:root {
    --bg-darkest: #1e1f22;
    --bg-sidebar: #2b2d31;
    --bg-card: #313338;
    --bg-hover: #3f4147;
    --bg-active: #404249;
    --text-main: #f2f3f5;
    --text-muted: #b5bac1;
    --primary: #5865F2;
    --primary-hover: #4752c4;
    --success: #23a559;
    --warning: #f0b232;
    --danger: #da373c;
    --info: #00a8fc;
    --border-color: rgba(255,255,255,0.06);
}
* { margin:0; padding:0; box-sizing:border-box; }
body { background:var(--bg-darkest); color:var(--text-main); font-family:'Inter',sans-serif; font-size:15px; }

/* LOGIN */
.login-wrapper { display:flex; align-items:center; justify-content:center; min-height:100vh; background:linear-gradient(135deg,#1a1b1e 0%,#2b2d31 50%,#1e1f22 100%); }
.login-box { background:var(--bg-card); border:1px solid var(--border-color); border-radius:16px; padding:48px 40px; width:400px; max-width:90vw; box-shadow:0 24px 48px rgba(0,0,0,0.4); }
.login-logo { width:56px; height:56px; background:linear-gradient(135deg,var(--primary),#8b5cf6); border-radius:16px; display:flex; align-items:center; justify-content:center; font-size:1.6rem; margin:0 auto 24px; box-shadow:0 8px 24px rgba(88,101,242,0.4); }
.login-title { text-align:center; font-size:1.5rem; font-weight:700; margin-bottom:8px; }
.login-sub { text-align:center; color:var(--text-muted); font-size:0.9rem; margin-bottom:32px; }
.form-group { margin-bottom:20px; }
.form-group label { display:block; font-size:0.85rem; font-weight:600; color:var(--text-muted); margin-bottom:8px; text-transform:uppercase; letter-spacing:0.05em; }
.form-group input { width:100%; padding:12px 16px; background:var(--bg-darkest); border:1px solid var(--border-color); border-radius:8px; color:var(--text-main); font-size:1rem; font-family:'Inter',sans-serif; outline:none; transition:border-color 0.2s; }
.form-group input:focus { border-color:var(--primary); }
.login-btn { width:100%; padding:12px; background:var(--primary); color:#fff; border:none; border-radius:8px; font-size:1rem; font-weight:600; cursor:pointer; transition:background 0.2s; font-family:'Inter',sans-serif; }
.login-btn:hover { background:var(--primary-hover); }
.login-error { background:rgba(218,55,60,0.15); border:1px solid rgba(218,55,60,0.3); color:var(--danger); padding:12px; border-radius:8px; margin-bottom:20px; font-size:0.9rem; text-align:center; }

/* DASHBOARD LAYOUT */
.app-layout { display:flex; height:100vh; overflow:hidden; }
.sidebar { width:260px; background:var(--bg-sidebar); display:flex; flex-direction:column; border-right:1px solid var(--border-color); flex-shrink:0; transition:transform 0.3s; z-index:100; }
.sidebar-header { padding:24px 20px; border-bottom:1px solid var(--border-color); display:flex; align-items:center; gap:12px; }
.sidebar-logo { width:32px; height:32px; background:linear-gradient(135deg,var(--primary),#8b5cf6); border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:1.2rem; box-shadow:0 4px 10px rgba(88,101,242,0.4); }
.sidebar-title { font-weight:700; font-size:1.1rem; }
.nav-items { padding:12px; display:flex; flex-direction:column; gap:4px; flex-grow:1; }
.nav-item { display:flex; align-items:center; gap:12px; padding:10px 12px; border-radius:6px; color:var(--text-muted); font-weight:500; transition:all 0.2s; cursor:pointer; }
.nav-item:hover { background:var(--bg-hover); color:var(--text-main); }
.nav-item.active { background:var(--bg-active); color:var(--text-main); box-shadow:inset 3px 0 0 var(--primary); }
.sidebar-footer { padding:16px 20px; font-size:0.8rem; color:var(--text-muted); text-align:center; border-top:1px solid var(--border-color); }

/* MAIN */
.main-content { flex-grow:1; display:flex; flex-direction:column; overflow:hidden; }
.topbar { height:60px; background:var(--bg-sidebar); border-bottom:1px solid var(--border-color); display:flex; align-items:center; justify-content:space-between; padding:0 24px; gap:16px; z-index:10; flex-shrink:0; }
.topbar-left { display:flex; align-items:center; gap:16px; }
.topbar-right { display:flex; align-items:center; gap:12px; }
.hamburger { display:none; background:none; border:none; color:var(--text-main); font-size:1.4rem; cursor:pointer; padding:4px; }
#page-title { font-size:1.2rem; font-weight:600; white-space:nowrap; }
.search-box { display:flex; align-items:center; background:var(--bg-darkest); border:1px solid var(--border-color); border-radius:6px; padding:0 12px; }
.search-box i { color:var(--text-muted); font-size:0.9rem; }
.search-box input { background:none; border:none; color:var(--text-main); padding:8px; font-size:0.9rem; outline:none; width:180px; font-family:'Inter',sans-serif; }
.time-filter { background:var(--bg-darkest); border:1px solid var(--border-color); border-radius:6px; color:var(--text-main); padding:8px 12px; font-size:0.85rem; outline:none; cursor:pointer; font-family:'Inter',sans-serif; }
.time-filter option { background:var(--bg-card); }
.status-container { display:flex; align-items:center; gap:8px; background:rgba(35,165,89,0.1); padding:6px 12px; border-radius:20px; border:1px solid rgba(35,165,89,0.2); }
.status-container.disconnected { background:rgba(218,55,60,0.1); border-color:rgba(218,55,60,0.2); }
.status-container.disconnected .pulse-dot { background:var(--danger); box-shadow:none; }
.status-container.disconnected .status-text { color:var(--danger); }
.pulse-dot { width:8px; height:8px; background:var(--success); border-radius:50%; animation:pulse 2s infinite; }
@keyframes pulse { 0%{transform:scale(.95);box-shadow:0 0 0 0 rgba(35,165,89,.7)} 70%{transform:scale(1);box-shadow:0 0 0 6px rgba(35,165,89,0)} 100%{transform:scale(.95);box-shadow:0 0 0 0 rgba(35,165,89,0)} }
.status-text { color:var(--success); font-size:0.8rem; font-weight:600; white-space:nowrap; }
.logout-btn { background:rgba(218,55,60,0.15); border:1px solid rgba(218,55,60,0.3); color:var(--danger); padding:6px 14px; border-radius:6px; font-size:0.85rem; cursor:pointer; font-weight:600; transition:all 0.2s; font-family:'Inter',sans-serif; }
.logout-btn:hover { background:rgba(218,55,60,0.3); }

/* CONTENT */
.content-scroll { padding:24px; overflow-y:auto; height:calc(100vh - 60px); scrollbar-width:thin; scrollbar-color:var(--bg-active) var(--bg-darkest); }
.content-scroll::-webkit-scrollbar { width:8px; }
.content-scroll::-webkit-scrollbar-track { background:var(--bg-darkest); }
.content-scroll::-webkit-scrollbar-thumb { background:var(--bg-active); border-radius:4px; }

/* STATS */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card { background:var(--bg-card); border-radius:12px; padding:18px; border:1px solid var(--border-color); position:relative; overflow:hidden; transition:transform 0.3s,box-shadow 0.3s; }
.stat-card:hover { transform:translateY(-3px); box-shadow:0 10px 25px rgba(0,0,0,0.3); }
.stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; }
.stat-card.total::before { background:var(--primary); }
.stat-card.req::before { background:var(--info); }
.stat-card.err::before { background:var(--danger); }
.stat-card.file::before { background:var(--warning); }
.stat-card.sys::before { background:#8b5cf6; }
.stat-title { color:var(--text-muted); font-size:0.8rem; font-weight:600; text-transform:uppercase; letter-spacing:0.05em; margin-bottom:6px; display:flex; align-items:center; gap:6px; }
.stat-number { font-size:1.8rem; font-weight:700; }
.stat-sub { font-size:0.75rem; color:var(--text-muted); margin-top:4px; }

/* PROGRESS BAR */
.progress-bar { height:6px; background:var(--bg-darkest); border-radius:3px; margin-top:8px; overflow:hidden; }
.progress-fill { height:100%; border-radius:3px; transition:width 0.6s ease; }
.progress-fill.cpu { background:linear-gradient(90deg,var(--success),var(--warning)); }
.progress-fill.ram { background:linear-gradient(90deg,var(--info),var(--primary)); }

/* LOG LIST */
.log-section-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; flex-wrap:wrap; gap:8px; }
.log-list { display:flex; flex-direction:column; gap:10px; }
.log-item { background:var(--bg-card); border-radius:8px; border:1px solid var(--border-color); padding:14px; transition:all 0.2s; animation:slideUp 0.3s ease-out; cursor:pointer; }
.log-item:hover { background:var(--bg-hover); border-color:rgba(255,255,255,0.1); }
.log-item.new-log { border-left:3px solid var(--success); }
@keyframes slideUp { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
.log-header { display:flex; align-items:center; gap:12px; flex-wrap:wrap; }
.log-time { color:var(--text-muted); font-size:0.8rem; font-family:'JetBrains Mono',monospace; display:flex; flex-direction:column; min-width:70px; }
.badge-type { padding:3px 8px; border-radius:10px; font-size:0.7rem; font-weight:700; text-transform:uppercase; letter-spacing:0.05em; display:flex; align-items:center; gap:4px; white-space:nowrap; }
.type-request { background:rgba(0,168,252,0.15); color:var(--info); border:1px solid rgba(0,168,252,0.3); }
.type-error { background:rgba(218,55,60,0.15); color:var(--danger); border:1px solid rgba(218,55,60,0.3); }
.type-change { background:rgba(240,178,50,0.15); color:var(--warning); border:1px solid rgba(240,178,50,0.3); }
.log-message { font-size:0.95rem; font-weight:500; flex-grow:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.log-status { font-family:'JetBrains Mono',monospace; font-weight:600; padding:3px 8px; border-radius:6px; background:rgba(255,255,255,0.05); font-size:0.8rem; white-space:nowrap; }
.status-success { color:var(--success); }
.status-fail { color:var(--danger); }

/* PAGINATION */
.pagination { display:flex; align-items:center; justify-content:center; gap:8px; margin-top:24px; flex-wrap:wrap; }
.page-btn { background:var(--bg-card); border:1px solid var(--border-color); color:var(--text-muted); padding:8px 14px; border-radius:6px; cursor:pointer; font-size:0.85rem; font-weight:500; transition:all 0.2s; font-family:'Inter',sans-serif; }
.page-btn:hover { background:var(--bg-hover); color:var(--text-main); }
.page-btn.active { background:var(--primary); color:#fff; border-color:var(--primary); }
.page-btn:disabled { opacity:0.4; cursor:not-allowed; }
.page-info { color:var(--text-muted); font-size:0.85rem; }

/* MODAL */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.7); display:none; align-items:center; justify-content:center; z-index:200; backdrop-filter:blur(4px); }
.modal-overlay.show { display:flex; }
.modal-box { background:var(--bg-card); border:1px solid var(--border-color); border-radius:12px; width:700px; max-width:90vw; max-height:80vh; display:flex; flex-direction:column; box-shadow:0 24px 48px rgba(0,0,0,0.5); animation:modalIn 0.2s ease; }
@keyframes modalIn { from{opacity:0;transform:scale(0.95)} to{opacity:1;transform:scale(1)} }
.modal-header { padding:20px 24px; border-bottom:1px solid var(--border-color); display:flex; align-items:center; justify-content:space-between; }
.modal-header h3 { font-size:1.1rem; font-weight:600; }
.modal-close { background:none; border:none; color:var(--text-muted); font-size:1.4rem; cursor:pointer; padding:4px; transition:color 0.2s; }
.modal-close:hover { color:var(--text-main); }
.modal-body { padding:24px; overflow-y:auto; flex-grow:1; }
.detail-row { display:flex; gap:12px; margin-bottom:12px; align-items:flex-start; }
.detail-label { color:var(--text-muted); font-size:0.85rem; font-weight:600; min-width:120px; text-transform:uppercase; letter-spacing:0.03em; }
.detail-value { color:var(--text-main); font-size:0.9rem; word-break:break-all; }
.detail-json { background:rgba(0,0,0,0.3); border:1px solid rgba(0,0,0,0.5); border-radius:8px; padding:16px; font-family:'JetBrains Mono',monospace; font-size:0.8rem; color:var(--text-muted); white-space:pre-wrap; word-wrap:break-word; overflow-x:auto; margin-top:12px; }

/* LOADER */
.loader { text-align:center; padding:40px; color:var(--text-muted); }
@keyframes spin { 100%{transform:rotate(360deg)} }
.spin { animation:spin 1s infinite linear; }

/* TOAST */
.toast-container { position:fixed; top:80px; right:24px; z-index:300; display:flex; flex-direction:column; gap:8px; }
.toast { background:var(--bg-card); border:1px solid var(--border-color); border-left:3px solid var(--success); padding:12px 16px; border-radius:8px; font-size:0.85rem; box-shadow:0 8px 24px rgba(0,0,0,0.3); animation:slideIn 0.3s ease; max-width:320px; }
@keyframes slideIn { from{opacity:0;transform:translateX(100px)} to{opacity:1;transform:translateX(0)} }

/* RESPONSIVE */
@media(max-width:768px) {
    .sidebar { position:fixed; left:0; top:0; bottom:0; transform:translateX(-100%); }
    .sidebar.open { transform:translateX(0); }
    .sidebar-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.5); z-index:99; display:none; }
    .sidebar-overlay.show { display:block; }
    .hamburger { display:block; }
    .search-box input { width:120px; }
    .stats-grid { grid-template-columns:repeat(2,1fr); }
    .topbar { padding:0 12px; }
    .content-scroll { padding:16px; }
    .log-header { gap:8px; }
    .log-message { font-size:0.85rem; }
    .modal-box { width:95vw; }
}
@media(max-width:480px) {
    .stats-grid { grid-template-columns:1fr; }
    .search-box { display:none; }
}