@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300..700;1,300..700&display=swap');

:root {
  --bg: #f6f0e7; /* Original light sand/cream */
  --bg-soft: #fbf7f1;
  --panel: rgba(255, 255, 255, 0.58);
  --line: rgba(13, 27, 76, 0.08);
  --ink: #0D1B4C; /* Brand Dark Navy as primary text */
  --muted: #465066;
  --sand: #FFD200; /* Brand Yellow */
  --ocean: #1E48FF; /* Brand Blue */
  --clay: #1E48FF;
  --shadow: 0 24px 80px rgba(13, 27, 76, 0.05);
  --radius-lg: 32px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --content: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(255, 210, 0, 0.08), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(30, 72, 255, 0.06), transparent 16%),
    linear-gradient(180deg, #f5ede4 0%, #fbf8f3 42%, #f3ebe2 100%) no-repeat fixed;
  color: var(--ink);
  font-family: "SVN-Poppins", "Poppins", sans-serif;
  line-height: 1.55;
}

img {
  max-width: 100%;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
  user-drag: none;
}

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

button {
  font: inherit;
}

.page-shell {
  width: min(100%, calc(var(--content) + 48px));
  margin: 0 auto;
  padding: 24px;
}

.site-header {
  position: sticky;
  top: 18px;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 18px 22px;
  border: 1px solid rgba(13, 27, 76, 0.06);
  border-radius: 999px;
  background: rgba(251, 248, 243, 0.85);
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 40px rgba(13, 27, 76, 0.06);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ocean), var(--sand));
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong,
.site-nav a,
.button,
.case-type,
.case-badge,
.service-card span,
.system-card span,
.principle-card span,
.flow-item span,
.identity-pill,
.inline-link,
.modal-close {
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand-copy strong {
  font-size: 0.92rem;
}

.brand-copy em {
  color: var(--muted);
  font-style: normal;
  font-size: 0.82rem;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.site-nav a {
  position: relative;
  color: var(--ink);
  font-size: 0.8rem;
  transition: color 180ms ease;
}

.site-nav a:hover {
  color: var(--ocean);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--ocean);
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-actions,
.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--ocean), #0a259c);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(30, 72, 255, 0.15);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  background: var(--sand);
  color: var(--ink);
  box-shadow: 0 10px 24px rgba(255, 210, 0, 0.35);
}

.button--ghost {
  border: 1px solid rgba(13, 27, 76, 0.15);
  background: rgba(255, 255, 255, 0.45);
  color: var(--ink);
  box-shadow: none;
}

.button--ghost:hover {
  background: var(--ocean);
  color: #ffffff;
  border-color: var(--ocean);
  box-shadow: 0 10px 24px rgba(30, 72, 255, 0.2);
}

.hero,
.section {
  padding-top: 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
  gap: 36px;
  align-items: stretch;
  min-height: calc(100vh - 170px);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--ocean);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "SVN-Poppins", "Poppins", sans-serif;
  font-weight: 700;
  line-height: 1.05;
}

h1 {
  max-width: 20ch;
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.lead,
.section-heading p,
.hero-panel p,
.contact-panel p,
.about-card p,
.service-card p,
.principle-card p,
.system-card p,
.case-body p,
.modal-description,
.modal-meta li {
  color: var(--muted);
}

.lead {
  max-width: 62ch;
  margin: 24px 0 0;
  font-size: 1.05rem;
}

.hero-actions {
  margin-top: 24px;
}

.menu-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.flow-item {
  min-height: 126px;
  padding: 18px;
  border: 1px solid rgba(13, 27, 76, 0.08);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 40px rgba(13, 27, 76, 0.05);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.flow-item:hover {
  border-color: rgba(30, 72, 255, 0.25);
  box-shadow: 0 20px 48px rgba(13, 27, 76, 0.1);
  transform: translateY(-2px);
}

.flow-item span,
.service-card span,
.system-card span,
.principle-card span {
  display: block;
  margin-bottom: 18px;
  color: #7a6f64;
  font-size: 0.72rem;
  font-weight: 700;
}

.flow-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.flow-item p {
  margin: 0;
  color: #766c61;
  font-size: 0.92rem;
}

.hero-panel,
.contact-panel {
  position: relative;
  overflow: hidden;
  padding: 30px;
  border: 1px solid rgba(13, 27, 76, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 40px rgba(13, 27, 76, 0.05);
}

.hero-panel {
  border: 1.5px solid rgba(30, 72, 255, 0.18);
  box-shadow: 0 20px 60px rgba(13, 27, 76, 0.06);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.hero-panel::before,
.contact-panel::before {
  content: "";
  position: absolute;
  inset: auto -10% -25% auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30, 72, 255, 0.08), transparent 70%);
  pointer-events: none;
}

.hero-panel h2,
.section-heading h2,
.contact-panel h2 {
  max-width: 14ch;
  font-size: clamp(2.2rem, 4vw, 3.7rem);
}

.identity-stack {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.identity-pill {
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid rgba(29, 36, 36, 0.08);
  background: rgba(255, 255, 255, 0.62);
  font-size: 0.74rem;
  font-weight: 700;
}










.section-heading {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}

.section-heading h2 {
  max-width: 15ch;
}

.section-heading p {
  max-width: 64ch;
  margin: 0;
}

.system-grid,
.principles-grid,
.services-grid,
.about-layout {
  display: grid;
  gap: 18px;
}

.system-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.principles-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.services-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.system-card,
.principle-card,
.service-card,
.about-card {
  padding: 24px;
  border: 1px solid rgba(13, 27, 76, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 40px rgba(13, 27, 76, 0.05);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.system-card:hover,
.principle-card:hover,
.service-card:hover,
.about-card:hover {
  border-color: rgba(30, 72, 255, 0.25);
  box-shadow: 0 20px 48px rgba(13, 27, 76, 0.1);
  transform: translateY(-2px);
}

.system-card h3,
.principle-card h3,
.service-card h3,
.about-card h3,
.case-body h3,
.modal-meta h3 {
  margin-bottom: 12px;
  font-size: 1.6rem;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.filter-chip {
  padding: 10px 16px;
  border: 1px solid rgba(13, 27, 76, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--ink);
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.filter-chip.is-active,
.filter-chip:hover,
.filter-chip:focus-visible {
  border-color: transparent;
  background: var(--ocean);
  color: #fff;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.case-card {
  display: grid;
  gap: 18px;
  overflow: hidden;
  padding: 18px;
  border: 1px solid rgba(13, 27, 76, 0.08);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 12px 40px rgba(13, 27, 76, 0.05);
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease, border-color 180ms ease;
}

.case-card:hover,
.case-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(30, 72, 255, 0.25);
  box-shadow: 0 20px 48px rgba(13, 27, 76, 0.1);
}

.case-card.is-hidden {
  display: none;
}

.case-card--wide {
  grid-column: 1 / -1;
}

.case-art {
  position: relative;
  overflow: hidden;
  min-height: 270px;
  padding: 24px;
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  isolation: isolate;
}

.case-art::before,
.case-art::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.case-badge {
  align-self: flex-start;
  position: relative;
  z-index: 1;
  display: inline-flex;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(30, 72, 255, 0.08);
  border: 1px solid rgba(30, 72, 255, 0.15);
  backdrop-filter: blur(10px);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--ocean);
}

.case-wordmark {
  position: relative;
  z-index: 1;
  display: block;
  max-width: 10ch;
  font-family: "SVN-Poppins", "Poppins", sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 0.96;
}

.case-submark {
  position: relative;
  z-index: 1;
  display: block;
  max-width: 24ch;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.case-body {
  display: grid;
  gap: 10px;
}

.case-actions,
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.case-type {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
}

.case-body h3 {
  font-size: 2rem;
}

.case-body p {
  margin: 0;
}

.inline-link {
  justify-self: start;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ocean);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 180ms ease;
}

.inline-link:hover,
.inline-link:focus-visible {
  text-decoration: underline;
  color: var(--ink);
}

.inline-link--page {
  color: #6a4d39;
}

.case--hilton {
  color: #f6f2e8;
  background:
    linear-gradient(to bottom, rgba(21, 48, 49, 0.2), rgba(21, 48, 49, 0.75)),
    url('assets/hilton/poster.png') center/cover no-repeat;
}

.case-art.case--hilton::before {
  inset: 13% 9%;
  border: 1px solid rgba(21, 48, 49, 0.22);
}

.case-art.case--hilton::after {
  inset: auto 12% 16% 28%;
  height: 1px;
  background: rgba(21, 48, 49, 0.22);
  box-shadow:
    0 -42px 0 rgba(21, 48, 49, 0.1),
    0 42px 0 rgba(21, 48, 49, 0.1);
}

.case--fourpoints {
  color: #ffffff;
  background:
    linear-gradient(to bottom, rgba(32, 67, 89, 0.25), rgba(32, 67, 89, 0.8)),
    url('assets/fourpoints/poster.png') center/cover no-repeat;
}

.case-art.case--fourpoints::before {
  width: 170px;
  height: 170px;
  right: -20px;
  top: -12px;
  border-radius: 38px;
  background: rgba(255, 255, 255, 0.34);
  transform: rotate(22deg);
}

.case-art.case--fourpoints::after {
  width: 120px;
  height: 120px;
  left: 18px;
  bottom: 14px;
  border-radius: 50%;
  background: rgba(245, 167, 120, 0.22);
}

.case--hoiana {
  color: #f9edd0;
  background:
    linear-gradient(to bottom, rgba(26, 26, 31, 0.3), rgba(26, 26, 31, 0.8)),
    url('assets/hoiana/poster.png') center/cover no-repeat;
}

.case-art.case--hoiana::before {
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0 58%, rgba(255, 215, 140, 0.18) 58% 59%, transparent 59%),
    linear-gradient(0deg, transparent 0 72%, rgba(255, 215, 140, 0.15) 72% 73%, transparent 73%);
}

.case-art.case--hoiana::after {
  width: 200px;
  height: 200px;
  right: -40px;
  bottom: -60px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(243, 194, 110, 0.48), transparent 65%);
}

.case--premiere {
  color: #ffffff;
  background:
    linear-gradient(to bottom, rgba(85, 59, 48, 0.25), rgba(85, 59, 48, 0.8)),
    url('assets/premiere/poster.png') center/cover no-repeat;
}

.case-art.case--premiere::before {
  inset: auto 0 0 0;
  height: 42%;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(128, 185, 181, 0.28)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.2) 0 2px, transparent 2px 34px);
}

.case-art.case--premiere::after {
  width: 120px;
  height: 120px;
  top: 26px;
  right: 32px;
  border-radius: 50%;
  background: rgba(255, 244, 234, 0.58);
}

.case--xine {
  color: #fbeee7;
  background:
    linear-gradient(to bottom, rgba(31, 18, 18, 0.3), rgba(31, 18, 18, 0.8)),
    url('assets/xine/poster.png') center/cover no-repeat;
}

.case-art.case--xine::before {
  width: 180px;
  height: 180px;
  left: calc(50% - 90px);
  top: calc(50% - 72px);
  border-radius: 50%;
  border: 1px solid rgba(255, 244, 235, 0.18);
}

.case-art.case--xine::after {
  inset: auto 18% 26% 18%;
  height: 1px;
  background: rgba(255, 244, 235, 0.2);
}

.case--langchai {
  color: #eef5f7;
  background:
    linear-gradient(to bottom, rgba(17, 58, 75, 0.3), rgba(17, 58, 75, 0.8)),
    url('assets/langchai/poster.png') center/cover no-repeat;
}

.case-art.case--langchai::before {
  inset: 0;
  background:
    repeating-linear-gradient(60deg, rgba(255, 255, 255, 0.11) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(-60deg, rgba(255, 255, 255, 0.11) 0 1px, transparent 1px 22px);
  opacity: 0.55;
}

.case-art.case--langchai::after {
  inset: auto 0 0 0;
  height: 28%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(244, 233, 214, 0.32));
}

.case--sanga {
  color: #ffffff;
  background:
    linear-gradient(to bottom, rgba(33, 30, 31, 0.3), rgba(33, 30, 31, 0.8)),
    url('assets/sanga/poster.png') center/cover no-repeat;
}

.case-art.case--sanga::before {
  inset: 18px;
  background:
    repeating-linear-gradient(90deg, rgba(33, 30, 31, 0.08) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(180deg, rgba(33, 30, 31, 0.08) 0 1px, transparent 1px 34px);
  border-radius: 20px;
}

.case-art.case--sanga::after {
  inset: auto 18px 18px 18px;
  height: 32px;
  border-radius: 999px;
  background: linear-gradient(90deg, #1f1d1e 0 28%, #ece6dd 28% 41%, #1f1d1e 41% 68%, #ece6dd 68% 81%, #1f1d1e 81% 100%);
}

.case--akimitsu {
  color: #ffffff;
  background:
    linear-gradient(to bottom, rgba(37, 23, 23, 0.3), rgba(37, 23, 23, 0.8)),
    url('assets/akimitsu/poster.png') center/cover no-repeat;
}

.case-art.case--akimitsu::before {
  inset: 0;
  background:
    linear-gradient(90deg, rgba(39, 25, 25, 0.09) 0 1px, transparent 1px 100%),
    linear-gradient(180deg, transparent 0 18%, rgba(39, 25, 25, 0.08) 18% 19%, transparent 19% 100%);
}

.case-art.case--akimitsu::after {
  width: 140px;
  height: 140px;
  right: 18px;
  top: 18px;
  border-radius: 50%;
  background: rgba(166, 37, 34, 0.16);
  box-shadow: -150px 130px 0 -48px rgba(166, 37, 34, 0.42);
}

.section--contact {
  padding-bottom: 80px;
}

.case-modal {
  width: min(980px, calc(100vw - 30px));
  padding: 24px;
  border: 1px solid rgba(13, 27, 76, 0.1);
  border-radius: 30px;
  background: #fbf9f5;
  color: var(--ink);
  box-shadow: 0 30px 90px rgba(13, 27, 76, 0.28);
}

.case-modal::backdrop {
  background: rgba(13, 27, 76, 0.45);
  backdrop-filter: blur(8px);
}

.modal-close {
  display: inline-flex;
  justify-self: end;
  margin-left: auto;
  margin-bottom: 18px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #465066;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 180ms ease;
}

.modal-close:hover {
  color: var(--ocean);
}

.modal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
  gap: 24px;
  align-items: start;
}

.modal-art {
  min-height: 430px;
}

.modal-art .case-art {
  min-height: 430px;
  height: 100%;
}

.modal-copy {
  display: grid;
  gap: 18px;
}

.modal-description {
  margin: 0;
  font-size: 1rem;
}

.modal-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 8px;
}

.modal-meta ul {
  margin: 0;
  padding-left: 18px;
}

.modal-meta li + li {
  margin-top: 10px;
}

@media (max-width: 1120px) {
  .site-header {
    grid-template-columns: 1fr;
    border-radius: 26px;
  }

  .site-nav,
  .header-actions {
    justify-content: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .menu-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .system-grid,
  .principles-grid,
  .services-grid,
  .about-layout,
  .modal-layout,
  .modal-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .page-shell {
    padding: 16px;
  }

  .hero,
  .section {
    padding-top: 56px;
  }

  h1 {
    font-size: clamp(1.8rem, 8vw, 2.6rem);
  }

  .hero-panel h2,
  .section-heading h2,
  .contact-panel h2 {
    max-width: none;
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .case-grid {
    grid-template-columns: 1fr;
  }

  .case-card--wide {
    grid-column: auto;
  }

  .menu-flow {
    grid-template-columns: 1fr;
  }

  .case-art,
  .modal-art {
    min-height: 230px;
  }
}


/* Brand Logo Image */
.brand-logo-img {
  height: 42px;
  width: auto;
  display: block;
}

/* Highlight text style (Blue text with custom yellow highlight brush stroke) */
.highlight-text {
  color: var(--ocean); /* Brand Blue */
  position: relative;
  display: inline-block;
}

.highlight-text::after {
  content: "";
  position: absolute;
  bottom: 0.05em;
  left: -2px;
  right: -2px;
  height: 0.28em;
  background: rgba(255, 210, 0, 0.42); /* Brand Yellow */
  z-index: -1;
  border-radius: 4px;
  transform: rotate(-0.8deg);
}