/* Aktualizacja danych abonenta — styl wzorowany na KSeF (ap.ksef.mf.gov.pl) */

:root {
    --gov-navy: #00416B;
    --gov-navy-dark: #00304E;
    --gov-blue: #0070C0;
    --gov-blue-light: #E7F1FA;
    --bg: #F8F9FA;
    --card: #FFFFFF;
    --border: #DEE2E6;
    --border-strong: #ADB5BD;
    --text: #212529;
    --text-muted: #6C757D;
    --success: #1B7A3E;
    --success-bg: #E8F5EC;
    --warning: #B36F00;
    --warning-bg: #FFF4E0;
    --error: #B02A2A;
    --error-bg: #FBEAEA;
    --info-bg: #EAF3FB;
    --radius: 6px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--gov-blue); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--gov-navy); }

/* ===== HEADER ===== */
.gov-header {
    background: var(--gov-navy);
    color: #FFFFFF;
    border-bottom: 4px solid var(--gov-blue);
}
.gov-header__inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.gov-header__logo {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.5px;
}
.gov-header__sep {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.3);
}
.gov-header__app {
    font-size: 14px;
    opacity: 0.92;
}

/* ===== PAGE WRAPPER ===== */
.page {
    max-width: 960px;
    margin: 0 auto;
    padding: 32px 24px 48px;
}

.page-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--gov-navy);
    margin: 0 0 6px;
}
.page-subtitle {
    color: var(--text-muted);
    margin: 0 0 28px;
    font-size: 14.5px;
}

/* ===== STEPPER ===== */
.stepper {
    display: flex;
    align-items: flex-start;
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
    gap: 0;
}
.stepper__item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    min-width: 0;
}
.stepper__item::after {
    content: "";
    position: absolute;
    top: 16px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}
.stepper__item:last-child::after { display: none; }

.stepper__item.is-done::after { background: var(--gov-blue); }

.stepper__circle {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 2px solid var(--border-strong);
    color: var(--text-muted);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    font-size: 14px;
}
.stepper__item.is-active .stepper__circle {
    background: var(--gov-blue);
    border-color: var(--gov-blue);
    color: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(0, 112, 192, 0.15);
}
.stepper__item.is-done .stepper__circle {
    background: var(--gov-blue);
    border-color: var(--gov-blue);
    color: #FFFFFF;
}
.stepper__label {
    margin-top: 8px;
    font-size: 12.5px;
    text-align: center;
    color: var(--text-muted);
    max-width: 130px;
    line-height: 1.3;
}
.stepper__item.is-active .stepper__label {
    color: var(--gov-navy);
    font-weight: 600;
}

/* ===== CARD ===== */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 28px 32px;
}
.card__title {
    font-size: 19px;
    font-weight: 600;
    color: var(--gov-navy);
    margin: 0 0 8px;
}
.card__lead {
    color: var(--text);
    margin: 0 0 20px;
    font-size: 14.5px;
}

/* ===== INTRO BOX ===== */
.intro {
    background: var(--info-bg);
    border-left: 4px solid var(--gov-blue);
    padding: 16px 20px;
    border-radius: var(--radius);
    margin: 0 0 22px;
}
.intro h3 { margin: 0 0 6px; font-size: 15px; color: var(--gov-navy); }
.intro ul { margin: 6px 0 0; padding-left: 22px; }
.intro li { margin: 2px 0; }
.intro .note { font-size: 13.5px; color: var(--text-muted); margin-top: 8px; }

/* ===== FORM ===== */
.form-group { margin: 0 0 18px; }
.form-label {
    display: block;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--text);
    font-size: 14.5px;
}
.form-label .req { color: var(--error); margin-left: 2px; }
.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    background: #FFFFFF;
    color: var(--text);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control:focus {
    outline: none;
    border-color: var(--gov-blue);
    box-shadow: 0 0 0 3px rgba(0, 112, 192, 0.18);
}
.form-control.is-invalid {
    border-color: var(--error);
}
.form-hint {
    margin-top: 6px;
    font-size: 13px;
    color: var(--text-muted);
}
.form-hint::before { content: "ℹ "; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 22px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 14.5px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    text-decoration: none;
    line-height: 1.2;
    min-height: 40px;
}
.btn--primary {
    background: var(--gov-blue);
    color: #FFFFFF;
    border-color: var(--gov-blue);
}
.btn--primary:hover { background: var(--gov-navy); border-color: var(--gov-navy); }
.btn--primary:disabled { background: var(--border-strong); border-color: var(--border-strong); cursor: not-allowed; }

.btn--secondary {
    background: #FFFFFF;
    color: var(--gov-blue);
    border-color: var(--gov-blue);
}
.btn--secondary:hover { background: var(--gov-blue-light); }

.btn--link {
    background: transparent;
    color: var(--gov-blue);
    border: none;
    padding: 6px 4px;
    text-decoration: underline;
}

.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* ===== ALERTS ===== */
.alert {
    border-radius: var(--radius);
    padding: 14px 18px;
    margin: 0 0 16px;
    font-size: 14.5px;
    border-left: 4px solid;
}
.alert__title { font-weight: 600; margin: 0 0 4px; }
.alert__body { margin: 0; }
.alert__actions { margin-top: 12px; display: flex; gap: 10px; flex-wrap: wrap; }

.alert--success {
    background: var(--success-bg);
    border-color: var(--success);
    color: #0A3B1F;
}
.alert--warning {
    background: var(--warning-bg);
    border-color: var(--warning);
    color: #5A3800;
}
.alert--error {
    background: var(--error-bg);
    border-color: var(--error);
    color: #5A0F0F;
}
.alert--info {
    background: var(--info-bg);
    border-color: var(--gov-blue);
    color: var(--gov-navy);
}

/* ===== TECHNICAL DETAILS ===== */
.tech-details {
    margin-top: 14px;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    background: #FAFBFD;
}
.tech-details summary {
    cursor: pointer;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--text-muted);
    user-select: none;
}
.tech-details pre {
    margin: 0;
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    background: #FFFFFF;
    font-size: 12.5px;
    max-height: 360px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ===== STEPPER LINK (clickable completed step) ===== */
.stepper__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
    z-index: 1;
}
.stepper__link:hover .stepper__label { color: var(--gov-blue); text-decoration: underline; }
.stepper__link:hover .stepper__circle { filter: brightness(1.05); }

/* ===== CONTEXT STRIP (shows domain + subscriber in steps 2+) ===== */
.ctx-strip {
    background: #F5F9FD;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 14px;
    margin: 0 0 22px;
    font-size: 13.5px;
    color: var(--gov-navy);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 10px;
}
.ctx-strip__item { display: inline-flex; gap: 6px; }
.ctx-strip__item strong { color: var(--text-muted); font-weight: 600; }
.ctx-strip__sep { color: var(--border-strong); }

/* ===== CHOICE OPTIONS (radio / checkbox cards) ===== */
.choice-group {
    display: grid;
    gap: 10px;
    border: 0;
    padding: 0;
    margin: 0 0 18px;
    min-width: 0;
}
.choice-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    background: #FFFFFF;
    transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.choice-option:hover {
    border-color: var(--gov-blue);
    background: #F8FBFE;
}
.choice-option input[type="radio"],
.choice-option input[type="checkbox"] {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--gov-blue);
    flex-shrink: 0;
}
.choice-option:has(input:checked) {
    border-color: var(--gov-blue);
    background: #EAF3FB;
    box-shadow: 0 0 0 1px var(--gov-blue) inset;
}
.choice-option__body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}
.choice-option__title {
    font-weight: 600;
    color: var(--text);
    font-size: 14.5px;
}
.choice-option__hint {
    color: var(--text-muted);
    font-size: 13px;
}
.choice-option--all {
    border-style: dashed;
    margin-top: 4px;
}
.choice-option--all .choice-option__title { color: var(--gov-navy); }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ===== DATA SECTIONS (step 4) ===== */
.data-section {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    margin: 0 0 18px;
    background: #FCFDFE;
}
.data-section__title {
    margin: 0 0 14px;
    font-size: 16px;
    font-weight: 600;
    color: var(--gov-navy);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 16px;
}
.form-grid .form-group--wide { grid-column: 1 / -1; }
@media (max-width: 580px) {
    .form-grid { grid-template-columns: 1fr; }
    .form-grid .form-group--wide { grid-column: auto; }
}

/* ===== CHECKBOX LINE (step 5 confirmation) ===== */
.checkbox-line {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    padding: 14px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    background: #FFFFFF;
    transition: border-color 0.15s, background 0.15s;
}
.checkbox-line:hover { border-color: var(--gov-blue); background: #F8FBFE; }
.checkbox-line:has(input:checked) { border-color: var(--gov-blue); background: #EAF3FB; }
.checkbox-line input[type="checkbox"] {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    accent-color: var(--gov-blue);
    cursor: pointer;
    flex-shrink: 0;
}

/* ===== SUMMARY (step 5) ===== */
.summary { display: grid; gap: 14px; }
.summary__section {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #FFFFFF;
    overflow: hidden;
}
.summary__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
    background: #F5F9FD;
    border-bottom: 1px solid var(--border);
}
.summary__title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--gov-navy);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.summary__edit {
    font-size: 13px;
    color: var(--gov-blue);
    text-decoration: none;
    padding: 4px 10px;
    border: 1px solid var(--gov-blue);
    border-radius: var(--radius);
    transition: background 0.15s;
    white-space: nowrap;
}
.summary__edit:hover { background: var(--gov-blue); color: #FFFFFF; }
.summary__body { padding: 12px 16px; font-size: 14.5px; color: var(--text); }
.summary__body dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; }
.summary__body dt { color: var(--text-muted); font-weight: 500; }
.summary__body dd { margin: 0; color: var(--text); }
.summary__body ul { margin: 0; padding-left: 22px; }
.summary__body li { margin: 2px 0; }
.summary__body--empty { color: var(--text-muted); font-style: italic; font-size: 13.5px; }

/* ===== UTILITY ===== */
.hidden { display: none !important; }
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 8px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== FOOTER ===== */
.gov-footer {
    margin-top: 40px;
    padding: 18px 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    border-top: 1px solid var(--border);
    background: #FFFFFF;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 720px) {
    .page { padding: 20px 16px 32px; }
    .card { padding: 20px 18px; }
    .stepper__label { font-size: 11px; max-width: 60px; }
    .stepper__circle { width: 28px; height: 28px; font-size: 12.5px; }
    .stepper__item::after { top: 13px; }
    .gov-header__inner { padding: 12px 16px; }
}