@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================================
   CloudMail Admin Theme for PostfixAdmin
   Modern glassmorphism overlay on top of Bootstrap 3
   ============================================================ */

:root {
    --cm-bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --cm-bg-soft: linear-gradient(180deg, #f6f7fb 0%, #eef0f7 100%);
    --cm-primary: #6366f1;
    --cm-primary-hover: #4f46e5;
    --cm-primary-light: #eef2ff;
    --cm-success: #10b981;
    --cm-danger: #ef4444;
    --cm-warning: #f59e0b;
    --cm-info: #3b82f6;
    --cm-text: #1e293b;
    --cm-text-muted: #64748b;
    --cm-border: #e2e8f0;
    --cm-surface: #ffffff;
    --cm-surface-elevated: rgba(255, 255, 255, 0.92);
    --cm-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
    --cm-shadow-md: 0 4px 6px rgba(15, 23, 42, 0.04), 0 10px 15px rgba(15, 23, 42, 0.08);
    --cm-shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.08), 0 20px 50px rgba(15, 23, 42, 0.12);
    --cm-radius-sm: 6px;
    --cm-radius: 10px;
    --cm-radius-lg: 16px;
    --cm-radius-xl: 24px;
}

/* --- Reset & body --- */
html, body {
    height: 100%;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
    background: var(--cm-bg-soft) !important;
    color: var(--cm-text) !important;
    font-size: 15px !important;
    line-height: 1.6 !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

code, pre, .monospace, kbd, samp {
    font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif !important;
    font-weight: 700 !important;
    color: var(--cm-text) !important;
    letter-spacing: -0.02em !important;
}

a {
    color: var(--cm-primary) !important;
    transition: color 0.15s ease, opacity 0.15s ease;
    text-decoration: none !important;
}
a:hover, a:focus {
    color: var(--cm-primary-hover) !important;
    text-decoration: none !important;
}

/* --- Navbar --- */
.navbar {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border: none !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06) !important;
    box-shadow: var(--cm-shadow-sm);
    border-radius: 0 !important;
    margin-bottom: 0 !important;
    min-height: 64px;
    padding: 8px 0;
}
.navbar-default {
    background: rgba(255, 255, 255, 0.85) !important;
}
.navbar-brand {
    font-weight: 800 !important;
    font-size: 18px !important;
    letter-spacing: -0.02em !important;
    color: var(--cm-text) !important;
    padding: 18px 20px !important;
    display: flex;
    align-items: center;
    gap: 10px;
}
.navbar-brand::before {
    content: '';
    width: 32px;
    height: 32px;
    background: var(--cm-bg-gradient);
    border-radius: 8px;
    display: inline-block;
    flex-shrink: 0;
    position: relative;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M3 4h18a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2zm0 2v.4l9 5.6 9-5.6V6H3zm18 2.8l-9 5.6-9-5.6V18h18V8.8z'/%3E%3C/svg%3E") center / contain no-repeat;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M3 4h18a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2zm0 2v.4l9 5.6 9-5.6V6H3zm18 2.8l-9 5.6-9-5.6V18h18V8.8z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.navbar-nav > li > a {
    color: var(--cm-text-muted) !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    padding: 22px 16px !important;
    transition: all 0.15s ease;
    border-radius: 0;
}
.navbar-nav > li > a:hover,
.navbar-nav > li > a:focus,
.navbar-nav > .active > a,
.navbar-nav > .active > a:hover,
.navbar-nav > .active > a:focus {
    color: var(--cm-primary) !important;
    background: transparent !important;
}
.navbar-nav > li > a:hover {
    background: var(--cm-primary-light) !important;
}
.navbar-nav .dropdown-menu {
    border: 1px solid var(--cm-border);
    border-radius: var(--cm-radius);
    box-shadow: var(--cm-shadow-lg);
    padding: 6px;
    margin-top: 6px;
}
.dropdown-menu > li > a {
    padding: 10px 14px !important;
    border-radius: var(--cm-radius-sm);
    font-size: 14px !important;
    color: var(--cm-text) !important;
    transition: all 0.12s ease;
}
.dropdown-menu > li > a:hover {
    background: var(--cm-primary-light) !important;
    color: var(--cm-primary) !important;
}
.dropdown-header {
    padding: 8px 14px !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    color: var(--cm-text-muted) !important;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.dropdown-menu .divider {
    background-color: var(--cm-border) !important;
    margin: 6px 0 !important;
}

/* --- Containers --- */
.container, .container-fluid {
    padding-top: 28px;
    padding-bottom: 60px;
}

/* --- Panels → modern cards --- */
.panel, .panel-default {
    background: var(--cm-surface) !important;
    border: 1px solid var(--cm-border) !important;
    border-radius: var(--cm-radius-lg) !important;
    box-shadow: var(--cm-shadow-md) !important;
    overflow: hidden;
    margin-bottom: 24px;
}
.panel-heading {
    background: linear-gradient(135deg, #fafbff, #f4f5fb) !important;
    color: var(--cm-text) !important;
    font-weight: 700 !important;
    font-size: 15px !important;
    padding: 16px 22px !important;
    border-bottom: 1px solid var(--cm-border) !important;
    letter-spacing: -0.01em;
}
.panel-body {
    padding: 22px !important;
}
.panel-title {
    font-size: 15px !important;
    font-weight: 700 !important;
}
.panel-footer {
    background: #fafbff !important;
    border-top: 1px solid var(--cm-border) !important;
    padding: 14px 22px !important;
}

/* --- Buttons --- */
.btn {
    border-radius: var(--cm-radius-sm) !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    padding: 9px 18px !important;
    border: 1px solid transparent !important;
    transition: all 0.15s ease !important;
    letter-spacing: -0.005em;
    line-height: 1.4 !important;
    box-shadow: var(--cm-shadow-sm);
}
.btn:focus, .btn:active:focus {
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25) !important;
}
.btn-primary {
    background: var(--cm-bg-gradient) !important;
    border-color: transparent !important;
    color: #fff !important;
}
.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background: linear-gradient(135deg, #5566e3 0%, #6840a0 100%) !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.35) !important;
    color: #fff !important;
}
.btn-success {
    background: var(--cm-success) !important;
    border-color: var(--cm-success) !important;
    color: #fff !important;
}
.btn-success:hover {
    background: #059669 !important;
    transform: translateY(-1px);
}
.btn-danger {
    background: var(--cm-danger) !important;
    border-color: var(--cm-danger) !important;
    color: #fff !important;
}
.btn-danger:hover {
    background: #dc2626 !important;
    transform: translateY(-1px);
}
.btn-warning {
    background: var(--cm-warning) !important;
    border-color: var(--cm-warning) !important;
    color: #fff !important;
}
.btn-warning:hover {
    background: #d97706 !important;
    transform: translateY(-1px);
}
.btn-info {
    background: var(--cm-info) !important;
    border-color: var(--cm-info) !important;
    color: #fff !important;
}
.btn-info:hover {
    background: #2563eb !important;
    transform: translateY(-1px);
}
.btn-default {
    background: #fff !important;
    color: var(--cm-text) !important;
    border-color: var(--cm-border) !important;
}
.btn-default:hover {
    background: #f8fafc !important;
    border-color: #cbd5e1 !important;
    transform: translateY(-1px);
}
.btn-link {
    box-shadow: none !important;
    color: var(--cm-primary) !important;
}
.btn-xs, .btn-sm {
    padding: 5px 12px !important;
    font-size: 12px !important;
}
.btn-lg {
    padding: 13px 24px !important;
    font-size: 16px !important;
}

/* --- Forms --- */
.form-control {
    background: #fff !important;
    border: 1px solid var(--cm-border) !important;
    border-radius: var(--cm-radius-sm) !important;
    padding: 10px 14px !important;
    font-size: 14px !important;
    color: var(--cm-text) !important;
    box-shadow: none !important;
    height: auto !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-control:focus {
    border-color: var(--cm-primary) !important;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15) !important;
    outline: none !important;
}
textarea.form-control {
    min-height: 100px;
}
.form-group {
    margin-bottom: 18px !important;
}
.control-label, label {
    font-weight: 600 !important;
    font-size: 13px !important;
    color: var(--cm-text) !important;
    margin-bottom: 6px;
    letter-spacing: -0.005em;
}
.help-block {
    font-size: 12.5px !important;
    color: var(--cm-text-muted) !important;
    margin-top: 6px;
}
.input-group-addon {
    background: #f8fafc !important;
    border: 1px solid var(--cm-border) !important;
    color: var(--cm-text-muted) !important;
    border-radius: var(--cm-radius-sm) !important;
}
.checkbox label, .radio label {
    font-weight: 400 !important;
}

/* --- Tables --- */
.table {
    background: var(--cm-surface) !important;
    border-collapse: separate !important;
    border-spacing: 0;
    width: 100%;
    margin-bottom: 0;
    border-radius: var(--cm-radius) !important;
    overflow: hidden;
}
.table > thead > tr > th {
    background: linear-gradient(135deg, #fafbff, #f4f5fb) !important;
    color: var(--cm-text-muted) !important;
    font-weight: 700 !important;
    font-size: 11px !important;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 14px 16px !important;
    border-bottom: 1px solid var(--cm-border) !important;
    border-top: none !important;
    text-align: left;
}
.table > tbody > tr > td {
    padding: 14px 16px !important;
    border-top: 1px solid var(--cm-border) !important;
    vertical-align: middle;
    font-size: 14px;
}
.table > tbody > tr:hover {
    background: var(--cm-primary-light) !important;
}
.table-striped > tbody > tr:nth-of-type(odd) {
    background: #fafbfc !important;
}
.table-striped > tbody > tr:nth-of-type(odd):hover {
    background: var(--cm-primary-light) !important;
}
.table-bordered {
    border: 1px solid var(--cm-border) !important;
}
.table-bordered > thead > tr > th,
.table-bordered > tbody > tr > td {
    border: 1px solid var(--cm-border) !important;
}

/* --- Alerts --- */
.alert {
    border: none !important;
    border-radius: var(--cm-radius) !important;
    padding: 14px 18px !important;
    box-shadow: var(--cm-shadow-sm);
    border-left: 4px solid !important;
    font-size: 14px !important;
}
.alert-success {
    background: #ecfdf5 !important;
    color: #064e3b !important;
    border-left-color: var(--cm-success) !important;
}
.alert-danger, .alert-error {
    background: #fef2f2 !important;
    color: #7f1d1d !important;
    border-left-color: var(--cm-danger) !important;
}
.alert-warning {
    background: #fffbeb !important;
    color: #78350f !important;
    border-left-color: var(--cm-warning) !important;
}
.alert-info {
    background: #eff6ff !important;
    color: #1e3a8a !important;
    border-left-color: var(--cm-info) !important;
}

/* --- Labels / badges --- */
.label, .badge {
    border-radius: 999px !important;
    font-weight: 600 !important;
    padding: 3px 10px !important;
    font-size: 11px !important;
    letter-spacing: 0.02em;
}
.label-success { background: #d1fae5 !important; color: #065f46 !important; }
.label-danger  { background: #fee2e2 !important; color: #991b1b !important; }
.label-warning { background: #fef3c7 !important; color: #92400e !important; }
.label-info    { background: #dbeafe !important; color: #1e40af !important; }
.label-primary { background: #e0e7ff !important; color: #3730a3 !important; }
.label-default { background: #f1f5f9 !important; color: var(--cm-text-muted) !important; }

/* --- Pagination --- */
.pagination > li > a, .pagination > li > span {
    color: var(--cm-text) !important;
    border-color: var(--cm-border) !important;
    padding: 8px 14px !important;
}
.pagination > li > a:hover {
    background: var(--cm-primary-light) !important;
    color: var(--cm-primary) !important;
}
.pagination > .active > a {
    background: var(--cm-primary) !important;
    border-color: var(--cm-primary) !important;
}

/* --- Login page --- */
body.page-login,
body[class*="login"] {
    background: var(--cm-bg-gradient) !important;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
body.page-login::before,
body[class*="login"]::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.12), transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.08), transparent 50%);
    pointer-events: none;
    z-index: 0;
}
body.page-login .navbar,
body[class*="login"] .navbar {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}
body.page-login .navbar-brand,
body[class*="login"] .navbar-brand {
    color: #fff !important;
}
body.page-login .navbar-brand::before,
body[class*="login"] .navbar-brand::before {
    background: rgba(255, 255, 255, 0.95);
}
body.page-login .navbar-nav > li > a,
body[class*="login"] .navbar-nav > li > a {
    color: rgba(255, 255, 255, 0.85) !important;
}
body.page-login .container,
body[class*="login"] .container {
    position: relative;
    z-index: 1;
    max-width: 480px;
}
body.page-login .panel,
body[class*="login"] .panel {
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(20px);
    border-radius: var(--cm-radius-xl) !important;
    box-shadow: 0 25px 80px rgba(0,0,0,0.25) !important;
    border: 1px solid rgba(255,255,255,0.3) !important;
    overflow: hidden;
}
body.page-login .panel-heading,
body[class*="login"] .panel-heading {
    background: transparent !important;
    border-bottom: none !important;
    text-align: center;
    padding: 32px 32px 8px !important;
    font-size: 22px !important;
    letter-spacing: -0.02em;
}
body.page-login .panel-body,
body[class*="login"] .panel-body {
    padding: 16px 32px 32px !important;
}

/* --- Footer / breadcrumb --- */
.breadcrumb {
    background: transparent !important;
    padding: 0 0 18px 0 !important;
    margin-bottom: 18px !important;
    font-size: 13px;
    border-bottom: 1px solid var(--cm-border);
}
.breadcrumb > li + li::before {
    content: "/" !important;
    color: var(--cm-text-muted);
    padding: 0 8px;
}

/* --- Modals --- */
.modal-content {
    border-radius: var(--cm-radius-lg) !important;
    border: 1px solid var(--cm-border) !important;
    box-shadow: var(--cm-shadow-lg) !important;
    overflow: hidden;
}
.modal-header {
    background: linear-gradient(135deg, #fafbff, #f4f5fb) !important;
    border-bottom: 1px solid var(--cm-border) !important;
    padding: 18px 22px !important;
}
.modal-title {
    font-weight: 700 !important;
    letter-spacing: -0.01em;
}
.modal-footer {
    background: #fafbff !important;
    border-top: 1px solid var(--cm-border) !important;
    padding: 14px 22px !important;
}

/* --- Smarty page titles (h2 etc) --- */
.container > h1,
.container > h2,
.container > h3,
.container-fluid > h1,
.container-fluid > h2,
.container-fluid > h3 {
    margin-bottom: 24px !important;
    font-size: 26px !important;
    font-weight: 800 !important;
    letter-spacing: -0.025em !important;
}

/* --- Tabs --- */
.nav-tabs {
    border-bottom: 1px solid var(--cm-border) !important;
    margin-bottom: 22px;
}
.nav-tabs > li > a {
    color: var(--cm-text-muted) !important;
    border: none !important;
    padding: 12px 18px !important;
    font-weight: 600;
    font-size: 14px;
    border-bottom: 2px solid transparent !important;
    margin-bottom: -1px !important;
    border-radius: 0 !important;
    background: transparent !important;
}
.nav-tabs > li > a:hover {
    color: var(--cm-primary) !important;
    background: var(--cm-primary-light) !important;
}
.nav-tabs > .active > a,
.nav-tabs > .active > a:hover,
.nav-tabs > .active > a:focus {
    color: var(--cm-primary) !important;
    background: transparent !important;
    border-bottom-color: var(--cm-primary) !important;
}

/* --- Wells --- */
.well {
    background: #f8fafc !important;
    border: 1px solid var(--cm-border) !important;
    border-radius: var(--cm-radius) !important;
    box-shadow: none !important;
}

/* --- Setup page polish --- */
body[class*="setup"] .panel-body code,
body[class*="setup"] .panel-body pre {
    background: #0f172a !important;
    color: #e2e8f0 !important;
    padding: 12px 16px !important;
    border-radius: var(--cm-radius-sm) !important;
    display: block;
    overflow-x: auto;
    font-size: 13px;
    line-height: 1.5;
}
body[class*="setup"] .panel-body code {
    display: inline-block;
}

/* --- Status icons via emoji or CSS for green/red rows --- */
.text-success { color: var(--cm-success) !important; font-weight: 600; }
.text-danger  { color: var(--cm-danger)  !important; font-weight: 600; }
.text-warning { color: var(--cm-warning) !important; font-weight: 600; }
.text-info    { color: var(--cm-info)    !important; font-weight: 600; }

/* --- Subtle entrance animations --- */
@keyframes cmFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.panel, .alert, .container > h1, .container > h2 {
    animation: cmFadeIn 0.35s ease-out;
}

/* --- Scrollbar polish (WebKit) --- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
    background-clip: padding-box;
    border: 2px solid transparent;
}

/* --- Selection --- */
::selection {
    background: var(--cm-primary);
    color: #fff;
}

/* --- Responsive tweaks --- */
@media (max-width: 768px) {
    .navbar-brand { font-size: 16px !important; }
    .container, .container-fluid { padding-left: 16px; padding-right: 16px; }
    .panel-body { padding: 16px !important; }
    .table > thead > tr > th,
    .table > tbody > tr > td { padding: 10px 12px !important; font-size: 13px; }
}