/* =============================================
   DOOIL Solution & Engineering — style.css (V5 Dark Premium)
   ============================================= */


@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');


/* ¦¡¦¡ CSS Variables ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
:root {
  --c-red:        #C3332D;
  --c-red-glow:   rgba(195, 51, 45, 0.25);
  --c-blue:       #74A7D7;
  --c-gold:       #B8922A;


  /* ´ÙÅ© ¹è°æ °è¿­ */
  --c-black:      #080808;
  --c-dark:       #0E0E0E;
  --c-dark2:      #141414;
  --c-dark3:      #1A1A1A;
  --c-dark4:      #222222;


  /* ÅؽºÆ® */
  --c-white:      #FFFFFF;
  --c-text:       rgba(255,255,255,0.85);
  --c-text-dim:   rgba(255,255,255,0.45);
  --c-text-faint: rgba(255,255,255,0.2);


  /* Å׵θ® */
  --c-border:     rgba(255,255,255,0.07);
  --c-border2:    rgba(255,255,255,0.12);


  --font:         'Inter', sans-serif;
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:      cubic-bezier(0.7, 0, 0.84, 0);


  --header-h:     72px;
}


/* ¦¡¦¡ Reset ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}


html { scroll-behavior: smooth; }


body {
  font-family: var(--font);
  color: var(--c-text);
  background: var(--c-black);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
}


a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; height: auto; }


/* ¦¡¦¡ Container ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
.container {
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 5%;
}


/* ¦¡¦¡ Buttons ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .3s var(--ease-out);
  white-space: nowrap;
}


.btn-primary {
  background: var(--c-red);
  color: #fff;
  box-shadow: 0 4px 20px var(--c-red-glow);
}
.btn-primary:hover {
  background: #a8201b;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(195, 51, 45, .4);
}


.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.25);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.5);
}


.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.3);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
}


.btn-white {
  background: rgba(255,255,255,.1);
  color: #fff;
  border-color: rgba(255,255,255,.25);
  font-size: .8rem;
  padding: 10px 20px;
  backdrop-filter: blur(6px);
}
.btn-white:hover {
  background: rgba(255,255,255,.2);
}


.btn-sm  { padding: 9px 18px; font-size: .78rem; }
.btn-lg  { padding: 16px 36px; font-size: .9rem; }


/* ¦¡¦¡ Section Utilities ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
.section { padding: 110px 0; }


.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 70px;
}


.sec-label {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-red);
  margin-bottom: 14px;
}
.sec-label.light { color: var(--c-blue); }


.sec-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.1;
  color: var(--c-white);
}
.sec-title.light { color: #fff; }


.sec-sub {
  margin-top: 18px;
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--c-text-dim);
  line-height: 1.75;
}
.sec-sub.light { color: rgba(255,255,255,.5); }


/* ¦¡¦¡ Reveal Animations ¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡¦¡ */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity .9s var(--ease-out) var(--d, 0s),
              transform .9s var(--ease-out) var(--d, 0s);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: var(--header-h);
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: background .4s, box-shadow .4s, height .4s, border-color .4s;
  border-bottom: 1px solid rgba(255,255,255,.06);
  background: rgba(8,8,8,0);
}


.site-header.scrolled {
  background: rgba(10,10,10,.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 40px rgba(0,0,0,.5);
  border-bottom-color: rgba(255,255,255,.08);
  height: 62px;
}


.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}


/* Logo */
.site-logo { display: flex; align-items: center; flex-shrink: 0; }
.site-logo svg { height: 44px; width: auto; transition: transform .3s; }
.site-logo:hover svg { transform: scale(1.03); }


.site-header .logo-wordmark text { transition: fill .4s; fill: var(--c-white); }
.site-header.scrolled .logo-wordmark text { fill: var(--c-white); }


/* Navigation */
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  padding: 8px 14px;
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: rgba(255,255,255,.65);
  border-radius: 4px;
  transition: color .3s, background .3s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 14px; right: 14px;
  height: 1px;
  background: var(--c-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease-out);
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.04); }
.nav-links a:hover::after { transform: scaleX(1); }


.site-header.scrolled .nav-links a { color: rgba(255,255,255,.7); }


/* Header CTA */
.header-cta { display: flex; }


/* Mobile toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: rgba(255,255,255,.7);
  border-radius: 2px;
  transition: background .3s;
}


/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
  background: var(--c-dark);
}


.slideshow { position: absolute; inset: 0; z-index: 0; }


.slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity 1.6s ease-in-out, transform 12s linear;
}
.slide.active { opacity: 1; transform: scale(1); z-index: 1; }


.hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(
    115deg,
    rgba(6,6,6,.92) 0%,
    rgba(6,6,6,.5) 55%,
    rgba(6,6,6,.7) 100%
  );
}


/* ÇÏ´Ü ±×¶óµ¥ÀÌ¼Ç (¼½¼Ç°ú ÀÚ¿¬½º·´°Ô À̾îÁöµµ·Ï) */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 160px;
  background: linear-gradient(to bottom, transparent, var(--c-black));
  z-index: 3;
  pointer-events: none;
}


.hero-content {
  position: relative;
  z-index: 4;
  max-width: 780px;
  padding: 60px 0 130px;
}


.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  margin-bottom: 30px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 40px;
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(4px);
}


.hero-title {
  font-size: clamp(3rem, 6.5vw, 6rem);
  font-weight: 900;
  letter-spacing: -.04em;
  line-height: .98;
  color: #fff;
  margin-bottom: 32px;
}
.hero-title .accent { color: var(--c-red); }


.hero-sub {
  font-size: clamp(.9rem, 1.2vw, 1.1rem);
  font-weight: 300;
  color: rgba(255,255,255,.55);
  line-height: 1.85;
  margin-bottom: 48px;
  max-width: 560px;
}


.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }


/* Slide dots */
.slide-nav {
  position: absolute;
  bottom: 38px; left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 10px;
}
.dot {
  width: 28px; height: 2px;
  border: none;
  border-radius: 2px;
  background: rgba(255,255,255,.2);
  cursor: pointer;
  transition: background .3s, width .4s var(--ease-out);
}
.dot.active { background: var(--c-red); width: 44px; }


/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 40px; right: 5%;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.3);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 50px;
  background: rgba(255,255,255,.2);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: .3; }
  50%       { transform: scaleY(.4); opacity: .8; }
}


/* ============================================
   STATS BAND
   ============================================ */
.stats-band {
  background: var(--c-dark2);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  padding: 54px 0;
}


.stats-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}


.stat { text-align: center; flex: 1; min-width: 140px; }


.stat-num {
  display: block;
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--c-white);
  letter-spacing: -.05em;
  line-height: 1;
}


.stat-label {
  font-size: .72rem;
  font-weight: 500;
  color: var(--c-text-dim);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-top: 8px;
  display: block;
}


.stat-div {
  width: 1px; height: 50px;
  background: rgba(255,255,255,.08);
  flex-shrink: 0;
}


/* ============================================
   PRODUCT CATALOG
   ============================================ */
.catalog-section { background: var(--c-dark); }


.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}


.p-card {
  border-radius: 0;
  overflow: hidden;
  background: var(--c-dark3);
  border: none;
  position: relative;
  transition: transform .5s var(--ease-out);
}
.p-card:hover { transform: translateY(-6px); z-index: 1; }


/* Ä«µå Á»ó´Ü ·¹µå ¶óÀÎ ¾×¼¾Æ® */
.p-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--c-red);
  transition: width .4s var(--ease-out);
  z-index: 2;
}
.p-card:hover::before { width: 100%; }


.p-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.p-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease-out);
  filter: brightness(.85);
}
.p-card:hover .p-img-wrap img { transform: scale(1.06); filter: brightness(1); }


.p-overlay {
  position: absolute; inset: 0;
  background: rgba(6,6,6,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .4s;
}
.p-card:hover .p-overlay { opacity: 1; }


.p-body { padding: 26px 28px 30px; }


.p-tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-red);
  border: 1px solid rgba(195,51,45,.3);
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 14px;
}


.p-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 10px;
  color: var(--c-white);
}


.p-desc {
  font-size: .87rem;
  font-weight: 300;
  color: var(--c-text-dim);
  line-height: 1.72;
}


/* ============================================
   GLOBAL NETWORK
   ============================================ */
.global-section {
  background: var(--c-black);
  color: #fff;
  padding: 120px 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}


.global-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}


.global-text { position: relative; }


/* Timeline */
.timeline {
  margin: 44px 0;
  border-left: 1px solid rgba(255,255,255,.1);
  padding-left: 32px;
}
.tl-item { position: relative; margin-bottom: 36px; }
.tl-item:last-child { margin-bottom: 0; }


.tl-dot {
  position: absolute;
  left: -40px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-red);
  box-shadow: 0 0 14px var(--c-red-glow);
  transition: transform .3s;
}
.tl-item:hover .tl-dot { transform: scale(1.5); }


.tl-year {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-red);
  display: block;
  margin-bottom: 5px;
}
.tl-content h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--c-white);
}
.tl-content p {
  font-size: .87rem;
  color: var(--c-text-dim);
  font-weight: 300;
}


/* Global badges */
.global-badges {
  display: flex; flex-wrap: wrap;
  gap: 8px; margin-top: 36px;
}
.gbadge {
  padding: 6px 14px;
  font-size: .78rem;
  font-weight: 500;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 2px;
  color: var(--c-text-dim);
  transition: background .3s, border-color .3s, color .3s;
  background: rgba(255,255,255,.02);
}
.gbadge:hover {
  background: rgba(195,51,45,.1);
  border-color: rgba(195,51,45,.3);
  color: rgba(255,255,255,.85);
}


/* Map */
.global-map { position: relative; }
.map-img {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--c-border2);
}
.map-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(60%) brightness(.7);
}
.map-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(8,8,8,.5), rgba(8,8,8,.2));
}


/* Ping points */
.ping {
  position: absolute; z-index: 2;
  width: 10px; height: 10px;
  background: var(--c-red);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--c-red);
  transform: translate(-50%, -50%);
}
.ping::after {
  content: '';
  position: absolute; inset: -8px;
  border: 1px solid var(--c-red);
  border-radius: 50%;
  animation: pingPulse 2s ease-out infinite;
}
.ping-korea { top: 42%; left: 78%; }
.ping-uae   { top: 52%; left: 57%; }
.ping-sg    { top: 58%; left: 73%; }
.ping-vn    { top: 52%; left: 74%; }
.ping-th    { top: 54%; left: 71%; }


@keyframes pingPulse {
  0%   { transform: scale(.4); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}


/* ============================================
   ABOUT / DIVISIONS
   ============================================ */
.about-section { background: var(--c-dark2); }


.divisions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--c-border);
}


.div-card {
  background: var(--c-dark3);
  padding: 40px 36px 44px;
  transition: background .4s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.div-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-red), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease-out);
}
.div-card:hover { background: var(--c-dark4); }
.div-card:hover::after { transform: scaleX(1); }


.div-icon { font-size: 2rem; margin-bottom: 20px; opacity: .85; }


.div-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -.02em;
  color: var(--c-white);
}
.div-card p {
  font-size: .87rem;
  font-weight: 300;
  color: var(--c-text-dim);
  line-height: 1.78;
}


/* ============================================
   CTA BAND
   ============================================ */
.cta-band {
  background: var(--c-dark);
  padding: 110px 0;
  border-top: 1px solid var(--c-border);
  position: relative;
  overflow: hidden;
}


/* ¹è°æ ·¹µå ±Û·Î¿ì È¿°ú */
.cta-band::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(195,51,45,.15) 0%, transparent 70%);
  pointer-events: none;
}


.cta-inner { text-align: center; position: relative; z-index: 1; }


.cta-inner h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 900;
  letter-spacing: -.04em;
  color: var(--c-white);
  margin-bottom: 18px;
}
/* Á¦¸ñÀÇ ¸¶Áö¸· ´Ü¾î ·¹µå °­Á¶ */
.cta-inner h2 em {
  color: var(--c-red);
  font-style: normal;
}


.cta-inner p {
  font-size: 1rem;
  color: var(--c-text-dim);
  font-weight: 300;
  margin-bottom: 44px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }


/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--c-black);
  color: var(--c-text-dim);
  border-top: 1px solid var(--c-border);
}


.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  padding-top: 72px;
  padding-bottom: 64px;
}


.footer-brand .footer-slogan {
  margin-top: 24px;
  font-size: .87rem;
  font-weight: 300;
  color: var(--c-text-faint);
  line-height: 1.75;
}


.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}


.f-col h4 {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-bottom: 22px;
}
.f-col ul li { margin-bottom: 12px; }
.f-col a {
  font-size: .87rem;
  font-weight: 300;
  color: var(--c-text-faint);
  transition: color .25s;
}
.f-col a:hover { color: var(--c-red); }


/* Company Info Band */
.footer-info-band {
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  padding: 28px 0;
}
.footer-info-inner p {
  font-size: .8rem;
  font-weight: 300;
  color: var(--c-text-faint);
  line-height: 2.1;
}
.footer-info-inner strong {
  font-weight: 600;
  color: rgba(255,255,255,.4);
}


/* Footer Bottom */
.footer-bottom { padding: 24px 0; }
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.footer-bottom-inner span {
  font-size: .78rem;
  color: var(--c-text-faint);
  font-weight: 300;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  font-size: .78rem;
  color: var(--c-text-faint);
  font-weight: 300;
  transition: color .25s;
}
.footer-links a:hover { color: rgba(255,255,255,.6); }


/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .global-inner { grid-template-columns: 1fr; gap: 50px; }
  .footer-inner { grid-template-columns: 1fr; gap: 50px; }
}


@media (max-width: 768px) {
  .nav-links, .header-cta { display: none; }
  .mobile-toggle { display: flex; }


  .product-grid { grid-template-columns: 1fr; gap: 1px; }
  .divisions-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }


  .stats-inner { justify-content: center; }
  .stat-div { display: none; }
}