:root{--primary:#e5322d;--primary-dark:#bf231f;--surface:#fff;--surface-muted:#f5f7fa;--text:#1d2735;--text-soft:#5f6b7a;--border:#e4e8ef;--success:#0f9d58;--danger:#d93025;--shadow:0 10px 30px rgba(20,29,45,.06)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Segoe UI",sans-serif;color:var(--text);background:#f2f5f9;line-height:1.6}body.dark{--surface:#111926;--surface-muted:#1a2536;--text:#edf2fa;--text-soft:#a8b3c7;--border:#28374d;background:#0d1420}a{color:var(--primary);text-decoration:none}.container{width:min(1140px,94%);margin:0 auto}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(8px)}body.dark .site-header{background:rgba(17,25,38,.96)}.header-wrap{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:1rem}.logo{font-weight:900;letter-spacing:-.02em;color:var(--text);font-size:1.25rem}.main-nav ul,.footer-nav ul{list-style:none;display:flex;gap:.75rem;flex-wrap:wrap;padding:0;margin:0}.main-nav a,.footer-nav a{color:var(--text);font-weight:600;font-size:.92rem}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid transparent;padding:.68rem 1rem;font-weight:700;cursor:pointer;transition:.2s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-ghost{border-color:var(--border);background:var(--surface);color:var(--text)}.hero{padding:4rem 0 2.5rem}.hero-grid{display:grid;grid-template-columns:1fr 320px;gap:1.1rem}.card,.tool-card,.article-card,.ad-box,.step-card,.upload-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.tool-card,.article-card,.step-card,.upload-card{padding:1rem}.grid{display:grid;gap:.9rem}.tools-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.steps-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.tool-card .icon,.step-number{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;font-weight:800}.tool-card .icon{background:#ffe4e3;color:#ba2e2b}.step-number{background:#f0f3f8;color:#4c5d75}.section{padding:2.2rem 0}.section-subtitle{margin-top:0;color:var(--text-soft)}.dropzone{border:2px dashed #ffc2bf;background:#fff;border-radius:14px;padding:1.2rem;text-align:center;cursor:pointer}.dropzone.dragover{border-color:var(--primary);background:#fff4f4}.preview{margin-top:.8rem;padding:.75rem;border:1px solid var(--border);border-radius:10px;background:var(--surface-muted)}.progress-wrap{display:none;margin-top:.75rem}.progress{height:10px;background:#e7edf6;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;width:0;background:var(--primary)}.status{font-size:.93rem;color:var(--text-soft)}.layout-main{display:grid;grid-template-columns:1fr 300px;gap:1rem}.ad-box{display:grid;place-items:center;text-align:center;color:var(--text-soft);min-height:90px;padding:.8rem}.ad-side{min-height:250px}.footer{margin-top:2.3rem;padding:2rem 0;border-top:1px solid var(--border);background:var(--surface)}.footer-columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:1rem}.newsletter-form{display:flex;gap:.55rem}.newsletter-form input,input,textarea,select{width:100%;border:1px solid var(--border);border-radius:10px;padding:.68rem;font:inherit;background:var(--surface);color:var(--text)}.breadcrumbs{margin-bottom:.7rem;color:var(--text-soft);font-size:.92rem}.article-list{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media(max-width:980px){.hero-grid,.layout-main{grid-template-columns:1fr}}@media(max-width:720px){.newsletter-form{flex-direction:column}}