/* ===== Wolny Studio AI — Premium Design System ===== */
:root {
  --bg: #050508;
  --bg-card: #0c0c12;
  --bg-elevated: #0f0f16;
  --bg-glass: rgba(12, 12, 18, 0.7);
  --text: #f0f0f5;
  --text-muted: #8888a0;
  --accent: #00f0b8;
  --accent-dim: #00c494;
  --accent-violet: #a855f7;
  --accent-blue: #3b82f6;
  --gradient-main: linear-gradient(135deg, #00f0b8 0%, #00d4aa 40%, #06b6d4 70%, #a855f7 100%);
  --gradient-glow: radial-gradient(ellipse 80% 50%, rgba(0, 240, 184, 0.25) 0%, transparent 60%);
  --border: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(0, 240, 184, 0.2);
  --radius: 14px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Inter', sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition: 0.4s var(--ease-out);
  --shadow-glow: 0 0 60px rgba(0, 240, 184, 0.15);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  opacity: 0;
  transition: opacity 0.5s var(--ease-out);
}

body.is-ready {
  opacity: 1;
}

/* Delikatna tekstura „noise” w tle */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.reduce-motion .noise-overlay {
  opacity: 0;
}

.skip-link {
  position: absolute;
  top: -3rem;
  left: 1rem;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: #050508;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Pasek postępu scrolla */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-main);
  z-index: 1001;
  transition: width 0.08s linear;
}

/* Przycisk „do góry” */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), border-color var(--transition);
  z-index: 99;
}

.back-to-top:hover {
  border-color: var(--accent);
  color: var(--text);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Aktywny link w nav */
.nav a.is-active {
  color: var(--accent);
}

/* Szanuj preferencję „redukcja ruchu” */
@media (prefers-reduced-motion: reduce) {
  .scroll-progress {
    transition: none;
  }
  .back-to-top {
    transition: opacity 0.2s, visibility 0.2s;
  }
}

.reduce-motion .hero-glow,
.reduce-motion .animate-in,
.reduce-motion .animate-on-scroll {
  animation: none !important;
}

.reduce-motion .marquee-inner {
  animation: none !important;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.75rem;
}

/* ===== Header — glass, minimal ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.logo-ai {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: flex;
  gap: 2.25rem;
  align-items: center;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--accent);
}

.nav a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem 0 5rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--bg);
  pointer-events: none;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 20%, transparent 70%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
  pointer-events: none;
}

.hero-glow-1 {
  width: 600px;
  height: 400px;
  background: rgba(0, 240, 184, 0.2);
  top: -20%;
  left: -10%;
  animation: float 15s ease-in-out infinite;
}

.hero-glow-2 {
  width: 500px;
  height: 500px;
  background: rgba(168, 85, 247, 0.15);
  top: 30%;
  right: -15%;
  animation: float 18s ease-in-out infinite reverse;
  animation-delay: -5s;
}

.hero-glow-3 {
  width: 300px;
  height: 300px;
  background: rgba(59, 130, 246, 0.12);
  bottom: 10%;
  left: 20%;
  animation: float 12s ease-in-out infinite;
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-inner {
  position: relative;
  text-align: center;
  z-index: 1;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.hero-label-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.9); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.1em;
}

.hero-title-line {
  display: block;
  color: var(--text);
}

.hero-title-accent {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 540px;
  margin: 0 auto 2.25rem;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition), color var(--transition), border-color var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gradient-main);
  color: #050508;
  border-color: transparent;
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 240, 184, 0.4);
}

.btn-arrow {
  transition: transform var(--transition);
}

.btn-primary:hover .btn-arrow {
  transform: translateX(4px);
}

.hero-cta .btn-primary.has-magnet {
  transition: transform 0.2s var(--ease-out), box-shadow var(--transition);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2.5rem 3rem;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
}

.hero-stat-value {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.05em;
  line-height: 1;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.hero-stat-suffix {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

.hero-stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* Marquee */
.hero-marquee {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 48px;
  overflow: hidden;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.marquee-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-left: 0;
  animation: marquee 40s linear infinite;
  white-space: nowrap;
  width: max-content;
  min-width: 100%;
}

.marquee-inner span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.marquee-inner span:nth-child(odd) {
  color: var(--text-muted);
}

.marquee-inner span:nth-child(6n+1) {
  color: var(--accent);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== Section common ===== */
.section {
  position: relative;
  padding: 6rem 0;
}

.section-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.03) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

.section-bg-pattern-dark {
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.02) 1px, transparent 0);
}

.section-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: var(--text);
  line-height: 1.2;
}

.section-title em {
  font-style: normal;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== O nas ===== */
.o-nas .container {
  position: relative;
  z-index: 1;
}

.o-nas-lead {
  max-width: 720px;
  color: var(--text-muted);
  font-size: 1.08rem;
  margin-bottom: 2.25rem;
  line-height: 1.75;
}

.values-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
}

.values-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-weight: 500;
  font-size: 1rem;
}

.value-icon {
  width: 8px;
  height: 8px;
  background: var(--gradient-main);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ===== Usługi — cards with glow ===== */
.uslugi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  overflow: hidden;
}

.card-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 100%;
  background: var(--gradient-glow);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow);
}

.card.has-tilt {
  transition: transform 0.15s var(--ease-out), border-color var(--transition), box-shadow var(--transition);
}

.card:hover .card-glow {
  opacity: 1;
}

.card-1:hover { border-color: rgba(0, 240, 184, 0.25); }
.card-2:hover { border-color: rgba(59, 130, 246, 0.25); }
.card-3:hover { border-color: rgba(168, 85, 247, 0.25); }

.card-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: rgba(0, 240, 184, 0.1);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-2 .card-icon-wrap { background: rgba(59, 130, 246, 0.1); border-color: rgba(59, 130, 246, 0.2); }
.card-3 .card-icon-wrap { background: rgba(168, 85, 247, 0.1); border-color: rgba(168, 85, 247, 0.2); }

.card-icon {
  color: var(--accent);
  font-size: 1.25rem;
}

.card-2 .card-icon { color: var(--accent-blue); }
.card-3 .card-icon { color: var(--accent-violet); }

.card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== Portfolio ===== */
.portfolio {
  background: var(--bg-elevated);
}

.portfolio .container {
  position: relative;
  z-index: 1;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.3);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

.portfolio-card.has-tilt {
  transition: transform 0.15s var(--ease-out), border-color var(--transition), box-shadow var(--transition);
}

.reduce-motion .card.has-tilt,
.reduce-motion .portfolio-card.has-tilt {
  transition: transform var(--transition);
}

.portfolio-visual {
  height: 160px;
  background: var(--gradient-main);
  opacity: 0.95;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: rgba(0, 0, 0, 0.75);
}

.portfolio-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 1.5rem 1.5rem 0.75rem;
  color: var(--text);
}

.portfolio-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 1.5rem 0.75rem;
  line-height: 1.55;
}

.portfolio-card p:last-of-type {
  margin-bottom: 1.5rem;
}

.portfolio-card strong {
  color: var(--accent);
  font-weight: 600;
}

/* ===== Proces ===== */
.proces-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 1rem;
  margin-top: 2.5rem;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.step:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.step p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.step-arrow {
  color: var(--text-muted);
  font-size: 1.5rem;
  align-self: center;
  opacity: 0.5;
}

/* ===== Opinie ===== */
.opinie-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.opinie-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 0;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.opinie-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.opinie-text {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.opinie-card footer {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.opinie-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #050508;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.opinie-card cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.opinie-card span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== Kontakt ===== */
.kontakt {
  background: var(--bg-elevated);
}

.kontakt .container {
  position: relative;
  z-index: 1;
}

.kontakt-intro {
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  font-size: 1.08rem;
}

.kontakt-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
}

.kontakt-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.kontakt-info a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  transition: opacity var(--transition), color var(--transition);
}

.kontakt-info a:hover {
  opacity: 0.9;
  color: var(--accent-dim);
}

.kontakt-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.kontakt-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.kontakt-form label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.kontakt-form input,
.kontakt-form textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.kontakt-form input::placeholder,
.kontakt-form textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.kontakt-form input:focus,
.kontakt-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 240, 184, 0.1);
}

.kontakt-form button {
  align-self: flex-start;
  margin-top: 0.25rem;
}

/* ===== Footer ===== */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  gap: 2rem;
}

.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--accent);
}

/* ===== Animations ===== */
.animate-in {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeUp 0.8s var(--ease-out) forwards;
}

.hero-inner .animate-in:nth-child(1) { animation-delay: 0.05s; }
.hero-inner .animate-in:nth-child(2) { animation-delay: 0.1s; }
.hero-inner .animate-in:nth-child(3) { animation-delay: 0.2s; }
.hero-inner .animate-in:nth-child(4) { animation-delay: 0.3s; }
.hero-inner .animate-in:nth-child(5) { animation-delay: 0.4s; }
.hero-inner .animate-in:nth-child(6) { animation-delay: 0.5s; }
.hero-inner .animate-in:nth-child(7) { animation-delay: 0.6s; }
.hero-inner .animate-in:nth-child(8) { animation-delay: 0.7s; }
.hero-inner .animate-in:nth-child(9) { animation-delay: 0.8s; }
.hero-inner .animate-in:nth-child(10) { animation-delay: 0.9s; }
.hero-inner .animate-in:nth-child(11) { animation-delay: 1s; }
.hero-inner .animate-in:nth-child(12) { animation-delay: 1.1s; }
.hero-inner .animate-in:nth-child(13) { animation-delay: 1.2s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger dla gridów */
.uslugi-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.uslugi-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.uslugi-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.portfolio-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.portfolio-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.portfolio-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.opinie-slider .animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.opinie-slider .animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.opinie-slider .animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .uslugi-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .opinie-slider {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .proces-steps {
    grid-template-columns: 1fr;
  }

  .step-arrow {
    transform: rotate(90deg);
  }

  .kontakt-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--bg-elevated);
    border-left: 1px solid var(--border);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav a {
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
    z-index: 101;
  }

  .nav-toggle.is-open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero-stats {
    gap: 1.5rem 2rem;
  }

  .hero-stat-num {
    font-size: 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .section {
    padding: 4rem 0;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 2.75rem);
  }
}