/* ===========================================================
   Miłosław Sabiniarz — strona osobista
   Jasne tło, zaokrąglone białe karty, granat + pomarańcz,
   Space Grotesk + Inter.
=========================================================== */

:root{
  --navy: #0c2140;
  --navy-mid: #14315c;
  --accent: #0284c7;
  --accent-light: #22d3ee;
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1b2430;
  --muted: #616a7a;
  --line: rgba(12,33,64,.09);

  --shadow-sm: 0 1px 2px rgba(20,49,92,.05);
  --shadow-lg: 0 1px 2px rgba(20,49,92,.05), 0 12px 32px -16px rgba(20,49,92,.22);

  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --maxw: 1140px;
  --pad: clamp(24px, 5vw, 64px);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-btn: 10px;
}

*,*::before,*::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text);
  background: #fff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Alternating section bands — light gray / white — so each section
   reads as its own block instead of one continuous page. A faint,
   static dot-grid gives each band a bit of texture without the
   heaviness of blurred color blobs. */
.hero, .experience, .testimonials{
  background:
    radial-gradient(circle, rgba(12,33,64,.12) 1px, transparent 1.5px) 0 0/24px 24px,
    var(--bg);
}
.about, .expertise, .quote{
  background:
    radial-gradient(circle, rgba(12,33,64,.08) 1px, transparent 1.5px) 0 0/24px 24px,
    #fff;
}

img{ max-width:100%; display:block; }

a{ color: inherit; text-decoration:none; }

.container{
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* Sections keep position:relative for the .container z-index stacking. */
.hero, .about, .experience, .expertise, .testimonials, .cta-band{
  position: relative;
}

h1,h2,h3{
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 .4em;
  letter-spacing: -.01em;
}
h2{ font-weight: 600; }
h3{ font-weight: 600; }

.eyebrow{
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .8rem;
  font-weight: 500;
  color: var(--accent);
  margin: 0 0 .9em;
}
.eyebrow-light{ color: var(--accent-light); }

/* ---------- progress bar ---------- */
.progress-bar{
  position: fixed; top:0; left:0; height:3px; width:0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  z-index: 999;
  transition: width .1s ease-out;
}

/* ---------- header ---------- */
.site-header{
  position: fixed; top:0; left:0; right:0;
  z-index: 500;
  padding: 20px 0;
  transition: padding .3s ease, box-shadow .3s ease;
  background: rgba(246,247,249,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled{
  padding: 13px 0;
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
}
.logo{
  display:flex;
  align-items:center;
  gap: 10px;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
}
.logo-mark{ width: 28px; height:auto; flex-shrink:0; }
.logo-suffix{ color: var(--accent); }

.header-right{ display:flex; align-items:center; gap: 22px; }

.social-links{ display:flex; align-items:center; gap: 8px; }
.social-links a{
  display:flex; align-items:center; justify-content:center;
  width: 32px; height:32px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--navy);
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.social-links a:hover{ background: var(--navy); color:#fff; border-color: var(--navy); transform: translateY(-2px); }

.main-nav{ display:flex; align-items:center; gap: 6px; }
.main-nav a{
  font-size: .92rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 8px 16px;
  border-radius: 999px;
  transition: background .2s ease, color .2s ease;
}
.main-nav a:hover{ color: var(--navy); background: rgba(12,33,64,.06); }
.main-nav a.active{
  background: var(--navy);
  color: #fff;
}

.nav-toggle{
  display:none;
  flex-direction:column; justify-content:center; gap:5px;
  width: 34px; height:34px;
  background:none; border:none; cursor:pointer; padding:0;
}
.nav-toggle span{
  display:block; height:2px; width:100%;
  background: var(--navy);
  transition: transform .25s ease, opacity .25s ease;
}

/* ---------- hero ---------- */
.hero{
  position: relative;
  padding: 168px 0 96px;
  overflow: hidden;
}
.hero-deco{
  position:absolute; inset:0; z-index:0;
  color: var(--line);
  pointer-events:none;
}
.deco{ position:absolute; width: 300px; height:200px; }
@keyframes driftSlow{
  0%,100%{ transform: translate(0,0); }
  50%{ transform: translate(10px,-10px); }
}
.deco-left{ top: 40px; left: -40px; animation: driftSlow 11s ease-in-out infinite; }
.deco-right{ bottom: 20px; right: -40px; animation: driftSlow 13s ease-in-out infinite reverse; }
.hero-inner{
  position:relative; z-index:1;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 56px;
  align-items:center;
}
.hero-text h1{
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  line-height: 1.08;
  margin-bottom: .3em;
}
.hero-tagline{
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 .8em;
}
.hero-lead{
  max-width: 46ch;
  color: var(--muted);
  font-size: 1.02rem;
  margin: 0 0 2em;
}
.hero-cta{ display:flex; gap:14px; flex-wrap: wrap; }

.btn{
  position: relative;
  overflow: hidden;
  display:inline-flex; align-items:center; justify-content:center;
  padding: 13px 24px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: 1.5px solid transparent;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn::after{
  content:'';
  position:absolute; top:0; left:-60%;
  width:35%; height:100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.4), transparent);
  transform: skewX(-20deg);
  transition: left .65s ease;
  pointer-events:none;
}
.btn:hover::after{ left:130%; }
.btn-primary{
  background: var(--navy-mid);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ background: var(--navy); transform: translateY(-2px); }
.btn-ghost{
  border-color: var(--accent);
  color: var(--accent);
  background: #fff;
}
.btn-ghost:hover{ background: var(--accent); color:#fff; transform: translateY(-2px); }

/* light-on-dark variants, used inside the navy CTA band */
.btn-light{
  background: #fff;
  color: var(--navy);
}
.btn-light:hover{ background: var(--bg); transform: translateY(-2px); }
.btn-outline-light{
  border-color: rgba(255,255,255,.45);
  color: #fff;
}
.btn-outline-light:hover{ border-color: #fff; background: rgba(255,255,255,.08); transform: translateY(-2px); }

.hero-portrait{ display:flex; justify-content:center; }
@keyframes floaty{
  0%,100%{ transform: translateY(0); }
  50%{ transform: translateY(-14px); }
}
.portrait-card{
  position: relative;
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 16px;
  border: 1px solid var(--line);
  width: min(360px, 82%);
  animation: floaty 6s ease-in-out infinite;
}
.portrait-card img{
  width:100%; height:100%;
  border-radius: calc(var(--radius-lg) - 10px);
  object-fit: cover;
  aspect-ratio: 700/933;
  background: linear-gradient(160deg, #f7f9fb, #e8edf2);
}

/* ---------- credential tags on the hero photo ----------
   Three fixed, aligned readouts down the right edge of the card —
   a status-panel look rather than scattered floating stickers. */
.portrait-badge{
  position:absolute;
  z-index:2;
  right: -22px;
  display:flex; align-items:center;
  gap: 8px;
  padding: 9px 14px 9px 11px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  font-family: var(--font-head);
  font-size: .74rem;
  font-weight: 600;
  color: var(--navy);
  white-space:nowrap;
  box-shadow: 0 6px 16px -8px rgba(12,33,64,.22);
}
.portrait-badge .badge-dot{
  width: 7px; height:7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink:0;
}
.badge-1{ top: 14%; }
.badge-2{ top: 48%; transform: translateY(-50%); }
.badge-3{ bottom: 14%; }

/* ---------- generic section ---------- */
.section{ padding: 100px 0; }
.section-head{ max-width: 640px; margin: 0 0 48px; }
.section-head::after{
  content:'';
  display:block;
  width:0;
  height:3px;
  margin-top:18px;
  border-radius:2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transition: width .9s cubic-bezier(.16,1,.3,1) .15s;
}
.section-head.in-view::after{ width:56px; }
.section-head h2{ font-size: clamp(1.8rem, 3vw, 2.4rem); }

/* ---------- about ---------- */
.about-card{
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: clamp(28px, 4vw, 56px);
}
.about-grid{
  display:grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 56px;
}
.about-copy p{ color: var(--muted); margin: 0 0 1.3em; }
.about-copy p:last-child{ margin-bottom:0; }
.about-facts{ display:grid; gap: 20px; align-content:start; }
.fact{
  display:flex;
  align-items:flex-start;
  gap: 16px;
  padding: 14px;
  border-radius: var(--radius-md);
  transition: background .25s ease, transform .25s ease;
}
.fact:hover{ background: var(--bg); transform: translateX(4px); }
.fact-icon{
  flex-shrink:0;
  width:44px; height:44px;
  border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  color:#fff;
}
.fact:nth-child(odd) .fact-icon{ background: var(--accent); }
.fact:nth-child(even) .fact-icon{ background: var(--navy); }
.fact-body{ padding-top: 2px; }
.fact-number{
  display:block;
  font-family: var(--font-head);
  font-size: 1.7rem;
  color: var(--navy);
  font-weight: 700;
  line-height:1;
  margin-bottom: 6px;
}
.fact-label{ font-size: .88rem; color: var(--muted); }

/* ---------- experience timeline ---------- */
.timeline{
  position: relative;
  padding-left: 32px;
  border-left: 2px dashed var(--line);
}
.timeline-item{ position:relative; padding-bottom: 24px; }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-marker{
  position:absolute; left: -38px; top: 24px;
  width: 12px; height:12px; border-radius:50%;
  background: var(--bg);
  border: 3px solid var(--accent);
}
.timeline-content.card{
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 24px 28px;
  transition: transform .25s ease, border-color .25s ease;
}
.timeline-content.card:hover{
  transform: translateY(-3px);
  border-color: var(--accent);
}
.timeline-marker{ transition: transform .3s ease, background .3s ease; }
.timeline-item:hover .timeline-marker{ transform: scale(1.3); background: var(--accent); }
.timeline-role{ font-family: var(--font-head); font-weight:600; color: var(--navy); margin: 0 0 .2em; font-size:1.1rem; }
.timeline-org{ color: var(--accent); font-size: .82rem; font-weight:600; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 .7em; }
.timeline-desc{ color: var(--muted); margin:0; max-width: 62ch; }

/* ---------- expertise ---------- */
.expertise-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.expertise-card{
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 30px 26px;
  transition: transform .25s ease, border-color .25s ease;
}
.expertise-card:hover{ transform: translateY(-3px); border-color: var(--accent); }
.expertise-index{
  display:inline-flex; align-items:center; justify-content:center;
  width: 34px; height:34px;
  font-family: var(--font-head);
  background: rgba(2,132,199,.1);
  color: var(--accent);
  font-size: .85rem;
  font-weight: 700;
  border-radius: 8px;
  margin-bottom: 16px;
}
.expertise-card h3{ font-size: 1.15rem; margin-bottom: .4em; }
.expertise-card p{ color: var(--muted); font-size: .92rem; margin:0; }

/* ---------- testimonials ---------- */
.testimonial-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  align-items: start;
}
.testimonial-card{
  position: relative;
  margin:0;
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 34px 30px 28px;
  display:flex; flex-direction:column;
  transition: transform .3s ease, border-color .3s ease;
}
.testimonial-card:hover{
  transform: translateY(-4px);
  border-color: var(--accent);
}
.testimonial-card:hover .testimonial-mark{ transform: scale(1.15) rotate(-4deg); opacity: .32; }
.testimonial-mark{ transition: transform .3s ease, opacity .3s ease; }
.testimonial-mark{
  font-family: var(--font-head);
  font-size: 3rem;
  line-height:1;
  color: var(--accent);
  opacity: .22;
  font-weight: 700;
  margin-bottom: 4px;
}
.testimonial-card blockquote{
  margin: 0 0 20px;
  color: var(--text);
  font-size: .96rem;
  line-height: 1.7;
  flex: 1;
}
.testimonial-card figcaption{
  display:flex; align-items:center; gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.testimonial-avatar{
  flex-shrink:0;
  width:42px; height:42px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-head);
  font-weight:700;
  font-size: .82rem;
  color:#fff;
}
.testimonial-card:nth-child(3n+1) .testimonial-avatar{ background: var(--accent); }
.testimonial-card:nth-child(3n+2) .testimonial-avatar{ background: var(--navy); }
.testimonial-card:nth-child(3n) .testimonial-avatar{ background: var(--accent-light); }
.testimonial-who{ display:flex; flex-direction:column; }
.testimonial-name{ font-family: var(--font-head); font-weight:600; color: var(--navy); font-size: .96rem; }
.testimonial-source{ color: var(--muted); font-size: .78rem; margin-top: 2px; }
.testimonial-more{
  text-align:center;
  color: var(--muted);
  font-size: .92rem;
  margin: 32px 0 0;
}
.testimonial-more a{ color: var(--accent); font-weight:600; }
.testimonial-more a:hover{ text-decoration: underline; }

/* ---------- quote ---------- */
.quote-card{
  position: relative;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  padding: clamp(40px, 6vw, 72px);
  text-align:center;
  overflow: hidden;
}
.quote-mark{
  position:absolute; top: -10px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-head);
  font-size: 8rem;
  line-height:1;
  color: rgba(2,132,199,.1);
  font-weight: 700;
  pointer-events:none;
}
.quote-card blockquote{
  position: relative;
  max-width: 760px; margin: 0 auto;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  color: var(--navy);
  line-height:1.5;
}

/* ---------- cta band ---------- */
.cta-band{
  background:
    radial-gradient(circle, rgba(255,255,255,.14) 1px, transparent 1.5px) 0 0/24px 24px,
    var(--navy);
  padding: 96px 0;
  text-align:center;
}
.cta-inner{ max-width: 760px; }
.cta-band h2{ color:#fff; font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.cta-lead{ color: rgba(255,255,255,.68); margin: 0 0 2em; font-size: 1.02rem; }
.cta-actions{
  display:flex; gap:14px; justify-content:center; flex-wrap: wrap;
}

/* ---------- footer ---------- */
.site-footer{
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 32px 0;
}
.footer-inner{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
}
.footer-brand{ display:flex; align-items:center; gap: 24px; }
.footer-social a{ border-color: var(--line); }
.footer-copy{
  margin:0;
  font-size: .85rem;
  color: var(--muted);
}
.footer-tagline{ color: var(--accent); margin-left: 14px; }
.footer-tagline::before{ content:"·"; margin-right:14px; color: var(--muted); }

/* ---------- reveal animation ---------- */
.reveal{
  opacity:0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in-view{ opacity:1; transform: translateY(0); }

/* Staggered reveal for grid/list items — each card lags slightly behind
   the previous one so groups animate in as a cascade, not all at once. */
.expertise-card:nth-child(1){ transition-delay: 0s; }
.expertise-card:nth-child(2){ transition-delay: .08s; }
.expertise-card:nth-child(3){ transition-delay: .16s; }
.expertise-card:nth-child(4){ transition-delay: .24s; }
.expertise-card:nth-child(5){ transition-delay: .32s; }
.expertise-card:nth-child(6){ transition-delay: .4s; }

.testimonial-card:nth-child(1){ transition-delay: 0s; }
.testimonial-card:nth-child(2){ transition-delay: .08s; }
.testimonial-card:nth-child(3){ transition-delay: .16s; }
.testimonial-card:nth-child(4){ transition-delay: .24s; }
.testimonial-card:nth-child(5){ transition-delay: .32s; }

.timeline-item:nth-child(1){ transition-delay: 0s; }
.timeline-item:nth-child(2){ transition-delay: .1s; }
.timeline-item:nth-child(3){ transition-delay: .2s; }
.timeline-item:nth-child(4){ transition-delay: .3s; }

.about-facts .fact:nth-child(1){ transition-delay: 0s; }
.about-facts .fact:nth-child(2){ transition-delay: .08s; }
.about-facts .fact:nth-child(3){ transition-delay: .16s; }
.about-facts .fact:nth-child(4){ transition-delay: .24s; }

/* ---------- responsive ---------- */
@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; text-align:center; }
  .hero-text{ order:2; }
  .hero-portrait{ order:1; margin-bottom: 40px; }
  .hero-lead{ margin-left:auto; margin-right:auto; }
  .hero-cta{ justify-content:center; }
  .about-grid{ grid-template-columns: 1fr; }
  .expertise-grid{ grid-template-columns: repeat(2,1fr); }
  .testimonial-grid{ grid-template-columns: 1fr; }
  .deco{ display:none; }
  .portrait-badge{ font-size: .66rem; padding: 7px 11px 7px 9px; right: -10px; }
}

@media (max-width: 400px){
  .portrait-badge{ font-size: .62rem; padding: 6px 9px 6px 8px; right: -4px; }
}

@media (max-width: 720px){
  .main-nav{
    position: fixed; top:0; right:0; height:100vh; width: min(78vw, 320px);
    background: var(--navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 40px;
    gap: 10px;
    transform: translateX(100%);
    transition: transform .35s ease;
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav a{ color:#fff; font-size:1.05rem; }
  .main-nav a:hover{ background: rgba(255,255,255,.1); color:#fff; }
  .main-nav a.active{ background: var(--accent); color:#fff; }
  .nav-toggle{ display:flex; }
  .nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
  .expertise-grid{ grid-template-columns: 1fr; }
  .section{ padding: 72px 0; }
  .hero{ padding: 140px 0 64px; }
  .footer-inner{ flex-direction:column; text-align:center; }
  .footer-brand{ flex-direction:column; gap:14px; }
  .footer-copy{ flex-direction:column; gap:4px; }
  .footer-tagline::before{ display:none; }
}

/* ---------- respect reduced-motion preference ---------- */
@media (prefers-reduced-motion: reduce){
  .portrait-card, .deco-left, .deco-right{
    animation: none !important;
  }
  .reveal{ transition: none !important; opacity:1 !important; transform:none !important; }
}