-height:1.85}
.manifest{margin:30px 0;padding-left:24px;border-left:1px solid rgba(201,188,138,.55)}
.manifest p{font-family:var(--ff-display);font-style:italic;font-size:1.42rem;line-height:1.5;color:#D9E1E9}
.manifest p strong{color:var(--gold-soft);font-weight:700;font-style:normal}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-top:36px}
.seal{display:flex;justify-content:center}
.seal svg,.seal img{width:min(340px,68vw);height:auto;filter:drop-shadow(0 24px 50px rgba(0,0,0,.4))}

/* Siatki i karty */
.grid{display:grid;gap:26px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--white);border:1px solid var(--hair);border-radius:var(--rad);padding:30px;transition:transform .25s,box-shadow .25s,border-color .25s}
.section.alt .card{border-color:transparent;box-shadow:var(--shadow-soft)}
.card:hover{transform:translateY(-3px);box-shadow:0 2px 4px rgba(14,27,45,.05),0 26px 48px -22px rgba(14,27,45,.28)}
.card h3{margin-bottom:10px}
.card h3 a{text-decoration:none;color:inherit}
.card p{color:var(--muted);font-size:15px;line-height:1.75}
.card .eyebrow{display:block;margin-bottom:10px}
/* Karty-cytaty (problemy przedsiębiorców): pojedynczy akapit = głos klienta */
.card > p:only-child{font-family:var(--ff-display);font-style:italic;font-size:1.28rem;line-height:1.45;color:var(--navy);position:relative;padding-top:26px}
.card > p:only-child::before{content:"„";position:absolute;top:-14px;left:-4px;font-size:3.6rem;line-height:1;color:var(--gold-soft);font-style:normal}

/* Proces — rejestr */
.steps{counter-reset:step;border-top:1px solid var(--hair)}
.step{display:grid;grid-template-columns:96px 1fr;gap:28px;padding:34px 12px;border-bottom:1px solid var(--hair);transition:background .25s}
.step:hover{background:var(--paper)}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero) ".";font-family:var(--ff-display);font-style:italic;font-weight:600;font-size:2rem;color:var(--gold);line-height:1}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:15.5px}

/* Listy */
.checks{list-style:none;display:grid;gap:16px}
.checks li{padding-left:34px;position:relative;color:var(--ink)}
.checks li::before{content:"";position:absolute;left:0;top:.78em;width:20px;height:1px;background:var(--gold)}
.checks li strong{color:var(--navy)}
.plain{padding-left:22px}
.plain li{margin:7px 0}

/* Granatowe pasmo z watermarkiem pieczęci */
.band{background:linear-gradient(165deg,var(--navy) 0%,var(--navy-deep) 100%);color:#D9E1E9;padding:88px 0;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;right:-90px;top:50%;transform:translateY(-50%);width:480px;height:480px;background:url("logo-emblemat-odwrocona.png") center/contain no-repeat;opacity:.05;pointer-events:none}
.band .wrap{position:relative;z-index:1}
.band h2{color:#fff}
.band p{color:#B7C4D0;font-size:15.5px}
.band .rule{background:var(--gold)}
.band a{color:var(--gold-soft)}

/* Centrum Wiedzy / artykuły */
.answer-lead{font-family:var(--ff-display);font-style:italic;font-size:1.42rem;font-weight:500;line-height:1.5;color:var(--navy);border-left:2px solid var(--gold);padding:8px 0 8px 22px;margin:26px 0}
.answer-lead a{font-style:normal;font-family:var(--ff-body);font-size:1.02rem}
.article{max-width:780px}
.article h2{margin:1.7em 0 .55em;font-size:1.5rem}
.article p{margin:.95em 0}
.article ul,.article ol{margin:.95em 0 .95em 1.4em}
.article li{margin:.35em 0}
.meta{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:12px}
.meta a{text-decoration:none}
.kb-list{list-style:none;display:grid;gap:0;border-top:1px solid var(--hair)}
.kb-list li{border-bottom:1px solid var(--hair);background:transparent}
.kb-list a{display:block;padding:20px 14px;color:var(--navy);font-weight:500;text-decoration:none;font-family:var(--ff-display);font-size:1.22rem;transition:background .2s,padding-left .25s}
.kb-list a:hover{background:var(--white);padding-left:24px}
.section.alt .kb-list a:hover{background:var(--white)}
.kb-cat{font-family:var(--ff-body);font-size:10.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);display:block;margin-bottom:4px}

/* Formularze i kalkulator */
.form-grid{display:grid;gap:20px;max-width:700px}
label{font-weight:600;font-size:14px;color:var(--navy);display:block;margin-bottom:7px}
input,select,textarea{width:100%;padding:13px 15px;border:1px solid var(--hair);border-radius:var(--rad);font:inherit;font-size:15px;background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(138,122,45,.12)}
textarea{min-height:130px}
.hint{font-size:13px;color:var(--muted);margin-top:5px}
.calc-result{display:none;margin-top:30px;padding:34px;background:linear-gradient(165deg,var(--navy),var(--navy-deep));color:#E9EEF3;border-radius:var(--rad);position:relative;overflow:hidden}
.calc-result::before{content:"";position:absolute;right:-60px;bottom:-80px;width:300px;height:300px;background:url("logo-emblemat-odwrocona.png") center/contain no-repeat;opacity:.06}
.calc-result.show{display:block}
.calc-result .big{font-family:var(--ff-display);font-weight:700;font-size:clamp(2.2rem,4.6vw,3.2rem);color:var(--gold-soft);margin:10px 0;line-height:1}
.calc-result small{color:#B7C4D0;display:block;margin-top:10px}
.calc-result input{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.2);color:#fff}
.calc-result input::placeholder{color:#8FA0AF}
.notice{font-size:13px;color:var(--muted);margin-top:14px}

/* Stopka */
.site-footer{background:var(--navy-deep);color:#93A4B3;padding:64px 0 36px;font-size:14px;border-top:2px solid var(--gold);position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;right:-70px;bottom:-110px;width:360px;height:360px;background:url("logo-emblemat-odwrocona.png") center/contain no-repeat;opacity:.045}
.site-footer .wrap{position:relative;z-index:1}
.site-footer a{color:#C4D0DA;text-decoration:none}
.site-footer a:hover{color:var(--gold-soft);text-decoration:underline;text-decoration-color:var(--gold)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;margin-bottom:40px}
.footer-brand{font-family:var(--ff-display);font-weight:700;color:#fff;font-size:1.4rem;letter-spacing:.08em;margin-bottom:6px}
.footer-tag{font-size:9.5px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--gold-soft)}
.site-footer ul{list-style:none;display:grid;gap:10px}
.copyright{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;font-size:12.5px;letter-spacing:.04em}

/* Ujawnianie przy przewijaniu (JS dodaje .rv / .rv-in) */
.rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.rv-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,.rv{transition:none!important;animation:none!important}
  .rv{opacity:1;transform:none}
}
@media(max-width:920px){
  .section{padding:64px 0}
  .hero .wrap{grid-template-columns:1fr;padding-top:60px;padding-bottom:64px;gap:36px}
  .seal{order:-1}
  .seal svg,.seal img{width:200px}
  .hero::before,.hero::after{display:none}
  .grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none;position:absolute;top:86px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:22px 28px;gap:20px;border-bottom:1px solid var(--hair)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
}
@media(max-width:600px){
  body{font-size:16px}
  .grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}
  .step{grid-template-columns:64px 1fr;gap:16px;padding:26px 4px}
  .band{padding:64px 0}
  .band::before{opacity:.03}
}

/* Strona konsultacji (kontakt) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.split.center{align-items:center}
.form-card{background:#fff;border-radius:var(--rad);box-shadow:var(--shadow-soft);border-top:2px solid var(--gold);padding:38px}
.form-card h2{font-size:1.7rem;margin-bottom:6px}
.form-card .hint{margin-bottom:18px}
.num{font-family:var(--ff-display);font-style:italic;font-weight:600;font-size:2.6rem;color:var(--gold);line-height:1}
.qa details{border-bottom:1px solid var(--hair)}
.qa summary{cursor:pointer;list-style:none;padding:20px 34px 20px 4px;font-family:var(--ff-display);font-size:1.22rem;font-weight:600;color:var(--navy);position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);color:var(--gold);font-family:var(--ff-body);font-weight:400;font-size:1.4rem;transition:transform .25s}
.qa details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.qa details p{padding:0 4px 20px;color:var(--muted);font-size:15px}
@media(max-width:920px){.split{grid-template-columns:1fr;gap:36px}}