@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@200;300;400;500;600&family=Playfair+Display:ital,wght@0,300;0,400;1,300&display=swap');

:root {
  --japandi-bg: #faf6f0; /* Creamy warm Washi paper */
  --japandi-dark: #2c2d30; /* Soft charcoal */
  --japandi-muted: #84868c;
  --japandi-border: rgba(44, 45, 48, 0.05);
  --oak-warm: #d7bf9d; /* Warm light oak */
  --terracotta: #c47c5d; /* Soft clay/terracotta */
  --white: #ffffff;
  
  --transition-lazy: all 1.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  --shadow-diffuse: 0 40px 100px rgba(44, 45, 48, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--japandi-bg);
  color: var(--japandi-dark);
  font-weight: 300;
  line-height: 1.8;
  overflow-x: hidden;
  letter-spacing: 0.01em;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  font-weight: 300;
  color: var(--japandi-dark);
  line-height: 1.2;
}

.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 3rem;
}

/* Zen Header Nav */
.header-japandi {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(250, 246, 240, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--japandi-border);
  transition: var(--transition-smooth);
}

.header-japandi .nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100px;
}

.logo img {
  height: 48px;
  opacity: 0.85;
  transition: opacity var(--transition-smooth);
}

.logo:hover img {
  opacity: 1;
}

.nav-links-japandi {
  display: flex;
  gap: 3.5rem;
  list-style: none;
}

.nav-links-japandi a {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--japandi-dark);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  transition: var(--transition-smooth);
}

.nav-links-japandi a:hover {
  color: var(--terracotta);
}

/* Elegant Hero Section */
.hero-japandi {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
}

.hero-japandi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  width: 100%;
}

.hero-japandi-text {
  z-index: 2;
}

.hero-japandi-text h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--terracotta);
  margin-bottom: 1.5rem;
}

.hero-japandi-text h1 {
  font-size: 4.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.hero-japandi-text p {
  font-size: 1.15rem;
  color: var(--japandi-muted);
  margin-bottom: 3.5rem;
  max-width: 500px;
}

/* Zen Buttons */
.btn-japandi {
  display: inline-block;
  padding: 1.2rem 2.8rem;
  border-radius: 50px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid var(--japandi-dark);
  background: transparent;
  color: var(--japandi-dark);
}

.btn-japandi:hover {
  background: var(--japandi-dark);
  color: var(--japandi-bg);
  box-shadow: 0 15px 30px rgba(44, 45, 48, 0.1);
  transform: translateY(-2px);
}

.btn-japandi-accent {
  border-color: var(--terracotta);
  color: var(--terracotta);
}

.btn-japandi-accent:hover {
  background: var(--terracotta);
  color: white;
  box-shadow: 0 15px 30px rgba(196, 124, 93, 0.2);
}

/* Floating Spatial Parallax Visuals */
.parallax-visual-container {
  position: relative;
  height: 550px;
  width: 100%;
}

.japandi-floating-img {
  position: absolute;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-diffuse);
  border: 1px solid var(--japandi-border);
  will-change: transform;
  transition: transform 0.1s ease-out;
}

.japandi-floating-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-hero-main {
  width: 75%;
  height: 400px;
  top: 40px;
  left: 0;
  z-index: 1;
}

.img-hero-secondary {
  width: 45%;
  height: 250px;
  bottom: 0;
  right: 0;
  z-index: 2;
  border-color: var(--oak-warm);
}

/* Sections */
.section-japandi {
  padding: 10rem 0;
  position: relative;
  border-bottom: 1px solid var(--japandi-border);
}

.title-japandi {
  font-size: 3.2rem;
  font-weight: 300;
  text-align: center;
  margin-bottom: 1.5rem;
}

.title-japandi span {
  font-style: italic;
  color: var(--terracotta);
}

.subtitle-japandi {
  text-align: center;
  color: var(--japandi-muted);
  max-width: 600px;
  margin: 0 auto 6rem;
  font-size: 1.1rem;
}

/* O nás - Asymmetric Japandi layout */
.about-japandi-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 8rem;
  align-items: center;
}

.about-japandi-visuals {
  position: relative;
  height: 500px;
}

.img-about-1 {
  width: 80%;
  height: 380px;
  top: 0;
  right: 0;
}

.img-about-2 {
  width: 50%;
  height: 220px;
  bottom: 0;
  left: 0;
  border-color: var(--oak-warm);
}

.about-japandi-text h2 {
  font-size: 2.8rem;
  margin-bottom: 2rem;
}

.about-japandi-text p {
  color: var(--japandi-muted);
  font-size: 1.15rem;
  margin-bottom: 2rem;
}

.about-japandi-text p strong {
  color: var(--japandi-dark);
  font-weight: 400;
}

/* Minimal Japandi Services Grid */
.services-japandi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.service-card-japandi {
  background: var(--white);
  border: 1px solid var(--japandi-border);
  border-radius: 8px;
  padding: 4rem 3rem;
  transition: var(--transition-smooth);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.01);
}

.service-card-japandi:hover {
  transform: translateY(-8px);
  border-color: var(--oak-warm);
  box-shadow: var(--shadow-diffuse);
}

.service-icon-japandi {
  font-size: 1.8rem;
  color: var(--terracotta);
  margin-bottom: 2.5rem;
  width: 60px;
  height: 60px;
  background: var(--japandi-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card-japandi h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
}

.service-card-japandi p {
  color: var(--japandi-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* Sériová výroba */
.b2b-japandi-banner {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--japandi-border);
  padding: 6rem;
  box-shadow: var(--shadow-diffuse);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 5rem;
  align-items: center;
}

.b2b-japandi-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.b2b-japandi-text p {
  color: var(--japandi-muted);
  font-size: 1.1rem;
  margin-bottom: 0;
}

.b2b-japandi-metrics {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border-left: 1px solid var(--japandi-border);
  padding-left: 4rem;
}

.metric-item-japandi h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--terracotta);
  line-height: 1;
}

.metric-item-japandi p {
  font-size: 0.9rem;
  color: var(--japandi-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

/* Elegant Spacious Japandi Gallery */
.gallery-tabs-japandi {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.gallery-tab-japandi {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--japandi-muted);
  background: transparent;
  border: none;
  border-bottom: 1px solid transparent;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.4s ease;
}

.gallery-tab-japandi:hover {
  color: var(--japandi-dark);
  border-bottom-color: var(--japandi-border);
}

.gallery-tab-japandi.active {
  color: var(--terracotta);
  border-bottom-color: var(--terracotta);
}

.gallery-grid-japandi {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 3.5rem;
  margin-bottom: 3rem;
}

.gallery-card-japandi {
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-diffuse);
  border: 1px solid var(--japandi-border);
  background: var(--white);
  padding: 10px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-card-japandi:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(77, 60, 50, 0.06);
  border-color: var(--terracotta);
}

.gallery-img-wrapper-japandi {
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-radius: 2px;
}

.gallery-img-wrapper-japandi img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-card-japandi:hover .gallery-img-wrapper-japandi img {
  transform: scale(1.04);
}

.gallery-info-japandi {
  padding: 1.5rem 0.5rem 0.5rem;
}

.gallery-info-japandi h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 1rem;
  color: var(--japandi-dark);
  margin-bottom: 0.3rem;
  transition: color 0.3s ease;
}

.gallery-card-japandi:hover .gallery-info-japandi h4 {
  color: var(--terracotta);
}

.gallery-info-japandi span {
  font-size: 0.85rem;
  color: var(--japandi-muted);
  font-weight: 300;
  display: block;
  line-height: 1.4;
}

/* Japandi Minimalist Lightbox Modal */
.lightbox-modal-japandi {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox-modal-japandi.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop-japandi {
  position: absolute;
  inset: 0;
  background: rgba(245, 236, 226, 0.95);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.lightbox-close-japandi {
  position: absolute;
  top: 2.5rem;
  right: 2.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--japandi-border);
  color: var(--japandi-dark);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.4s ease;
}

.lightbox-close-japandi:hover {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: var(--white);
  transform: rotate(90deg);
}

.lightbox-prev-japandi, .lightbox-next-japandi {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--japandi-border);
  color: var(--japandi-dark);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox-prev-japandi { left: 2.5rem; }
.lightbox-next-japandi { right: 2.5rem; }

.lightbox-prev-japandi:hover, .lightbox-next-japandi:hover {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: var(--white);
}

.lightbox-prev-japandi:hover { transform: translateY(-50%) translateX(-4px); }
.lightbox-next-japandi:hover { transform: translateY(-50%) translateX(4px); }

.lightbox-content-japandi {
  position: relative;
  max-width: 850px;
  width: calc(100% - 18rem);
  display: flex;
  flex-direction: column;
  z-index: 5;
  animation: lightbox-fade-japandi 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes lightbox-fade-japandi {
  from { opacity: 0; transform: scale(0.98) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.lightbox-img-wrapper-japandi {
  position: relative;
  width: 100%;
  max-height: 65vh;
  border-radius: 4px 4px 0 0;
  overflow: hidden;
  border: 1px solid var(--japandi-border);
  border-bottom: none;
  box-shadow: 0 20px 50px rgba(77, 60, 50, 0.08);
  background: #fbfaf9;
}

.lightbox-img-wrapper-japandi img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  max-height: 65vh;
}

.lightbox-caption-japandi {
  background: var(--white);
  border: 1px solid var(--japandi-border);
  border-top: none;
  border-radius: 0 0 4px 4px;
  padding: 2.5rem;
  color: var(--japandi-dark);
  position: relative;
  box-shadow: 0 10px 30px rgba(77, 60, 50, 0.04);
}

.lightbox-caption-japandi h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--terracotta);
  margin-bottom: 0.6rem;
}

.lightbox-caption-japandi p {
  font-size: 0.95rem;
  color: var(--japandi-muted);
  line-height: 1.6;
  font-weight: 300;
  padding-right: 6rem;
}

.lightbox-counter-japandi {
  position: absolute;
  bottom: 2.5rem;
  right: 2.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--terracotta);
  letter-spacing: 0.05em;
}

/* Wabi-Sabi Process Timeline */
.process-japandi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
  margin-top: 5rem;
}

.process-step-japandi {
  text-align: center;
  position: relative;
}

.process-step-japandi::after {
  content: '';
  position: absolute;
  top: 30px;
  left: 60%;
  width: 80%;
  height: 1px;
  background: var(--japandi-border);
}

.process-step-japandi:last-child::after {
  display: none;
}

.step-num-japandi {
  width: 60px;
  height: 60px;
  background: var(--white);
  border: 1px solid var(--japandi-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  color: var(--terracotta);
  transition: var(--transition-smooth);
}

.process-step-japandi:hover .step-num-japandi {
  border-color: var(--terracotta);
  box-shadow: 0 0 20px rgba(196, 124, 93, 0.15);
}

.process-step-japandi h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
}

.process-step-japandi p {
  color: var(--japandi-muted);
  font-size: 0.9rem;
  padding: 0 1rem;
}

/* Soft Warm Footer & Form */
.footer-japandi {
  background: #f5ece2; /* Darker warm sand washi */
  padding: 8rem 0 3rem;
  border-top: 1px solid var(--japandi-border);
}

.footer-japandi-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 8rem;
  margin-bottom: 5rem;
}

.footer-japandi-text h3 {
  font-size: 2.8rem;
  margin-bottom: 2rem;
}

.footer-japandi-text p {
  color: var(--japandi-muted);
  font-size: 1.1rem;
  margin-bottom: 3.5rem;
}

.footer-details-japandi {
  list-style: none;
}

.footer-details-japandi li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
  gap: 1.5rem;
}

.footer-details-japandi i {
  color: var(--terracotta);
  font-size: 1.1rem;
  margin-top: 5px;
}

.footer-details-japandi strong {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 1rem;
  color: var(--japandi-dark);
  margin-bottom: 0.3rem;
}

.footer-details-japandi span {
  color: var(--japandi-muted);
  font-size: 0.95rem;
}

.form-container-japandi {
  background: var(--white);
  border: 1px solid var(--japandi-border);
  border-radius: 8px;
  padding: 4rem;
  box-shadow: var(--shadow-diffuse);
}

.form-group-japandi {
  margin-bottom: 1.8rem;
}

.form-control-japandi {
  width: 100%;
  padding: 1.1rem;
  background: var(--japandi-bg);
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--japandi-dark);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control-japandi:focus {
  outline: none;
  border-color: var(--terracotta);
  background: var(--white);
}

.form-control-japandi::placeholder {
  color: var(--japandi-muted);
  opacity: 0.6;
}

.footer-bottom-japandi {
  text-align: center;
  padding-top: 3rem;
  border-top: 1px solid var(--japandi-border);
  color: var(--japandi-muted);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

/* Lazy loading scrolling reveals */
.reveal-japandi {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.6s cubic-bezier(0.16, 1, 0.3, 1), transform 1.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-japandi.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-japandi-grid { grid-template-columns: 1fr; gap: 4rem; text-align: center; }
  .hero-japandi-text p { margin: 0 auto 3.5rem; }
  .parallax-visual-container { height: 400px; }
  .img-hero-main { width: 100%; height: 100%; }
  .img-hero-secondary { display: none; }
  
  .about-japandi-grid { grid-template-columns: 1fr; gap: 4rem; }
  .about-japandi-visuals { display: none; }
  
  .b2b-japandi-banner { grid-template-columns: 1fr; gap: 3rem; padding: 3rem; }
  .b2b-japandi-metrics { border-left: none; padding-left: 0; flex-direction: row; justify-content: space-between; }
  
  .gallery-japandi-scene { grid-template-columns: 1fr; }
  .process-japandi-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .process-step-japandi::after { display: none; }
  
  .footer-japandi-grid { grid-template-columns: 1fr; gap: 4rem; }
  .form-container-japandi { padding: 3rem 2rem; }
}

@media (max-width: 768px) {
  .nav-links-japandi { display: none; }
  .hero-japandi-text h1 { font-size: 3.2rem; }
  .title-japandi { font-size: 2.2rem; }
  .process-japandi-grid { grid-template-columns: 1fr; }
}