/* ══════════════════════════════════════
   ccstudio® — Homepage
   ══════════════════════════════════════ */

/* ── LOADER ── */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--blue);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 32px;
}

.loader-label {
  position: absolute;
  top: 32px; left: 32px;
  font-size: 11px; font-family: var(--mono);
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  display: flex; align-items: center; gap: 12px;
}
.loader-label::before {
  content: ''; width: 20px; height: 1px;
  background: rgba(255,255,255,0.55);
}

.loader-brand {
  position: absolute;
  top: 28px; right: 32px;
  width: 90px;
  filter: brightness(0) invert(1);
}
.loader-brand img { width: 100%; display: block; }

.loader-stage {
  position: relative;
  width: clamp(220px, 32vw, 360px);
  aspect-ratio: 1 / 1;
  margin-bottom: 40px;
}

.loader-slide {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.5s var(--ease), transform 0.6s var(--ease);
}
.loader-slide.active {
  opacity: 1;
  transform: scale(1);
}

.loader-slide svg {
  width: 65%; height: 65%;
  overflow: visible;
}
.loader-slide svg * {
  stroke: var(--white);
  fill: var(--white);
}
.loader-slide svg .hollow {
  fill: transparent;
  stroke: var(--white);
  stroke-width: 2;
}

.loader-info {
  height: 60px;
  text-align: center;
  position: relative;
  width: 100%;
}

.loader-info-name {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 8px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.loader-info-name.active {
  opacity: 1;
  transform: translateY(0);
}

.loader-info-tags {
  font-size: 11px; font-family: var(--mono);
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
  opacity: 0;
  transition: opacity 0.4s var(--ease) 0.1s;
}
.loader-info-tags.active { opacity: 1; }

.loader-bottom {
  position: absolute;
  bottom: 32px; left: 32px; right: 32px;
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 32px;
}
.loader-counter {
  font-size: 11px; font-family: var(--mono);
  color: rgba(255,255,255,0.55); letter-spacing: 0.1em;
  min-width: 100px;
}
.loader-counter .current { color: var(--white); font-weight: 500; }

.loader-line-wrap {
  flex: 1; height: 1px;
  background: rgba(255,255,255,0.18);
  overflow: hidden;
  margin: 0 24px 6px;
}
.loader-line {
  height: 100%; background: var(--white); width: 0%;
  transition: width 0.6s var(--ease);
}

.loader-pct {
  font-size: 11px; font-family: var(--mono);
  color: rgba(255,255,255,0.55); letter-spacing: 0.1em;
  min-width: 36px; text-align: right;
}

@media (max-width: 640px) {
  .loader-label, .loader-brand { top: 20px; }
  .loader-label { left: 20px; }
  .loader-brand { right: 20px; width: 70px; }
  .loader-bottom { bottom: 20px; left: 20px; right: 20px; gap: 12px; }
  .loader-line-wrap { margin: 0 12px 6px; }
  .loader-counter { min-width: auto; font-size: 10px; }
  .loader-pct { font-size: 10px; }
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px 32px 60px;
  position: relative;
  background: var(--white);
}

.hero-shape {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  aspect-ratio: 1 / 1;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}

.hero-shape svg {
  width: 100%; height: 100%;
  overflow: visible;
}

.hs-circle-big {
  fill: var(--blue);
  transform-origin: center;
  animation: hsRotate 28s linear infinite;
}

.hs-circle-cut { fill: var(--white); }

.hs-line-1, .hs-line-2 {
  stroke: var(--blue); stroke-width: 1.5; fill: none;
  transform-origin: center;
}
.hs-line-1 { animation: hsRotate 32s linear infinite reverse; }
.hs-line-2 { animation: hsRotate 40s linear infinite; }

.hs-square {
  fill: var(--white);
  stroke: var(--blue); stroke-width: 1.5;
  transform-origin: center;
  animation: hsRotate 24s linear infinite reverse;
}

.hs-dot { fill: var(--blue); }
.hs-dot.float { animation: hsFloat 4s ease-in-out infinite; }

@keyframes hsRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes hsFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-meta-bottom {
  position: absolute;
  bottom: 56px; left: 32px; right: 32px;
  display: flex; justify-content: space-between; align-items: flex-end;
  font-size: 11px; font-family: var(--mono);
  letter-spacing: 0.06em; color: var(--b40);
  pointer-events: none;
  gap: 40px;
}

.hero-meta-bottom .left {
  font-family: var(--font);
  font-size: clamp(13px, 1.1vw, 15px);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.005em;
  color: var(--blue);
  line-height: 1.5;
  max-width: 420px;
  position: relative;
  padding-left: 14px;
}

.hero-meta-bottom .left::before {
  content: '';
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 1px;
  background: var(--b25);
}

.hero-meta-bottom .left em { font-style: italic; }
.hero-meta-bottom .right { text-align: right; line-height: 1.7; }

/* ── INTRO ── */
.intro { padding: 140px 32px; }

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin: 0;
  align-items: start;
}

.intro-side {
  display: flex; align-items: baseline; gap: 12px;
  font-size: 11px; font-family: var(--mono);
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--b40);
  padding-top: 18px;
}
.intro-side-mark { color: var(--blue); }

.intro-headline {
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--blue);
  margin-bottom: 40px;
}

.intro-headline .reg-mark {
  font-size: 0.4em;
  vertical-align: super;
  font-weight: 500;
  letter-spacing: 0;
  margin-left: 2px;
}

.intro-body {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--b80);
  max-width: 640px;
  margin-bottom: 48px;
}

.intro-cta {
  display: inline-flex; align-items: center; gap: 16px;
  text-decoration: none;
  padding: 18px 28px;
  background: var(--blue); color: var(--white);
  font-size: 15px; font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: 1px;
  transition: opacity 0.25s;
}
.intro-cta:hover { opacity: 0.85; }
.intro-cta-arrow { transition: transform 0.3s var(--ease); }
.intro-cta:hover .intro-cta-arrow { transform: translateX(6px); }

/* ── EXPERTISES ── */
.expertises { padding: 140px 32px; }

.expertises-grid {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px 80px;
}

.expertise-title {
  font-size: clamp(36px, 4.2vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--blue);
  margin-bottom: 32px;
  cursor: pointer;
  display: inline-block;
  text-decoration: none;
  position: relative;
}

.expertise-title::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1.5px;
  background: var(--blue);
  transition: width 0.5s var(--ease);
}
.expertise-title:hover::after { width: 100%; }

.expertise-desc {
  font-size: 15px; font-weight: 400;
  color: var(--b60); line-height: 1.7;
  max-width: 440px;
  margin-bottom: 28px;
}

.expertise-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.expertise-tag {
  display: inline-flex; align-items: center;
  text-decoration: none;
  padding: 8px 16px;
  font-size: 12px; font-family: var(--mono);
  color: var(--b60);
  border: 1px solid var(--b25);
  border-radius: 100px;
  letter-spacing: 0.04em;
  transition: all 0.25s;
}
.expertise-tag:hover {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

.expertises-footer { margin: 100px 0 0; text-align: left; }

.expertises-all {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none;
  color: var(--blue);
  font-size: 15px; font-weight: 500;
  letter-spacing: -0.01em;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--blue);
  transition: gap 0.3s var(--ease);
}
.expertises-all:hover { gap: 18px; }

/* ── WORK ── */
.work {
  padding: 140px 32px;
  position: relative;
}

.work-footer { margin: 50px 0 0; text-align: left; }

.work-all {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none;
  color: var(--blue);
  font-size: 15px; font-weight: 500;
  letter-spacing: -0.01em;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--blue);
  transition: gap 0.3s var(--ease);
}
.work-all:hover { gap: 18px; }

.work-wrap {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.work-list { display: flex; flex-direction: column; }

.work-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 28px 0;
  align-items: center;
  cursor: pointer;
  text-decoration: none;
  transition: padding 0.3s var(--ease);
}

.work-row-name {
  display: flex; align-items: center; gap: 16px;
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--blue);
  line-height: 1.1;
  transition: color 0.3s, transform 0.4s var(--ease);
}

.work-row-icon {
  width: 28px; height: 28px;
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform 0.5s var(--ease);
}
.work-row-icon svg { width: 100%; height: 100%; }

.work-row-tags {
  font-size: 13px; font-family: var(--mono);
  color: var(--b40);
  letter-spacing: 0.02em;
  text-align: right;
  line-height: 1.5;
  max-width: 320px;
  transition: color 0.3s;
}

.work-list:hover .work-row .work-row-name { color: var(--b25); }
.work-list:hover .work-row .work-row-tags { color: var(--b12); }
.work-list:hover .work-row:hover .work-row-name { color: var(--blue); transform: translateX(8px); }
.work-list:hover .work-row:hover .work-row-tags { color: var(--b60); }
.work-list:hover .work-row:hover .work-row-icon { transform: rotate(90deg); }

.work-preview {
  position: sticky;
  top: 120px;
  aspect-ratio: 1 / 1;
  width: 70%;
  max-width: 380px;
  margin-left: auto;
  border-radius: 2px;
  overflow: hidden;
  pointer-events: none;
}

.work-preview-item {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
  padding: 32px;
  pointer-events: none;
}

.work-preview-item.active { opacity: 1; }
.work-preview-item svg { width: 50%; height: 50%; }

.work-preview-item.photo {
  background: var(--white);
  border: 1px solid var(--b12);
  padding: 0;
}
.work-preview-item.photo img {
  max-width: 72%;
  max-height: 62%;
  width: auto; height: auto;
  object-fit: contain;
  display: block;
}
.work-preview-item.photo .wp-title { color: var(--blue); }
.work-preview-item.photo .wp-year  { opacity: 0.5; }

.work-preview-item .wp-title {
  position: absolute; bottom: 22px; left: 22px; right: 22px;
  display: flex; justify-content: space-between; align-items: end;
  color: var(--white);
}
.work-preview-item .wp-name {
  font-size: 18px; font-weight: 700; letter-spacing: -0.015em;
}
.work-preview-item .wp-year {
  font-size: 11px; font-family: var(--mono); opacity: 0.6; letter-spacing: 0.06em;
}

/* ── TAGLINE / CTA ── */
.tagline-section {
  padding: 140px 32px;
  position: relative;
  overflow: hidden;
}

.tagline-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.tagline-word {
  font-size: clamp(32px, 5.5vw, 84px);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--blue);
  display: block;
}
.tagline-word.dim { color: var(--b25); }

.tagline-cta {
  display: inline-flex; align-items: center; gap: 16px;
  margin-top: 32px;
  text-decoration: none;
  padding: 18px 32px;
  background: var(--blue); color: var(--white);
  font-size: 15px; font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: 1px;
  transition: opacity 0.25s;
}
.tagline-cta:hover { opacity: 0.85; }
.tagline-cta-arrow { transition: transform 0.3s var(--ease); }
.tagline-cta:hover .tagline-cta-arrow { transform: translateX(6px); }

.tagline-badge {
  position: absolute;
  bottom: 140px;
  right: 32px;
  width: clamp(110px, 11vw, 140px);
  height: clamp(110px, 11vw, 140px);
  pointer-events: auto;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  transition: transform 0.4s var(--ease);
}
.tagline-badge:hover { transform: scale(1.05); }
.tagline-badge:hover .badge-core { transform: translate(-50%, -50%) scale(1.08); }

.tagline-badge .badge-ring {
  position: absolute; inset: 0;
  animation: rotateSlow 22s linear infinite;
}
.tagline-badge .badge-ring svg {
  width: 100%; height: 100%;
  overflow: visible;
}
.tagline-badge .badge-ring text {
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: 0.16em;
  fill: var(--blue);
  text-transform: uppercase;
  font-weight: 500;
}

.tagline-badge .badge-core {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: calc(46% - 8px);
  height: calc(46% - 8px);
  border-radius: 50%;
  background: var(--blue);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.4s var(--ease);
}

.tagline-badge .badge-arrow {
  color: var(--white);
  font-size: clamp(10px, 1.2vw, 16px);
  line-height: 1;
}

.tagline-badge .badge-dots {
  position: absolute; inset: 0;
  animation: rotateSlow 40s linear infinite reverse;
}
.tagline-badge .badge-dots span {
  position: absolute;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--blue);
}
.tagline-badge .badge-dots span:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
.tagline-badge .badge-dots span:nth-child(2) { bottom: 0; left: 50%; transform: translateX(-50%); }
.tagline-badge .badge-dots span:nth-child(3) { top: 50%; left: 0; transform: translateY(-50%); }
.tagline-badge .badge-dots span:nth-child(4) { top: 50%; right: 0; transform: translateY(-50%); }

@keyframes rotateSlow {
  from { transform: rotate(0); }
  to   { transform: rotate(360deg); }
}

/* ── RESPONSIVE — HOMEPAGE ── */
@media (max-width: 1100px) {
  .intro-grid { grid-template-columns: 1fr; gap: 32px; }
  .expertises-grid { grid-template-columns: 1fr; gap: 72px; }
  .work-wrap { grid-template-columns: 1fr; gap: 48px; }
  .work-preview { position: relative; top: 0; aspect-ratio: 16/10; order: -1; }
}

@media (max-width: 900px) {
  .tagline-badge {
    bottom: 40px; right: 20px;
    width: 100px; height: 100px;
  }
}

@media (max-width: 768px) {
  .hero { padding: 100px 20px 40px; }
  .hero-meta-bottom { flex-direction: column; align-items: flex-start; gap: 16px; bottom: 32px; }
  .hero-meta-bottom .right { display: none; }
  .intro, .expertises, .work, .tagline-section { padding: 80px 20px; }
  .expertises-grid { gap: 56px; }
  .expertise-title { margin-bottom: 20px; }
  .work-row { grid-template-columns: 1fr; gap: 10px; padding: 20px 0; }
  .work-row-tags { text-align: left; max-width: 100%; }
  .work-preview { display: none; }
  .tagline-badge { display: none; }
}