:root {
  /* TEMA WARNA LOGO: Navy, Gold, Silver */
  --navy-dark: #030811;
  --navy-base: #07152b;
  --navy-light: #12284c;
  
  --gold-light: #fce17a;
  --gold-base: #d4af37;
  --gold-dark: #8c6a14;
  
  --silver-light: #ffffff;
  --silver-base: #d4d4d4;
  --silver-dark: #8a8a8a;

  /* Fungsionalitas UI */
  --ink: var(--silver-light);
  --muted: var(--silver-dark);
  --line: var(--navy-light);
  --surface: var(--navy-base);
  --page: var(--navy-dark);
  
  /* Status Color */
  --active: #10b981;
  --active-bg: rgba(16, 185, 129, 0.15);
  --disabled: var(--gold-base);
  --disabled-bg: rgba(212, 175, 55, 0.15);
  --blocked: #ef4444;
  --blocked-bg: rgba(239, 68, 68, 0.15);
  --removed: #64748b;
  --removed-bg: rgba(100, 116, 139, 0.15);
  
  --shadow: 0 15px 40px rgba(0, 0, 0, 0.7);
  --radius: 16px;

  /* Efek Metalik & Glossy */
  --gold-gradient: linear-gradient(to bottom, #fde48e 0%, #d5a538 40%, #b3821a 60%, #e2b94a 100%);
  --silver-gradient: linear-gradient(to bottom, #ffffff 0%, #d4d4d4 40%, #a2a2a2 60%, #cecece 100%);
  --navy-gradient: linear-gradient(145deg, #12284c 0%, #07152b 50%, #030811 100%);
  --glossy-overlay: linear-gradient(to bottom, rgba(255,255,255,0.15) 0%, rgba(255,255,255,0) 40%);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }

body {
  font-family: Inter, "Segoe UI", sans-serif;
  font-size: 13px;
  color: var(--ink);
  background: var(--navy-dark);
  background-image: radial-gradient(circle at 50% 0%, #0c2041 0%, var(--navy-dark) 60%);
  overflow-x: hidden;
}

button, input, select { font: inherit; }
button { cursor: pointer; border: none; }
button:disabled { cursor: not-allowed; opacity: 0.65; }
h1, h2, p { margin-top: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Pengelompokan Tipografi Emboss (Montserrat & Kapital) */
h1, h2, .brand strong, .eyebrow, .button, .detail-label {
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 6px;
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  font-weight: 900;
  letter-spacing: 0.5px;
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,0.9));
}

h2 { margin-bottom: 0; font-size: 1.1rem; font-weight: 800; color: var(--silver-light); }

/* Layout & Base Views */
.app-shell, .auth-view, .dashboard-view { min-height: 100vh; }
.auth-view { display: grid; place-items: center; padding: 16px; }

/* Struktur Panel & Card (3D Emboss Glossy) */
.auth-panel, .device-section, .modal, .summary-card {
  background: var(--navy-gradient);
  border: 2px solid var(--gold-base);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  box-shadow:
    inset 0 2px 4px rgba(255, 255, 255, 0.2),
    inset 0 -3px 6px rgba(0, 0, 0, 0.6),
    0 15px 40px rgba(0, 0, 0, 0.8),
    0 0 0 1px #453406;
}

.auth-panel::after, .device-section::after, .modal::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--glossy-overlay);
  pointer-events: none;
}

/* Dimensi Spesifik Panel Utama */
.auth-panel { width: min(100%, 400px); padding: 28px 24px; }
.device-section { margin-top: 24px; padding: 18px; }
.modal { width: min(100%, 460px); padding: 24px; }
.summary-card { padding: 14px; min-height: 84px; display: flex; align-items: center; gap: 12px; }

/* Ikon & Masking */
.brand-mark, .brand-icon, .summary-icon, .modal-icon {
  display: grid; place-items: center; border-radius: 12px;
}

.brand-mark {
  width: 54px; height: 54px; color: var(--navy-dark);
  background: var(--gold-gradient);
  box-shadow: inset 0 2px 4px rgba(255,255,255,0.6), inset 0 -2px 4px rgba(0,0,0,0.5), 0 4px 10px rgba(0,0,0,0.6);
}

.brand-mark svg, .brand-icon svg, .modal-icon svg { width: 24px; height: 24px; }
.summary-icon { width: 40px; height: 40px; border: 1px solid rgba(255,255,255,0.1); }
.summary-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.summary-active .summary-icon { color: var(--active); background: var(--active-bg); }
.summary-disabled .summary-icon { color: var(--disabled); background: var(--disabled-bg); }
.summary-blocked .summary-icon { color: var(--blocked); background: var(--blocked-bg); }
.summary-removed .summary-icon { color: var(--removed); background: var(--removed-bg); }

.modal-icon { width: 48px; height: 48px; color: var(--blocked); background: var(--blocked-bg); border: 1px solid rgba(239, 68, 68, 0.4); }
.modal-icon.is-warning { color: var(--disabled); background: var(--disabled-bg); border-color: rgba(212, 175, 55, 0.4); }
.modal-icon.is-success { color: var(--active); background: var(--active-bg); border-color: rgba(16, 185, 129, 0.4); }

/* Teks Deskriptif */
.eyebrow {
  margin: 14px 0 6px;
  font-size: 0.75rem; font-weight: 900; letter-spacing: 0.12em;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 2px rgba(0,0,0,0.8));
}

.auth-description, .hero p { color: var(--silver-base); line-height: 1.5; font-size: 0.85rem; }
.auth-footnote { color: var(--silver-base); line-height: 1.5; font-size: 0.75rem; margin: 16px 0 0; text-align: center; }

/* Form & Input Fields */
.field { display: grid; gap: 6px; margin-top: 14px; color: var(--silver-base); font-size: 0.85rem; font-weight: 700; }
.field input, .search-field input, .filter-field select {
  width: 100%; min-height: 42px;
  border: 1px solid var(--line); border-radius: 12px;
  color: var(--silver-light);
  background: rgba(0, 0, 0, 0.4); outline: none; font-size: 0.85rem;
  box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.6);
}

.field input, .filter-field select { padding: 0 14px; }
.search-field input { padding: 0 14px 0 36px; }

.field input:focus, .search-field input:focus, .filter-field select:focus {
  border-color: var(--gold-base);
  box-shadow: 0 0 8px rgba(212, 175, 55, 0.4), inset 0 2px 5px rgba(0,0,0,0.6);
}

/* Pesan Peringatan */
.message, .dashboard-message, .modal-error { min-height: 20px; margin: 12px 0; color: var(--blocked); font-weight: 700; font-size: 0.85rem; }
.message.is-info { color: var(--gold-light); }

/* Tombol Interaktif */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 40px; border-radius: 10px; padding: 0 14px;
  font-weight: 800; font-size: 0.85rem; letter-spacing: 0.5px;
  position: relative; overflow: hidden;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5), inset 0 2px 4px rgba(255,255,255,0.3), inset 0 -2px 5px rgba(0,0,0,0.4);
}

.button::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 50%;
  background: rgba(255, 255, 255, 0.15); pointer-events: none;
}

.button svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.button-full { width: 100%; }

/* Variasi Warna Tombol */
.button-primary { color: var(--navy-dark); background: var(--gold-gradient); border: 1px solid var(--gold-light); }
.button-ghost { color: var(--silver-light); background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2); }
.button-secondary { color: var(--silver-light); background: var(--navy-light); border: 1px solid var(--navy-light); }
.button-danger { color: white; background: linear-gradient(to bottom, #ef4444, #b91c1c); border: 1px solid #f87171; }
.button-warning { color: var(--navy-dark); background: var(--gold-gradient); border: 1px solid var(--gold-light); }
.button-success { color: white; background: linear-gradient(to bottom, #10b981, #059669); border: 1px solid #34d399; }

/* Dashboard - Topbar */
.topbar {
  position: sticky; top: 0; z-index: 20; color: white;
  background: var(--navy-base);
  border-bottom: 2px solid var(--gold-base);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.8), inset 0 1px 2px rgba(255,255,255,0.1);
}

.topbar-inner, .dashboard-content { width: min(1180px, calc(100% - 24px)); margin: 0 auto; }
.topbar-inner { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }

/* Dashboard - Identitas & Admin */
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.brand-icon { width: 38px; height: 38px; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255,255,255,0.1); }
.brand strong { font-size: 0.95rem; background: var(--silver-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.brand small { display: block; color: var(--gold-base); font-weight: 700; font-size: 0.75rem; }

.admin-account { display: flex; align-items: center; gap: 10px; }
.admin-email { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.8rem; color: var(--silver-base); }

/* Dashboard - Hero Section */
.dashboard-content { padding: 24px 0 48px; }
.hero, .section-heading { display: flex; align-items: end; justify-content: space-between; gap: 14px; }
.hero { margin-bottom: 20px; }
.hero .eyebrow { margin-top: 0; }

.connection-status {
  display: inline-flex; align-items: center; gap: 6px; min-height: 34px; border-radius: 999px; padding: 0 12px;
  background: rgba(0,0,0,0.4); border: 1px solid var(--line); color: var(--silver-light);
  font-size: 0.75rem; font-weight: 800; box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
}
.connection-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--disabled); box-shadow: 0 0 5px currentColor; }
.connection-status.is-live .connection-dot { background: var(--active); }
.connection-status.is-error .connection-dot { background: var(--blocked); }

/* List Summary Header */
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.summary-label { display: block; color: var(--silver-base); font-size: 0.75rem; font-weight: 700; }
.summary-card strong { display: block; margin-top: 2px; font-size: 1.4rem; color: var(--silver-light); }

.device-total { color: var(--gold-base); font-weight: 800; font-size: 0.85rem; text-transform: uppercase; }
.filters { display: grid; grid-template-columns: 1fr 180px; gap: 10px; margin: 16px 0 8px; }
.search-field { position: relative; display: block; }
.search-field svg { position: absolute; left: 12px; top: 13px; width: 16px; height: 16px; fill: none; stroke: var(--silver-dark); stroke-width: 2; }

.device-list { display: grid; gap: 12px; margin-top: 12px; }
.list-state { display: grid; justify-items: center; gap: 8px; padding: 32px 12px; color: var(--silver-dark); text-align: center; font-size: 0.85rem; }

/* Item Perangkat Terdaftar */
.device-card {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(170px, auto); gap: 14px; padding: 16px;
  background: rgba(12, 32, 65, 0.6); border: 1px solid var(--line); border-radius: 16px;
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.05), 0 4px 10px rgba(0,0,0,0.4);
}
.device-details { min-width: 0; display: grid; gap: 8px; }
.device-detail { display: grid; grid-template-columns: minmax(110px, 130px) minmax(0, 1fr); gap: 8px; align-items: start; line-height: 1.4; }
.detail-label { color: var(--gold-base); font-size: .75rem; font-weight: 700; }
.detail-value { min-width: 0; color: var(--silver-light); font-size: .8rem; font-weight: 600; overflow-wrap: anywhere; }
.device-detail .device-id { margin: 0; font-size: .8rem; font-weight: 750; }
.device-session { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .7rem; font-weight: 600; color: var(--silver-base); }
.device-last-seen { margin: 2px 0 0; color: var(--muted); font-size: .7rem; line-height: 1.4; }
.device-side { display: grid; justify-items: end; align-content: start; gap: 10px; }

/* Status Badges */
.status-badge {
  display: inline-flex; align-items: center; min-height: 24px; border-radius: 999px; padding: 0 10px; font-size: 0.7rem; font-weight: 800;
  box-shadow: inset 0 1px 2px rgba(255,255,255,0.2), inset 0 -1px 2px rgba(0,0,0,0.4);
  text-shadow: 0 1px 2px rgba(0,0,0,0.5); border: 1px solid rgba(255,255,255,0.1);
}
.status-ACTIVE { color: #fff; background: linear-gradient(to bottom, #10b981, #059669); }
.status-DISABLED { color: var(--navy-dark); background: var(--gold-gradient); }
.status-BLOCKED { color: #fff; background: linear-gradient(to bottom, #ef4444, #b91c1c); }
.status-REMOVED, .status-UNKNOWN { color: #fff; background: linear-gradient(to bottom, #64748b, #334155); }

.actions { display: flex; flex-wrap: wrap; justify-content: end; gap: 6px; }
.actions .button { min-height: 34px; font-size: 0.75rem; padding: 0 10px; }

/* Overlay Pop-up Modal */
.overlay { position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; padding: 16px; background: rgba(3, 8, 17, 0.85); backdrop-filter: blur(6px); }
.overlay[hidden], [hidden] { display: none !important; }

.modal-device { padding: 12px; border-radius: 12px; background: rgba(0, 0, 0, 0.3); border: 1px solid var(--line); color: var(--silver-light); line-height: 1.5; font-size: 0.85rem; box-shadow: inset 0 2px 5px rgba(0,0,0,0.5); }
.modal-device strong { overflow-wrap: anywhere; color: var(--gold-base); }
.modal-actions { display: flex; justify-content: end; gap: 8px; margin-top: 16px; }
.modal-processing { display: grid; justify-items: center; gap: 10px; padding: 14px 0 4px; text-align: center; }
.modal-processing p { margin: 0; font-weight: 700; font-size: 0.85rem; color: var(--silver-light); }

/* Efek Animasi & Spinner */
.spinner { width: 24px; height: 24px; border: 3px solid var(--line); border-top-color: var(--gold-base); border-radius: 50%; animation: spin 0.8s linear infinite; }
.spinner-large { width: 36px; height: 36px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Optimalisasi View Mobile (Android/iOS) */
@media (max-width: 860px) {
  .summary-grid, .filters, .device-card { grid-template-columns: 1fr; }
  .hero, .section-heading, .topbar-inner { align-items: flex-start; flex-direction: column; }
  .admin-account { width: 100%; justify-content: space-between; }
  .topbar-inner { padding: 12px 0; gap: 14px; }
  .device-detail { grid-template-columns: 110px minmax(0, 1fr); }
  .device-side, .actions, .modal-actions { justify-items: stretch; justify-content: stretch; }
  .actions .button, .modal-actions .button { width: 100%; flex: 1; }
  .actions { flex-direction: column; }
}

@media (max-width: 560px) {
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .auth-panel, .device-section, .modal { padding: 16px; }
  .device-detail { grid-template-columns: 1fr; gap: 2px; }
  .dashboard-content, .topbar-inner { width: min(100% - 16px, 1180px); }
  h1 { font-size: 1.3rem; }
  .summary-card { flex-direction: column; text-align: center; gap: 6px; padding: 12px 8px; }
}