:root {
  --color-ink: #2F554A;
  --color-text: rgba(0, 0, 0, 0.9);
  --color-cream: #F6F1E4;
  --color-mint: #D6FFC9;
  --color-bg: #FFFFFF;
  --font-base: 'Palanquin', sans-serif;
  --nav-height: 64px;
}

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

html, body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  font-size: 16px;
  line-height: 1.6;
  height: 100%;
  overflow: hidden;
}

h1, h2, h3 {
  color: var(--color-ink);
  font-weight: 300;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: 0.75rem;
}

a, button {
  color: var(--color-ink);
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 1px solid var(--color-mint);
  outline-offset: 3px;
  border-radius: 2px;
}

ul {
  list-style: none;
}

/* Navigation */
.topnav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: var(--color-bg);
  z-index: 100;
  opacity: 50%;
}

.topnav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 2rem;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-mark {
  height: 45px;
  width: auto;
  display: block;
}

.topnav-right {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.topnav-list {
  display: flex;
  justify-content: flex-end;
  gap: 2.5rem;
  height: 100%;
  align-items: center;
}

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
}

.dropdown-arrow {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform 0.2s ease;
}

.nav-dropdown-toggle[aria-expanded="true"] .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-subrow {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #FFFFFF;
  border-bottom: 0.5px solid rgba(47, 85, 74, 0.15);
  display: flex;
  justify-content: flex-end;
  gap: 2.5rem;
  padding: 0.9rem clamp(1.5rem, 6vw, 4rem);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-subrow.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-sublink {
  font-size: 0.9rem;
  font-weight: 500;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
}

.lang-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  color: rgba(0, 0, 0, 0.35);
  cursor: pointer;
  padding: 0;
}

.lang-btn.active {
  color: var(--color-ink);
  font-weight: 500;
}

.lang-divider {
  color: rgba(0, 0, 0, 0.25);
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 6px 2px;
  position: relative;
  background: none;
  border: none;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

.nav-icon {
  width: 20px;
  height: 20px;
  display: block;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 0.5px;
  background: var(--color-ink);
  transition: right 0.3s ease;
}

.nav-link.active {
  color: var(--color-ink);
}

.nav-link.active::after {
  right: 0;
}

/* Sections */
main {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.panel {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 2rem) clamp(1.5rem, 6vw, 4rem) 2rem;
  background-color: var(--color-bg);
  background-image: url('img/section-bg.jpg');
  background-size: cover;
  background-position: bottom right;
  background-repeat: no-repeat;
  visibility: hidden;
  will-change: transform, opacity;
}

.panel.is-initial {
  visibility: visible;
  z-index: 2;
}

#hero {
  background-image: url('img/hero-bg.jpg');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
}

.panel-inner {
  width: 100%;
  max-width: 900px;
  margin-bottom: -10vh;
}

#projekt-1 .panel-inner,
#projekt-2 .panel-inner,
#projekt-3 .panel-inner {
  margin-bottom: 0;
}

.positioning {
  margin-top: 0.5rem;
  font-size: 1.3rem;
  font-weight: 600;
  background: var(--color-ink);
  color: #FFFFFF;
  display: inline-block;
  padding: 0.2em 1em;
  box-sizing: border-box;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.positioning.is-visible {
  opacity: 1;
}

/* Carousel */
.carousel {
  margin-top: 2rem;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: 8px;
}

.carousel-track {
  display: flex;
}

.carousel-slide {
  flex: 0 0 100%;
}

.slide-layout {
  display: flex;
  gap: 12px;
  height: 60vh;
}

.slide-layout--3 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.slide-layout--3 .slide-img:nth-child(1) {
  grid-column: 1;
  grid-row: 1 / 3;
}

.slide-layout--3 .slide-img:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.slide-layout--3 .slide-img:nth-child(3) {
  grid-column: 2;
  grid-row: 2;
}

.slide-img {
  flex: 1;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  border-radius: 8px;
  object-fit: cover;
  object-position: center;
  display: block;
  cursor: zoom-in;
}

.slide-img--contain {
  object-fit: contain;
}

.slide-layout--3 .img-placeholder:nth-child(1) {
  grid-column: 1;
  grid-row: 1 / 3;
}

.slide-layout--3 .img-placeholder:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.slide-layout--3 .img-placeholder:nth-child(3) {
  grid-column: 2;
  grid-row: 2;
}

.img-placeholder {
  flex: 1;
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  border-radius: 8px;
  border: 0.5px solid rgba(47, 85, 74, 0.2);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 1rem;
}

.carousel-caption {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  text-align: center;
  min-height: 1.6em;
}

.carousel-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(47, 85, 74, 0.25);
  padding: 0;
  cursor: pointer;
}

.carousel-dots button.active {
  background: var(--color-ink);
}

/* Skills */
.skills-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  max-width: 760px;
}

.skills-group h3,
.skills-tools h3 {
  font-size: 1.4rem;
  font-weight: 300;
  margin-bottom: 0.6rem;
}

.skills-group ul {
  list-style: none;
}

.skills-group li {
  font-size: 0.95rem;
  line-height: 1.8;
}

.skills-tools {
  margin-top: 2.5rem;
  max-width: 760px;
  padding-top: 1.5rem;
  border-top: 0.5px solid var(--color-ink);
}

.skills-tools-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.tool-chip {
  position: relative;
  height: 38px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

.tool-chip-layer {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  white-space: nowrap;
  padding: 0 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  transition: transform 0.5s cubic-bezier(.4, 0, .2, 1), opacity 0.5s ease;
}

.tool-chip-front {
  background: var(--color-mint);
  color: var(--color-ink);
  z-index: 2;
}

.tool-chip-back {
  background: var(--color-ink);
  color: var(--color-mint);
  font-size: 0.85rem;
  transform: translateY(5px) scale(0.97);
  z-index: 1;
}

.tool-chip.is-flipped .tool-chip-front {
  transform: translateY(14px) scale(0.95);
  opacity: 0;
  z-index: 1;
}

.tool-chip.is-flipped .tool-chip-back {
  transform: translateY(0) scale(1);
  z-index: 2;
}

.copy-toast {
  position: fixed;
  bottom: calc(2rem + 64px + 1rem);
  right: clamp(1.5rem, 6vw, 4rem);
  background: var(--color-ink);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  z-index: 200;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.copy-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fab-contact {
  position: fixed;
  bottom: 2rem;
  right: clamp(1.5rem, 6vw, 4rem);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-ink);
  color: #FFFFFF;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 150;
  box-shadow: 0 4px 16px rgba(47, 85, 74, 0.35);
}

.fab-contact .nav-icon {
  width: 24px;
  height: 24px;
}

.fab-contact:focus-visible {
  outline: 2px solid var(--color-mint);
  outline-offset: 3px;
}

.faq-list {
  margin-top: 2rem;
  max-width: 700px;
}

.faq-item {
  border-top: 0.5px solid rgba(47, 85, 74, 0.2);
}

.faq-item:last-child {
  border-bottom: 0.5px solid rgba(47, 85, 74, 0.2);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-ink);
  text-align: left;
  cursor: pointer;
  padding: 1rem 0;
}

.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-question[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  font-size: 0.95rem;
  line-height: 1.7;
  padding-bottom: 1.25rem;
}

.faq-p-tight {
  margin-top: -0.625rem;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(20, 30, 26, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 6vw, 4rem);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease;
}

.lightbox.is-visible {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 4px;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: clamp(1.5rem, 6vw, 4rem);
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
}

.lightbox-close:focus-visible {
  outline: 1px solid var(--color-mint);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .topnav-list {
    gap: 1.2rem;
  }
  .nav-link {
    font-size: 0.8rem;
  }
}

.scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow {
  display: block;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--color-mint);
  border-bottom: 2px solid var(--color-mint);
  transform: rotate(45deg);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

.hero-title-text.typing-cursor::after {
  content: '|';
  display: inline-block;
  margin-left: 2px;
  color: var(--color-ink);
  animation: blinkCursor 0.8s step-end infinite;
}

@keyframes blinkCursor {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-hint {
    animation: none;
  }
  .hero-title-text.typing-cursor::after {
    animation: none;
  }
}