/* ============================================================
   YofMo.com — 统一品牌设计系统 v1.0
   风格: 极简主义 SaaS / Apple 级细节 / 旁路门户
   设计令牌遵循 W3C Design Tokens 语义化命名
   ============================================================ */

:root {
  /* ---- 色彩核心 ---- */
  --yof-ink:        #0B0F1A;   /* 墨黑底 */
  --yof-ink-2:      #121829;   /* 次级墨底 */
  --yof-ink-3:      #1B2138;   /* 卡片墨底 */

  --yof-bg:         #F7F8FB;   /* 浅灰背景 */
  --yof-bg-soft:    #EEF1F7;   /* 次级背景 */
  --yof-card:       #FFFFFF;   /* 卡片 */

  --yof-border:     #E4E8F0;   /* 描边 */
  --yof-border-2:   #D3D9E6;

  --yof-text:       #0F172A;   /* 主文字 */
  --yof-text-2:     #5B6478;   /* 次要文字 */
  --yof-text-3:     #8A93A6;   /* 弱化文字 */

  --yof-primary:    #4F46E5;   /* 主品牌 indigo */
  --yof-primary-600:#4338CA;
  --yof-primary-700:#3730A3;
  --yof-primary-soft:#EEF0FF;  /* 主色 soft 底 */
  --yof-cyan:       #06B6D4;

  /* ---- 产品色标 ---- */
  --p-yofmail:      #3B82F6;
  --p-yofmail-soft: #EAF2FF;
  --p-yofcrm:       #10B981;
  --p-yofcrm-soft:  #E7F8F1;
  --p-aitowp:       #8B5CF6;
  --p-aitowp-soft:  #F3EEFE;
  --p-mockai:       #F59E0B;
  --p-mockai-soft:  #FEF4E6;

  /* ---- 语义状态 ---- */
  --c-success:      #10B981;
  --c-warning:      #F59E0B;
  --c-danger:       #EF4444;
  --c-info:         #3B82F6;

  /* ---- 圆角 ---- */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-full: 999px;

  /* ---- 阴影 ---- */
  --sh-sm:  0 1px 2px rgba(15,23,42,.05);
  --sh-md:  0 6px 18px rgba(15,23,42,.07);
  --sh-lg:  0 18px 48px rgba(15,23,42,.10);
  --sh-glow: 0 12px 40px rgba(79,70,229,.22);

  /* ---- 字体 ---- */
  --font-sans: "Inter", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-display: "Sora", "Inter", system-ui, sans-serif;

  /* ---- 间距阶梯 ---- */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px; --s-9: 96px;
}

/* ---- 暗色主题 ---- */
[data-theme="dark"] {
  --yof-bg:        #0B0F1A;
  --yof-bg-soft:   #121829;
  --yof-card:      #141A2C;
  --yof-border:    #232B42;
  --yof-border-2:  #2E3856;
  --yof-text:      #E8ECF5;
  --yof-text-2:    #9AA4BC;
  --yof-text-3:    #6B7491;
  --yof-primary-soft: #1C2050;
  --sh-md:  0 6px 18px rgba(0,0,0,.4);
  --sh-lg:  0 18px 48px rgba(0,0,0,.5);
}

/* ============================================================
   基础重置
   ============================================================ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--yof-bg);
  color: var(--yof-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .3s ease, color .3s ease;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button, input { font-family: inherit; }

h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.18; letter-spacing: -.02em; }

.container { width: min(1180px, 92vw); margin-inline: auto; }
.section { padding-block: var(--s-9); }
.muted { color: var(--yof-text-2); }
.tiny { font-size: 13px; }

/* ============================================================
   背景纹理 / 光晕
   ============================================================ */
.bg-grain {
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(60% 50% at 80% -5%, rgba(79,70,229,.10), transparent 60%),
    radial-gradient(45% 40% at 5% 5%, rgba(6,182,212,.08), transparent 60%);
  pointer-events: none;
}
.bg-grid {
  position: fixed; inset: 0; z-index: -1; opacity: .5; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--yof-border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--yof-border) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
          mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}
[data-theme="dark"] .bg-grid { opacity: .25; }

/* ============================================================
   导航
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--yof-bg) 78%, transparent);
  border-bottom: 1px solid var(--yof-border);
}
.nav-inner { display: flex; align-items: center; gap: var(--s-6); height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 800; font-size: 20px; letter-spacing: -.03em; }
.brand .mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--yof-primary), var(--yof-cyan));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 15px;
  box-shadow: var(--sh-glow);
}
.nav-links { display: flex; gap: var(--s-5); margin-left: auto; }
.nav-links a { color: var(--yof-text-2); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--yof-text); }
.nav-actions { display: flex; gap: var(--s-3); align-items: center; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; color: var(--yof-text); }

/* ============================================================
   按钮
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 11px 20px; border-radius: var(--r-full);
  font-weight: 600; font-size: 15px; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, box-shadow .2s, background .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--yof-primary); color: #fff; box-shadow: var(--sh-glow); }
.btn-primary:hover { background: var(--yof-primary-600); }
.btn-ghost { background: transparent; color: var(--yof-text); border-color: var(--yof-border-2); }
.btn-ghost:hover { background: var(--yof-bg-soft); }
.btn-soft { background: var(--yof-primary-soft); color: var(--yof-primary-600); }
.btn-block { width: 100%; padding-block: 13px; }
.btn-sm { padding: 8px 14px; font-size: 13px; }

/* ============================================================
   Hero
   ============================================================ */
.hero { position: relative; padding-block: var(--s-9) var(--s-8); overflow: hidden; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: var(--r-full);
  background: var(--yof-primary-soft); color: var(--yof-primary-600);
  font-size: 13px; font-weight: 600; margin-bottom: var(--s-5);
}
.hero h1 { font-size: clamp(34px, 5.4vw, 62px); max-width: 14ch; }
.hero h1 .grad {
  background: linear-gradient(120deg, var(--yof-primary), var(--yof-cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: clamp(16px, 2vw, 20px); color: var(--yof-text-2); max-width: 56ch; margin-top: var(--s-5); }
.hero-cta { display: flex; gap: var(--s-3); margin-top: var(--s-6); flex-wrap: wrap; }
.hero-orbs { position: absolute; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; }
.orb-1 { width: 420px; height: 420px; background: var(--yof-primary); top: -120px; right: -80px; opacity: .18; }
.orb-2 { width: 360px; height: 360px; background: var(--yof-cyan); bottom: -120px; left: -100px; opacity: .14; }

/* ============================================================
   区块标题
   ============================================================ */
.section-head { max-width: 60ch; margin-bottom: var(--s-7); }
.section-head .kicker { color: var(--yof-primary-600); font-weight: 700; font-size: 14px; letter-spacing: .04em; text-transform: uppercase; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 40px); margin-top: var(--s-3); }
.section-head p { color: var(--yof-text-2); margin-top: var(--s-3); font-size: 17px; }

/* ============================================================
   产品网格
   ============================================================ */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-5); }
.product-card {
  position: relative; padding: var(--s-6); border-radius: var(--r-lg);
  background: var(--yof-card); border: 1px solid var(--yof-border);
  box-shadow: var(--sh-sm); overflow: hidden; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); border-color: var(--yof-border-2); }
.product-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: var(--accent, var(--yof-primary));
}
.pc-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--accent-soft, var(--yof-primary-soft)); color: var(--accent, var(--yof-primary));
  margin-bottom: var(--s-4);
}
.pc-icon svg { width: 26px; height: 26px; }
.product-card h3 { font-size: 22px; display: flex; align-items: center; gap: 10px; }
.tag { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: var(--r-full); background: var(--accent-soft, var(--yof-primary-soft)); color: var(--accent, var(--yof-primary)); letter-spacing: .03em; }
.product-card p { color: var(--yof-text-2); margin-top: var(--s-3); min-height: 48px; }
.pc-meta { display: flex; gap: var(--s-4); margin-top: var(--s-4); font-size: 13px; color: var(--yof-text-3); }
.pc-meta b { color: var(--yof-text); font-weight: 600; }
.pc-link { display: inline-flex; align-items: center; gap: 6px; margin-top: var(--s-4); color: var(--accent, var(--yof-primary)); font-weight: 600; font-size: 14px; }
.pc-link svg { width: 16px; height: 16px; transition: transform .2s; }
.product-card:hover .pc-link svg { transform: translateX(3px); }
.pc-points { list-style: none; margin-top: var(--s-4); display: flex; flex-direction: column; gap: 9px; }
.pc-points li { position: relative; padding-left: 22px; font-size: 14px; color: var(--yof-text-2); line-height: 1.55; }
.pc-points li::before { content: ""; position: absolute; left: 0; top: 7px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent, var(--yof-primary)); }
.pc-cta { display: inline-flex; align-items: center; gap: 6px; margin-top: var(--s-5); color: var(--accent, var(--yof-primary)); font-weight: 700; font-size: 14.5px; }
.pc-cta svg { width: 16px; height: 16px; transition: transform .2s; }
.product-card:hover .pc-cta svg { transform: translateX(3px); }
.product-card.is-coming { opacity: .82; }
.product-card.is-coming .pc-icon { background: var(--yof-bg-soft); color: var(--yof-text-3); }

/* ============================================================
   特性 / 旁路门户说明
   ============================================================ */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); }
.feature {
  padding: var(--s-5); border-radius: var(--r-md);
  background: var(--yof-card); border: 1px solid var(--yof-border); transition: box-shadow .25s, transform .25s;
}
.feature:hover { box-shadow: var(--sh-md); transform: translateY(-3px); }
.feature .ic { width: 42px; height: 42px; border-radius: 12px; background: var(--yof-primary-soft); color: var(--yof-primary); display: grid; place-items: center; margin-bottom: var(--s-4); }
.feature h4 { font-size: 17px; }
.feature p { color: var(--yof-text-2); margin-top: var(--s-2); font-size: 14.5px; }

.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: var(--s-8); align-items: center; }
.panel {
  background: linear-gradient(160deg, var(--yof-ink), var(--yof-ink-2));
  color: #E8ECF5; border-radius: var(--r-xl); padding: var(--s-7);
  position: relative; overflow: hidden; box-shadow: var(--sh-lg);
}
.panel h3 { color: #fff; font-size: 24px; }
.panel p { color: #9AA4BC; margin-top: var(--s-3); }
.node-flow { display: flex; flex-direction: column; gap: 10px; margin-top: var(--s-5); }
.flow-row { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--r-md); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); }
.flow-row .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--yof-cyan); box-shadow: 0 0 0 4px rgba(6,182,212,.2); }
.flow-row .arrow { margin-left: auto; color: #6B7491; font-size: 12px; }
.flow-row.spoke .dot { background: var(--yof-primary); box-shadow: 0 0 0 4px rgba(79,70,229,.25); }
.flow-note { margin-top: var(--s-5); padding: 14px 16px; border-radius: var(--r-md); background: rgba(16,185,129,.1); border: 1px solid rgba(16,185,129,.25); color: #7FE9C4; font-size: 14px; }

/* ============================================================
   CTA / 页脚
   ============================================================ */
.cta-band {
  text-align: center; border-radius: var(--r-xl);
  background: linear-gradient(135deg, var(--yof-primary), var(--yof-primary-600));
  color: #fff; padding: var(--s-9) var(--s-6); position: relative; overflow: hidden;
}
.cta-band h2 { color: #fff; font-size: clamp(26px, 3.6vw, 40px); }
.cta-band p { color: rgba(255,255,255,.85); margin-top: var(--s-3); }
.cta-band .hero-cta { justify-content: center; margin-top: var(--s-6); }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.cta-band .btn-ghost:hover { background: rgba(255,255,255,.12); }

footer { border-top: 1px solid var(--yof-border); padding-block: var(--s-7) var(--s-6); margin-top: var(--s-8); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: var(--s-6); }
.foot-col h5 { font-size: 14px; margin-bottom: var(--s-3); font-family: var(--font-sans); color: var(--yof-text); }
.foot-col a { display: block; color: var(--yof-text-2); font-size: 14px; padding: 5px 0; transition: color .2s; }
.foot-col a:hover { color: var(--yof-primary); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: var(--s-6); padding-top: var(--s-5); border-top: 1px solid var(--yof-border); color: var(--yof-text-3); font-size: 13px; flex-wrap: wrap; gap: 10px; }

/* ============================================================
   表单 / 登录页
   ============================================================ */
.auth-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.1fr .9fr; }
.auth-aside {
  position: relative; overflow: hidden; padding: var(--s-8);
  background: linear-gradient(150deg, var(--yof-ink), var(--yof-ink-2));
  color: #E8ECF5; display: flex; flex-direction: column; justify-content: space-between;
}
.auth-aside .aorb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .4; }
.auth-aside .aorb.a { width: 360px; height: 360px; background: var(--yof-primary); top: -100px; right: -80px; }
.auth-aside .aorb.b { width: 300px; height: 300px; background: var(--yof-cyan); bottom: -80px; left: -60px; opacity: .3; }
.auth-main { display: grid; place-items: center; padding: var(--s-6); }
.auth-card { width: min(400px, 90vw); }
.auth-card h1 { font-size: 28px; }
.auth-card .sub { color: var(--yof-text-2); margin-top: var(--s-2); }
.tabs { display: flex; gap: 6px; padding: 5px; background: var(--yof-bg-soft); border-radius: var(--r-full); margin: var(--s-5) 0; }
.tab { flex: 1; text-align: center; padding: 9px; border-radius: var(--r-full); font-weight: 600; font-size: 14px; cursor: pointer; color: var(--yof-text-2); transition: all .2s; border: 0; background: none; }
.tab.active { background: var(--yof-card); color: var(--yof-text); box-shadow: var(--sh-sm); }

.field { margin-bottom: var(--s-4); }
.field label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; color: var(--yof-text); }
.field input {
  width: 100%; padding: 12px 14px; border-radius: var(--r-md);
  border: 1px solid var(--yof-border-2); background: var(--yof-card); color: var(--yof-text);
  font-size: 15px; transition: border-color .2s, box-shadow .2s;
}
.field input:focus { outline: none; border-color: var(--yof-primary); box-shadow: 0 0 0 4px var(--yof-primary-soft); }
.field-row { display: flex; align-items: center; justify-content: space-between; font-size: 14px; }
.check { display: flex; align-items: center; gap: 8px; color: var(--yof-text-2); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--yof-primary); }
.link-soft { color: var(--yof-primary-600); font-weight: 600; }
.auth-divider { display: flex; align-items: center; gap: 12px; color: var(--yof-text-3); font-size: 13px; margin: var(--s-4) 0; }
.auth-divider::before, .auth-divider::after { content: ""; height: 1px; background: var(--yof-border); flex: 1; }
.alert { padding: 12px 14px; border-radius: var(--r-md); font-size: 14px; margin-bottom: var(--s-4); display: none; }
.alert.show { display: block; }
.alert.error { background: #FEECEC; color: #B42318; border: 1px solid #F7C5C0; }
.alert.success { background: #E7F8F1; color: #047857; border: 1px solid #A7E8CF; }
[data-theme="dark"] .alert.error { background: #3A1D1B; color: #FCA5A5; border-color: #5B2A27; }
[data-theme="dark"] .alert.success { background: #0E2E23; color: #6EE7B7; border-color: #1F5C46; }

/* ============================================================
   控制台 / 仪表盘
   ============================================================ */
.dash { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--yof-ink); color: #C7CEDB; padding: var(--s-5) var(--s-4);
  display: flex; flex-direction: column; gap: 6px; position: sticky; top: 0; height: 100vh;
}
.sidebar .brand { color: #fff; margin-bottom: var(--s-5); }
.side-item { display: flex; align-items: center; gap: 12px; padding: 11px 13px; border-radius: var(--r-md); font-size: 14.5px; font-weight: 500; color: #9AA4BC; cursor: pointer; transition: background .2s, color .2s; }
.side-item svg { width: 19px; height: 19px; }
.side-item:hover { background: rgba(255,255,255,.05); color: #E8ECF5; }
.side-item.active { background: var(--yof-primary); color: #fff; box-shadow: var(--sh-glow); }
.side-spacer { flex: 1; }
.side-foot { font-size: 12px; color: #6B7491; padding: 10px 13px; border-top: 1px solid rgba(255,255,255,.08); }

.dash-main { padding: var(--s-6) var(--s-7); overflow-x: hidden; }
.dash-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--s-6); flex-wrap: wrap; gap: 12px; }
.dash-top h1 { font-size: 26px; }
.dash-top .crumb { color: var(--yof-text-3); font-size: 13px; }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-4); margin-bottom: var(--s-6); }
.stat { background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: var(--r-md); padding: var(--s-5); }
.stat .k { color: var(--yof-text-3); font-size: 13px; }
.stat .v { font-family: var(--font-display); font-weight: 700; font-size: 28px; margin-top: 6px; }
.stat .v small { font-size: 14px; color: var(--yof-text-3); font-weight: 500; }

.card-block { background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: var(--r-lg); padding: var(--s-6); margin-bottom: var(--s-5); box-shadow: var(--sh-sm); }
.card-block h3 { font-size: 18px; margin-bottom: var(--s-4); display: flex; align-items: center; justify-content: space-between; }

/* 授权卡 */
.license-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-4); }
.license {
  border: 1px solid var(--yof-border); border-radius: var(--r-md); padding: var(--s-5);
  background: var(--yof-bg); position: relative; overflow: hidden;
}
.license .lh { display: flex; align-items: center; gap: 12px; margin-bottom: var(--s-4); }
.license .lh .pic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.license .lh .pic svg { width: 22px; height: 22px; }
.license .lh h4 { font-size: 16px; }
.license .lh .code { font-size: 12px; color: var(--yof-text-3); font-family: ui-monospace, monospace; }
.lrow { display: flex; justify-content: space-between; font-size: 13.5px; padding: 7px 0; border-bottom: 1px dashed var(--yof-border); }
.lrow:last-of-type { border-bottom: 0; }
.lrow .lk { color: var(--yof-text-2); }
.lrow .lv { font-weight: 600; }

.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: var(--r-full); font-size: 12px; font-weight: 700; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.active { background: var(--p-yofcrm-soft); color: #047857; }
.badge.warn { background: var(--p-mockai-soft); color: #B45309; }
.badge.danger { background: #FEECEC; color: #B42318; }
.badge.info { background: var(--yof-primary-soft); color: var(--yof-primary-600); }

.upgrade-bar { margin-top: var(--s-4); padding: 12px 14px; border-radius: var(--r-md); font-size: 13.5px; display: flex; align-items: center; gap: 10px; }
.upgrade-bar.ok { background: var(--p-yofcrm-soft); color: #047857; }
.upgrade-bar.blocked { background: var(--p-mockai-soft); color: #B45309; }
.upgrade-bar .btn { margin-left: auto; }

/* 绑定激活码表单 */
.bind-form { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: end; }
.bind-form .field { margin: 0; }
.bind-hint { font-size: 13px; color: var(--yof-text-2); margin-top: 10px; }
.kbd { font-family: ui-monospace, monospace; background: var(--yof-bg-soft); padding: 2px 7px; border-radius: 6px; font-size: 12.5px; border: 1px solid var(--yof-border); color: var(--yof-text); }

/* 订单表 */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; color: var(--yof-text-3); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: .03em; padding: 10px 12px; border-bottom: 1px solid var(--yof-border); }
.table td { padding: 13px 12px; border-bottom: 1px solid var(--yof-border); }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: var(--yof-bg); }

/* 滚动揭示动画 */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 980px) {
  .product-grid, .feature-grid, .stat-row { grid-template-columns: 1fr 1fr; }
  .split, .license-grid, .foot-grid { grid-template-columns: 1fr; }
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
  .dash { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .side-spacer, .side-foot { display: none; }
  .dash-main { padding: var(--s-5); }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .product-grid, .feature-grid, .stat-row, .license-grid, .bind-form { grid-template-columns: 1fr; }
  .nav-links.open { display: flex; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; background: var(--yof-bg); padding: var(--s-4); border-bottom: 1px solid var(--yof-border); gap: var(--s-3); }
  .table { display: block; overflow-x: auto; white-space: nowrap; }
}