diff --git a/src/web/App.login-surface.test.tsx b/src/web/App.login-surface.test.tsx
index f0e2c3e..b9f7184 100644
--- a/src/web/App.login-surface.test.tsx
+++ b/src/web/App.login-surface.test.tsx
@@ -19,40 +19,39 @@ describe('Login surface', () => {
     expect(SITE_GITHUB_URL).toBe('https://github.com/cita-777');
   });
 
-  it('renders a poster-style hero with a floating admin login panel', () => {
+  it('renders the landing hero with a transparent brand mark and admin login form', () => {
     const root = create(
       <Login onLogin={vi.fn()} t={(text) => text} />,
     );
 
     try {
       const pageText = collectText(root.root);
-      const lightBrandPanel = root.root.find((node) => (
-        node.type === 'section'
-        && typeof node.props.className === 'string'
-        && node.props.className.includes('login-brand-panel-light')
-      ));
-      const authStage = root.root.find((node) => (
-        node.type === 'section'
-        && typeof node.props.className === 'string'
-        && node.props.className.includes('login-auth-stage')
-      ));
-      const brandMarkCanvas = root.root.find((node) => (
+      const heroArt = root.root.find((node) => (
         node.type === 'div'
         && typeof node.props.className === 'string'
-        && node.props.className.includes('brand-mark-canvas')
+        && node.props.className.includes('landing-hero-art')
+      ));
+      const landingForm = root.root.find((node) => (
+        node.type === 'form'
+        && typeof node.props.className === 'string'
+        && node.props.className.includes('landing-login-form')
+      ));
+      const transparentLogos = root.root.findAll((node) => (
+        node.type === 'img'
+        && node.props.src === '/logo-transparent.png'
       ));
 
-      expect(pageText).toContain('Metapi');
+      expect(pageText).toContain('METAPI');
       expect(pageText).toContain('中转站的中转站');
-      expect(pageText).not.toContain('一个 API Key，一个入口');
-      expect(pageText).toContain('兼容 New API / One API / OneHub / DoneHub / Veloera / AnyRouter / Sub2API');
+      expect(pageText).toContain('聚合 New API、One API、OneHub 等上游站点');
+      expect(pageText).toContain('一个 Key，一个入口');
       expect(pageText).toContain('统一代理网关');
       expect(pageText).toContain('智能路由引擎');
       expect(pageText).toContain('自动模型发现');
       expect(pageText).toContain('部署文档');
-      expect(lightBrandPanel).toBeTruthy();
-      expect(authStage).toBeTruthy();
-      expect(brandMarkCanvas).toBeTruthy();
+      expect(heroArt).toBeTruthy();
+      expect(landingForm).toBeTruthy();
+      expect(transparentLogos.length).toBeGreaterThanOrEqual(2);
 
       const docsLink = root.root.find((node) => (
         node.type === 'a'
@@ -60,7 +59,7 @@ describe('Login surface', () => {
       ));
       const tokenInput = root.root.find((node) => (
         node.type === 'input'
-        && node.props.placeholder === '管理员令牌'
+        && node.props.placeholder === '输入管理员令牌'
       ));
       const githubLink = root.root.find((node) => (
         node.type === 'a'
diff --git a/src/web/App.tsx b/src/web/App.tsx
index ae62fa3..dcfbfcf 100644
--- a/src/web/App.tsx
+++ b/src/web/App.tsx
@@ -134,14 +134,17 @@ export function Login({ onLogin, t }: { onLogin: (token: string) => void; t: (te
   const [error, setError] = useState('');
   const capabilityRows = [
     {
+      index: '01',
       title: t('统一代理网关'),
-      description: t('一个 Key、一个入口，兼容 OpenAI / Claude 下游格式'),
+      description: t('一个 Key，一个入口，兼容 OpenAI / Claude 下游格式'),
     },
     {
+      index: '02',
       title: t('自动模型发现'),
       description: t('上游新增模型自动出现在模型列表，零配置路由生成'),
     },
     {
+      index: '03',
       title: t('智能路由引擎'),
       description: t('按成本、延迟、成功率自动选择最优通道，故障自动转移'),
     },
@@ -182,101 +185,89 @@ export function Login({ onLogin, t }: { onLogin: (token: string) => void; t: (te
   };
 
   return (
-    <div className="login-shell">
-      <div className="login-surface animate-scale-in">
-        <section className="login-brand-panel login-brand-panel-light">
-          <div className="login-brand-header">
-            <div className="brand-mark-frame brand-mark-frame-hero">
-              <div className="brand-mark-canvas">
-                <img src="/logo.png" alt="Metapi" className="login-brand-logo" />
-              </div>
-            </div>
-            <div className="login-brand-summary">
-              <div className="login-brand-name">Metapi</div>
-              <div className="login-brand-kicker">{t('中转站的中转站')}</div>
-            </div>
-          </div>
-          <div className="login-brand-copy-block">
-            <p className="login-brand-copy">
-              {t('把分散的 New API / One API / OneHub 等站点聚合成统一网关，自动发现模型、智能路由、成本更优。')}
+    <div className="landing-shell">
+      <header className="landing-nav">
+        <a className="landing-brand" href="/" aria-label="Metapi">
+          <span className="landing-brand-mark"><img src="/logo-transparent.png" alt="" /></span>
+          <span className="landing-brand-wordmark">METAPI</span>
+        </a>
+        <nav className="landing-nav-links" aria-label={t('页面导航')}>
+          <a href="#capabilities">{t('能力')}</a>
+          <a href={SITE_DOCS_URL} target="_blank" rel="noopener noreferrer">{t('部署文档')}</a>
+          <a href={SITE_GITHUB_URL} target="_blank" rel="noopener noreferrer" aria-label="GitHub">
+            <svg viewBox="0 0 24 24" aria-hidden="true"><path fill="currentColor" d="M12 2C6.48 2 2 6.59 2 12.25c0 4.53 2.87 8.38 6.84 9.73.5.1.68-.22.68-.49 0-.24-.01-1.04-.01-1.88-2.78.62-3.37-1.22-3.37-1.22-.45-1.2-1.11-1.52-1.11-1.52-.91-.64.07-.63.07-.63 1 .07 1.53 1.06 1.53 1.06.9 1.57 2.35 1.12 2.92.85.09-.67.35-1.12.64-1.38-2.22-.26-4.55-1.15-4.55-5.13 0-1.13.39-2.05 1.03-2.77-.1-.26-.45-1.31.1-2.73 0 0 .84-.28 2.75 1.06A9.3 9.3 0 0 1 12 6.91c.85 0 1.71.12 2.51.35 1.91-1.34 2.75-1.06 2.75-1.06.55 1.42.2 2.47.1 2.73.64.72 1.03 1.64 1.03 2.77 0 3.99-2.34 4.86-4.57 5.12.36.33.68.97.68 1.96 0 1.42-.01 2.56-.01 2.91 0 .27.18.59.69.49A10.27 10.27 0 0 0 22 12.25C22 6.59 17.52 2 12 2Z" /></svg>
+          </a>
+        </nav>
+      </header>
+
+      <main>
+        <section className="landing-hero">
+          <div className="landing-hero-copy">
+            <div className="landing-eyebrow"><span className="landing-status-dot" />{t('中转站的中转站')}</div>
+            <h1>{t('把分散的 AI 站点，')}<span>{t('接成一个入口。')}</span></h1>
+            <p className="landing-hero-description">
+              {t('聚合 New API、One API、OneHub 等上游站点，自动发现模型，按成本与稳定性智能路由。')}
             </p>
+            <form className="landing-login-form" onSubmit={(event) => { event.preventDefault(); void handleLogin(); }}>
+              <label className="sr-only" htmlFor="admin-token-input">{t('管理员令牌')}</label>
+              <input
+                id="admin-token-input"
+                type="password"
+                placeholder={t('输入管理员令牌')}
+                value={token}
+                onChange={(event) => { setToken(event.target.value); setError(''); }}
+                className="landing-token-input"
+                autoComplete="current-password"
+              />
+              <button type="submit" disabled={loading || !token} className="landing-login-submit">
+                {loading ? t('验证中...') : t('进入控制台')}
+                {!loading && <span aria-hidden="true">↗</span>}
+              </button>
+            </form>
+            {error && <div className="alert alert-error landing-login-error" role="alert">{error}</div>}
+            <div className="landing-meta-line">
+              <span>{t('本地部署')}</span><i />
+              <span>{t('多上游兼容')}</span><i />
+              <span>{t('智能路由')}</span>
+            </div>
           </div>
-          <div className="login-compat-line">{t('兼容 New API / One API / OneHub / DoneHub / Veloera / AnyRouter / Sub2API')}</div>
-          <div className="login-capability-list">
-            {capabilityRows.map((feature, index) => (
-              <div key={feature.title} className="login-capability-row">
-                <div className="login-capability-index">{String(index + 1).padStart(2, '0')}</div>
-                <div className="login-capability-content">
-                  <div className="login-capability-title">{feature.title}</div>
-                  <p className="login-capability-desc">{feature.description}</p>
-                </div>
-              </div>
-            ))}
-          </div>
-          <div className="login-brand-footer">
-            <a
-              href={SITE_GITHUB_URL}
-              target="_blank"
-              rel="noopener noreferrer"
-              className="login-icon-link"
-              aria-label="GitHub"
-              title="GitHub"
-            >
-              <svg viewBox="0 0 24 24" aria-hidden="true" className="login-icon-link-svg">
-                <path
-                  fill="currentColor"
-                  d="M12 2C6.48 2 2 6.59 2 12.25c0 4.53 2.87 8.38 6.84 9.73.5.1.68-.22.68-.49 0-.24-.01-1.04-.01-1.88-2.78.62-3.37-1.22-3.37-1.22-.45-1.2-1.11-1.52-1.11-1.52-.91-.64.07-.63.07-.63 1 .07 1.53 1.06 1.53 1.06.9 1.57 2.35 1.12 2.92.85.09-.67.35-1.12.64-1.38-2.22-.26-4.55-1.15-4.55-5.13 0-1.13.39-2.05 1.03-2.77-.1-.26-.45-1.31.1-2.73 0 0 .84-.28 2.75 1.06A9.3 9.3 0 0 1 12 6.91c.85 0 1.71.12 2.51.35 1.91-1.34 2.75-1.06 2.75-1.06.55 1.42.2 2.47.1 2.73.64.72 1.03 1.64 1.03 2.77 0 3.99-2.34 4.86-4.57 5.12.36.33.68.97.68 1.96 0 1.42-.01 2.56-.01 2.91 0 .27.18.59.69.49A10.27 10.27 0 0 0 22 12.25C22 6.59 17.52 2 12 2Z"
-                />
-              </svg>
-            </a>
-            <a
-              href={SITE_DOCS_URL}
-              target="_blank"
-              rel="noopener noreferrer"
-              className="login-doc-link"
-            >
-              {t('部署文档')}
-            </a>
+
+          <div className="landing-hero-art" aria-hidden="true">
+            <div className="landing-art-grid" />
+            <div className="landing-art-orbit landing-art-orbit-one" />
+            <div className="landing-art-orbit landing-art-orbit-two" />
+            <div className="landing-art-core">
+              <img src="/logo-transparent.png" alt="" />
+            </div>
+            <div className="landing-art-label landing-art-label-top"><span />OPENAI</div>
+            <div className="landing-art-label landing-art-label-right">CLAUDE<span /></div>
+            <div className="landing-art-label landing-art-label-bottom"><span />MODEL ROUTER</div>
           </div>
         </section>
 
-        <section className="login-auth-stage">
-          <div className="login-auth-panel">
-            <div className="login-auth-eyebrow">{t('管理员入口')}</div>
-            <h2 className="login-auth-title">{t('登录')}</h2>
-            <p className="login-auth-copy">{t('请输入管理员令牌后继续。')}</p>
-            <label className="login-auth-label" htmlFor="admin-token-input">{t('管理员令牌')}</label>
-            <input
-              id="admin-token-input"
-              type="password"
-              placeholder={t('管理员令牌')}
-              value={token}
-              onChange={(e) => {
-                setToken(e.target.value);
-                setError('');
-              }}
-              onKeyDown={(e) => e.key === 'Enter' && handleLogin()}
-              className="login-auth-input"
-            />
-            {error && (
-              <div className="alert alert-error animate-shake" style={{ marginBottom: 12 }}>
-                {error}
-              </div>
-            )}
-            <button
-              onClick={handleLogin}
-              disabled={loading || !token}
-              className="btn btn-primary login-auth-submit"
-            >
-              {loading ? <><span className="spinner spinner-sm" style={{ borderTopColor: 'white', borderColor: 'rgba(255,255,255,0.3)' }} />{t('验证中...')}</> : t('登录')}
-            </button>
-            <div className="login-auth-note">{t('仅校验本地服务访问权限，不会把令牌发送到第三方。')}</div>
-            <div className="login-auth-footer">
-              <span>{t('管理员登录后继续。')}</span>
-            </div>
+        <section className="landing-capabilities" id="capabilities" aria-labelledby="capabilities-title">
+          <div className="landing-section-heading">
+            <span className="landing-section-index">/ 01</span>
+            <h2 id="capabilities-title">{t('一个入口，完整掌控')}</h2>
+            <p>{t('把复杂的上游连接收拢到一处，让每次请求都走更合适的路径。')}</p>
+          </div>
+          <div className="landing-capability-list">
+            {capabilityRows.map((feature) => (
+              <article className="landing-capability-row" key={feature.title}>
+                <span className="landing-capability-index">{feature.index}</span>
+                <h3>{feature.title}</h3>
+                <p>{feature.description}</p>
+                <span className="landing-capability-arrow" aria-hidden="true">↗</span>
+              </article>
+            ))}
           </div>
         </section>
-      </div>
+      </main>
+
+      <footer className="landing-footer">
+        <span>METAPI / {t('统一 AI 网关')}</span>
+        <span>{t('兼容 New API / One API / OneHub / DoneHub / Veloera / AnyRouter / Sub2API')}</span>
+      </footer>
     </div>
   );
 }
diff --git a/src/web/index.css b/src/web/index.css
index 5fb8562..ecfd198 100644
--- a/src/web/index.css
+++ b/src/web/index.css
@@ -3719,499 +3719,467 @@ textarea {
   padding: 20px;
 }
 
-/* ===== Frontend Skill Surfaces ===== */
-.login-shell {
-  min-height: 100vh;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  padding: 32px;
-  background:
-    radial-gradient(circle at top left, rgba(59, 130, 246, 0.18), transparent 34%),
-    radial-gradient(circle at right 18%, rgba(34, 211, 238, 0.16), transparent 30%),
-    linear-gradient(180deg, #eef4fb 0%, #e9eef7 100%);
-}
-
-[data-theme="dark"] .login-shell {
-  background: var(--color-bg);
-}
-
-.login-surface {
-  width: min(1240px, 100%);
-  display: grid;
-  grid-template-columns: minmax(0, 1.16fr) minmax(360px, 440px);
-  gap: 24px;
-  padding: 20px;
-  background:
-    linear-gradient(145deg, rgba(255, 255, 255, 0.78), rgba(244, 248, 253, 0.88));
-  border: 1px solid rgba(255, 255, 255, 0.58);
-  border-radius: 36px;
-  box-shadow:
-    0 24px 60px rgba(148, 163, 184, 0.24),
-    inset 0 1px 0 rgba(255, 255, 255, 0.9);
-}
-
-[data-theme="dark"] .login-surface {
-  background: var(--color-bg-card);
-  border-color: rgba(148, 163, 184, 0.12);
-  box-shadow:
-    0 24px 80px rgba(2, 6, 23, 0.5),
-    inset 0 1px 0 rgba(255, 255, 255, 0.03);
-}
-
-[data-theme="dark"] .login-brand-panel-light,
-[data-theme="dark"] .login-auth-stage {
-  background: var(--color-bg);
-}
-
-[data-theme="dark"] .login-icon-link,
-[data-theme="dark"] .login-doc-link {
-  background: var(--color-bg-card);
-}
-
-[data-theme="dark"] .login-auth-input {
-  background: var(--color-bg);
-  border-color: var(--color-border);
-}
-
-.login-brand-panel {
+/* ===== Landing Surface ===== */
+.landing-shell {
   position: relative;
-  min-height: 760px;
-  padding: 56px 56px 44px;
-  display: flex;
-  flex-direction: column;
-  gap: 28px;
+  min-height: 100svh;
+  overflow: hidden;
+  background: var(--color-bg);
   color: var(--color-text-primary);
-  border-radius: 30px;
-  overflow: hidden;
 }
 
-.login-brand-panel-light {
-  background:
-    radial-gradient(circle at top left, rgba(96, 165, 250, 0.22), transparent 26%),
-    radial-gradient(circle at right 20%, rgba(34, 211, 238, 0.16), transparent 22%),
-    linear-gradient(160deg, #f8fbff 0%, #edf4ff 52%, #e9f0fa 100%);
-}
-
-.login-brand-panel::before {
+.landing-shell::before {
   content: '';
   position: absolute;
-  inset: auto auto -12% -8%;
-  width: 280px;
-  height: 280px;
+  inset: -30% -12% auto auto;
+  width: min(65vw, 760px);
+  height: min(65vw, 760px);
   border-radius: 50%;
-  background: radial-gradient(circle, rgba(125, 211, 252, 0.2), transparent 68%);
+  background: radial-gradient(circle, color-mix(in srgb, var(--color-primary) 13%, transparent), transparent 68%);
   pointer-events: none;
 }
 
-.login-brand-panel::after {
-  content: '';
-  position: absolute;
-  inset: 28px 26px auto auto;
-  width: 220px;
-  height: 220px;
-  border-radius: 50%;
-  background: radial-gradient(circle, rgba(59, 130, 246, 0.12), transparent 66%);
-  pointer-events: none;
-}
-
-.login-brand-header {
-  display: flex;
-  align-items: center;
-  gap: 20px;
-}
-
-.login-brand-summary {
-  display: flex;
-  flex-direction: column;
-  gap: 6px;
-}
-
-.brand-mark-frame {
+.landing-nav,
+.landing-hero,
+.landing-capabilities,
+.landing-footer {
   position: relative;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  flex-shrink: 0;
-  padding: 10px;
-  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(227, 238, 252, 0.84));
-  border: 1px solid rgba(191, 219, 254, 0.6);
-  box-shadow:
-    0 24px 40px rgba(148, 163, 184, 0.22),
-    inset 0 1px 0 rgba(255, 255, 255, 0.94);
+  width: min(1240px, calc(100% - 64px));
+  margin: 0 auto;
 }
 
-.brand-mark-frame::after {
-  content: '';
-  position: absolute;
-  inset: 6px;
-  border-radius: inherit;
-  border: 1px solid rgba(255, 255, 255, 0.62);
-  pointer-events: none;
-}
-
-.brand-mark-frame-hero {
-  width: 118px;
-  height: 118px;
-  border-radius: 36px;
-}
-
-.brand-mark-canvas {
-  width: 100%;
-  height: 100%;
-  padding: 10px;
-  border-radius: 28px;
-  overflow: hidden;
-  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 255, 0.92));
-  box-shadow:
-    inset 0 1px 0 rgba(255, 255, 255, 0.96),
-    0 12px 28px rgba(59, 130, 246, 0.1);
-}
-
-.login-brand-logo {
-  width: 100%;
-  height: 100%;
-  object-fit: contain;
-  border-radius: 20px;
-  filter: drop-shadow(0 8px 18px rgba(37, 99, 235, 0.16));
-}
-
-.login-brand-name {
-  font-family: 'Avenir Next', 'Segoe UI Variable Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
-  font-size: clamp(34px, 3.2vw, 46px);
-  font-weight: 800;
-  letter-spacing: -0.05em;
-}
-
-.login-brand-kicker {
-  font-size: 12px;
-  font-weight: 700;
-  letter-spacing: 0.14em;
-  text-transform: uppercase;
-  color: #64748b;
-}
-
-.login-brand-copy-block {
-  display: grid;
-  max-width: 580px;
-}
-
-.login-brand-copy {
-  max-width: 42ch;
-  margin: 0;
-  font-size: 18px;
-  line-height: 1.92;
-  color: var(--color-text-secondary);
-}
-
-.login-compat-line {
-  max-width: 42ch;
-  font-size: 13px;
-  line-height: 1.8;
-  color: #475569;
-}
-
-.login-capability-list {
-  display: grid;
-  gap: 0;
-  max-width: 44rem;
-  margin-top: auto;
-  border-top: 1px solid rgba(148, 163, 184, 0.18);
-}
-
-.login-capability-row {
-  display: grid;
-  grid-template-columns: 36px minmax(0, 1fr);
-  gap: 16px;
-  align-items: start;
-  padding: 18px 0;
-  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
-}
-
-.login-capability-index {
-  padding-top: 3px;
-  font-size: 11px;
-  font-weight: 700;
-  letter-spacing: 0.18em;
-  color: #64748b;
-}
-
-.login-capability-content {
-  display: grid;
-  gap: 6px;
-}
-
-.login-capability-title {
-  font-family: 'Avenir Next', 'Segoe UI Variable Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
-  font-size: 18px;
-  font-weight: 700;
-  letter-spacing: -0.03em;
-  color: #0f172a;
-}
-
-.login-capability-desc {
-  margin: 0;
-  max-width: 34ch;
-  font-size: 14px;
-  line-height: 1.75;
-  color: var(--color-text-secondary);
-}
-
-.login-brand-footer {
+.landing-nav {
   display: flex;
   align-items: center;
+  justify-content: space-between;
+  min-height: 84px;
+  border-bottom: 1px solid var(--color-border-light);
+}
+
+.landing-brand {
+  display: inline-flex;
+  align-items: center;
   gap: 12px;
-}
-
-.login-icon-link {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  width: 42px;
-  height: 42px;
-  border-radius: 999px;
-  border: 1px solid rgba(99, 102, 241, 0.12);
-  background: rgba(255, 255, 255, 0.76);
-  color: #0f172a;
+  color: var(--color-text-primary);
   text-decoration: none;
-  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
 }
 
-.login-icon-link:hover {
-  transform: translateY(-1px);
-  border-color: rgba(99, 102, 241, 0.2);
-  box-shadow: 0 10px 18px rgba(37, 99, 235, 0.12);
+.landing-brand-mark {
+  display: grid;
+  width: 36px;
+  height: 36px;
+  place-items: center;
+  overflow: hidden;
+  border: 1px solid var(--color-border);
+  border-radius: 11px;
+  background: color-mix(in srgb, var(--color-bg-card) 76%, transparent);
 }
 
-.login-icon-link-svg {
-  width: 18px;
-  height: 18px;
+.landing-brand-mark img {
+  width: 29px;
+  height: 29px;
+  object-fit: contain;
 }
 
-.login-doc-link {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  padding: 10px 15px;
-  border-radius: 999px;
-  background: rgba(255, 255, 255, 0.76);
-  color: var(--color-primary);
-  border: 1px solid rgba(99, 102, 241, 0.16);
-  font-size: 12px;
-  font-weight: 700;
-  text-decoration: none;
-  transition: transform 0.18s ease, box-shadow 0.18s ease;
+.landing-brand-wordmark {
+  font-size: 13px;
+  font-weight: 800;
+  letter-spacing: 0.2em;
 }
 
-.login-doc-link:hover {
-  transform: translateY(-1px);
-  box-shadow: 0 10px 18px rgba(37, 99, 235, 0.12);
-}
-
-.login-auth-stage {
+.landing-nav-links {
   display: flex;
   align-items: center;
-  justify-content: center;
-  padding: 24px;
-  border-radius: 30px;
-  background:
-    radial-gradient(circle at top, rgba(125, 211, 252, 0.16), transparent 34%),
-    linear-gradient(180deg, rgba(255, 255, 255, 0.44), rgba(241, 245, 249, 0.58));
+  gap: 26px;
 }
 
-.login-auth-panel {
-  width: min(100%, 392px);
-  padding: 40px 34px 28px;
-  border-radius: 28px;
-  border: 1px solid rgba(226, 232, 240, 0.92);
-  background: rgba(255, 255, 255, 0.92);
-  box-shadow:
-    0 28px 50px rgba(148, 163, 184, 0.22),
-    inset 0 1px 0 rgba(255, 255, 255, 0.94);
-  backdrop-filter: blur(10px);
+.landing-nav-links a {
+  color: var(--color-text-secondary);
+  font-size: 12px;
+  font-weight: 600;
+  text-decoration: none;
+  transition: color 0.18s ease;
 }
 
-.login-auth-eyebrow {
-  margin-bottom: 12px;
+.landing-nav-links a:hover,
+.landing-nav-links a:focus-visible {
+  color: var(--color-text-primary);
+}
+
+.landing-nav-links a:last-child {
+  display: grid;
+  width: 32px;
+  height: 32px;
+  place-items: center;
+  border: 1px solid var(--color-border);
+  border-radius: 50%;
+}
+
+.landing-nav-links svg {
+  width: 15px;
+  height: 15px;
+}
+
+.landing-hero {
+  display: grid;
+  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
+  gap: clamp(48px, 8vw, 120px);
+  align-items: center;
+  min-height: min(720px, calc(100svh - 84px));
+  padding: 72px 0 88px;
+}
+
+.landing-hero-copy {
+  max-width: 620px;
+  animation: landing-rise 0.7s ease both;
+}
+
+.landing-eyebrow {
+  display: inline-flex;
+  align-items: center;
+  gap: 9px;
+  margin-bottom: 24px;
+  color: var(--color-text-secondary);
+  font-size: 11px;
+  font-weight: 700;
+  letter-spacing: 0.16em;
+  text-transform: uppercase;
+}
+
+.landing-status-dot {
+  width: 7px;
+  height: 7px;
+  border-radius: 50%;
+  background: var(--color-success);
+  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-success) 18%, transparent);
+}
+
+.landing-hero h1 {
+  max-width: 11ch;
+  margin: 0;
+  font-family: 'Avenir Next', 'Segoe UI Variable Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
+  font-size: clamp(48px, 6.5vw, 86px);
+  font-weight: 800;
+  line-height: 0.98;
+  letter-spacing: -0.075em;
+}
+
+.landing-hero h1 span {
+  color: var(--color-primary);
+}
+
+.landing-hero-description {
+  max-width: 46ch;
+  margin: 28px 0 34px;
+  color: var(--color-text-secondary);
+  font-size: 16px;
+  line-height: 1.85;
+}
+
+.landing-login-form {
+  display: flex;
+  max-width: 500px;
+  gap: 8px;
+  padding: 6px;
+  border: 1px solid var(--color-border);
+  border-radius: 15px;
+  background: color-mix(in srgb, var(--color-bg-card) 86%, transparent);
+  box-shadow: var(--shadow-md);
+}
+
+.landing-token-input {
+  min-width: 0;
+  flex: 1;
+  padding: 11px 13px;
+  border: 0;
+  outline: 0;
+  background: transparent;
+  color: var(--color-text-primary);
+  font: inherit;
+  font-size: 13px;
+}
+
+.landing-token-input::placeholder {
+  color: var(--color-text-muted);
+}
+
+.landing-login-submit {
+  display: inline-flex;
+  align-items: center;
+  gap: 10px;
+  flex-shrink: 0;
+  padding: 11px 16px;
+  border: 0;
+  border-radius: 10px;
+  background: var(--color-primary);
+  color: #fff;
+  cursor: pointer;
+  font: inherit;
+  font-size: 12px;
+  font-weight: 700;
+  transition: transform 0.18s ease, background 0.18s ease;
+}
+
+.landing-login-submit:hover:not(:disabled) {
+  background: var(--color-primary-hover);
+  transform: translateY(-1px);
+}
+
+.landing-login-submit:disabled {
+  cursor: not-allowed;
+  opacity: 0.55;
+}
+
+.landing-login-submit span {
+  font-size: 16px;
+  line-height: 0.8;
+}
+
+.landing-login-error {
+  max-width: 500px;
+  margin-top: 10px;
+}
+
+.landing-meta-line {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  margin-top: 18px;
+  color: var(--color-text-muted);
+  font-size: 11px;
+}
+
+.landing-meta-line i {
+  width: 3px;
+  height: 3px;
+  border-radius: 50%;
+  background: var(--color-text-muted);
+}
+
+.landing-hero-art {
+  position: relative;
+  min-height: 500px;
+  overflow: hidden;
+  isolation: isolate;
+  border: 1px solid var(--color-border);
+  border-radius: 32px;
+  background: var(--color-bg-card);
+  animation: landing-rise 0.8s 0.12s ease both;
+}
+
+.landing-art-grid {
+  position: absolute;
+  inset: 0;
+  opacity: 0.55;
+  background-image: linear-gradient(var(--color-border-light) 1px, transparent 1px), linear-gradient(90deg, var(--color-border-light) 1px, transparent 1px);
+  background-size: 44px 44px;
+  mask-image: radial-gradient(circle at center, black 10%, transparent 72%);
+}
+
+.landing-art-orbit {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  border: 1px solid color-mix(in srgb, var(--color-primary) 35%, var(--color-border));
+  border-radius: 50%;
+  transform: translate(-50%, -50%) rotate(-18deg);
+}
+
+.landing-art-orbit-one {
+  width: 70%;
+  height: 34%;
+}
+
+.landing-art-orbit-two {
+  width: 44%;
+  height: 72%;
+  transform: translate(-50%, -50%) rotate(28deg);
+}
+
+.landing-art-core {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  display: grid;
+  width: 210px;
+  height: 210px;
+  place-items: center;
+  border: 1px solid color-mix(in srgb, var(--color-primary) 38%, var(--color-border));
+  border-radius: 50%;
+  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
+  box-shadow: 0 0 90px color-mix(in srgb, var(--color-primary) 22%, transparent);
+  transform: translate(-50%, -50%);
+}
+
+.landing-art-core img {
+  width: 145px;
+  height: 145px;
+  object-fit: contain;
+  filter: drop-shadow(0 18px 28px color-mix(in srgb, var(--color-primary) 22%, transparent));
+}
+
+.landing-art-label {
+  position: absolute;
+  display: inline-flex;
+  align-items: center;
+  gap: 8px;
+  color: var(--color-text-secondary);
+  font-size: 10px;
+  font-weight: 700;
+  letter-spacing: 0.14em;
+}
+
+.landing-art-label span {
+  width: 6px;
+  height: 6px;
+  border: 1px solid var(--color-primary);
+  border-radius: 50%;
+}
+
+.landing-art-label-top { top: 24%; left: 13%; }
+.landing-art-label-right { top: 42%; right: 10%; }
+.landing-art-label-bottom { bottom: 18%; left: 19%; }
+
+.landing-capabilities {
+  display: grid;
+  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.3fr);
+  gap: clamp(48px, 9vw, 140px);
+  padding: 28px 0 120px;
+}
+
+.landing-section-heading {
+  align-self: start;
+  position: sticky;
+  top: 24px;
+}
+
+.landing-section-index {
+  display: block;
+  margin-bottom: 18px;
+  color: var(--color-primary);
   font-size: 11px;
   font-weight: 700;
   letter-spacing: 0.12em;
-  text-transform: uppercase;
+}
+
+.landing-section-heading h2 {
+  max-width: 9ch;
+  margin: 0 0 16px;
+  font-family: 'Avenir Next', 'Segoe UI Variable Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
+  font-size: clamp(28px, 3vw, 42px);
+  line-height: 1.05;
+  letter-spacing: -0.06em;
+}
+
+.landing-section-heading p {
+  max-width: 27ch;
+  margin: 0;
+  color: var(--color-text-secondary);
+  font-size: 13px;
+  line-height: 1.7;
+}
+
+.landing-capability-list {
+  border-top: 1px solid var(--color-border);
+}
+
+.landing-capability-row {
+  display: grid;
+  grid-template-columns: 48px minmax(150px, 0.75fr) minmax(0, 1fr) 24px;
+  gap: 20px;
+  align-items: baseline;
+  padding: 25px 0;
+  border-bottom: 1px solid var(--color-border);
+  transition: padding 0.2s ease, color 0.2s ease;
+}
+
+.landing-capability-row:hover {
+  padding-right: 8px;
+  padding-left: 8px;
   color: var(--color-primary);
 }
 
-.login-auth-title {
-  margin: 0 0 10px;
-  font-family: 'Avenir Next', 'Segoe UI Variable Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
-  font-size: 42px;
-  font-weight: 800;
-  line-height: 0.96;
-  letter-spacing: -0.05em;
-}
-
-.login-auth-copy {
-  margin: 0 0 24px;
-  font-size: 14px;
-  line-height: 1.7;
-  color: var(--color-text-secondary);
-}
-
-.login-auth-label {
-  margin-bottom: 8px;
-  font-size: 12px;
-  font-weight: 700;
-  color: var(--color-text-secondary);
-}
-
-.login-auth-input {
-  width: 100%;
-  padding: 14px 16px;
-  border: 1px solid color-mix(in srgb, var(--color-primary) 18%, var(--color-border));
-  border-radius: 16px;
-  font-size: 14px;
-  outline: none;
-  background: rgba(248, 250, 252, 0.92);
-  color: var(--color-text-primary);
-  margin-bottom: 14px;
-  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
-}
-
-.login-auth-input:focus {
-  border-color: color-mix(in srgb, var(--color-primary) 56%, transparent);
-  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-primary) 12%, transparent);
-  background: var(--color-bg-card);
-}
-
-.login-auth-submit {
-  width: 100%;
-  padding: 13px 0;
-  font-size: 14px;
-  font-weight: 700;
-  border-radius: 16px;
-  box-shadow: 0 16px 24px rgba(99, 102, 241, 0.2);
-}
-
-.login-auth-note {
-  margin-top: 16px;
-  font-size: 12px;
-  line-height: 1.7;
+.landing-capability-index {
   color: var(--color-text-muted);
+  font-size: 11px;
+  font-weight: 700;
+  letter-spacing: 0.12em;
 }
 
-.login-auth-footer {
-  margin-top: 18px;
-  padding-top: 14px;
-  border-top: 1px solid rgba(226, 232, 240, 0.86);
-  font-size: 12px;
+.landing-capability-row h3 {
+  margin: 0;
+  font-size: 16px;
+  font-weight: 700;
+}
+
+.landing-capability-row p {
+  margin: 0;
+  color: var(--color-text-secondary);
+  font-size: 13px;
+  line-height: 1.6;
+}
+
+.landing-capability-arrow {
+  color: var(--color-primary);
+  font-size: 18px;
+  text-align: right;
+}
+
+.landing-footer {
+  display: flex;
+  justify-content: space-between;
+  gap: 24px;
+  padding: 18px 0 28px;
+  border-top: 1px solid var(--color-border-light);
   color: var(--color-text-muted);
+  font-size: 10px;
+  letter-spacing: 0.08em;
+  text-transform: uppercase;
 }
 
-[data-theme="dark"] .login-surface,
-[data-theme="dark"] .brand-mark-frame,
-[data-theme="dark"] .brand-mark-canvas,
-[data-theme="dark"] .login-auth-stage,
-[data-theme="dark"] .login-auth-panel {
-  border-color: color-mix(in srgb, var(--color-border) 86%, transparent);
-}
-
-[data-theme="dark"] .login-shell,
-[data-theme="dark"] .login-surface,
-[data-theme="dark"] .brand-mark-frame,
-[data-theme="dark"] .brand-mark-canvas,
-[data-theme="dark"] .login-auth-stage,
-[data-theme="dark"] .login-auth-panel {
-  background: color-mix(in srgb, var(--color-bg-card) 92%, #0f172a);
-}
-
-[data-theme="dark"] .login-brand-kicker,
-[data-theme="dark"] .login-compat-line,
-[data-theme="dark"] .login-capability-index,
-[data-theme="dark"] .login-icon-link,
-[data-theme="dark"] .login-auth-note,
-[data-theme="dark"] .login-auth-footer {
-  color: #cbd5e1;
-}
-
-[data-theme="dark"] .login-capability-title {
-  color: #f8fafc;
-}
-
-[data-theme="dark"] .login-auth-footer {
-  border-top-color: rgba(51, 65, 85, 0.9);
-}
-
-@media (max-width: 1080px) {
-  .login-surface {
-    grid-template-columns: 1fr;
-  }
-
-  .login-brand-panel {
-    min-height: auto;
-  }
+@keyframes landing-rise {
+  from { opacity: 0; transform: translateY(16px); }
+  to { opacity: 1; transform: translateY(0); }
 }
 
 @media (max-width: 900px) {
-  .login-shell {
-    padding: 18px;
+  .landing-nav,
+  .landing-hero,
+  .landing-capabilities,
+  .landing-footer {
+    width: min(100% - 36px, 640px);
   }
 
-  .login-brand-panel {
+  .landing-hero {
+    grid-template-columns: 1fr;
+    gap: 46px;
     min-height: auto;
-    padding: 36px 32px;
+    padding: 64px 0 82px;
   }
 
-  .login-auth-stage {
-    padding: 20px;
-  }
-
-  .login-auth-panel {
-    padding: 34px 28px 26px;
-  }
-
-  .login-capability-row {
-    grid-template-columns: 32px minmax(0, 1fr);
-    gap: 12px;
-  }
+  .landing-hero-art { min-height: 420px; }
+  .landing-capabilities { grid-template-columns: 1fr; gap: 36px; padding-bottom: 82px; }
+  .landing-section-heading { position: static; }
+  .landing-section-heading h2 { max-width: none; }
 }
 
 @media (max-width: 640px) {
-  .login-shell {
-    padding: 12px;
-  }
-
-  .login-surface {
-    padding: 12px;
-    border-radius: 24px;
-  }
-
-  .login-brand-panel {
-    padding: 28px 20px;
-    border-radius: 24px;
-  }
-
-  .login-auth-stage {
-    padding: 14px;
-    border-radius: 24px;
-  }
-
-  .login-auth-panel {
-    padding: 28px 22px 22px;
-    border-radius: 22px;
-  }
-
-  .brand-mark-frame-hero {
-    width: 96px;
-    height: 96px;
-    border-radius: 28px;
-  }
-
-  .login-brand-copy {
-    font-size: 15px;
-  }
-
-  .login-brand-footer {
-    margin-top: 0;
-  }
+  .landing-nav { min-height: 68px; }
+  .landing-nav-links { gap: 14px; }
+  .landing-nav-links a:first-child { display: none; }
+  .landing-nav-links a { font-size: 11px; }
+  .landing-hero { padding-top: 48px; }
+  .landing-hero h1 { font-size: clamp(44px, 14vw, 68px); }
+  .landing-hero-description { font-size: 14px; }
+  .landing-login-form { flex-direction: column; align-items: stretch; }
+  .landing-login-submit { justify-content: center; }
+  .landing-hero-art { min-height: 320px; border-radius: 24px; }
+  .landing-art-core { width: 150px; height: 150px; }
+  .landing-art-core img { width: 105px; height: 105px; }
+  .landing-art-label { font-size: 8px; }
+  .landing-capability-row { grid-template-columns: 38px minmax(0, 1fr) 20px; gap: 12px; }
+  .landing-capability-row p { grid-column: 2 / -1; }
+  .landing-footer { flex-direction: column; gap: 8px; }
 }
 
 /* ===== Empty State ===== */
diff --git a/src/web/public/logo-transparent.png b/src/web/public/logo-transparent.png
new file mode 100644
index 0000000..e593f33
Binary files /dev/null and b/src/web/public/logo-transparent.png differ