From ac46c8745801296dc4fa1a508a7b5a2638883dd2 Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Fri, 19 Jun 2026 11:38:38 +0800
Subject: [PATCH] Record 7.9.2 build 20260617.2028 release pack

---
 docs/styles.css | 1217 ++++++++++++++++++++++++++++++++++++++++-----------------
 1 files changed, 857 insertions(+), 360 deletions(-)

diff --git a/docs/styles.css b/docs/styles.css
index f381968..32614ee 100644
--- a/docs/styles.css
+++ b/docs/styles.css
@@ -1,28 +1,21 @@
 :root {
-  --bg: #eef1f8;
-  --bg-accent: #dfe8ff;
-  --surface: rgba(255, 255, 255, 0.78);
+  --layout-max: 1080px;
+  --layout-pad: 28px;
+  --header-h: 64px;
+  --bg: #f4f6fb;
+  --bg-elevated: #ffffff;
   --text: #1d1d1f;
   --muted: #5c5c66;
   --accent: #0071e3;
   --accent-hover: #0077ed;
   --border: rgba(0, 0, 0, 0.08);
-  --radius: 18px;
-  --shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
-  --max: 1080px;
-  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
-}
-
-@media (prefers-color-scheme: dark) {
-  :root {
-    --bg: #0a0b10;
-    --bg-accent: #1a2240;
-    --surface: rgba(28, 28, 32, 0.82);
-    --text: #f5f5f7;
-    --muted: #a1a1a6;
-    --border: rgba(255, 255, 255, 0.1);
-    --shadow: 0 28px 70px rgba(0, 0, 0, 0.55);
-  }
+  --radius: 16px;
+  --shadow: 0 20px 50px rgba(30, 45, 90, 0.12);
+  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Segoe UI", sans-serif;
+  --hero-bg: #ffffff;
+  --section-blue: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
+  --section-lilac: linear-gradient(135deg, #fbfcff 0%, #ffffff 44%, #f8f5ff 100%);
+  --section-mint: linear-gradient(135deg, #ffffff 0%, #f7fbff 52%, #f3fbf7 100%);
 }
 
 * {
@@ -39,12 +32,12 @@
   color: var(--text);
   line-height: 1.55;
   -webkit-font-smoothing: antialiased;
-  background:
-    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(90, 200, 250, 0.35), transparent 55%),
-    radial-gradient(ellipse 60% 45% at 95% 5%, rgba(88, 86, 214, 0.28), transparent 50%),
-    radial-gradient(ellipse 70% 40% at 50% 100%, var(--bg-accent), transparent 60%),
-    var(--bg);
+  background: linear-gradient(180deg, #fbfcff 0%, #f4f7ff 38%, #f5fbf8 72%, #fbfcff 100%);
   min-height: 100vh;
+}
+
+.page-home {
+  background: #ffffff;
 }
 
 a {
@@ -56,29 +49,33 @@
   text-decoration: underline;
 }
 
-.wrap {
-  max-width: var(--max);
-  margin: 0 auto;
-  padding: 0 24px 80px;
+/* One width for header, main, footer */
+.layout {
+  width: 100%;
+  max-width: var(--layout-max);
+  margin-left: auto;
+  margin-right: auto;
+  padding-left: var(--layout-pad);
+  padding-right: var(--layout-pad);
 }
 
+/* Header — fixed lang switch slot on the right */
 .site-header {
   position: sticky;
   top: 0;
-  z-index: 20;
-  backdrop-filter: blur(18px) saturate(1.2);
-  background: color-mix(in srgb, var(--bg) 70%, transparent);
+  z-index: 50;
+  height: var(--header-h);
+  background: rgba(250, 252, 255, 0.86);
   border-bottom: 1px solid var(--border);
+  backdrop-filter: blur(16px) saturate(1.25);
 }
 
-.site-header .inner {
-  max-width: var(--max);
-  margin: 0 auto;
-  padding: 12px 24px;
-  display: flex;
+.site-header__bar {
+  height: var(--header-h);
+  display: grid;
+  grid-template-columns: auto 1fr auto;
   align-items: center;
-  justify-content: space-between;
-  gap: 16px;
+  gap: 20px;
 }
 
 .brand {
@@ -86,9 +83,10 @@
   align-items: center;
   gap: 10px;
   font-weight: 650;
-  font-size: 1.05rem;
+  font-size: 1.02rem;
   color: var(--text);
   text-decoration: none;
+  white-space: nowrap;
 }
 
 .brand:hover {
@@ -96,102 +94,732 @@
 }
 
 .brand img {
-  width: 36px;
-  height: 36px;
-  border-radius: 9px;
-  box-shadow:
-    0 2px 6px rgba(0, 0, 0, 0.12),
-    0 10px 24px rgba(0, 113, 227, 0.22);
+  width: 34px;
+  height: 34px;
+  border-radius: 8px;
+  box-shadow: 0 4px 14px rgba(0, 113, 227, 0.22);
 }
 
-nav {
+.site-nav {
   display: flex;
   flex-wrap: wrap;
-  gap: 8px 18px;
+  justify-content: center;
+  gap: 6px 20px;
   font-size: 0.92rem;
 }
 
-nav a {
+.site-nav a {
   color: var(--muted);
 }
 
-nav a[aria-current="page"] {
+.site-nav a[aria-current="page"] {
   color: var(--text);
   font-weight: 600;
 }
 
-/* Hero with 3D visual stack */
-.hero-stage {
-  display: grid;
-  grid-template-columns: 1fr 1.05fr;
-  gap: 32px 40px;
+.lang-switch {
+  display: inline-flex;
   align-items: center;
-  padding: 36px 0 56px;
+  padding: 4px;
+  border-radius: 999px;
+  background: rgba(0, 0, 0, 0.05);
+  border: 1px solid var(--border);
+  flex-shrink: 0;
 }
 
-@media (max-width: 900px) {
-  .hero-stage {
-    grid-template-columns: 1fr;
-  }
-
-  .hero-visual {
-    min-height: 340px;
-  }
-}
-
-.hero-copy .lang-switch {
-  margin-bottom: 12px;
-}
-
-.hero-copy h1 {
-  margin: 0 0 14px;
-  font-size: clamp(2rem, 4.5vw, 2.85rem);
-  letter-spacing: -0.035em;
-  line-height: 1.08;
-}
-
-.hero-copy .lead {
-  margin: 0 0 20px;
-  font-size: 1.12rem;
+.lang-switch a {
+  display: inline-block;
+  padding: 6px 14px;
+  border-radius: 999px;
+  font-size: 0.82rem;
+  font-weight: 600;
   color: var(--muted);
+  text-decoration: none;
+}
+
+.lang-switch a:hover {
+  text-decoration: none;
+  color: var(--text);
+}
+
+.lang-switch a.is-active {
+  background: var(--bg-elevated);
+  color: var(--text);
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
+}
+
+.sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0, 0, 0, 0);
+  white-space: nowrap;
+  border: 0;
+}
+
+.lang-switch--select {
+  padding: 0;
+  background: rgba(0, 0, 0, 0.045);
+}
+
+.language-select {
+  max-width: 150px;
+  min-height: 36px;
+  padding: 6px 30px 6px 12px;
+  border: 0;
+  border-radius: 999px;
+  color: var(--text);
+  background: transparent;
+  font: inherit;
+  font-size: 0.86rem;
+  font-weight: 650;
+}
+
+.language-select:focus-visible {
+  outline: 2px solid rgba(0, 113, 227, 0.42);
+  outline-offset: 2px;
+}
+
+/* Legacy floating hero icon — must not appear */
+.icon-float,
+.icon-orb {
+  display: none !important;
+}
+
+.page-home .site-header {
+  background: #ffffff;
+}
+
+/* Hero — copy left, original design visual right (compact, no forced full-screen) */
+.hero {
+  width: 100%;
+  padding: 40px 0 48px;
+  background: var(--hero-bg);
+  overflow: hidden;
+}
+
+.hero__split {
+  display: grid;
+  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
+  gap: 12px 32px;
+  align-items: center;
+}
+
+.hero__copy {
+  padding: 8px 0;
+}
+
+.hero__headline {
+  margin: 0;
+  font-size: clamp(2rem, 4.8vw, 3.15rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.1;
+  color: #000;
+  overflow-wrap: anywhere;
+}
+
+.hero__headline span {
+  display: block;
+}
+
+.hero__lead {
+  margin: 28px 0 0;
+  font-size: clamp(1rem, 1.7vw, 1.2rem);
+  line-height: 1.7;
+  color: #1d1d1f;
+  max-width: 22em;
+}
+
+/* Right art: user-provided hero visual (black bg removed → white) */
+.hero__art {
+  margin: 0;
+  line-height: 0;
+  display: flex;
+  align-items: center;
+  justify-content: flex-end;
+  background: var(--hero-bg);
+}
+
+.hero__art img {
+  display: block;
+  width: 100%;
+  max-width: 100%;
+  height: auto;
+  background: var(--hero-bg);
+  border: 0;
+}
+
+/* Second screen — 4 view modes */
+.views {
+  padding: 56px 0 64px;
+  background: var(--section-blue);
+}
+
+.views__split {
+  display: grid;
+  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
+  gap: 28px 48px;
+  align-items: start;
+}
+
+.views__gallery {
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 12px;
+  max-width: 500px;
+  justify-self: start;
+}
+
+.views__shot {
+  margin: 0;
+  aspect-ratio: 720 / 450;
+  border-radius: 12px;
+  overflow: hidden;
+  line-height: 0;
+  background: #f5f5f7;
+  box-shadow: 0 10px 28px rgba(30, 45, 90, 0.1);
+  border: 1px solid rgba(0, 0, 0, 0.06);
+}
+
+.views__shot img {
+  display: block;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  object-position: center bottom;
+}
+
+.views__headline {
+  margin: 0;
+  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.12;
+  color: #000;
+}
+
+.views__lead {
+  margin: 22px 0 0;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #6e6e73;
+  max-width: 26em;
+}
+
+.views__rule {
+  margin: 30px 0 22px;
+  border: 0;
+  height: 1px;
+  background: linear-gradient(90deg, rgba(99, 102, 241, 0.5), rgba(99, 102, 241, 0.06));
+}
+
+.views__label {
+  margin: 0 0 16px;
+  font-size: 0.94rem;
+  color: #86868b;
+}
+
+.views__details {
+  display: grid;
+  grid-template-columns: minmax(190px, 1fr) max-content;
+  gap: 20px 34px;
+  align-items: end;
+}
+
+.views__modes {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+  display: grid;
+  gap: 12px;
+}
+
+.views__modes li {
+  position: relative;
+  padding-left: 22px;
+  font-size: 1.04rem;
+  font-weight: 500;
+  color: #1d1d1f;
+}
+
+.views__modes li::before {
+  content: "";
+  position: absolute;
+  left: 0;
+  top: 0.58em;
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: var(--accent);
+}
+
+.views__shortcut {
+  display: inline-flex;
+  flex-direction: column;
+  gap: 6px;
+  margin-top: 0;
+  flex-shrink: 0;
+  padding: 12px 18px;
+  border-radius: 14px;
+  background: #f5f5f7;
+  border: 1px solid var(--border);
+}
+
+.views__shortcut-label {
+  font-size: 0.8rem;
+  color: #86868b;
+}
+
+.views__shortcut-keys {
+  font-size: 1.02rem;
+  font-weight: 650;
+  letter-spacing: 0.01em;
+}
+
+/* Third screen — tag management */
+.tags {
+  padding: 56px 0 64px;
+  background: var(--section-lilac);
+}
+
+.tags__split {
+  display: grid;
+  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
+  gap: 28px 48px;
+  align-items: center;
+}
+
+.tags__headline {
+  margin: 0;
+  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.12;
+  color: #000;
+}
+
+.tags__points {
+  list-style: none;
+  margin: 28px 0 0;
+  padding: 0;
+  display: grid;
+  gap: 18px;
   max-width: 28em;
 }
 
-.pill-row {
+.tags__points li {
+  position: relative;
+  padding-left: 22px;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #1d1d1f;
+}
+
+.tags__points li::before {
+  content: "";
+  position: absolute;
+  left: 0;
+  top: 0.72em;
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: var(--accent);
+}
+
+.tags__points strong {
+  font-weight: 700;
+  color: #000;
+}
+
+.tags__art {
+  margin: 0;
+  aspect-ratio: 880 / 552;
+  line-height: 0;
+  justify-self: end;
+  max-width: 540px;
+  width: 100%;
+  border-radius: 12px;
+  overflow: hidden;
+  background: #f5f5f7;
+  box-shadow: 0 10px 28px rgba(30, 45, 90, 0.1);
+  border: 1px solid rgba(0, 0, 0, 0.06);
+}
+
+.tags__art img {
+  display: block;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  object-position: center bottom;
+}
+
+/* Fourth screen — app memos */
+.memo {
+  padding: 56px 0 64px;
+  background: var(--section-mint);
+}
+
+.memo__split {
+  display: grid;
+  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
+  gap: 28px 48px;
+  align-items: center;
+}
+
+.memo__art {
+  margin: 0;
+  aspect-ratio: 880 / 552;
+  line-height: 0;
+  justify-self: start;
+  max-width: 540px;
+  width: 100%;
+  border-radius: 12px;
+  overflow: hidden;
+  background: #f5f5f7;
+  box-shadow: 0 10px 28px rgba(30, 45, 90, 0.1);
+  border: 1px solid rgba(0, 0, 0, 0.06);
+}
+
+.memo__art img {
+  display: block;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  object-position: center bottom;
+}
+
+.memo__headline {
+  margin: 0;
+  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.12;
+  color: #000;
+}
+
+.memo__lead {
+  margin: 22px 0 0;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #6e6e73;
+  max-width: 22em;
+}
+
+/* Fifth screen — global Quick Search */
+.search {
+  padding: 56px 0 64px;
+  background: var(--section-lilac);
+}
+
+.search__split {
+  display: grid;
+  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
+  gap: 28px 48px;
+  align-items: center;
+}
+
+.search__headline {
+  margin: 0;
+  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.12;
+  color: #000;
+}
+
+.search__lead {
+  margin: 22px 0 0;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #6e6e73;
+  max-width: 24em;
+}
+
+.search__tagline {
+  margin: 16px 0 0;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #1d1d1f;
+  font-weight: 500;
+  max-width: 24em;
+}
+
+.search__shortcut {
+  margin-top: 32px;
+  display: inline-flex;
+  flex-direction: column;
+  gap: 6px;
+  padding: 14px 20px;
+  border-radius: 14px;
+  background: #f5f5f7;
+  border: 1px solid var(--border);
+}
+
+.search__shortcut-label {
+  font-size: 0.8rem;
+  color: #86868b;
+}
+
+.search__shortcut-keys {
+  font-size: 1.02rem;
+  font-weight: 650;
+  letter-spacing: 0.01em;
+}
+
+.search__art {
+  margin: 0;
+  line-height: 0;
+  justify-self: end;
+  max-width: 500px;
+  width: 100%;
+  border-radius: 0;
+  overflow: visible;
+  background: transparent;
+  box-shadow: none;
+  border: 0;
+}
+
+.search__art img {
+  display: block;
+  width: 100%;
+  height: auto;
+  filter: drop-shadow(0 14px 28px rgba(30, 45, 90, 0.12));
+}
+
+/* Sixth screen — backup & restore */
+.backup {
+  padding: 56px 0 64px;
+  background: var(--section-blue);
+}
+
+.backup__split {
+  display: grid;
+  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
+  gap: 28px 48px;
+  align-items: center;
+}
+
+.backup__art {
+  margin: 0;
+  line-height: 0;
+  justify-self: start;
+  max-width: 540px;
+  width: 100%;
+  border-radius: 12px;
+  overflow: hidden;
+  background: #f5f5f7;
+  box-shadow: 0 10px 28px rgba(30, 45, 90, 0.1);
+  border: 1px solid rgba(0, 0, 0, 0.06);
+}
+
+.backup__art img {
+  display: block;
+  width: 100%;
+  height: auto;
+}
+
+.backup__headline {
+  margin: 0;
+  font-size: clamp(1.85rem, 3.8vw, 2.7rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.12;
+  color: #000;
+}
+
+.backup__lead {
+  margin: 22px 0 0;
+  font-size: clamp(0.98rem, 1.55vw, 1.1rem);
+  line-height: 1.75;
+  color: #1d1d1f;
+  max-width: 24em;
+}
+
+.backup__lead strong {
+  font-weight: 700;
+  color: #000;
+}
+
+/* Seventh screen — offline & privacy */
+.privacy {
+  padding: 56px 0 64px;
+  background: var(--section-mint);
+}
+
+.privacy__split {
+  display: grid;
+  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
+  gap: 28px 48px;
+  align-items: center;
+}
+
+.privacy__headline {
+  margin: 0;
+  font-size: clamp(2rem, 4.2vw, 3rem);
+  font-weight: 800;
+  letter-spacing: 0;
+  line-height: 1.08;
+  color: #000;
+}
+
+.privacy__lead {
+  margin: 24px 0 0;
+  font-size: clamp(1rem, 1.6vw, 1.15rem);
+  line-height: 1.75;
+  color: #1d1d1f;
+  max-width: 26em;
+}
+
+.privacy__feature {
+  margin-top: 28px;
+}
+
+.privacy__feature-title {
+  margin: 0;
+  font-size: 1.08rem;
+  font-weight: 700;
+  color: #000;
   display: flex;
-  flex-wrap: wrap;
+  align-items: center;
   gap: 8px;
+}
+
+.privacy__feature-title--accent {
+  color: #1d1d1f;
+}
+
+.privacy__feature-icon {
+  width: 18px;
+  height: 18px;
+  border-radius: 50%;
+  background: #34c759;
+  display: inline-block;
+  flex-shrink: 0;
+  position: relative;
+}
+
+.privacy__feature-icon::after {
+  content: "";
+  position: absolute;
+  left: 5px;
+  top: 4px;
+  width: 5px;
+  height: 8px;
+  border-right: 2px solid #fff;
+  border-bottom: 2px solid #fff;
+  transform: rotate(40deg);
+}
+
+.privacy__feature-text {
+  margin: 8px 0 0;
+  font-size: 0.95rem;
+  line-height: 1.7;
+  color: #6e6e73;
+  max-width: 28em;
+}
+
+.privacy__art {
+  margin: 0;
+  line-height: 0;
+  justify-self: end;
+  max-width: 340px;
+  width: 100%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.privacy__art img {
+  display: block;
+  width: min(100%, 320px);
+  height: auto;
+  filter: drop-shadow(0 18px 36px rgba(60, 80, 140, 0.16));
+}
+
+/* Inner pages (support, privacy) */
+.page-main {
+  padding: 56px 0 72px;
+}
+
+.card {
+  background: var(--bg-elevated);
+  border: 1px solid var(--border);
+  border-radius: var(--radius);
+  box-shadow: var(--shadow);
+  padding: 28px 32px;
   margin-bottom: 22px;
 }
 
-.pill {
-  padding: 6px 13px;
-  border-radius: 999px;
-  background: var(--surface);
-  border: 1px solid var(--border);
-  font-size: 0.82rem;
+.card h1,
+.card h2 {
+  margin: 0 0 14px;
+  font-size: 1.3rem;
+  letter-spacing: 0;
+}
+
+/* Features + CTA — full-width white band */
+.features {
+  padding: 56px 0 72px;
+  background: linear-gradient(180deg, #ffffff 0%, #f7f9ff 100%);
+}
+
+.features__headline {
+  margin: 0 0 24px;
+  font-size: 1.3rem;
+  letter-spacing: 0;
+}
+
+.features__cta {
+  margin-top: 40px;
+  text-align: center;
+}
+
+.features__cta p {
+  margin: 0 0 16px;
   color: var(--muted);
-  backdrop-filter: blur(8px);
+}
+
+.feature-grid {
+  display: grid;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 12px;
+}
+
+.feature {
+  padding: 15px 17px;
+  border-radius: 8px;
+  background: #f8f9fd;
+  border: 1px solid var(--border);
+}
+
+.feature strong {
+  display: block;
+  margin-bottom: 5px;
 }
 
 .cta-row {
   display: flex;
   flex-wrap: wrap;
   gap: 12px;
+  justify-content: center;
 }
 
 .btn {
   display: inline-block;
-  padding: 12px 22px;
+  padding: 11px 22px;
   border-radius: 999px;
   font-weight: 600;
-  font-size: 0.95rem;
+  font-size: 0.94rem;
 }
 
 .btn-primary {
   background: var(--accent);
   color: #fff;
-  box-shadow: 0 10px 28px rgba(0, 113, 227, 0.35);
+  box-shadow: 0 8px 24px rgba(0, 113, 227, 0.28);
 }
 
 .btn-primary:hover {
@@ -201,288 +829,37 @@
 }
 
 .btn-secondary {
-  background: var(--surface);
+  background: var(--bg-elevated);
   color: var(--text);
   border: 1px solid var(--border);
-  backdrop-filter: blur(8px);
 }
 
 .btn-secondary:hover {
   text-decoration: none;
 }
 
-.hero-promo-3d {
-  margin: 0;
-  border-radius: calc(var(--radius) + 6px);
-  overflow: hidden;
-  box-shadow: var(--shadow);
-  border: 1px solid var(--border);
-  background: #0a0b12;
-  transform: perspective(1200px) rotateY(-4deg) rotateX(2deg);
-  transition: transform 0.45s ease;
-}
-
-.hero-promo-3d:hover {
-  transform: perspective(1200px) rotateY(-1deg) rotateX(0deg);
-}
-
-.hero-promo-3d img {
-  display: block;
-  width: 100%;
-  height: auto;
-  vertical-align: middle;
-}
-
-.hero-visual {
-  position: relative;
-  min-height: 380px;
-  perspective: 1400px;
-}
-
-.icon-float {
-  position: absolute;
-  top: 0;
-  left: 8%;
-  z-index: 3;
-  transform: translateZ(48px);
-  animation: float-icon 5s ease-in-out infinite;
-}
-
-.icon-float img {
-  width: 112px;
-  height: 112px;
-  border-radius: 24px;
-  box-shadow:
-    0 1px 0 rgba(255, 255, 255, 0.65) inset,
-    0 18px 40px rgba(0, 113, 227, 0.35),
-    0 40px 80px rgba(88, 86, 214, 0.25);
-}
-
-@keyframes float-icon {
-  0%, 100% { transform: translateY(0) translateZ(48px) rotate(-4deg); }
-  50% { transform: translateY(-10px) translateZ(56px) rotate(2deg); }
-}
-
-.device-shot {
-  position: absolute;
-  margin: 0;
-  border-radius: 16px;
-  overflow: hidden;
-  border: 1px solid color-mix(in srgb, white 70%, var(--border));
-  background: #111;
-  box-shadow: var(--shadow);
-  transform-style: preserve-3d;
-}
-
-.device-shot img {
-  display: block;
-  width: 100%;
-  height: auto;
-  vertical-align: middle;
-}
-
-.shot-back {
-  right: 0;
-  top: 36px;
-  width: 88%;
-  transform: rotateY(-14deg) rotateX(4deg) translateZ(0);
-  opacity: 0.92;
-}
-
-.shot-front {
-  left: 0;
-  bottom: 0;
-  width: 78%;
-  transform: rotateY(10deg) rotateX(-2deg) translateZ(32px);
-  z-index: 2;
-}
-
-.shot-back::after,
-.shot-front::after {
-  content: "";
-  position: absolute;
-  inset: 0;
-  pointer-events: none;
-  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, transparent 42%);
-  border-radius: inherit;
-}
-
-/* Showcase band */
-.showcase {
-  margin-bottom: 28px;
-  padding: 0;
-  background: transparent;
-  border: none;
-  box-shadow: none;
-}
-
-.showcase-inner {
-  position: relative;
-  border-radius: 22px;
-  overflow: hidden;
-  border: 1px solid var(--border);
-  box-shadow: var(--shadow);
-  transform: rotateX(2deg);
-  transform-style: preserve-3d;
-}
-
-.showcase-inner img {
-  display: block;
-  width: 100%;
-  height: auto;
-}
-
-.showcase-caption {
-  position: absolute;
-  left: 20px;
-  bottom: 18px;
-  padding: 10px 16px;
-  border-radius: 12px;
-  background: rgba(0, 0, 0, 0.62);
-  color: #fff;
-  font-size: 0.9rem;
-  backdrop-filter: blur(10px);
-}
-
-.showcase-caption strong {
-  display: block;
-  font-size: 1rem;
-}
-
-/* Feature rows with image */
-.feature-show {
-  display: grid;
-  grid-template-columns: 1fr 1fr;
-  gap: 28px;
-  align-items: center;
-  margin-bottom: 24px;
-}
-
-@media (max-width: 760px) {
-  .feature-show {
-    grid-template-columns: 1fr;
-  }
-
-  .feature-show.reverse .feature-shot {
-    order: 0;
-  }
-}
-
-.feature-show.reverse .feature-copy {
-  order: 1;
-}
-
-.feature-shot {
-  border-radius: var(--radius);
-  overflow: hidden;
-  border: 1px solid var(--border);
-  box-shadow:
-    0 16px 40px rgba(15, 23, 42, 0.12),
-    0 4px 12px rgba(0, 0, 0, 0.06);
-  transform: perspective(900px) rotateY(-6deg);
-}
-
-.feature-shot img {
-  display: block;
-  width: 100%;
-  height: auto;
-}
-
-.feature-show.reverse .feature-shot {
-  transform: perspective(900px) rotateY(6deg);
-}
-
-.feature-copy h3 {
-  margin: 0 0 10px;
-  font-size: 1.35rem;
-  letter-spacing: -0.02em;
-}
-
-.feature-copy p {
-  margin: 0;
-  color: var(--muted);
-}
-
-.card {
-  background: var(--surface);
-  border: 1px solid var(--border);
-  border-radius: var(--radius);
-  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
-  padding: 28px 32px;
-  margin-bottom: 24px;
-  backdrop-filter: blur(12px);
-}
-
-.card h2 {
-  margin: 0 0 16px;
-  font-size: 1.35rem;
-  letter-spacing: -0.02em;
-}
-
-.compare {
-  width: 100%;
-  border-collapse: collapse;
-  font-size: 0.95rem;
-}
-
-.compare th,
-.compare td {
-  text-align: left;
-  padding: 12px 14px;
-  border-bottom: 1px solid var(--border);
-  vertical-align: top;
-}
-
-.compare th {
-  font-size: 0.8rem;
-  text-transform: uppercase;
-  letter-spacing: 0.04em;
-  color: var(--muted);
-}
-
-.compare tr:last-child td {
-  border-bottom: none;
-}
-
-.feature-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
-  gap: 14px;
-}
-
-.feature {
-  padding: 16px 18px;
-  border-radius: 14px;
-  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
-  border: 1px solid var(--border);
-}
-
-.feature strong {
-  display: block;
-  margin-bottom: 6px;
-}
-
 .site-footer {
-  margin-top: 48px;
-  padding-top: 24px;
+  padding: 28px 0 48px;
   border-top: 1px solid var(--border);
   text-align: center;
   font-size: 0.88rem;
   color: var(--muted);
 }
 
-.lang-switch {
-  font-size: 0.85rem;
+.site-footer p {
+  margin: 0 0 8px;
 }
 
-.lang-switch a {
-  color: var(--muted);
-  margin-right: 10px;
+.prose h1 {
+  margin-top: 0;
 }
 
-.lang-switch a.active {
-  color: var(--text);
-  font-weight: 600;
+.prose h2 {
+  margin-top: 1.5em;
+}
+
+.prose h3 {
+  margin-top: 1.2em;
 }
 
 kbd {
@@ -491,14 +868,134 @@
   border-radius: 6px;
   font-size: 0.82em;
   font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
-  background: var(--surface);
+  background: #f0f2f8;
   border: 1px solid var(--border);
 }
 
-.prose h1 {
-  margin-top: 0;
+@media (max-width: 860px) {
+  .site-header {
+    height: auto;
+  }
+
+  .site-header__bar {
+    grid-template-columns: auto auto;
+    grid-template-rows: auto auto;
+    height: auto;
+    min-height: var(--header-h);
+    gap: 8px 14px;
+    padding-top: 8px;
+    padding-bottom: 10px;
+  }
+
+  .site-nav {
+    grid-column: 1 / -1;
+    justify-content: flex-start;
+    order: 3;
+  }
+
+  .lang-switch {
+    grid-column: 2;
+    grid-row: 1;
+    justify-self: end;
+  }
+
+  .hero__split {
+    grid-template-columns: 1fr;
+    min-height: auto;
+    gap: 32px;
+  }
+
+  .hero__art {
+    justify-content: center;
+  }
+
+  .views__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .views__gallery {
+    max-width: 100%;
+    justify-self: center;
+  }
+
+  .views__copy {
+    max-width: 36em;
+  }
+
+  .views__details {
+    grid-template-columns: 1fr;
+    gap: 24px;
+  }
+
+  .views__shortcut {
+    justify-self: start;
+  }
+
+  .tags__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .tags__art {
+    justify-self: center;
+    max-width: 100%;
+  }
+
+  .memo__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .memo__art {
+    justify-self: center;
+    max-width: 100%;
+  }
+
+  .search__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .search__art {
+    justify-self: center;
+    max-width: 100%;
+  }
+
+  .backup__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .backup__art {
+    justify-self: center;
+    max-width: 100%;
+  }
+
+  .privacy__split {
+    grid-template-columns: 1fr;
+    gap: 36px;
+  }
+
+  .privacy__art {
+    justify-self: center;
+  }
+
+  .feature-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
 }
 
-.prose h2 {
-  margin-top: 1.6em;
-}
\ No newline at end of file
+@media (max-width: 560px) {
+  :root {
+    --layout-pad: 18px;
+  }
+
+  .hero {
+    padding: 32px 0 48px;
+  }
+
+  .feature-grid {
+    grid-template-columns: 1fr;
+  }
+}

--
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