/* ═══════════════════════════════════════════════════════════
   Nigerian Solar Client Portal — Modern Portal UI
   ═══════════════════════════════════════════════════════════ */

:root {
  --nsp-primary:       #f97316;
  --nsp-primary-dark:  #ea580c;
  --nsp-primary-light: #fed7aa;
  --nsp-primary-soft:  rgba(249, 115, 22, 0.12);
  --nsp-bg:            #f1f5f9;
  --nsp-surface:       #ffffff;
  --nsp-border:        #e2e8f0;
  --nsp-text:          #0f172a;
  --nsp-text-muted:    #64748b;
  --nsp-success:       #10b981;
  --nsp-warning:       #f59e0b;
  --nsp-danger:        #ef4444;
  --nsp-info:          #3b82f6;
  --nsp-radius:        14px;
  --nsp-radius-sm:     10px;
  --nsp-shadow:        0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --nsp-shadow-lg:     0 16px 48px rgba(15, 23, 42, 0.12);
  --nsp-font:          'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --nsp-sidebar-w:     272px;
  --nsp-topbar-h:      72px;
  --nsp-sidebar-bg:    #0f172a;
  --nsp-sidebar-text:  #94a3b8;
  --nsp-sidebar-hover: rgba(255, 255, 255, 0.06);
}

/* ── WordPress / theme overrides on portal pages ── */
body.nsp-portal-page {
  margin-top: 0 !important;
  background: var(--nsp-bg);
}
body.nsp-portal-page #wpadminbar { display: none !important; }
body.nsp-portal-page.admin-bar { margin-top: 0 !important; }
body.nsp-portal-page .entry-header,
body.nsp-portal-page .page-header,
body.nsp-portal-page .elementor-widget-theme-post-title { display: none !important; }
body.nsp-portal-page .entry-content,
body.nsp-portal-page .site-content,
body.nsp-portal-page .page-content { padding: 0 !important; margin: 0 !important; max-width: none !important; }
body.nsp-portal-page.nsp-sidebar-open { overflow: hidden; }

/* ── Reset & shell ── */
.nsp-portal-wrapper * { box-sizing: border-box; }
.nsp-portal-wrapper {
  font-family: var(--nsp-font);
  color: var(--nsp-text);
  background: var(--nsp-bg);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.nsp-portal-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
}

/* ── Sidebar ── */
.nsp-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.nsp-sidebar-backdrop.is-visible { display: block; opacity: 1; }

.nsp-portal-sidebar {
  width: var(--nsp-sidebar-w);
  flex-shrink: 0;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 1050;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 4px 0 24px rgba(15, 23, 42, 0.08);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), width 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.nsp-portal-sidebar.is-collapsed:not(.is-open) {
  width: 0;
  overflow: hidden;
  min-width: 0;
  border-right: none;
  box-shadow: none;
}

.nsp-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.nsp-sidebar-logo { max-height: 42px; width: auto; }
.nsp-sidebar-logo-icon { font-size: 28px; line-height: 1; }
.nsp-sidebar-brand-text {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.nsp-sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nsp-sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--nsp-radius-sm);
  text-decoration: none;
  color: var(--nsp-sidebar-text);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}
.nsp-sidebar-link:hover {
  background: var(--nsp-sidebar-hover);
  color: #fff;
}
.nsp-sidebar-link.is-active {
  background: linear-gradient(135deg, var(--nsp-primary) 0%, var(--nsp-primary-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}
.nsp-sidebar-link-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  font-size: 18px;
  flex-shrink: 0;
}
.nsp-sidebar-link.is-active .nsp-sidebar-link-icon {
  background: rgba(255, 255, 255, 0.2);
}
.nsp-sidebar-link-label { flex: 1; }

.nsp-sidebar-footer {
  padding: 16px 12px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.nsp-sidebar-support,
.nsp-sidebar-logout {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--nsp-radius-sm);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  color: var(--nsp-sidebar-text);
  transition: background 0.2s, color 0.2s;
}
.nsp-sidebar-support:hover { background: rgba(37, 211, 102, 0.15); color: #4ade80; }
.nsp-sidebar-logout:hover { background: rgba(239, 68, 68, 0.12); color: #fca5a5; }

/* ── Main shell & topbar ── */
.nsp-portal-shell {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.nsp-portal-topbar {
  height: var(--nsp-topbar-h);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nsp-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nsp-topbar-left { display: flex; align-items: center; gap: 16px; min-width: 0; }
.nsp-topbar-title { min-width: 0; }
.nsp-topbar-eyebrow {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--nsp-text-muted);
  margin-bottom: 2px;
}
.nsp-topbar-heading {
  font-size: 20px;
  font-weight: 700;
  color: var(--nsp-text);
  margin: 0;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nsp-sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--nsp-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s, color 0.2s;
}
.nsp-sidebar-toggle:hover { background: var(--nsp-primary-soft); color: var(--nsp-primary); }
.nsp-sidebar-toggle svg { display: block; }

.nsp-topbar-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.nsp-topbar-actions::before {
  content: '';
  display: block;
  width: 1px;
  height: 30px;
  background: var(--nsp-border);
  margin-right: 2px;
}
.nsp-topbar-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--nsp-text-muted);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.nsp-topbar-btn:hover { background: var(--nsp-primary-soft); color: var(--nsp-primary); }
.nsp-topbar-btn.has-unread { color: var(--nsp-primary); }
.nsp-topbar-btn svg { width: 22px; height: 22px; }

/* ── Notifications ── */
.nsp-notifications-wrap { position: relative; }
.nsp-notif-btn-wrap {
  position: relative;
}
.nsp-notif-badge {
  position: absolute; top: -2px; right: -2px;
  background: var(--nsp-danger); color: #fff;
  font-size: 10px; font-weight: 800; border-radius: 99px;
  min-width: 20px; height: 20px; padding: 0 5px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--nsp-surface);
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
  z-index: 1;
}
.nsp-notif-pulse {
  position: absolute; top: -2px; right: -2px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.3);
  animation: nspPulseRing 1.5s ease-in-out infinite;
  pointer-events: none;
}
@keyframes nspPulseRing {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}
.nsp-notif-dropdown {
  position: absolute; top: calc(100% + 12px); right: -8px;
  width: 380px; background: var(--nsp-surface);
  border: 1px solid var(--nsp-border); border-radius: 16px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.16); z-index: 1001;
  animation: nspFadeIn 0.15s ease;
}
.nsp-notif-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--nsp-border);
  font-weight: 700; font-size: 15px;
}
.nsp-notif-mark-all { background: none; border: none; color: var(--nsp-primary); cursor: pointer; font-size: 12px; font-weight: 600; transition: opacity 0.15s; }
.nsp-notif-mark-all:hover { opacity: 0.75; }
.nsp-notif-list { max-height: 360px; overflow-y: auto; }
.nsp-notif-item { padding: 14px 20px; border-bottom: 1px solid var(--nsp-border); font-size: 13px; cursor: pointer; transition: background 0.2s; }
.nsp-notif-item:hover { background: #f8fafc; }
.nsp-notif-item.unread { background: #fffbeb; border-left: 3px solid var(--nsp-primary); }
.nsp-notif-title { font-weight: 600; color: var(--nsp-text); margin-bottom: 2px; }
.nsp-notif-body { color: var(--nsp-text-muted); line-height: 1.5; }
.nsp-notif-time { font-size: 11px; color: var(--nsp-text-muted); margin-top: 6px; }
.nsp-notif-empty { text-align: center; padding: 32px; color: var(--nsp-text-muted); font-size: 13px; }
.nsp-notif-loading { text-align: center; padding: 24px; color: var(--nsp-text-muted); font-size: 13px; }

/* ── User menu ── */
.nsp-user-menu-wrap { position: relative; }
.nsp-user-menu-btn {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 8px !important;
  width: auto !important;
  background: linear-gradient(135deg, var(--nsp-surface), #fafafa);
  border: 1px solid var(--nsp-border);
  border-radius: 99px; padding: 3px 12px 3px 3px;
  cursor: pointer; transition: border-color 0.2s, box-shadow 0.2s;
  min-width: 0;
}
.nsp-user-menu-btn:hover { border-color: var(--nsp-primary); box-shadow: 0 0 0 3px var(--nsp-primary-soft); }
.nsp-user-menu-btn:active { transform: scale(0.98); }
.nsp-user-menu-btn .nsp-avatar { border-radius: 50% !important; display: inline !important; width: 30px !important; height: 30px !important; flex-shrink: 0; box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1); }
.nsp-user-meta { display: flex !important; flex-direction: column !important; align-items: flex-start !important; min-width: 0; text-align: left; flex-shrink: 1; }
.nsp-user-name { font-size: 13px; font-weight: 700; white-space: nowrap; color: var(--nsp-text); line-height: 1.3; letter-spacing: -0.01em; }
.nsp-user-id { font-size: 11px; color: var(--nsp-text-muted); font-weight: 500; white-space: nowrap; line-height: 1.2; padding-left: 4px; }
.nsp-dropdown-arrow { flex-shrink: 0; color: var(--nsp-text-muted); transition: transform 0.25s; }
.nsp-user-menu-btn[aria-expanded="true"] .nsp-dropdown-arrow { transform: rotate(180deg); }
.nsp-user-dropdown {
  position: absolute; top: calc(100% + 12px); right: 0;
  background: var(--nsp-surface); border: 1px solid var(--nsp-border);
  border-radius: 16px; box-shadow: 0 20px 60px rgba(15, 23, 42, 0.16);
  min-width: 260px; z-index: 1001; overflow: hidden;
  animation: nspFadeIn 0.15s ease;
}
.nsp-user-info { padding: 20px; background: linear-gradient(135deg, #fff7ed, #fff); border-bottom: 1px solid var(--nsp-border); }
.nsp-user-info strong { display: block; font-size: 15px; margin-bottom: 4px; }
.nsp-user-info small { display: block; font-size: 12px; color: var(--nsp-text-muted); margin-top: 3px; }
.nsp-user-links a { display: flex; align-items: center; gap: 10px; padding: 13px 20px; text-decoration: none; color: var(--nsp-text); font-size: 13px; font-weight: 500; transition: background 0.15s, color 0.15s; }
.nsp-user-links a:hover { background: #f8fafc; color: var(--nsp-primary); }
.nsp-logout-link { color: var(--nsp-danger) !important; }

@keyframes nspFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Main content ── */
.nsp-portal-main {
  flex: 1;
  padding: 28px 28px 48px;
  background:
    radial-gradient(ellipse at top right, rgba(249, 115, 22, 0.06), transparent 50%),
    var(--nsp-bg);
}
.nsp-portal-container { max-width: 1280px; margin: 0 auto; }
.nsp-page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.nsp-page-header h1 { font-size: 24px; font-weight: 700; color: var(--nsp-text); letter-spacing: -0.02em; }

/* ── Welcome Banner ── */
.nsp-welcome-banner {
  background: linear-gradient(135deg, var(--nsp-primary) 0%, var(--nsp-primary-dark) 55%, #c2410c 100%);
  color: #fff;
  border-radius: calc(var(--nsp-radius) + 2px);
  padding: 28px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  box-shadow: 0 12px 40px rgba(249, 115, 22, 0.25);
  position: relative;
  overflow: hidden;
}
.nsp-welcome-banner::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 280px;
  height: 280px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.nsp-welcome-text h2 { font-size: 22px; margin-bottom: 4px; }
.nsp-welcome-text p { opacity: 0.85; font-size: 14px; }
.nsp-date-card { text-align: center; background: rgba(255,255,255,0.15); border-radius: 10px; padding: 12px 20px; backdrop-filter: blur(4px); }
.nsp-date-day { display: block; font-size: 13px; opacity: 0.8; }
.nsp-date-num { display: block; font-size: 36px; font-weight: 800; line-height: 1; }
.nsp-date-month { display: block; font-size: 13px; opacity: 0.8; }

/* ── Portal Grid ── */
.nsp-portal-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; margin-bottom: 24px; }

/* ── Portal Card ── */
.nsp-portal-card {
  background: var(--nsp-surface);
  border-radius: var(--nsp-radius);
  box-shadow: var(--nsp-shadow);
  overflow: hidden;
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: box-shadow 0.2s, transform 0.2s;
}
.nsp-portal-card:hover { box-shadow: var(--nsp-shadow-lg); }
.nsp-card-wide { grid-column: 1 / -1; }
.nsp-portal-card-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--nsp-border); }
.nsp-portal-card-header h3 { font-size: 16px; font-weight: 600; }
.nsp-card-link { font-size: 13px; color: var(--nsp-primary); text-decoration: none; font-weight: 500; }
.nsp-card-link:hover { text-decoration: underline; }
.nsp-portal-card-body { padding: 20px; }

/* ── System Status ── */
.nsp-system-status-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.nsp-system-block { display: flex; align-items: center; gap: 12px; }
.nsp-system-icon { font-size: 24px; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; background: #f8fafc; border-radius: 10px; }
.nsp-system-label { font-size: 12px; color: var(--nsp-text-muted); }
.nsp-system-value { font-size: 15px; font-weight: 600; }
.nsp-battery-indicator { display: inline-block; background: var(--nsp-success); color: #fff; font-size: 11px; padding: 1px 6px; border-radius: 99px; margin-left: 6px; }

/* ── Energy Summary ── */
.nsp-energy-summary { display: flex; gap: 20px; margin-bottom: 16px; }
.nsp-energy-item { flex: 1; text-align: center; padding: 16px; background: #f8fafc; border-radius: 10px; }
.nsp-energy-icon { font-size: 28px; margin-bottom: 8px; }
.nsp-energy-value { font-size: 26px; font-weight: 800; color: var(--nsp-text); }
.nsp-energy-unit { font-size: 12px; color: var(--nsp-text-muted); margin-top: 2px; }
.nsp-energy-gen { } .nsp-energy-con { }
.nsp-energy-month { background: #f0fdf4; border-radius: 8px; padding: 12px 16px; }
.nsp-energy-month-item { display: flex; justify-content: space-between; font-size: 13px; padding: 4px 0; }

/* ── Savings Banner ── */
.nsp-savings-banner {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff; border-radius: var(--nsp-radius); padding: 20px 24px;
  display: flex; align-items: center; gap: 16px; margin-bottom: 24px;
}
.nsp-savings-icon { font-size: 36px; }
.nsp-savings-text { flex: 1; }
.nsp-savings-text strong { font-size: 18px; display: block; }
.nsp-savings-text span { font-size: 13px; opacity: 0.85; }
.nsp-savings-total-kwh { text-align: right; }
.nsp-savings-total-kwh strong { display: block; font-size: 22px; }
.nsp-savings-total-kwh span { font-size: 12px; opacity: 0.85; }

/* ── Ticket List ── */
.nsp-ticket-list { display: flex; flex-direction: column; gap: 10px; }
.nsp-ticket-item { display: block; text-decoration: none; padding: 12px; background: #f8fafc; border-radius: 8px; border-left: 4px solid var(--nsp-border); transition: all 0.2s; }
.nsp-ticket-item:hover { background: #fff7ed; border-left-color: var(--nsp-primary); transform: translateX(4px); }
.nsp-ticket-meta { display: flex; gap: 6px; margin-bottom: 6px; }
.nsp-ticket-subject { font-size: 14px; font-weight: 600; color: var(--nsp-text); margin-bottom: 4px; }
.nsp-ticket-info { font-size: 12px; color: var(--nsp-text-muted); }

/* ── Ticket Grid ── */
.nsp-ticket-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.nsp-ticket-card { display: block; text-decoration: none; background: var(--nsp-surface); border-radius: var(--nsp-radius); box-shadow: var(--nsp-shadow); padding: 20px; border-top: 4px solid var(--nsp-border); transition: transform 0.2s, box-shadow 0.2s; }
.nsp-ticket-card:hover { transform: translateY(-3px); box-shadow: var(--nsp-shadow-lg); }
.nsp-tcard-open { border-top-color: var(--nsp-info); }
.nsp-tcard-progress { border-top-color: var(--nsp-primary); }
.nsp-tcard-waiting { border-top-color: var(--nsp-warning); }
.nsp-tcard-resolved { border-top-color: var(--nsp-success); }
.nsp-tcard-top { display: flex; gap: 6px; margin-bottom: 10px; }
.nsp-tcard-subject { font-size: 15px; font-weight: 600; color: var(--nsp-text); margin-bottom: 10px; line-height: 1.4; }
.nsp-tcard-meta { display: flex; flex-wrap: wrap; gap: 8px; font-size: 12px; color: var(--nsp-text-muted); }

/* ── Ticket Thread View ── */
.nsp-ticket-view { }
.nsp-ticket-view-header { margin-bottom: 20px; }
.nsp-ticket-view-header h2 { font-size: 20px; margin-bottom: 8px; }
.nsp-ticket-meta-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.nsp-ticket-num { font-size: 13px; font-weight: 600; color: var(--nsp-text-muted); }
.nsp-ticket-date { font-size: 12px; color: var(--nsp-text-muted); }
.nsp-ticket-thread-view { display: flex; flex-direction: column; gap: 16px; margin-bottom: 24px; }
.nsp-msg { display: flex; gap: 12px; }
.nsp-msg-support { flex-direction: row; }
.nsp-msg-client { flex-direction: row-reverse; }
.nsp-msg-avatar img { border-radius: 50%; width: 40px; height: 40px; }
.nsp-msg-content { max-width: 75%; }
.nsp-msg-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.nsp-msg-header strong { font-size: 14px; }
.nsp-msg-time { font-size: 12px; color: var(--nsp-text-muted); }
.nsp-msg-body { padding: 14px 16px; border-radius: 12px; font-size: 14px; line-height: 1.6; }
.nsp-msg-support .nsp-msg-body { background: #f1f5f9; border-radius: 0 12px 12px 12px; }
.nsp-msg-client .nsp-msg-body { background: #fff7ed; border-radius: 12px 0 12px 12px; }
.nsp-reply-form-wrapper { background: var(--nsp-surface); border-radius: var(--nsp-radius); box-shadow: var(--nsp-shadow); padding: 20px; margin-bottom: 20px; }
.nsp-reply-form-wrapper h4 { margin-bottom: 14px; font-size: 16px; }
.nsp-form-actions { display: flex; gap: 10px; margin-top: 12px; }
.nsp-rating-card { background: #fffbf5; border: 1px solid #fed7aa; border-radius: var(--nsp-radius); padding: 20px; margin-top: 20px; }
.nsp-rating-card h4 { margin-bottom: 12px; }
.nsp-star-rating { display: flex; gap: 6px; margin-bottom: 12px; }
.nsp-star { font-size: 28px; cursor: pointer; color: #d1d5db; transition: color 0.15s; }
.nsp-star.active, .nsp-star:hover { color: #f59e0b; }
.nsp-back-link { margin-bottom: 20px; }
.nsp-back-link a { color: var(--nsp-primary); text-decoration: none; font-size: 14px; font-weight: 500; }

/* ── Invoice List ── */
.nsp-invoice-list { display: flex; flex-direction: column; gap: 10px; }
.nsp-invoice-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: #f8fafc; border-radius: 8px; }
.nsp-invoice-number { font-weight: 600; font-size: 14px; }
.nsp-invoice-date { font-size: 12px; color: var(--nsp-text-muted); }
.nsp-invoice-right { text-align: right; }
.nsp-invoice-amount { font-size: 16px; font-weight: 700; color: var(--nsp-text); }

/* ── Invoice Detail ── */
.nsp-invoice-header-row { display: flex; justify-content: space-between; margin-bottom: 24px; gap: 20px; }
.nsp-company-name { color: var(--nsp-primary); font-size: 20px; margin-bottom: 8px; }
.nsp-invoice-title { font-size: 32px; font-weight: 900; color: var(--nsp-text); margin-bottom: 12px; }
.nsp-invoice-meta div { font-size: 14px; margin-bottom: 4px; }
.nsp-invoice-bill-to { padding: 16px; background: #f8fafc; border-radius: 8px; margin-bottom: 24px; font-size: 14px; line-height: 1.7; }
.nsp-invoice-totals { max-width: 360px; margin-left: auto; margin-top: 16px; border-top: 2px solid var(--nsp-border); padding-top: 16px; }
.nsp-total-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.nsp-total-grand { font-size: 18px; border-top: 2px solid var(--nsp-border); margin-top: 8px; padding-top: 8px; }
.nsp-total-due { font-size: 18px; }
.nsp-invoice-notes { margin-top: 24px; padding: 14px; background: #fffbf5; border-radius: 8px; font-size: 13px; border-left: 4px solid var(--nsp-warning); }
.nsp-invoice-pay-btn { margin-top: 24px; text-align: center; }
.nsp-invoice-table { margin: 16px 0; }

/* ── Installation Specs ── */
.nsp-spec-list { display: flex; flex-direction: column; gap: 8px; }
.nsp-spec-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: #f8fafc; border-radius: 8px; font-size: 14px; }
.nsp-spec-item label { color: var(--nsp-text-muted); font-weight: 500; }
.nsp-spec-item span { font-weight: 600; text-align: right; }
.nsp-spec-highlight { background: #fff7ed; border-left: 3px solid var(--nsp-primary); }
.nsp-spec-danger { background: #fef2f2; border-left: 3px solid var(--nsp-danger); }
.nsp-spec-warning { background: #fffbeb; border-left: 3px solid var(--nsp-warning); }

/* ── Battery Bar ── */
.nsp-battery-display { margin-top: 16px; }
.nsp-battery-bar-wrap { height: 22px; background: #e2e8f0; border-radius: 99px; overflow: hidden; margin-bottom: 6px; }
.nsp-battery-bar { height: 100%; border-radius: 99px; transition: width 0.5s ease; }
.nsp-battery-pct { font-size: 14px; font-weight: 700; color: var(--nsp-text); }

/* ── Status Banner ── */
.nsp-status-banner { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border-radius: var(--nsp-radius); margin-bottom: 24px; }
.nsp-status-active { background: #d1fae5; border: 1px solid #a7f3d0; }
.nsp-status-offline { background: #fef2f2; border: 1px solid #fecaca; }
.nsp-status-maintenance { background: #fffbeb; border: 1px solid #fde68a; }
.nsp-status-fault { background: #fef2f2; border: 1px solid #fecaca; }
.nsp-status-icon { font-size: 28px; }
.nsp-status-text { flex: 1; }
.nsp-status-text strong { display: block; font-size: 16px; margin-bottom: 2px; }
.nsp-status-text span { font-size: 13px; color: var(--nsp-text-muted); }

/* ── Quick Actions ── */
.nsp-quick-actions { margin-top: 24px; }
.nsp-quick-actions h3 { font-size: 17px; font-weight: 600; margin-bottom: 16px; }
.nsp-action-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.nsp-action-card { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 20px; background: var(--nsp-surface); border-radius: var(--nsp-radius); box-shadow: var(--nsp-shadow); text-decoration: none; color: var(--nsp-text); font-size: 14px; font-weight: 500; transition: all 0.2s; }
.nsp-action-card:hover { transform: translateY(-4px); box-shadow: var(--nsp-shadow-lg); color: var(--nsp-primary); }
.nsp-action-icon { font-size: 30px; }
.nsp-action-whatsapp:hover { color: #25d366; }

/* ── Install Tabs ── */
.nsp-install-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.nsp-install-tab { padding: 6px 16px; border-radius: 99px; background: #f1f5f9; text-decoration: none; color: var(--nsp-text-muted); font-size: 13px; font-weight: 500; transition: all 0.2s; }
.nsp-install-tab.active, .nsp-install-tab:hover { background: var(--nsp-primary); color: #fff; }
.nsp-install-switcher { font-size: 14px; }

/* ── Chart Tabs ── */
.nsp-chart-tabs { display: flex; gap: 4px; }
.nsp-chart-tab { padding: 5px 14px; border: 1px solid var(--nsp-border); background: none; border-radius: 99px; font-size: 12px; font-weight: 500; cursor: pointer; color: var(--nsp-text-muted); transition: all 0.2s; }
.nsp-chart-tab.active { background: var(--nsp-primary); color: #fff; border-color: var(--nsp-primary); }

/* ── System Info Grid ── */
.nsp-system-info-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.nsp-info-item { padding: 12px; background: #f8fafc; border-radius: 8px; }
.nsp-info-item label { display: block; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--nsp-text-muted); margin-bottom: 4px; }
.nsp-info-item span { font-size: 14px; font-weight: 600; }

/* ── Profile ── */
.nsp-profile-avatar-section { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; padding: 16px; background: #fff7ed; border-radius: 10px; }
.nsp-profile-avatar { border-radius: 50% !important; border: 3px solid var(--nsp-primary-light); }
.nsp-profile-identity h3 { font-size: 18px; }
.nsp-profile-identity p { font-size: 14px; color: var(--nsp-text-muted); }
.nsp-pref-list { display: flex; flex-direction: column; gap: 16px; }
.nsp-pref-item { display: flex; justify-content: space-between; align-items: center; padding: 14px; background: #f8fafc; border-radius: 8px; }
.nsp-pref-item p { font-size: 13px; color: var(--nsp-text-muted); margin-top: 2px; }

/* ── WhatsApp Banner ── */
.nsp-whatsapp-banner { background: linear-gradient(135deg, #128c7e, #075e54); color: #fff; border-radius: var(--nsp-radius); padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 28px; }
.nsp-whatsapp-text strong { display: block; font-size: 17px; margin-bottom: 4px; }
.nsp-whatsapp-text p { font-size: 14px; opacity: 0.85; }
.nsp-btn-whatsapp { background: #25d366; color: #fff; border-radius: 8px; padding: 12px 24px; text-decoration: none; font-weight: 700; font-size: 15px; transition: background 0.2s; }
.nsp-btn-whatsapp:hover { background: #1da851; }

/* ── KPI Cards ── */
.nsp-kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.nsp-kpi-portal { grid-template-columns: repeat(4, 1fr); }
.nsp-kpi-3 { grid-template-columns: repeat(3, 1fr); }
.nsp-kpi-card {
  display: flex; align-items: flex-start; gap: 14px;
  background: var(--nsp-surface); border-radius: var(--nsp-radius);
  padding: 20px; box-shadow: var(--nsp-shadow);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-left: 4px solid var(--nsp-border);
  transition: transform 0.2s, box-shadow 0.2s;
}
.nsp-kpi-card:hover { transform: translateY(-2px); box-shadow: var(--nsp-shadow-lg); }
.nsp-kpi-icon { font-size: 26px; line-height: 1; }
.nsp-kpi-value { font-size: 22px; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; }
.nsp-kpi-label { font-size: 12px; color: var(--nsp-text-muted); font-weight: 600; margin-top: 4px; }
.nsp-kpi-sub { font-size: 11px; color: var(--nsp-text-muted); margin-top: 4px; }
.nsp-kpi-solar  { border-left-color: var(--nsp-primary); }
.nsp-kpi-energy { border-left-color: #eab308; }
.nsp-kpi-support{ border-left-color: var(--nsp-info); }
.nsp-kpi-billing{ border-left-color: var(--nsp-success); }
.nsp-kpi-blue   { border-left-color: var(--nsp-info); }
.nsp-kpi-green  { border-left-color: var(--nsp-success); }
.nsp-kpi-orange { border-left-color: var(--nsp-primary); }
.nsp-kpi-yellow { border-left-color: #eab308; }
.nsp-kpi-red    { border-left-color: var(--nsp-danger); }
.nsp-kpi-alert  { background: linear-gradient(135deg, #fff, #fef9f9); }

/* ── Modals ── */
.nsp-modal { position: fixed; inset: 0; z-index: 99999; display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; }
.nsp-modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,0.55); backdrop-filter: blur(4px); }
.nsp-modal-dialog { background: var(--nsp-surface); border-radius: var(--nsp-radius); box-shadow: var(--nsp-shadow-lg); width: 100%; max-width: 520px; position: relative; z-index: 1; }
.nsp-modal-header { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; border-bottom: 1px solid var(--nsp-border); }
.nsp-modal-header h2 { margin: 0; font-size: 17px; }
.nsp-modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--nsp-text-muted); padding: 4px; }
.nsp-modal-body { padding: 20px 24px; max-height: 70vh; overflow-y: auto; }
.nsp-modal-footer { display: flex; gap: 10px; justify-content: flex-end; padding: 16px 24px; border-top: 1px solid var(--nsp-border); background: #f8fafc; border-radius: 0 0 var(--nsp-radius) var(--nsp-radius); }
.nsp-callout { padding: 12px 14px; border-radius: var(--nsp-radius-sm); font-size: 13px; }
.nsp-callout-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a5f; }

/* ── Auth (login page) ── */
.nsp-auth-wrapper { max-width: 440px; margin: 48px auto; padding: 0 16px; min-height: 60vh; display: flex; align-items: center; }
.nsp-auth-card { background: var(--nsp-surface); border-radius: 20px; box-shadow: var(--nsp-shadow-lg); overflow: hidden; border: 1px solid var(--nsp-border); width: 100%; }
.nsp-auth-header { background: linear-gradient(135deg, var(--nsp-primary), var(--nsp-primary-dark)); text-align: center; padding: 32px 24px; color: #fff; }
.nsp-auth-icon { font-size: 48px; margin-bottom: 10px; }
.nsp-auth-header h2 { font-size: 20px; margin-bottom: 4px; }
.nsp-auth-header p { opacity: 0.85; font-size: 14px; }
.nsp-form { padding: 24px; }
.nsp-auth-footer { padding: 16px 24px; text-align: center; background: #f8fafc; border-top: 1px solid var(--nsp-border); font-size: 13px; color: var(--nsp-text-muted); }
.nsp-input-group { display: flex; align-items: center; }
.nsp-input-group input { flex: 1; border-radius: 8px 0 0 8px !important; }
.nsp-toggle-password { background: #f1f5f9; border: 1px solid var(--nsp-border); border-left: none; padding: 0 12px; height: 42px; cursor: pointer; border-radius: 0 8px 8px 0; }

/* ── Table responsive ── */
.nsp-table-responsive { overflow-x: auto; }
.nsp-table-striped tbody tr:nth-child(even) { background: #f8fafc; }

/* ═══ Responsive ═══ */
@media (max-width: 1024px) {
  .nsp-portal-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    transform: translateX(-100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100vh;
  }
  .nsp-portal-sidebar.is-open { transform: translateX(0); }
  .nsp-sidebar-toggle { display: flex; }
  .nsp-kpi-portal,
  .nsp-kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .nsp-system-status-grid { grid-template-columns: repeat(2, 1fr); }
  .nsp-action-grid { grid-template-columns: repeat(2, 1fr); }
  .nsp-invoice-header-row { flex-direction: column; }
  .nsp-portal-main { padding: 20px 16px 40px; }
  .nsp-portal-topbar { padding: 0 16px; }
}
@media (max-width: 640px) {
  .nsp-portal-grid { grid-template-columns: 1fr; }
  .nsp-kpi-portal,
  .nsp-kpi-grid { grid-template-columns: 1fr; }
  .nsp-welcome-banner { flex-direction: column; text-align: center; padding: 24px 20px; }
  .nsp-user-id { display: none; }
  .nsp-notif-dropdown { right: -8px; width: min(320px, calc(100vw - 32px)); }
  .nsp-msg-content { max-width: 90%; }
  .nsp-ticket-grid { grid-template-columns: 1fr; }
  .nsp-action-grid { grid-template-columns: repeat(2, 1fr); }
  .nsp-savings-banner { flex-direction: column; text-align: center; }
  .nsp-whatsapp-banner { flex-direction: column; text-align: center; }
  .nsp-system-status-grid { grid-template-columns: 1fr; }
  .nsp-energy-summary { flex-direction: column; }
  .nsp-topbar-heading { font-size: 17px; }
}