/* ============================================================
   「你还在忙吗」设计系统 v2（制度 B：颜色全变量 / 可爱化骨架）
   主题：macaron 马卡龙（默认） / paper 纸张手账 / moon 月夜
   ============================================================ */

/* ---------- 1. 全局 token（骨架层，写死） ---------- */
:root {
  --r-card: 18px;
  --r-badge: 19px;
  --r-btn: 999px;
  --r-input: 14px;
  --ease-bounce: cubic-bezier(.34, 1.56, .64, 1);
  --ease-out: cubic-bezier(.22, .61, .36, 1);
  --t-click: .15s;
  --t-hover: .25s;
  --t-view: .18s;
  --t-theme: .3s;
  --t-drawer: .25s;
  --t-modal: .2s;
  --white: #ffffff; /* 全局例外：纯白（手绘线条/卡片底统一用） */
}

/* ---------- 2. 三主题色板 ---------- */
[data-theme="macaron"] {
  --bg-page: #fff6f3; --bg-grad-a: #fff0f4; --bg-grad-b: #edfaf3;
  --card: var(--white); --card-2: #fff9f7; --track: #f5e9ee;
  --text-1: #5c4a52; --text-2: #9b8a92; --text-3: #c4b5bd;
  --peach: #ff9e85; --pink: #ff7da2; --mint: #4cc98d; --cream: #ffce8a; --sky: #6db5f2;
  --brand-a: #ff9e85; --brand-b: #ffa8c5;
  --brand-grad: linear-gradient(135deg, var(--brand-a), var(--brand-b));
  --logo-ga: #ff9e85; --logo-gb: #ffa8c5; --blush: #FFAFC4;
  --border: rgba(255, 125, 162, .16); --border-2: rgba(255, 125, 162, .3);
  --sh-color: rgba(255, 158, 133, .28);
  --svc1a: #ff9e85; --svc1b: #ffb59e; --svc2a: #3fb98a; --svc2b: #8fe0c4;
  --svc3a: #5aa9ee; --svc3b: #9dd3ff; --svc4a: #f0a94e; --svc4b: #ffd79a;
  --dot-a: var(--pink); --dot-b: var(--mint); --dot-c: var(--cream);
  --code-bg: #fbf3f0; --quote-bg: #fff0f4; --quote-bar: var(--pink);
  --link: #e0608a; --sel: rgba(255, 125, 162, .22);
  --chip-on-1: var(--peach); --chip-on-2: var(--pink); --mist-a: #ffeef3; --mist-b: #e2f4ea; --mist-c: #fff4e0;
  --blob-a: rgba(255, 158, 133, .5); --blob-b: rgba(125, 205, 180, .42); --blob-c: rgba(255, 206, 138, .48);
  --flow-1: rgba(255, 125, 162, .5); --flow-2: rgba(76, 201, 141, .45); --flow-3: rgba(255, 206, 138, .5);
  --pc1a: #ff9e85; --pc1b: #ffb59e; --pc2a: #3fb98a; --pc2b: #8fe0c4; --pc3a: #ff7da2; --pc3b: #ffc2d4;
  --pc4a: #5aa9ee; --pc4b: #9dd3ff; --pc5a: #f0a94e; --pc5b: #ffd79a; --pc6a: #b57df0; --pc6b: #d9c2ff;
}
[data-theme="paper"] {
  --bg-page: #faf6ee; --bg-grad-a: #fcf9f2; --bg-grad-b: #f5efe1;
  --card: #fffdf9; --card-2: #fbf7ee; --track: #eee6d4;
  --text-1: #455263; --text-2: #8a93a3; --text-3: #bcbfca;
  --peach: #f2b077; --pink: #eda29a; --mint: #82b194; --cream: #f8cf90; --sky: #93aed0;
  --brand-a: #f4b26e; --brand-b: #f9d4a8;
  --brand-grad: linear-gradient(135deg, var(--brand-a), var(--brand-b));
  --logo-ga: #f4b26e; --logo-gb: #f9d4a8; --blush: #f9c6b2;
  --border: rgba(140, 120, 85, .15); --border-2: rgba(242, 176, 119, .4);
  --sh-color: rgba(170, 135, 95, .18);
  --svc1a: #f2a866; --svc1b: #f9d0a0; --svc2a: #74a888; --svc2b: #b0d2bc;
  --svc3a: #7d9ec4; --svc3b: #b4cae0; --svc4a: #dbb56c; --svc4b: #f0d8a4;
  --dot-a: var(--peach); --dot-b: var(--mint); --dot-c: var(--cream);
  --code-bg: #f6f0e3; --quote-bg: #faf3e3; --quote-bar: var(--peach);
  --link: #c98a52; --sel: rgba(242, 176, 119, .22);
  --chip-on-1: var(--peach); --chip-on-2: var(--cream);
  --pc1a: #f2a866; --pc1b: #f9d0a0; --pc2a: #74a888; --pc2b: #b0d2bc; --pc3a: #db9288; --pc3b: #f2c8c0;
  --pc4a: #7d9ec4; --pc4b: #b4cae0; --pc5a: #dbb56c; --pc5b: #f0d8a4; --pc6a: #a392c8; --pc6b: #d0c2e8;
}
[data-theme="moon"] {
  --bg-page: #e4e6f8; --bg-grad-a: #e9eafa; --bg-grad-b: #dfe2f6;
  --card: rgba(255, 255, 255, .8); --card-2: rgba(255, 255, 255, .62); --track: #c9cdf0;
  --text-1: #2c3160; --text-2: #4a5178; --text-3: #8b90b8;
  --peach: #8f9af5; --pink: #b58fe0; --mint: #3db392; --cream: #e0a83e; --sky: #5a9be8;
  --brand-a: #6f79e8; --brand-b: #9d8cf0;
  --brand-grad: linear-gradient(135deg, var(--brand-a), var(--brand-b));
  --logo-ga: #6f79e8; --logo-gb: #9d8cf0; --blush: #8f9af5;
  --border: rgba(90, 103, 184, .25); --border-2: rgba(90, 103, 184, .45);
  --sh-color: rgba(90, 103, 184, .3);
  --svc1a: #6f79e8; --svc1b: #9d8cf0; --svc2a: #2e9c82; --svc2b: #66d6b8;
  --svc3a: #4a7fd4; --svc3b: #7faeef; --svc4a: #d9a44e; --svc4b: #f5c76b;
  --dot-a: var(--brand-b); --dot-b: var(--mint); --dot-c: var(--cream);
  --code-bg: rgba(255, 255, 255, .7); --quote-bg: rgba(255, 255, 255, .62); --quote-bar: var(--brand-b);
  --link: #5a63c8; --sel: rgba(157, 140, 240, .3);
  --chip-on-1: var(--brand-a); --chip-on-2: var(--brand-b);
  --pc1a: #6f79e8; --pc1b: #9d8cf0; --pc2a: #2e9c82; --pc2b: #66d6b8; --pc3a: #c58fe0; --pc3b: #e3c2f5;
  --pc4a: #4a7fd4; --pc4b: #7faeef; --pc5a: #d9a44e; --pc5b: #f5c76b; --pc6a: #b06ad4; --pc6b: #dcb0ef;
}

/* ---------- 3. 基础 ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--text-1);
  background: linear-gradient(160deg, var(--bg-grad-a), var(--bg-page) 42%, var(--bg-grad-b));
  min-height: 100vh;
  overflow-x: hidden;
  transition: color var(--t-theme), background var(--t-theme);
}
::selection { background: var(--sel); }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: var(--track); border-radius: 999px; }
::-webkit-scrollbar-track { background: transparent; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; color: var(--text-1); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.hidden { display: none !important; }
#app { position: relative; z-index: 1; }
.lg-a { stop-color: var(--logo-ga); } .lg-b { stop-color: var(--logo-gb); }
.heart { fill: var(--white); } .blush { fill: var(--blush); }

@media (prefers-reduced-motion: reduce) {
  .lock-logo, .save-dot { animation: none !important; }
}

/* ---------- 4. 背景：云雾（需求6定稿：deepseek 式干净雾，随主题换雾色） ---------- */
/* ---------- 4. 背景：三主题三场景（定稿：马卡龙=光斑粒子 / 手账=笔记本纸飞机 / 月夜=云雾流星） ---------- */
.bg-scene { position: fixed; inset: 0; display: none; overflow: hidden; z-index: 0; pointer-events: none; }
html[data-theme="macaron"] #bgMacaron { display: block; }
html[data-theme="paper"]   #bgPaper   { display: block; }
html[data-theme="moon"]    #bgMoon    { display: block; }
/* 场景1 马卡龙 */
#bgMacaron { background: linear-gradient(160deg, #fff0f4, #fff6f3 45%, #edfaf3); }
#bgMacaron .blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; }
#bgMacaron .blob.b1 { width: 44vw; height: 44vw; top: -10vw; left: -8vw; background: radial-gradient(circle, rgba(255,158,133,.6), transparent 65%); animation: bgdrift1 26s ease-in-out infinite alternate; }
#bgMacaron .blob.b2 { width: 38vw; height: 38vw; bottom: -12vw; right: -6vw; background: radial-gradient(circle, rgba(125,205,180,.55), transparent 65%); animation: bgdrift2 32s ease-in-out infinite alternate; }
#bgMacaron .blob.b3 { width: 28vw; height: 28vw; top: 40%; left: 44%; background: radial-gradient(circle, rgba(255,206,138,.5), transparent 62%); animation: bgdrift3 38s ease-in-out infinite alternate; }
@keyframes bgdrift1 { to { transform: translate(9vw, 7vh) scale(1.16); } }
@keyframes bgdrift2 { to { transform: translate(-8vw, -6vh) scale(1.12); } }
@keyframes bgdrift3 { to { transform: translate(-10vw, 8vh) scale(1.2) rotate(25deg); } }
#bgMacaron .dot { position: absolute; border-radius: 50%; bottom: -30px; opacity: .32; animation: bgRise linear infinite; }
@keyframes bgRise { 0% { transform: translateY(0); opacity: 0; } 10% { opacity: .32; } 90% { opacity: .25; } 100% { transform: translateY(-108vh); opacity: 0; } }
/* 场景2 手账 */
#bgPaper {
  background:
    linear-gradient(90deg, transparent 0 64px, rgba(255,120,140,.35) 64px 65.5px, transparent 65.5px),
    repeating-linear-gradient(180deg, transparent 0 35px, rgba(110,140,190,.28) 35px 36.5px),
    #fdfaf3;
}
#bgPaper .plane { position: absolute; will-change: transform; animation: bgFly linear infinite; }
#bgPaper .plane svg { display: block; animation: bgBob 3.2s ease-in-out infinite; }
@keyframes bgFly { from { transform: translateX(-12vw); } to { transform: translateX(112vw); } }
@keyframes bgBob { 0%,100% { transform: translateY(0) rotate(4deg); } 50% { transform: translateY(-16px) rotate(-6deg); } }
/* 场景3 月夜 */
#bgMoon { background: #dfe2f6; }
#bgMoon canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
@media (prefers-reduced-motion: reduce) {
  #bgMacaron .blob, #bgMacaron .dot, #bgPaper .plane, #bgPaper .plane svg { animation: none !important; }
}

/* ---------- 5. 通用组件 ---------- */
.btn-grad {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--brand-grad); color: var(--white);
  border-radius: var(--r-btn); padding: 11px 26px; font-size: 15px; font-weight: 500;
  box-shadow: 0 6px 16px var(--sh-color);
  transition: transform var(--t-click) var(--ease-bounce), box-shadow var(--t-hover), filter var(--t-hover);
}
.btn-grad:hover { filter: brightness(1.04); box-shadow: 0 8px 20px var(--sh-color); }
.btn-grad:active { transform: scale(.95); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--border-2); color: var(--text-2);
  border-radius: var(--r-btn); padding: 10px 22px; font-size: 14px; background: var(--card);
  transition: transform var(--t-click) var(--ease-bounce), border-color var(--t-hover), color var(--t-hover);
}
.btn-ghost:hover { border-color: var(--brand-b); color: var(--text-1); }
.btn-ghost:active { transform: scale(.95); }
.icon-btn {
  width: 38px; height: 38px; border-radius: 12px; display: inline-flex;
  align-items: center; justify-content: center; font-size: 16px; background: var(--card);
  border: 1px solid var(--border); color: var(--text-2);
  transition: transform var(--t-click) var(--ease-bounce), border-color var(--t-hover), background var(--t-theme);
}
.icon-btn:hover { border-color: var(--border-2); }
.icon-btn:active { transform: scale(.9); }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r-card); box-shadow: 0 4px 18px var(--sh-color);
  transition: transform var(--t-hover) var(--ease-out), box-shadow var(--t-hover), background var(--t-theme), border-color var(--t-theme);
}
.card-hov:hover { transform: translateY(-4px); box-shadow: 0 12px 28px var(--sh-color); }

/* ---------- 6. 锁屏 ---------- */
.lock {
  position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--bg-grad-a), var(--bg-page) 45%, var(--bg-grad-b));
  padding: 20px; transition: opacity var(--t-hover), visibility var(--t-hover);
}
.lock.leave { opacity: 0; visibility: hidden; }
.lock-card {
  width: 100%; max-width: 380px; text-align: center; padding: 44px 34px 36px;
  background: var(--card); border: 1px solid var(--border); border-radius: 26px;
  box-shadow: 0 18px 50px var(--sh-color);
  animation: popIn .4s var(--ease-bounce);
  transition: background var(--t-theme), border-color var(--t-theme);
}
.lock-logo { width: 92px; height: 92px; display: block; margin: 0 auto 16px; animation: breathe 3.2s ease-in-out infinite; }
.lock-title { font-size: 24px; font-weight: 800; letter-spacing: 1px; }
.lock-sub { color: var(--text-2); font-size: 13px; margin: 8px 0 26px; }
.lock-row { position: relative; margin-bottom: 14px; }
.lock-pwd {
  width: 100%; padding: 13px 46px 13px 18px; font-size: 16px;
  border: 1.5px solid var(--border); border-radius: var(--r-input); outline: none;
  background: var(--card-2); -webkit-text-security: disc;
  transition: border-color var(--t-hover), box-shadow var(--t-hover), background var(--t-theme);
}
.lock-pwd:focus { border-color: var(--brand-b); box-shadow: 0 0 0 4px var(--sel); }
.lock-pwd.showing { -webkit-text-security: none; }
.lock-eye {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 36px; height: 36px; border-radius: 10px; font-size: 15px; opacity: .75;
  transition: transform var(--t-click) var(--ease-bounce);
}
.lock-eye:active { transform: translateY(-50%) scale(.85); }
.lock-btn { width: 100%; font-size: 16px; padding: 13px; }
.lock-btn:disabled { opacity: .6; }
.lock-err { min-height: 20px; margin-top: 12px; font-size: 13px; color: var(--pink); }
.lock-err.shake { animation: shake .4s; }
@keyframes popIn { from { transform: scale(.86); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes breathe { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-6px) rotate(2deg); } }
@keyframes shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-7px); } 75% { transform: translateX(7px); } }

/* ---------- 7. 顶栏 / 页脚（需求3+7：双态变形，顶部通透 / 下滑毛玻璃收缩+发丝线） ---------- */
.topbar { position: sticky; top: 0; z-index: 40; padding: 12px 0 6px; transition: background var(--t-theme); }
.topbar-in {
  display: flex; align-items: center; gap: 16px;
  background: transparent; border: 1px solid transparent; border-radius: var(--r-btn);
  padding: 10px 16px; box-shadow: none; position: relative;
  transition: background var(--t-theme), padding var(--t-mid) var(--ease-out), box-shadow var(--t-mid), border-color var(--t-mid);
}
.topbar.compact .topbar-in {
  background: color-mix(in srgb, var(--card) 72%, transparent);
  backdrop-filter: blur(16px) saturate(1.05); -webkit-backdrop-filter: blur(16px) saturate(1.05);
  border-color: var(--border); padding: 7px 12px 7px 10px;
  box-shadow: 0 4px 20px var(--sh-color);
}
.topbar.compact .topbar-in::before {
  content: ""; position: absolute; top: 0; left: 8%; right: 8%; height: 1px;
  background: rgba(255, 255, 255, .28); border-radius: 999px; pointer-events: none;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; min-width: 0; }
.logo-badge { width: 42px; height: 42px; flex: none; display: block; filter: drop-shadow(0 4px 10px var(--sh-color)); transition: transform var(--t-hover) var(--ease-bounce), width var(--t-mid), height var(--t-mid); }
.topbar.compact .logo-badge { width: 36px; height: 36px; }
.nav-logo:hover .logo-badge { transform: rotate(6deg) scale(1.06); }
.nav-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a, .drawer-nav a {
  padding: 8px 14px; border-radius: var(--r-btn); font-size: 14px; color: var(--text-2);
  transition: color var(--t-hover), background var(--t-hover), transform var(--t-click) var(--ease-bounce);
}
.nav-links a:hover, .drawer-nav a:hover { color: var(--text-1); background: var(--card-2); }
.nav-links a:active { transform: scale(.94); }
.nav-links a.on, .drawer-nav a.on {
  color: var(--white); background: var(--brand-grad); box-shadow: 0 3px 10px var(--sh-color);
}
.top-actions { display: flex; gap: 8px; margin-left: 4px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; display: inline-flex;
  align-items: center; justify-content: center; font-size: 16px; background: var(--card);
  border: 1px solid var(--border); color: var(--text-2);
  transition: transform var(--t-click) var(--ease-bounce), border-color var(--t-hover), background var(--t-theme), width var(--t-mid), height var(--t-mid);
}
.icon-btn:hover { border-color: var(--border-2); }
.icon-btn:active { transform: scale(.9); }
.burger { display: none; flex-direction: column; gap: 4px; }
.burger span { width: 16px; height: 2px; border-radius: 2px; background: var(--text-2); transition: transform var(--t-click); }
.footer { padding: 34px 0 max(24px, env(safe-area-inset-bottom)); text-align: center; color: var(--text-3); font-size: 12.5px; }

/* ---------- 8. 手机抽屉 ---------- */
.drawer-mask { position: fixed; inset: 0; z-index: 70; background: rgba(0, 0, 0, .35); opacity: 0; transition: opacity var(--t-drawer); }
.drawer-mask.show { opacity: 1; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 71; width: min(320px, 86vw);
  background: var(--card); border-left: 1px solid var(--border);
  padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
  transform: translateX(105%); transition: transform var(--t-drawer) var(--ease-out), background var(--t-theme);
  overflow-y: auto;
}
.drawer.show { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; font-weight: 700; font-size: 16px; margin-bottom: 12px; }
.drawer-nav { display: flex; flex-direction: column; gap: 4px; margin-bottom: 16px; }
.drawer-nav a { padding: 11px 14px; }

/* ---------- 9. 首页 ---------- */
.view-anim { animation: viewIn var(--t-view) var(--ease-out); }
@keyframes viewIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.banner {
  position: relative; overflow: hidden; border-radius: 24px; padding: 40px 34px;
  background: var(--brand-grad); color: var(--white); text-align: center;
  box-shadow: 0 14px 34px var(--sh-color);
}
.banner::before, .banner::after {
  content: ""; position: absolute; background: var(--white); opacity: .22; border-radius: 50%;
}
.banner::before { width: 120px; height: 120px; top: -52px; left: -30px; }
.banner::after { width: 74px; height: 74px; bottom: -30px; right: 8%; opacity: .16; }
.banner-stars { position: absolute; top: 16px; right: 22px; font-size: 20px; animation: twinkle 2.4s ease-in-out infinite; }
.banner h2 { font-size: clamp(26px, 4.5vw, 38px); font-weight: 800; letter-spacing: 2px; position: relative; }
.banner p { margin-top: 10px; font-size: 14.5px; opacity: .92; position: relative; }
@keyframes twinkle { 0%, 100% { opacity: .5; transform: scale(1); } 50% { opacity: 1; transform: scale(1.25) rotate(8deg); } }

.sec-title { display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 700; margin: 30px 0 14px; }
.sec-title small { font-weight: 400; color: var(--text-3); font-size: 12px; }

/* 服务跑马灯（需求2：毛玻璃卡 + 连续匀速滚动 + hover/触摸暂停） */
.marquee { overflow: hidden; border-radius: var(--r-card);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.mq-track { display: flex; width: max-content; animation: mqScroll var(--mq-dur, 24s) linear infinite; will-change: transform; }
.marquee:hover .mq-track, .marquee.mq-pause .mq-track { animation-play-state: paused; }
@keyframes mqScroll { to { transform: translateX(-50%); } }
.mq-card {
  flex: none; width: 330px; margin-right: 14px;
  display: flex; align-items: center; gap: 18px;
  background: transparent;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-2); border-radius: 22px; padding: 24px; min-height: 162px;
  transition: transform var(--t-hover) var(--ease-out), border-color var(--t-hover), background var(--t-hover);
}
.mq-card:hover { transform: translateY(-4px); border-color: var(--brand-b); background: color-mix(in srgb, var(--card) 30%, transparent); }
.mq-card:hover { transform: translateY(-4px); border-color: var(--border-2); }
.mq-ico {
  width: 72px; height: 72px; flex: none; border-radius: 22px; font-size: 33px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--cc-a), var(--cc-b));
  box-shadow: 0 6px 14px var(--sh-color);
}
.mq-info h3 { font-size: 16.5px; font-weight: 700; }
.mq-info p { font-size: 12.5px; color: var(--text-2); margin: 5px 0 9px; }
.mq-go {
  font-size: 12px; padding: 5px 13px; border-radius: var(--r-btn);
  background: var(--brand-grad); color: var(--white); display: inline-block;
  transition: transform var(--t-click) var(--ease-bounce);
}
.mq-go:hover { transform: translateX(3px); }

/* chips 分类筛选 */
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 8px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; padding: 7px 16px; border-radius: var(--r-btn); font-size: 13px;
  background: var(--card); border: 1px solid var(--border); color: var(--text-2);
  transition: all var(--t-hover) var(--ease-bounce);
}
.chip:hover { border-color: var(--border-2); transform: translateY(-2px); }
.chip.on { background: linear-gradient(135deg, var(--chip-on-1), var(--chip-on-2)); color: var(--white); border-color: transparent; box-shadow: 0 4px 12px var(--sh-color); }

/* 笔记卡片（需求4：单列横向卡 + 封面） */
.note-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.note-card { display: flex; gap: 16px; padding: 14px 16px; cursor: pointer; position: relative; overflow: hidden; align-items: stretch; }
.note-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--brand-grad); opacity: 0; transition: opacity var(--t-hover); }
.note-card:hover::before { opacity: 1; }
.cover-thumb {
  flex: none; width: 118px; min-height: 118px; border-radius: 14px; overflow: hidden;
  display: flex; align-items: center; justify-content: center; align-self: center;
}
.cover-thumb img, .cover-thumb svg { width: 100%; height: 100%; object-fit: cover; display: block; }
.note-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.note-tag {
  align-self: flex-start; font-size: 11px; padding: 3px 10px; border-radius: var(--r-btn);
  background: var(--quote-bg); color: var(--text-2); margin-bottom: 8px;
}
.note-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.note-card p { font-size: 12.5px; color: var(--text-2); line-height: 1.65; flex: 1; overflow: hidden; }
.note-date { font-size: 11.5px; color: var(--text-3); margin-top: 8px; }
.empty { text-align: center; color: var(--text-3); padding: 44px 0; font-size: 14px; grid-column: 1 / -1; }

/* 滚动浮现（需求5：双向可重播） */
.rv { opacity: 0; transform: scale(.97) translateY(42px); transition: opacity .9s cubic-bezier(.16,1,.3,1), transform .95s cubic-bezier(.16,1,.3,1); will-change: opacity, transform; }
.rv.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; transition: none; } }

/* 首页布局 */
.home-grid { display: grid; grid-template-columns: 1fr 300px; gap: 18px; align-items: start; margin-top: 18px; }
/* 侧栏三卡（需求1：回归旧站样式） */
.side { display: flex; flex-direction: column; gap: 14px; position: sticky; top: 84px; }
.side-card { padding: 16px 18px; }
.side-card h5 { display: flex; align-items: center; justify-content: space-between; font-size: 13.5px; font-weight: 700; margin-bottom: 10px; color: var(--text-1); }
.side-card h5 .quote-hint { font-weight: 400; font-size: 11.5px; color: var(--text-3); cursor: pointer; transition: color var(--t-hover); }
.side-card h5 .quote-hint:hover { color: var(--brand-a); }
.notice-inset { background: var(--quote-bg); border-radius: 12px; padding: 12px 14px; font-size: 13px; line-height: 1.8; color: var(--text-2); }

/* 手账卡（需求8：胶带+头像+状态+数据+分类列表） */
.profile-card { position: relative; text-align: center; padding-top: 26px; }
.profile-card .tape { position: absolute; top: -9px; left: 50%; transform: translateX(-50%) rotate(-3deg); width: 96px; height: 22px; background: color-mix(in srgb, var(--sky) 30%, transparent); border-radius: 3px; box-shadow: 0 2px 6px var(--sh-color); opacity: .85; }
.pc-avatar { width: 86px; height: 86px; margin: 0 auto 10px; border-radius: 50%; overflow: hidden; border: 3px solid var(--card); box-shadow: 0 6px 18px var(--sh-color); transition: transform var(--t-hover) var(--ease-bounce); }
.pc-avatar:hover { transform: rotate(6deg) scale(1.05); }
.pc-avatar svg { width: 100%; height: 100%; display: block; }
.pc-status { font-size: 11.5px; color: var(--text-3); }
.pc-name { font-size: 19px; font-weight: 800; margin: 6px 0 4px; color: var(--text-1); }
.pc-desc { font-size: 12px; color: var(--text-2); line-height: 1.75; }
.pc-stats { display: flex; justify-content: center; gap: 28px; margin: 14px 0 4px; }
.pc-stats b { display: block; font-size: 18px; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pc-stats span { font-size: 10.5px; color: var(--text-3); }
.pc-cats { text-align: left; border-top: 1px dashed var(--border-2); margin-top: 12px; padding-top: 10px; }
.pc-cats h5 { font-size: 12.5px; font-weight: 700; color: var(--text-2); margin-bottom: 8px; }
.pc-cat { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 8px 12px; margin-bottom: 6px; border-radius: 10px; border: 1px solid var(--border); background: var(--card-2); font-size: 13px; color: var(--text-1); cursor: pointer; transition: all var(--t-hover); }
.pc-cat:hover { border-color: var(--border-2); transform: translateX(2px); }
.pc-cat.on { border-color: var(--pink); background: var(--quote-bg); }
.pc-cat em { font-style: normal; font-size: 11px; color: var(--text-3); background: var(--track); padding: 1px 8px; border-radius: 999px; }
.pc-cat.on em { background: var(--brand-grad); color: var(--white); }
.quote-line { font-size: 13.5px; line-height: 1.7; min-height: 44px; cursor: pointer; transition: opacity var(--t-hover); }
.quote-line:active { opacity: .55; }
.quote-src { font-size: 11.5px; color: var(--text-3); margin-top: 6px; text-align: right; }
.stat-list { display: flex; flex-direction: column; }
.stat-row { display: flex; align-items: center; justify-content: space-between; padding: 9px 2px; border-bottom: 1px dashed var(--border); font-size: 13px; color: var(--text-2); }
.stat-row:last-child { border-bottom: none; }
.stat-row b { font-size: 14.5px; font-weight: 700; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- 10. 列表页 ---------- */
.list-grid { display: grid; grid-template-columns: 220px 1fr; gap: 18px; align-items: start; margin-top: 18px; }
.tree { padding: 12px; position: sticky; top: 84px; }
.tree a, .tree button.tree-item {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  padding: 10px 12px; border-radius: 12px; font-size: 14px; color: var(--text-2); margin-bottom: 2px;
  transition: all var(--t-hover);
}
.tree a:hover, .tree button.tree-item:hover { background: var(--card-2); color: var(--text-1); }
.tree a.on { background: var(--brand-grad); color: var(--white); box-shadow: 0 4px 12px var(--sh-color); }
.tree .cnt { margin-left: auto; font-size: 11px; opacity: .7; }
.tree-add { border: 1.5px dashed var(--border-2); justify-content: center; color: var(--text-3); margin-top: 6px; }
.tree-add:hover { border-style: solid; color: var(--brand-a); }
.tree-trash { border-top: 1px dashed var(--border); margin-top: 8px; padding-top: 10px; }
.list-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.list-head h2 { font-size: 20px; font-weight: 800; }
.search {
  flex: 1; min-width: 160px; max-width: 300px; margin-left: auto;
  padding: 9px 16px; border-radius: var(--r-btn); border: 1.5px solid var(--border);
  background: var(--card); outline: none; font-size: 13.5px;
  transition: border-color var(--t-hover), box-shadow var(--t-hover);
}
.search:focus { border-color: var(--brand-b); box-shadow: 0 0 0 4px var(--sel); }
.book-chips { display: none; }

/* 回收站卡片 */
.trash-actions { display: flex; gap: 8px; margin-top: 10px; }
.mini-btn {
  font-size: 12px; padding: 5px 12px; border-radius: var(--r-btn);
  background: var(--card-2); border: 1px solid var(--border); color: var(--text-2);
  transition: all var(--t-click) var(--ease-bounce);
}
.mini-btn:hover { border-color: var(--border-2); color: var(--text-1); }
.mini-btn:active { transform: scale(.92); }
.mini-btn.danger { color: var(--pink); }

/* ---------- 11. 详情页 ---------- */
.progress-track { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 55; background: transparent; pointer-events: none; }
.read-prog { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 55; background: var(--brand-grad); border-radius: 0 999px 999px 0; transition: width .1s linear; pointer-events: none; }
.crumb { display: flex; align-items: center; gap: 8px; margin: 18px 0 4px; font-size: 13px; color: var(--text-2); }
.crumb .crumb-x { color: var(--text-3); }
.crumb .crumb-back { padding: 4px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--card-2); font-size: 12.5px; color: var(--text-2); transition: all var(--t-hover); }
.crumb .crumb-back:hover { color: var(--white); background: var(--brand-grad); border-color: transparent; transform: translateX(-2px); }
.crumb a:hover { color: var(--brand-a); }
.art-head { margin: 8px 0 16px; }
.art-title { font-size: clamp(22px, 3.4vw, 30px); font-weight: 800; line-height: 1.35; }
.art-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 10px; font-size: 12.5px; color: var(--text-3); }
.note-layout { display: grid; grid-template-columns: 220px 1fr; gap: 20px; align-items: start; }
.toc-card { padding: 14px 16px; position: sticky; top: 84px; max-height: calc(100vh - 120px); overflow-y: auto; }
.toc-card h5 { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--text-2); margin-bottom: 8px; }
.toc-card .toc-pct { font-size: 11px; color: var(--text-3); font-weight: 400; }
.toc-card .toc-words { border-top: 1px dashed var(--border-2); margin-top: 10px; padding-top: 8px; font-size: 11.5px; color: var(--text-3); }
.toc-card a { display: block; font-size: 13px; color: var(--text-2); padding: 6px 10px; border-radius: 8px; transition: all var(--t-hover); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.toc-card a.h3 { padding-left: 22px; }
.toc-card a:hover { color: var(--text-1); background: var(--card-2); }
.toc-card a.on { color: var(--brand-a); background: var(--quote-bg); font-weight: 600; }
.prose-card { padding: 26px 30px 22px; overflow: hidden; }
.prose { font-size: 15.5px; line-height: 1.9; word-break: break-word; }
.prose h2, .prose h3, .prose h4 { font-weight: 700; margin: 1.35em 0 .55em; line-height: 1.4; }
.prose h2 { font-size: 21px; padding-left: 12px; border-left: 4px solid var(--brand-b); }
.prose h3 { font-size: 17.5px; }
.prose h4 { font-size: 15.5px; }
.prose p { margin: .65em 0; }
.prose a { color: var(--link); border-bottom: 1px dashed var(--link); }
.prose ul, .prose ol { padding-left: 1.6em; margin: .6em 0; }
.prose li { margin: .3em 0; }
.prose blockquote { margin: .9em 0; padding: .7em 1.1em; background: var(--quote-bg); border-left: 4px solid var(--quote-bar); border-radius: 0 12px 12px 0; color: var(--text-2); }
.prose code { background: var(--code-bg); border-radius: 6px; padding: 2px 7px; font-size: .86em; font-family: Consolas, "JetBrains Mono", monospace; }
.prose pre { background: var(--code-bg); border-radius: 14px; padding: 16px 18px; overflow-x: auto; margin: .9em 0; border: 1px solid var(--border); }
.prose pre code { background: transparent; padding: 0; font-size: 13px; line-height: 1.7; }
.prose table { border-collapse: collapse; margin: .9em 0; width: 100%; font-size: 14px; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--border); padding: 8px 13px; text-align: left; }
.prose th { background: var(--card-2); font-weight: 600; }
.prose tr:nth-child(even) td { background: var(--card-2); opacity: .7; }
.prose img { max-width: 100%; border-radius: 14px; margin: .5em 0; box-shadow: 0 6px 18px var(--sh-color); }
.prose hr { border: none; border-top: 1.5px dashed var(--border-2); margin: 1.4em 0; }
.art-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 22px; padding-top: 16px; border-top: 1px dashed var(--border); }

/* 手机 TOC 浮层 */
.toc-fab { position: fixed; right: 18px; bottom: 96px; z-index: 45; width: 46px; height: 46px; border-radius: 50%; background: var(--card); border: 1px solid var(--border); box-shadow: 0 8px 22px var(--sh-color); font-size: 18px; display: none; align-items: center; justify-content: center; transition: transform var(--t-click) var(--ease-bounce); }
.toc-fab:active { transform: scale(.88); }
.toc-sheet-mask { position: fixed; inset: 0; z-index: 72; background: rgba(0, 0, 0, .35); opacity: 0; transition: opacity var(--t-drawer); }
.toc-sheet { position: fixed; left: 0; right: 0; bottom: 0; z-index: 73; background: var(--card); border-radius: 22px 22px 0 0; padding: 18px 20px calc(20px + env(safe-area-inset-bottom)); transform: translateY(105%); transition: transform var(--t-drawer) var(--ease-out); max-height: 65vh; overflow-y: auto; }
.toc-sheet.show-t { transform: none; }
.toc-sheet h5 { font-size: 14px; margin-bottom: 10px; }
.toc-sheet a { display: block; padding: 10px 8px; font-size: 14px; color: var(--text-2); border-bottom: 1px dashed var(--border); }
.toc-sheet a.on { color: var(--brand-a); font-weight: 600; }
.toc-pct { font-size: 12px; color: var(--text-3); text-align: center; margin-top: 10px; }

/* ---------- 12. 编辑页 ---------- */
.edit-meta { display: flex; gap: 12px; align-items: center; padding: 16px 18px; flex-wrap: wrap; }
.title-input { flex: 1; min-width: 180px; font-size: 19px; font-weight: 700; border: none; outline: none; background: transparent; padding: 6px 2px; border-bottom: 2px dashed var(--border); transition: border-color var(--t-hover); }
.title-input:focus { border-color: var(--brand-b); }
.cat-select { padding: 9px 14px; border-radius: 12px; border: 1.5px solid var(--border); background: var(--card); outline: none; font-size: 13.5px; }
.save-lamp { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-3); }
.save-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--track); }
.save-dot.busy { background: var(--cream); animation: breathe2 1.2s ease-in-out infinite; }
.save-dot.ok { background: var(--mint); }
@keyframes breathe2 { 0%, 100% { opacity: .4; transform: scale(.85); } 50% { opacity: 1; transform: scale(1.15); } }
.toolbar { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 12px; border-top: 1px solid var(--border); }
.tool-btn {
  min-width: 34px; height: 32px; padding: 0 9px; border-radius: 9px; font-size: 13px;
  color: var(--text-2); background: var(--card-2); border: 1px solid var(--border);
  transition: all var(--t-click) var(--ease-bounce);
}
.tool-btn:hover { border-color: var(--border-2); color: var(--text-1); }
.tool-btn:active { transform: scale(.88); }
.editor-pane { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--border); }
.md-input {
  width: 100%; min-height: 380px; border: none; outline: none; resize: vertical;
  padding: 18px 20px; font-size: 14.5px; line-height: 1.85; background: var(--card);
  font-family: Consolas, "JetBrains Mono", monospace; border-radius: 0 0 0 var(--r-card);
}
.md-preview { padding: 18px 20px; background: var(--card-2); border-left: 1px dashed var(--border); border-radius: 0 0 var(--r-card) 0; overflow-wrap: break-word; min-height: 380px; }
.edit-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; flex-wrap: wrap; gap: 10px; }
.drop-mask { position: fixed; inset: 0; z-index: 80; display: flex; align-items: center; justify-content: center; background: color-mix(in srgb, var(--card) 82%, transparent); backdrop-filter: blur(6px); font-size: 22px; font-weight: 700; color: var(--brand-a); border: 3px dashed var(--brand-b); border-radius: 20px; margin: 14px; }

/* ---------- 13. 关于 / 设置 ---------- */
.about-card { max-width: 560px; margin: 30px auto; padding: 38px 30px; text-align: center; }
.about-avatar { width: 84px; height: 84px; font-size: 44px; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; background: var(--quote-bg); border-radius: 50%; }
.about-card h2 { font-size: 22px; font-weight: 800; }
.about-card .sub { color: var(--text-2); font-size: 13.5px; margin: 8px 0 20px; }
.about-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 18px; }
.about-links a { display: flex; align-items: center; gap: 9px; padding: 12px 14px; border-radius: 14px; background: var(--card-2); border: 1px solid var(--border); font-size: 13.5px; transition: all var(--t-hover) var(--ease-bounce); }
.about-links a:hover { transform: translateY(-3px); border-color: var(--border-2); box-shadow: 0 8px 18px var(--sh-color); }
.about-links i { font-style: normal; font-size: 20px; }
.about-desc { font-size: 13px; color: var(--text-2); line-height: 1.8; }

.set-card { max-width: 620px; margin: 0 auto 16px; padding: 20px 22px; }
.set-card h3 { font-size: 15.5px; font-weight: 700; margin-bottom: 14px; }
.theme-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.theme-opt { border: 2px solid var(--border); border-radius: 14px; padding: 10px; text-align: center; font-size: 13px; transition: all var(--t-hover) var(--ease-bounce); }
.theme-opt:hover { transform: translateY(-3px); }
.theme-opt.on { border-color: var(--brand-b); box-shadow: 0 6px 16px var(--sh-color); }
.theme-peek { height: 40px; border-radius: 9px; margin-bottom: 8px; }
.theme-opt[data-t="macaron"] .theme-peek { background: linear-gradient(135deg, #ff9e85, #ffa8c5); }
.theme-opt[data-t="paper"] .theme-peek { background: linear-gradient(135deg, #e8925a, #f3b97d); }
.theme-opt[data-t="moon"] .theme-peek { background: linear-gradient(135deg, #6f79e8, #9d8cf0); }
.form-row { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.form-row input { flex: 1; min-width: 130px; padding: 10px 14px; border-radius: var(--r-input); border: 1.5px solid var(--border); background: var(--card-2); outline: none; font-size: 14px; transition: border-color var(--t-hover); }
.form-row input:focus { border-color: var(--brand-b); }
.book-row { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: 12px; background: var(--card-2); margin-bottom: 8px; font-size: 14px; }
.book-row b { flex: 1; font-weight: 500; }
.pwd-note { font-size: 12px; color: var(--text-3); margin-top: 8px; }

/* 封面选择器（需求4） */
.cover-picker-card { padding: 14px 18px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.cp-label { font-size: 13.5px; font-weight: 700; color: var(--text-2); }
.cover-picker { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.cp-preset { width: 46px; height: 46px; border-radius: 10px; overflow: hidden; padding: 0; border: 2px solid var(--border); transition: all var(--t-click) var(--ease-bounce); }
.cp-preset svg { width: 100%; height: 100%; display: block; }
.cp-preset:hover { transform: translateY(-3px) scale(1.05); }
.cp-preset.on { border-color: var(--brand-b); box-shadow: 0 4px 12px var(--sh-color); }
.cp-upload {
  height: 46px; padding: 0 14px; border-radius: 10px; font-size: 13px;
  border: 1.5px dashed var(--border-2); color: var(--text-2); background: var(--card-2);
  transition: all var(--t-click) var(--ease-bounce);
}
.cp-upload:hover { border-style: solid; color: var(--text-1); }
.cp-current { width: 46px; height: 46px; border-radius: 10px; object-fit: cover; border: 2px solid var(--brand-b); }

/* ---------- 14. fab / toast / modal ---------- */
.fab {
  position: fixed; right: max(20px, env(safe-area-inset-right)); bottom: max(22px, env(safe-area-inset-bottom)); z-index: 45;
  width: 58px; height: 58px; border-radius: 50%; background: var(--brand-grad);
  box-shadow: 0 10px 26px var(--sh-color); display: flex; align-items: center; justify-content: center;
  transition: transform var(--t-click) var(--ease-bounce), box-shadow var(--t-hover);
}
.fab svg { width: 24px; height: 24px; }
.fab:hover { transform: translateY(-4px) rotate(6deg); box-shadow: 0 14px 32px var(--sh-color); }
.fab:active { transform: scale(.88); }
#toastBox { position: fixed; bottom: 92px; left: 50%; transform: translateX(-50%); z-index: 90; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast {
  background: var(--card); color: var(--text-1); border: 1px solid var(--border);
  padding: 10px 20px; border-radius: var(--r-btn); font-size: 13.5px;
  box-shadow: 0 10px 26px var(--sh-color); animation: toastIn var(--t-modal) var(--ease-bounce);
  max-width: 82vw; text-align: center;
}
.toast.out { opacity: 0; transform: translateY(8px); transition: all var(--t-modal); }
@keyframes toastIn { from { opacity: 0; transform: translateY(14px) scale(.92); } to { opacity: 1; transform: none; } }

.modal-mask { position: fixed; inset: 0; z-index: 75; background: rgba(0, 0, 0, .4); display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; transition: opacity var(--t-modal); }
.modal-mask.show { opacity: 1; }
.modal {
  width: 100%; max-width: 420px; max-height: 82vh; overflow-y: auto;
  background: var(--card); border: 1px solid var(--border); border-radius: 22px;
  padding: 22px; box-shadow: 0 24px 60px var(--sh-color);
  transform: scale(.92); transition: transform var(--t-modal) var(--ease-bounce), background var(--t-theme);
}
.modal-mask.show .modal { transform: scale(1); }
.modal h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 14px; }
.modal .form-row textarea, .quick-text {
  width: 100%; min-height: 120px; padding: 12px 14px; border-radius: var(--r-input);
  border: 1.5px solid var(--border); background: var(--card-2); outline: none; font-size: 14px; line-height: 1.7; resize: vertical;
}
.modal-foot { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }
.help-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.help-table td { padding: 7px 9px; border-bottom: 1px dashed var(--border); }
.help-table td:first-child { color: var(--brand-a); font-family: Consolas, monospace; white-space: nowrap; }

/* ---------- 15. 双端适配 ---------- */
@media (max-width: 860px) {
  .home-grid { grid-template-columns: 1fr; }
  .side { position: static; display: none; } /* 手机端侧栏整体收进抽屉 */
  .list-grid { grid-template-columns: 1fr; }
  .tree { position: static; display: none; }
  .book-chips { display: flex; }
  .note-layout { grid-template-columns: 1fr; }
  .toc-card { display: none; }
  .toc-fab.has-toc { display: flex; }
  /* 顶栏两行：行1 品牌+操作，行2 导航直达（功能不缺席） */
  .topbar-in { flex-wrap: wrap; row-gap: 4px; }
  .top-actions { margin-left: auto; }
  .nav-links { display: flex; width: 100%; order: 3; margin-left: 0; justify-content: space-around; }
  .nav-links a { flex: 1; text-align: center; padding: 7px 0; }
  .burger { display: flex; }
  .editor-pane { grid-template-columns: 1fr; }
  .md-preview { border-left: none; border-top: 1px dashed var(--border); border-radius: 0 0 var(--r-card) var(--r-card); }
  .md-preview.off { display: none; }
  .md-input { min-height: 300px; border-radius: 0; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 14px; }
  .topbar { padding: 10px 0 4px; }
  .topbar-in { gap: 10px; padding: 8px 10px; }
  .topbar.compact .topbar-in { padding: 5px 8px; }
  .nav-title { font-size: 16px; }
  .logo-badge { width: 36px; height: 36px; }
  .topbar.compact .logo-badge { width: 32px; height: 32px; }
  .icon-btn { width: 37px; height: 37px; font-size: 15px; }
  .banner { padding: 30px 20px; border-radius: 20px; }
  .mq-card { width: 280px; padding: 18px; gap: 14px; min-height: 0; }
  .mq-ico { width: 58px; height: 58px; font-size: 26px; border-radius: 17px; }
  .mq-info h3 { font-size: 15px; }
  .mq-info p { font-size: 11.5px; }
  .cover-thumb { width: 68px; min-height: 68px; border-radius: 10px; }
  .cover-thumb.preset svg { width: 100%; height: 100%; }
  .note-card { gap: 10px; padding: 10px 12px; }
  .note-card h4 { font-size: 14px; margin-bottom: 3px; white-space: normal; }
  .note-card p { font-size: 11.5px; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
  .note-tag { font-size: 10px; padding: 2px 8px; margin-bottom: 4px; }
  .note-date { font-size: 10.5px; margin-top: 5px; }
  .prose-card { padding: 20px 16px; }
  .prose { font-size: 15px; }
  .prose table { font-size: 12.5px; }
  .art-actions .btn-grad, .art-actions .btn-ghost { padding: 9px 18px; font-size: 13.5px; }
  .fab { width: 54px; height: 54px; }
  .modal { padding: 18px; }
  .about-links { grid-template-columns: 1fr; }
  .form-row input, .cat-select, .search { font-size: 16px; }
}