:root {
    --shell-content-width: 860px;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --background-color: #f8fafc;
    --card-background: #ffffff;
    --text-color: #1e293b;
    --border-color: #e2e8f0;
    --hint-color: #64748b;
    --error-color: #ef4444;
    --notice-bg: #ecfdf5;
    --notice-border: #10b981;
    --input-valid-bg: #e8f5e9;
    --input-valid-border: #c8e6c9;
    --input-invalid-bg: #ffebee;
    --input-invalid-border: #ffcdd2;
    --input-optional-empty-bg: #f5f5f5;
    --input-focus-ring: rgb(76 175 80 / 0.2);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.app-shell {
    width: min(980px, 100%);
    min-height: 100vh;
    margin: 0 auto;
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.background-video {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.background-image {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -3;
}

.background-video.is-hidden {
    display: none;
}

.background-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(145deg, rgb(15 23 42 / 30%), rgb(15 23 42 / 55%));
    z-index: -1;
}

.container {
    width: min(var(--shell-content-width), 100%);
    margin: 0 auto;
    padding: 2rem;
    background-color: rgb(255 255 255 / 82%);
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    backdrop-filter: blur(8px) saturate(120%);
    -webkit-backdrop-filter: blur(8px) saturate(120%);
    position: relative;
    z-index: 1;
}

.time-window-locked-view {
    width: 100%;
    text-align: center;
}

.time-window-template-content {
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 0;
}

body[data-page-mode="locked"] .container {
    padding: 0.72rem 1rem;
}

.time-window-template-content h3 {
    margin-bottom: 0.7rem;
    color: var(--text-color);
}

.time-window-template-content p {
    margin-bottom: 0.7rem;
}

.window-datetime-line {
    margin: 0.8rem auto 0.95rem;
    display: inline-block;
    width: fit-content;
    max-width: min(100%, 34rem);
    padding: 0.42rem 0.85rem;
    border-radius: 0.5rem;
    background-color: #111827;
    color: #ffffff;
    text-align: center;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.window-datetime-line strong {
    font-weight: 700;
}

.countdown-showcase {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.7rem;
    margin: 0 auto;
    width: 90%;
}

.countdown-visual {
    position: relative;
    width: 100%;
}

.countdown-frame {
    display: block;
    width: 100%;
    height: auto;
}

.countdown-bars {
    --slot-left: 3.45%;
    --slot-width: 93.2%;
    --slot-height: 9.85%;
    position: absolute;
    inset: 0;
}

.countdown-bar {
    --bar-fill: 100%;
    --bar-track: #475569;
    --bar-track-dark: #334155;
    --bar-color: #64748b;
    --bar-color-dark: #475569;
    position: absolute;
    left: var(--slot-left);
    width: var(--slot-width);
    height: var(--slot-height);
    min-height: 0;
    border-radius: clamp(0.55rem, 1.15vw, 0.88rem);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(0.5rem, 1.2vw, 0.95rem);
    color: #ffffff;
    border: 1px solid rgb(255 255 255 / 0.36);
    background:
        linear-gradient(180deg, rgb(255 255 255 / 0.24), rgb(255 255 255 / 0.06)),
        linear-gradient(90deg, var(--bar-track), var(--bar-track-dark));
    box-shadow:
        inset 0 1px 0 rgb(255 255 255 / 0.28),
        inset 0 -1px 0 rgb(15 23 42 / 0.28),
        0 2px 8px rgb(15 23 42 / 0.22);
    font-variant-numeric: tabular-nums;
}

.countdown-bar::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: var(--bar-fill);
    background:
        linear-gradient(180deg, rgb(255 255 255 / 0.24), rgb(255 255 255 / 0) 48%),
        linear-gradient(90deg, var(--bar-color), var(--bar-color-dark));
    box-shadow:
        inset 0 1px 0 rgb(255 255 255 / 0.2),
        inset 0 -1px 0 rgb(15 23 42 / 0.3);
    transition: none;
    z-index: 0;
}

.countdown-bar::after {
    content: "";
    position: absolute;
    inset: 8% 0 auto 0;
    height: 42%;
    background: linear-gradient(180deg, rgb(255 255 255 / 0.12), rgb(255 255 255 / 0));
    pointer-events: none;
    z-index: 1;
}

.countdown-bar > * {
    position: relative;
    z-index: 2;
}

.countdown-bar-label {
    font-size: clamp(0.6rem, 1.2vw, 0.8rem);
    font-weight: 620;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.96;
    text-shadow: 0 1px 2px rgb(15 23 42 / 0.55);
}

.countdown-bar-value {
    font-size: clamp(0.95rem, 2.2vw, 1.5rem);
    line-height: 1;
    font-weight: 760;
    letter-spacing: 0.01em;
    min-width: 2.3ch;
    text-align: right;
    text-shadow: 0 1px 2px rgb(15 23 42 / 0.62);
}

.countdown-bar--days {
    --bar-track: #9a3412;
    --bar-track-dark: #7c2d12;
    --bar-color: #fb923c;
    --bar-color-dark: #f97316;
    top: 50.0%;
}

.countdown-bar--hours {
    --bar-track: #1e3a8a;
    --bar-track-dark: #172554;
    --bar-color: #60a5fa;
    --bar-color-dark: #3b82f6;
    top: 62.3%;
}

.countdown-bar--minutes {
    --bar-track: #86198f;
    --bar-track-dark: #701a75;
    --bar-color: #e879f9;
    --bar-color-dark: #d946ef;
    top: 73.8%;
}

.countdown-bar--seconds {
    --bar-track: #166534;
    --bar-track-dark: #14532d;
    --bar-color: #4ade80;
    --bar-color-dark: #22c55e;
    top: 85.2%;
}

.countdown-caption {
    margin: 0.1rem 0 0;
    color: #475569;
    font-size: 0.88rem;
    text-align: center;
    letter-spacing: 0.02em;
}

.time-window-template-content .countdown-caption {
    margin: 0;
}

body[data-page-mode="question"] .container,
body[data-page-mode="terms"] .container,
body[data-page-mode="welcome"] .container {
    height: clamp(39rem, calc(100vh - 12.5rem), 47rem);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

body[data-page-mode="question"] #appContent,
body[data-page-mode="terms"] #appContent,
body[data-page-mode="welcome"] #appContent {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

@media (max-width: 980px) {
    body[data-page-mode="question"] .container,
    body[data-page-mode="terms"] .container,
    body[data-page-mode="welcome"] .container {
        height: clamp(40rem, calc(100vh - 11.5rem), 48rem);
    }

    body[data-page-mode="question"] #appContent,
    body[data-page-mode="terms"] #appContent,
    body[data-page-mode="welcome"] #appContent {
        padding-top: 0.65rem;
    }

    .welcome-aside {
        display: none;
    }
}

body[data-page-mode="question"] #mainForm {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

body[data-page-mode="question"] #mainForm .question-container {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding-right: 0.15rem;
}

body[data-page-mode="question"] #mainForm .navigation {
    margin-top: auto;
    padding-top: 2rem;
}

body[data-page-mode="terms"] #termsForm {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

body[data-page-mode="terms"] #termsForm .navigation {
    margin-top: auto;
    padding-top: 1.2rem;
    justify-content: flex-end;
}

body[data-page-mode="welcome"] #welcomeForm {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

body[data-page-mode="welcome"] #welcomeForm .navigation {
    margin-top: auto;
    padding-top: 1.2rem;
    justify-content: flex-end;
}

.top-actions {
    position: absolute;
    top: 0.95rem;
    right: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    z-index: 2;
}

.top-actions form {
    margin: 0;
}

.top-actions .help-button,
.top-actions .override-close-button {
    width: auto;
    height: auto;
    min-width: 1.35rem;
    border-radius: 0;
    border: 0;
    background: transparent;
    font-weight: 700;
    line-height: 1;
    padding: 0.05rem 0.1rem;
}

.top-actions .help-button {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.top-actions .help-button:hover {
    color: var(--primary-hover);
    background: transparent;
}

.top-actions .help-button:focus {
    outline: none;
    text-decoration: underline;
    box-shadow: none;
}

.top-actions .help-button.is-muted {
    color: #475569;
}

.top-actions .help-button.is-muted:hover {
    color: #334155;
    background: transparent;
}

.top-actions .help-button.is-muted:focus {
    text-decoration: underline;
    box-shadow: none;
}

.top-actions .override-close-button {
    color: #64748b;
    font-size: 1.45rem;
}

.top-actions .override-close-button:hover {
    color: #334155;
    background: transparent;
}

.top-actions .override-close-button:focus {
    outline: none;
    text-decoration: underline;
    box-shadow: none;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

.page-header {
    color: var(--hint-color);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.page-header p small {
    font-size: 0.9rem;
}

.page-header h1 {
    margin: 0.4rem 0 0.8rem;
    color: var(--text-color);
    font-size: 1.7rem;
}

body[data-page-mode="question"] .page-header {
    margin-bottom: 0.85rem;
}

body[data-page-mode="question"] .page-header p {
    margin: 0.2rem 0 0;
}

body[data-page-mode="terms"] .page-header {
    margin-bottom: 0.7rem;
}

body[data-page-mode="terms"] .page-header p {
    margin: 0.2rem 0 0;
}

body[data-page-mode="welcome"] .page-header {
    margin-bottom: 0.7rem;
}

body[data-page-mode="welcome"] .page-header p {
    margin: 0.2rem 0 0;
}

.notice-message,
.error-message {
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.notice-message {
    background-color: var(--notice-bg);
    border: 1px solid var(--notice-border);
    color: #065f46;
}

.notice-message a {
    color: inherit;
    font-weight: 650;
}

.error-message {
    background-color: #fef2f2;
    border: 1px solid var(--error-color);
    color: #991b1b;
}

.terms-content {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    border: 1px solid rgb(148 163 184 / 0.4);
    border-radius: 0.65rem;
    background-color: rgb(248 250 252 / 0.58);
    padding: 1rem;
    margin-bottom: 0.95rem;
}

.terms-content .modal-template-section:last-child {
    margin-bottom: 0;
}

.terms-consent {
    margin-bottom: 0.25rem;
}

.terms-consent-label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-weight: 600;
    color: var(--text-color);
}

.terms-consent-label input[type="checkbox"] {
    width: 1.05rem;
    height: 1.05rem;
    margin: 0.2rem 0 0;
    flex: 0 0 auto;
}

.welcome-content {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    margin-bottom: 0.95rem;
}

.welcome-content--with-image::after {
    content: "";
    display: block;
    clear: both;
}

.welcome-content .modal-template-section:last-child {
    margin-bottom: 0;
}

.welcome-aside {
    float: right;
    width: clamp(14rem, 30vw, 20rem);
    max-width: 42%;
    margin: 0 0 0.75rem 1rem;
}

.welcome-aside img {
    display: block;
    width: 100%;
    height: auto;
}

.help-video-frame {
    border-radius: 0.6rem;
    overflow: hidden;
    border: 1px solid rgb(15 23 42 / 0.12);
    background-color: #000000;
    margin: 0.4rem 0 0.55rem;
}

.help-video-frame video {
    display: block;
    width: 100%;
    height: auto;
    max-height: min(52vh, 460px);
    background-color: #000000;
}

.progress {
    text-align: center;
    margin-bottom: 1.25rem;
    color: var(--hint-color);
    font-size: 0.76rem;
}

.progress p {
    margin-bottom: 0.7rem;
}

.progress-visual {
    --walker-size: 2.4rem;
    --goal-size: 2.64rem;
    --goal-gap: 0.45rem;
    --track-height: 0.7rem;
    --track-length: calc(100% - var(--goal-size) - var(--goal-gap));
    position: relative;
    width: 100%;
    min-height: max(var(--walker-size), var(--goal-size));
}

.progress-track {
    position: absolute;
    left: 0;
    top: 50%;
    width: var(--track-length);
    min-height: var(--walker-size);
    transform: translateY(-50%);
}

.progress-meter {
    width: 100%;
    height: var(--track-height);
    margin: 0;
    border: 0;
    border-radius: 999px;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: calc(50% - (var(--track-height) / 2));
}

.progress-meter::-webkit-progress-bar {
    background-color: var(--border-color);
    border-radius: 999px;
}

.progress-meter::-webkit-progress-value {
    background-color: var(--primary-color);
    border-radius: 999px;
}

.progress-meter::-moz-progress-bar {
    background-color: var(--primary-color);
    border-radius: 999px;
}

.progress-goal-icon {
    position: absolute;
    right: 0;
    top: 50%;
    width: var(--goal-size);
    height: auto;
    transform: translateY(-50%);
    pointer-events: none;
    user-select: none;
}

.progress-walker-icon {
    position: absolute;
    top: 50%;
    width: var(--walker-size);
    height: auto;
    left: 0;
    transform: translate(-50%, -50%);
    opacity: 0;
    pointer-events: none;
    user-select: none;
    transition: opacity 0.12s ease;
}

.progress-walker-icon.is-positioned {
    opacity: 1;
}

.question-container {
    margin-bottom: 1.5rem;
}

.question-label {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.7rem;
}

.optional-indicator {
    margin-left: 0.5rem;
    font-size: 0.85rem;
    color: var(--hint-color);
    font-weight: 400;
}

.hint {
    color: var(--hint-color);
    font-size: 0.9rem;
    line-height: 1.45;
    margin: 0 0 0.9rem;
}

.date-format-note {
    font-size: 0.82rem;
    color: var(--hint-color);
    margin-top: -0.4rem;
    margin-bottom: 1rem;
}

.input-format-note {
    font-size: 0.82rem;
    color: var(--hint-color);
    margin-top: -0.7rem;
    margin-bottom: 1rem;
}

input[type="text"],
input[type="date"],
input[type="password"],
input[type="email"],
select {
    width: 100%;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem;
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--text-color);
    background-color: rgb(255 255 255 / 88%);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="text"] {
    font-weight: 600;
}

input[type="text"]:focus,
input[type="date"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

input[type="text"][required]:invalid,
input[type="date"][required]:invalid,
input[type="password"][required]:invalid,
input[type="email"][required]:invalid,
select[required]:invalid,
.assistant-form textarea[required]:invalid {
    background-color: var(--input-invalid-bg);
    border-color: var(--input-invalid-border);
}

input[type="text"][required]:valid,
input[type="date"][required]:valid,
input[type="password"][required]:valid,
input[type="email"][required]:valid,
select[required]:valid,
.assistant-form textarea[required]:valid {
    background-color: var(--input-valid-bg);
    border-color: var(--input-valid-border);
}

input[type="text"]:not([required]):placeholder-shown,
input[type="date"]:not([required]):placeholder-shown,
input[type="password"]:not([required]):placeholder-shown,
input[type="email"]:not([required]):placeholder-shown,
.assistant-form textarea:not([required]):placeholder-shown {
    background-color: var(--input-optional-empty-bg);
}

input[type="text"]:not([required]):not(:placeholder-shown),
input[type="date"]:not([required]):not(:placeholder-shown),
input[type="password"]:not([required]):not(:placeholder-shown),
input[type="email"]:not([required]):not(:placeholder-shown),
.assistant-form textarea:not([required]):not(:placeholder-shown) {
    background-color: #ffffff;
}

.email-validation-message {
    display: none;
    margin-top: -0.35rem;
    margin-bottom: 1rem;
    padding: 0.55rem 0.7rem;
    border-radius: 0.45rem;
    font-size: 0.84rem;
    line-height: 1.4;
}

.email-validation-message.is-visible {
    display: block;
}

.email-validation-message.email-invalid-message {
    background-color: #ffebee;
    color: #b91c1c;
    border: 1px solid #ef9a9a;
}

.email-suggestion-link {
    color: #2563eb;
    font-weight: 600;
    text-decoration: underline;
}

.email-suggestion-link:hover {
    color: #1d4ed8;
}

input.email-valid {
    border-color: #4caf50;
    background-color: #f1f8f4;
}

input.email-invalid {
    border-color: #f44336;
    background-color: #ffebee;
}

input:focus.email-valid {
    box-shadow: 0 0 0 3px rgb(76 175 80 / 0.2);
}

input:focus.email-invalid {
    box-shadow: 0 0 0 3px rgb(244 67 54 / 0.2);
}

select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    padding-right: 2.7rem;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--hint-color) 50%),
        linear-gradient(135deg, var(--hint-color) 50%, transparent 50%);
    background-position:
        calc(100% - 1.1rem) calc(50% - 0.15rem),
        calc(100% - 0.75rem) calc(50% - 0.15rem);
    background-size: 0.4rem 0.4rem, 0.4rem 0.4rem;
    background-repeat: no-repeat;
}

select:hover {
    border-color: #cbd5e1;
}

select option {
    color: var(--text-color);
    background-color: #ffffff;
}

.other-input-wrapper {
    margin-top: -0.2rem;
    margin-bottom: 1rem;
}

.other-input-wrapper.is-hidden {
    display: none;
}

.other-input-label {
    display: block;
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.other-input-hint {
    color: var(--hint-color);
    font-size: 0.84rem;
    margin-bottom: 0.5rem;
}

.other-input-wrapper input[type="text"] {
    margin-bottom: 0;
}

.assistant-actions {
    margin-bottom: 0.9rem;
}

.assistant-button {
    background-color: var(--background-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 0.55rem 0.9rem;
    font-size: 0.92rem;
}

.assistant-button:hover {
    background-color: var(--border-color);
}

.assistant-form {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.assistant-form label {
    display: block;
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.assistant-form textarea {
    width: 100%;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.7rem;
    font-size: 0.95rem;
    color: var(--text-color);
    background-color: rgb(255 255 255 / 88%);
    resize: vertical;
    min-height: 4.7rem;
}

.assistant-form textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--input-focus-ring);
}

.assistant-parse-button {
    align-self: flex-start;
    background-color: var(--background-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 0.55rem 0.9rem;
    font-size: 0.9rem;
}

.assistant-parse-button:hover {
    background-color: var(--border-color);
}

.assistant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
}

.assistant-field input {
    margin-bottom: 0;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
}

.radio-option:hover {
    background-color: var(--background-color);
}

.radio-option input[type="radio"] {
    width: 1.2rem;
    height: 1.2rem;
    margin: 0;
}

.navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.navigation-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

#signatureForm #openPdfDownloadOptionsButton:not(:disabled),
#signatureForm button[name="generate_pdf"]:not(:disabled) {
    background-color: #16a34a;
    color: #ffffff;
}

#signatureForm #openPdfDownloadOptionsButton:not(:disabled):hover,
#signatureForm button[name="generate_pdf"]:not(:disabled):hover {
    background-color: #15803d;
}

#manualPdfDownloadModalButton:not(:disabled) {
    background-color: #16a34a;
    color: #ffffff;
}

#manualPdfDownloadModalButton:not(:disabled):hover {
    background-color: #15803d;
}

#confirmPdfDownloadButton:not(:disabled) {
    background-color: #16a34a;
    color: #ffffff;
}

#confirmPdfDownloadButton:not(:disabled):hover {
    background-color: #15803d;
}

button {
    border: 0;
    border-radius: 0.5rem;
    padding: 0.75rem 1.2rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.06s ease;
}

button:active {
    transform: translateY(1px);
}

button[name="next"],
button[name="generate_pdf"],
button[name="back_to_overview"],
button[name="continue_welcome"] {
    background-color: var(--primary-color);
    color: #fff;
}

button[name="next"]:hover,
button[name="generate_pdf"]:hover,
button[name="back_to_overview"]:hover,
button[name="continue_welcome"]:hover {
    background-color: var(--primary-hover);
}

button[name="next"] {
    background-color: #16a34a;
    color: #ffffff;
}

button[name="next"]:hover {
    background-color: #15803d;
}

button[name="accept_terms"] {
    background-color: var(--background-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

button[name="accept_terms"]:hover {
    background-color: var(--border-color);
}

button[name="accept_terms"].is-ready {
    background-color: #16a34a;
    color: #ffffff;
    border-color: transparent;
}

button[name="accept_terms"].is-ready:hover {
    background-color: #15803d;
}

button[name="next"]:disabled,
button[name="accept_terms"]:disabled,
button[name="generate_pdf"]:disabled,
button[name="back_to_overview"]:disabled,
button[name="continue_welcome"]:disabled,
button:disabled {
    background-color: #e2e8f0;
    color: #64748b;
    border: 2px solid #cbd5e1;
    cursor: not-allowed;
    transform: none;
}

button[name="next"]:disabled:hover,
button[name="accept_terms"]:disabled:hover,
button[name="generate_pdf"]:disabled:hover,
button[name="back_to_overview"]:disabled:hover,
button[name="continue_welcome"]:disabled:hover,
button:disabled:hover {
    background-color: #e2e8f0;
}

button[name="prev"],
button[name="back_to_welcome"],
button[name="confirm_restart"],
button[data-close-dialog] {
    background-color: var(--background-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

button[name="prev"]:hover,
button[name="back_to_welcome"]:hover,
button[name="confirm_restart"]:hover,
button[data-close-dialog]:hover {
    background-color: var(--border-color);
}

.red-button {
    background-color: #dc2626;
    color: #fff;
}

.red-button:hover {
    background-color: #b91c1c;
}

.group-header {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0 1rem;
    padding-bottom: 0.45rem;
    border-bottom: 2px solid var(--border-color);
    color: var(--primary-color);
}

.group-header:first-child {
    margin-top: 0;
}

.review-groups {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.review-group {
    margin-bottom: 0;
    background-color: var(--background-color);
    border-radius: 0.6rem;
    padding: 1rem;
}

.review-note {
    margin-bottom: 1rem;
    padding: 0.85rem 1rem;
    border-left: 4px solid var(--primary-color);
    border-radius: 0.5rem;
    background-color: rgb(37 99 235 / 0.08);
    color: var(--text-color);
}

.review-note p {
    margin: 0;
}

.review-note p + p {
    margin-top: 0.35rem;
}

.review-conflict-message {
    margin-top: 0.55rem !important;
    color: #b91c1c;
    font-weight: 600;
}

.review-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.review-item {
    width: 100%;
    text-align: left;
    background-color: var(--card-background);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.9rem;
    color: var(--text-color);
}

.review-item:hover {
    background-color: var(--background-color);
    border-color: var(--primary-color);
}

.review-item-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-color);
    -webkit-text-fill-color: currentColor;
}

.review-item-answer {
    display: block;
    color: var(--hint-color);
}

@media (min-width: 980px) {
    .review-groups {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1rem;
        align-items: start;
    }

    .review-group--full {
        grid-column: 1 / -1;
    }

    .review-group--half {
        grid-column: auto;
    }

    .review-group--split-items .review-items {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.75rem;
    }
}

.signature-container {
    margin: 1.8rem 0;
    border-top: 1px solid var(--border-color);
    padding-top: 1.2rem;
}

.signature-row {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.date-box {
    flex: 0 0 28%;
}

.signature-box {
    flex: 1;
}

.signature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

.signature-grid--single {
    grid-template-columns: minmax(0, 1fr);
    max-width: 560px;
}

.signature-card {
    border: 1px solid var(--border-color);
    border-radius: 0.55rem;
    background-color: rgb(255 255 255 / 70%);
    padding: 0.75rem;
}

.signature-card-title {
    font-weight: 600;
    margin-bottom: 0.45rem;
}

.signature-label {
    font-weight: 600;
    margin-bottom: 0.45rem;
}

.signature-placeholder {
    height: 70px;
    border: 1px solid #cbd5e1;
    border-radius: 0.4rem;
    background-color: #f8fafc;
    margin-bottom: 0.6rem;
}

.signature-pad {
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: #ffffff;
    overflow: hidden;
}

.signature-pad-canvas {
    display: block;
    width: 100%;
    height: 150px;
    touch-action: none;
    cursor: crosshair;
}

.signature-actions {
    margin-top: 0.6rem;
    display: flex;
    justify-content: flex-start;
    gap: 0.55rem;
    flex-wrap: wrap;
}

.signature-actions button {
    background-color: var(--background-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 0.55rem 0.85rem;
    font-size: 0.9rem;
}

.signature-actions button:hover {
    background-color: var(--border-color);
}

.signature-pad--zoom {
    margin-top: 0.75rem;
}

.signature-pad-canvas--zoom {
    height: min(52vh, 420px);
}

.signature-actions--dialog {
    margin-top: 0.9rem;
}

.inline-form {
    display: inline;
}

.app-title-banner {
    width: min(var(--shell-content-width), 100%);
    margin: 0 auto 0.75rem;
    padding: 0.72rem 1rem;
    border-radius: 0.8rem;
    border: 1px solid rgb(15 23 42 / 0.28);
    background-color: rgb(55 65 81 / 0.86);
    box-shadow: 0 10px 24px -18px rgb(2 6 23 / 0.9);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    text-align: center;
    color: #ffffff;
    font-size: clamp(1.1rem, 1.2vw + 0.7rem, 1.42rem);
    line-height: 1.22;
    font-weight: 650;
    letter-spacing: 0.01em;
}

.app-footer {
    width: min(var(--shell-content-width), 100%);
    margin: 0.9rem auto 0;
    padding: 0.72rem 1rem;
    border-radius: 0.8rem;
    border: 1px solid rgb(15 23 42 / 0.28);
    background-color: rgb(55 65 81 / 0.86);
    box-shadow: 0 10px 24px -18px rgb(2 6 23 / 0.9);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    text-align: center;
}

.app-footer-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    flex-wrap: wrap;
}

.link-button {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--primary-color);
    font-size: inherit;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}

.link-button:hover {
    color: var(--primary-hover);
}

.app-footer .link-button {
    font-size: 0.92rem;
    color: #ffffff;
    text-decoration: none;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.app-footer .link-button:hover {
    color: #f8fafc;
    text-decoration: underline;
}

.app-footer .link-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgb(255 255 255 / 0.25);
}

.session-idle-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: rgb(248 250 252 / 0.92);
    font-size: 0.74rem;
    line-height: 1;
    white-space: nowrap;
}

.session-idle-indicator__label {
    letter-spacing: 0.01em;
}

.session-idle-indicator__time {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-variant-numeric: tabular-nums;
    font-size: 0.82rem;
    font-weight: 650;
    letter-spacing: 0.02em;
    color: #ffffff;
}

.session-idle-indicator__hint {
    color: rgb(241 245 249 / 0.8);
    font-size: 0.68rem;
}

.session-idle-indicator.is-warning .session-idle-indicator__time {
    color: #fde68a;
}

.session-idle-indicator.is-expired .session-idle-indicator__time {
    color: #fecaca;
}

.session-idle-indicator.is-expired .session-idle-indicator__hint {
    color: #fee2e2;
}

dialog {
    max-width: 420px;
    width: 92%;
    max-height: min(92dvh, 860px);
    border: 2px solid var(--border-color);
    border-radius: 0.7rem;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.15);
    padding: 1.2rem;
    overflow: auto;
}

dialog:not([open]) {
    display: none;
}

#addressAssistantDialog {
    max-width: 620px;
}

#signatureZoomDialog {
    max-width: 980px;
}

.content-dialog {
    max-width: 820px;
    max-height: min(90dvh, 820px);
    overflow: hidden;
}

.content-dialog[open] {
    display: flex;
    flex-direction: column;
}

.content-dialog > h3 {
    margin: 0 0 0.8rem;
}

.content-dialog-body {
    flex: 1 1 auto;
    min-height: 0;
    max-height: none;
    overflow: auto;
    overscroll-behavior: contain;
    padding-right: 0.25rem;
}

.content-dialog .dialog-buttons {
    flex: 0 0 auto;
    margin-top: 0.85rem;
    padding-top: 0.7rem;
    border-top: 1px solid rgb(148 163 184 / 0.4);
    background-color: #ffffff;
}

.modal-template-section {
    margin-bottom: 1rem;
}

.modal-template-section h4 {
    margin: 0 0 0.35rem;
    font-size: 1rem;
}

dialog::backdrop {
    background-color: rgb(15 23 42 / 0.45);
}

.dialog-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 1rem;
}

.pdf-encryption-toggle {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin: 0.35rem 0 0.7rem;
    font-weight: 600;
}

.pdf-encryption-toggle input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
}

#pdfEncryptFields {
    margin-top: 0.3rem;
}

#pdfEncryptErrorMessage {
    margin-top: 0.8rem;
    margin-bottom: 0;
}

@media (max-width: 700px) {
    .app-shell {
        padding: 0;
        min-height: 100vh;
    }

    .container {
        margin: 0;
        border-radius: 0;
        padding: 1rem;
    }

    dialog {
        width: calc(100% - 1rem);
        max-height: calc(100dvh - 1rem);
        margin: 0.5rem auto;
        padding: 1rem;
    }

    .content-dialog {
        max-height: calc(100dvh - 1rem);
    }

    .content-dialog-body {
        padding-right: 0.1rem;
    }

    .content-dialog .dialog-buttons {
        margin-top: 0.65rem;
        padding-top: 0.6rem;
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    body[data-page-mode="question"] .container,
    body[data-page-mode="terms"] .container,
    body[data-page-mode="welcome"] .container {
        height: auto;
        min-height: auto;
        display: block;
    }

    body[data-page-mode="question"] #appContent,
    body[data-page-mode="terms"] #appContent,
    body[data-page-mode="welcome"] #appContent {
        padding-top: 0.65rem;
    }

    .countdown-showcase {
        width: 96%;
    }

    .countdown-bars {
        --slot-left: 3.7%;
        --slot-width: 92.8%;
        --slot-height: 9.9%;
    }

    .countdown-bar {
        padding: 0 0.55rem;
        border-radius: 0.46rem;
        box-shadow:
            inset 0 1px 0 rgb(255 255 255 / 0.14),
            inset 0 -1px 0 rgb(15 23 42 / 0.32),
            0 1px 6px rgb(15 23 42 / 0.22);
    }

    .countdown-bar-label {
        font-size: clamp(0.52rem, 1.7vw, 0.68rem);
        letter-spacing: 0.06em;
    }

    .countdown-bar-value {
        font-size: clamp(0.84rem, 2.9vw, 1.05rem);
        min-width: 2.2ch;
    }

    .app-title-banner {
        margin: 0 0 0.65rem;
        width: 100%;
        border-radius: 0;
        padding: 0.8rem 1rem 0.9rem;
        font-size: clamp(1rem, 2.8vw, 1.18rem);
        line-height: 1.2;
    }

    .progress-visual {
        --walker-size: 2rem;
        --goal-size: 2.2rem;
    }

    .app-footer {
        margin: 0.65rem 0 0;
        width: 100%;
        border-radius: 0;
        padding: 0.8rem 1rem 1rem;
    }

    .app-footer-row {
        justify-content: space-between;
        gap: 0.55rem;
    }

    .session-idle-indicator {
        font-size: 0.7rem;
        gap: 0.25rem;
    }

    .session-idle-indicator__time {
        font-size: 0.76rem;
    }

    .session-idle-indicator__hint {
        display: none;
    }

    .navigation {
        flex-direction: row;
        align-items: center;
        flex-wrap: wrap;
        row-gap: 0.55rem;
    }

    .navigation-actions {
        margin-left: auto;
        align-items: center;
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .terms-content {
        max-height: none;
    }

    .welcome-content {
        max-height: none;
    }

    .help-video-frame video {
        max-height: min(44vh, 320px);
    }

    .signature-row {
        flex-direction: column;
    }

    .date-box {
        flex: 1;
        width: 100%;
    }

    .assistant-grid {
        grid-template-columns: 1fr;
    }

    .signature-grid {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .background-video {
        display: none;
    }

    .background-overlay {
        background: rgb(15 23 42 / 24%);
    }
}