/* ============================================
   PromptEdge — High-Fidelity Claymorphism
   Production Stylesheet
   ============================================ */

/* 1 — CSS Variables */
:root{
  --canvas:#F4F1FA;
  --canvas-2:#ECE8F8;
  --surface:#FFFFFF;
  --surface-glass:rgba(255,255,255,0.82);
  --surface-glass-strong:rgba(255,255,255,0.94);
  --text:#332F3A;
  --text-muted:#635F69;
  --text-faint:#8B8694;
  --border:#E8E2F5;
  --border-strong:#DDD6F0;
  --primary:#7C3AED;
  --primary-light:#A78BFA;
  --primary-dark:#5B21B6;
  --primary-soft:#EDE9FE;
  --secondary:#DB2777;
  --secondary-light:#F472B6;
  --secondary-soft:#FCE7F3;
  --tertiary:#0EA5E9;
  --tertiary-soft:#E0F2FE;
  --success:#10B981;
  --success-soft:#D1FAE5;
  --warning:#F59E0B;
  --warning-soft:#FEF3C7;
  --danger:#EF4444;
  --danger-soft:#FEE2E2;

  --font-heading:"Nunito",system-ui,sans-serif;
  --font-body:"DM Sans",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Fira Code",monospace;

  --text-xs:0.75rem;
  --text-sm:0.875rem;
  --text-base:1rem;
  --text-lg:1.125rem;
  --text-xl:1.25rem;
  --text-2xl:1.5rem;
  --text-3xl:1.875rem;
  --text-4xl:2.25rem;
  --text-5xl:3rem;
  --text-6xl:3.75rem;
  --text-7xl:4.5rem;
  --text-8xl:6rem;

  --leading-tight:1.1;
  --leading-snug:1.25;
  --leading-normal:1.5;
  --leading-relaxed:1.75;

  --space-1:0.25rem;
  --space-2:0.5rem;
  --space-3:0.75rem;
  --space-4:1rem;
  --space-5:1.25rem;
  --space-6:1.5rem;
  --space-8:2rem;
  --space-10:2.5rem;
  --space-12:3rem;
  --space-16:4rem;
  --space-20:5rem;

  --radius-sm:8px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-xl:32px;
  --radius-2xl:48px;
  --radius-pill:999px;

  --shadow-deep:30px 30px 60px #cdc6d9, -30px -30px 60px #ffffff, inset 10px 10px 20px rgba(139,92,246,0.05), inset -10px -10px 20px rgba(255,255,255,0.8);
  --shadow-card:16px 16px 32px rgba(160,150,180,0.2), -10px -10px 24px rgba(255,255,255,0.9), inset 6px 6px 12px rgba(139,92,246,0.03), inset -6px -6px 12px rgba(255,255,255,1);
  --shadow-card-hover:20px 20px 40px rgba(160,150,180,0.28), -12px -12px 30px rgba(255,255,255,0.95), inset 6px 6px 12px rgba(139,92,246,0.04), inset -6px -6px 12px rgba(255,255,255,1);
  --shadow-button:12px 12px 24px rgba(139,92,246,0.3), -8px -8px 16px rgba(255,255,255,0.4), inset 4px 4px 8px rgba(255,255,255,0.4), inset -4px -4px 8px rgba(0,0,0,0.1);
  --shadow-button-hover:16px 16px 32px rgba(139,92,246,0.38), -10px -10px 20px rgba(255,255,255,0.5), inset 4px 4px 8px rgba(255,255,255,0.5), inset -4px -4px 8px rgba(0,0,0,0.08);
  --shadow-pressed:inset 10px 10px 20px #d9d4e3, inset -10px -10px 20px #ffffff;
  --shadow-inset-soft:inset 6px 6px 12px rgba(160,150,180,0.18), inset -6px -6px 12px rgba(255,255,255,0.9);
  --shadow-focus:0 0 0 3px rgba(124,58,237,0.35), 0 0 0 6px rgba(124,58,237,0.12);

  --transition-fast:150ms cubic-bezier(0.4,0,0.2,1);
  --transition-base:250ms cubic-bezier(0.4,0,0.2,1);
  --transition-bounce:400ms cubic-bezier(0.34,1.56,0.64,1);
  --transition-slow:600ms cubic-bezier(0.4,0,0.2,1);

  --container-sm:640px;
  --container-md:768px;
  --container-lg:1024px;
  --container-xl:1280px;
  --container-2xl:1340px;

  --z-nav:100;
  --z-dropdown:200;
  --z-sticky:300;
  --z-modal:400;
  --z-toast:500;
}

/* 2 — Reset */
*,*::before,*::after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
*{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scrollbar-gutter:stable}
body{min-height:100vh;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
input,button,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
table{border-collapse:collapse}

/* 3 — Base */
body{
  font-family:var(--font-body);
  font-size:var(--text-base);
  line-height:var(--leading-normal);
  color:var(--text);
  background:var(--canvas);
  overflow-x:hidden;
}
::selection{background:var(--primary-light);color:var(--primary-dark)}
:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:var(--radius-sm)}
.skip-link{
  position:absolute;top:-100%;left:var(--space-4);
  background:var(--primary);color:#fff;
  padding:var(--space-3) var(--space-6);border-radius:var(--radius-pill);
  z-index:9999;font-weight:700;font-size:var(--text-sm)
}
.skip-link:focus{top:var(--space-4)}

/* Background blobs */
.bg-blobs{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:-1}
.blob{
  position:absolute;border-radius:50%;filter:blur(60px);opacity:0.14;
}
.blob-1{width:640px;height:640px;background:var(--primary);top:-120px;right:-120px;animation:clay-float 8s ease-in-out infinite}
.blob-2{width:520px;height:520px;background:var(--secondary);bottom:-80px;left:-80px;animation:clay-float-delayed 10s ease-in-out infinite}
.blob-3{width:480px;height:480px;background:var(--tertiary);top:45%;left:38%;animation:clay-float-slow 12s ease-in-out infinite}
.blob-4{width:360px;height:360px;background:var(--success);top:20%;left:8%;opacity:0.07;animation:clay-breathe 6s ease-in-out infinite}
@keyframes clay-float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-18px) rotate(1deg)}}
@keyframes clay-float-delayed{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-22px) rotate(-1deg)}}
@keyframes clay-float-slow{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-14px) rotate(0.6deg)}}
@keyframes clay-breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}

/* Container */
.container{width:min(100% - 32px,var(--container-2xl));margin-inline:auto}
.container-narrow{width:min(100% - 32px,860px);margin-inline:auto}
.section{padding:var(--space-16) 0}
.section-sm{padding:var(--space-10) 0}
.section-lg{padding:var(--space-20) 0}

/* 4 — Typography */
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:800;line-height:var(--leading-tight);letter-spacing:-0.02em;color:var(--text)}
h1{font-size:var(--text-5xl);font-weight:900}
h2{font-size:var(--text-3xl)}
h3{font-size:var(--text-xl)}
p{line-height:var(--leading-relaxed);color:var(--text-muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:var(--space-2);
  font-size:var(--text-xs);font-weight:700;letter-spacing:0.08em;text-transform:uppercase;
  color:var(--primary);background:var(--primary-soft);padding:6px 14px;border-radius:var(--radius-pill)
}
.hero-title{font-size:var(--text-5xl);line-height:0.95;letter-spacing:-0.035em}
.hero-title span{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.lead{font-size:var(--text-lg);line-height:var(--leading-relaxed);max-width:42ch}
@media(min-width:640px){h1{font-size:var(--text-6xl)}.hero-title{font-size:var(--text-6xl)}h2{font-size:var(--text-4xl)}}
@media(min-width:768px){.hero-title{font-size:var(--text-7xl)}}
@media(min-width:1024px){.hero-title{font-size:var(--text-8xl)}h2{font-size:var(--text-5xl)}}

/* 5 — Layout helpers */
.grid{display:grid}
.flex{display:flex}
.items-center{align-items:center}
.justify-between{justify-content:space-between}
.gap-4{gap:var(--space-4)}
.gap-6{gap:var(--space-6)}
.gap-8{gap:var(--space-8)}
.bento{display:grid;gap:var(--space-6)}
@media(min-width:768px){.bento{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.bento-3{grid-template-columns:repeat(3,1fr)}.bento-hero{grid-template-columns:1.05fr 0.95fr}}

/* 6 — Navigation */
.header{
  position:sticky;top:0;z-index:var(--z-nav);
  background:rgba(244,241,250,0.78);backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid rgba(255,255,255,0.7);
}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-6)}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:900;font-size:1.25rem;letter-spacing:-0.02em;color:var(--text)}
.nav-logo svg{width:38px;height:38px;flex-shrink:0}
.nav-links{display:none;align-items:center;gap:4px}
.nav-links a{
  font-size:var(--text-sm);font-weight:600;padding:8px 14px;border-radius:var(--radius-pill);
  color:var(--text-muted);transition:all var(--transition-fast)
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,0.7)}
.nav-links a[aria-current="page"]{color:var(--primary);background:var(--primary-soft)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--radius-md);
  background:var(--surface);box-shadow:var(--shadow-card);color:var(--text);
}
@media(min-width:900px){.nav-links{display:flex}.nav-toggle{display:none}}
.mobile-menu{
  display:none;position:fixed;inset:72px 0 0 0;z-index:var(--z-dropdown);
  background:rgba(244,241,250,0.96);backdrop-filter:blur(16px);padding:24px;
}
.mobile-menu.open{display:block}
.mobile-menu a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-radius:var(--radius-lg);
  background:var(--surface);box-shadow:var(--shadow-card);
  font-weight:700;margin-bottom:12px;transition:transform var(--transition-fast)
}
.mobile-menu a:active{transform:scale(0.98)}

/* 7 — Hero */
.hero{padding:40px 0 24px}
.hero-grid{display:grid;gap:36px;align-items:center}
.hero-copy{display:grid;gap:20px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.stat-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--surface);box-shadow:var(--shadow-card);
  padding:8px 14px;border-radius:var(--radius-pill);
  font-size:var(--text-sm);font-weight:600;color:var(--text-muted)
}
.stat-pill strong{color:var(--text)}
.hero-visual{position:relative;min-height:340px}
.hero-card{
  background:var(--surface-glass);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,0.7);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);padding:20px;position:relative;
}
.hero-card-float{
  position:absolute;right:0;bottom:0;width:58%;
  background:var(--surface);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-deep);padding:18px;
  transform:rotate(1.2deg);
}
@media(min-width:1024px){.hero-grid{grid-template-columns:1.05fr 0.95fr}.hero{padding:56px 0 36px}}

/* 8 — Generator */
.generator-wrap{display:grid;gap:24px}
@media(min-width:1024px){.generator-wrap{grid-template-columns:380px 1fr;align-items:start}}
.gen-panel{
  background:var(--surface-glass-strong);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,0.8);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);padding:22px;position:sticky;top:88px;
}
.gen-output{
  background:var(--surface);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);overflow:hidden;min-height:420px;
  display:flex;flex-direction:column;
}
.gen-output-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:16px 20px;border-bottom:1px solid var(--border);background:var(--canvas-2);
}
.gen-output-body{padding:20px;flex:1;overflow:auto}
.gen-placeholder{text-align:center;padding:48px 24px;display:grid;gap:14px;place-items:center;color:var(--text-muted)}
.gen-placeholder-icon{
  width:64px;height:64px;border-radius:var(--radius-lg);
  background:var(--primary-soft);display:grid;place-items:center;
  box-shadow:var(--shadow-inset-soft);color:var(--primary)
}
.prompt-pre{
  font-family:var(--font-mono);font-size:0.84rem;line-height:1.7;
  white-space:pre-wrap;word-break:break-word;
  background:#1E1B2E;color:#E9E6F5;
  border-radius:var(--radius-lg);padding:20px;overflow:auto;
  max-height:70vh; tab-size:2;
}
.prompt-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.meta-pill{
  font-size:var(--text-xs);font-weight:700;letter-spacing:0.04em;
  background:var(--primary-soft);color:var(--primary-dark);
  padding:6px 12px;border-radius:var(--radius-pill)
}

/* 9 — Cards */
.clay-card{
  background:var(--surface-glass);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,0.75);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);padding:22px;
  transition:transform var(--transition-bounce),box-shadow var(--transition-base);
}
.clay-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-card-hover)}
.clay-card:active{transform:translateY(-2px) scale(0.99)}
.clay-card--benefit:hover{transform:translateY(-4px)}
.prompt-card{display:flex;flex-direction:column;gap:14px;height:100%}
.prompt-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.icon-bubble{
  width:48px;height:48px;border-radius:var(--radius-md);
  display:grid;place-items:center;flex-shrink:0;
  box-shadow:var(--shadow-inset-soft);
}
.card-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:11px;font-weight:700;letter-spacing:0.03em;
  padding:5px 10px;border-radius:var(--radius-pill);
  background:var(--canvas-2);color:var(--text-muted);border:1px solid var(--border)
}
.tag--primary{background:var(--primary-soft);color:var(--primary-dark);border-color:#DDD6FE}
.tag--pink{background:var(--secondary-soft);color:#9D174D;border-color:#FBCFE8}
.tag--blue{background:var(--tertiary-soft);color:#0369A1;border-color:#BAE6FD}
.tag--green{background:var(--success-soft);color:#065F46;border-color:#A7F3D0}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(min-width:640px){.category-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.category-grid{grid-template-columns:repeat(4,1fr)}}
.category-card{
  background:var(--surface);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);padding:18px;text-align:center;
  transition:transform var(--transition-bounce),box-shadow var(--transition-base);
}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.category-icon{
  width:52px;height:52px;margin:0 auto 12px;border-radius:var(--radius-md);
  display:grid;place-items:center;box-shadow:var(--shadow-inset-soft)
}

/* 10 — Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:20px;
  font-family:var(--font-heading);font-weight:800;font-size:var(--text-sm);
  letter-spacing:-0.01em;line-height:1;white-space:nowrap;
  transition:transform var(--transition-bounce),box-shadow var(--transition-base),opacity var(--transition-fast),background var(--transition-fast);
  text-align:center;user-select:none;-webkit-user-select:none;
}
.btn:active{transform:scale(0.92)}
.btn:disabled{opacity:0.55;pointer-events:none;transform:none!important}
.btn-primary{
  background:linear-gradient(135deg,var(--primary-light) 0%,var(--primary) 100%);
  color:#fff;box-shadow:var(--shadow-button)
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-button-hover)}
.btn-secondary{
  background:var(--surface);color:var(--text);
  box-shadow:var(--shadow-card);border:1px solid rgba(255,255,255,0.9)
}
.btn-secondary:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover)}
.btn-ghost{background:transparent;color:var(--text-muted);min-height:40px}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,0.6)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary-soft)}
.btn-sm{min-height:36px;padding:0 14px;font-size:12px;border-radius:var(--radius-pill)}
.btn-lg{min-height:52px;padding:0 28px;font-size:var(--text-base);border-radius:22px}
.btn-icon{width:44px;height:44px;padding:0;border-radius:var(--radius-md)}
.btn-block{width:100%}
.loading-dots{display:inline-flex;gap:4px;align-items:center}
.loading-dots span{width:6px;height:6px;border-radius:50%;background:currentColor;animation:bounce 0.8s infinite alternate}
.loading-dots span:nth-child(2){animation-delay:0.15s}.loading-dots span:nth-child(3){animation-delay:0.3s}
@keyframes bounce{to{transform:translateY(-5px);opacity:0.7}}

/* 11 — Forms */
.field{display:grid;gap:8px}
.label{font-size:var(--text-sm);font-weight:700;color:var(--text);letter-spacing:-0.01em}
.label span{font-weight:500;color:var(--text-faint);font-size:var(--text-xs)}
.input,.textarea,.select{
  width:100%;min-height:48px;padding:12px 16px;
  background:var(--surface);border:1.5px solid var(--border);
  border-radius:20px;box-shadow:var(--shadow-inset-soft);
  font-size:var(--text-sm);color:var(--text);
  transition:border-color var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast);
}
.input:focus,.textarea:focus,.select:focus{
  border-color:var(--primary-light);box-shadow:var(--shadow-focus);outline:none;
  transform:translateY(-1px);background:#fff;
}
.input::placeholder,.textarea::placeholder{color:var(--text-faint)}
.textarea{min-height:120px;resize:vertical;line-height:1.6}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23635F69' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px;cursor:pointer}
.input--error,.textarea--error,.select--error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(239,68,68,0.15)}
.field-error{font-size:var(--text-xs);font-weight:600;color:var(--danger)}
.field-hint{font-size:var(--text-xs);color:var(--text-faint)}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.check-pill{
  display:flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:var(--radius-pill);
  background:var(--surface);border:1.5px solid var(--border);
  font-size:var(--text-sm);font-weight:600;cursor:pointer;
  transition:all var(--transition-fast);user-select:none;
}
.check-pill:has(input:checked){background:var(--primary-soft);border-color:var(--primary-light);color:var(--primary-dark)}
.check-pill input{accent-color:var(--primary)}
.form-grid{display:grid;gap:14px}
@media(min-width:640px){.form-grid-2{grid-template-columns:1fr 1fr}}
.search-wrap{position:relative}
.search-wrap input{padding-left:44px}
.search-wrap svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-faint);pointer-events:none}

/* 12 — Library */
.library-toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-bottom:20px}
.library-grid{display:grid;gap:18px}
@media(min-width:640px){.library-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.library-grid{grid-template-columns:repeat(3,1fr)}}
.filter-row{display:flex;flex-wrap:wrap;gap:8px}
.filter-btn{
  padding:8px 14px;border-radius:var(--radius-pill);font-size:var(--text-sm);font-weight:700;
  background:var(--surface);border:1px solid var(--border);color:var(--text-muted);
  box-shadow:0 2px 8px rgba(160,150,180,0.08);transition:all var(--transition-fast)
}
.filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow-button)}
.filter-btn:hover{transform:translateY(-1px)}
.empty-state{
  text-align:center;padding:48px 24px;
  background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-card);
  display:grid;gap:14px;place-items:center;
}
.empty-icon{width:72px;height:72px;border-radius:var(--radius-lg);background:var(--canvas-2);display:grid;place-items:center;box-shadow:var(--shadow-inset-soft);color:var(--text-faint)}

/* 13 — Blog */
.blog-grid{display:grid;gap:18px}
@media(min-width:768px){.blog-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.blog-grid{grid-template-columns:repeat(3,1fr)}}
.blog-card{overflow:hidden;padding:0}
.blog-card img{width:100%;height:180px;object-fit:cover}
.blog-card-body{padding:18px;display:grid;gap:10px}
.blog-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:var(--text-xs);color:var(--text-faint);font-weight:600}
.blog-card h3{font-size:1.05rem;line-height:1.3}
.article{max-width:740px;margin:0 auto}
.article h1{font-size:var(--text-3xl);margin-bottom:12px}
@media(min-width:640px){.article h1{font-size:var(--text-4xl)}}
.article-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;color:var(--text-faint);font-size:var(--text-sm);margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.article-content{line-height:1.8;color:var(--text)}
.article-content h2{margin:32px 0 12px;font-size:var(--text-2xl)}
.article-content h3{margin:24px 0 10px}
.article-content p{margin-bottom:16px;color:var(--text)}
.article-content ul{margin:0 0 16px 20px;list-style:disc;color:var(--text-muted)}
.article-content li{margin-bottom:8px}
.article-content blockquote{border-left:3px solid var(--primary-light);padding-left:16px;margin:16px 0;color:var(--text-muted);font-style:italic;background:var(--primary-soft);padding:14px 16px;border-radius:0 var(--radius-md) var(--radius-md) 0}
.article-content code{background:var(--canvas-2);padding:2px 6px;border-radius:6px;font-family:var(--font-mono);font-size:0.9em}
.article-content pre{background:#1E1B2E;color:#E9E6F5;padding:18px;border-radius:var(--radius-lg);overflow:auto;margin:16px 0;font-family:var(--font-mono);font-size:0.85rem}

/* 14 — FAQ */
.faq-list{display:grid;gap:12px;max-width:820px;margin:0 auto}
.faq-item{
  background:var(--surface);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);overflow:hidden;
  border:1px solid rgba(255,255,255,0.8)
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-family:var(--font-heading);font-weight:800;font-size:var(--text-base);color:var(--text);
}
.faq-q svg{flex-shrink:0;transition:transform var(--transition-base);color:var(--primary)}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{display:none;padding:0 20px 18px;color:var(--text-muted);line-height:1.7}
.faq-item.open .faq-a{display:block}

/* 15 — Footer */
.footer{
  margin-top:48px;background:var(--surface);border-top:1px solid var(--border);
  border-radius:var(--radius-2xl) var(--radius-2xl) 0 0;box-shadow:0 -12px 40px rgba(160,150,180,0.1)
}
.footer-grid{display:grid;gap:32px;padding:40px 0 28px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand{display:grid;gap:14px}
.footer-brand p{font-size:var(--text-sm)}
.footer-col h4{font-size:var(--text-sm);margin-bottom:14px;letter-spacing:-0.01em}
.footer-col a{display:block;padding:6px 0;font-size:var(--text-sm);color:var(--text-muted);font-weight:500;transition:color var(--transition-fast)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding:18px 0;border-top:1px solid var(--border);font-size:var(--text-xs);color:var(--text-faint);font-weight:600
}
.service-grid{display:grid;gap:14px}
@media(min-width:640px){.service-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.service-grid{grid-template-columns:repeat(5,1fr)}}
.service-card{
  background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);
  padding:18px;display:grid;gap:12px;text-align:left;
  transition:transform var(--transition-bounce),box-shadow var(--transition-base)
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover)}
.service-icon{width:44px;height:44px;border-radius:var(--radius-md);display:grid;place-items:center;box-shadow:var(--shadow-inset-soft)}

/* 16 — Utilities */
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-pill);font-size:11px;font-weight:800;letter-spacing:0.04em;text-transform:uppercase}
.badge--easy{background:var(--success-soft);color:#065F46}
.badge--medium{background:var(--warning-soft);color:#92400E}
.badge--advanced{background:var(--danger-soft);color:#991B1B}
.divider{height:1px;background:var(--border);margin:16px 0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.toast-stack{position:fixed;bottom:20px;right:20px;left:20px;z-index:var(--z-toast);display:grid;gap:10px;pointer-events:none}
@media(min-width:640px){.toast-stack{left:auto;width:360px}}
.toast{
  background:var(--text);color:#fff;padding:14px 16px;border-radius:var(--radius-lg);
  box-shadow:0 12px 32px rgba(0,0,0,0.2);font-size:var(--text-sm);font-weight:600;
  display:flex;align-items:center;gap:10px;pointer-events:auto;
  animation:toast-in 300ms cubic-bezier(0.34,1.56,0.64,1)
}
.toast--success{background:#065F46}.toast--error{background:#991B1B}
@keyframes toast-in{from{transform:translateY(12px) scale(0.96);opacity:0}to{transform:none;opacity:1}}
.skeleton{background:linear-gradient(90deg,var(--canvas-2) 25%,#fff 50%,var(--canvas-2) 75%);background-size:200% 100%;animation:skeleton 1.2s infinite;border-radius:var(--radius-md);height:16px}
@keyframes skeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}
.progress-bar{height:6px;background:var(--canvas-2);border-radius:var(--radius-pill);overflow:hidden}
.progress-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary-light),var(--primary));border-radius:var(--radius-pill);transition:width 400ms ease}

/* Detail page */
.detail-grid{display:grid;gap:24px}
@media(min-width:1024px){.detail-grid{grid-template-columns:1fr 320px;align-items:start}}
.detail-main{display:grid;gap:20px}
.detail-side{position:sticky;top:88px;display:grid;gap:16px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:var(--text-sm);color:var(--text-faint);font-weight:600}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb [aria-current="page"]{color:var(--text)}

/* 17 — Responsive tweaks */
@media(max-width:640px){
  .hero-ctas .btn{flex:1}
  .gen-panel{position:static}
  .prompt-pre{font-size:0.78rem}
}

/* 18 — Reduced motion */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:0.01ms!important;transition-duration:0.01ms!important}
  html{scroll-behavior:auto}
  .blob{animation:none}
}