/*
Theme Name: PracticeSet Pro
Theme URI: https://example.com/
Author: OpenAI
Description: Clean, responsive WordPress theme for paid and free practice sets with HTML/JS practice content, pricing controls and UPI payment display.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: practiceset-pro
*/

:root{
  --ps-primary:#111827;
  --ps-primary-2:#1f2937;
  --ps-accent:#2563eb;
  --ps-accent-2:#1d4ed8;
  --ps-bg:#f7f8fb;
  --ps-card:#ffffff;
  --ps-text:#111827;
  --ps-muted:#6b7280;
  --ps-border:#e5e7eb;
  --ps-success:#15803d;
  --ps-radius:18px;
  --ps-shadow:0 10px 35px rgba(17,24,39,.07);
  --ps-container:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ps-bg);color:var(--ps-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65}
a{color:var(--ps-accent);text-decoration:none}
a:hover{color:var(--ps-accent-2)}
img{max-width:100%;height:auto;display:block}
button,input,textarea,select{font:inherit}

.ps-container{width:min(100% - 32px,var(--ps-container));margin-inline:auto}
.ps-site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--ps-border)}
.ps-header-inner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.ps-brand{display:flex;align-items:center;gap:12px;color:var(--ps-text);font-weight:800;font-size:1.08rem}
.ps-brand-mark{width:38px;height:38px;border-radius:12px;background:var(--ps-primary);color:#fff;display:grid;place-items:center;font-weight:900}
.ps-nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.ps-nav a{color:#374151;font-weight:600;font-size:.95rem}
.ps-menu-toggle{display:none;border:1px solid var(--ps-border);background:#fff;border-radius:10px;padding:8px 10px;cursor:pointer}

.ps-hero{padding:54px 0 28px}
.ps-hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:26px;align-items:stretch}
.ps-hero-card,.ps-side-card,.ps-card,.ps-content-card{background:var(--ps-card);border:1px solid var(--ps-border);border-radius:var(--ps-radius);box-shadow:var(--ps-shadow)}
.ps-hero-card{padding:38px}
.ps-hero h1{font-size:clamp(2rem,4.8vw,4rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 18px}
.ps-hero p{font-size:1.06rem;color:var(--ps-muted);max-width:760px;margin:0}
.ps-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.ps-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:11px 17px;font-weight:800;cursor:pointer;transition:.18s ease;background:var(--ps-primary);color:#fff}
.ps-btn:hover{transform:translateY(-1px);color:#fff;background:var(--ps-primary-2)}
.ps-btn-outline{background:#fff;color:var(--ps-primary);border:1px solid #d1d5db}
.ps-btn-outline:hover{background:#f9fafb;color:var(--ps-primary)}
.ps-btn-accent{background:var(--ps-accent)}
.ps-btn-accent:hover{background:var(--ps-accent-2)}
.ps-side-card{padding:26px;display:flex;flex-direction:column;justify-content:center}
.ps-side-stat{font-size:2rem;font-weight:900;margin:4px 0}
.ps-side-label{color:var(--ps-muted);font-size:.92rem}

.ps-section{padding:18px 0 55px}
.ps-section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px}
.ps-section-head h2{margin:0;font-size:1.6rem;letter-spacing:-.02em}
.ps-section-head p{margin:0;color:var(--ps-muted)}
.ps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.ps-card{overflow:hidden;display:flex;flex-direction:column}
.ps-card-thumb{aspect-ratio:16/9;overflow:hidden;background:#e5e7eb}
.ps-card-thumb img{width:100%;height:100%;object-fit:cover}
.ps-card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.ps-badges{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.ps-badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-weight:800;font-size:.72rem;background:#eef2ff;color:#3730a3}
.ps-badge-free{background:#ecfdf5;color:#166534}
.ps-card h3{font-size:1.15rem;line-height:1.3;margin:0 0 10px}
.ps-card p{color:var(--ps-muted);margin:0 0 16px}
.ps-card-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--ps-border)}
.ps-price{font-size:1.35rem;font-weight:900}
.ps-price small{font-size:.77rem;color:var(--ps-muted);font-weight:600}

.ps-single{padding:40px 0 64px}
.ps-single-header{margin-bottom:22px}
.ps-single-header h1{font-size:clamp(2rem,5vw,3.1rem);line-height:1.12;letter-spacing:-.035em;margin:0 0 12px}
.ps-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;color:var(--ps-muted);font-size:.92rem}
.ps-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.ps-content-card{padding:26px}
.ps-content-card h2,.ps-content-card h3{line-height:1.25}
.ps-html-content{overflow-x:auto}
.ps-html-content > *:first-child{margin-top:0}
.ps-html-content table{width:100%;border-collapse:collapse}
.ps-html-content th,.ps-html-content td{border:1px solid #d1d5db;padding:8px}
.ps-html-content pre{max-width:100%;overflow:auto;padding:16px;background:#111827;color:#fff;border-radius:12px}
.ps-html-content iframe{max-width:100%}
.ps-side-sticky{position:sticky;top:92px}
.ps-buy-card{padding:24px}
.ps-buy-title{margin:0 0 8px;font-size:1.15rem}
.ps-buy-price{font-size:2.1rem;font-weight:900;margin:8px 0 16px}
.ps-payment-box{border:1px dashed #cbd5e1;border-radius:14px;padding:14px;margin:16px 0;background:#f8fafc}
.ps-payment-box strong{display:block}
.ps-upi{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;word-break:break-all;margin-top:4px}
.ps-note{font-size:.84rem;color:var(--ps-muted);margin:8px 0 0}
.ps-locked{padding:26px;border:1px solid #dbeafe;background:#eff6ff;border-radius:16px;text-align:center}
.ps-locked h2{margin:0 0 8px}
.ps-lock-preview{color:#4b5563;margin-bottom:18px}

.ps-footer{border-top:1px solid var(--ps-border);background:#fff;padding:26px 0;color:var(--ps-muted);font-size:.9rem}
.ps-footer-inner{display:flex;justify-content:space-between;gap:15px;align-items:center}

.ps-form-row{margin-bottom:14px}
.ps-form-row label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px}
.ps-form-row input,.ps-form-row textarea,.ps-form-row select{width:100%;border:1px solid #d1d5db;background:#fff;border-radius:10px;padding:10px 12px}

@media (max-width:980px){
  .ps-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ps-hero-grid{grid-template-columns:1fr}
  .ps-layout{grid-template-columns:1fr}
  .ps-side-sticky{position:static}
}
@media (max-width:700px){
  .ps-container{width:min(100% - 22px,var(--ps-container))}
  .ps-header-inner{min-height:62px}
  .ps-menu-toggle{display:block}
  .ps-nav{display:none;position:absolute;left:11px;right:11px;top:68px;background:#fff;border:1px solid var(--ps-border);border-radius:14px;padding:12px;box-shadow:var(--ps-shadow);flex-direction:column;align-items:flex-start}
  .ps-nav.is-open{display:flex}
  .ps-hero{padding-top:26px}
  .ps-hero-card{padding:24px}
  .ps-grid{grid-template-columns:1fr}
  .ps-content-card,.ps-buy-card{padding:20px}
  .ps-footer-inner{flex-direction:column;align-items:flex-start}
}

.ps-payment-status{margin-top:12px;font-size:14px;line-height:1.5}.ps-payment-status.is-error{color:#b91c1c}.ps-payment-status.is-success{color:#166534}