/* ============================================================
   TOOLYARD — COLOR TOOLS
   Moved out of pages/color-tools.html so the generated per-tool
   landing pages can reuse the exact same styling.
   Generated by scripts/extract-category-assets.js — do not edit
   the copy in the HTML page, it no longer exists.
============================================================ */
body{padding-top:var(--header-h);}
.site-header{position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:200;background:rgba(10,10,15,0.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);}
[data-theme="light"] .site-header{background:rgba(248,248,252,0.9);}
.site-header-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;gap:24px;}
.logo-text{font-family:var(--font-display);font-size:20px;font-weight:800;background:linear-gradient(135deg,var(--accent2),var(--accent3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hnav{padding:7px 14px;border-radius:var(--r);font-size:14px;font-weight:500;color:var(--text2);transition:all var(--t);}
.hnav:hover{background:var(--surface);color:var(--text);}
.theme-btn{width:36px;height:36px;border-radius:var(--r);background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text2);transition:all var(--t);}
.theme-btn:hover{border-color:var(--accent);}

/* Hero */
.color-hero{padding:60px 0 48px;text-align:center;position:relative;overflow:hidden;background:var(--bg2);border-bottom:1px solid var(--border);}
.color-hero::before{content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 80% at 20% 50%,rgba(232,121,249,0.1),transparent 60%),
             radial-gradient(ellipse 50% 60% at 80% 40%,rgba(56,189,248,0.08),transparent 60%),
             radial-gradient(ellipse 40% 50% at 50% 80%,rgba(124,108,255,0.07),transparent 60%);
  pointer-events:none;}
.color-bar{display:flex;height:6px;border-radius:99px;overflow:hidden;max-width:480px;margin:24px auto 0;}
.color-bar-seg{flex:1;transition:flex 0.5s ease;}

/* Tool tabs */
.tool-tabs{display:flex;gap:0;border-bottom:1px solid var(--border);background:var(--bg2);position:sticky;top:var(--header-h);z-index:50;}
.tool-tab{padding:14px 20px;font-size:14px;font-weight:600;color:var(--text3);border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap;transition:all var(--t);display:flex;align-items:center;gap:7px;}
.tool-tab:hover{color:var(--text2);}
.tool-tab.active{color:var(--accent2);border-color:var(--accent);}
.tabs-scroll{overflow-x:auto;scrollbar-width:none;display:flex;max-width:var(--max-w);margin:0 auto;padding:0 24px;}
.tabs-scroll::-webkit-scrollbar{display:none;}

/* Tool panels */
.tool-panel{display:none;max-width:var(--max-w);margin:0 auto;padding:40px 24px 80px;}
.tool-panel.active{display:block;}

/* Color Picker */
.picker-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
.picker-main{display:flex;flex-direction:column;gap:16px;}
.color-input-row{display:flex;gap:12px;align-items:center;}
.big-color-input{width:80px;height:80px;border-radius:var(--r-lg);cursor:pointer;border:2px solid var(--border2);background:none;padding:3px;}
.color-preview-box{flex:1;height:80px;border-radius:var(--r-lg);border:1px solid var(--border);transition:background 0.3s;}
.hex-text-input{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:12px 14px;font-size:18px;font-weight:700;font-family:var(--font-mono);color:var(--text);outline:none;transition:border-color var(--t);}
.hex-text-input:focus{border-color:var(--accent);}
.color-output-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.color-output-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:12px 14px;cursor:pointer;transition:all var(--t);}
.color-output-item:hover{border-color:var(--accent2);transform:translateY(-1px);}
.color-output-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.07em;color:var(--text3);margin-bottom:5px;}
.color-output-val{font-family:var(--font-mono);font-size:13px;font-weight:600;color:var(--accent2);word-break:break-all;}
.shades-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:6px;margin-top:8px;}
.shade-swatch{height:40px;border-radius:var(--r);cursor:pointer;transition:transform var(--t);border:1px solid transparent;}
.shade-swatch:hover{transform:scale(1.08);}
.tints-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;}
.tint-card{border-radius:var(--r);padding:10px;text-align:center;cursor:pointer;transition:all var(--t);border:1px solid var(--border);}
.tint-card:hover{transform:translateY(-2px);border-color:var(--border2);}
.tint-swatch{height:48px;border-radius:8px;margin-bottom:6px;}
.tint-label{font-size:11px;color:var(--text3);font-family:var(--font-mono);}

/* Gradient generator */
.grad-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
.grad-preview{height:240px;border-radius:var(--r-xl);border:1px solid var(--border);transition:background 0.3s;margin-bottom:16px;}
.grad-controls{display:flex;flex-direction:column;gap:16px;}
.grad-stops{display:flex;flex-direction:column;gap:10px;}
.grad-stop{display:flex;align-items:center;gap:10px;}
.grad-stop-color{width:44px;height:44px;border-radius:var(--r);cursor:pointer;border:1px solid var(--border2);padding:2px;}
.grad-stop-pos{flex:1;}
.stop-pos-label{font-size:11px;color:var(--text3);margin-bottom:3px;}
.grad-type-row{display:flex;gap:8px;}
.grad-type-btn{flex:1;padding:10px;border-radius:var(--r);font-size:13px;font-weight:600;border:1px solid var(--border);background:var(--surface);color:var(--text2);cursor:pointer;transition:all var(--t);text-align:center;}
.grad-type-btn.active,.grad-type-btn:hover{border-color:var(--accent);color:var(--accent2);background:rgba(124,108,255,0.08);}
.grad-code-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--r);padding:14px 16px;font-family:var(--font-mono);font-size:13px;color:var(--accent2);word-break:break-all;line-height:1.6;}
.angle-row{display:flex;align-items:center;gap:12px;}
.angle-display{font-family:var(--font-mono);font-size:14px;font-weight:700;color:var(--accent2);min-width:48px;}

/* HEX-RGB converter */
.conv-layout{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:center;}
.conv-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;}
.conv-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--text3);margin-bottom:16px;}
.conv-arrow{font-size:28px;color:var(--text3);text-align:center;cursor:pointer;transition:color var(--t);}
.conv-arrow:hover{color:var(--accent2);}
.conv-input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:var(--r);padding:12px 14px;font-size:15px;font-family:var(--font-mono);font-weight:600;color:var(--text);outline:none;transition:border-color var(--t);}
.conv-input:focus{border-color:var(--accent);}
.conv-result{margin-top:16px;padding:14px;background:var(--bg);border:1px solid var(--border);border-radius:var(--r);font-family:var(--font-mono);font-size:14px;color:var(--accent2);min-height:52px;}
.conv-swatch{width:100%;height:60px;border-radius:var(--r);border:1px solid var(--border);margin-top:12px;transition:background 0.3s;}

/* Contrast checker */
.contrast-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.contrast-preview{border-radius:var(--r-xl);padding:40px;margin-bottom:20px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;min-height:200px;transition:all 0.3s;}
.contrast-preview-title{font-size:28px;font-weight:800;}
.contrast-preview-body{font-size:15px;}
.contrast-score{font-family:var(--font-display);font-size:64px;font-weight:800;text-align:center;margin:16px 0;}
.wcag-badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.wcag-badge{padding:8px 16px;border-radius:var(--r-full);font-size:13px;font-weight:700;border:1px solid var(--border);}
.wcag-pass{background:rgba(52,211,153,0.12);color:var(--green);border-color:rgba(52,211,153,0.2);}
.wcag-fail{background:rgba(248,113,113,0.12);color:var(--red);border-color:rgba(248,113,113,0.2);}

/* Palette generator */
.palette-controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:24px;}
.palette-type-btn{padding:9px 18px;border-radius:var(--r-full);font-size:13px;font-weight:600;border:1px solid var(--border);background:var(--surface);color:var(--text2);cursor:pointer;transition:all var(--t);}
.palette-type-btn.active,.palette-type-btn:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.palette-display{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--border);margin-bottom:16px;}
.palette-swatch{height:200px;display:flex;align-items:flex-end;padding:12px;cursor:pointer;transition:flex 0.3s ease;}
.palette-swatch:hover{flex:2;}
.palette-swatch-label{font-family:var(--font-mono);font-size:11px;font-weight:700;text-shadow:0 1px 3px rgba(0,0,0,0.5);color:#fff;opacity:0;transition:opacity 0.2s;}
.palette-swatch:hover .palette-swatch-label{opacity:1;}
.palette-copy-grid{display:flex;gap:8px;flex-wrap:wrap;}
.palette-copy-chip{padding:6px 12px;border-radius:var(--r-full);font-size:12px;font-family:var(--font-mono);font-weight:600;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text2);transition:all var(--t);}
.palette-copy-chip:hover{border-color:var(--accent2);color:var(--accent2);}

/* Toast */
.toast-stack{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:8px;z-index:9999;}
.toast{background:var(--surface);border:1px solid var(--border2);border-radius:var(--r-md);padding:13px 18px;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);max-width:340px;animation:slideLeft 0.3s ease;}
@keyframes slideLeft{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
.toast-success{border-left:3px solid var(--green);}
.back-to-top{position:fixed;bottom:28px;left:28px;width:44px;height:44px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--border2);display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:18px;cursor:pointer;z-index:50;opacity:0;visibility:hidden;transition:all var(--t);}
.back-to-top.show{opacity:1;visibility:visible;}
.back-to-top:hover{background:var(--accent);border-color:var(--accent);color:#fff;}

@media(max-width:768px){
  .picker-layout,.grad-layout,.contrast-layout{grid-template-columns:1fr;}
  .conv-layout{grid-template-columns:1fr;}.conv-arrow{transform:rotate(90deg);}
  .palette-display{grid-template-columns:repeat(3,1fr);}
  .color-output-grid{grid-template-columns:1fr;}
}
/* Swatch grids. 9 shades across a 320px viewport is a 27px column once the
   gaps are taken out — too narrow to tap reliably, and the tint cards below
   also carry a mono label, which does not fit in 57px. Both reflow onto more
   rows instead of shrinking past usefulness. */
@media(max-width:560px){
  .shades-grid{grid-template-columns:repeat(5,1fr);}
  .tints-grid{grid-template-columns:repeat(3,1fr);}
}