/* ============================================
   ENSMART BMS PORTAL - MASTER STYLESHEET
   v0.2.0 - Brand redesign
   Colors: EnSmart Blue #137E94 + EnSmart Orange #E07A1F
   ============================================ */

:root {
    --ens-blue:        #137E94;
    --ens-blue-dark:   #0E6478;
    --ens-blue-darker: #0A4E5E;
    --ens-blue-light:  #E8F4F7;
    --ens-orange:      #E07A1F;
    --ens-orange-dark: #C46517;
    --ens-orange-light: #FEF3E7;
    --ens-text:        #1a1a1a;
    --ens-muted:       #6b7280;
    --ens-border:      #e5e7eb;
    --ens-bg:          #f8fafc;
}

/* ----- Base ----- */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--ens-text);
    background: var(--ens-bg);
}

/* ----- Brand button overrides ----- */
.btn-primary {
    background-color: var(--ens-blue) !important;
    border-color: var(--ens-blue) !important;
    color: #fff !important;
    font-weight: 600;
}
.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--ens-blue-dark) !important;
    border-color: var(--ens-blue-dark) !important;
}

.btn-accent,
.btn-orange {
    background-color: var(--ens-orange) !important;
    border-color: var(--ens-orange) !important;
    color: #fff !important;
    font-weight: 600;
}
.btn-accent:hover,
.btn-orange:hover {
    background-color: var(--ens-orange-dark) !important;
    border-color: var(--ens-orange-dark) !important;
    color: #fff !important;
}

a {
    color: var(--ens-blue);
    text-decoration: none;
}
a:hover { color: var(--ens-blue-dark); }

.text-ens-blue   { color: var(--ens-blue) !important; }
.text-ens-orange { color: var(--ens-orange) !important; }
.bg-ens-blue     { background: var(--ens-blue) !important; }
.bg-ens-orange   { background: var(--ens-orange) !important; }

/* ----- Page title ----- */
.page-title {
    color: var(--ens-blue);
    font-weight: 700;
}

/* ----- Sidebar ----- */
.navbar-vertical {
    background: linear-gradient(180deg, var(--ens-blue-dark) 0%, var(--ens-blue-darker) 100%) !important;
    border-right: 3px solid var(--ens-orange);
}
.navbar-vertical .navbar-brand {
    padding: 18px 16px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    margin-bottom: 8px;
}
.navbar-vertical .navbar-brand img {
    background: #fff;
    padding: 6px 10px;
    border-radius: 6px;
    max-width: 100%;
    height: auto;
}
.navbar-vertical .nav-link {
    color: rgba(255,255,255,.85) !important;
    padding: 11px 18px;
    border-left: 3px solid transparent;
    transition: all .15s ease;
}
.navbar-vertical .nav-link:hover {
    color: #fff !important;
    background: rgba(255,255,255,.08);
    border-left-color: rgba(224,122,31,.5);
}
.navbar-vertical .nav-item.active > .nav-link {
    background: rgba(224,122,31,.15);
    color: #fff !important;
    border-left: 3px solid var(--ens-orange);
    font-weight: 600;
}
.navbar-vertical .nav-link-icon {
    color: rgba(255,255,255,.7);
}
.navbar-vertical .nav-item.active .nav-link-icon {
    color: var(--ens-orange);
}
.navbar-vertical .admin-divider {
    font-size: 11px;
    color: rgba(255,255,255,.5);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 18px 18px 6px;
    margin-top: 8px;
    border-top: 1px solid rgba(255,255,255,.08);
}
.navbar-vertical .user-card {
    margin-top: auto;
    padding: 14px 16px;
    border-top: 1px solid rgba(255,255,255,.1);
    background: rgba(0,0,0,.15);
}
.navbar-vertical .user-card .user-name {
    color: #fff;
    font-weight: 600;
    font-size: 13px;
}
.navbar-vertical .user-card .user-email {
    color: rgba(255,255,255,.6);
    font-size: 11px;
    word-break: break-all;
}
.navbar-vertical .user-card .user-role {
    color: var(--ens-orange);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
    font-weight: 700;
}
.navbar-vertical .user-card .btn-logout {
    background: var(--ens-orange);
    color: #fff;
    border: none;
    width: 100%;
    margin-top: 10px;
    padding: 8px;
    font-weight: 600;
    border-radius: 6px;
    font-size: 13px;
}
.navbar-vertical .user-card .btn-logout:hover {
    background: var(--ens-orange-dark);
}

/* ----- Top header bar ----- */
.page-wrapper > .navbar {
    background: #fff !important;
    border-bottom: 2px solid var(--ens-blue-light) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,.03);
}

/* ============================================
   LOGIN / REGISTER / VERIFY PAGES
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ens-blue) 0%, var(--ens-blue-darker) 60%, #062D38 100%);
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.login-page::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(224,122,31,.15) 0%, transparent 70%);
}
.login-page::after {
    content: '';
    position: absolute;
    bottom: -150px; left: -150px;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(224,122,31,.08) 0%, transparent 70%);
}
.login-card {
    width: 100%;
    max-width: 460px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 25px 80px rgba(0,0,0,.4);
    overflow: hidden;
    position: relative;
    z-index: 1;
}
.login-card-header {
    background: #fff;
    padding: 32px 32px 16px;
    text-align: center;
    border-bottom: 3px solid var(--ens-orange);
}
.login-card-header img.logo {
    max-width: 220px;
    height: auto;
    margin-bottom: 12px;
}
.login-card-header .subtitle {
    font-size: 11px;
    margin-top: 4px;
    letter-spacing: 1.5px;
    color: var(--ens-muted);
    text-transform: uppercase;
    font-weight: 600;
}
.login-card-body {
    padding: 28px 32px 32px;
}
.login-card-body h3 {
    color: var(--ens-blue);
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 6px;
}
.login-card-body p.lead {
    color: var(--ens-muted);
    font-size: 13px;
    margin: 0 0 20px;
}

.form-label {
    font-weight: 600;
    color: var(--ens-text);
    font-size: 13px;
}
.form-control:focus,
.form-select:focus {
    border-color: var(--ens-blue);
    box-shadow: 0 0 0 3px rgba(19,126,148,.15);
}

.otp-input {
    font-size: 28px !important;
    letter-spacing: 12px;
    text-align: center;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    color: var(--ens-blue) !important;
    border: 2px solid var(--ens-blue-light) !important;
    padding: 14px !important;
    height: auto !important;
}
.otp-input:focus {
    border-color: var(--ens-orange) !important;
    box-shadow: 0 0 0 3px rgba(224,122,31,.15) !important;
}

.dev-otp-banner {
    background: var(--ens-orange-light);
    border: 2px dashed var(--ens-orange);
    color: #92400e;
    padding: 14px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 18px;
    font-size: 12px;
    font-weight: 600;
}
.dev-otp-banner .otp-code {
    display: block;
    font-size: 28px;
    letter-spacing: 8px;
    margin-top: 6px;
    color: var(--ens-blue);
    font-family: 'Courier New', monospace;
    font-weight: 800;
}

.login-footer {
    text-align: center;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--ens-border);
}
.login-footer a {
    color: var(--ens-blue);
    font-size: 13px;
    font-weight: 500;
}
.login-tagline {
    font-size: 11px;
    color: rgba(255,255,255,.7);
    text-align: center;
    margin-top: 24px;
    letter-spacing: .5px;
    position: relative;
    z-index: 1;
}

/* ============================================
   DASHBOARD
   ============================================ */
.welcome-banner {
    background: linear-gradient(135deg, var(--ens-blue) 0%, var(--ens-blue-darker) 100%);
    color: #fff;
    border-radius: 14px;
    padding: 28px 32px;
    border: none;
    position: relative;
    overflow: hidden;
}
.welcome-banner::before {
    content: '';
    position: absolute;
    top: -50px; right: -50px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(224,122,31,.2) 0%, transparent 70%);
}
.welcome-banner h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    position: relative;
}
.welcome-banner p {
    margin: 6px 0 0;
    opacity: .9;
    font-size: 14px;
    position: relative;
}

.stat-card {
    background: #fff;
    border: 1px solid var(--ens-border);
    border-radius: 12px;
    padding: 22px;
    transition: all .2s ease;
    border-left: 4px solid var(--ens-blue);
    height: 100%;
}
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(19,126,148,.12);
    border-left-color: var(--ens-orange);
}
.stat-card .stat-label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--ens-muted);
    letter-spacing: 1.2px;
    font-weight: 600;
}
.stat-card .stat-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--ens-blue);
    margin-top: 6px;
    line-height: 1;
}
.stat-card .stat-icon {
    float: right;
    width: 44px;
    height: 44px;
    background: var(--ens-blue-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ens-blue);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    border: 1px solid var(--ens-border);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.card-header {
    background: #fff;
    border-bottom: 1px solid var(--ens-border);
    padding: 16px 20px;
}
.card-header .card-title {
    color: var(--ens-blue);
    font-weight: 700;
    margin: 0;
    font-size: 16px;
}

/* ============================================
   TABLES
   ============================================ */
.table thead th {
    background: var(--ens-blue-light);
    color: var(--ens-blue);
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--ens-blue);
    padding: 12px;
}
.table tbody td {
    padding: 14px 12px;
    vertical-align: middle;
}
.badge.bg-azure-lt {
    background: var(--ens-blue-light) !important;
    color: var(--ens-blue) !important;
}

/* ----- IO Review table (Phase 5) ----- */
.io-table { font-size: 13px; }
.io-table td.editable { cursor: pointer; }
.io-table td.editable:hover { background: var(--ens-orange-light); }
.io-table tr.suggested { background: var(--ens-blue-light); }
.io-table tr.custom    { background: #fefce8; }
.io-table tr.deleted   { opacity: .4; text-decoration: line-through; }

/* ============================================
   LOOP SELECTION GRID
   ============================================ */
.loops-grid thead th {
    background: var(--ens-blue-light);
    border-bottom: 3px solid var(--ens-blue);
    text-align: center;
    padding: 12px 6px;
}
.loops-grid tbody td {
    border-bottom: 1px solid var(--ens-border);
    text-align: center;
    padding: 14px 6px;
}
.loops-grid tbody tr:hover {
    background: #fafafa;
}

.loop-checkbox {
    display: inline-block;
    cursor: pointer;
    margin: 0;
}
.loop-checkbox input[type="checkbox"] {
    display: none;
}
.loop-checkbox span {
    display: inline-block;
    width: 28px;
    height: 28px;
    border: 2px solid var(--ens-border);
    border-radius: 6px;
    background: #fff;
    transition: all .15s ease;
    position: relative;
    vertical-align: middle;
}
.loop-checkbox:hover span {
    border-color: var(--ens-blue);
}
.loop-checkbox input[type="checkbox"]:checked + span {
    background: var(--ens-blue);
    border-color: var(--ens-blue);
}
.loop-checkbox input[type="checkbox"]:checked + span::after {
    content: '✓';
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    line-height: 1;
}

/* ============================================
   IO TYPE BADGES (AI/AO/DI/DO/SW)
   ============================================ */
.iotype {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .5px;
    color: #fff;
    min-width: 28px;
    text-align: center;
}
.iotype-AI { background: var(--ens-blue); }
.iotype-AO { background: var(--ens-orange); }
.iotype-DI { background: #16a34a; }
.iotype-DO { background: #9333ea; }
.iotype-SW { background: #6b7280; }

.bg-orange-lt {
    background-color: var(--ens-orange-light) !important;
    color: var(--ens-orange-dark) !important;
}
.bg-success-lt { background-color: #dcfce7 !important; color: #166534 !important; }
.bg-secondary-lt { background-color: #f1f5f9 !important; color: #475569 !important; }

/* ============================================
   BREADCRUMB
   ============================================ */
.ens-breadcrumb {
    font-size: 13px;
    margin-bottom: 16px;
    padding: 8px 14px;
    background: var(--ens-blue-light);
    border-radius: 8px;
    border-left: 3px solid var(--ens-orange);
}
.ens-breadcrumb a {
    color: var(--ens-blue);
    font-weight: 500;
}
.ens-breadcrumb a:hover { color: var(--ens-orange); }
.ens-breadcrumb .sep {
    color: var(--ens-muted);
    margin: 0 8px;
    font-weight: 300;
}
.ens-breadcrumb .current {
    color: var(--ens-text);
    font-weight: 600;
}

/* ============================================
   PRINT
   ============================================ */
@media print {
    .no-print, .navbar, .footer { display: none !important; }
    .page-wrapper { margin-left: 0 !important; }
    @page { size: A4; margin: 15mm; }
    .io-table { font-size: 10px; }
    .io-table tr { page-break-inside: avoid; }
}