/* ----------------------
   DESIGN TOKENS
   (Design tokens are now in design-system.css)
---------------------- */
/* Using design system tokens - see design-system.css */

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

html{ 
  height:100%; 
  overflow-x: hidden;
}

body{ 
  margin:0; 
  padding:0;
  background:var(--bg-primary); 
  color:var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 400;
  line-height: var(--line-height-normal);
  letter-spacing: var(--letter-spacing-normal);
  overflow-x: hidden;
  overflow-y: auto;
  height: 100%;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
}

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

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

p{
  margin-top: -11px;
  margin-bottom: -11px;
  padding-left: 5px;
  padding-right: 5px;
}

.container{ 
  max-width:var(--container-max); 
  margin-inline:auto; 
  padding-inline:var(--container-padding); 
}

/* full-height sections with scroll snap */
.section{ 
  min-height:100svh; 
  position:relative;
  z-index:1;
  scroll-snap-align: center;
  scroll-snap-stop: always;
}


.brand-logo{
  height:56px;
  width:auto;
  display:block;
}

.icon-logo{
  height:16px;
  width:16px;
  display:inline-block;
  vertical-align:middle;
}

/* Language Toggle */
.language-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
}

.lang-btn {
  padding: var(--space-xs) var(--space-sm);
  background: transparent;
  border: 1px solid var(--text-primary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.lang-btn:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

/* ----------------------
   S1: HEADER + HERO (LEFT aligned title)
---------------------- */
/* Measurement marks overlay */
.measurement-marks{
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.measurement-marks.visible{
  opacity: 1;
}

.measurement-mark{
  position: absolute;
  background: #000;
  z-index: 10000;
}

/* Top edge marks - L-shape pointing down */
.measurement-mark.top{
  top: 0;
  width: 1px;
  height: 15px;
  transform: translateX(-50%);
}

/* Bottom edge marks - L-shape pointing up */
.measurement-mark.bottom{
  bottom: 0;
  width: 1px;
  height: 15px;
  transform: translateX(-50%);
}

/* Left edge marks - L-shape pointing right */
.measurement-mark.left{
  left: 0;
  width: 15px;
  height: 1px;
  transform: translateY(-50%);
}

/* Right edge marks - L-shape pointing left */
.measurement-mark.right{
  right: 0;
  width: 15px;
  height: 1px;
  transform: translateY(-50%);
}

.s1{ 
  background:var(--bg-primary); 
  z-index:10;
  position: relative;
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath d='M12 4v16M12 20l-6-6M12 20l6-6' stroke='%23000' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 12 6, pointer;
}

/* Logo background element - fixed position, constrained to viewport */
.s1::after{
  content:""; 
  position:absolute; 
  top: 50%;
  left: 50%;
  width: min(65vh, 100vw);
  height: min(65vh, 100vh);
  transform: translate(calc(-50% + clamp(-50vw, 320px, 50vw)), calc(-50% + clamp(-50vh, -20px, 50vh))) rotate(-3deg);
  background-image: var(--logo-bg-url, url('../assets/Leo Logo.svg'));
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  z-index: 0;
  pointer-events:none;
  opacity: 0.3;
  filter: brightness(0) saturate(100%) invert(63%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(0.8);
}

.hero.container{ 
  min-height:100svh; 
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
  max-width: none;
  margin-left: 0;
  margin-right: auto;
  padding-left: 60px;
  padding-right: var(--container-padding);
  padding-top: var(--container-padding);
  padding-bottom: var(--container-padding);
  text-align:left;
  position: relative;
  z-index: 1;
}

.hero-main{
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 100%;
  overflow: visible;
  position: relative;
  /* Don't let absolutely positioned children affect size */
  contain: layout style;
  /* Ensure fixed height based on spacer only */
  min-height: fit-content;
  height: auto;
}

/* Reserve space for reveal text - THIS is what calculates layout, not the actual text element */
.hero-main::after{
  content: "" !important;
  display: block !important;
  height: calc(calc(var(--font-size-sm) * 0.75) * 1.2 * 4) !important;
  width: 100% !important;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
  order: 999 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  box-sizing: border-box !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  position: static !important;
}

.hero-header{
  display:flex;
  align-items:baseline;
  gap:var(--space-md);
  margin-bottom: 0; /* Drastically reduced spacing */
}

.hero h1{ 
  font-size:var(--font-size-hero); 
  font-weight:var(--font-weight-bold);
  line-height:var(--line-height-tight); 
  margin:0;
  padding:0;
  letter-spacing: var(--letter-spacing-close);
  text-align:left;
}

.hero-header .brand-logo{
  height:calc(var(--font-size-hero) * var(--line-height-tight));
  width:auto;
  flex-shrink:0;
  object-fit:contain;
  align-self:baseline;
}

.hero > p{ 
  margin:0; 
  margin-left: 60px; /* Move subtitle 60px more to the right than title */
  padding-left: 3px;
  padding-right: 3px;
  color:var(--text-muted); 
  font-size:var(--font-size-sm);
  text-align:left;
}

.hero .arrow{ 
  display:none;
}

.hero-text-reveal{
  /* Positioned relative to .hero.container, not .hero-main */
  position: absolute;
  top: calc(100% + var(--space-sm));
  left: 60px; /* Moved more to the right (was 40px) */
  right: var(--container-padding);
  width: auto;
  height: calc(calc(var(--font-size-sm) * 0.75) * 1.2 * 4);
  max-height: calc(calc(var(--font-size-sm) * 0.75) * 1.2 * 4);
  min-height: calc(calc(var(--font-size-sm) * 0.75) * 1.2 * 4);
  margin: 0;
  padding: 0;
  color: var(--text-muted);
  font-size: calc(var(--font-size-sm) * 0.75);
  line-height: 1.2;
  text-align: left;
  overflow: hidden;
  pointer-events: none;
  box-sizing: border-box;
  display: block;
  visibility: visible;
  opacity: 1;
  contain: strict;
  will-change: opacity, filter;
  transform: translateZ(0);
  isolation: isolate;
}

/* Responsive: Adjust for mobile */
@media (max-width: 900px){
  .hero.container{
    padding-left: 20px;
  }
  
  .hero > p{
    margin-left: 20px;
  }
  
  .hero-text-reveal{
    max-width: 100%;
    text-align: left !important;
    left: 20px;
  }
  
  /* Center background logo on mobile */
  .s1::after{
    width: min(50vh, 100vw);
    height: min(50vh, 100vh);
    transform: translate(-50%, -50%) rotate(-3deg);
  }
}

/* ----------------------
   S2: LEISTUNGEN — centered list + large preview + CROSS‑HATCHED BG
---------------------- */
.services{
  background:var(--bg-secondary); 
  overflow:visible;
  z-index:2;
  position: relative;
}

/* Full height container for services */
.services > .container{ 
  min-height:100svh; 
  display:flex;
  flex-direction:column;
  position:relative;
  z-index:1;
  overflow: visible;
}

/* Grid texture: vertical and horizontal lines - bigger */
.services::before{
  content:""; 
  position:absolute; 
  inset:0; 
  z-index:0;
  background:
    repeating-linear-gradient(90deg, transparent 0 19px, rgba(0,0,0,.03) 19px 20px),  /* vertical lines */
    repeating-linear-gradient(0deg, transparent 0 19px, rgba(0,0,0,.03) 19px 20px);   /* horizontal lines */
  pointer-events:none;
}

/* Logo background element - integrated like project arrows */
.services::after{
  display: none;
}

.section-title{ 
  font-size: 32px; 
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-normal); 
  color: var(--text-primary); 
  display:flex; 
  align-items:center; 
  gap:var(--space-md); 
  margin:0;
  padding-top: 20px;
  padding-right: var(--container-padding);
  padding-bottom: 20px;
  padding-left: 20px;
  position:sticky;
  top:20px;
  /* Make title full-bleed to viewport so content can sit exactly 20px from page edge */
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  background: transparent;
  z-index:100; 
  height: var(--header-height);
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  margin-bottom:0;
  will-change: transform;
  transition: color var(--transition-fast);
  position: relative; /* For corner cross positioning */
  cursor: pointer; /* Make it clear it's clickable */
  isolation: isolate; /* Create new stacking context to ensure hover works */
  outline: none; /* Remove focus outline that might interfere */
  -webkit-tap-highlight-color: transparent; /* Remove mobile tap highlight */
}

/* Ensure hover works even after click/focus */
.section-title:focus,
.section-title:active,
.section-title:focus-visible {
  outline: none;
  pointer-events: auto;
}

/* Title text wrapper - will rotate up on hover */
.section-title .title-text {
  display: inline-block;
  position: relative;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
  transform-origin: center bottom;
  backface-visibility: hidden;
  overflow: visible; /* Allow text to display fully */
  height: auto; /* Let text determine its own height */
  line-height: 1.2; /* Maintain proper line height */
  pointer-events: auto; /* Ensure text area is hoverable */
  z-index: 1; /* Ensure it's above the arrow when visible */
  vertical-align: middle; /* Align with logo */
}

/* Arrow that appears on hover - points to logo (positioned on section-title so it doesn't rotate) */
.section-title::after {
  content: "←";
  position: absolute;
  left: calc(20px + 32px + 16px); /* padding-left (20px) + logo width (32px) + gap (16px) */
  top: 50%;
  transform: translateY(-50%) translateX(-10px);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  pointer-events: none; /* Arrow doesn't block hover - important! */
  font-size: 32px;
  line-height: 1;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  z-index: 2; /* Above text when visible */
  visibility: hidden;
}

/* Hover state - text rotates up, arrow appears */
.section-title:hover .title-text {
  transform: rotateX(90deg);
  opacity: 0;
  visibility: hidden;
}

.section-title:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}


/* Ensure section titles don't overlap with next section */
.services .section-title{
  background: transparent;
  top: 20px;
  position: sticky;
}

.projects .section-title{
  background: transparent;
  top: 20px;
  position: sticky;
}

/* More specific hover rules for nested section titles */
.services .section-title:hover .title-text,
.projects .section-title:hover .title-text,
.projects-list .section-title:hover .title-text {
  transform: rotateX(90deg);
  opacity: 0;
  visibility: hidden;
}

.services .section-title:hover::after,
.projects .section-title:hover::after,
.projects-list .section-title:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* Ensure hover works even after focus/active states */
.services .section-title:focus:hover .title-text,
.projects .section-title:focus:hover .title-text,
.projects-list .section-title:focus:hover .title-text,
.services .section-title:active:hover .title-text,
.projects .section-title:active:hover .title-text,
.projects-list .section-title:active:hover .title-text {
  transform: rotateX(90deg);
  opacity: 0;
  visibility: hidden;
}

.services .section-title:focus:hover::after,
.projects .section-title:focus:hover::after,
.projects-list .section-title:focus:hover::after,
.services .section-title:active:hover::after,
.projects .section-title:active:hover::after,
.projects-list .section-title:active:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* Prevent section titles from overlapping when sticky */
.services > .container,
.projects > .container {
  position: relative;
  z-index: 1;
}

.section-title .icon-logo{ 
  height:32px; 
  width:32px; 
  cursor: pointer;
  pointer-events: auto; /* Ensure logo is hoverable */
  position: relative;
  z-index: 1; /* Ensure logo is above background elements */
}

/* Layout: Menu on left, gallery on right */
.services-inner{ 
  position:relative; 
  z-index:0; /* Lower than title (z-index: 100) to prevent overlap */
  display:grid; 
  grid-template-columns: minmax(450px, 450px) minmax(0, 1fr); 
  gap: var(--gap-lg); 
  align-items:center;
  flex:1;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  width: 100vw;
  max-width: 100vw;
  box-sizing: border-box;
}

.services-list{ 
  align-self:center; 
  z-index:1;
  padding-left: 0;
  padding-right: 20px;
  padding-top: 0;
  padding-bottom: 0;
  position: relative;
  transition: transform 0.3s ease;
  will-change: transform;
  max-width: 100%;
  box-sizing: border-box;
  overflow: visible;
  margin: -35px auto 0 60px;
  width: 100%;
}

.services-list ul{ 
  list-style:none; 
  padding:0; 
  margin:0; 
}

.services-list li{ 
  display:flex; 
  align-items:center; 
  padding:.25rem 0; 
  padding-left: calc(24px / 2 + 4px); /* Indent to clear corner cross */
  cursor:pointer; 
  user-select:none; 
  color: #a0a0a0; 
  font-weight:var(--font-weight-bold); 
  font-size: 32px; 
  letter-spacing:var(--letter-spacing-normal); 
  transition: color var(--transition-fast);
  position: relative; /* For corner cross positioning */
}

.services-list li .plus{ 
  font-size:var(--font-size-md); 
  line-height:1; 
  color: #a0a0a0; 
  font-weight:var(--font-weight-bold); 
  width:var(--space-md); 
  text-align:center; 
}

.services-list li.active, 
.services-list li:hover{ 
  color:var(--text-primary); 
}

.services-list li.active .plus, 
.services-list li:hover .plus{ 
  color:var(--text-primary); 
}

/* Corner cross for service list items - top left only (same as project slides) */
.services-list li::before,
.services-list li::after{
  content: "";
  position: absolute;
  background: #a0a0a0; /* Match default text color */
  pointer-events: none;
  transition: background var(--transition-fast); /* Match text transition */
}

.services-list li::before{
  width: 3px; /* Stroke */
  height: 16px; /* Smaller corner size */
  top: -2px; /* Move up to align with text baseline */
  left: 0; /* Align to visual start of text (after padding-left) */
}

.services-list li::after{
  height: 3px; /* Stroke */
  width: 16px; /* Smaller corner size */
  top: -2px; /* Move up to align with text baseline */
  left: 0; /* Align to visual start of text (after padding-left) */
}

/* Align bars to form perfect cross - centers intersect at (8px, 8px) */
.services-list li::before{
  left: 6.5px; /* (16px - 3px) / 2 = 6.5px, so center is at 6.5px + 1.5px = 8px */
  top: -2px; /* Move up to align with text baseline */
}

.services-list li::after{
  left: 0; /* Bar goes from 0 to 16px, center at 8px */
  top: 4.5px; /* Adjusted to align with text baseline (6.5px - 2px) */
}

/* Corner crosses change color on hover/active to match text */
.services-list li.active::before,
.services-list li.active::after,
.services-list li:hover::before,
.services-list li:hover::after{
  background: var(--text-primary); /* Match active/hover text color */
}

/* PREVIEW: on the right side */
.preview-wrap{ 
  position:relative; 
  z-index:1; 
  align-self:flex-start; /* Changed from center to flex-start to move up */
  margin-top: 40px; /* Reduced from 80px - smaller spacing */
  transition: transform 0.3s ease;
  will-change: transform;
  overflow: visible; /* Allow caption overflow */
  display: block;
  padding: 0 20px;
  max-width: 100%;
  box-sizing: border-box;
  margin-left: 10px;
  width: 100%;
  /* Fixed height: enough space for frame + caption */
  height: 600px; /* Fixed height to prevent jumping */
}

.preview-frame{ 
  position:absolute; 
  /* Position will be set by JavaScript for accurate positioning */
  /* Fallback: position at 40% */
  top: 40%;
  transform: translateY(-50%);
  width:90%; 
  max-width: 90%;
  aspect-ratio: 16/9; 
  box-sizing: border-box;
  margin-left: 0;
  margin-right: auto;
  /* Frame position is fixed and independent of caption */
}

.preview-stage{ 
  position:absolute; 
  inset:0; 
  border: var(--border-width) solid var(--border-color); 
  background:var(--bg-tertiary); 
  overflow:hidden; 
}

/* CORNER OVERLAY - separate layer on top */
.corner-overlay{
  position:absolute;
  inset:0;
  z-index:10;
  pointer-events:none;
}

/* CORNER CROSSES — visible on top */
.corner{ 
  position:absolute; 
  width:24px; 
  height:24px; 
  pointer-events:none; 
}

.corner::before, 
.corner::after{ 
  content:""; 
  position:absolute; 
  background:var(--stroke); 
}

.corner::before{ 
  width:var(--corner-stroke); 
  height:var(--corner-size); 
}

.corner::after{ 
  height:var(--corner-stroke); 
  width:var(--corner-size); 
}

/* place corners OUTSIDE the frame */
.corner.tl{ 
  top:var(--corner-offset); 
  left:var(--corner-offset); 
}
.corner.tr{ 
  top:var(--corner-offset); 
  right:var(--corner-offset); 
}
.corner.bl{ 
  bottom:var(--corner-offset); 
  left:var(--corner-offset); 
}
.corner.br{ 
  bottom:var(--corner-offset); 
  right:var(--corner-offset); 
}

/* align bars to center of corners */
.corner.tl::before, 
.corner.bl::before{ 
  left:11px; 
}
.corner.tr::before, 
.corner.br::before{ 
  right:11px; 
}
.corner.tl::after, 
.corner.tr::after{ 
  top:11px; 
}
.corner.bl::after, 
.corner.br::after{ 
  bottom:11px; 
}

.preview-stage img{ 
  position:absolute; 
  inset:0; 
  width:100%; 
  height:100%; 
  object-fit:cover; 
  opacity:0; 
  transition: opacity var(--transition-base); 
}

.preview-stage img.active{ 
  opacity:1; 
}

/* Shared text reveal styling (Leistungen caption + hero text) - IDENTICAL STYLING */
.preview-caption,
/* Duplicate removed - see .hero-text-reveal rule above */

.preview-caption{ 
  position: absolute;
  /* Position will be set by JavaScript for accurate placement below frame */
  /* Fallback: position below estimated frame position */
  top: calc(50% + 30vh + var(--space-md));
  left: 20px; /* Match padding */
  right: 20px;
  text-align: left;
  padding: var(--space-md) 0 0 0 !important;
  width: 90%; /* Match frame width */
  max-width: 90%;
  font-weight: 500 !important; /* Thicker text */
  box-sizing: border-box;
  /* Caption positioned below frame with fixed offset - doesn't affect frame position */
}

/* Scroll Reveal Animation Styles */
.scroll-reveal {
  margin: 0 !important;
}

.scroll-reveal-text {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  font-weight: 400;
}

.scroll-reveal {
  transform-origin: 0% 50%;
}

.scroll-reveal .word {
  display: inline-block;
  opacity: 0.1;
  filter: blur(10px);
  will-change: opacity, filter;
}

/* ----------------------
   S3: PROJEKTE SLIDER — vertically centered
---------------------- */
.projects{ 
  background:var(--bg-primary); 
  display:block;
  position: relative;
  overflow: visible;
  z-index:3;
  position: relative;
}

/* Grid texture: dotted pattern */
.projects::before{
  content:""; 
  position:absolute; 
  inset:0; 
  z-index:0;
  background-image: 
    radial-gradient(circle, rgba(0,0,0,.03) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events:none;
}

/* Logo background element - integrated like project arrows */
.projects::after{
  content:""; 
  position:absolute; 
  top: 50%;
  left: 50%;
  width: 65vh;
  height: 65vh;
  transform: translate(-50%, -50%) rotate(5deg);
  background-image: var(--logo-bg-url, url('../assets/Leo Logo.svg'));
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  z-index: 0;
  pointer-events:none;
  opacity: 0;
  filter: brightness(0) saturate(100%) invert(63%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(0.8);
}

.projects .container{ 
  min-height:100svh; 
  position:relative;
  z-index:1;
}

.projects .section-title {
  background: transparent;
}

.slider{ 
  position:absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  overflow:visible; 
  display:flex;
  align-items:center;
  justify-content:center;
}

.slider-viewport{ 
  width:100%; 
  display:flex; 
  justify-content:flex-start; 
  overflow:hidden;
}

.slider-track{ 
  display:flex; 
  gap:var(--gap-lg); 
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); 
  will-change: transform; 
}

.slide{
  flex-shrink: 0;
  width:min(38vw, 480px); 
  position:relative;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.slide-image-frame{
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
}

.slide-image-wrapper{
  position: absolute;
  inset: 0;
  overflow: hidden;
  border: var(--border-width) solid var(--border-color);
}

.slide img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Shared caption styling (index slider + projects list) */
.slide-title,
.project-link h3{
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  padding: var(--space-md) var(--space-md) 0;
  margin: 0;
  text-align: left;
  background: transparent;
  color: var(--text-primary);
  line-height: var(--line-height-normal);
}

.slide-title .project-category,
.project-link h3 .project-category{
  font-weight: var(--font-weight-light);
}

/* Corner crosses for project slides */
.slide-corner-overlay{
  position: absolute;
  inset: 0;
  z-index: 10;
  pointer-events: none;
}

.slide-corner{
  position: absolute;
  width: 24px;
  height: 24px;
  pointer-events: none;
}

.slide-corner::before,
.slide-corner::after{
  content: "";
  position: absolute;
  background: var(--stroke);
}

.slide-corner::before{
  width: var(--corner-stroke);
  height: var(--corner-size);
}

.slide-corner::after{
  height: var(--corner-stroke);
  width: var(--corner-size);
}

/* Position slide corners outside the image - but clip to slide bounds */

/* Hide corner crosses by default, only show on visible slides */
.slide-corner-overlay{
  opacity: 0;
  transition: opacity var(--transition-base);
}

.slide.active .slide-corner-overlay{
  opacity: 1;
}

.slide-corner.tl{
  top: var(--corner-offset);
  left: var(--corner-offset);
}
.slide-corner.tr{
  top: var(--corner-offset);
  right: var(--corner-offset);
}
.slide-corner.bl{
  bottom: var(--corner-offset);
  left: var(--corner-offset);
}
.slide-corner.br{
  bottom: var(--corner-offset);
  right: var(--corner-offset);
}

/* Align bars to center of corners */
.slide-corner.tl::before,
.slide-corner.bl::before{
  left: 11px;
}
.slide-corner.tr::before,
.slide-corner.br::before{
  right: 11px;
}
.slide-corner.tl::after,
.slide-corner.tr::after{
  top: 11px;
}
.slide-corner.bl::after,
.slide-corner.br::after{
  bottom: 11px;
}

.slider-controls{ 
  position:absolute; 
  inset:0; 
  display:flex; 
  align-items:center; 
  justify-content:space-between; 
  pointer-events:none; 
}

.slider-btn{ 
  pointer-events:auto; 
  width:80px; 
  height:80px; 
  border:none; 
  background:transparent; 
  position:absolute;
  display:flex; 
  align-items:center;
  justify-content:center;
  cursor:pointer;
  top: 50%;
  transform: translateY(-50%);
}

.slider-btn[data-dir="-1"] {
  left: -60px;
}

.slider-btn[data-dir="1"] {
  right: -60px;
}

/* From Uiverse.io by Nawsome */ 
.arrow {
  cursor: pointer;
  height: 90px;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  transition: transform 0.1s;
  width: 80px;
}

.arrow-top, .arrow-bottom {
  background-color: #d0d0d0;
  height: 6px;
  left: -5px;
  position: absolute;
  top: 50%;
  width: 100%;
}

.arrow-top:after, .arrow-bottom:after {
  background-color: #c5c5c5;
  content: "";
  height: 100%;
  position: absolute;
  top: 0;
  transition: all 0.15s;
}

.arrow-top {
  transform: rotate(45deg);
  transform-origin: bottom right;
}

.arrow-top:after {
  left: 100%;
  right: 0;
  transition-delay: 0s;
}

.arrow-bottom {
  transform: rotate(-45deg);
  transform-origin: top right;
}

.arrow-bottom:after {
  left: 0;
  right: 100%;
  transition-delay: 0.15s;
}

.arrow:hover .arrow-top:after {
  left: 0;
  transition-delay: 0.15s;
}

.arrow:hover .arrow-bottom:after {
  right: 0;
  transition-delay: 0s;
}

.arrow:active {
  transform: translateX(-50%) translateY(-50%) scale(0.9);
}

/* Flip left arrow 180 degrees to point left (outward) */
.slider-btn[data-dir="-1"] .arrow {
  transform: translateX(-50%) translateY(-50%) rotate(180deg);
}

.slider-btn[data-dir="-1"] .arrow:active {
  transform: translateX(-50%) translateY(-50%) rotate(180deg) scale(0.9);
}

.projects .foot{ 
  position: absolute;
  bottom: 20px;
  right: 0;
  padding-right: 20px;
  margin-right: calc(50% - 50vw);
  color:var(--text-primary); 
  font-size:var(--font-size-md);
  font-weight:var(--font-weight-medium);
  z-index: 5;
}

.projects .foot a {
  color:var(--text-primary);
  text-decoration:none;
  transition: opacity var(--transition-base);
}

.projects .foot a:hover {
  opacity: 0.7;
}

/* ----------------------
   PROJECTS LIST PAGE
---------------------- */
.projects-list {
  min-height: 100svh;
  background: var(--bg-primary);
  position: relative;
  overflow: visible;
  z-index: 2;
}

/* Grid texture: vertical and horizontal lines - same as services */
.projects-list::before{
  content:""; 
  position:absolute; 
  inset:0; 
  z-index:0;
  background:
    repeating-linear-gradient(90deg, transparent 0 19px, rgba(0,0,0,.03) 19px 20px),  /* vertical lines */
    repeating-linear-gradient(0deg, transparent 0 19px, rgba(0,0,0,.03) 19px 20px);   /* horizontal lines */
  pointer-events:none;
}

.projects-list .container {
  position: relative;
  padding-top: 0;
  padding-bottom: 0;
  margin-top: 0px;
  z-index: 1;
}

.projects-list .section-title {
  background: transparent;
  top: 20px;
  padding-top: 20px;
  padding-left: 20px;
  padding-right: var(--container-padding);
  padding-bottom: 20px;
  position: sticky;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  z-index: 50;
}


.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--gap-lg);
  margin-top: var(--space-xl);
}

/* 3-column layout variant (toggled with 'p' key) */
.projects-grid.three-columns {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.projects-grid.three-columns .project-image-wrapper {
  width: 100%;
  max-width: 100%;
  padding: 15px;
}

.projects-grid.three-columns .project-corner-overlay {
  inset: 15px;
}

.project-card {
  position: relative;
  background: transparent;
  opacity: 1;
  transition: opacity var(--transition-base);
  width: 100%;
  overflow: hidden;
}

.project-card.hidden {
  opacity: 0;
  pointer-events: none;
  position: absolute;
  visibility: hidden;
}

.project-image-wrapper {
  position: relative;
  width: min(38vw, 480px);
  aspect-ratio: 4 / 3;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  box-sizing: border-box;
}

.project-corner-overlay {
  position: absolute;
  inset: 20px;
  z-index: 10;
  pointer-events: none;
}

.project-card .project-corner {
  position: absolute;
  width: var(--corner-size);
  height: var(--corner-size);
  pointer-events: none;
}

.project-card .project-corner::before,
.project-card .project-corner::after {
  content: "";
  position: absolute;
  background: var(--stroke);
}

.project-card .project-corner::before {
  width: var(--corner-stroke);
  height: var(--corner-size);
}

.project-card .project-corner::after {
  height: var(--corner-stroke);
  width: var(--corner-size);
}

/* Position project corners outside the image (like landing page slider) */
.project-card .project-corner.tl {
  top: var(--corner-offset);
  left: var(--corner-offset);
}

.project-card .project-corner.tr {
  top: var(--corner-offset);
  right: var(--corner-offset);
}

.project-card .project-corner.bl {
  bottom: var(--corner-offset);
  left: var(--corner-offset);
}

.project-card .project-corner.br {
  bottom: var(--corner-offset);
  right: var(--corner-offset);
}

/* Align bars to center of corners */
.project-card .project-corner.tl::before,
.project-card .project-corner.bl::before {
  left: 11px;
}

.project-card .project-corner.tr::before,
.project-card .project-corner.br::before {
  right: 11px;
}

.project-card .project-corner.tl::after,
.project-card .project-corner.tr::after {
  top: 11px;
}

.project-card .project-corner.bl::after,
.project-card .project-corner.br::after {
  bottom: 11px;
}

.project-link {
  display: block;
  color: var(--text-primary);
  text-decoration: none;
  transition: opacity var(--transition-base);
}

.project-link:hover {
  opacity: 0.9;
}

.project-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: var(--border-width) solid var(--border-color);
}

/* (caption styling is shared above with .slide-title) */

.back-link {
  position: sticky;
  bottom: 20px;
  right: 0;
  padding-right: 20px;
  margin-right: calc(50% - 50vw);
  margin-top: var(--space-2xl);
  text-align: right;
  color: var(--text-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  z-index: 5;
}

.back-link a {
  color: var(--text-primary);
  text-decoration: none;
  transition: opacity var(--transition-base);
}

.back-link a:hover {
  opacity: 0.7;
}

@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
  }
  
  /* Make images much bigger on mobile, text stays as is */
  .project-image-wrapper {
    width: min(85vw, 600px);
    padding: 20px;
  }
}

/* ----------------------
   S4: CONTACT — 35% height; cross at top‑left of heading
---------------------- */
.contact{ 
  background:var(--bg-secondary); 
  min-height: 35svh;
  padding-block: var(--space-xl) 50px; 
  text-align:center;
  position:relative;
  z-index:4;
}

.contact .container{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 25svh;
  position: relative;
  padding: var(--space-md) 0;
}

.contact h2{ 
  position:relative; 
  display:inline-block; 
  font-size: 32px; 
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--space-md); 
  letter-spacing: var(--letter-spacing-normal);
  color: var(--text-primary);
  transition: color var(--transition-fast);
  /* Keep centered - cross is positioned on the text content */
}

.contact-title-text {
  display: inline-block;
  position: relative;
  padding-left: calc(24px / 2 + 4px); /* Indent to clear corner cross (same as slide titles) */
  margin-left: calc(-1 * (24px / 2 + 4px)); /* Negative margin to keep text visually centered */
}

/* Corner cross for contact title - top left only (same as project slides, thicker and closer) */
.contact-title-text::before, 
.contact-title-text::after{ 
  content:""; 
  position:absolute; 
  background:var(--stroke); 
  pointer-events: none;
}

.contact-title-text::before{ 
  width: 3px; /* Stroke */
  height: 16px; /* Smaller corner size */
  top: 0; /* Start from top */
  left: 0; /* Start at left edge of text content (padding-left creates the space) */
}

.contact-title-text::after{ 
  height: 3px; /* Stroke */
  width: 16px; /* Smaller corner size */
  top: 0; /* Start from top */
  left: 0; /* Start at left edge of text content */
}

/* Align bars to form perfect cross - centers intersect at (8px, 8px) */
.contact-title-text::before{
  left: 6.5px; /* (16px - 3px) / 2 = 6.5px, so center is at 6.5px + 1.5px = 8px */
  top: 0; /* Bar goes from 0 to 16px, center at 8px */
}

.contact-title-text::after{
  left: 0; /* Bar goes from 0 to 16px, center at 8px */
  top: 6.5px; /* (16px - 3px) / 2 = 6.5px, so center is at 6.5px + 1.5px = 8px */
}

/* Contact info in corners */
.contact-info-corner{
  position: absolute;
  color: var(--text-primary);
  line-height: var(--line-height-normal);
}

.contact-info-left{
  bottom: 0;
  left: 0;
  text-align: left;
  padding: 0 0 0 20px;
}

.contact-info-right{
  bottom: 0;
  right: 0;
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-sm);
  padding: 0 20px 0 0;
}

.contact-info-corner p{ 
  margin:0; 
  color:var(--text-primary);
  line-height: var(--line-height-normal);
}

.contact-info-corner small{ 
  color:var(--text-tertiary); 
}

/* Vita button - now inline with contact info */
.contact-vita-center{
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.vita-button {
  margin-top: 0;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid var(--text-primary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.vita-button:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

/* PDF Overlay Styles - A4 Paper Style */
.pdf-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.pdf-overlay.active {
  pointer-events: all;
}

.pdf-overlay-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.pdf-overlay.active .pdf-overlay-backdrop {
  opacity: 1;
}

.pdf-overlay-content {
  position: relative;
  width: auto;
  max-width: calc(100vw - 80px);
  height: auto;
  max-height: calc(100vh - 80px);
  background: transparent;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  transform: translateY(100vh);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: visible;
  padding: 60px 0 40px 0;
}

.pdf-overlay.active .pdf-overlay-content {
  transform: translateY(0);
}

.pdf-overlay-close {
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-primary);
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-weight: 300;
  transition: opacity var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.pdf-overlay-close:hover {
  opacity: 0.7;
}

.pdf-overlay-download {
  position: absolute;
  top: 0;
  left: 0;
  padding: var(--space-sm) var(--space-md);
  background: var(--text-primary);
  color: var(--bg-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-block;
  font-family: inherit;
  transition: opacity var(--transition-fast);
  z-index: 10001;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.pdf-overlay-download:hover {
  opacity: 0.8;
}

.pdf-viewer-wrapper {
  flex: 1;
  overflow: visible;
  position: relative;
  padding: 0;
  background: transparent;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdf-viewer-wrapper::-webkit-scrollbar {
  display: none;
}

.pdf-viewer-wrapper {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.pdf-page {
  background: white;
  margin: 0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  margin-bottom: 40px;
}

.pdf-page:last-child {
  margin-bottom: 0;
}

/* ----------------------
   RESPONSIVE
---------------------- */
/* Responsive: Stack vertically when too tight */
@media (max-width: 1200px){
  .services-inner{ 
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    gap: var(--gap-lg);
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
    min-height: auto;
    overflow: visible;
  }
  
  .preview-wrap{
    grid-row: 1;
    order: 1;
    padding-right: var(--container-padding);
    padding-left: var(--container-padding);
    max-width: 100%;
    width: 100%;
    align-self: start;
    overflow: visible;
    margin-top: calc(var(--header-height) + 20px); /* Push below sticky header */
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .preview-frame{
    width: 100%;
    max-width: 100%;
  }

  .services-list{
    grid-row: 2;
    order: 2;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
    max-width: 100%;
    width: 100%;
    position: relative;
    align-self: start;
    margin-top: var(--gap-lg);
    overflow: visible;
    visibility: visible;
    opacity: 1;
  }
}

@media (max-width: 900px){
  .services-inner{ 
    grid-template-columns: 1fr;
    gap: var(--gap-md);
    padding-left: 20px;
    padding-right: 20px;
  }
  
  .services-list{
    padding: 20px;
    margin: 0 auto;
    width: 100%;
    max-width: 100%;
    text-align: left;
    position: relative;
    bottom: 0;
  }

  .services-list ul{
    display: flex;
    flex-direction: column;
    gap: calc(var(--space-xs) * 0.5);
    align-items: flex-start;
  }

  .services-list li{
    font-size: calc(var(--font-size-md) * 0.9);
    padding: calc(var(--space-xs) * 0.5) 0;
    line-height: 1.2;
    position: relative;
    padding-left: calc(24px / 2 + 4px);
  }
  
  /* Scale corner crosses like headers on mobile - keep same size */
  .services-list li::before,
  .services-list li::after{
    width: 3px;
    height: 16px;
  }
  
  .services-list li::before{
    left: 6.5px;
    top: -6px; /* Move higher on mobile */
  }
  
  .services-list li::after{
    height: 3px;
    width: 16px;
    left: 0;
    top: 0.5px; /* Move higher on mobile (6.5px - 6px = 0.5px) */
  }

  .preview-wrap{
    padding: 0 !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    margin: calc(var(--header-height) + 20px) auto 0 auto !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .preview-frame{
    width: calc(100% - 40px) !important;
    max-width: calc(100% - 40px) !important;
    margin: 0 auto !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  
  .preview-caption{
    width: calc(100% - 40px) !important;
    max-width: calc(100% - 40px) !important;
    margin: var(--space-lg) auto 0 auto !important;
    padding: 0 !important;
    font-size: calc(var(--font-size-sm) * 0.75) !important;
    line-height: 1.2 !important;
  }

  /* Removed duplicate - handled above */

  /* Projects - show only 1 slide at a time */
  .slide{ 
    width: 90vw;
  }

  .slider-track{
    gap: var(--space-xl);
  }
  
  /* Make slider arrows smaller and fit between image and page border on mobile */
  .slider-btn{
    width: 30px;
    height: 30px;
    z-index: 100;
  }
  
  .slider-btn[data-dir="-1"] {
    left: 5px;
  }
  
  .slider-btn[data-dir="1"] {
    right: 5px;
  }
  
  /* Scale down arrow icon on mobile */
  .slider-btn .arrow{
    width: 30px;
    height: 30px;
  }
  
  .arrow-top, .arrow-bottom{
    height: 3px;
  }
  
  /* Ensure projects scroll one by one on mobile - hide scrollbar */
  .slide{
    width: calc(100vw - 40px);
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }
  
  .slider-viewport{
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
  }
  
  .slider-viewport::-webkit-scrollbar{
    display: none; /* Chrome, Safari, Opera */
  }
  
  /* Keep contact in 2 columns on mobile */
  .contact-info-corner{
    position: absolute;
  }
  
  .contact-info-left{
    bottom: 0;
    left: 0;
    text-align: left;
    padding: 0 0 0 20px;
  }
  
  .contact-info-right{
    bottom: 0;
    right: 0;
    text-align: right;
    padding: 0 20px 0 0;
  }
  
  .contact-vita-center{
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .pdf-overlay-content {
    width: 95vw;
    height: 95vh;
  }
  
  /* Hero text reveal styles are now in the main .hero-text-reveal rule above */
  
  .pdf-overlay-content {
    width: 95vw;
    height: 95vh;
  }
}

/* Mobile: Smaller background SVG positioned at bottom right */
@media (max-width: 768px){
  .s1::after{
    top: auto;
    bottom: 20px;
    left: auto;
    right: 20px;
    width: 120px;
    height: 120px;
    transform: rotate(-3deg);
  }
  
  .projects::after{
    top: auto;
    bottom: 20px;
    left: auto;
    right: 20px;
    width: 120px;
    height: 120px;
    transform: rotate(5deg);
  }
}