:root {
  --bg: #ffffff;
  --bg-alt: #f4f4f4;
  --panel: #ffffff;
  --text: #0a0a0a;
  --text-dim: #6e6e6e;
  --accent: #0a0a0a;
  --accent-soft: #ececec;
  --border: #e2e2e2;
  --max-width: 1140px;
  --pixel: "Press Start 2P", monospace;
  --serif: "Fraunces", serif;
  --sans: "Inter", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  position: relative;
}

body.no-scroll { overflow: hidden; height: 100vh; }

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

h1, h2, h3, h4 {
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 500;
  font-family: var(--serif);
  letter-spacing: -0.01em;
}

h3, h4 { font-family: var(--sans); font-weight: 600; }

p { margin: 0 0 1em; color: var(--text-dim); }

em { font-style: italic; color: var(--text); }

/* ============ CUSTOM CURSOR ============ */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 9998;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  will-change: transform;
}

.cursor-dot {
  width: 4px;
  height: 4px;
  background: var(--text);
}

.cursor-ring {
  width: 22px;
  height: 22px;
  border: 1px solid var(--text);
  transition: width 0.18s ease, height 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.cursor-ring.hovering {
  width: 40px;
  height: 40px;
  background: var(--accent-soft);
  border-color: transparent;
}

.cursor-ring.pressed { background: var(--text); }

.cursor-dot.pressed { background: transparent; }

@media (hover: none), (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ============ NOISE / TEXTURE ============ */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.025;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ SCROLL PROGRESS ============ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--text);
  z-index: 9997;
  transition: width 0.1s linear;
}

/* ============ REVEAL ON SCROLL ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ LOADER (arcade intro, black & white) ============ */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease;
}

.loader.fade-out { opacity: 0; pointer-events: none; }

.loader .scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.06) 0px,
    rgba(255, 255, 255, 0.06) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
}

.loader-content { text-align: center; padding: 24px; }

.loader-eyebrow {
  font-family: var(--pixel);
  font-size: 0.6rem;
  color: #ffffff;
  opacity: 0.55;
  letter-spacing: 3px;
  margin-bottom: 24px;
}

.loader-content {
  position: relative;
  z-index: 2;
  transition: opacity 0.4s ease;
}

.loader-content.fading { opacity: 0; }

.loader-name-wrap {
  font-size: clamp(1.6rem, 6vw, 3rem);
  color: #ffffff;
  letter-spacing: 2px;
  min-height: 1.4em;
}

.loader-name {
  transition: letter-spacing 0.3s ease;
}

.loader-name.settled {
  font-family: var(--serif);
  font-style: italic;
  letter-spacing: 0.5px;
}

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

/* ---- Falling block reveal ---- */
.block-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  grid-template-rows: repeat(6, 1fr);
}

.block {
  background: #000;
  transition: transform 0.7s cubic-bezier(0.6, -0.05, 0.9, 0.2), opacity 0.7s ease;
}

.block.fall {
  transform: translateY(140vh) rotate(var(--rot, 0deg));
  opacity: 0;
}

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 26px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  color: var(--text);
}

.nav nav a {
  position: relative;
  margin-left: 36px;
  color: var(--text-dim);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.2s;
}

.nav nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 1px;
  background: var(--text);
  transition: width 0.25s ease;
}

.nav nav a:hover, .nav nav a.active { color: var(--text); }

.nav nav a:hover::after, .nav nav a.active::after { width: 100%; }

/* ============ HERO ============ */
.hero {
  padding: 160px 32px 100px;
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.hero-inner { max-width: 780px; }

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  color: var(--text);
  font-weight: 400;
}

.hero h1 em {
  font-style: italic;
}

.reveal-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1), transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-word.in {
  opacity: 1;
  transform: translateY(0);
}

.word-elegant, .word-technical {
  cursor: default;
  transition: transform 0.15s ease;
}

.word-elegant:hover {
  font-family: var(--serif);
  font-style: italic;
}

.word-technical:hover {
  font-family: var(--pixel);
  font-size: 0.75em;
  letter-spacing: 0.5px;
}

.hero-sub {
  font-size: 1.15rem;
  margin-top: 28px;
  max-width: 520px;
  color: var(--text-dim);
}

.hero-cta {
  margin-top: 44px;
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* ============ BUTTONS ============ */
.btn {
  padding: 16px 30px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  display: inline-flex;
  border-radius: 100px;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn span { pointer-events: none; }

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

.btn-primary:hover { background: #333; }

.btn-secondary { border: 1.5px solid var(--text); color: var(--text); }

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

/* ============ SECTIONS ============ */
.section { padding: 120px 32px; }

.section-alt { background: var(--bg-alt); }

.section-inner { max-width: var(--max-width); margin: 0 auto; }

.section-label {
  position: relative;
  display: inline-block;
  font-family: var(--sans);
  font-weight: 600;
  color: var(--text-dim);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
  padding-bottom: 10px;
}

.section-label::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.65, 0, 0.35, 1) 0.3s;
}

[data-reveal].is-visible .section-label::after,
.section-label.is-visible::after {
  transform: scaleX(1);
}

.section h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 56px; }

/* ============ CASE TIMELINE ============ */
.case-timeline {
  max-width: 720px;
}

.case-timeline-item {
  position: relative;
  padding: 8px 0 40px 32px;
  border-left: 1.5px solid var(--border);
}

.case-timeline-item:last-child {
  padding-bottom: 8px;
  border-left-color: transparent;
}

.case-timeline-item::before {
  content: "";
  position: absolute;
  left: -5.5px;
  top: 14px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--text);
}

.case-timeline-item h3 { font-size: 1.4rem; color: var(--text); margin-top: 4px; }

.case-timeline-item .case-link {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.case-timeline-item .case-link .arrow { transition: transform 0.2s ease; }

.case-timeline-item .case-link:hover .arrow { transform: translateX(6px); }

/* ============ ABOUT ============ */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 72px;
}

.interest-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.interest-tags span {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-dim);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.interest-tags span:hover {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

.timeline-item {
  position: relative;
  padding: 20px 0 20px 28px;
  border-left: 1.5px solid var(--border);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--text);
}

.timeline-date {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.timeline-role { color: var(--text); font-weight: 600; margin: 0; }

/* ============ CONTACT ============ */
.contact-inner { text-align: center; }

.contact-inner h2 { max-width: 600px; margin-left: auto; margin-right: auto; }

.contact-links {
  margin-top: 32px;
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-links a {
  position: relative;
  color: var(--text);
  font-weight: 600;
  font-family: var(--sans);
  font-size: 0.9rem;
}

.contact-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1.5px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.contact-links a:hover::after { transform: scaleX(1); transform-origin: left; }

/* ============ FOOTER ============ */
.footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 40px 24px;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  position: relative;
}

.back-to-top {
  position: absolute;
  right: 32px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

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

@media (max-width: 700px) {
  .about-grid { grid-template-columns: 1fr; }
  .nav nav a { margin-left: 18px; font-size: 0.7rem; }
  .back-to-top { position: static; margin-top: 16px; }
  .footer { flex-direction: column; }
}

/* ============ CASE STUDY MODAL ============ */
.case-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  padding: 64px 24px;
  overflow-y: auto;
}

.case-modal.open { opacity: 1; visibility: visible; }

.case-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  backdrop-filter: blur(4px);
}

.case-modal-panel {
  position: relative;
  background: var(--bg);
  max-width: 760px;
  width: 100%;
  border-radius: 20px;
  padding: 56px;
  transform: translateY(24px);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.3s ease;
  overflow: hidden;
}

.case-modal.open .case-modal-panel { transform: translateY(0); }

.case-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  z-index: 1;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.case-modal-close:hover { background: var(--text); color: var(--bg); border-color: var(--text); }

.cm-tag {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.cm-title { font-size: clamp(1.8rem, 4vw, 2.4rem); margin-bottom: 8px; }

.cm-subtitle { font-size: 1.1rem; color: var(--text-dim); margin-bottom: 32px; }

.cm-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.cm-meta span {
  display: block;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.cm-meta p { margin: 0; color: var(--text); font-weight: 600; }

.cm-meta a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }

.case-modal-body h3 {
  font-size: 1.1rem;
  margin-top: 40px;
  font-family: var(--sans);
  font-weight: 600;
}

.case-modal-body ul, .case-modal-body ol.cm-process {
  margin: 0 0 1em;
  padding-left: 0;
  list-style: none;
}

.case-modal-body ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  color: var(--text-dim);
}

.case-modal-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text);
}

.cm-process li {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px dashed var(--border);
  color: var(--text-dim);
}

.cm-process li:first-child { border-top: none; }

.cm-process li span {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--text);
  min-width: 70px;
  flex-shrink: 0;
  padding-top: 2px;
}

.cm-more-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  cursor: pointer;
}

.cm-more-toggle .cm-more-arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.cm-more-toggle.open .cm-more-arrow { transform: rotate(90deg); }

.cm-more {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.cm-more.open { max-height: 4000px; }

@media (max-width: 600px) {
  .case-modal { padding: 0; }
  .case-modal-panel { border-radius: 0; min-height: 100vh; padding: 72px 24px 48px; }
}