/* ============================================================
   Movement Academy – Custom CSS
   Uzupełnienie do Tailwind CSS: animacje, efekty specjalne,
   komponenty wymagające niestandardowych właściwości CSS.
   ============================================================ */

/* ─── ZMIENNE CSS ──────────────────────────────────────────────────── */
:root {
  --color-primary:       #E8722A;
  --color-primary-dark:  #C55E1F;
  --color-primary-light: #FF8C45;
  --color-bg:            #0A0A0A;
  --color-card:          #141414;
  --color-section-alt:   #0F0F0F;
  --color-border:        #1E1E1E;
  --color-text:          #F5F5F5;
  --color-muted:         #888888;
  --transition-base:     0.3s ease;
  --transition-slow:     0.6s ease;
}

/* ─── TYPOGRAFIA ───────────────────────────────────────────────────── */
.font-heading { font-family: 'Oswald', sans-serif; }
.font-body    { font-family: 'Inter', sans-serif; }

/* ─── SCROLLBAR ────────────────────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 3px; }

/* ─── SELEKCJA TEKSTU ──────────────────────────────────────────────── */
::selection {
  background: var(--color-primary);
  color: #fff;
}

/* ─── SCROLL REVEAL ANIMACJE ───────────────────────────────────────── */
/*
 * Strategia: elementy są DOMYŚLNIE widoczne.
 * Klasa .js-active (dodawana inline w <head> przez JS) aktywuje ukrycie.
 * Dzięki temu jeśli JS nie zadziała – treść zawsze jest widoczna.
 */

/* Transition zawsze aktywna – potrzebna do animacji wejścia */
.reveal,
.reveal-left,
.reveal-right {
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* Stan UKRYTY – tylko gdy JS działa (.js-active na <html>) */
.js-active .reveal {
  opacity: 0;
  transform: translateY(30px);
}
.js-active .reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}
.js-active .reveal-right {
  opacity: 0;
  transform: translateX(40px);
}

/* Stan WIDOCZNY – po dodaniu klasy .visible przez IntersectionObserver */
.js-active .reveal.visible,
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.js-active .reveal-left.visible,
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.js-active .reveal-right.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Opóźnienia animacji dla elementów siatki */
.js-active .reveal-delay-1 { transition-delay: 0.1s; }
.js-active .reveal-delay-2 { transition-delay: 0.2s; }
.js-active .reveal-delay-3 { transition-delay: 0.3s; }
.js-active .reveal-delay-4 { transition-delay: 0.4s; }

/* ─── NAWIGACJA ────────────────────────────────────────────────────── */
#navbar {
  transition: background var(--transition-base), box-shadow var(--transition-base), padding var(--transition-base);
}
#navbar.scrolled {
  background: rgba(10, 10, 10, 0.97) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(232, 114, 42, 0.2);
}
.nav-link {
  position: relative;
  transition: color var(--transition-base);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link:hover         { color: var(--color-primary); }

/* Menu mobilne */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
#mobile-menu.open { max-height: 400px; }

/* Hamburger */
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ─── HERO ─────────────────────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 100vh;
  background: var(--color-bg);
  overflow: hidden;
}
.hero-bg-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 70%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(232,114,42,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-bg-glow-2 {
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 50%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(232,114,42,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
/* Animowana linia dekoracyjna */
.hero-line {
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 0;
  background: linear-gradient(to bottom, transparent, rgba(232,114,42,0.4), transparent);
  animation: heroLine 2s ease forwards 0.5s;
}
@keyframes heroLine {
  to { height: 100%; }
}

/* Tekst hero – animacja wejścia */
.hero-content > * {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards;
}
.hero-content > *:nth-child(1) { animation-delay: 0.3s; }
.hero-content > *:nth-child(2) { animation-delay: 0.5s; }
.hero-content > *:nth-child(3) { animation-delay: 0.7s; }
.hero-content > *:nth-child(4) { animation-delay: 0.9s; }
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ─── PRZYCISKI ────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--color-primary);
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid var(--color-primary);
  border-radius: 4px;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232,114,42,0.35);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: transparent;
  color: var(--color-primary);
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid var(--color-primary);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232,114,42,0.3);
}

/* ─── SEKCJE ───────────────────────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Oswald', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.section-label::before,
.section-label::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-primary);
}
.section-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text);
}
.section-title span { color: var(--color-primary); }

/* ─── KARTA USŁUGI ─────────────────────────────────────────────────── */
.service-card {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(232,114,42,0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,114,42,0.4);
  box-shadow: 0 20px 40px rgba(232,114,42,0.12);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 56px;
  height: 56px;
  background: rgba(232,114,42,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background var(--transition-base);
}
.service-card:hover .service-icon {
  background: rgba(232,114,42,0.2);
}

/* ─── CENNIK ───────────────────────────────────────────────────────── */
.pricing-card {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), 0 20px 40px rgba(232,114,42,0.15);
  background: linear-gradient(145deg, #181818, var(--color-card));
}
.pricing-card.featured:hover {
  box-shadow: 0 0 0 1px var(--color-primary), 0 24px 50px rgba(232,114,42,0.2);
}
.pricing-price {
  font-family: 'Oswald', sans-serif;
  font-size: 3.5rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-text);
}
.pricing-price .currency {
  font-size: 1.5rem;
  vertical-align: super;
  margin-right: 2px;
}
.pricing-price .period {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-muted);
}

/* ─── OPINIE ───────────────────────────────────────────────────────── */
.testimonial-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.75rem;
  position: relative;
  transition: transform var(--transition-base), border-color var(--transition-base);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232,114,42,0.3);
}
.testimonial-quote {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 4rem;
  line-height: 1;
  color: rgba(232,114,42,0.15);
  font-family: 'Oswald', sans-serif;
  pointer-events: none;
  user-select: none;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
}
.star { color: #F5C518; font-size: 0.85rem; }

/* ─── GALERIA ──────────────────────────────────────────────────────── */
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  aspect-ratio: 4/3;
}
.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #141414 0%, #1a1a1a 50%, #141414 100%);
  color: #333;
  font-size: 0.75rem;
  font-family: 'Oswald', sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background var(--transition-base);
}
.gallery-placeholder svg { color: #2a2a2a; transition: color var(--transition-base); }
.gallery-item:hover .gallery-placeholder { background: linear-gradient(135deg, #1a1a1a 0%, #222 50%, #1a1a1a 100%); }
.gallery-item:hover .gallery-placeholder svg { color: rgba(232,114,42,0.4); }

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.gallery-item:hover .gallery-img { transform: scale(1.07); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* ─── LIGHTBOX ─────────────────────────────────────────────────────── */
#lightbox {
  display: none;
  animation: lightboxIn 0.3s ease;
}
#lightbox.active {
  display: flex !important;
}
@keyframes lightboxIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
#lightbox-img {
  animation: lightboxImgIn 0.3s ease;
}
@keyframes lightboxImgIn {
  from { transform: scale(0.92); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}

/* ─── FORMULARZ KONTAKTOWY ─────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.4rem;
  font-family: 'Oswald', sans-serif;
}
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: var(--color-text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
  outline: none;
  -webkit-appearance: none;
}
.form-input:focus {
  border-color: var(--color-primary);
  background: rgba(232,114,42,0.04);
  box-shadow: 0 0 0 3px rgba(232,114,42,0.12);
}
.form-input.error { border-color: #E53E3E; }
.form-input::placeholder { color: #444; }
.form-error {
  font-size: 0.8rem;
  color: #FC8181;
  margin-top: 0.3rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Alerty formularza */
.alert {
  border-radius: 8px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}
.alert-success {
  background: rgba(72, 187, 120, 0.1);
  border: 1px solid rgba(72, 187, 120, 0.3);
  color: #68D391;
}
.alert-error {
  background: rgba(229, 62, 62, 0.1);
  border: 1px solid rgba(229, 62, 62, 0.3);
  color: #FC8181;
}

/* ─── INFO KONTAKTOWE ──────────────────────────────────────────────── */
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  transition: border-color var(--transition-base);
}
.contact-info-item:hover { border-color: rgba(232,114,42,0.3); }
.contact-info-icon {
  width: 42px;
  height: 42px;
  background: rgba(232,114,42,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

/* ─── FOOTER ───────────────────────────────────────────────────────── */
footer {
  background: #080808;
  border-top: 1px solid var(--color-border);
}
.footer-link {
  color: var(--color-muted);
  font-size: 0.875rem;
  transition: color var(--transition-base);
  text-decoration: none;
}
.footer-link:hover { color: var(--color-primary); }

.social-link {
  width: 38px;
  height: 38px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  transition: all var(--transition-base);
}
.social-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* ─── SCROLL-TO-TOP ────────────────────────────────────────────────── */
#scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 999;
  border: none;
}
#scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}
#scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* ─── RESPONSYWNOŚĆ ────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .section-title { font-size: 1.75rem; }
  .pricing-price { font-size: 2.75rem; }
}

/* ─── PLACEHOLDER TRENERA ──────────────────────────────────────────── */
.trainer-photo-placeholder {
  width: 100%;
  height: 100%;
  min-height: 400px;
  background: linear-gradient(145deg, #1a1a1a, #222);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  color: #2a2a2a;
  font-family: 'Oswald', sans-serif;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}
.trainer-photo-placeholder::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(transparent, rgba(232,114,42,0.05), transparent 30%);
  animation: rotateBorder 8s linear infinite;
}
@keyframes rotateBorder {
  to { transform: rotate(360deg); }
}
