/* KINGKONG.nz — mobile-first hub */

:root {
  --navy-deep: #06152d;
  --navy-darker: #030a14;
  --navy-card: #0a1f3d;
  --text: #f4f6f8;
  --text-muted: #9aa8bc;
  --accent: #2eb8c4;
  --accent-dim: rgba(46, 184, 196, 0.35);
  --accent-glow: rgba(46, 184, 196, 0.12);
  --electric: #3d8bfd;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --radius-lg: 24px;
  --header-h: 64px;
  --section-y: clamp(4rem, 12vw, 7rem);
  --container: min(1120px, calc(100% - 2rem));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--navy-darker);
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--navy-deep);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.hub-poster .header-inner {
  justify-content: flex-end;
}

.logo--sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header.is-scrolled {
  background: rgba(6, 21, 45, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-color: var(--border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.nav-desktop {
  display: none;
}

.nav-desktop ul {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-desktop a {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-desktop a:hover,
.nav-desktop a:focus-visible {
  color: var(--text);
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

.nav-mobile {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(3, 10, 20, 0.97);
  padding: 2rem;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  z-index: 999;
  visibility: hidden;
  pointer-events: none;
}

.nav-mobile.is-open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.nav-mobile[hidden] {
  display: block !important;
  transform: translateX(100%);
  visibility: hidden;
}

.nav-mobile ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.nav-mobile a {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .nav-desktop {
    display: flex;
  }

  .nav-mobile {
    display: none;
  }
}

.hero-poster {
  margin: 0;
  padding-top: var(--header-h);
  background: var(--navy-darker);
  line-height: 0;
}

.hero-poster-frame {
  position: relative;
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
}

.hero-poster-img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-hit {
  position: absolute;
  z-index: 2;
  border-radius: 999px;
  /* 1024×576 포스터 기준 버튼 위치 */
  top: 55.2%;
  height: 8.8%;
}

.hero-hit--projects {
  left: 2.1%;
  width: 18.6%;
}

.hero-hit--blog {
  left: 21.6%;
  width: 18.6%;
}

.hero-hit:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 999px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--text);
  color: var(--navy-deep);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 0 24px var(--accent-dim), 0 8px 32px rgba(0, 0, 0, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

.btn-text {
  padding: 0.75rem 0;
  color: var(--accent);
  font-weight: 600;
}

.btn-text:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.section {
  padding-block: var(--section-y);
}

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

.section-header {
  margin-bottom: 2.5rem;
}

.section-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.5rem, 5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0;
}

.section-desc {
  margin: 1rem 0 0;
  color: var(--text-muted);
  max-width: 32rem;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

#what-we-do .process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 480px) {
  #what-we-do .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.125rem;
  }
}

@media (min-width: 1024px) {
  #what-we-do .process-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }
}

#what-we-do .process-card {
  background: #0c2344;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem 2rem;
  min-height: 100%;
  transition:
    border-color 0.35s var(--ease),
    box-shadow 0.35s var(--ease),
    transform 0.35s var(--ease);
}

#what-we-do .process-card:hover {
  border-color: rgba(46, 184, 196, 0.45);
  box-shadow: 0 0 32px rgba(46, 184, 196, 0.14), 0 12px 40px rgba(0, 0, 0, 0.28);
  transform: translateY(-5px);
}

#what-we-do .process-icon {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1.25rem;
  color: var(--accent);
}

#what-we-do .process-icon svg {
  width: 2rem;
  height: 2rem;
}

#what-we-do .process-num {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(46, 184, 196, 0.75);
  margin: 0 0 0.5rem;
}

#what-we-do .process-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 0.5rem;
  color: var(--text);
}

#what-we-do .process-desc {
  margin: 0 0 0.3rem;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: color-mix(in srgb, var(--text-muted) 82%, var(--text) 18%);
}

#what-we-do .process-desc-sub {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: color-mix(in srgb, var(--text-muted) 70%, var(--text) 12%);
  opacity: 0.88;
}

@media (prefers-reduced-motion: reduce) {
  #what-we-do .process-card:hover {
    transform: none;
  }
}

#projects.section {
  padding-block: clamp(2.25rem, 5vw, 3.5rem);
}

#projects .section-header {
  margin-bottom: 1.5rem;
}

#projects .project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  #projects .project-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.125rem;
  }
}

#projects .project-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}

#projects .project-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

#projects .media-slot {
  aspect-ratio: 16 / 9;
  background: linear-gradient(145deg, #06152d 0%, #0a1f3d 48%, #06152d 100%);
}

#projects .media-slot::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 60% at 50% 45%, rgba(46, 184, 196, 0.07), transparent 70%);
}

#projects .media-slot img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#projects .media-slot--empty::after {
  content: none;
}

#projects .project-body {
  padding: 0.875rem 1.15rem 1rem;
}

#projects .project-body h3 {
  font-size: 1.0625rem;
  margin: 0 0 0.35rem;
}

#projects .project-body p {
  margin: 0 0 0.65rem;
  font-size: 0.875rem;
  line-height: 1.45;
}

#projects .project-more {
  margin: 1.125rem 0 0;
  text-align: center;
}

#projects .project-more a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

#projects .project-more a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (min-width: 768px) {
  #projects .project-more {
    text-align: right;
  }
}

.project-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.project-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.35);
}

.media-slot {
  aspect-ratio: 16 / 10;
  background: linear-gradient(145deg, rgba(46, 184, 196, 0.08) 0%, rgba(6, 21, 45, 0.6) 50%, rgba(61, 139, 253, 0.06) 100%);
  position: relative;
  overflow: hidden;
}

.media-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-slot--empty::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 8px,
    rgba(255, 255, 255, 0.02) 8px,
    rgba(255, 255, 255, 0.02) 16px
  );
  opacity: 0.5;
}

.project-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.project-body h3 {
  font-size: 1.125rem;
  margin: 0 0 0.5rem;
  font-weight: 700;
}

.project-body p {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.status {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.status--building {
  border-color: rgba(61, 139, 253, 0.35);
  color: var(--electric);
}

.status--active {
  border-color: rgba(46, 184, 196, 0.35);
  color: var(--accent);
}

.status--lab {
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
}

.section-cta {
  margin-top: 2rem;
  text-align: center;
}

#blog .section-header {
  margin-bottom: 1.5rem;
}

#blog .blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  #blog .blog-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.125rem;
  }
}

#blog .blog-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}

#blog .blog-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.1);
}

#blog .blog-media {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, #06152d 0%, #0a1f3d 48%, #06152d 100%);
}

#blog .blog-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 60% at 50% 45%, rgba(46, 184, 196, 0.07), transparent 70%);
}

#blog .blog-media-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 2;
}

#blog .blog-media-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

#blog .blog-media-link:hover img {
  transform: scale(1.03);
}

#blog .blog-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s var(--ease);
}

#blog .blog-card-body {
  padding: 0.875rem 1rem 1rem;
}

#blog .blog-cat {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0 0 0.35rem;
  text-transform: uppercase;
}

#blog .blog-card h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 0.35rem;
}

#blog .blog-card h3 a:hover {
  color: var(--accent);
}

#blog .blog-excerpt {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.45;
}

#blog .blog-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.8;
}

#blog .section-cta {
  margin-top: 1.25rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.shop-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .shop-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.shop-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.shop-card .media-slot {
  aspect-ratio: 1;
}

#shop .shop-media {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background: linear-gradient(145deg, #06152d 0%, #0a1f3d 48%, #06152d 100%);
}

#shop .shop-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 60% at 50% 45%, rgba(46, 184, 196, 0.07), transparent 70%);
}

#shop .shop-media-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 2;
}

#shop .shop-media-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

#shop .shop-media-link:hover img {
  transform: scale(1.03);
}

#shop .shop-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s var(--ease);
}

.shop-body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.shop-body h3 {
  font-size: 1.0625rem;
  margin: 0 0 0.35rem;
}

#shop .shop-body h3 a:hover {
  color: var(--accent);
}

.shop-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
  flex: 1;
}

.shop-meta {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.shop-link {
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.shop-link::after {
  content: "→";
  transition: transform 0.2s;
}

.shop-card:hover .shop-link::after {
  transform: translateX(3px);
}

.manifesto {
  text-align: center;
  padding-block: clamp(5rem, 15vw, 8rem);
  background: linear-gradient(180deg, var(--navy-darker) 0%, var(--navy-deep) 50%, var(--navy-darker) 100%);
  position: relative;
}

.manifesto::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 50%, var(--accent-glow), transparent);
  pointer-events: none;
}

.manifesto-inner {
  position: relative;
  max-width: 36rem;
  margin-inline: auto;
}

.manifesto p {
  font-size: clamp(1.125rem, 4vw, 1.5rem);
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.manifesto p strong {
  color: var(--text);
  font-weight: 600;
}

.manifesto-brand {
  margin-top: 2.5rem !important;
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  letter-spacing: 0.04em;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--navy-darker);
}

.site-footer .container {
  width: var(--container);
}

.footer-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem 0 1.5rem;
  text-align: center;
}

.footer-col {
  margin: 0;
}

.footer-col--brand {
  max-width: 18rem;
}

.footer-brand {
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  margin: 0 0 0.25rem;
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.8125rem;
  line-height: 1.45;
  margin: 0;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav a {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  transition: color 0.2s;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--accent);
}

.footer-col--keywords {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  opacity: 0.85;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1rem 0 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.footer-copy,
.footer-meta {
  font-size: 0.6875rem;
  color: var(--text-muted);
  opacity: 0.65;
  margin: 0;
  letter-spacing: 0.04em;
}

@media (min-width: 768px) {
  .footer-main {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
    gap: 1.5rem;
    padding: 3.125rem 0 2.75rem;
    text-align: left;
  }

  .footer-col--brand {
    justify-self: start;
  }

  .footer-col--nav {
    justify-self: center;
  }

  .footer-nav {
    justify-content: center;
  }

  .footer-col--keywords {
    justify-self: end;
    text-align: right;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    padding: 1.125rem 0 1.375rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    animation: none;
    opacity: 1;
    transform: none;
    transition: none;
  }
}