/* =========================================================
   FLOWMIND — AI & Automation blog/marketplace template
   Design language ported from the reference dashboard:
   icon-rail nav, pill header, soft rounded cards, magenta/violet palette
   ========================================================= */
:root{
  --bg: #fafafa;
  --paper: #ffffff;
  --grey-25: #f7f7f7;
  --grey-50: #f2f2f2;
  --grey-100: #e8e8e8;
  --grey-200: #dcdcdc;
  --grey-400: #b8b8b8;

  --text-primary: #4d4d4d;
  --text-secondary: #8f8f8f;
  --text-disabled: #c7c7c7;

  --primary: #b0339f;
  --primary-light: #c85fba;
  --primary-dark: #8a2980;
  --primary-tint: #fbeefa;

  --secondary: #8b5cf6;
  --accent-blue: #5690dc;
  --accent-teal: #35c9b8;
  --accent-green: #5cc26a;
  --accent-gold: #e8b23f;
  --accent-orange: #e0794a;

  --success: #5cc26a;
  --success-tint: #eaf8ec;
  --warning: #e8b23f;
  --warning-tint: #fdf5e6;
  --error: #e35d6a;

  --radius-4xl: 32px;
  --radius-3xl: 28px;
  --radius-2xl: 22px;
  --radius-xl: 18px;
  --radius-lg: 14px;
  --radius-md: 10px;

  --shadow-xs: 0 3px 10px rgba(0,0,0,0.045);
  --shadow-sm: 0 4px 18px rgba(0,0,0,0.055);
  --shadow-md: 0 8px 28px rgba(0,0,0,0.07);
  --shadow-darker: 0 3px 10px rgba(0,0,0,0.09);

  --grad-brand: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);

  --font-heading: "Urbanist", "Mulish", ui-sans-serif, sans-serif;
  --font-body: "Mulish", ui-sans-serif, sans-serif;

  --rail-w: 76px;
  --header-h: 72px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text-primary);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  font-size:15px;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading); color:#333; margin:0;}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{margin:0; padding:0; list-style:none;}
button{font-family:inherit; cursor:pointer; border:none; background:none;}

/* ---------------- Header ---------------- */
.topbar{
  position:fixed; top:0; left:0; right:0; z-index:40;
  height:var(--header-h);
  background:var(--paper);
  border-radius:0 0 28px 28px;
  box-shadow:var(--shadow-darker);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 28px;
}
.topbar-left{display:flex; align-items:center; gap:16px;}
.menu-toggle-mobile{
  display:none; width:38px; height:38px; border-radius:999px; align-items:center; justify-content:center;
  color:var(--text-primary); flex-shrink:0; transition:background .15s ease;
}
.menu-toggle-mobile:hover{background:var(--grey-50);}
.brand{display:flex; align-items:center; gap:10px; font-family:var(--font-heading); font-weight:800; font-size:19px; letter-spacing:-0.01em; color:#3a3a3a;}
.brand-mark{width:30px; height:30px; flex-shrink:0;}
.topbar-right{display:flex; align-items:center; gap:8px;}
.icon-btn{
  width:42px; height:42px; border-radius:999px;
  display:flex; align-items:center; justify-content:center;
  color:var(--text-primary); position:relative;
  transition:background .15s ease, color .15s ease;
}
.icon-btn:hover{background:var(--grey-50); color:var(--primary);}
.icon-btn .dot-badge{
  position:absolute; top:6px; right:6px; min-width:16px; height:16px; border-radius:999px;
  background:var(--primary); color:#fff; font-size:10px; font-weight:800;
  display:flex; align-items:center; justify-content:center; padding:0 3px;
}
.user-chip{
  display:flex; align-items:center; gap:10px; padding:6px 6px 6px 16px; border-radius:999px;
  margin-left:6px; transition:background .15s ease;
}
.user-chip:hover{background:var(--grey-50);}
.user-chip span{font-weight:700; font-size:14px; color:#3a3a3a;}
.user-avatar{width:36px; height:36px; border-radius:50%; background:var(--grad-brand); flex-shrink:0;}

/* ---------------- Mobile drawer (nav for small screens) ---------------- */
.mobile-drawer{position:fixed; inset:0; z-index:70; display:none;}
.mobile-drawer.open{display:block;}
.mobile-drawer-backdrop{position:absolute; inset:0; background:rgba(20,15,30,0.4);}
.mobile-drawer-panel{
  position:absolute; top:0; left:0; bottom:0; width:288px; max-width:82vw;
  background:var(--paper); box-shadow:var(--shadow-md); padding:16px 14px 24px; overflow-y:auto;
  transform:translateX(-100%); transition:transform .25s ease;
}
.mobile-drawer.open .mobile-drawer-panel{transform:translateX(0);}
.drawer-header{display:flex; align-items:center; justify-content:space-between; padding:6px 4px 20px;}
.drawer-nav{display:flex; flex-direction:column; gap:2px;}
.drawer-item{
  display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:14px;
  font-weight:700; font-size:14.5px; color:var(--text-primary);
}
.drawer-item:hover{background:var(--grey-50);}
.drawer-item.active{background:var(--primary-tint); color:var(--primary);}
.drawer-icon{width:22px; height:22px; display:flex; align-items:center; justify-content:center; flex-shrink:0;}
.drawer-group{display:flex; flex-direction:column;}
.drawer-group-btn{
  width:100%; display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:14px;
  font-weight:700; font-size:14.5px; color:var(--text-primary);
}
.drawer-group-btn:hover{background:var(--grey-50);}
.drawer-group-btn .chev{margin-left:auto; transition:transform .2s ease; color:var(--text-secondary); flex-shrink:0;}
.drawer-group.open .drawer-group-btn{background:var(--primary-tint); color:var(--primary);}
.drawer-group.open .drawer-group-btn .chev{transform:rotate(90deg); color:var(--primary);}
.drawer-subitems{display:none; flex-direction:column; padding-left:46px; gap:1px; margin:2px 0 6px;}
.drawer-group.open .drawer-subitems{display:flex;}
.drawer-subitems a{padding:9px 10px; border-radius:10px; font-size:13.5px; color:var(--text-secondary); font-weight:600;}
.drawer-subitems a:hover{background:var(--grey-50); color:var(--primary);}

/* ---------------- Search overlay ---------------- */
.search-overlay{position:fixed; inset:0; z-index:85; display:none; align-items:flex-start; justify-content:center; padding-top:10vh;}
.search-overlay.open{display:flex;}
.search-backdrop{position:absolute; inset:0; background:rgba(20,15,30,0.45);}
.search-modal{
  position:relative; width:560px; max-width:92vw; max-height:72vh; background:var(--paper);
  border-radius:24px; box-shadow:var(--shadow-md); overflow:hidden; display:flex; flex-direction:column;
}
.search-input-row{display:flex; align-items:center; gap:12px; padding:18px 20px; border-bottom:1px solid var(--grey-100); flex-shrink:0;}
.search-input-row svg{color:var(--text-secondary); flex-shrink:0;}
.search-input-row input{flex:1; border:none; outline:none; font-size:15px; font-family:inherit; color:var(--text-primary); background:none;}
.search-input-row input::placeholder{color:var(--text-disabled);}
.search-tabs{display:flex; gap:8px; padding:14px 20px 0; flex-shrink:0;}
.search-tab{padding:8px 16px; border-radius:999px; font-size:13px; font-weight:800; color:var(--text-secondary); border:1.5px solid var(--grey-100);}
.search-tab.active{background:var(--grad-brand); color:#fff; border-color:transparent;}
.search-body{padding:8px 20px 20px; overflow-y:auto;}
.search-section-title{font-size:11.5px; font-weight:800; text-transform:uppercase; letter-spacing:.05em; color:var(--text-disabled); margin:16px 0 8px;}
.search-section-title:first-child{margin-top:8px;}
.search-result-item{display:flex; align-items:center; gap:12px; padding:9px 10px; border-radius:14px;}
.search-result-item:hover{background:var(--grey-50);}
.search-result-thumb{width:40px; height:40px; border-radius:10px; overflow:hidden; flex-shrink:0;}
.search-result-thumb img{width:100%; height:100%; object-fit:cover;}
.sr-title{font-size:13.5px; font-weight:700; color:var(--text-primary); line-height:1.35;}
.sr-path{font-size:11.5px; color:var(--text-secondary); margin-top:2px;}
.search-cat-item{display:flex; align-items:center; gap:12px; padding:9px 10px; border-radius:14px;}
.search-cat-item:hover{background:var(--grey-50);}
.search-cat-icon{width:36px; height:36px; border-radius:10px; background:var(--primary-tint); color:var(--primary); display:flex; align-items:center; justify-content:center; flex-shrink:0;}
.sc-name{font-size:13.5px; font-weight:700;}
.sc-count{font-size:11.5px; color:var(--text-secondary); margin-top:2px;}

/* ---------------- Notification dropdown ---------------- */
.notif-dropdown{
  position:fixed; top:calc(var(--header-h) + 8px); right:24px; width:340px; max-width:92vw;
  background:var(--paper); border-radius:20px; box-shadow:var(--shadow-md); z-index:80;
  display:none; flex-direction:column; max-height:70vh;
}
.notif-dropdown.open{display:flex;}
.notif-tabs{display:flex; gap:8px; padding:16px 16px 0; flex-shrink:0;}
.notif-tab{flex:1; padding:9px 0; border-radius:999px; font-size:13px; font-weight:800; color:var(--text-secondary); background:var(--grey-50); text-align:center;}
.notif-tab.active{background:var(--grad-brand); color:#fff;}
.notif-panel{padding:8px 16px 16px; overflow-y:auto;}
.notif-item{display:flex; gap:12px; padding:12px 0; border-bottom:1px solid var(--grey-50);}
.notif-item:last-of-type{border-bottom:none;}
.notif-thumb{width:40px; height:40px; border-radius:10px; overflow:hidden; flex-shrink:0;}
.notif-thumb img{width:100%; height:100%; object-fit:cover;}
.notif-text{font-size:13px; line-height:1.5; color:var(--text-primary);}
.notif-text strong{font-weight:800;}
.notif-time{font-size:11.5px; color:var(--text-secondary); margin-top:3px;}
.notif-viewall{
  display:flex; align-items:center; justify-content:center; gap:5px; margin-top:10px; padding:11px;
  border-radius:999px; border:1.5px solid var(--grey-100); font-size:13px; font-weight:800; color:var(--text-primary);
}
.notif-viewall:hover{border-color:var(--primary); color:var(--primary);}
.notif-group-title{font-size:12px; font-weight:800; text-transform:uppercase; letter-spacing:.05em; color:var(--text-disabled); margin:20px 0 6px;}
.notif-group-title:first-child{margin-top:2px;}

/* ---------------- Settings page ---------------- */
.settings-grid{display:flex; flex-direction:column; gap:24px; max-width:760px;}
.settings-card{background:var(--paper); border-radius:var(--radius-2xl); box-shadow:var(--shadow-xs); padding:28px;}
.settings-card h3{font-size:17px; font-weight:800; margin-bottom:4px;}
.settings-card .sc-desc{font-size:13px; color:var(--text-secondary); margin-bottom:22px;}
.settings-subhead{font-size:13px; font-weight:800; color:var(--text-primary); margin:22px 0 12px;}
.settings-subhead:first-of-type{margin-top:0;}
.theme-options{display:grid; grid-template-columns:repeat(3,1fr); gap:12px;}
.theme-option{border:1.5px solid var(--grey-100); border-radius:16px; padding:14px; text-align:center; cursor:pointer; transition:border-color .15s ease, background .15s ease;}
.theme-option:hover{border-color:var(--grey-200);}
.theme-option.active{border-color:var(--primary); background:var(--primary-tint);}
.theme-option .to-preview{width:100%; height:48px; border-radius:10px; margin-bottom:10px;}
.theme-option.light .to-preview{background:linear-gradient(135deg,#ffffff,#f0f0f0); border:1px solid var(--grey-100);}
.theme-option.dark .to-preview{background:linear-gradient(135deg,#332e40,#17151d);}
.theme-option.system .to-preview{background:linear-gradient(135deg,#ffffff 50%, #17151d 50%);}
.theme-option span{font-size:13px; font-weight:700;}
.color-swatch-row{display:flex; gap:12px; flex-wrap:wrap;}
.color-swatch{width:32px; height:32px; border-radius:50%; cursor:pointer; border:2px solid #fff; box-shadow:0 0 0 1.5px var(--grey-200); transition:box-shadow .15s ease;}
.color-swatch.active{box-shadow:0 0 0 2px var(--primary);}
.range-row{margin-bottom:18px;}
.range-row:last-child{margin-bottom:0;}
.range-row label{display:flex; justify-content:space-between; font-size:13.5px; font-weight:700; margin-bottom:8px; color:var(--text-primary);}
.range-row label span{color:var(--text-secondary); font-weight:600;}
.range-row input[type=range]{width:100%; accent-color:var(--primary);}
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
.form-row{display:flex; flex-direction:column; gap:6px;}
.form-row.full{grid-column:1 / -1;}
.form-row label{font-size:11.5px; font-weight:800; color:var(--text-secondary); text-transform:uppercase; letter-spacing:.03em;}
.form-row input{padding:11px 14px; border-radius:12px; border:1.5px solid var(--grey-100); font-size:14px; font-family:inherit; outline:none; color:var(--text-primary);}
.form-row input:focus{border-color:var(--primary);}
.profile-header{display:flex; align-items:center; gap:16px; margin-bottom:22px;}
.profile-avatar-lg{width:64px; height:64px; border-radius:50%; background:var(--grad-brand); flex-shrink:0;}
.profile-header h4{font-size:16px; margin-bottom:3px;}
.profile-header p{font-size:13px; color:var(--text-secondary); margin:0;}
.mini-list-item{display:flex; align-items:center; gap:12px; padding:11px 0; border-bottom:1px solid var(--grey-50);}
.mini-list-item:last-child{border-bottom:none;}
.mini-thumb{width:44px; height:44px; border-radius:10px; overflow:hidden; flex-shrink:0;}
.mini-thumb img{width:100%; height:100%; object-fit:cover;}
.mini-info{flex:1; min-width:0;}
.mini-title{font-size:13.5px; font-weight:700;}
.mini-sub{font-size:12px; color:var(--text-secondary); margin-top:2px;}
.danger-row{display:flex; align-items:center; justify-content:space-between; padding-top:18px; margin-top:6px; border-top:1px solid var(--grey-100);}
.danger-link{color:var(--error); font-weight:700; font-size:13px;}

/* ---------------- Auth page ---------------- */
.auth-shell{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px; background:var(--bg);}
.auth-card{width:100%; max-width:400px; background:var(--paper); border-radius:var(--radius-3xl); box-shadow:var(--shadow-md); padding:40px 36px;}
.auth-logo{display:flex; justify-content:center; margin-bottom:22px;}
.auth-card h1{font-size:24px; text-align:center; margin-bottom:8px;}
.auth-card p.auth-sub{font-size:13.5px; color:var(--text-secondary); text-align:center; margin:0 0 30px;}
.auth-btn{
  display:flex; align-items:center; justify-content:center; gap:12px; width:100%; padding:13px;
  border-radius:14px; border:1.5px solid var(--grey-100); font-weight:700; font-size:14.5px; color:var(--text-primary);
  margin-bottom:12px; transition:border-color .15s ease, background .15s ease;
}
.auth-btn:hover{border-color:var(--grey-200); background:var(--grey-25);}
.auth-footer{text-align:center; font-size:13px; color:var(--text-secondary); margin-top:24px;}
.auth-footer a{color:var(--primary); font-weight:700;}

/* ---------------- Hover tooltips ---------------- */
[data-tooltip]{position:relative;}
[data-tooltip]::after{
  content:attr(data-tooltip); position:absolute; background:#211d29; color:#fff;
  font-size:12px; font-weight:700; font-family:var(--font-body); padding:6px 11px; border-radius:8px;
  white-space:nowrap; opacity:0; visibility:hidden; pointer-events:none;
  transition:opacity .15s ease, visibility .15s ease; z-index:90;
}
[data-tooltip]:hover::after{opacity:1; visibility:visible;}
.rail [data-tooltip]::after{left:calc(100% + 12px); top:50%; transform:translateY(-50%);}
.topbar [data-tooltip]::after{top:calc(100% + 10px); left:50%; transform:translateX(-50%);}

/* ---------------- Icon rail sidebar ---------------- */
.rail{
  position:fixed; top:calc(var(--header-h) + 12px); left:12px; bottom:12px; width:var(--rail-w);
  background:var(--paper); border-radius:28px; box-shadow:var(--shadow-darker);
  display:flex; flex-direction:column; align-items:center; justify-content:space-between;
  padding:22px 0; z-index:30;
}
.rail-group{display:flex; flex-direction:column; align-items:center; gap:6px;}
.rail-btn{
  width:46px; height:46px; border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  color:var(--text-primary); transition:transform .15s ease, background .15s ease, color .15s ease;
}
.rail-btn:hover{background:var(--grey-50); transform:scale(0.94);}
.rail-btn.active{background:var(--primary-tint); color:var(--primary);}

/* ---------------- Page shell ---------------- */
.page-shell{
  padding-top:calc(var(--header-h) + 24px);
  padding-left:calc(var(--rail-w) + 12px + 24px);
  padding-right:24px;
  padding-bottom:60px;
  max-width:1240px;
  margin:0 auto;
}
.breadcrumb{
  display:flex; align-items:center; gap:8px; font-size:13.5px; color:var(--text-secondary); margin-bottom:6px;
}
.breadcrumb a:hover{color:var(--primary);}
.page-title-row{
  display:flex; align-items:center; justify-content:space-between; margin-bottom:28px; flex-wrap:wrap; gap:14px;
}
.page-title-row h1{font-size:32px; font-weight:800; letter-spacing:-0.01em;}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 24px; border-radius:999px; font-weight:800; font-size:14px;
  transition:transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}
.btn-primary{background:var(--grad-brand); color:#fff;}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 14px 26px -10px rgba(176,51,159,0.45);}
.btn-pastel{background:var(--primary-tint); color:var(--primary);}
.btn-pastel:hover{background:#f5ddf2;}
.btn-outline{border:1.5px solid var(--grey-200); color:var(--text-primary);}
.btn-outline:hover{border-color:var(--primary); color:var(--primary);}
.btn-sm{padding:8px 16px; font-size:13px;}

/* ---------------- Hero ---------------- */
.hero{
  background:var(--paper); border-radius:var(--radius-4xl); box-shadow:var(--shadow-sm);
  padding:56px 52px; display:grid; grid-template-columns:1.1fr 0.9fr; gap:40px; align-items:center;
  margin-bottom:36px; position:relative; overflow:hidden;
}
.hero::before{
  content:""; position:absolute; top:-120px; right:-100px; width:340px; height:340px; border-radius:50%;
  background:radial-gradient(circle, rgba(176,51,159,0.10), rgba(139,92,246,0.05) 60%, transparent 75%);
}
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:8px; font-size:12.5px; font-weight:800; letter-spacing:.05em;
  text-transform:uppercase; color:var(--primary); background:var(--primary-tint); padding:7px 14px; border-radius:999px; margin-bottom:20px;
}
.hero h1{font-size:44px; line-height:1.08; margin-bottom:18px;}
.hero h1 .accent{color:var(--primary);}
.hero p{font-size:16px; color:var(--text-secondary); line-height:1.65; max-width:460px; margin-bottom:30px;}
.hero-actions{display:flex; gap:14px;}
.hero-visual{display:flex; align-items:center; justify-content:center; position:relative;}
.hero-visual svg{width:100%; max-width:400px; height:auto;}

/* ---------------- Section heading ---------------- */
.section-head{display:flex; align-items:baseline; justify-content:space-between; margin:44px 0 22px;}
.section-head h2{font-size:24px; font-weight:800;}
.section-head a{font-size:13.5px; font-weight:800; color:var(--primary);}

/* ---------------- Card system (article + generic) ---------------- */
.card{
  background:var(--paper); border-radius:var(--radius-3xl); box-shadow:var(--shadow-xs);
  transition:transform .18s ease, box-shadow .18s ease;
}
.card:hover{transform:translateY(-4px); box-shadow:var(--shadow-md);}
.card-bordered{box-shadow:none; border:1.5px solid var(--grey-100);}

.article-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.article-card{padding:18px; display:flex; flex-direction:column; gap:14px;}

.article-card-top{display:flex; align-items:flex-start; justify-content:space-between; gap:10px;}
.author-block{display:flex; align-items:center; gap:10px; min-width:0;}
.avatar-letter{
  width:34px; height:34px; border-radius:50%; background:var(--grad-brand); flex-shrink:0;
  display:flex; align-items:center; justify-content:center; color:#fff; font-weight:800; font-size:14px;
  font-family:var(--font-heading);
}
.author-text{min-width:0;}
.author-text .aname{font-size:13.5px; font-weight:800; color:var(--text-primary); line-height:1.3; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.author-text .ameta{font-size:11.5px; color:var(--text-secondary); margin-top:1px;}
.bookmark-btn{
  width:32px; height:32px; border-radius:999px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center; color:var(--text-secondary);
  transition:background .15s ease, color .15s ease;
}
.bookmark-btn:hover, .bookmark-btn.active{background:var(--primary-tint); color:var(--primary);}

.article-thumb{border-radius:var(--radius-2xl); overflow:hidden; aspect-ratio:16/11;}
.article-thumb img{width:100%; height:100%; object-fit:cover;}
.article-card .cat-pill{
  align-self:flex-start; font-size:11.5px; font-weight:800; color:var(--primary);
  background:var(--primary-tint); padding:5px 12px; border-radius:999px;
}
.article-card h3{font-size:17px; font-weight:800; line-height:1.35;}
.article-card p.excerpt{font-size:13.5px; color:var(--text-secondary); line-height:1.6; margin:0;}

.card-actions{display:flex; align-items:center; justify-content:space-between; margin-top:2px;}
.card-actions-left{display:flex; align-items:center; gap:2px;}
.icon-action{
  width:32px; height:32px; border-radius:999px;
  display:flex; align-items:center; justify-content:center; color:var(--text-secondary);
  transition:background .15s ease, color .15s ease;
}
.icon-action:hover{background:var(--grey-50); color:var(--primary);}
.icon-action.active{background:var(--primary-tint); color:var(--primary);}
.learn-more-link{font-size:13px; font-weight:800; color:var(--primary);}

.article-meta{display:flex; align-items:center; gap:10px; margin-top:2px;}
.avatar-sm{width:26px; height:26px; border-radius:50%; background:var(--grad-brand); flex-shrink:0;}
.meta-text{font-size:12.5px; color:var(--text-secondary); font-weight:700;}

/* ---------------- Filter / search bar ---------------- */
.toolbar{display:flex; align-items:center; gap:12px; margin-bottom:24px; flex-wrap:wrap;}
.search-field{
  flex:1; min-width:220px; display:flex; align-items:center; gap:10px;
  background:var(--paper); border-radius:999px; padding:12px 20px; box-shadow:var(--shadow-xs);
  color:var(--text-secondary);
}
.search-field input{border:none; outline:none; background:none; font-size:14px; width:100%; color:var(--text-primary); font-family:inherit;}
.chip-row{display:flex; gap:8px; flex-wrap:wrap;}
.chip{
  padding:9px 16px; border-radius:999px; font-size:13px; font-weight:800; color:var(--text-secondary);
  background:var(--paper); box-shadow:var(--shadow-xs);
}
.chip.active{background:var(--grad-brand); color:#fff; box-shadow:none;}

/* ---------------- Product grid ---------------- */
.product-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px;}
.product-card{padding:14px; display:flex; flex-direction:column; gap:12px;}
.product-thumb{border-radius:var(--radius-xl); overflow:hidden; aspect-ratio:1/1; position:relative;}
.product-thumb img{width:100%; height:100%; object-fit:cover;}
.bookmark-btn-thumb{
  position:absolute; top:10px; left:10px; width:30px; height:30px; border-radius:999px; background:#fff; z-index:2;
  display:flex; align-items:center; justify-content:center; color:var(--text-secondary); box-shadow:var(--shadow-xs);
  transition:background .15s ease, color .15s ease;
}
.bookmark-btn-thumb:hover, .bookmark-btn-thumb.active{background:var(--primary-tint); color:var(--primary);}
.status-pill{
  position:absolute; top:10px; right:10px; font-size:11px; font-weight:800; padding:5px 11px; border-radius:999px;
  display:flex; align-items:center; gap:5px; background:#fff;
}
.status-pill.active{color:var(--success);}
.status-pill.new{color:var(--secondary);}
.status-pill.hot{color:var(--primary);}
.status-pill .dot{width:6px; height:6px; border-radius:50%; background:currentColor;}
.product-info{padding:2px 6px 4px;}
.product-info .row-top{display:flex; align-items:flex-start; justify-content:space-between; gap:6px;}
.product-info h3{font-size:14.5px; font-weight:800; line-height:1.3;}
.product-info .desc{font-size:12.5px; color:var(--text-secondary); margin:6px 0 10px; line-height:1.5;}
.rating-row{display:flex; align-items:center; gap:6px; font-size:12.5px; color:var(--text-secondary);}
.rating-row .stars{color:var(--accent-gold); letter-spacing:1px; font-size:12px;}
.price-row{display:flex; align-items:center; justify-content:space-between; margin-top:10px;}
.price{font-family:var(--font-heading); font-weight:800; font-size:17px;}
.price .old{font-size:12.5px; color:var(--text-disabled); text-decoration:line-through; font-weight:600; margin-right:5px;}

/* ---------------- Pagination ---------------- */
.pagination{display:flex; justify-content:center; align-items:center; gap:8px; margin-top:44px;}
.pagination button, .pagination a{
  width:36px; height:36px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:13.5px; color:var(--text-secondary); background:var(--paper); box-shadow:var(--shadow-xs);
}
.pagination .active{background:var(--grad-brand); color:#fff; box-shadow:none;}

/* ---------------- Post page ---------------- */
.post-hero{border-radius:var(--radius-3xl); overflow:hidden; margin-bottom:28px; box-shadow:var(--shadow-sm);}
.post-hero img{width:100%; aspect-ratio:21/9; object-fit:cover;}
.post-wrap{max-width:740px; margin:0 auto;}
.post-wrap h1.title{font-size:36px; margin-bottom:16px; line-height:1.15;}
.byline{display:flex; align-items:center; gap:12px; margin-bottom:18px;}
.byline .who{font-weight:800; font-size:14px;}
.byline .when{font-size:12.5px; color:var(--text-secondary);}
.post-wrap p{font-size:16px; line-height:1.85; color:#5a5a5a; margin:0 0 22px;}
.post-wrap h2{font-size:24px; margin:38px 0 16px;}
.post-wrap blockquote{
  border-left:3px solid var(--primary); padding:4px 0 4px 22px; margin:30px 0;
  font-family:var(--font-heading); font-size:20px; font-style:italic; color:#3a3a3a;
}
.pull-img{border-radius:var(--radius-2xl); overflow:hidden; margin:30px 0; box-shadow:var(--shadow-xs);}
.author-card{
  display:flex; gap:18px; align-items:flex-start; background:var(--primary-tint);
  border-radius:var(--radius-2xl); padding:24px; margin:44px 0;
}
.author-card h4{font-size:15px; margin-bottom:6px;}
.author-card p{font-size:13.5px; color:#6b5a68; margin:0; line-height:1.6;}

/* ---------------- Product detail ---------------- */
.pd-grid{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start; margin-bottom:20px;}
.pd-gallery-main{border-radius:var(--radius-3xl); overflow:hidden; margin-bottom:14px; box-shadow:var(--shadow-sm); aspect-ratio:1/1;}
.pd-gallery-main img{width:100%; height:100%; object-fit:cover;}
.pd-thumbs{display:grid; grid-template-columns:repeat(4,1fr); gap:10px;}
.pd-thumbs img{border-radius:12px; aspect-ratio:1/1; object-fit:cover; border:2px solid transparent; cursor:pointer;}
.pd-thumbs img.active{border-color:var(--primary);}
.pd-cat{font-size:12.5px; font-weight:800; color:var(--primary); text-transform:uppercase; letter-spacing:.04em; display:block; margin-bottom:10px;}
.pd-title{font-size:32px; margin-bottom:14px; line-height:1.15;}
.pd-rating{display:flex; align-items:center; gap:10px; font-size:13px; color:var(--text-secondary); margin-bottom:20px;}
.pd-price-row{display:flex; align-items:center; gap:12px; margin-bottom:22px;}
.pd-price{font-family:var(--font-heading); font-size:30px; font-weight:800;}
.pd-desc{font-size:15px; line-height:1.8; color:#5a5a5a; margin-bottom:26px;}
.pd-features li{display:flex; gap:10px; align-items:flex-start; font-size:14px; color:#5a5a5a; margin-bottom:11px; line-height:1.5;}
.pd-features li svg{color:var(--success); flex-shrink:0; margin-top:2px;}
.pd-cta-row{display:flex; gap:12px; margin:26px 0;}
.pd-meta-list{display:flex; gap:28px; padding-top:22px; border-top:1px solid var(--grey-100);}
.pd-meta-list strong{display:block; font-size:13.5px; margin-bottom:3px;}
.pd-meta-list span{font-size:12.5px; color:var(--text-secondary);}

.tabs-nav{display:flex; gap:32px; border-bottom:1px solid var(--grey-100); margin:56px 0 26px;}
.tabs-nav button{padding:12px 0; font-weight:800; font-size:14px; color:var(--text-secondary); border-bottom:2px solid transparent; margin-bottom:-1px;}
.tabs-nav button.active{color:var(--primary); border-color:var(--primary);}

/* ---------------- CTA / newsletter signature card ---------------- */
.cta-card{
  background:var(--paper); border-radius:var(--radius-4xl); box-shadow:var(--shadow-sm);
  padding:44px; display:grid; grid-template-columns:1fr auto; align-items:center; gap:24px; margin:52px 0;
}
.cta-card h3{font-size:22px; margin-bottom:8px;}
.cta-card p{font-size:14px; color:var(--text-secondary); margin:0; max-width:420px;}
.cta-form{display:flex; gap:10px;}
.cta-form input{
  padding:12px 18px; border-radius:999px; border:1.5px solid var(--grey-100); outline:none; font-size:14px;
  font-family:inherit; min-width:220px; max-width:100%;
}

/* ---------------- Footer ---------------- */
.site-footer{
  margin:50px auto 0; max-width:1240px;
  padding:0 24px 24px calc(var(--rail-w) + 12px + 24px);
}
.footer-inner{
  background:#211d29; color:#cfc9dd; border-radius:var(--radius-4xl); padding:48px 44px 26px;
}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; padding-bottom:34px; border-bottom:1px solid rgba(255,255,255,.08);}
.footer-grid h4{color:#fff; font-size:13.5px; margin-bottom:16px;}
.footer-grid p{font-size:13.5px; line-height:1.7; color:#a79fc0; max-width:280px;}
.footer-grid ul li{margin-bottom:11px;}
.footer-grid ul li a{font-size:13.5px; color:#bcb5d1;}
.footer-grid ul li a:hover{color:#fff;}
.footer-bottom{display:flex; justify-content:space-between; padding:22px 0 4px; font-size:12.5px; color:#8b83a3;}

/* ---------------- Featured cards (distinct from latest-post cards) ---------------- */
.featured-stack{display:flex; flex-direction:column; gap:20px; margin-bottom:8px;}
.featured-card{
  background:var(--paper); border-radius:var(--radius-3xl); box-shadow:var(--shadow-sm);
  display:grid; grid-template-columns:1fr 1fr; overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease;
}
.featured-card:hover{transform:translateY(-3px); box-shadow:var(--shadow-md);}
.featured-visual{position:relative; min-height:280px; overflow:hidden;}
.featured-ribbon{
  position:absolute; top:18px; left:18px; z-index:3; background:var(--grad-brand); color:#fff;
  font-size:11.5px; font-weight:800; padding:7px 14px; border-radius:999px; display:flex; align-items:center; gap:6px;
}
.featured-visual .fv-img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover;}
.featured-body{padding:32px 40px; display:flex; flex-direction:column; justify-content:center; gap:12px;}
.featured-body h3{font-size:23px; line-height:1.32;}
.featured-body p.excerpt{font-size:14.5px;}

/* ---------------- Browse by topic ---------------- */
.topic-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px;}
.topic-chip-card{
  background:var(--paper); border-radius:var(--radius-2xl); box-shadow:var(--shadow-xs);
  padding:20px; display:flex; align-items:center; gap:14px;
  transition:transform .15s ease, box-shadow .15s ease;
}
.topic-chip-card:hover{transform:translateY(-3px); box-shadow:var(--shadow-md);}
.topic-icon{
  width:44px; height:44px; border-radius:14px; background:var(--primary-tint); color:var(--primary);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.topic-name{font-weight:800; font-size:14.5px;}
.topic-count{font-size:12px; color:var(--text-secondary); margin-top:2px;}

/* ---------------- Topics flyout panel (rail) ---------------- */
.topics-panel{
  position:fixed; top:calc(var(--header-h) + 12px); left:calc(var(--rail-w) + 24px); width:264px;
  background:var(--paper); border-radius:24px; box-shadow:var(--shadow-md); padding:18px 8px;
  z-index:35; display:none; max-height:calc(100vh - var(--header-h) - 48px); overflow-y:auto;
}
.topics-panel.open{display:block;}
.topics-panel-header{font-family:var(--font-heading); font-weight:800; color:var(--primary); font-size:15px; padding:6px 14px 14px;}
.topic-group{display:flex; flex-direction:column;}
.topic-group-btn{
  width:100%; text-align:left; padding:11px 14px; border-radius:14px; font-weight:700; font-size:14px; color:var(--text-primary);
  display:flex; align-items:center; justify-content:space-between; transition:background .15s ease, color .15s ease;
}
.topic-group-btn:hover{background:var(--grey-50);}
.topic-group-btn .chev{transition:transform .2s ease; color:var(--text-secondary); flex-shrink:0;}
.topic-group.open .topic-group-btn{background:var(--primary-tint); color:var(--primary);}
.topic-group.open .topic-group-btn .chev{transform:rotate(90deg); color:var(--primary);}
.topic-subitems{display:none; flex-direction:column; padding-left:14px; gap:1px; margin:2px 0 8px;}
.topic-group.open .topic-subitems{display:flex;}
.topic-subitems a{padding:9px 14px; border-radius:12px; font-size:13.5px; color:var(--text-secondary); font-weight:600;}
.topic-subitems a:hover{background:var(--grey-50); color:var(--primary);}

/* ---------------- Post page: left content + right sidebar ---------------- */
.post-layout{display:grid; grid-template-columns:1fr 300px; gap:44px; align-items:start;}
.post-sidebar{display:flex; flex-direction:column; gap:20px; position:sticky; top:calc(var(--header-h) + 24px);}
.side-panel{background:var(--paper); border-radius:var(--radius-2xl); box-shadow:var(--shadow-xs); padding:24px;}
.side-panel h3{font-size:16.5px; font-weight:800; margin-bottom:16px;}
.popular-list{display:flex; flex-direction:column; gap:15px;}
.popular-item{display:flex; align-items:flex-start; gap:12px;}
.popular-rank{font-family:var(--font-heading); font-weight:800; font-size:16px; color:var(--primary); width:18px; flex-shrink:0;}
.popular-item .ptitle{font-size:13.5px; font-weight:700; line-height:1.4;}
.popular-item .pmeta{font-size:11.5px; color:var(--text-secondary); margin-top:3px;}
.side-subscribe p{font-size:13px; color:var(--text-secondary); margin:0 0 14px; line-height:1.6;}
.side-subscribe .cta-form{flex-direction:column;}
.side-subscribe .cta-form input{width:100%;}
.side-subscribe .cta-form button{width:100%;}

/* ---------------- Responsive ---------------- */
@media (max-width:1080px){
  .article-grid{grid-template-columns:repeat(2,1fr);}
  .product-grid{grid-template-columns:repeat(3,1fr);}
  .hero{grid-template-columns:1fr;}
  .hero-visual{order:-1;}
  .pd-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .featured-card{grid-template-columns:1fr;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .post-layout{grid-template-columns:1fr;}
  .post-sidebar{position:static;}
}
@media (max-width:760px){
  .rail{display:none;}
  .menu-toggle-mobile{display:flex;}
  .topics-panel{left:20px; right:20px; width:auto;}
  .page-shell{padding-left:20px; padding-right:20px;}
  .site-footer{padding-left:20px; padding-right:20px;}
  .article-grid, .product-grid{grid-template-columns:1fr 1fr;}
  .hero{padding:36px 26px;}
  .hero h1{font-size:32px;}
  .cta-card{grid-template-columns:1fr; text-align:center; padding:32px 24px;}
  .cta-form{flex-direction:column; width:100%;}
  .cta-form input{width:100%; min-width:0;}
  .cta-form button{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .featured-visual{min-height:220px;}
}
@media (max-width:600px){
  .topbar{padding:0 16px;}
  .topbar-left{gap:10px;}
  .user-chip span{display:none;}
  .user-chip{padding:6px;}
}
@media (max-width:520px){
  .article-grid, .product-grid{grid-template-columns:1fr;}
  .page-title-row h1{font-size:26px;}
  .topic-grid{grid-template-columns:1fr;}
  .icon-btn{width:36px; height:36px;}
  .icon-btn svg{width:20px; height:20px;}
  .topbar-right{gap:2px;}
  .brand{font-size:16px;}
  .brand-mark{width:26px; height:26px;}
}