* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f6f8ff 0%, #eef2ff 100%);
    color: #1d2433;
}

/* Language selector (top-right) — shared with signup layout */
.lang-selector {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 200;
}

.lang-select {
    padding: 8px 32px 8px 12px;
    font-size: 14px;
    border: 1px solid #d0d0d0;
    border-radius: 6px;
    background: #ffffff;
    color: #333;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23757575' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    font-family: inherit;
}

.lang-select:hover {
    border-color: #bdbdbd;
}

.portal-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.portal-card {
    width: 100%;
    max-width: 760px;
    background: #ffffff;
    border-radius: 18px;
    padding: 34px;
    box-shadow: 0 20px 48px rgba(9, 17, 48, 0.12);
}

.portal-card-narrow {
    max-width: 560px;
}

.portal-card-wide {
    max-width: 920px;
}

.portal-kicker {
    margin: 0 0 8px;
    color: #4b5ccf;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-size: 12px;
    font-weight: 700;
}

h1 {
    margin: 0 0 12px;
    font-size: 30px;
}

p {
    margin: 0;
    line-height: 1.6;
    color: #4b556b;
}

.portal-actions {
    margin-top: 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.portal-btn {
    display: inline-block;
    border: none;
    border-radius: 10px;
    padding: 12px 18px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
}

.portal-btn-primary {
    color: #ffffff;
    background: #4b5ccf;
}

.portal-btn-secondary {
    color: #24304d;
    background: #e8edff;
}

.portal-btn-danger {
    color: #ffffff;
    background: #bf2446;
}

.portal-form {
    margin-top: 20px;
}

.portal-form-group {
    margin-bottom: 16px;
}

.portal-form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    border: 1px solid #d3dbf5;
    border-radius: 10px;
    padding: 12px;
    font-size: 15px;
}

/* Password / birth-number toggle styles (embedded button inside input) */
.portal-form-group .password-wrapper {
    position: relative;
    display: block;
    width: 100%;
}
.portal-form-group .password-wrapper .form-control {
    padding-right: 44px;
    box-sizing: border-box;
}
.portal-form-group .password-toggle {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: #667085;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    z-index: 3;
}
.portal-form-group .password-toggle:hover {
    color: #4b5ccf;
}
.portal-form-group .password-toggle .eye-icon {
    display: block;
}

.form-control:focus {
    outline: none;
    border-color: #4b5ccf;
    box-shadow: 0 0 0 3px rgba(75, 92, 207, 0.15);
}

.portal-error {
    color: #bf2446;
    font-size: 13px;
}

.portal-messages {
    margin-top: 14px;
}

.portal-alert {
    border: 1px solid #ffc9cf;
    color: #8c1c36;
    background: #ffe9ec;
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 10px;
}

.portal-link {
    color: #4b5ccf;
    text-decoration: none;
}

.portal-inline-actions {
    margin-top: 18px;
}

.portal-section-title {
    margin: 18px 0 10px;
    font-size: 16px;
    color: #33405f;
}

.portal-patient-meta {
    margin-top: 16px;
    margin-bottom: 18px;
    display: grid;
    gap: 6px;
    color: #33405f;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.portal-stat-card {
    margin: 0;
    border: 1px solid #dde4fb;
    border-radius: 12px;
    padding: 14px;
    background: #f9fbff;
}

.portal-stat-card h3 {
    margin: 0 0 8px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: #607096;
}

.portal-stat-card p {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: #1f2a44;
}

.portal-empty-state {
    margin-top: 20px;
    border: 1px dashed #ced7f6;
    border-radius: 12px;
    padding: 16px;
    color: #485777;
    background: #f6f8ff;
}

.portal-caption {
    margin-top: 12px;
    color: #657493;
    font-size: 13px;
}

.portal-formula-box {
    margin-top: 14px;
    border: 1px solid #d8e1fb;
    border-radius: 14px;
    background: #f8faff;
    overflow: hidden;
}

.portal-formula-box > summary {
    cursor: pointer;
    list-style: none;
    padding: 14px 16px;
    font-weight: 700;
    color: #33405f;
    background: linear-gradient(180deg, #fbfcff 0%, #f2f5ff 100%);
    border-bottom: 1px solid #e2e9fb;
}

.portal-formula-box > summary::-webkit-details-marker {
    display: none;
}

.portal-formula-box > summary::after {
    content: "⌄";
    float: right;
    color: #6a78a8;
    transition: transform 0.2s ease;
}

.portal-formula-box[open] > summary::after {
    transform: rotate(180deg);
}

.portal-formula-content {
    padding: 16px;
    display: grid;
    gap: 14px;
    --formula-label-col: 210px;
    --formula-sep-col: 36px;
}

.portal-formula-card {
    border: 1px solid #e1e7fb;
    border-radius: 12px;
    background: #ffffff;
    padding: 14px;
}

.portal-formula-table th {
    font-size: 12px;
    font-weight: 700;
    text-transform: none;
    letter-spacing: 0;
    color: #24304d;
    white-space: normal;
}

.portal-formula-table code {
    display: block;
    color: #1f2a44;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    line-height: 1.5;
    white-space: normal;
    overflow-wrap: anywhere;
}

.portal-formula-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 14px;
    table-layout: fixed;
}

.portal-formula-table th,
.portal-formula-table td {
    padding: 10px 12px;
    vertical-align: top;
    background: #f8faff;
    border-top: 1px solid #edf1fd;
    border-bottom: 1px solid #edf1fd;
}

.portal-formula-table th {
    width: var(--formula-label-col);
    border-left: 1px solid #edf1fd;
    border-right: none;
    border-radius: 10px 0 0 10px;
    color: #24304d;
}

.portal-formula-sep {
    width: var(--formula-sep-col);
    text-align: center;
    border-right: none;
    border-left: none;
    color: #24304d;
    font-weight: 700;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.portal-formula-expr {
    border-right: 1px solid #edf1fd;
    border-left: none;
    border-radius: 0 10px 10px 0;
}

.portal-formula-main th,
.portal-formula-main td {
    background: #eef3ff;
}

.portal-formula-main th {
    font-size: 13px;
}

.portal-formula-group-title th {
    border: none;
    background: transparent;
    padding: 2px 0 8px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: #33405f;
}

.portal-formula-divider-row td {
    border: none;
    background: transparent;
    padding: 16px 0 4px;
}

.portal-formula-table tr:first-child th,
.portal-formula-table tr:first-child td {
    border-top: 1px solid #edf1fd;
}

.portal-formula-table tr:last-child th,
.portal-formula-table tr:last-child td {
    border-bottom: 1px solid #edf1fd;
}

.portal-history-list {
    margin-top: 10px;
    border: 1px solid #dde4fb;
    border-radius: 12px;
    background: #f9fbff;
    overflow: hidden;
}

.portal-history-item {
    padding: 12px 14px;
    border-bottom: 1px solid #e8edff;
    color: #33405f;
    font-size: 14px;
}

.portal-history-item:last-child {
    border-bottom: none;
}

@media (max-width: 640px) {
    .portal-card {
        padding: 22px;
    }

    h1 {
        font-size: 25px;
    }

    .portal-formula-content {
        padding: 12px;
    }
}