:root {
    --bg: #060608;
    --bg2: #0c0c10;
    --card: #13131a;
    --card2: #1a1a24;
    --hover: #1e1e2a;
    --orange: #FF6B00;
    --orange2: #FF5500;
    --orange-glow: rgba(255,107,0,0.25);
    --text: #ffffff;
    --text2: #a0a0b0;
    --text3: #606070;
    --border: #1f1f2e;
    --border2: #2a2a3a;
    --green: #00E676;
    --red: #FF1744;
    --blue: #448AFF;
    --gradient: linear-gradient(135deg, #FF6B00 0%, #FF4400 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #0c0c10 100%);
    --r: 10px;
    --r2: 14px;
    --r3: 20px;
    --shadow: 0 4px 24px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 48px rgba(0,0,0,0.6);
    --shadow-orange: 0 4px 24px rgba(255,107,0,0.2);
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); min-height:100vh; line-height:1.5; }
::-webkit-scrollbar { width:3px; } ::-webkit-scrollbar-track { background:var(--bg); } ::-webkit-scrollbar-thumb { background:var(--orange2); border-radius:2px; }

/* ========== SPLASH ========== */
.splash-screen { display:flex; flex-direction:column; align-items:center; justify-content:center; min-height:100vh; gap:24px; background:var(--bg); }
.splash-logo { width:100px; height:100px; animation: pulse 2s infinite; filter: drop-shadow(0 0 30px var(--orange-glow)); }
@keyframes pulse { 0%,100% { transform:scale(1); } 50% { transform:scale(1.08); } }
.spinner { width:36px; height:36px; border:3px solid var(--border); border-top-color:var(--orange); border-radius:50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ========== AUTH ========== */
.auth-container { display:flex; align-items:center; justify-content:center; min-height:100vh; padding:20px; background: radial-gradient(ellipse at top, #1a1a2e 0%, var(--bg) 70%); }
.auth-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r3); padding:44px 36px; width:100%; max-width:440px; box-shadow:var(--shadow-lg); position:relative; overflow:hidden; }
.auth-card::before { content:''; position:absolute; top:-50%; right:-50%; width:200px; height:200px; background:var(--orange); opacity:0.03; border-radius:50%; }
.auth-logo { text-align:center; margin-bottom:28px; position:relative; z-index:1; }
.logo-img { width:72px; height:72px; margin-bottom:12px; filter: drop-shadow(0 0 20px var(--orange-glow)); }
.logo-placeholder { font-size:72px; margin-bottom:12px; }
.auth-logo h1 { font-size:32px; font-weight:800; letter-spacing:-1px; }
.auth-logo h1 span { background:var(--gradient); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.auth-logo p { color:var(--text3); font-size:14px; margin-top:4px; }
.auth-link { text-align:center; margin-top:20px; color:var(--text3); font-size:14px; }
.auth-link a { color:var(--orange); text-decoration:none; font-weight:600; }

/* ========== BUTTONS ========== */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:13px 22px; border-radius:var(--r); font-weight:600; font-size:14px; cursor:pointer; border:none; transition:all .25s; width:100%; font-family:inherit; letter-spacing:0.2px; }
.btn-primary { background:var(--gradient); color:#fff; box-shadow:var(--shadow-orange); }
.btn-primary:hover { transform:translateY(-1px); box-shadow:0 6px 30px rgba(255,107,0,0.35); }
.btn-outline { background:transparent; border:1px solid var(--border2); color:var(--text); }
.btn-outline:hover { border-color:var(--orange); background:rgba(255,107,0,0.05); }
.btn-tg { background:#2AABEE; color:#fff; font-weight:600; }
.btn-tg:hover { background:#2299d6; box-shadow:0 4px 20px rgba(42,171,238,0.3); }
.btn-block { width:100%; }
.btn-icon { width:38px; height:38px; border-radius:50%; background:var(--card2); border:1px solid var(--border2); cursor:pointer; font-size:18px; display:flex; align-items:center; justify-content:center; transition:.25s; }
.btn-icon:hover { background:var(--hover); }

/* ========== INPUTS ========== */
input, textarea { width:100%; padding:13px 16px; background:var(--bg2); border:1px solid var(--border); border-radius:var(--r); color:var(--text); font-size:14px; margin-bottom:14px; outline:none; transition:.3s; font-family:inherit; }
input:focus, textarea:focus { border-color:var(--orange); box-shadow:0 0 0 3px rgba(255,107,0,0.1); }
input::placeholder, textarea::placeholder { color:var(--text3); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.form-error { color:var(--red); font-size:13px; margin-bottom:10px; display:none; }
.checkbox-label { display:flex; align-items:center; gap:8px; font-size:13px; color:var(--text3); margin-bottom:14px; cursor:pointer; }
.checkbox-label input { width:auto; margin:0; accent-color:var(--orange); }
.checkbox-label a { color:var(--orange); text-decoration:none; }
.divider { display:flex; align-items:center; gap:14px; margin:20px 0; color:var(--text3); font-size:13px; }
.divider::before, .divider::after { content:''; flex:1; height:1px; background:var(--border); }

/* ========== DASHBOARD ========== */
.dashboard { display:flex; min-height:100vh; }
.sidebar { width:250px; background:var(--bg2); border-right:1px solid var(--border); position:fixed; top:0; left:0; bottom:0; z-index:100; display:flex; flex-direction:column; transition:.3s; }
.sidebar-header { padding:18px 20px; display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid var(--border); }
.sidebar-logo { display:flex; align-items:center; gap:10px; font-weight:700; font-size:17px; letter-spacing:-0.5px; }
.sidebar-logo-img { width:30px; height:30px; }
.sidebar-close { display:none; background:none; border:none; color:var(--text); font-size:20px; cursor:pointer; }
.sidebar-nav { flex:1; padding:10px; }
.nav-item { display:flex; align-items:center; gap:10px; padding:11px 16px; border-radius:var(--r); color:var(--text2); text-decoration:none; font-size:14px; cursor:pointer; transition:.2s; margin-bottom:2px; font-weight:500; }
.nav-item:hover { background:var(--hover); color:var(--text); }
.nav-item.active { background:var(--orange-glow); color:var(--orange); font-weight:600; }
.admin-only { display:none; }
.sidebar-footer { padding:14px 18px; border-top:1px solid var(--border); }
.user-mini { display:flex; align-items:center; gap:10px; }
.user-avatar { width:38px; height:38px; background:var(--card2); border:2px solid var(--border2); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:18px; }
.user-mini-name { font-weight:600; font-size:13px; }
.user-mini-id { font-size:11px; color:var(--text3); }

.main-content { flex:1; margin-left:250px; min-height:100vh; background:var(--bg); }
.topbar { background:var(--bg2); border-bottom:1px solid var(--border); padding:14px 24px; display:flex; align-items:center; justify-content:space-between; position:sticky; top:0; z-index:50; backdrop-filter:blur(10px); }
.menu-toggle { display:none; background:none; border:none; color:var(--text); font-size:24px; cursor:pointer; }
.topbar-title { font-weight:700; font-size:19px; letter-spacing:-0.5px; }
.topbar-actions { display:flex; align-items:center; gap:12px; }
.balance-badge { background:var(--card2); border:1px solid var(--border2); padding:7px 16px; border-radius:50px; font-size:13px; font-weight:600; }
.sidebar-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.6); z-index:99; }

/* ========== TABS ========== */
.tab-content { display:none; padding:28px; animation: fadeIn .3s; }
.tab-content.active { display:block; }
@keyframes fadeIn { from { opacity:0; transform:translateY(6px); } to { opacity:1; transform:translateY(0); } }

/* ========== STATS ========== */
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:28px; }
.stat-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:22px; display:flex; align-items:center; gap:16px; transition:.3s; position:relative; overflow:hidden; }
.stat-card:hover { border-color:var(--border2); transform:translateY(-2px); box-shadow:var(--shadow); }
.stat-card::after { content:''; position:absolute; top:0; right:0; width:60px; height:60px; background:var(--orange); opacity:0.03; border-radius:0 0 0 60px; }
.stat-icon { font-size:30px; width:52px; height:52px; background:var(--orange-glow); border-radius:var(--r); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.stat-label { font-size:11px; color:var(--text3); text-transform:uppercase; letter-spacing:0.5px; margin-bottom:2px; }
.stat-value { font-size:22px; font-weight:700; color:var(--orange); }

.quick-actions { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:24px; }
.quick-actions h3 { margin-bottom:16px; font-size:16px; font-weight:600; }
.action-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.action-btn { padding:14px; border-radius:var(--r); border:none; font-weight:600; font-size:13px; cursor:pointer; transition:.25s; }
.action-btn.primary { background:var(--gradient); color:#fff; }
.action-btn.primary:hover { box-shadow:var(--shadow-orange); }
.action-btn.secondary { background:rgba(0,230,118,0.1); color:var(--green); border:1px solid rgba(0,230,118,0.3); }
.action-btn.secondary:hover { background:rgba(0,230,118,0.15); }
.action-btn.outline { background:transparent; border:1px solid var(--border2); color:var(--text); }
.action-btn.outline:hover { border-color:var(--text3); }

/* ========== SERVERS ========== */
.server-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:22px; margin-bottom:14px; transition:.3s; }
.server-card:hover { border-color:var(--border2); }
.server-card.active { border-left:3px solid var(--green); }
.server-card.expired { border-left:3px solid var(--red); }
.server-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; }
.server-header h3 { font-size:16px; font-weight:600; }
.status-badge { padding:5px 14px; border-radius:50px; font-size:11px; font-weight:600; letter-spacing:0.3px; }
.status-badge.active { background:rgba(0,230,118,0.15); color:var(--green); }
.status-badge.expired { background:rgba(255,23,68,0.15); color:var(--red); }
.server-details { display:grid; grid-template-columns:1fr 1fr; gap:8px; margin-bottom:16px; }
.detail { display:flex; justify-content:space-between; font-size:13px; padding:7px 0; border-bottom:1px solid var(--border); color:var(--text2); }
.detail span:last-child { font-weight:600; color:var(--text); }
.server-actions { display:flex; gap:8px; }

/* ========== COUNTRIES FLAGS ========== */
.countries-section { margin-bottom:28px; }
.countries-section h3 { font-size:16px; margin-bottom:14px; display:flex; align-items:center; gap:8px; }
.countries-grid { display:flex; gap:12px; flex-wrap:wrap; }
.country-flag { background:var(--card); border:1px solid var(--border); border-radius:var(--r); padding:12px 18px; display:flex; align-items:center; gap:10px; font-size:14px; font-weight:500; transition:.3s; }
.country-flag:hover { border-color:var(--orange); background:var(--card2); }
.country-flag .flag { font-size:24px; }

/* ========== PRICING ========== */
.pricing-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.plan-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r3); padding:28px; cursor:pointer; transition:.3s; position:relative; }
.plan-card:hover { border-color:var(--orange); transform:translateY(-3px); box-shadow:var(--shadow); }
.plan-card.popular { border-color:var(--orange); background:linear-gradient(180deg, rgba(255,107,0,0.08) 0%, var(--card) 100%); }
.plan-badge { position:absolute; top:-11px; left:50%; transform:translateX(-50%); background:var(--gradient); padding:4px 16px; border-radius:50px; font-size:11px; font-weight:600; letter-spacing:0.3px; box-shadow:var(--shadow-orange); }
.plan-name { font-size:17px; font-weight:700; margin-bottom:10px; }
.plan-price { font-size:30px; font-weight:800; color:var(--orange); margin-bottom:2px; }
.plan-period { font-size:12px; color:var(--text3); margin-bottom:16px; }
.plan-specs { margin-bottom:18px; }
.spec-item { display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid var(--border); font-size:13px; color:var(--text2); }

/* ========== PROFILE ========== */
.profile-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:28px; max-width:520px; }
.profile-header { display:flex; align-items:center; gap:18px; margin-bottom:24px; }
.profile-avatar { width:64px; height:64px; background:var(--orange-glow); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:30px; border:2px solid var(--border2); }
.profile-details { margin-bottom:24px; }
.detail-row { display:flex; justify-content:space-between; padding:11px 0; border-bottom:1px solid var(--border); font-size:13px; color:var(--text2); }
.detail-row span:last-child { font-weight:600; color:var(--text); }

/* ========== REFERRAL ========== */
.referral-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:28px; max-width:520px; }
.referral-card p { margin-bottom:18px; color:var(--text2); font-size:14px; line-height:1.6; }
.ref-stats { display:flex; gap:40px; margin-bottom:18px; font-size:14px; }
.ref-link-box { display:flex; gap:10px; }
.ref-link-box input { margin:0; background:var(--bg2); }

/* ========== ADMIN ========== */
.admin-stats { margin-bottom:18px; padding:18px; background:var(--card); border-radius:var(--r); font-size:15px; }
.admin-actions { display:flex; gap:10px; margin-bottom:18px; flex-wrap:wrap; }
.admin-actions .btn { width:auto; }

/* ========== SUPPORT ========== */
.support-card { background:var(--card); border:1px solid var(--border); border-radius:var(--r2); padding:24px; margin-bottom:18px; max-width:520px; }

/* ========== MODAL ========== */
.modal { display:none; position:fixed; inset:0; background:rgba(0,0,0,.85); z-index:1000; align-items:center; justify-content:center; padding:20px; backdrop-filter:blur(4px); }
.modal.open { display:flex; }
.modal-content { background:var(--card); border:1px solid var(--border); border-radius:var(--r3); max-width:520px; width:100%; max-height:80vh; overflow-y:auto; box-shadow:var(--shadow-lg); }
.modal-header { padding:18px 24px; border-bottom:1px solid var(--border); display:flex; justify-content:space-between; align-items:center; }
.modal-close { background:none; border:none; color:var(--text); font-size:22px; cursor:pointer; }
.modal-body { padding:24px; color:var(--text2); font-size:13px; line-height:1.7; }
.modal-footer { padding:14px 24px; border-top:1px solid var(--border); display:flex; justify-content:flex-end; }

/* ========== TOAST ========== */
.toast-container { position:fixed; top:18px; right:18px; z-index:10000; }
.toast { background:var(--green); color:#000; padding:13px 20px; border-radius:var(--r); margin-bottom:8px; font-weight:600; font-size:13px; animation: slideIn .3s; box-shadow:var(--shadow); }
.toast.error { background:var(--red); color:#fff; }
@keyframes slideIn { from { transform:translateX(100%); opacity:0; } to { transform:translateX(0); opacity:1; } }

/* ========== LOADING ========== */
.loading { text-align:center; padding:40px; color:var(--text3); }

/* ========== MOBILE ========== */
@media (max-width:768px) {
    .sidebar { transform:translateX(-100%); }
    .sidebar.open { transform:translateX(0); }
    .sidebar-close { display:block; }
    .sidebar-overlay.open { display:block; }
    .main-content { margin-left:0; }
    .menu-toggle { display:block; }
    .stats-grid { grid-template-columns:1fr 1fr; }
    .pricing-grid { grid-template-columns:1fr; }
    .action-grid { grid-template-columns:1fr; }
    .form-row { grid-template-columns:1fr; }
    .countries-grid { justify-content:center; }
    .auth-card { padding:32px 24px; }
}