@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@400;600;700&display=swap');

body {
    font-family: "Source Sans 3", "Segoe UI", sans-serif;
    background: #eef3f4;
    color: #1c2b33;
    padding-top: 76px;
}

.app-navbar {
    background: #12343b;
    border: 0;
    box-shadow: 0 8px 24px rgba(18, 52, 59, 0.18);
    min-height: 60px;
}

.app-navbar .navbar-brand {
    color: #fff !important;
    font-weight: 700;
    letter-spacing: 0.04em;
    height: 60px;
    line-height: 30px;
}

.app-navbar .navbar-brand span {
    color: #f0c36a;
    font-weight: 600;
}

.app-navbar .navbar-nav > li > a {
    color: rgba(255, 255, 255, 0.88) !important;
    padding-top: 20px;
    padding-bottom: 20px;
}

.app-navbar .navbar-nav > li > a:hover,
.app-navbar .navbar-nav > li > a:focus,
.app-navbar .navbar-nav > .open > a {
    background: rgba(255, 255, 255, 0.08) !important;
    color: #fff !important;
}

.app-navbar .navbar-toggle {
    border-color: rgba(255, 255, 255, 0.3);
    margin-top: 13px;
}

.app-navbar .navbar-toggle .icon-bar {
    background: #fff;
}

.app-navbar .dropdown-menu {
    border: 0;
    border-radius: 10px;
    box-shadow: 0 12px 30px rgba(18, 52, 59, 0.16);
    padding: 8px 0;
}

.app-navbar .dropdown-menu > li > a {
    padding: 8px 18px;
}

.app-navbar .navbar-nav > li.navbar-year {
    display: flex;
    align-items: center;
    height: 60px;
    padding: 0 10px;
}

.app-navbar .navbar-year .navbar-form {
    margin: 0;
    padding: 0;
    border: 0;
    box-shadow: none;
}

.navbar-year .form-control {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 150px;
    height: 32px;
    margin: 0;
}

.navbar-year .form-control option {
    color: #1c2b33;
}

.app-navbar .navbar-nav > li.year-lock {
    color: #f0c36a !important;
    font-weight: 700;
    height: 60px;
    margin: 0;
    padding: 0 15px;
    line-height: 60px;
}

.container {
    max-width: 1180px;
}

.page-header {
    border-bottom: 0;
    margin-top: 12px;
}

.page-header h1 {
    font-size: 30px;
    font-weight: 700;
    color: #12343b;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.page-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.page-actions .btn {
    float: none;
    margin: 0;
}

form > .btn + .btn,
form > .btn + a.btn {
    margin-left: 8px;
}

.table tbody td > .btn + .btn {
    margin-left: 8px;
}

.table tbody td > form {
    display: inline-block;
    margin: 0 0 0 8px;
    vertical-align: middle;
}

.lead-muted,
.help-block {
    color: #5d6d75;
}

.panel {
    border: 0;
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(18, 52, 59, 0.06);
    overflow: hidden;
}

.panel-default > .panel-heading {
    background: #fff;
    border-bottom: 1px solid #e6eeee;
    padding: 16px 18px;
}

.panel-title {
    font-weight: 700;
    color: #12343b;
}

.panel-body {
    padding: 18px;
}

.table {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
}

.table > thead > tr > th {
    background: #f7fbfb;
    border-bottom: 1px solid #e1eaea;
    color: #3e555c;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.table > tbody > tr > td {
    vertical-align: middle;
}

.btn {
    border-radius: 8px;
    font-weight: 600;
}

.btn-primary {
    background: #1f6f78;
    border-color: #1f6f78;
}

.btn-primary:hover,
.btn-primary:focus {
    background: #185960;
    border-color: #185960;
}

.btn-success {
    background: #2f7d4a;
    border-color: #2f7d4a;
}

.btn-warning {
    background: #e8b15a;
    border-color: #e8b15a;
    color: #3d2a08;
}

.btn-info {
    background: #3d7ea6;
    border-color: #3d7ea6;
}

.form-control {
    border-radius: 8px;
    border-color: #d5e0e2;
    box-shadow: none;
    height: 40px;
}

textarea.form-control,
.paste-box {
    height: auto;
    font-family: Consolas, "Courier New", monospace;
}

.form-control:focus {
    border-color: #1f6f78;
    box-shadow: 0 0 0 3px rgba(31, 111, 120, 0.15);
}

.alert {
    border: 0;
    border-radius: 12px;
}

.flash-wrap {
    margin-top: 16px;
}

.nav-tabs {
    border-bottom: 0;
    margin-bottom: 8px;
}

.nav-tabs > li > a {
    border: 0 !important;
    border-radius: 999px !important;
    color: #3e555c;
    margin-right: 6px;
}

.nav-tabs > li.active > a,
.nav-tabs > li.active > a:hover {
    background: #12343b !important;
    color: #fff !important;
}

.home-card {
    display: block;
    background: #fff;
    border-radius: 16px;
    padding: 22px;
    margin-bottom: 18px;
    color: #1c2b33;
    text-decoration: none !important;
    box-shadow: 0 8px 24px rgba(18, 52, 59, 0.06);
    min-height: 132px;
}

.home-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(18, 52, 59, 0.1);
}

.home-card strong {
    display: block;
    font-size: 18px;
    margin-bottom: 6px;
    color: #12343b;
}

.home-card span {
    color: #5d6d75;
}

.attendance-cell-present { background-color: #d4edda !important; color: #155724; }
.attendance-cell-absent { background-color: #ffffff !important; color: #000000; }
.attendance-cell-holiday { background-color: #6c757d !important; color: #ffffff; }
.signature-canvas { border: 1px solid #d5e0e2; border-radius: 8px; display: block; margin: 10px 0; max-width: 100%; background: #fff; }

body.login-page {
    padding-top: 0;
    min-height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top left, rgba(240, 195, 106, 0.35), transparent 28%),
        linear-gradient(160deg, #12343b 0%, #1f6f78 55%, #eef3f4 55%);
}

.login-card {
    width: 420px;
    max-width: calc(100% - 32px);
    background: #fff;
    border-radius: 20px;
    padding: 32px 28px;
    box-shadow: 0 24px 50px rgba(18, 52, 59, 0.2);
}

.login-card h1 {
    margin: 0 0 6px;
    font-size: 28px;
    color: #12343b;
}

.login-card p {
    color: #5d6d75;
    margin-bottom: 22px;
}

@media (max-width: 767px) {
    body { padding-top: 60px; }
    .app-navbar .navbar-nav > li.navbar-year,
    .app-navbar .navbar-nav > li.year-lock {
        height: auto;
        line-height: normal;
        padding: 8px 15px 12px;
    }
}