/* ============================================================================
   Vereins-Umfragen Design System
   Hecklingen – gemeinsam Zukunft gestalten e. V.
   Brand Colors:
   - Vereins-Grau: #575656 (RGB: 87, 87, 86)
   - Vereins-Gelb: #ffca00 (RGB: 255, 202, 0)
   ============================================================================ */

:root {
    --brand-yellow: #ffca00;
    --brand-yellow-hover: #f0be00;
    --brand-yellow-soft: #fff8db;
    --brand-yellow-border: #ffe066;

    --brand-grey: #575656;
    --brand-grey-dark: #2b2a2a;
    --brand-grey-muted: #6e6d6d;
    --brand-grey-light: #e6e5e3;

    --bg-page: #f6f6f4;
    --bg-card: #ffffff;
    --bg-subtle: #fafaf8;

    --border-default: #e2e1de;
    --border-hover: #c5c4c0;

    --text-main: #2b2a2a;
    --text-secondary: #575656;
    --text-muted: #666565;

    --danger-bg: #fff2f0;
    --danger-border: #ffccc7;
    --danger-text: #a8071a;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-pill: 999px;

    --shadow-card: 0 10px 30px rgba(43, 42, 42, 0.06), 0 2px 8px rgba(43, 42, 42, 0.04);
    --shadow-option-active: 0 3px 10px rgba(255, 202, 0, 0.22);

    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ----------------------------------------------------------------------------
   Reset & Base
   ---------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

[hidden] {
    display: none !important;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    transition: font-size 0.15s ease;
}

/* Bei aktivierter Großschrift wird der Container etwas breiter für optimalen Lesefluss */
html[data-large-text="true"] .wizard-main,
html[data-large-text="true"] .header-inner,
html[data-large-text="true"] .progress-wrapper {
    max-width: 920px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-page);
    background-image: radial-gradient(circle at 50% 0%, rgba(255, 202, 0, 0.14) 0%, transparent 55%);
    color: var(--text-main);
    line-height: 1.45;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

.app-shell {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

/* ----------------------------------------------------------------------------
   Header & Progress Bar (Kompakte Topbar für alle Steps)
   ---------------------------------------------------------------------------- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-default);
}

.header-inner {
    max-width: 820px;
    margin: 0 auto;
    padding: 0.55rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.brand-logo {
    height: 36px;
    width: auto;
    display: block;
    object-fit: contain;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.badge-survey {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--brand-grey);
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    padding: 0.28rem 0.65rem;
    border-radius: var(--radius-pill);
}

.step-counter {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--brand-grey-dark);
    background: var(--brand-yellow);
    padding: 0.28rem 0.7rem;
    border-radius: var(--radius-pill);
}

/* Progress Bar under Header */
.progress-wrapper {
    max-width: 820px;
    margin: 0 auto;
    padding: 0.15rem 1.25rem 0.55rem;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.76rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.progress-percent {
    color: var(--brand-grey-dark);
    font-variant-numeric: tabular-nums;
}

.progress-track {
    width: 100%;
    height: 7px;
    background: var(--brand-grey-light);
    border-radius: var(--radius-pill);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 5%;
    background: var(--brand-yellow);
    border-radius: var(--radius-pill);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ----------------------------------------------------------------------------
   Main Container, Hero-Logo & Barrierefreiheits-Schriftgröße
   ---------------------------------------------------------------------------- */
.wizard-main {
    flex: 1;
    width: 100%;
    max-width: 820px;
    margin: 0 auto;
    padding: 1.1rem 1rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Großes Vereinslogo auf der Startseite direkt über der Umfrage */
.intro-hero-brand {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.25rem 0.5rem;
    animation: cardFadeIn 0.25s ease-out;
}

.intro-hero-logo {
    width: 100%;
    max-width: 310px;
    height: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(43, 42, 42, 0.04));
}

/* Leiste oberhalb der Card (rechts ausgerichtet) für die Schriftgrößen-Steuerung */
.card-top-bar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 0.6rem;
}

/* Bewusst in festen Pixeln (min. 14–15px) gestaltet, damit auch Menschen mit
   Sehschwäche / Brille das Bedienelement sofort erkennen, bevor sie vergrößern! */
.a11y-widget {
    background: #ffffff;
    border: 1.5px solid var(--border-hover);
    border-radius: var(--radius-md);
    padding: 7px 11px;
    box-shadow: 0 4px 14px rgba(43, 42, 42, 0.05);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.a11y-main-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.a11y-header-group {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.a11y-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 700;
    color: var(--brand-grey-dark);
}

.a11y-icon {
    font-size: 18px;
    line-height: 1;
}

.a11y-quick-buttons {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    order: 1;
}

.a11y-header-group .a11y-slider-toggle {
    order: 2;
}

.a11y-size-btn {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 700;
    color: var(--brand-grey-dark);
    background: var(--bg-subtle);
    border: 1.5px solid var(--border-default);
    border-radius: 8px;
    padding: 5px 12px;
    cursor: pointer;
    transition: all 0.14s ease;
    text-align: center;
}

.a11y-size-btn:hover {
    border-color: var(--brand-grey-dark);
    background: var(--brand-yellow-soft);
}

.a11y-size-btn.is-active {
    background: var(--brand-yellow);
    border-color: var(--brand-grey-dark);
    color: var(--brand-grey-dark);
    box-shadow: 0 2px 5px rgba(255, 202, 0, 0.35);
}

.a11y-slider-toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 700;
    color: var(--brand-grey);
    background: transparent;
    border: 1px dashed var(--border-hover);
    border-radius: 7px;
    padding: 5px 9px;
    cursor: pointer;
}

.a11y-slider-toggle:hover,
.a11y-slider-toggle[aria-expanded="true"] {
    color: var(--brand-grey-dark);
    border-color: var(--brand-grey-dark);
    background: var(--bg-subtle);
}

.a11y-percent-badge {
    background: var(--brand-yellow-soft);
    border: 1px solid var(--brand-yellow-border);
    color: var(--brand-grey-dark);
    padding: 1px 6px;
    border-radius: var(--radius-pill);
    font-variant-numeric: tabular-nums;
}

/* Stufenloser Schieberegler-Bereich */
.a11y-slider-panel {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 6px;
    border-top: 1px solid var(--border-default);
}

.a11y-step-btn {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 800;
    color: var(--brand-grey-dark);
    background: var(--bg-subtle);
    border: 1.5px solid var(--border-hover);
    border-radius: 6px;
    padding: 4px 10px;
    cursor: pointer;
}

.a11y-step-btn:hover {
    background: var(--brand-yellow);
    border-color: var(--brand-grey-dark);
}

.a11y-range-input {
    flex: 1;
    min-width: 140px;
    accent-color: var(--brand-grey-dark);
    cursor: pointer;
    height: 6px;
}

/* ----------------------------------------------------------------------------
   Wizard Card
   ---------------------------------------------------------------------------- */
.wizard-card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-top: 4px solid var(--brand-yellow);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 1.6rem 1.75rem;
    animation: cardFadeIn 0.22s ease-out;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ----------------------------------------------------------------------------
   Badges & Pills
   ---------------------------------------------------------------------------- */
.pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-pill);
}

.pill-yellow {
    background: var(--brand-yellow);
    color: var(--brand-grey-dark);
}

.pill-grey {
    background: var(--bg-subtle);
    color: var(--brand-grey);
    border: 1px solid var(--border-default);
}

/* ----------------------------------------------------------------------------
   Screen 0: Intro / Start Screen
   ---------------------------------------------------------------------------- */
.intro-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
}

.intro-title {
    font-size: clamp(1.35rem, 2.8vw, 1.85rem);
    color: var(--brand-grey-dark);
    line-height: 1.25;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.intro-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.96rem;
    margin-bottom: 1.25rem;
}

.intro-lead {
    font-size: 1.03rem;
    font-weight: 600;
    color: var(--text-main);
}

.intro-highlight-box {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    background: var(--brand-yellow-soft);
    border: 1px solid var(--brand-yellow-border);
    border-left: 4px solid var(--brand-yellow);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    color: var(--brand-grey-dark);
    font-size: 0.9rem;
}

.highlight-icon {
    font-size: 1.2rem;
    line-height: 1.2;
}

.intro-facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.4rem;
}

.fact-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.85rem;
}

.fact-icon {
    font-size: 1.35rem;
}

.fact-item strong {
    display: block;
    font-size: 0.88rem;
    color: var(--brand-grey-dark);
}

.fact-item span {
    display: block;
    font-size: 0.76rem;
    color: var(--text-muted);
}

.intro-actions {
    display: flex;
    justify-content: flex-end;
}

/* ----------------------------------------------------------------------------
   Screen 1..21: Question Step
   ---------------------------------------------------------------------------- */
.question-header {
    margin-bottom: 1rem;
}

.question-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.question-part-badge {
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--brand-grey);
}

.question-number-pill {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--brand-grey-dark);
    background: var(--brand-yellow-soft);
    border: 1px solid var(--brand-yellow-border);
    padding: 0.18rem 0.6rem;
    border-radius: var(--radius-pill);
}

.question-title {
    font-size: clamp(1.12rem, 2.2vw, 1.38rem);
    color: var(--brand-grey-dark);
    line-height: 1.3;
    margin-bottom: 0.4rem;
}

.question-hint-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.question-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.selection-counter {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-pill);
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    color: var(--brand-grey);
}

.selection-counter.is-max {
    background: var(--brand-yellow);
    border-color: var(--brand-yellow-hover);
    color: var(--brand-grey-dark);
}

/* ----------------------------------------------------------------------------
   Option Cards (Single & Multiple Choice)
   ---------------------------------------------------------------------------- */
.options-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.55rem;
}

/* Bei vielen Optionen (ab 6 Antworten) auf Desktop 2-spaltig für 0-Scroll-UX */
@media (min-width: 640px) {
    .options-grid.grid-two-cols {
        grid-template-columns: repeat(2, 1fr);
    }

    .options-grid.grid-two-cols .option-card-wide {
        grid-column: 1 / -1;
    }
}

.option-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-subtle);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 0.7rem 0.9rem;
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
    user-select: none;
}

.option-card:hover {
    border-color: var(--brand-grey);
    background: #ffffff;
}

.option-card.is-selected {
    background: var(--brand-yellow-soft);
    border-color: var(--brand-yellow);
    box-shadow: var(--shadow-option-active);
}

.option-card.is-disabled {
    opacity: 0.48;
    cursor: not-allowed;
}

.option-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.option-indicator {
    width: 1.38rem;
    height: 1.38rem;
    flex-shrink: 0;
    border: 2px solid var(--brand-grey);
    background: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    font-size: 0.8rem;
    font-weight: 800;
    color: transparent;
}

.option-indicator.indicator-radio {
    border-radius: 50%;
}

.option-indicator.indicator-checkbox {
    border-radius: 6px;
}

.option-card.is-selected .option-indicator {
    background: var(--brand-yellow);
    border-color: var(--brand-grey-dark);
    color: var(--brand-grey-dark);
}

.option-label-text {
    font-size: 0.94rem;
    font-weight: 500;
    color: var(--text-main);
    line-height: 1.32;
}

.option-card.is-selected .option-label-text {
    font-weight: 700;
    color: var(--brand-grey-dark);
}

/* Aufklappbares Sonstiges-Textfeld innerhalb einer Option */
.other-input-wrap {
    margin-top: 0.55rem;
    padding-left: 2.1rem;
}

.other-text-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--text-main);
    background: #ffffff;
    border: 1.5px solid var(--brand-grey);
    border-radius: var(--radius-sm);
    outline: none;
}

.other-text-input:focus {
    border-color: var(--brand-grey-dark);
    box-shadow: 0 0 0 3px rgba(255, 202, 0, 0.35);
}

/* ----------------------------------------------------------------------------
   Rating Matrix (Frage 15: Mehrgenerationenhaus Bewertung 1..5 + k. A.)
   ---------------------------------------------------------------------------- */
.matrix-legend {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    padding: 0.45rem 0.75rem;
    margin-bottom: 0.75rem;
}

.matrix-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.matrix-row {
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.85rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.matrix-row.is-answered {
    border-color: var(--brand-yellow-border);
    background: #ffffff;
}

.matrix-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--brand-grey-dark);
    flex: 1 1 210px;
}

.matrix-buttons {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.matrix-btn {
    min-width: 2.25rem;
    height: 2.15rem;
    padding: 0 0.5rem;
    border: 1.5px solid var(--border-default);
    background: #ffffff;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--brand-grey);
    cursor: pointer;
    transition: all 0.14s ease;
}

.matrix-btn:hover {
    border-color: var(--brand-grey);
    color: var(--brand-grey-dark);
}

.matrix-btn.is-selected {
    background: var(--brand-yellow);
    border-color: var(--brand-grey-dark);
    color: var(--brand-grey-dark);
    box-shadow: var(--shadow-option-active);
}

.matrix-btn-na {
    font-size: 0.76rem;
    font-weight: 600;
    padding: 0 0.6rem;
}

/* ----------------------------------------------------------------------------
   NPS Scale 0..10 (Frage 19)
   ---------------------------------------------------------------------------- */
.scale-wrapper {
    padding: 0.5rem 0;
}

.scale-grid {
    display: grid;
    grid-template-columns: repeat(11, 1fr);
    gap: 0.4rem;
    margin-bottom: 0.6rem;
}

.scale-btn {
    height: 3rem;
    border: 1.5px solid var(--border-default);
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--brand-grey-dark);
    cursor: pointer;
    transition: all 0.15s ease;
}

.scale-btn:hover {
    border-color: var(--brand-grey);
    background: #ffffff;
}

.scale-btn.is-selected {
    background: var(--brand-yellow);
    border-color: var(--brand-grey-dark);
    color: var(--brand-grey-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-option-active);
}

.scale-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ----------------------------------------------------------------------------
   Textarea / Freitext (Fragen 18, 20, 21)
   ---------------------------------------------------------------------------- */
.textarea-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.survey-textarea {
    width: 100%;
    min-height: 8.2rem;
    padding: 0.85rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-main);
    background: var(--bg-subtle);
    border: 1.5px solid var(--border-default);
    border-radius: var(--radius-md);
    resize: vertical;
    outline: none;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.survey-textarea:focus {
    background: #ffffff;
    border-color: var(--brand-grey-dark);
    box-shadow: 0 0 0 3px rgba(255, 202, 0, 0.3);
}

.textarea-optional-note {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ----------------------------------------------------------------------------
   Cloudflare Turnstile Container & Auto-Resume Banner (Startbildschirm)
   ---------------------------------------------------------------------------- */
.turnstile-container {
    margin: 0.75rem 0 0.9rem;
    display: flex;
    justify-content: flex-start;
}

.resume-banner {
    margin: 0 0 1.25rem;
    padding: 1rem 1.15rem;
    background: var(--brand-yellow-soft);
    border: 2px solid var(--brand-yellow);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.resume-banner-text strong {
    display: block;
    font-size: 1rem;
    color: var(--brand-grey-dark);
    margin-bottom: 0.2rem;
}

.resume-banner-text p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.resume-banner-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.autosave-status {
    margin-top: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    font-size: 0.76rem;
    color: var(--text-muted);
    font-weight: 500;
}

.autosave-check {
    color: var(--success-text);
    font-weight: 800;
}

/* ----------------------------------------------------------------------------
   Validation Banner & Wizard Footer Navigation
   ---------------------------------------------------------------------------- */
.validation-banner {
    margin-top: 0.85rem;
    padding: 0.6rem 0.85rem;
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    border-radius: var(--radius-sm);
    color: var(--danger-text);
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.wizard-footer {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-default);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

/* ----------------------------------------------------------------------------
   Buttons (Hochkontrast: Dunkelgrau auf Vereins-Gelb #ffca00)
   ---------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 0.7rem 1.25rem;
    border-radius: var(--radius-md);
    border: 1.5px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: var(--brand-yellow);
    color: var(--brand-grey-dark);
    border-color: #e6b600;
    box-shadow: 0 2px 6px rgba(255, 202, 0, 0.3);
}

.btn-primary:hover {
    background: var(--brand-yellow-hover);
    border-color: var(--brand-grey-dark);
}

.btn:disabled,
.btn.is-disabled {
    background: #e4e3df;
    color: #969592;
    border-color: #d4d3cf;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.btn:disabled:hover,
.btn.is-disabled:hover {
    background: #e4e3df;
    color: #969592;
    border-color: #d4d3cf;
    transform: none;
}

.btn-secondary {
    background: #ffffff;
    color: var(--brand-grey-dark);
    border-color: var(--border-default);
}

.btn-secondary:hover {
    background: var(--bg-subtle);
    border-color: var(--brand-grey);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
    font-weight: 600;
    font-size: 0.88rem;
}

.btn-ghost:hover {
    color: var(--brand-grey-dark);
    background: var(--bg-subtle);
}

.btn-large {
    padding: 0.85rem 1.6rem;
    font-size: 1.02rem;
}

.btn-arrow {
    font-size: 1.05em;
    line-height: 1;
}

/* ----------------------------------------------------------------------------
   Outro / Thank You Screen
   ---------------------------------------------------------------------------- */
.screen-outro {
    text-align: center;
}

.outro-icon-wrap {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--brand-yellow);
    color: var(--brand-grey-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    box-shadow: var(--shadow-option-active);
}

.outro-title {
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    color: var(--brand-grey-dark);
    margin: 0.75rem 0 0.6rem;
}

.outro-text {
    color: var(--text-secondary);
    max-width: 540px;
    margin: 0 auto 1.4rem;
    font-size: 0.98rem;
}

.outro-org-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.45rem;
    padding: 1rem 1.5rem;
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    margin-bottom: 1.4rem;
}

.outro-logo {
    height: 62px;
    width: auto;
}

.outro-org-name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--brand-grey);
}

.prototype-summary {
    text-align: left;
    margin-bottom: 1.4rem;
    background: var(--bg-subtle);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
}

.prototype-summary summary {
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--brand-grey-dark);
}

.summary-list {
    margin-top: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    max-height: 260px;
    overflow-y: auto;
    font-size: 0.84rem;
}

.summary-item {
    padding: 0.45rem 0.65rem;
    background: #ffffff;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
}

.summary-item strong {
    display: block;
    color: var(--brand-grey-dark);
    margin-bottom: 0.15rem;
}

.outro-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ----------------------------------------------------------------------------
   Powered by Tenortis AI & App Footer
   ---------------------------------------------------------------------------- */
.powered-by-bar {
    display: flex;
    justify-content: center;
    padding: 0.25rem 1rem 0.2rem;
}

.powered-by-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid var(--border-default);
    padding: 0.28rem 0.8rem;
    border-radius: var(--radius-pill);
    text-decoration: none;
    transition: all 0.15s ease;
}

.powered-by-link strong {
    color: var(--brand-grey-dark);
    font-weight: 700;
}

.powered-by-link:hover {
    background: #ffffff;
    border-color: var(--brand-yellow);
    box-shadow: 0 2px 8px rgba(43, 42, 42, 0.06);
    transform: translateY(-1px);
}

.powered-by-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--brand-yellow);
    border: 1px solid #d4a800;
}

.app-footer {
    padding: 0.5rem 1rem 0.9rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-inner {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.app-footer a {
    color: var(--brand-grey);
    text-decoration: none;
    font-weight: 600;
}

.app-footer a:hover {
    text-decoration: underline;
}

/* ----------------------------------------------------------------------------
   Mobile Optimizations (Kompakter Viewport ohne langes Scrollen)
   ---------------------------------------------------------------------------- */
@media (max-width: 639px) {
    .header-inner {
        padding: 0.45rem 0.9rem;
    }

    .brand-logo {
        height: 30px;
    }

    .badge-survey {
        display: none;
    }

    .progress-wrapper {
        padding: 0.1rem 0.9rem 0.45rem;
    }

    .wizard-main {
        padding: 0.65rem 0.65rem;
        justify-content: flex-start;
    }

    .intro-hero-logo {
        max-width: 240px;
    }

    .card-top-bar {
        justify-content: stretch;
    }

    .a11y-widget {
        width: 100%;
        padding: 8px 10px;
    }

    .a11y-main-row {
        flex-direction: column;
        align-items: stretch;
        gap: 7px;
    }

    .a11y-header-group {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    .a11y-quick-buttons {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        width: 100%;
        gap: 6px;
    }

    .wizard-card {
        padding: 1.1rem 1rem;
        border-radius: var(--radius-md);
    }

    .intro-facts {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .intro-actions .btn {
        width: 100%;
    }

    .question-title {
        font-size: 1.08rem;
    }

    .options-grid {
        gap: 0.42rem;
    }

    .option-card {
        padding: 0.55rem 0.75rem;
    }

    .option-label-text {
        font-size: 0.88rem;
    }

    /* NPS 0..10 auf Smartphone in 2 kompakten Reihen (6 + 5) */
    .scale-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .wizard-footer {
        position: sticky;
        bottom: 0;
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(8px);
        margin: 0.9rem -1rem -1.1rem;
        padding: 0.75rem 1rem;
        border-top: 1px solid var(--border-default);
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }
}