/* ========================================
   아리컴 홈페이지 스타일시트
   ======================================== */

/* ── 기본 변수 (아리컴 간판 브랜딩) ── */
:root {
  --primary:   #1e6929;   /* 간판 진한 산림 녹색 */
  --primary-d: #155220;   /* 더 어두운 녹색 */
  --primary-l: #267d33;   /* 밝은 녹색 */
  --accent:    #e87820;   /* 간판 주황 별 */
  --accent-l:  #f08c38;   /* 밝은 주황 */
  --tan:       #9a9070;   /* 간판 하단 카키/탄 */
  --tan-l:     #b0a888;   /* 밝은 카키 */
  --text:      #1a2a1a;
  --text-m:    #4a5a4a;
  --text-l:    #7a8a7a;
  --bg:        #f7f7f5;
  --bg-alt:    #f0efee;
  --white:     #ffffff;
  --border:    #d0dbd0;
  --shadow:    0 4px 24px rgba(30,105,41,.12);
  --shadow-l:  0 12px 48px rgba(30,105,41,.18);
  --radius:    12px;
  --radius-l:  20px;
  --nav-h:     72px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ── 에코드림 (S-CoreDream) 웹폰트 ── */
@font-face {
  font-family: 'EcoDream';
  src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_six@1.2/S-CoreDream-8Heavy.woff') format('woff');
  font-weight: 800;
  font-display: swap;
}
@font-face {
  font-family: 'EcoDream';
  src: url('https://cdn.jsdelivr.net/gh/projectnoonnu/noonfonts_six@1.2/S-CoreDream-9Black.woff') format('woff');
  font-weight: 900;
  font-display: swap;
}

/* ── 리셋 & 기본 ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic',
               'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; }

/* ── 컨테이너 ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── 공통 섹션 ── */
.section { padding: 100px 0; }
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.25;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-m);
}

/* ── 버튼 ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: .95rem;
  font-weight: 700;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(232,120,32,.30);
}
.btn-primary:hover {
  background: var(--accent-l);
  box-shadow: 0 6px 24px rgba(232,120,32,.40);
  transform: translateY(-2px);
}
.btn-outline {
  border: 2px solid rgba(255,255,255,.6);
  color: var(--white);
}
.btn-outline:hover {
  background: rgba(255,255,255,.15);
  border-color: var(--white);
}
.btn-full { width: 100%; justify-content: center; }

/* ════════════════════════════════
   네비게이션
   ════════════════════════════════ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
#header.scrolled {
  background: rgba(13,33,55,.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0,0,0,.25);
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 로고 */
.logo { display: flex; align-items: center; text-decoration: none; }

/* 네비 텍스트 로고 (에코드림 폰트) */
.logo-text {
  font-family: 'EcoDream', 'Apple SD Gothic Neo', sans-serif;
  font-weight: 900;
  font-size: 1.65rem;
  color: #ffffff;
  letter-spacing: -.01em;
  line-height: 1;
}

/* 이미지 로고 (푸터·히어로용) */
.logo-img {
  height: 44px;
  width: auto;
  border-radius: 5px;
  box-shadow: 0 2px 10px rgba(0,0,0,.35);
  display: block;
}
.logo-img-footer {
  height: 52px;
  margin-bottom: 16px;
}

/* 메뉴 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 600;
  color: rgba(255,255,255,.82);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.10);
}
.nav-lang {
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: .82rem;
  margin-left: 8px;
}
.nav-lang:hover { background: rgba(255,255,255,.15); }

/* 햄버거 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ════════════════════════════════
   히어로
   ════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/tungnguyen0905-technology-6701504.jpg');
  background-size: 150% auto;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-color: #050e05;
  will-change: transform;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    /* 가장자리 어둡게, 중앙 밝게 - 원근감 깊이 강조 */
    radial-gradient(ellipse 70% 70% at 50% 50%, rgba(5,10,5,.30) 0%, rgba(0,0,0,.80) 100%),
    linear-gradient(to bottom, rgba(0,0,0,.55) 0%, rgba(5,12,5,.35) 40%, rgba(0,0,0,.65) 100%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 50% at 15% 50%, rgba(30,105,41,.20) 0%, transparent 65%),
    radial-gradient(ellipse 40% 60% at 85% 50%, rgba(232,120,32,.07) 0%, transparent 60%);
}

/* 히어로 2단 레이아웃 */
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  padding-top: calc(var(--nav-h) + 40px);
  padding-bottom: 80px;
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 48px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  background: rgba(232,120,32,.20);
  border: 1px solid rgba(232,120,32,.45);
  color: #f5c080;
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .10em;
  padding: 9px 22px;
  border-radius: 50px;
  margin-bottom: 32px;
}
.hero-title {
  font-size: clamp(2.6rem, 5.5vw, 4.4rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.18;
  letter-spacing: -.035em;
  margin-bottom: 24px;
  text-shadow: 0 4px 32px rgba(0,0,0,.5);
}
.hero-title .highlight { color: var(--accent); }
.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,.70);
  margin-bottom: 44px;
  letter-spacing: .06em;
}
.hero-actions { display: flex; gap: 20px; flex-wrap: wrap; }

/* 히어로 간판 이미지 */
.hero-sign {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-sign-img {
  width: 100%;
  max-width: 300px;
  border-radius: 10px;
  display: block;
  margin: 0 auto;
  box-shadow:
    0 20px 56px rgba(0,0,0,.55),
    0 6px 18px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.1);
  transform: perspective(900px) rotateY(-5deg) rotateX(2deg);
  transition: transform var(--transition), box-shadow var(--transition);
}
.hero-sign-img:hover {
  transform: perspective(900px) rotateY(-2deg) rotateX(1deg) scale(1.03);
  box-shadow: 0 28px 72px rgba(0,0,0,.6), 0 10px 28px rgba(0,0,0,.4);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 2;
}
.hero-scroll span { font-size: .72rem; letter-spacing: .15em; color: rgba(255,255,255,.4); }
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,.4), transparent);
  animation: scrollAnim 1.6s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ════════════════════════════════
   소개 섹션
   ════════════════════════════════ */
.about-section { background: var(--white); border-top: none; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-bottom: 72px;
}
.about-lead {
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 20px;
  line-height: 1.8;
}
.about-text p { color: var(--text-m); margin-bottom: 16px; }
.about-text strong { color: var(--primary); font-weight: 700; }

/* 타임라인 */
.about-timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item {
  display: flex;
  gap: 20px;
  position: relative;
  padding-bottom: 32px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: 52px;
  top: 44px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item:last-child::before { display: none; }
.timeline-year {
  min-width: 72px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .03em;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 3px 10px rgba(30,105,41,.25);
}
.timeline-content h4 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
  margin-top: 8px;
}
.timeline-content p { font-size: .88rem; color: var(--text-m); }

/* 소개 사진 */
.about-photo {
  margin-top: 56px;
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: var(--shadow-l);
}
.about-photo-img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: center 40%;
  display: block;
  transition: transform .6s ease;
}
.about-photo:hover .about-photo-img {
  transform: scale(1.03);
}

/* ════════════════════════════════
   사업 섹션
   ════════════════════════════════ */
.business-section { background: var(--bg-alt); }

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.business-card {
  background: var(--white);
  border-radius: var(--radius-l);
  padding: 40px 32px;
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.business-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--border);
  transition: background var(--transition);
}
.business-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-l); }
.business-card:hover::before { background: var(--primary); }
.business-card.featured { border-color: var(--accent); box-shadow: var(--shadow); }
.business-card.featured::before { background: var(--accent); }

.biz-icon {
  width: 64px; height: 64px;
  color: var(--primary);
  margin-bottom: 24px;
}
.business-card.featured .biz-icon { color: var(--accent); }

.business-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}
.business-card p { color: var(--text-m); font-size: .92rem; margin-bottom: 20px; }

.biz-list { display: flex; flex-direction: column; gap: 8px; }
.biz-list li {
  font-size: .85rem;
  color: var(--text-m);
  padding-left: 16px;
  position: relative;
}
.biz-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary);
}
.business-card.featured .biz-list li::before { background: var(--accent); }

/* ════════════════════════════════
   제품 섹션
   ════════════════════════════════ */
.products-section { background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* 탭 */
.product-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 48px;
}
.tab-btn {
  padding: 12px 36px;
  border-radius: 50px;
  font-size: .92rem;
  font-weight: 700;
  color: var(--text-m);
  border: 2px solid var(--border);
  transition: all var(--transition);
}
.tab-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(30,105,41,.25);
}
.tab-btn:hover:not(.active) {
  border-color: var(--primary);
  color: var(--primary);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* 카달로그 그리드 */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.catalog-card {
  display: flex;
  gap: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.catalog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-l); }

.catalog-img {
  width: 180px;
  flex-shrink: 0;
  overflow: hidden;
}
.software-img svg { width: 100%; height: 100%; object-fit: cover; }
.software-img { background: var(--primary); display: flex; align-items: center; justify-content: center; }
.hardware-img { background: #1a1a2e; display: flex; align-items: center; justify-content: center; }
.hardware-img svg { width: 100%; height: 100%; object-fit: cover; }
.arimi-img { background: #e8f0e8; display: flex; align-items: center; justify-content: center; }
.arimi-img img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }
.teleprompter-img { background: #111; }
.teleprompter-img img { width: 100%; height: 100%; object-fit: cover; object-position: 18% center; display: block; }
.news-img { background: #f5f0eb; display: flex; align-items: center; justify-content: center; height: 100%; min-height: 160px; max-height: 220px; }
.news-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; display: block; }
.erp-img { background: #0a1628; display: flex; align-items: center; justify-content: center; height: 100%; min-height: 160px; max-height: 220px; }
.erp-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; display: block; }

.book-img {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--bg-alt);
}
.book-cover {
  width: 100px; height: 140px;
  border-radius: 4px 8px 8px 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  box-shadow: 4px 4px 16px rgba(0,0,0,.25);
}
.book-cover span {
  font-size: .78rem;
  font-weight: 800;
  color: rgba(255,255,255,.9);
  text-align: center;
  line-height: 1.4;
}

.catalog-info {
  padding: 28px 24px 28px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.catalog-tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--primary);
  background: rgba(30,105,41,.10);
  border: 1px solid rgba(30,105,41,.22);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.catalog-info h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}
.catalog-info p {
  font-size: .86rem;
  color: var(--text-m);
  margin-bottom: 16px;
  line-height: 1.6;
}
.catalog-link {
  font-size: .85rem;
  font-weight: 700;
  color: var(--primary);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
}
.catalog-link:hover { color: var(--accent); }

/* ════════════════════════════════
   연락처 섹션
   ════════════════════════════════ */
.contact-section { background: var(--bg-alt); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 36px;
}
.contact-icon {
  width: 48px; height: 48px;
  background: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(30,105,41,.20);
}
.contact-icon svg {
  width: 22px; height: 22px;
  stroke: var(--white);
}
.contact-item h4 {
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--text-l);
  margin-bottom: 4px;
}
.contact-item p { color: var(--text); font-size: .95rem; }
.contact-item a { color: var(--primary); }
.contact-item a:hover { color: var(--accent); }

/* 폼 */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-l);
  padding: 44px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  letter-spacing: .03em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: .92rem;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30,105,41,.12);
  background: var(--white);
}
.form-group textarea { min-height: 130px; }
.captcha-guide { font-size: .82rem !important; color: var(--text-light) !important; font-weight: 600 !important; margin-bottom: 10px; letter-spacing: 0 !important; }
.captcha-expr { font-size: 1.9rem; letter-spacing: .18em; color: var(--primary); font-weight: 900; margin-bottom: 10px; line-height: 1.5; word-break: break-all; }

/* 전송 성공 메시지 */
.form-success {
  text-align: center;
  padding: 40px 20px;
  display: none;
}
.form-success.visible { display: block; }
.form-success svg { margin: 0 auto 16px; color: #4caf50; }
.form-success h4 { font-size: 1.2rem; font-weight: 800; color: var(--primary); margin-bottom: 8px; }
.form-success p { color: var(--text-m); }

/* ════════════════════════════════
   푸터
   ════════════════════════════════ */
.footer {
  background: var(--primary-d);
  padding: 72px 0 32px;
  color: rgba(255,255,255,.75);
  border-top: 4px solid var(--accent);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-brand .logo { margin-bottom: 20px; }
.footer-brand p { font-size: .88rem; line-height: 1.75; color: rgba(255,255,255,.55); }
.footer-links h5 {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: rgba(255,255,255,.45);
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links li { font-size: .88rem; }
.footer-links a { color: rgba(255,255,255,.7); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.10);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { font-size: .82rem; color: rgba(255,255,255,.4); }
.footer-domains { font-weight: 700; color: rgba(255,255,255,.55) !important; }

/* ════════════════════════════════
   맨 위로 버튼
   ════════════════════════════════ */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 48px; height: 48px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(30,105,41,.30);
  transition: all var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 900;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--accent); transform: translateY(-3px); }
.back-to-top svg { width: 20px; height: 20px; stroke: var(--white); }

/* ════════════════════════════════
   반응형
   ════════════════════════════════ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-photo-img { height: 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero-bg { background-attachment: scroll; }
  .section { padding: 72px 0; }
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(13,33,55,.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    gap: 0;
    padding: 16px 24px 32px;
    transform: translateY(-110%);
    transition: transform var(--transition);
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-link { padding: 14px 16px; width: 100%; border-radius: 10px; }
  .nav-lang { margin-left: 0; margin-top: 8px; }

  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero-inner { grid-template-columns: 1fr; gap: 32px; padding-top: calc(var(--nav-h) + 24px); padding-bottom: 60px; }
  .hero-sign { order: -1; }
  .hero-sign-img { transform: none; max-width: 240px; }
  .hero-actions { gap: 12px; }

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

  .catalog-grid { grid-template-columns: 1fr; }
  .catalog-card { flex-direction: column; }
  .catalog-img { width: 100%; height: 160px; }
  .catalog-info { padding: 20px; }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }

  .about-photo-img { height: 220px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .btn { padding: 12px 24px; font-size: .88rem; }
  .about-photo-img { height: 180px; }
  .product-tabs { flex-wrap: wrap; }
}