:root {
  --primary:    #6c63ff;
  --primary-dk: #4c44d4;
  --secondary:  #ff6584;
  --accent:     #43e97b;
  --dark:       #0d0d1a;
  --dark-2:     #141428;
  --dark-3:     #1c1c35;
  --dark-4:     #252545;
  --border:     rgba(108,99,255,.2);
  --text-muted: #8888aa;
  --text-light: #ccccee;
}
*{box-sizing:border-box}
body{font-family:'Noto Sans KR',-apple-system,sans-serif;background:var(--dark);color:#e0e0f5;min-height:100vh}

/* ── TOP BAR ── */
.top-bar{background:linear-gradient(90deg,var(--primary),var(--secondary));color:#fff;text-align:center;font-size:.8rem;font-weight:500;padding:7px 0}

/* ── NAVBAR ── */
.main-navbar{background:rgba(13,13,26,.97);border-bottom:1px solid var(--border);padding:12px 0;position:sticky;top:0;z-index:1000;backdrop-filter:blur(12px)}
.navbar-brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.brand-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;flex-shrink:0}
.brand-text{font-size:1.3rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.main-navbar .nav-link{color:var(--text-light)!important;font-weight:500;padding:8px 14px!important;border-radius:8px;transition:all .2s}
.main-navbar .nav-link:hover{color:#fff!important;background:var(--dark-4)}
.btn-login{border:1px solid var(--border)!important;color:var(--primary)!important}
.btn-login:hover{background:var(--primary)!important;color:#fff!important}
.btn-register{background:linear-gradient(135deg,var(--primary),var(--primary-dk))!important;color:#fff!important;border-radius:8px!important}
.user-menu{color:var(--text-light)!important;cursor:pointer}
.bal-chip{display:inline-block;background:linear-gradient(135deg,var(--accent),#00c9a7);color:#000;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:20px;margin-left:6px}
.user-dd{background:var(--dark-3);border:1px solid var(--border);border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,.5);min-width:200px}
.user-dd .dropdown-item{color:var(--text-light);padding:8px 16px;border-radius:8px;transition:all .15s}
.user-dd .dropdown-item:hover{background:var(--dark-4);color:#fff}
.user-dd hr{border-color:var(--border)}
.navbar-toggler{border-color:var(--border)}
.navbar-toggler-icon{filter:invert(1)}

/* ── HERO ── */
.hero{background:linear-gradient(135deg,var(--dark-2),var(--dark-3));padding:100px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(108,99,255,.15) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(255,101,132,.1) 0%,transparent 60%)}
.hero .container{position:relative}
.hero-title{font-size:clamp(2rem,5vw,3.2rem);font-weight:700;line-height:1.25;margin-bottom:20px}
.gradient-text{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:1.1rem;color:var(--text-muted);line-height:1.7;max-width:560px}
.hero-btns{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:50px;flex-wrap:wrap}
.hero-stat{text-align:center}
.stat-n{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-l{font-size:.8rem;color:var(--text-muted);margin-top:2px}

/* 플랫폼 그리드 */
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:380px;margin:0 auto}
.platform-card{background:var(--dark-4);border:1px solid var(--border);border-radius:16px;padding:24px 16px;text-align:center;transition:all .3s;cursor:pointer;text-decoration:none;display:block}
.platform-card:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:0 8px 25px rgba(108,99,255,.2)}
.platform-card i{font-size:2rem;display:block;margin-bottom:8px}
.platform-card span{font-size:.78rem;color:var(--text-muted);font-weight:500}
.platform-card:hover span{color:#fff}
.text-instagram{color:#e1306c!important}
.text-youtube{color:#ff0000!important}
.text-facebook{color:#1877f2!important}

/* ── BUTTONS ── */
.btn-grad{background:linear-gradient(135deg,var(--primary),var(--primary-dk));border:none;color:#fff;padding:14px 32px;border-radius:12px;font-weight:600;font-size:1rem;transition:all .25s;text-decoration:none;display:inline-block}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(108,99,255,.4);color:#fff}
.btn-outline-c{background:transparent;border:2px solid var(--border);color:var(--text-light);padding:12px 28px;border-radius:12px;font-weight:600;font-size:1rem;transition:all .25s;text-decoration:none;display:inline-block}
.btn-outline-c:hover{border-color:var(--primary);color:#fff}
.btn-submit{background:linear-gradient(135deg,var(--primary),var(--primary-dk));border:none;color:#fff;padding:13px 32px;border-radius:10px;font-weight:600;font-size:1rem;transition:all .25s;cursor:pointer;display:inline-block;text-decoration:none}
.btn-submit:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(108,99,255,.35);color:#fff}
.btn-order{display:inline-block;padding:5px 14px;border-radius:8px;font-size:.8rem;font-weight:500;text-decoration:none;background:var(--primary);color:#fff;border:1px solid var(--primary);transition:all .2s}
.btn-order:hover{opacity:.85;color:#fff}
.btn-copy-sm{background:var(--dark-4);color:var(--text-light);border:1px solid var(--border);border-radius:6px;padding:4px 12px;font-size:.82rem;cursor:pointer;transition:all .2s}
.btn-copy-sm:hover{background:var(--primary);border-color:var(--primary);color:#fff}

/* ── SECTIONS ── */
.section-dark{background:var(--dark-2);padding:80px 0}
.section-darker{background:var(--dark);padding:80px 0}
.section-tag{display:inline-block;background:rgba(108,99,255,.15);color:var(--primary);font-size:.8rem;font-weight:600;padding:4px 14px;border-radius:20px;margin-bottom:14px;letter-spacing:.05em}
.section-title{font-size:2rem;font-weight:700;margin-bottom:12px}

/* ── FEATURE CARDS ── */
.feat-card{background:var(--dark-3);border:1px solid var(--border);border-radius:16px;padding:32px 28px;height:100%;transition:all .3s}
.feat-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 12px 30px rgba(108,99,255,.15)}
.feat-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.feat-icon.purple{background:rgba(108,99,255,.15);color:var(--primary)}
.feat-icon.green{background:rgba(67,233,123,.15);color:var(--accent)}
.feat-icon.blue{background:rgba(0,212,255,.15);color:#00d4ff}
.feat-icon.pink{background:rgba(255,101,132,.15);color:var(--secondary)}
.feat-icon.orange{background:rgba(255,165,0,.15);color:orange}
.feat-icon.red{background:rgba(255,50,50,.15);color:#ff3232}
.feat-card h5{font-weight:700;margin-bottom:10px}
.feat-card p{color:var(--text-muted);font-size:.9rem;line-height:1.7;margin:0}

/* ── STEPS ── */
.step-card{text-align:center;padding:20px;position:relative}
.step-num{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dk));color:#fff;font-size:1.4rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;position:relative;z-index:1}
.step-card::after{content:'';position:absolute;top:50px;left:55%;width:90%;height:2px;background:var(--border);display:none}
@media(min-width:768px){.step-card:not(:last-child)::after{display:block}}
.step-card h5{font-weight:700;margin-bottom:10px}
.step-card p{color:var(--text-muted);font-size:.9rem}

/* ── TABLES ── */
.tbl-wrap{border-radius:16px;overflow:hidden;border:1px solid var(--border)}
.svc-table{width:100%;border-collapse:collapse;background:var(--dark-3);margin:0}
.svc-table thead th{background:var(--dark-4);color:var(--text-muted);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:14px 16px;border-bottom:1px solid var(--border)}
.svc-table tbody tr{border-bottom:1px solid rgba(108,99,255,.08);transition:background .15s}
.svc-table tbody tr:hover{background:var(--dark-4)}
.svc-table td{padding:14px 16px;font-size:.9rem}
.svc-id{color:var(--text-muted);font-size:.8rem}
.svc-name{font-weight:500}
.svc-price{font-weight:700;color:var(--accent)}
.badge-refill{background:rgba(67,233,123,.15)!important;color:var(--accent)!important;font-size:.72rem}
.badge-norefill{background:rgba(136,136,170,.1)!important;color:var(--text-muted)!important;font-size:.72rem}
.bg-dark2{background:var(--dark-4)!important;color:var(--text-muted)!important;font-size:.78rem}

/* ── CATEGORY TABS ── */
.cat-tabs{display:flex;gap:8px;flex-wrap:wrap}
.cat-tab{padding:8px 18px;border-radius:30px;border:1px solid var(--border);background:transparent;color:var(--text-muted);font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s;text-decoration:none;display:flex;align-items:center;gap:6px}
.cat-tab:hover,.cat-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}

/* ── CARDS ── */
.card-dark{background:var(--dark-3);border:1px solid var(--border);border-radius:16px}
.card-dark .card-header{background:var(--dark-4);border-bottom:1px solid var(--border);padding:16px 20px;font-weight:600;border-radius:16px 16px 0 0}
.card-dark .card-body{padding:24px}

/* ── STAT CARDS ── */
.stat-card{background:var(--dark-3);border:1px solid var(--border);border-radius:16px;padding:24px;display:flex;align-items:center;gap:18px;transition:border-color .2s}
.stat-card:hover{border-color:var(--primary)}
.stat-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}
.stat-lbl{font-size:.82rem;color:var(--text-muted);margin-bottom:4px}
.stat-val{font-size:1.6rem;font-weight:700;line-height:1}

/* ── FORMS ── */
.form-label{color:var(--text-light);font-weight:500;font-size:.9rem;margin-bottom:6px}
.form-control,.form-select{background:var(--dark-4)!important;border:1px solid var(--border)!important;color:#fff!important;border-radius:10px!important;padding:12px 16px!important;transition:border-color .2s}
.form-control:focus,.form-select:focus{border-color:var(--primary)!important;box-shadow:0 0 0 3px rgba(108,99,255,.15)!important}
.form-control::placeholder{color:var(--text-muted)!important}
.form-select option{background:var(--dark-3)}
.form-check-input{background:var(--dark-4);border-color:var(--border)}
.form-check-input:checked{background:var(--primary);border-color:var(--primary)}

/* ── ALERTS ── */
.alert{border:none;border-radius:12px}
.alert-success{background:rgba(67,233,123,.12);color:#43e97b}
.alert-danger{background:rgba(255,50,50,.12);color:#ff6666}
.alert-warning{background:rgba(255,193,7,.12);color:#ffc107}
.alert-info{background:rgba(0,212,255,.12);color:#00d4ff}

/* ── BADGES ── */
.badge{font-weight:500;padding:5px 10px;border-radius:6px;font-size:.78rem}
.bg-warning{background:rgba(255,193,7,.2)!important;color:#ffc107!important}
.bg-info{background:rgba(0,212,255,.2)!important;color:#00d4ff!important}
.bg-success{background:rgba(67,233,123,.2)!important;color:#43e97b!important}
.bg-danger{background:rgba(255,50,50,.2)!important;color:#ff6666!important}
.bg-primary{background:rgba(108,99,255,.2)!important;color:var(--primary)!important}
.bg-secondary{background:rgba(136,136,170,.2)!important;color:var(--text-muted)!important}

/* ── PAGE HEADER ── */
.page-hdr{background:linear-gradient(135deg,var(--dark-2),var(--dark-3));border-bottom:1px solid var(--border);padding:40px 0}
.page-hdr h1{font-size:1.8rem;font-weight:700;margin:0}
.breadcrumb-item{color:var(--text-muted);font-size:.85rem}
.breadcrumb-item a{color:var(--primary);text-decoration:none}
.breadcrumb-item.active{color:var(--text-light)}

/* ── NOTICE CARD ── */
.notice-card{background:rgba(108,99,255,.08);border:1px solid rgba(108,99,255,.25);border-radius:12px;padding:16px 20px;margin-bottom:16px}
.notice-card h6{font-weight:600;color:var(--primary);margin-bottom:4px}
.notice-card p{color:var(--text-muted);font-size:.88rem;margin:0}

/* ── ORDER FORM ── */
.svc-info-box{background:var(--dark-4);border:1px solid var(--border);border-radius:12px;padding:16px 20px}
.info-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:.88rem;border-bottom:1px solid rgba(108,99,255,.06)}
.info-row:last-child{border-bottom:none}
.info-row .lbl{color:var(--text-muted)}
.info-row span:last-child{font-weight:600}
.charge-box{background:linear-gradient(135deg,rgba(108,99,255,.1),rgba(255,101,132,.05));border:1px solid var(--border);border-radius:12px;padding:20px;margin-top:16px}
.charge-amt{font-size:2rem;font-weight:800;color:var(--accent)}

/* ── AUTH ── */
.auth-wrap{min-height:calc(100vh - 120px);display:flex;align-items:center;justify-content:center;padding:40px 16px}
.auth-card{background:var(--dark-3);border:1px solid var(--border);border-radius:20px;padding:40px;width:100%;max-width:440px}
.auth-title{font-size:1.6rem;font-weight:700;margin-bottom:6px}
.auth-sub{color:var(--text-muted);font-size:.9rem;margin-bottom:32px}
.auth-or{color:var(--text-muted);text-align:center;margin:20px 0;font-size:.85rem}
.auth-or::before,.auth-or::after{content:'';display:inline-block;width:30%;height:1px;background:var(--border);vertical-align:middle;margin:0 10px}

/* ── API DOCS ── */
.code-block{background:var(--dark-4);border:1px solid var(--border);border-radius:12px;padding:20px;font-family:'Consolas','Monaco',monospace;font-size:.85rem;color:#a8ff78;overflow-x:auto;line-height:1.6}
.api-ep{background:var(--dark-4);border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin-bottom:12px}
.method-badge{display:inline-block;padding:3px 10px;border-radius:6px;font-size:.75rem;font-weight:700;margin-right:10px;font-family:monospace}
.method-post{background:rgba(108,99,255,.2);color:var(--primary)}
.api-nav-link{display:block;padding:8px 20px;color:var(--text-muted);text-decoration:none;font-size:.88rem;transition:color .2s;border-bottom:1px solid rgba(108,99,255,.05)}
.api-nav-link:hover{color:var(--primary)}

/* ── FOOTER ── */
.main-footer{background:var(--dark-2);border-top:1px solid var(--border);padding:60px 0 30px;margin-top:80px}
.footer-brand{display:flex;align-items:center;gap:8px}
.footer-desc{color:var(--text-muted);font-size:.88rem;line-height:1.7}
.footer-title{color:#fff;font-weight:700;margin-bottom:16px;font-size:.95rem}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:var(--text-muted);text-decoration:none;font-size:.88rem;transition:color .2s}
.footer-links a:hover{color:var(--primary)}
.footer-contact{list-style:none;padding:0}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;color:var(--text-muted);font-size:.88rem;margin-bottom:10px}
.footer-contact i{color:var(--primary);margin-top:3px;width:14px}
.footer-hr{border-color:var(--border);margin:40px 0 20px}
.footer-copy{color:var(--text-muted);font-size:.82rem}
.footer-policy{color:var(--text-muted);text-decoration:none;font-size:.82rem}
.footer-policy:hover{color:var(--primary)}
.social-links a{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--dark-4);border:1px solid var(--border);border-radius:8px;color:var(--text-muted);margin-right:8px;text-decoration:none;transition:all .2s}
.social-links a:hover{background:var(--primary);border-color:var(--primary);color:#fff}

/* ── SCROLL ── */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--dark-2)}
::-webkit-scrollbar-thumb{background:var(--dark-4);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--primary)}

/* ── RESPONSIVE ── */
@media(max-width:768px){
  .hero{padding:60px 0 50px}
  .hero-title{font-size:1.8rem}
  .platform-grid{gap:10px}
  .platform-card{padding:16px 8px}
  .platform-card i{font-size:1.5rem}
  .hero-stats{gap:24px}
  .auth-card{padding:28px 20px}
  .section-dark,.section-darker{padding:50px 0}
}