*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ali:      #FF6A00;
  --ali-dark: #cc5200;
  --ali-dim:  rgba(255,106,0,0.12);
  --sol:      #9945FF;
  --sol-dim:  rgba(153,69,255,0.15);
  --bg:       #f8f7f5;
  --white:    #ffffff;
  --dark:     #111111;
  --dark2:    #1a1a1a;
  --border:   #e8e5e0;
  --text:     #1a1a1a;
  --muted:    #6b6b6b;
  --shadow:   0 2px 16px rgba(0,0,0,0.08);
  --radius:   12px;
}

html { scroll-behavior: smooth; }
body { font-family: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.7; }
a { color: inherit; text-decoration: none; }

/* ── Header ── */
.header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.header-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; height: 68px; display: flex; align-items: center; justify-content: space-between; }
.header-brand { display: flex; flex-direction: column; gap: 2px; }
.ali-logo { display: flex; align-items: center; gap: 8px; }
.brand-text { font-size: 18px; font-weight: 800; color: var(--dark); letter-spacing: 0.5px; }
.brand-sub { font-size: 10px; color: var(--muted); letter-spacing: 2px; padding-left: 36px; }
.header-nav { display: flex; gap: 28px; }
.header-nav a { font-size: 13px; color: var(--muted); font-weight: 500; transition: color 0.15s; }
.header-nav a:hover { color: var(--ali); }
.btn-consult { background: var(--ali); color: #fff; border: none; padding: 9px 20px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; transition: background 0.15s; }
.btn-consult:hover { background: var(--ali-dark); }

/* ── Hero ── */
.hero { position: relative; background: linear-gradient(135deg, #111 0%, #1a1a1a 40%, #2a1500 100%); min-height: 580px; display: flex; align-items: center; overflow: hidden; }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 50%, rgba(255,106,0,0.15) 0%, transparent 60%); }
.hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M0 0h80v80H0z'/%3E%3C/g%3E%3C/svg%3E"); }
.hero-inner { position: relative; max-width: 1280px; margin: 0 auto; padding: 80px 32px; }
.hero-badge { display: inline-block; background: var(--ali-dim); border: 1px solid rgba(255,106,0,0.4); color: var(--ali); font-size: 12px; font-weight: 600; padding: 5px 16px; border-radius: 20px; letter-spacing: 1px; margin-bottom: 24px; }
.hero-title { font-size: 52px; font-weight: 900; color: #fff; line-height: 1.2; margin-bottom: 20px; letter-spacing: 1px; }
.hero-desc { font-size: 16px; color: rgba(255,255,255,0.65); max-width: 520px; margin-bottom: 36px; line-height: 1.8; }
.hero-actions { display: flex; gap: 14px; margin-bottom: 52px; }
.btn-primary { background: var(--ali); color: #fff; border: none; padding: 13px 28px; border-radius: 10px; font-size: 14px; font-weight: 700; cursor: pointer; transition: background 0.15s; }
.btn-primary:hover { background: var(--ali-dark); }
.btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.3); padding: 13px 28px; border-radius: 10px; font-size: 14px; font-weight: 500; cursor: pointer; transition: border-color 0.15s; }
.btn-ghost:hover { border-color: rgba(255,255,255,0.7); }
.hero-stats { display: flex; align-items: center; gap: 32px; }
.hstat { text-align: left; }
.hstat-num { display: block; font-size: 22px; font-weight: 800; color: var(--ali); }
.hstat-label { display: block; font-size: 11px; color: rgba(255,255,255,0.5); margin-top: 2px; }
.hstat-div { width: 1px; height: 40px; background: rgba(255,255,255,0.15); }

/* ── Solana Banner ── */
.solana-banner { background: linear-gradient(135deg, #0a0a1a 0%, #130a2a 50%, #0d1a0d 100%); padding: 72px 0; position: relative; overflow: hidden; }
.solana-banner::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 80% 50%, rgba(153,69,255,0.12) 0%, transparent 60%); }
.solana-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 1fr 380px; gap: 60px; align-items: center; position: relative; }
.tag { display: inline-block; font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: 20px; margin-right: 8px; margin-bottom: 8px; }
.tag-gov { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); border: 1px solid rgba(255,255,255,0.2); }
.tag-sol { background: rgba(153,69,255,0.2); color: #b57bff; border: 1px solid rgba(153,69,255,0.4); }
.tag-new { background: rgba(255,106,0,0.2); color: #ff9f4a; border: 1px solid rgba(255,106,0,0.4); }
.solana-tags { margin-bottom: 20px; }
.solana-title { font-size: 42px; font-weight: 900; color: #fff; line-height: 1.2; margin-bottom: 20px; }
.solana-desc { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.9; margin-bottom: 12px; }
.solana-desc strong { color: #b57bff; }
.solana-meta { display: flex; flex-direction: column; gap: 10px; margin: 24px 0; }
.smeta-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(255,255,255,0.75); }
.smeta-item svg { flex-shrink: 0; color: var(--sol); }
.partner-label { font-size: 11px; color: rgba(255,255,255,0.4); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 10px; display: block; }
.partner-logos { display: flex; gap: 8px; flex-wrap: wrap; }
.partner-chip { font-size: 11px; font-weight: 700; padding: 5px 14px; border-radius: 20px; }
.partner-chip.sol { background: rgba(153,69,255,0.2); color: #b57bff; border: 1px solid rgba(153,69,255,0.4); }
.partner-chip.kamino { background: rgba(0,200,150,0.15); color: #00c896; border: 1px solid rgba(0,200,150,0.3); }
.partner-chip.gov { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7); border: 1px solid rgba(255,255,255,0.15); }
.partner-chip.ali { background: rgba(255,106,0,0.15); color: #ff9f4a; border: 1px solid rgba(255,106,0,0.3); }
.solana-card-visual { background: linear-gradient(145deg, rgba(153,69,255,0.15), rgba(0,200,150,0.08)); border: 1px solid rgba(153,69,255,0.3); border-radius: 20px; padding: 40px 32px; text-align: center; position: relative; overflow: hidden; }
.sol-glow { position: absolute; top: -40px; left: 50%; transform: translateX(-50%); width: 200px; height: 200px; background: radial-gradient(circle, rgba(153,69,255,0.3), transparent 70%); pointer-events: none; }
.sol-icon { font-size: 48px; color: #b57bff; margin-bottom: 16px; }
.sol-card-title { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 4px; }
.sol-card-sub { font-size: 13px; color: rgba(255,255,255,0.5); margin-bottom: 24px; }
.sol-divider { width: 60px; height: 1px; background: rgba(153,69,255,0.4); margin: 0 auto 24px; }
.sol-detail { font-size: 12px; color: rgba(255,255,255,0.55); margin-bottom: 6px; letter-spacing: 0.5px; }

/* ── Sections ── */
.overview-section { padding: 80px 0; background: var(--white); }
.tenants-section { padding: 80px 0; background: var(--bg); }
.leasing-section { padding: 80px 0; background: var(--dark2); }
.contact-section { padding: 80px 0; background: var(--white); }
.section-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-tag { display: inline-block; background: var(--ali-dim); color: var(--ali); font-size: 11px; font-weight: 700; padding: 5px 14px; border-radius: 20px; letter-spacing: 1px; margin-bottom: 14px; }
.tag-light { background: rgba(255,106,0,0.15); }
.section-title { font-size: 32px; font-weight: 900; color: var(--dark); margin-bottom: 12px; }
.section-title.light { color: #fff; }
.section-desc { font-size: 15px; color: var(--muted); max-width: 560px; margin: 0 auto; }
.section-desc.light { color: rgba(255,255,255,0.55); }

/* ── Overview Grid ── */
.overview-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.ov-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: transform 0.18s, box-shadow 0.18s; }
.ov-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ov-icon { font-size: 32px; margin-bottom: 14px; }
.ov-title { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.ov-card p { font-size: 13px; color: var(--muted); line-height: 1.8; }

/* ── Tenant Filter ── */
.tenant-filter { display: flex; gap: 10px; margin-bottom: 32px; flex-wrap: wrap; }
.tf-btn { background: var(--white); border: 1px solid var(--border); color: var(--muted); font-size: 12px; font-weight: 500; padding: 7px 18px; border-radius: 20px; cursor: pointer; transition: all 0.15s; }
.tf-btn:hover { border-color: var(--ali); color: var(--ali); }
.tf-btn.active { background: var(--ali); border-color: var(--ali); color: #fff; }

/* ── Tenant Grid ── */
.tenant-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 16px; }
.tenant-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; align-items: center; gap: 16px; box-shadow: var(--shadow); transition: transform 0.15s, box-shadow 0.15s; }
.tenant-card:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0,0,0,0.1); }
.card-vacant { border-style: dashed; border-color: var(--ali); background: rgba(255,106,0,0.03); }
.tenant-logo { width: 56px; height: 56px; border-radius: 12px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 800; color: #fff; text-align: center; line-height: 1.3; }
.tl-muji     { background: #222; }
.tl-heytea   { background: linear-gradient(135deg,#2d5016,#4a7c25); }
.tl-starbucks{ background: #00704a; }
.tl-apple    { background: linear-gradient(135deg,#555,#222); }
.tl-nayuki   { background: linear-gradient(135deg,#c0392b,#8b0000); }
.tl-zara     { background: #1a1a1a; }
.tl-tsutaya  { background: linear-gradient(135deg,#c0392b,#e74c3c); }
.tl-lulu     { background: linear-gradient(135deg,#880e4f,#c2185b); }
.tl-hema     { background: linear-gradient(135deg,#e31837,#b71c1c); }
.tl-xiaomi   { background: linear-gradient(135deg,#ff6900,#e05000); }
.tl-yanxuan  { background: linear-gradient(135deg,#c0392b,#8b0000); }
.tl-vacant   { background: linear-gradient(135deg,#ff6a00,#ff9f4a); font-size: 12px; }
.tenant-info { flex: 1; }
.tenant-name { font-size: 14px; font-weight: 700; color: var(--dark); }
.tenant-cat  { font-size: 11px; color: var(--muted); margin-top: 2px; }
.tenant-floor{ font-size: 11px; color: var(--ali); margin-top: 4px; font-weight: 500; }
.tenant-status { font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 20px; white-space: nowrap; flex-shrink: 0; }
.tenant-status.open { background: #e8f5e9; color: #2e7d32; }
.tenant-status.vacant { background: var(--ali-dim); color: var(--ali); }

/* ── Leasing ── */
.leasing-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.leasing-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 32px 24px; transition: border-color 0.2s; }
.leasing-card:hover { border-color: rgba(255,106,0,0.4); }
.leasing-card.featured { background: rgba(255,106,0,0.08); border-color: rgba(255,106,0,0.3); }
.lcard-num { font-size: 36px; font-weight: 900; color: rgba(255,255,255,0.1); margin-bottom: 12px; }
.lcard-title { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.leasing-card p { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.8; margin-bottom: 16px; }
.lcard-tag { display: inline-block; font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: 20px; background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.6); }
.lcard-tag.tag-hot { background: var(--ali-dim); color: var(--ali); }

/* ── Innovation Bridge ── */
.innovation-bridge { background: var(--white); padding: 72px 0; border-top: 1px solid var(--border); }
.bridge-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.bridge-title { font-size: 30px; font-weight: 900; color: var(--dark); line-height: 1.35; margin: 14px 0 16px; }
.bridge-desc { font-size: 14px; color: var(--muted); line-height: 1.9; margin-bottom: 32px; }
.bridge-desc strong { color: var(--ali); }
.bridge-stats { display: flex; align-items: center; gap: 24px; }
.bs-item { text-align: left; }
.bs-num { display: block; font-size: 20px; font-weight: 800; color: var(--ali); }
.bs-label { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; }
.bs-div { width: 1px; height: 36px; background: var(--border); }

.bridge-timeline { display: flex; flex-direction: column; }
.bt-item { display: flex; align-items: flex-start; gap: 16px; }
.bt-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; margin-top: 3px; }
.bt-item.done .bt-dot { background: #9945FF; box-shadow: 0 0 8px rgba(153,69,255,0.5); }
.bt-item.upcoming .bnb-dot { background: #F0B90B; box-shadow: 0 0 8px rgba(240,185,11,0.5); animation: pulse 1.8s infinite; }
.bt-item.future .future-dot { background: var(--border); border: 2px solid var(--border); }
.bt-line { width: 2px; height: 32px; background: var(--border); margin-left: 6px; }
.bt-line.dashed { background: repeating-linear-gradient(to bottom, var(--border) 0, var(--border) 4px, transparent 4px, transparent 8px); }
.bt-title { font-size: 14px; font-weight: 700; color: var(--dark); margin-bottom: 3px; }
.bt-item.future .bt-title { color: var(--muted); }
.bt-sub { font-size: 12px; color: var(--muted); }
.bt-item.done .bt-sub { color: #9945FF; }
.bt-item.upcoming .bt-sub { color: #c8940a; font-weight: 600; }

/* ── BNB Chain B-Build Hub ── */
.bnb-banner { background: linear-gradient(135deg, #0d0c00 0%, #1a1500 50%, #0a0d00 100%); padding: 72px 0; position: relative; overflow: hidden; }
.bnb-banner::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 75% 50%, rgba(240,185,11,0.1) 0%, transparent 60%); }
.bnb-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 1fr 360px; gap: 60px; align-items: center; position: relative; }
.tag-bnb      { background: rgba(240,185,11,0.15); color: #F0B90B; border: 1px solid rgba(240,185,11,0.4); }
.tag-approved { background: rgba(46,125,50,0.2); color: #66bb6a; border: 1px solid rgba(46,125,50,0.4); }
.tag-coming   { background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.7); border: 1px solid rgba(255,255,255,0.15); }
.bnb-tags { margin-bottom: 20px; }
.bnb-title { font-size: 44px; font-weight: 900; color: #fff; line-height: 1.2; margin-bottom: 20px; }
.bnb-title span { color: #F0B90B; }
.bnb-desc { font-size: 14px; color: rgba(255,255,255,0.62); line-height: 1.9; margin-bottom: 12px; }
.bnb-desc strong { color: #F0B90B; }
.bnb-meta { display: flex; flex-direction: column; gap: 10px; margin: 24px 0; }
.bmeta-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(255,255,255,0.72); }
.bmeta-item svg { flex-shrink: 0; color: #F0B90B; }
.bnb-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0; }
.bf-item { display: flex; align-items: flex-start; gap: 12px; background: rgba(240,185,11,0.05); border: 1px solid rgba(240,185,11,0.15); border-radius: 10px; padding: 14px; }
.bf-icon { font-size: 22px; flex-shrink: 0; }
.bf-title { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.bf-sub { font-size: 11px; color: rgba(255,255,255,0.45); }
.btn-bnb-apply { background: #F0B90B; color: #0d0c00; border: none; padding: 13px 28px; border-radius: 10px; font-size: 14px; font-weight: 800; cursor: pointer; transition: background 0.15s; letter-spacing: 0.3px; }
.btn-bnb-apply:hover { background: #d4a000; }
.bnb-card-visual { background: linear-gradient(145deg, rgba(240,185,11,0.1), rgba(240,185,11,0.03)); border: 1px solid rgba(240,185,11,0.25); border-radius: 20px; padding: 40px 28px; text-align: center; position: relative; overflow: hidden; }
.bnb-glow { position: absolute; top: -60px; left: 50%; transform: translateX(-50%); width: 240px; height: 240px; background: radial-gradient(circle, rgba(240,185,11,0.2), transparent 70%); pointer-events: none; }
.bnb-logo-big { margin-bottom: 16px; display: flex; justify-content: center; }
.bnb-card-title { font-size: 24px; font-weight: 900; color: #fff; margin-bottom: 4px; }
.bnb-card-brand { font-size: 13px; color: #F0B90B; font-weight: 600; margin-bottom: 20px; letter-spacing: 1px; }
.bnb-divider { width: 60px; height: 1px; background: rgba(240,185,11,0.3); margin: 16px auto; }
.bnb-status-badge { display: inline-flex; align-items: center; gap: 7px; background: rgba(46,125,50,0.2); border: 1px solid rgba(46,125,50,0.4); border-radius: 20px; padding: 6px 16px; font-size: 12px; font-weight: 700; color: #66bb6a; margin-bottom: 8px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: #66bb6a; box-shadow: 0 0 6px #66bb6a; animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
.bnb-open-date { font-size: 12px; color: rgba(255,255,255,0.4); margin-bottom: 4px; }
.bnb-card-detail { font-size: 12px; color: rgba(255,255,255,0.4); margin-bottom: 4px; }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }
.contact-title { font-size: 36px; font-weight: 900; color: var(--dark); line-height: 1.3; margin: 14px 0 28px; }
.contact-items { display: flex; flex-direction: column; gap: 16px; }
.contact-item { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--muted); }
.contact-item svg { color: var(--ali); flex-shrink: 0; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13px; font-family: inherit; background: var(--bg); color: var(--text);
  outline: none; transition: border-color 0.15s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--ali); }
.btn-submit { background: var(--ali); color: #fff; border: none; padding: 14px; border-radius: 10px; font-size: 14px; font-weight: 700; cursor: pointer; transition: background 0.15s; }
.btn-submit:hover { background: var(--ali-dark); }

/* ── Footer ── */
.footer { background: #0a0a0a; padding: 52px 0 28px; }
.footer-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 40px; }
.footer-logo { font-size: 20px; font-weight: 800; color: #fff; }
.footer-slogan { font-size: 10px; color: rgba(255,255,255,0.3); letter-spacing: 2px; margin-top: 4px; }
.footer-links-group { display: flex; gap: 48px; }
.flink-col { display: flex; flex-direction: column; gap: 10px; }
.flink-title { font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.5); margin-bottom: 4px; letter-spacing: 0.5px; }
.flink-col a { font-size: 13px; color: rgba(255,255,255,0.35); transition: color 0.15s; }
.flink-col a:hover { color: var(--ali); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 20px; display: flex; justify-content: space-between; font-size: 11px; color: rgba(255,255,255,0.2); }