/* KeyVault24 - Premium Dark Theme */
:root {
    --bg-0: #07080c; --bg-1: #0d0f15; --bg-2: #13151e; --bg-3: #1a1d29;
    --bg-4: #222636; --border: #2a2e42; --border-2: #363b54;
    --text-1: #eef0f6; --text-2: #9fa3b8; --text-3: #6b7089;
    --accent: #7c5bf5; --accent-2: #a78bfa; --accent-bg: rgba(124,91,245,.12);
    --green: #34d399; --green-bg: rgba(52,211,153,.1);
    --red: #f87171; --red-bg: rgba(248,113,113,.1);
    --yellow: #fbbf24; --yellow-bg: rgba(251,191,36,.1);
    --blue: #60a5fa; --blue-bg: rgba(96,165,250,.1);
    --r: 10px; --r2: 14px; --r3: 20px;
    --shadow: 0 4px 24px rgba(0,0,0,.4);
    --glow: 0 0 60px rgba(124,91,245,.12);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', system-ui, sans-serif; background: var(--bg-0); color: var(--text-1); line-height: 1.6; min-height: 100vh; -webkit-font-smoothing: antialiased; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { color: var(--text-1); }
::selection { background: var(--accent); color: white; }
::-webkit-scrollbar { width: 6px; } ::-webkit-scrollbar-track { background: var(--bg-0); } ::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }

/* Layout */
.app { display: flex; min-height: 100vh; }
.sidebar { width: 260px; background: var(--bg-1); border-right: 1px solid var(--border); padding: 0; position: fixed; top: 0; left: 0; bottom: 0; z-index: 100; display: flex; flex-direction: column; overflow-y: auto; }
.main { flex: 1; margin-left: 260px; min-height: 100vh; }
.main-content { padding: 32px; max-width: 1400px; }

/* Sidebar */
.sidebar-brand { padding: 24px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }
.sidebar-brand .logo { width: 42px; height: 42px; background: linear-gradient(135deg, #7c5bf5, #c084fc); border-radius: var(--r); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; color: white; }
.sidebar-brand h1 { font-size: 18px; font-weight: 800; } .sidebar-brand h1 span { color: var(--accent-2); }
.sidebar-nav { padding: 16px 12px; flex: 1; }
.sidebar-section { margin-bottom: 24px; }
.sidebar-section-title { font-size: 11px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; padding: 0 12px; margin-bottom: 8px; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--r); color: var(--text-2); font-size: 14px; font-weight: 500; transition: all .2s; margin-bottom: 2px; }
.nav-item:hover { background: var(--accent-bg); color: var(--text-1); }
.nav-item.active { background: var(--accent-bg); color: var(--accent-2); }
.nav-item i { width: 20px; text-align: center; font-size: 15px; }
.nav-item .badge-nav { margin-left: auto; background: var(--accent); color: white; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 50px; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid var(--border); }
.sidebar-user { display: flex; align-items: center; gap: 10px; }
.sidebar-user .avatar { width: 36px; height: 36px; background: var(--accent-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--accent-2); font-weight: 700; font-size: 14px; }
.sidebar-user .info { font-size: 13px; } .sidebar-user .info .name { font-weight: 600; color: var(--text-1); } .sidebar-user .info .role { color: var(--text-3); font-size: 11px; }

/* Cards */
.card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r2); padding: 24px; }
.card-glow { box-shadow: var(--glow); }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.card-icon { width: 40px; height: 40px; background: linear-gradient(135deg, #7c5bf5, #c084fc); border-radius: var(--r); display: flex; align-items: center; justify-content: center; color: white; font-size: 16px; }
.card-title { font-size: 16px; font-weight: 700; }
.card-subtitle { font-size: 12px; color: var(--text-3); margin-top: 2px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r2); padding: 20px; }
.stat-label { font-size: 12px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 800; line-height: 1; }
.stat-value.purple { color: var(--accent-2); } .stat-value.green { color: var(--green); }
.stat-value.yellow { color: var(--yellow); } .stat-value.blue { color: var(--blue); }
.stat-value.red { color: var(--red); }
.stat-sub { font-size: 12px; color: var(--text-3); margin-top: 4px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 12px; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 6px; }
.form-control { width: 100%; padding: 10px 14px; background: var(--bg-3); border: 1px solid var(--border); border-radius: var(--r); color: var(--text-1); font-size: 14px; font-family: inherit; outline: none; transition: all .2s; }
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
.form-control::placeholder { color: var(--text-3); }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.input-group { display: flex; }
.input-group .form-control { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.input-suffix { padding: 10px 14px; background: var(--bg-1); border: 1px solid var(--border); border-left: none; border-radius: 0 var(--r) var(--r) 0; color: var(--text-3); font-size: 13px; display: flex; align-items: center; white-space: nowrap; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; border: none; border-radius: var(--r); font-size: 14px; font-weight: 600; font-family: inherit; cursor: pointer; transition: all .2s; text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, #7c5bf5, #a855f7); color: white; box-shadow: 0 2px 12px rgba(124,91,245,.3); }
.btn-primary:hover { box-shadow: 0 4px 20px rgba(124,91,245,.4); transform: translateY(-1px); }
.btn-secondary { background: var(--bg-3); color: var(--text-1); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--border-2); background: var(--bg-4); }
.btn-danger { background: var(--red-bg); color: var(--red); border: 1px solid rgba(248,113,113,.2); }
.btn-danger:hover { background: rgba(248,113,113,.15); }
.btn-success { background: var(--green-bg); color: var(--green); border: 1px solid rgba(52,211,153,.2); }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-lg { padding: 12px 28px; font-size: 15px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn-icon { width: 34px; height: 34px; padding: 0; }
.spinner { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.2); border-top-color: white; border-radius: 50%; animation: spin .6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r2); }
table { width: 100%; border-collapse: collapse; }
th { background: var(--bg-1); color: var(--text-3); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); }
td { padding: 12px 14px; border-bottom: 1px solid rgba(42,46,66,.3); font-size: 13px; color: var(--text-2); }
tr:hover td { background: rgba(124,91,245,.02); }
.mono { font-family: 'JetBrains Mono', monospace; }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 50px; font-size: 11px; font-weight: 600; }
.badge-success { background: var(--green-bg); color: var(--green); }
.badge-danger { background: var(--red-bg); color: var(--red); }
.badge-warning { background: var(--yellow-bg); color: var(--yellow); }
.badge-info { background: var(--blue-bg); color: var(--blue); }
.badge-purple { background: var(--accent-bg); color: var(--accent-2); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: var(--r); font-size: 13px; display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.alert-info { background: var(--blue-bg); border: 1px solid rgba(96,165,250,.2); color: var(--blue); }
.alert-success { background: var(--green-bg); border: 1px solid rgba(52,211,153,.2); color: var(--green); }
.alert-danger { background: var(--red-bg); border: 1px solid rgba(248,113,113,.2); color: var(--red); }
.alert-warning { background: var(--yellow-bg); border: 1px solid rgba(251,191,36,.2); color: var(--yellow); }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 18px; border-radius: var(--r); font-size: 13px; font-weight: 500; display: flex; align-items: center; gap: 8px; animation: slideIn .3s ease; min-width: 280px; box-shadow: var(--shadow); }
.toast-success { background: #0f2419; border: 1px solid rgba(52,211,153,.3); color: var(--green); }
.toast-error { background: #1f1012; border: 1px solid rgba(248,113,113,.3); color: var(--red); }
.toast-info { background: #0f1724; border: 1px solid rgba(96,165,250,.3); color: var(--blue); }
@keyframes slideIn { from { opacity:0; transform:translateX(100%); } to { opacity:1; transform:translateX(0); } }

/* Modal */
.modal-overlay { display:none; position:fixed; top:0;left:0;right:0;bottom:0; background:rgba(0,0,0,.7); backdrop-filter:blur(4px); z-index:10000; align-items:center; justify-content:center; }
.modal-overlay.show { display:flex; }
.modal-box { background:var(--bg-2); border:1px solid var(--border); border-radius:var(--r2); padding:28px; max-width:440px; width:90%; }
.modal-box h3 { font-size:18px; margin-bottom:8px; }
.modal-box p { color:var(--text-2); font-size:14px; margin-bottom:20px; }
.modal-actions { display:flex; gap:10px; justify-content:flex-end; }

/* Credential Box */
.cred-box { background:var(--bg-1); border:1px solid var(--border); border-radius:var(--r); padding:14px; margin-bottom:10px; display:flex; align-items:center; justify-content:space-between; gap:12px; }
.cred-label { font-size:10px; font-weight:700; color:var(--text-3); text-transform:uppercase; letter-spacing:.06em; margin-bottom:3px; }
.cred-value { font-size:14px; font-weight:600; color:var(--text-1); font-family:'JetBrains Mono',monospace; word-break:break-all; }
.btn-copy { background:var(--accent-bg); border:1px solid rgba(124,91,245,.2); color:var(--accent-2); padding:6px 12px; border-radius:var(--r); cursor:pointer; font-size:12px; font-weight:600; transition:all .2s; display:flex; align-items:center; gap:5px; white-space:nowrap; font-family:inherit; }
.btn-copy:hover { background:rgba(124,91,245,.2); }
.btn-copy.copied { background:var(--green-bg); border-color:rgba(52,211,153,.2); color:var(--green); }

/* Progress */
.progress-wrap { margin-bottom:16px; }
.progress-info { display:flex; justify-content:space-between; margin-bottom:6px; font-size:12px; }
.progress-info .label { color:var(--text-2); } .progress-info .value { color:var(--text-1); font-weight:600; }
.progress-bar { height:6px; background:var(--bg-1); border-radius:3px; overflow:hidden; }
.progress-fill { height:100%; background:linear-gradient(90deg,#7c5bf5,#c084fc); border-radius:3px; transition:width .6s ease; }
.progress-fill.warn { background:linear-gradient(90deg,#f59e0b,#ef4444); }

/* Package Cards */
.packages-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:16px; }
.pkg-card { background:var(--bg-2); border:1px solid var(--border); border-radius:var(--r2); padding:24px; transition:all .3s; position:relative; overflow:hidden; }
.pkg-card:hover { border-color:var(--accent); box-shadow:var(--glow); }
.pkg-card .pkg-name { font-size:18px; font-weight:700; margin-bottom:4px; }
.pkg-card .pkg-desc { font-size:13px; color:var(--text-3); margin-bottom:16px; }
.pkg-card .pkg-price { font-size:28px; font-weight:800; color:var(--accent-2); margin-bottom:16px; }
.pkg-card .pkg-price span { font-size:14px; font-weight:500; color:var(--text-3); }
.pkg-features { list-style:none; margin-bottom:20px; }
.pkg-features li { font-size:13px; color:var(--text-2); padding:4px 0; display:flex; align-items:center; gap:8px; }
.pkg-features li i { color:var(--green); font-size:12px; }

/* Empty state */
.empty { text-align:center; padding:40px 20px; color:var(--text-3); }
.empty i { font-size:40px; margin-bottom:12px; opacity:.3; }
.empty h4 { font-size:16px; color:var(--text-2); margin-bottom:6px; }

/* Page Header */
.page-header { margin-bottom:28px; }
.page-header h2 { font-size:24px; font-weight:800; }
.page-header p { font-size:14px; color:var(--text-3); margin-top:4px; }

/* Payment info boxes */
.pay-box { background:var(--bg-3); border:1px solid var(--border); border-radius:var(--r); padding:20px; margin-bottom:16px; }
.pay-box .pay-title { display:flex; align-items:center; gap:8px; font-size:14px; font-weight:700; margin-bottom:12px; }
.pay-box .pay-addr { font-family:'JetBrains Mono',monospace; font-size:13px; color:var(--accent-2); word-break:break-all; background:var(--bg-1); padding:10px; border-radius:var(--r); }

/* Tabs */
.tabs { display:flex; gap:4px; padding:4px; background:var(--bg-1); border-radius:var(--r); margin-bottom:24px; border:1px solid var(--border); }
.tab-btn { flex:1; padding:10px 16px; background:transparent; border:none; border-radius:6px; color:var(--text-3); font-size:13px; font-weight:600; cursor:pointer; transition:all .2s; font-family:inherit; display:flex; align-items:center; justify-content:center; gap:6px; }
.tab-btn:hover { color:var(--text-1); }
.tab-btn.active { background:linear-gradient(135deg,#7c5bf5,#a855f7); color:white; box-shadow:0 2px 8px rgba(124,91,245,.3); }
.tab-pane { display:none; } .tab-pane.active { display:block; animation:fadeUp .3s ease; }
@keyframes fadeUp { from{opacity:0;transform:translateY(8px);} to{opacity:1;transform:translateY(0);} }

/* Landing page */
.landing { display:flex; flex-direction:column; min-height:100vh; }
.landing-nav { padding:16px 32px; display:flex; justify-content:space-between; align-items:center; border-bottom:1px solid var(--border); }
.landing-hero { flex:1; display:flex; align-items:center; justify-content:center; text-align:center; padding:40px; }
.landing-hero h1 { font-size:56px; font-weight:900; line-height:1.1; margin-bottom:16px; letter-spacing:-.03em; }
.landing-hero .grad { background:linear-gradient(135deg,#7c5bf5,#c084fc,#f0abfc); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.landing-hero p { font-size:18px; color:var(--text-2); max-width:500px; margin:0 auto 32px; }
.landing-hero .cta { display:flex; gap:12px; justify-content:center; }

/* Responsive */
@media(max-width:768px) {
    .sidebar { transform:translateX(-100%); } .main { margin-left:0; }
    .form-row,.form-row-3 { grid-template-columns:1fr; }
    .stats { grid-template-columns:1fr 1fr; }
    .landing-hero h1 { font-size:36px; }
}
.flex { display:flex; } .flex-wrap { flex-wrap:wrap; } .gap-8 { gap:8px; } .gap-12 { gap:12px; } .gap-16 { gap:16px; }
.items-center { align-items:center; } .justify-between { justify-content:space-between; }
.mb-8 { margin-bottom:8px; } .mb-12 { margin-bottom:12px; } .mb-16 { margin-bottom:16px; } .mb-24 { margin-bottom:24px; }
.mt-16 { margin-top:16px; } .mt-24 { margin-top:24px; }
.text-center { text-align:center; } .hidden { display:none!important; }
.w-full { width:100%; }