/* ============================================================
   PDFForge — Main Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800;900&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg:       #080810;
  --bg2:      #0e0e1a;
  --bg3:      #14141f;
  --border:   rgba(255,255,255,0.07);
  --border2:  rgba(255,255,255,0.13);
  --text:     #f0f0f8;
  --muted:    rgba(240,240,248,0.42);
  --muted2:   rgba(240,240,248,0.18);
  --orange:   #FF6B35;
  --purple:   #845EF7;
  --teal:     #00C9A7;
  --pink:     #F06595;
  --yellow:   #FCC419;
  --blue:     #74C0FC;
  --red:      #FF8787;
  --grad:     linear-gradient(135deg,#FF6B35 0%,#F06595 50%,#845EF7 100%);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;line-height:1.6;min-height:100vh}
img{max-width:100%}
a{color:var(--purple);text-decoration:none}
a:hover{text-decoration:underline}

/* Scrollbar */
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#2a2a3a;border-radius:3px}

/* Typography */
.sora{font-family:'Sora',sans-serif}
.grad-text{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.muted{color:var(--muted)}
h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.15}

/* Grid bg */
.grid-bg{background-image:linear-gradient(rgba(255,255,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.025) 1px,transparent 1px);background-size:44px 44px}

/* Glass */
.glass{background:rgba(255,255,255,0.03);border:1px solid var(--border);backdrop-filter:blur(12px)}

/* Animations */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes spin{to{transform:rotate(360deg)}}
.anim-fade-up{animation:fadeUp .5s ease both}
.anim-float{animation:float 4s ease-in-out infinite}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;border:none;cursor:pointer;font-family:'DM Sans',sans-serif;font-weight:600;border-radius:12px;transition:all .2s ease;text-decoration:none;white-space:nowrap;font-size:14px}
.btn:hover{text-decoration:none}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--grad);color:#fff;padding:11px 22px;box-shadow:0 4px 24px rgba(132,94,247,.25)}
.btn-primary:hover{box-shadow:0 6px 32px rgba(132,94,247,.4);transform:translateY(-1px);color:#fff}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--border2);padding:10px 20px}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--text)}
.btn-danger{background:rgba(255,135,135,.15);color:var(--red);border:1px solid rgba(255,135,135,.25);padding:8px 16px}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:10px}
.btn-xs{padding:5px 12px;font-size:12px;border-radius:8px}
.btn-block{width:100%;justify-content:center;font-size:16px;padding:14px}

/* Form elements */
input,textarea,select{font-family:'DM Sans',sans-serif;background:rgba(255,255,255,.04);border:1px solid var(--border2);color:var(--text);border-radius:10px;outline:none;transition:border-color .2s,box-shadow .2s;width:100%;padding:10px 14px;font-size:14px}
input:focus,textarea:focus,select:focus{border-color:rgba(132,94,247,.5);box-shadow:0 0 0 3px rgba(132,94,247,.1)}
input::placeholder,textarea::placeholder{color:var(--muted2)}
label{font-size:13px;font-weight:600;color:var(--muted);display:block;margin-bottom:6px;text-transform:uppercase;letter-spacing:.05em}
select option{background:#1a1a2a}
textarea{resize:vertical;min-height:100px}
.form-group{margin-bottom:18px}
.input-error{border-color:var(--red)!important}
.field-error{color:var(--red);font-size:12px;margin-top:4px;font-weight:500}

/* Toggle */
.toggle-wrap{display:flex;align-items:center;gap:10px}
.toggle{position:relative;width:42px;height:24px;flex-shrink:0}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:rgba(255,255,255,.15);border-radius:100px;cursor:pointer;transition:.2s}
.toggle-slider::before{content:'';position:absolute;height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s}
.toggle input:checked + .toggle-slider{background:var(--teal)}
.toggle input:checked + .toggle-slider::before{transform:translateX(18px)}

/* Nav */
#navbar{position:fixed;top:0;left:0;right:0;z-index:200;height:64px;transition:background .3s,border .3s;padding:0 24px}
#navbar.scrolled{background:rgba(8,8,16,.9);border-bottom:1px solid var(--border);backdrop-filter:blur(20px)}
.nav-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:100%}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo-icon{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,#FF6B35,#845EF7);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;color:#fff;font-family:'Sora',sans-serif;box-shadow:0 4px 16px rgba(132,94,247,.35)}
.nav-logo-text{font-size:20px;font-weight:800;color:var(--text);font-family:'Sora',sans-serif}
.nav-links{display:flex;gap:2px}
.nav-link{padding:8px 14px;border-radius:10px;color:var(--muted);font-size:14px;font-weight:500;transition:all .15s;border:none;background:transparent;cursor:pointer;text-decoration:none;font-family:'DM Sans',sans-serif}
.nav-link:hover,.nav-link.active{color:var(--text);background:rgba(255,255,255,.07);text-decoration:none}
.nav-actions{display:flex;gap:8px;align-items:center}
.nav-mobile-toggle{display:none;background:none;border:none;color:var(--text);font-size:22px;cursor:pointer}

/* Hero */
.hero{padding:140px 24px 80px;position:relative;overflow:hidden;text-align:center}
.hero h1{font-size:clamp(38px,7vw,80px);font-weight:900;line-height:1.02;margin-bottom:20px}
.hero-sub{font-size:clamp(16px,2vw,20px);color:var(--muted);max-width:560px;margin:0 auto 40px;line-height:1.7}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:680px;margin:48px auto 0}
.hero-stat{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:16px;padding:18px 12px;text-align:center}
.hero-stat-val{font-family:'Sora',sans-serif;font-size:26px;font-weight:800;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-stat-label{font-size:12px;color:var(--muted);margin-top:4px}

/* Tool Cards */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}
.tool-card{background:rgba(255,255,255,.025);border:1px solid var(--border);border-radius:16px;padding:20px;cursor:pointer;transition:all .2s ease;text-decoration:none;display:block}
.tool-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.15);text-decoration:none;color:var(--text)}
.tool-card-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px;flex-shrink:0}
.tool-card-name{font-family:'Sora',sans-serif;font-weight:700;font-size:14px;margin-bottom:5px;color:var(--text)}
.tool-card-desc{font-size:12px;color:var(--muted);line-height:1.5;margin-bottom:14px}
.tool-card-btn{font-size:11px;font-weight:700;padding:5px 11px;border-radius:8px;display:inline-block}

/* Category pills */
.cat-pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.cat-pill{padding:8px 18px;border-radius:100px;font-size:13px;font-weight:600;border:1px solid var(--border2);background:rgba(255,255,255,.05);color:var(--muted);cursor:pointer;transition:all .15s;font-family:'DM Sans',sans-serif}
.cat-pill.active{background:linear-gradient(135deg,#FF6B35,#845EF7);border:none;color:#fff}
.cat-pill:hover:not(.active){background:rgba(255,255,255,.09);color:var(--text)}

/* Section */
.section{padding:60px 24px}
.section-inner{max-width:1280px;margin:0 auto}
.section-title{font-size:clamp(24px,4vw,36px);font-weight:800;margin-bottom:8px}
.section-sub{color:var(--muted);font-size:15px;margin-bottom:32px}

/* Drop zone */
.drop-zone{border:2px dashed var(--border2);border-radius:20px;padding:48px 32px;text-align:center;cursor:pointer;transition:all .2s ease}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--purple);background:rgba(132,94,247,.05)}
.drop-zone-icon{font-size:52px;margin-bottom:16px;display:block}
.drop-zone-title{font-family:'Sora',sans-serif;font-weight:700;font-size:18px;margin-bottom:8px}
.drop-zone-sub{font-size:14px;color:var(--muted)}
.file-list{list-style:none;margin-top:20px}
.file-item{display:flex;align-items:center;gap:10px;background:rgba(0,201,167,.08);border:1px solid rgba(0,201,167,.2);border-radius:10px;padding:10px 14px;margin-bottom:8px}
.file-item-name{font-size:14px;font-weight:500;flex:1}
.file-item-size{font-size:12px;color:var(--muted)}
.file-item-remove{background:none;border:none;color:var(--red);cursor:pointer;font-size:18px;padding:0;line-height:1}

/* Progress */
.progress-wrap{margin-top:20px}
.progress-bar{height:8px;background:rgba(255,255,255,.08);border-radius:100px;overflow:hidden}
.progress-fill{height:100%;border-radius:100px;background:linear-gradient(90deg,#FF6B35,#845EF7);transition:width .3s ease;width:0}
.progress-label{display:flex;justify-content:space-between;font-size:13px;margin-bottom:8px}

/* Alert */
.alert{padding:14px 18px;border-radius:12px;font-size:14px;display:flex;align-items:flex-start;gap:10px;margin-bottom:16px}
.alert-success{background:rgba(0,201,167,.1);border:1px solid rgba(0,201,167,.25);color:var(--teal)}
.alert-error{background:rgba(255,135,135,.1);border:1px solid rgba(255,135,135,.25);color:var(--red)}
.alert-info{background:rgba(116,192,252,.1);border:1px solid rgba(116,192,252,.25);color:var(--blue)}
.alert-warning{background:rgba(252,196,25,.1);border:1px solid rgba(252,196,25,.25);color:var(--yellow)}

/* Download box */
.download-box{background:rgba(0,201,167,.07);border:1px solid rgba(0,201,167,.25);border-radius:18px;padding:32px;text-align:center;margin-top:24px}
.download-box h3{font-size:22px;font-weight:700;margin-bottom:8px}
.download-box p{color:var(--muted);font-size:14px;margin-bottom:24px}

/* Card */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:18px;padding:28px}

/* Tag */
.tag{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:100px;font-size:12px;font-weight:600}

/* Footer */
footer{background:var(--bg2);border-top:1px solid var(--border);padding:64px 24px 32px}
.footer-inner{max-width:1280px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer-col-title{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:var(--muted);margin-bottom:10px;transition:color .15s;text-decoration:none}
.footer-link:hover{color:var(--text)}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-copy{font-size:13px;color:var(--muted)}

/* Admin */
.admin-layout{display:flex;min-height:100vh;padding-top:64px}
.admin-sidebar{width:240px;background:var(--bg2);border-right:1px solid var(--border);padding:20px 14px;position:fixed;top:64px;bottom:0;left:0;overflow-y:auto;z-index:50}
.admin-content{margin-left:240px;flex:1;padding:32px;background:var(--bg)}
.admin-nav-label{font-size:10px;font-weight:700;color:var(--muted2);text-transform:uppercase;letter-spacing:.12em;padding:0 10px;margin:20px 0 8px}
.admin-nav-link{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;border-radius:10px;border:none;cursor:pointer;font-size:14px;font-weight:500;transition:all .15s;text-align:left;font-family:'DM Sans',sans-serif;color:var(--muted);background:transparent;text-decoration:none;margin-bottom:2px}
.admin-nav-link:hover,.admin-nav-link.active{background:rgba(132,94,247,.12);color:var(--text);text-decoration:none}
.admin-nav-link.active{font-weight:700}
.admin-nav-icon{font-size:18px;width:24px;text-align:center}
.stat-card{background:var(--bg3);border:1px solid var(--border);border-radius:16px;padding:22px}
.stat-card-icon{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px}
.stat-val{font-family:'Sora',sans-serif;font-size:30px;font-weight:800;margin-bottom:4px}
.stat-label{font-size:14px;font-weight:600}
.stat-sub{font-size:12px;color:var(--muted);margin-top:2px}
.trend{font-size:11px;font-weight:700;padding:2px 8px;border-radius:100px}
.trend-up{background:rgba(0,201,167,.12);color:var(--teal)}
.trend-down{background:rgba(255,135,135,.12);color:var(--red)}

/* Table */
.data-table{width:100%;border-collapse:collapse}
.data-table th{text-align:left;padding:12px 16px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);border-bottom:1px solid var(--border);font-weight:700}
.data-table td{padding:14px 16px;font-size:14px;border-bottom:1px solid var(--border);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:rgba(255,255,255,.02)}
.table-wrap{background:var(--bg2);border:1px solid var(--border);border-radius:16px;overflow:hidden}

/* Pagination */
.pagination{display:flex;gap:6px;justify-content:center;margin-top:24px}
.page-btn{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--muted);cursor:pointer;text-decoration:none;transition:all .15s}
.page-btn.active,.page-btn:hover{background:var(--grad);border:none;color:#fff}

/* Breadcrumb */
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--text)}
.breadcrumb-sep{color:var(--muted2)}

/* FAQ Accordion */
.faq-item{border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:10px}
.faq-q{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:rgba(255,255,255,.02);font-weight:600;font-size:15px;list-style:none}
.faq-q::marker,.faq-q::-webkit-details-marker{display:none}
details[open] .faq-q{border-bottom:1px solid var(--border)}
.faq-a{padding:16px 20px;color:var(--muted);font-size:14px;line-height:1.7}
.faq-arrow{transition:transform .2s;color:var(--muted)}
details[open] .faq-arrow{transform:rotate(180deg)}

/* Responsive */
@media(max-width:1024px){
  .admin-sidebar{display:none}
  .admin-content{margin-left:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{display:none}
  .nav-mobile-toggle{display:block}
  .hero h1{font-size:38px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .tools-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .tools-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}