:root {
  --hero-dark: linear-gradient(135deg, #101113, #1b1c20 58%, #0c0d10);
  --shadow-dark: 0 28px 70px rgba(0,0,0,0.28);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.lang-switch {
  position: relative;
}
.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,0.10);
  background: rgba(255,255,255,0.76);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.25s ease;
}
.lang-trigger:hover { background: #fff; }
.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 156px;
  padding: 8px;
  border-radius: 18px;
  border: 1px solid rgba(0,0,0,0.08);
  background: rgba(255,255,255,0.96);
  box-shadow: 0 18px 40px rgba(15,23,42,0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all 0.25s ease;
  pointer-events: none;
}
.lang-switch.open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.lang-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
  text-align: left;
}
.lang-option:hover,
.lang-option.active {
  background: #f3f4f6;
}

.btn-white { background: #fff; color: var(--text); border-color: #fff; }
.btn-white:hover { background: rgba(255,255,255,0.92); transform: translateY(-1px); }
.btn-dark-outline { background: rgba(255,255,255,0.05); color: #fff; border-color: rgba(255,255,255,0.16); }
.btn-dark-outline:hover { background: rgba(255,255,255,0.08); transform: translateY(-1px); }

.section-head h1,
.section-head h2,
.cta-box h2 {
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.hero {
  overflow: hidden;
  background: var(--hero-dark);
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 10%, rgba(255,255,255,0.09), transparent 22%),
    radial-gradient(circle at 82% 18%, rgba(255,255,255,0.08), transparent 18%);
}
.hero::after {
  content: "";
  position: absolute;
  right: 12%;
  top: 60px;
  width: 260px;
  height: 420px;
  transform: rotate(24deg);
  background: linear-gradient(180deg, rgba(255,255,255,0), rgba(255,255,255,0.16), rgba(255,255,255,0));
  filter: blur(52px);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 0.96fr 1.04fr;
  gap: 56px;
  align-items: center;
  min-height: calc(88vh - 76px);
  padding: 88px 0 96px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.76);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}
.hero-copy h1 {
  margin: 24px 0 0;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.05em;
  font-weight: 600;
  color: #fff;
  max-width: 760px;
}
.hero-copy p {
  margin: 22px 0 0;
  max-width: 660px;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255,255,255,0.68);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.hero-tag,
.mini-label,
.card-label {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.06);
  color: #fff;
  backdrop-filter: blur(10px);
}

.hero-visual {
  position: relative;
  min-height: 600px;
}
.hero-visual-wrap {
  position: relative;
  height: 100%;
  border-radius: 34px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  box-shadow: var(--shadow-dark);
  overflow: hidden;
  backdrop-filter: blur(24px);
  padding: 22px;
}
.hero-main {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 556px;
  border-radius: 26px;
  border: 1px solid rgba(255,255,255,0.10);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.02));
}
.hero-main::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.18), transparent 46%);
  z-index: 1;
  pointer-events: none;
}
.hero-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-badge {
  position: absolute;
  left: 26px;
  top: 26px;
  z-index: 3;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(17,17,17,0.42);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}
.hero-mini-row {
  position: absolute;
  left: 26px;
  right: 26px;
  bottom: 22px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.hero-mini-row span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.84);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  text-align: center;
}

.grid-4,
.grid-3,
.grid-2,
.form-grid,
.business-grid {
  display: grid;
  gap: 20px;
}
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2,
.business-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.channel-card,
.contact-use-card,
.why-card,
.business-card,
.cta-box,
.form-card {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255,255,255,0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  padding: 26px;
}

.hover-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.hover-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
  border-color: rgba(0,0,0,0.12);
}

.icon-box {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #f7f7f8;
  color: var(--text);
  flex-shrink: 0;
}
.channel-card h3,
.contact-use-card h3,
.why-card h3,
.business-card h3 {
  margin: 18px 0 0;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 600;
  color: var(--text);
}
.channel-card p,
.contact-use-card p,
.why-card p,
.business-card p,
.cta-box p,
.form-card p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-3);
}
.channel-value,
.business-value {
  margin-top: 18px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
  font-weight: 600;
}

.why-card,
.contact-use-card,
.business-card,
.channel-card {
  background: linear-gradient(180deg, #ffffff, #f5f6f8);
}

.business-list,
.why-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  padding: 0;
  list-style: none;
}
.business-list li,
.why-list li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}
.business-list li::before,
.why-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, #111111, #777777);
  box-shadow: 0 0 0 4px rgba(17,17,17,0.06);
}

.form-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #111111, #2a2a2a);
  border: 1px solid rgba(255,255,255,0.10);
  color: #fff;
  box-shadow: var(--shadow-dark);
}
.form-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: radial-gradient(rgba(255,255,255,0.14) 1px, transparent 1px);
  background-size: 24px 24px;
  mix-blend-mode: overlay;
  pointer-events: none;
}
.form-card-inner {
  position: relative;
  z-index: 1;
}
.form-card h2,
.form-card p { color: #fff; }
.form-card p { color: rgba(255,255,255,0.65); }
.field {
  display: grid;
  gap: 10px;
}
.field label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.62);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font: inherit;
  outline: none;
}
.field textarea {
  min-height: 150px;
  resize: vertical;
}
.field input::placeholder,
.field textarea::placeholder { color: rgba(255,255,255,0.42); }
.field.full { grid-column: 1 / -1; }
.form-note {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(255,255,255,0.52);
}
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.field-check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.82);
  font-size: 14px;
}
.field-check input { width: 16px; height: 16px; margin: 0; }
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 26px;
}

.cta-box {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  border: 1px solid rgba(255,255,255,0.10);
  background: linear-gradient(135deg, #111111, #2a2a2a);
  color: #fff;
  padding: 56px 48px;
  box-shadow: 0 30px 70px rgba(0,0,0,0.20);
}
.cta-box::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: radial-gradient(rgba(255,255,255,0.14) 1px, transparent 1px);
  background-size: 24px 24px;
  mix-blend-mode: overlay;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 860px;
}
.cta-box h2,
.cta-box p { color: #fff; }
.cta-box p { color: rgba(255,255,255,0.65); }
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}
.cta-note {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(255,255,255,0.52);
}

.icon {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

@media (max-width: 1199px) {
  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .business-grid,
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-grid { grid-template-columns: 1fr; }
}

@media (max-width: 991px) {
  .nav { display: none; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .section-pad { padding: 72px 0; }
  .hero-grid {
    min-height: auto;
    padding: 56px 0 64px;
    gap: 34px;
  }
  .hero-copy h1 {
    font-size: clamp(34px, 8vw, 50px);
    line-height: 1.08;
  }
  .hero-copy p { font-size: 15px; }
  .hero-actions,
  .cta-actions,
  .form-actions { flex-direction: column; }
  .hero-actions .btn,
  .cta-actions .btn,
  .form-actions .btn { width: 100%; }
  .grid-4,
  .grid-3,
  .grid-2,
  .business-grid,
  .form-grid,
  .footer-grid,
  .hero-mini-row,
  .checkbox-grid { grid-template-columns: 1fr; }
  .hero-main { min-height: 420px; }
  .channel-card,
  .contact-use-card,
  .why-card,
  .business-card,
  .cta-box,
  .form-card,
  .hero-visual-wrap { padding-left: 20px; padding-right: 20px; }
  .cta-box,
  .form-card { padding-top: 40px; padding-bottom: 40px; }
  .header-actions .btn { display: none; }
  .lang-trigger { min-height: 40px; padding: 0 12px; }
}