/* ============================================================
   J&J Marine Solution — Mobile-First Responsive Stylesheet
   ============================================================ */

/* ── CSS Variables ── */
:root {
  --navy:        #0a1628;
  --navy-mid:    #0d2144;
  --navy-light:  #1a3a6b;
  --blue:        #1a5fa8;
  --blue-light:  #2274c9;
  --gold:        #d4a843;
  --gold-light:  #f0c55a;
  --teal:        #0d7c6e;
  --teal-light:  #10a88f;
  --white:       #ffffff;
  --gray-50:     #f9fafb;
  --gray-100:    #f3f4f6;
  --gray-200:    #e5e7eb;
  --gray-400:    #9ca3af;
  --gray-600:    #4b5563;
  --gray-800:    #1f2937;
  --text:        #1f2937;
  --text-muted:  #6b7280;

  --radius:      12px;
  --radius-lg:   20px;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow:      0 4px 16px rgba(0,0,0,.12);
  --shadow-lg:   0 10px 40px rgba(0,0,0,.18);

  --header-h:    64px;
  --transition:  0.3s ease;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ── Utility ── */
.container {
  width: 100%;
  padding: 0 16px;
  margin: 0 auto;
}
@media (min-width: 480px)  { .container { padding: 0 20px; } }
@media (min-width: 768px)  { .container { padding: 0 32px; } }
@media (min-width: 1024px) { .container { max-width: 1100px; padding: 0 40px; } }
@media (min-width: 1280px) { .container { max-width: 1200px; } }

.hide-mobile { display: none; }
@media (min-width: 768px) { .hide-mobile { display: inline; } }

/* ── Section Layout ── */
.section {
  padding: 64px 0;
}
@media (min-width: 768px) { .section { padding: 80px 0; } }
@media (min-width: 1024px){ .section { padding: 100px 0; } }

.section__header {
  text-align: center;
  margin-bottom: 40px;
}
@media (min-width: 768px) { .section__header { margin-bottom: 56px; } }

.section__badge {
  display: inline-block;
  background: rgba(26,95,168,.1);
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.25;
}

.section__desc {
  font-size: clamp(0.9rem, 2vw, 1rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Light variant (dark bg sections) */
.section__header--light { color: var(--white); }
.section__badge--light { background: rgba(255,255,255,.15); color: var(--gold-light); }
.section__title--light { color: var(--white); }
.section__desc--light  { color: rgba(255,255,255,.75); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}
@media (min-width: 480px) { .btn { padding: 13px 28px; font-size: 0.95rem; } }

.btn--primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn--primary:hover {
  background: var(--blue-light);
  border-color: var(--blue-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,95,168,.35);
}

.btn--secondary {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}
.btn--secondary:hover {
  background: var(--teal-light);
  border-color: var(--teal-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13,124,110,.35);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn--full { width: 100%; }

/* ── Card Grids ── */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 480px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) {
  .card-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ── Fade-in Animation ── */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10,22,40,.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  background: rgba(10,22,40,.98);
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
}

.header__inner {
  display: flex;
  align-items: center;
  height: var(--header-h);
  gap: 0;
}

/* 모바일: 로고 | (빈공간) | EN KO JP | ☰ */
.header__logo {
  flex-shrink: 0;
}
.lang-switcher {
  margin-left: auto;   /* 로고 오른쪽 나머지 공간 */
  margin-right: 10px;  /* 햄버거와 간격 */
  flex-shrink: 0;
}
.nav-toggle {
  flex-shrink: 0;
}

/* 데스크톱: 로고 | (빈공간) | 메뉴링크 | EN KO JP */
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
  .lang-switcher {
    margin-left: 12px;
    margin-right: 0;
    padding-left: 12px;
    border-left: 1px solid rgba(255,255,255,.15);
  }
}

.header__logo {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.95);
  border-radius: 8px;
  padding: 4px 10px;
  transition: opacity var(--transition);
}
.header__logo:hover { opacity: 0.88; }

/* 헤더 로고 img */
.logo-img {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* Contact 로고 */
.contact__logo {
  height: 64px;
  width: auto;
  display: block;
  object-fit: contain;
  background: rgba(255,255,255,0.92);
  border-radius: 8px;
  padding: 6px 14px;
  margin-bottom: 4px;
}

/* 푸터 로고 */
.footer__logo {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  background: rgba(255,255,255,0.92);
  border-radius: 6px;
  padding: 4px 10px;
  margin-bottom: 10px;
}

/* Hamburger — 모바일에서만 표시 */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav – mobile drawer */
.nav {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 12px 0 20px;
  z-index: 999;
  box-shadow: 0 8px 30px rgba(0,0,0,.3);
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
}
.nav.open { display: block; }

.nav__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 16px;
}

.nav__link {
  display: block;
  color: rgba(255,255,255,.85);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: 8px;
  transition: all var(--transition);
}
.nav__link:hover, .nav__link.active {
  background: rgba(255,255,255,.08);
  color: var(--white);
}
.nav__cta {
  margin-top: 8px;
  background: var(--blue);
  color: var(--white) !important;
  text-align: center;
  border-radius: var(--radius);
}
.nav__cta:hover { background: var(--blue-light) !important; }

/* Desktop nav */
@media (min-width: 768px) {
  /* 데스크톱에서 햄버거 완전 숨김 */
  .nav-toggle {
    display: none !important;
  }
  .nav {
    display: flex !important;
    align-items: center;
    margin-left: auto;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
    max-height: none;
    overflow: visible;
  }
  .nav__list {
    flex-direction: row;
    align-items: center;
    gap: 4px;
    padding: 0;
  }
  .nav__link {
    font-size: 0.875rem;
    padding: 8px 14px;
    color: rgba(255,255,255,.8);
  }
  .nav__cta {
    margin-top: 0;
    padding: 8px 18px;
  }
}

/* ── Language Switcher ── */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
/* 모바일: 크고 선명하게 */
.lang-btn {
  background: rgba(255,255,255,.18);
  border: 1.5px solid rgba(255,255,255,.5);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 7px 11px;
  border-radius: 7px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.04em;
  white-space: nowrap;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.lang-btn:hover,
.lang-btn:focus {
  background: rgba(255,255,255,.28);
  color: #ffffff;
  outline: none;
}
.lang-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--navy);
  font-weight: 900;
  box-shadow: 0 2px 10px rgba(212,168,67,.5);
}

/* 데스크톱: 조금 더 컴팩트 */
@media (min-width: 768px) {
  .lang-switcher {
    margin-left: 14px;
    padding-left: 14px;
    border-left: 1px solid rgba(255,255,255,.2);
    gap: 4px;
  }
  .lang-btn {
    font-size: 0.72rem;
    padding: 5px 9px;
    border-width: 1px;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 50%, #102040 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 40px) 0 60px;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 20% 50%, rgba(26,95,168,.18) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 30%, rgba(212,168,67,.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 16px;
}
@media (min-width: 480px) { .hero__content { padding: 0 24px; } }

.hero__badge {
  display: inline-block;
  background: rgba(212,168,67,.2);
  color: var(--gold-light);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 16px;
  border-radius: 50px;
  border: 1px solid rgba(212,168,67,.3);
  margin-bottom: 20px;
}

.hero__title {
  font-size: clamp(1.75rem, 5.5vw, 3rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  color: rgba(255,255,255,.75);
  margin-bottom: 36px;
  line-height: 1.65;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero__stat {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 16px 20px;
  min-width: 100px;
  text-align: center;
  backdrop-filter: blur(6px);
  flex: 1 1 90px;
  max-width: 140px;
}

.hero__stat-num {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  color: var(--gold-light);
}
.hero__stat-unit { font-size: 1.2rem; color: var(--gold-light); font-weight: 700; }
.hero__stat-label {
  display: block;
  font-size: 0.72rem;
  color: rgba(255,255,255,.65);
  margin-top: 4px;
  line-height: 1.3;
}

.hero__cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
@media (min-width: 400px) {
  .hero__cta {
    flex-direction: row;
    justify-content: center;
  }
}

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
}
.hero__scroll span {
  display: block;
  width: 20px;
  height: 34px;
  border: 2px solid rgba(255,255,255,.35);
  border-radius: 12px;
  position: relative;
}
.hero__scroll span::after {
  content: '';
  position: absolute;
  top: 5px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 8px;
  background: rgba(255,255,255,.6);
  border-radius: 2px;
  animation: scrollBounce 1.8s ease infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  80%       { transform: translateX(-50%) translateY(10px); opacity: 0; }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--gray-50); }

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 20px;
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card--icon .card__icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--white);
  margin-bottom: 16px;
}
.card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.card__text { font-size: 0.875rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================================
   SOLUTIONS
   ============================================================ */
.solutions { background: var(--white); }

.solutions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .solutions__grid { grid-template-columns: repeat(2, 1fr); } }

.solution-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.solution-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.solution-card__header {
  padding: 28px 24px 20px;
  position: relative;
  overflow: hidden;
}
.solution-card__header--stp {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
}
.solution-card__header--rtp {
  background: linear-gradient(135deg, #0a2a20 0%, var(--teal) 100%);
}

.solution-card__badge {
  display: inline-block;
  background: rgba(255,255,255,.2);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 50px;
  margin-bottom: 8px;
}

.solution-card__title {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}
.solution-card__subtitle {
  font-size: 0.85rem;
  color: rgba(255,255,255,.8);
  margin-top: 4px;
}

.solution-card__body { padding: 20px; }

.solution-card__list {
  margin-bottom: 20px;
}
.solution-card__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text);
  padding: 6px 0;
  border-bottom: 1px solid var(--gray-100);
}
.solution-card__list li:last-child { border-bottom: none; }
.solution-card__list li .fa-check-circle {
  color: var(--blue);
  margin-top: 2px;
  flex-shrink: 0;
}
.solution-card__header--rtp ~ .solution-card__body .fa-check-circle {
  color: var(--teal);
}

.solution-card__chart-wrap {
  margin-bottom: 20px;
  height: 200px;
  position: relative;
}

/* ============================================================
   FEATURES
   ============================================================ */
.features { background: var(--gray-50); }

.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 20px;
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feature-card__icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, rgba(26,95,168,.1), rgba(26,95,168,.18));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--blue);
  margin-bottom: 14px;
}
.feature-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}
.feature-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================================
   RESULTS
   ============================================================ */
.results {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #0a2040 100%);
  position: relative;
  overflow: hidden;
}
.results::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 80% 20%, rgba(212,168,67,.08) 0%, transparent 60%);
  pointer-events: none;
}

.results__counters {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}
@media (min-width: 768px) { .results__counters { grid-template-columns: repeat(4, 1fr); gap: 24px; } }

.results__counter {
  text-align: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 20px 12px;
  backdrop-filter: blur(6px);
}
@media (min-width: 480px) { .results__counter { padding: 24px 16px; } }

.results__num {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
}
.results__unit { font-size: 1.4rem; color: var(--gold-light); font-weight: 800; }
.results__label {
  display: block;
  font-size: 0.78rem;
  color: rgba(255,255,255,.75);
  font-weight: 600;
  margin-top: 8px;
  line-height: 1.3;
}
.results__note {
  display: block;
  font-size: 0.7rem;
  color: rgba(255,255,255,.45);
  margin-top: 4px;
}

.results__charts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  position: relative;
  z-index: 1;
}
@media (min-width: 768px) { .results__charts { grid-template-columns: repeat(2, 1fr); gap: 32px; } }

.results__chart-box {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 20px 16px 24px;
}
@media (min-width: 480px) { .results__chart-box { padding: 24px 20px 28px; } }

.results__chart-box h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  text-align: center;
}

.chart-container {
  position: relative;
  height: 220px;
}
@media (min-width: 480px) { .chart-container { height: 250px; } }
@media (min-width: 768px) { .chart-container { height: 280px; } }

/* ============================================================
   ARCHITECTURE
   ============================================================ */
.architecture { background: var(--gray-50); }

.arch__diagram {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: stretch;
  margin-bottom: 32px;
}
@media (min-width: 640px) {
  .arch__diagram {
    flex-direction: row;
    align-items: center;
    gap: 0;
  }
}

.arch__side {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.arch__side--vessel { border-top: 4px solid var(--blue); }
.arch__side--shore  { border-top: 4px solid var(--teal); }

.arch__side-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gray-100);
}
.arch__side--vessel .arch__side-title i { color: var(--blue); }
.arch__side--shore  .arch__side-title i { color: var(--teal); }

.arch__items { display: flex; flex-direction: column; gap: 10px; }
.arch__item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  color: var(--text);
  padding: 8px 12px;
  background: var(--gray-50);
  border-radius: 8px;
}
.arch__item i { color: var(--blue); font-size: 1rem; width: 18px; text-align: center; flex-shrink: 0; }
.arch__side--shore .arch__item i { color: var(--teal); }

.arch__middle {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 0;
}
@media (min-width: 640px) {
  .arch__middle {
    flex-direction: column;
    padding: 0 20px;
    min-width: 80px;
  }
}

.arch__arrow {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--blue), var(--teal));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
  flex-shrink: 0;
}
.arch__sync-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.4;
}

.arch__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 640px) { .arch__features { grid-template-columns: repeat(4, 1fr); } }

.arch__feat {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--navy);
}
.arch__feat i { color: var(--blue); font-size: 1rem; flex-shrink: 0; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--white); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 900px) {
  .contact__grid {
    grid-template-columns: 1fr 1.8fr;
    gap: 48px;
    align-items: start;
  }
}

/* Info panel */
.contact__info {
  background: linear-gradient(145deg, var(--navy), var(--navy-mid));
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  color: var(--white);
}
@media (min-width: 480px) { .contact__info { padding: 36px 32px; } }

.contact__logo-wrap {
  margin-bottom: 16px;
}
.contact__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,.7);
  margin-bottom: 24px;
  line-height: 1.5;
}

.contact__details { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.contact__details li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
}
.contact__details li i {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  flex-shrink: 0;
}
.contact__details a {
  color: rgba(255,255,255,.85);
  transition: color var(--transition);
}
.contact__details a:hover { color: var(--gold-light); }

.contact__badges { display: flex; flex-direction: column; gap: 8px; }
.contact__badge-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.85);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 50px;
}
.contact__badge-item i { color: var(--gold-light); }
@media (min-width: 400px) {
  .contact__badges { flex-direction: row; flex-wrap: wrap; }
}

/* Form */
.contact__form-wrap {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  border: 1px solid var(--gray-200);
}
@media (min-width: 480px) { .contact__form-wrap { padding: 32px 28px; } }

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success i {
  font-size: 3rem;
  color: #22c55e;
  margin-bottom: 16px;
}
.form-success h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.form-success p { color: var(--text-muted); margin-bottom: 20px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 560px) { .form-row { grid-template-columns: repeat(2, 1fr); } }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
}
.req { color: #ef4444; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,95,168,.12);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #ef4444;
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-error {
  font-size: 0.78rem;
  color: #ef4444;
  display: none;
}
.form-error.show { display: block; }

.btn--submit { margin-top: 4px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.75);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 40px;
  padding-bottom: 24px;
}
@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 32px;
  }
}

.footer__logo {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  background: rgba(255,255,255,0.92);
  border-radius: 6px;
  padding: 4px 10px;
  margin-bottom: 10px;
}
.footer__tagline { font-size: 0.8rem; color: rgba(255,255,255,.5); }

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}
.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--gold-light); }

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__contact a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer__contact a:hover { color: var(--gold-light); }
.footer__contact i { color: var(--gold); font-size: 0.85rem; width: 16px; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 16px 0;
  text-align: center;
}
.footer__bottom p { font-size: 0.8rem; color: rgba(255,255,255,.4); }

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--navy);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  transition: transform 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  pointer-events: none;
  max-width: calc(100vw - 40px);
  text-align: center;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.success { background: #166534; }
.toast.error   { background: #991b1b; }
.toast.info    { background: var(--blue); }

/* ============================================================
   SCROLLBAR (desktop)
   ============================================================ */
@media (min-width: 768px) {
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: var(--gray-100); }
  ::-webkit-scrollbar-thumb { background: var(--gray-400); border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: var(--blue); }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
  .header, .nav-toggle, .hero__scroll, .toast { display: none !important; }
  .section { padding: 30px 0; }
  .hero { min-height: auto; padding: 40px 0; }
}