/* ============================================================
   HKDIC 官网样式 · 官方机构风（藏蓝+金 · 白底 · 衬线标题）
   ============================================================ */
:root {
    --navy: #0A2540;
    --navy-2: #123356;
    --navy-3: #1B4470;
    --gold: #C9A227;
    --gold-2: #B08D1E;
    --gold-light: #E8D48B;
    --bg: #FFFFFF;
    --bg-grey: #F5F7FA;
    --bg-navy-soft: #EDF1F6;
    --text-1: #1A2333;
    --text-2: #4A5568;
    --text-3: #718096;
    --border: #E2E8F0;
    --shadow: 0 2px 12px rgba(10, 37, 64, 0.08);
    --shadow-lg: 0 8px 30px rgba(10, 37, 64, 0.14);
    --radius: 10px;
    --transition: all 0.3s ease;
    /* 系统字体栈：国内无 Google Fonts 也能保持官方感（标题宋体系，正文黑体系） */
    --serif: 'Songti SC', 'STSong', 'STZhongsong', 'SimSun', 'Source Han Serif SC', 'Noto Serif SC', 'Times New Roman', serif;
    --sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { font-family: var(--sans); background: var(--bg); color: var(--text-1); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ========== Top Bar ========== */
.topbar { background: var(--navy); color: rgba(255,255,255,0.85); font-size: 12.5px; }
.topbar-container { max-width: 1280px; margin: 0 auto; padding: 6px 32px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.topbar-left { display: inline-flex; align-items: center; gap: 8px; letter-spacing: 1px; }
.topbar-left i { color: var(--gold); }
.topbar-right { letter-spacing: 0.5px; }

/* ========== Navigation ========== */
.navbar { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,0.97); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); transition: var(--transition); }
.navbar.scrolled { box-shadow: var(--shadow); }
.nav-container { max-width: 1280px; margin: 0 auto; padding: 0 32px; height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.logo-mark img { height: 46px; width: auto; }
.logo-icon img { height: 44px; width: auto; border-radius: 8px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-main { font-family: var(--serif); font-size: 17px; font-weight: 700; color: var(--navy); letter-spacing: 1px; }
.logo-sub { font-size: 9px; color: var(--text-3); letter-spacing: 1.6px; }
.nav-links { display: flex; gap: 26px; }
.nav-link { text-decoration: none; color: var(--text-2); font-size: 14.5px; font-weight: 500; padding: 6px 0; position: relative; white-space: nowrap; transition: var(--transition); }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 0; height: 2px; background: var(--gold); transition: var(--transition); }
.nav-link:hover, .nav-link.active { color: var(--navy); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

/* 语言切换 */
.lang-switch { display: flex; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.lang-btn { padding: 5px 10px; font-size: 12px; border: none; background: transparent; color: var(--text-2); cursor: pointer; transition: var(--transition); font-family: var(--sans); }
.lang-btn + .lang-btn { border-left: 1px solid var(--border); }
.lang-btn.active { background: var(--navy); color: #fff; }
.lang-btn:hover:not(.active) { background: var(--bg-grey); }

.btn-primary { display: inline-flex; align-items: center; gap: 8px; padding: 9px 22px; background: var(--gold); color: var(--navy); text-decoration: none; border-radius: 6px; font-size: 14px; font-weight: 700; border: none; cursor: pointer; transition: var(--transition); font-family: var(--sans); }
.btn-primary:hover { background: var(--gold-2); transform: translateY(-1px); box-shadow: 0 4px 14px rgba(201,162,39,0.35); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; padding: 9px 22px; background: transparent; color: var(--navy); text-decoration: none; border: 1.5px solid var(--navy); border-radius: 6px; font-size: 14px; font-weight: 600; cursor: pointer; transition: var(--transition); font-family: var(--sans); }
.btn-outline:hover { background: var(--navy); color: #fff; }
.btn-lg { padding: 13px 30px; font-size: 15px; }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.mobile-toggle span { width: 22px; height: 2px; background: var(--navy); transition: var(--transition); }
.mobile-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.open span:nth-child(2) { opacity: 0; }
.mobile-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== Hero ========== */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 55%, var(--navy-3) 100%); color: #fff; padding: 96px 32px 88px; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% -20%, rgba(201,162,39,0.18), transparent 55%); pointer-events: none; }
.hero-band { position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: linear-gradient(90deg, transparent, var(--gold) 30%, var(--gold) 70%, transparent); }
.hero-content { max-width: 900px; margin: 0 auto; position: relative; }
.hero-emblem { width: 76px; height: 76px; margin: 0 auto 26px; border: 2px solid var(--gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 30px; color: var(--gold); background: rgba(201,162,39,0.08); }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 20px; border: 1px solid rgba(201,162,39,0.5); border-radius: 999px; font-size: 13px; letter-spacing: 1px; color: var(--gold-light); margin-bottom: 28px; }
.hero-title { font-family: var(--serif); font-weight: 900; line-height: 1.25; margin-bottom: 22px; }
.hero-title .title-line { display: block; font-size: clamp(30px, 5vw, 52px); letter-spacing: 4px; }
.hero-title .title-accent { color: var(--gold); }
.hero-desc { font-size: clamp(14px, 1.8vw, 17px); color: rgba(255,255,255,0.82); line-height: 2; margin-bottom: 36px; letter-spacing: 1px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; margin-bottom: 56px; flex-wrap: wrap; }
.hero .btn-outline { color: #fff; border-color: rgba(255,255,255,0.55); }
.hero .btn-outline:hover { background: #fff; color: var(--navy); }
.hero-stats { display: flex; justify-content: center; gap: clamp(28px, 6vw, 72px); }
.stat-item { display: flex; flex-direction: column; align-items: center; gap: 4px; position: relative; padding-bottom: 10px; }
.stat-value { display: flex; align-items: baseline; line-height: 1; }
.stat-number, .stat-plus { font-family: var(--serif); font-size: clamp(26px, 3.4vw, 38px); font-weight: 700; color: var(--gold); }
.stat-item::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 28px; height: 2px; background: rgba(201,162,39,0.5); }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.75); letter-spacing: 1px; }

/* ========== Sections ========== */
.section { padding: 88px 32px; }
.section-grey { background: var(--bg-grey); }
.section-navy { background: linear-gradient(160deg, var(--navy), var(--navy-2)); }
.section-container { max-width: 1280px; margin: 0 auto; }
.section-header { text-align: center; max-width: 760px; margin: 0 auto 56px; }
.section-tag { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 4px; color: var(--gold-2); margin-bottom: 14px; }
.tag-gold { color: var(--gold); }
.section-title { font-family: var(--serif); font-size: clamp(26px, 3.6vw, 38px); font-weight: 900; color: var(--navy); letter-spacing: 2px; margin-bottom: 16px; }
.title-light { color: #fff; }
.title-rule { width: 56px; height: 3px; background: var(--gold); margin: 0 auto 18px; }
.rule-center { margin-left: auto; margin-right: auto; }
.section-desc { font-size: 15.5px; color: var(--text-3); letter-spacing: 0.5px; }
.desc-light { color: rgba(255,255,255,0.75); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ========== Cards ========== */
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 30px; transition: var(--transition); position: relative; }
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: rgba(201,162,39,0.45); }
.card-icon { width: 60px; height: 60px; border-radius: 50%; background: var(--bg-navy-soft); color: var(--navy); display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 22px; transition: var(--transition); }
.card:hover .card-icon { background: var(--navy); color: var(--gold); }
.card h3 { font-family: var(--serif); font-size: 19px; font-weight: 700; color: var(--navy); margin-bottom: 12px; letter-spacing: 1px; }
.card p { font-size: 14.5px; color: var(--text-2); margin-bottom: 16px; }
.card-solution { display: flex; align-items: flex-start; gap: 8px; font-size: 13.5px; font-weight: 600; color: var(--gold-2); border-top: 1px dashed var(--border); padding-top: 16px; }
.card-solution i { margin-top: 3px; }

.service-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.service-num { font-family: var(--serif); font-size: 40px; font-weight: 900; color: rgba(10,37,64,0.08); line-height: 1; }
.service-card .card-icon { margin-bottom: 4px; }
.feature-list { list-style: none; display: grid; gap: 9px; border-top: 1px solid var(--border); padding-top: 18px; margin-top: 6px; }
.feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-2); }
.feature-list li i { color: var(--gold-2); font-size: 12px; margin-top: 5px; }

/* ========== Path ========== */
.path-grid { display: flex; align-items: stretch; justify-content: center; gap: 10px; flex-wrap: wrap; }
.path-step { flex: 1 1 150px; max-width: 190px; background: rgba(255,255,255,0.05); border: 1px solid rgba(201,162,39,0.35); border-radius: var(--radius); padding: 28px 16px 24px; text-align: center; position: relative; transition: var(--transition); }
.path-step:hover { background: rgba(201,162,39,0.12); transform: translateY(-4px); }
.path-num { position: absolute; top: 10px; left: 14px; font-family: var(--serif); font-size: 15px; font-weight: 700; color: var(--gold); }
.path-icon { width: 54px; height: 54px; margin: 0 auto 14px; border-radius: 50%; border: 1.5px solid var(--gold); color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 20px; }
.path-step h4 { font-family: var(--serif); font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 3px; margin-bottom: 8px; }
.path-step p { font-size: 12.5px; color: rgba(255,255,255,0.72); line-height: 1.6; }
.path-dep { color: var(--gold-light) !important; }
.path-arrow { align-self: center; color: var(--gold); font-size: 16px; opacity: 0.7; }

/* ========== Membership ========== */
.member-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.member-card { background: #fff; border: 1px solid var(--border); border-top: 3px solid var(--navy); border-radius: var(--radius); padding: 34px 28px 30px; text-align: center; transition: var(--transition); position: relative; display: flex; flex-direction: column; }
.member-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-5px); }
.member-card.premium { border-top-color: var(--gold); border-color: rgba(201,162,39,0.5); }
.member-badge { position: absolute; top: 14px; right: -1px; background: var(--gold); color: var(--navy); font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 6px 0 0 6px; letter-spacing: 2px; }
.member-tier { font-family: var(--serif); font-size: 21px; font-weight: 900; color: var(--navy); letter-spacing: 4px; margin-bottom: 10px; }
.member-price { font-family: var(--serif); font-size: 34px; font-weight: 900; color: var(--gold-2); margin-bottom: 4px; }
.member-period { font-size: 12.5px; color: var(--text-3); letter-spacing: 2px; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px dashed var(--border); }
.member-perks { list-style: none; text-align: left; display: grid; gap: 10px; margin-bottom: 26px; flex-grow: 1; }
.member-perks li { display: flex; align-items: flex-start; gap: 9px; font-size: 14px; color: var(--text-2); }
.member-perks li i { color: var(--gold-2); font-size: 12px; margin-top: 5px; }
.btn-member { display: block; text-align: center; padding: 11px; border: 1.5px solid var(--navy); color: var(--navy); border-radius: 6px; text-decoration: none; font-size: 14px; font-weight: 700; letter-spacing: 2px; transition: var(--transition); }
.btn-member:hover { background: var(--navy); color: #fff; }
.btn-member-gold { background: var(--gold); border-color: var(--gold); color: var(--navy); }
.btn-member-gold:hover { background: var(--gold-2); border-color: var(--gold-2); color: var(--navy); }
.membership-note { margin-top: 40px; display: flex; align-items: flex-start; justify-content: center; gap: 10px; background: var(--bg-navy-soft); border-left: 3px solid var(--gold); border-radius: 0 var(--radius) var(--radius) 0; padding: 16px 24px; font-size: 13.5px; color: var(--text-2); text-align: left; }
.membership-note i { color: var(--gold-2); margin-top: 3px; }

/* ========== Backing ========== */
.backing-dep { position: absolute; top: 18px; right: 18px; font-size: 12px; font-weight: 700; letter-spacing: 2px; color: var(--gold-2); border: 1px solid rgba(201,162,39,0.5); padding: 3px 12px; border-radius: 999px; }
.backing-card .card-icon { background: var(--navy); color: var(--gold); }
.backing-card:hover .card-icon { background: var(--gold); color: var(--navy); }

/* ========== Form ========== */
.form-container { max-width: 880px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 48px clamp(24px, 5vw, 56px); }
.form-section-title { display: flex; align-items: center; gap: 12px; font-family: var(--serif); font-size: 17px; font-weight: 700; color: var(--navy); letter-spacing: 2px; margin: 36px 0 22px; padding-bottom: 12px; border-bottom: 2px solid var(--navy); position: relative; }
.form-section-title:first-child { margin-top: 0; }
.form-section-title::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 64px; height: 2px; background: var(--gold); }
.form-section-num { width: 26px; height: 26px; border-radius: 50%; background: var(--navy); color: var(--gold); font-size: 13px; display: inline-flex; align-items: center; justify-content: center; font-family: var(--sans); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 28px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { font-size: 13.5px; font-weight: 600; color: var(--text-1); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { font-family: var(--sans); font-size: 14.5px; color: var(--text-1); border: none; border-bottom: 1.5px solid var(--border); background: transparent; padding: 8px 2px; outline: none; transition: var(--transition); border-radius: 0; }

/* 企业名称联想 */
.typeahead-group { position: relative; }
.typeahead-hint { font-size: 12px; color: var(--text-3); margin-top: 4px; min-height: 0; }
.typeahead-hint.active { color: var(--gold-2); }
.typeahead-list { position: absolute; top: 100%; left: 0; right: 0; z-index: 50; background: #fff; border: 1px solid var(--border); border-radius: 8px; box-shadow: var(--shadow-lg); max-height: 260px; overflow-y: auto; display: none; }
.typeahead-list.open { display: block; }
.typeahead-item { padding: 11px 16px; cursor: pointer; border-bottom: 1px solid var(--bg-grey); transition: background 0.15s; }
.typeahead-item:last-child { border-bottom: none; }
.typeahead-item:hover, .typeahead-item.hl { background: #FDFBF3; }
.typeahead-item .ta-name { font-size: 14px; font-weight: 600; color: var(--navy); display: block; }
.typeahead-item .ta-meta { font-size: 12px; color: var(--text-3); margin-top: 2px; display: block; }
.typeahead-item .ta-meta b { color: var(--gold-2); font-weight: 600; }
.uscc-msg { font-size: 12px; min-height: 16px; margin-top: 3px; color: #C0392B; }
.uscc-msg.ok { color: #1D8A5E; }
.license-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: -6px; }
.btn-license { display: inline-flex; align-items: center; gap: 8px; padding: 9px 18px; background: var(--bg-navy-soft); color: var(--navy); border: 1.5px dashed var(--navy-3); border-radius: 8px; font-size: 13.5px; font-weight: 600; cursor: pointer; transition: var(--transition); font-family: var(--sans); }
.btn-license:hover { background: var(--navy); color: var(--gold); border-style: solid; }
.btn-license:disabled { opacity: 0.55; cursor: wait; }
.license-status { font-size: 12.5px; color: var(--text-3); }
.license-status.ok { color: #1D8A5E; }
.license-status.err { color: #C0392B; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-bottom-color: var(--gold); }
.form-group textarea { resize: vertical; }
.input-line { height: 0; }

.membership-radio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.radio-card { display: flex; align-items: center; gap: 10px; border: 1.5px solid var(--border); border-radius: 8px; padding: 14px 16px; cursor: pointer; transition: var(--transition); position: relative; }
.radio-card:hover { border-color: var(--gold); }
.radio-card input { display: none; }
.radio-mark { width: 16px; height: 16px; border: 1.5px solid var(--text-3); border-radius: 50%; flex-shrink: 0; position: relative; transition: var(--transition); }
.radio-card input:checked ~ .radio-mark { border-color: var(--gold-2); background: var(--gold); box-shadow: inset 0 0 0 3px #fff; }
.radio-card:has(input:checked) { border-color: var(--gold); background: #FDFBF3; }
.radio-label { font-size: 14.5px; font-weight: 700; color: var(--navy); flex-grow: 1; }
.radio-price { font-size: 13.5px; font-weight: 700; color: var(--gold-2); }
.premium-radio { border-color: rgba(201,162,39,0.6); }

.industry-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 28px; }
.industry-group { border: 1px solid var(--border); border-radius: 8px; padding: 18px 20px; }
.industry-group-title { font-size: 14px; font-weight: 700; color: var(--navy); letter-spacing: 1px; margin-bottom: 12px; padding-left: 10px; border-left: 3px solid var(--gold); }
.checkbox-group { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.checkbox-item { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; color: var(--text-2); cursor: pointer; }
.checkbox-item input { display: none; }
.checkmark-sm { width: 14px; height: 14px; border: 1.5px solid var(--text-3); border-radius: 3px; position: relative; transition: var(--transition); flex-shrink: 0; }
.checkbox-item input:checked ~ .checkmark-sm { background: var(--gold); border-color: var(--gold); }
.checkbox-item input:checked ~ .checkmark-sm::after { content: '\2713'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 10px; color: #fff; }
.checkbox-item:has(input:checked) { color: var(--navy); font-weight: 600; }

.declaration-text { background: var(--bg-grey); border-left: 3px solid var(--navy); padding: 16px 20px; font-size: 13.5px; color: var(--text-2); line-height: 1.9; border-radius: 0 8px 8px 0; margin-bottom: 20px; }
.form-footer { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.checkbox-wrap { display: inline-flex; align-items: center; gap: 10px; font-size: 13.5px; color: var(--text-2); cursor: pointer; }
.checkbox-wrap input { display: none; }
.checkmark { width: 16px; height: 16px; border: 1.5px solid var(--text-3); border-radius: 4px; position: relative; flex-shrink: 0; }
.checkbox-wrap input:checked ~ .checkmark { background: var(--navy); border-color: var(--navy); }
.checkbox-wrap input:checked ~ .checkmark::after { content: '\2713'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 11px; color: var(--gold); }
.btn-submit { display: inline-flex; align-items: center; gap: 10px; background: var(--navy); color: #fff; border: none; padding: 13px 44px; border-radius: 6px; font-size: 15px; font-weight: 700; letter-spacing: 3px; cursor: pointer; transition: var(--transition); font-family: var(--sans); }
.btn-submit:hover { background: var(--navy-3); box-shadow: var(--shadow-lg); }
.btn-submit i { color: var(--gold); }
.form-success { display: none; flex-direction: column; align-items: center; text-align: center; padding: 60px 20px; gap: 14px; }
.success-icon { font-size: 60px; color: #1D8A5E; }
.form-success h3 { font-family: var(--serif); font-size: 24px; color: var(--navy); }
.form-success p { color: var(--text-2); }

/* ========== Contact ========== */
.contact-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius); padding: 30px 24px; text-align: center; transition: var(--transition); }
.contact-card:hover { border-color: rgba(201,162,39,0.5); background: rgba(201,162,39,0.08); }
.contact-card .card-icon { margin: 0 auto 16px; background: rgba(201,162,39,0.12); color: var(--gold); }
.contact-card h4 { font-family: var(--serif); font-size: 16px; color: #fff; letter-spacing: 2px; margin-bottom: 10px; }
.contact-card p { font-size: 13.5px; color: rgba(255,255,255,0.72); line-height: 1.9; }

/* ========== Footer ========== */
.footer { background: #071B30; color: rgba(255,255,255,0.7); padding: 64px 32px 0; }
.footer-container { max-width: 1280px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 1.4fr 2fr; gap: 56px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-logo-mark { background: #fff; border-radius: 8px; padding: 8px 12px; display: inline-block; }
.footer-logo-mark img { height: 40px; width: auto; display: block; }
.footer-logo .logo-main { color: #fff; }
.footer-logo .logo-sub { color: rgba(255,255,255,0.5); }
.footer-desc { font-size: 13.5px; line-height: 2; margin-bottom: 22px; }
.social-links { display: flex; gap: 12px; }
.social-links a { width: 38px; height: 38px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.75); text-decoration: none; transition: var(--transition); }
.social-links a:hover { background: var(--gold); border-color: var(--gold); color: var(--navy); }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col h4 { font-family: var(--serif); font-size: 15px; color: #fff; letter-spacing: 2px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 24px; height: 2px; background: var(--gold); }
.footer-col a { display: block; font-size: 13.5px; color: rgba(255,255,255,0.65); text-decoration: none; padding: 5px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--gold); padding-left: 4px; }
.footer-bottom { padding: 22px 0; text-align: center; font-size: 12.5px; color: rgba(255,255,255,0.45); }
.footer-domains { margin-top: 6px; letter-spacing: 2px; color: rgba(201,162,39,0.6); }

/* ========== Scroll Top / Reveal ========== */
.scroll-top { position: fixed; bottom: 32px; right: 32px; width: 46px; height: 46px; border-radius: 50%; border: none; background: var(--navy); color: var(--gold); font-size: 16px; cursor: pointer; opacity: 0; visibility: hidden; transition: var(--transition); z-index: 1100; box-shadow: var(--shadow-lg); }
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--gold); color: var(--navy); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.revealed { opacity: 1; transform: none; }

/* ========== Responsive ========== */
@media (max-width: 1080px) {
    .nav-links { gap: 18px; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .member-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .topbar-right { display: none; }
    .nav-links { position: fixed; top: 0; right: -300px; width: 280px; height: 100vh; background: #fff; flex-direction: column; padding: 90px 32px 32px; gap: 8px; box-shadow: -8px 0 30px rgba(0,0,0,0.12); transition: right 0.35s ease; z-index: 1200; }
    .nav-links.open { right: 0; }
    .nav-link { padding: 10px 0; border-bottom: 1px solid var(--bg-grey); font-size: 15px; }
    .mobile-toggle { display: flex; position: relative; z-index: 1300; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .industry-grid { grid-template-columns: 1fr; }
    .membership-radio-grid { grid-template-columns: repeat(2, 1fr); }
    .path-arrow { display: none; }
    .path-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .path-step { max-width: none; }
    .footer-top { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 560px) {
    html { scroll-padding-top: 118px; }
    .topbar-container { padding: 6px 18px; }
    .topbar-left { font-size: 11.5px; }
    .nav-container { padding: 0 14px; height: 56px; }
    .logo-mark img { height: 38px; }
    .logo-text { display: none; }
    .nav-actions { gap: 7px; }
    .lang-btn { padding: 6px 7px; font-size: 11.5px; }
    .nav-actions .btn-primary { display: none; }
    .section { padding: 56px 16px; }
    .section-header { margin-bottom: 40px; }
    .section-title { letter-spacing: 1px; }
    .section-desc { font-size: 14px; }
    .hero { padding: 54px 16px 52px; }
    .hero-emblem { width: 60px; height: 60px; font-size: 24px; margin-bottom: 18px; }
    .hero-badge { font-size: 11px; padding: 6px 12px; letter-spacing: 0.5px; width: fit-content; margin-left: auto; margin-right: auto; }
    .hero-title .title-line { font-size: clamp(23px, 6.8vw, 30px); letter-spacing: 2px; }
    .hero-desc { font-size: 13.5px; letter-spacing: 0.5px; margin-bottom: 28px; }
    .hero-buttons { flex-direction: column; align-items: stretch; max-width: 320px; margin-left: auto; margin-right: auto; margin-bottom: 44px; }
    .hero-buttons .btn-lg { justify-content: center; padding: 12px 20px; }
    .hero-stats { flex-wrap: wrap; gap: 20px 26px; }
    .stat-number, .stat-plus { font-size: 24px; }
    .stat-label { font-size: 11.5px; }
    .card { padding: 26px 18px; }
    .card h3 { font-size: 17px; }
    .backing-dep { position: static; display: inline-block; margin-bottom: 14px; }
    .path-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .path-step { max-width: none; padding: 24px 10px 18px; }
    .path-step h4 { font-size: 17px; letter-spacing: 2px; }
    .path-step p { font-size: 11.5px; }
    .member-grid { grid-template-columns: 1fr; }
    .member-card { padding: 28px 22px 24px; }
    .member-tier { font-size: 19px; letter-spacing: 2px; }
    .member-price { font-size: 30px; }
    .membership-note { flex-direction: column; gap: 6px; font-size: 12.5px; padding: 14px 16px; }
    .grid-4 { grid-template-columns: 1fr; }
    .form-container { padding: 30px 18px; }
    .form-section-title { font-size: 15.5px; }
    .form-grid { grid-template-columns: 1fr; gap: 16px; }
    .form-group input, .form-group select, .form-group textarea { font-size: 16px; }
    .form-group label { font-size: 13px; }
    .membership-radio-grid { grid-template-columns: 1fr; gap: 10px; }
    .radio-card { padding: 12px 14px; }
    .industry-grid { grid-template-columns: 1fr; gap: 14px; }
    .industry-group { padding: 14px; }
    .checkbox-group { gap: 8px 14px; }
    .declaration-text { font-size: 12.5px; padding: 12px 14px; }
    .form-footer { flex-direction: column; align-items: stretch; }
    .btn-submit { justify-content: center; width: 100%; }
    .contact-card { padding: 24px 16px; }
    .footer { padding: 44px 18px 0; }
    .footer-top { grid-template-columns: 1fr; gap: 32px; }
    .footer-links { grid-template-columns: 1fr 1fr; gap: 20px; }
    .scroll-top { bottom: 16px; right: 14px; width: 40px; height: 40px; font-size: 14px; }
}