/* ═══════════════════════════════════════════════════════════════
   KAUFEN VS. MIETEN ÖSTERREICH
   Design: Austrian Red/White palette · Playfair Display + Inter
   ═══════════════════════════════════════════════════════════════ */

/* ── Token System ── */
:root {
    /* Austrian palette */
    --red:        #CC0000;
    --red-dark:   #990000;
    --red-light:  #FDEAEA;
    --red-mid:    #F5C6C6;
    --white:      #FFFFFF;

    /* Neutral scale */
    --ink:        #1C1C1E;
    --ink-soft:   #3A3A3C;
    --stone:      #636366;
    --mist:       #AEAEB2;
    --smoke:      #E5E5EA;
    --ghost:      #F2F2F7;
    --canvas:     #FAFAFA;

    /* Functional */
    --card:       #FFFFFF;
    --shadow-sm:  0 2px 8px rgba(0,0,0,.06);
    --shadow-md:  0 8px 24px rgba(0,0,0,.09);
    --shadow-lg:  0 20px 60px rgba(0,0,0,.12);

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Layout */
    --nav-h: 56px;
    --radius: 10px;
    --radius-lg: 18px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--canvas);
    color: var(--ink);
    overflow-y: auto;
    overflow-x: hidden;
    display: block;
    height: auto;
}

/* ═══════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════ */
#site-navigation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-h);
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--smoke);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    z-index: 2000;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--ink);
    letter-spacing: 0.02em;
}

/* Mini Austrian flag */
.nav-flag {
    display: flex;
    flex-direction: column;
    width: 22px;
    height: 16px;
    border-radius: 2px;
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,.1);
}
.flag-stripe { flex: 1; }
.flag-red   { background: var(--red); }
.flag-white { background: var(--white); }

.nav-links {
    display: flex;
    gap: 4px;
}

.nav-item {
    text-decoration: none;
    color: var(--stone);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 6px;
    transition: color 0.18s, background 0.18s;
    letter-spacing: 0.01em;
}

.nav-item:hover {
    color: var(--red);
    background: var(--red-light);
}

.nav-item.active {
    color: var(--red);
    background: var(--red-light);
    font-weight: 600;
}

/* Colour Blind Mode toggle */
.cb-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    flex-shrink: 0;
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid var(--smoke);
}

.cb-toggle input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.cb-toggle-track {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--mist);
    border-radius: 999px;
    transition: background 0.2s ease;
    flex-shrink: 0;
}

.cb-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    background: var(--white);
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,.2);
    transition: transform 0.2s ease;
}

.cb-toggle input:checked ~ .cb-toggle-track {
    background: var(--red);
}

.cb-toggle input:checked ~ .cb-toggle-track .cb-toggle-thumb {
    transform: translateX(16px);
}

.cb-toggle-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--stone);
    white-space: nowrap;
    transition: color 0.2s;
}

.cb-toggle:hover .cb-toggle-label {
    color: var(--ink);
}

/* ═══════════════════════════════════════════════
   SCROLL CONTAINER + SECTIONS
   ═══════════════════════════════════════════════ */
.scroll-snap-container {
    position: relative;
    width: 100%;
    margin-top: var(--nav-h);
}

.snap-section {
    position: relative;
    width: 100%;
    min-height: calc(100vh - var(--nav-h));
    scroll-margin-top: var(--nav-h);
}

/* Reveal animation */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 2.5s ease, transform 3.5s cubic-bezier(.22,1,.36,1);
}
.reveal-on-scroll.appeared {
    opacity: 1;
    transform: none;
}

/* ═══════════════════════════════════════════════
   HERO / INTRO SECTION
   ═══════════════════════════════════════════════ */
#intro-breakeven {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7rem 6vw 5rem;
    background: var(--white);
    overflow: hidden;
}

/* Diagonal flag-stripe accent — the signature element */
.hero-stripe-accent {
    position: absolute;
    top: 0;
    right: 0;
    width: 38vw;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    /* Three horizontal Austrian bands, clipped to a diagonal shape */
    background:
            linear-gradient(
                    to bottom,
                    var(--red) 0%,
                    var(--red) 33.3%,
                    var(--white) 33.3%,
                    var(--white) 66.6%,
                    var(--red) 66.6%,
                    var(--red) 100%
            );
    opacity: 0.06;
    clip-path: polygon(18% 0%, 100% 0%, 100% 100%, 0% 100%);
}

#intro-breakeven-container {
    position: relative;
    z-index: 1;
    width: min(1200px, 100%);
    margin: auto;
}

#intro-sidebar {
    width: 100%;
}

/* Story header */
.story-header {
    max-width: 820px;
    margin: 0 0 3.5rem;
}

.story-eyebrow {
    display: inline-block;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    font-family: var(--font-body);
}

.story-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.5vw, 5.2rem);
    font-weight: 900;
    line-height: 1.06;
    color: var(--ink);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.story-header h1 em {
    font-style: italic;
    color: var(--red);
}

.story-intro {
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    line-height: 1.85;
    color: var(--stone);
    max-width: 100%;
}

/* Intro cards */
.intro-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 90%;
}

.story-card {
    background: var(--card);
    padding: 2rem 2.2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--smoke);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.story-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--red);
    border-radius: 4px 0 0 4px;
}

.story-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.9rem;
}

.material-symbols-outlined {
    font-size: inherit;
    vertical-align: middle;
    margin: 0 4px;
    color: var(--red);
}

.story-card strong {
    color: var(--ink);
    font-size: 1.05rem;
    font-weight: 700;
    font-family: var(--font-display);
}

.story-card p {
    color: var(--stone);
    line-height: 1.8;
    font-size: 0.9rem;
    margin-bottom: 0.9rem;
}

.story-card p:last-child { margin-bottom: 0; }

/* CTA scroll link */
.story-scroll-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--red);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-bottom: 2px solid var(--red-mid);
    padding-bottom: 3px;
    transition: border-color 0.2s, gap 0.2s;
}

.story-scroll-cta:hover {
    border-color: var(--red);
    gap: 14px;
}

.scroll-arrow {
    width: 18px;
    height: 18px;
    animation: arrowBounce 1.6s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(4px); }
}

/* ═══════════════════════════════════════════════
   DASHBOARD SECTION
   ═══════════════════════════════════════════════ */
#page-dashboard {
    position: relative;
    width: 100%;
    min-height: calc(100vh - var(--nav-h));
    height: auto !important; /* Overrides rigid full-viewport restriction to allow natural scrolling */
    overflow: visible !important;
    background: var(--ghost);
    padding: 3rem 24px 2rem; /* Adds generous breathing room at the top */
    display: flex;
    flex-direction: column;
    gap: 2rem; /* Creates clean space between the heading and the interactive map block */
}

.dashboard-intro-header {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

.dashboard-intro-header h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.2vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin: 0;
}

.dashboard-intro-header h3 {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.2vw, 2.1rem);
    font-weight: 600;
    line-height: 1.0;
    color: var(--ink);
    letter-spacing: -0.02em;
    margin: 0;
}

.dashboard-intro-header h2 em {
    font-style: italic;
    color: var(--red);
}

#page-dashboard .intro-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Material Icons adjustment inside the dashboard story cards */
#page-dashboard .story-card .card-icon {
    color: var(--red);
    margin-bottom: 0.5rem;
}

#page-dashboard .story-card p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 0.75rem;
}

#page-dashboard .story-card p .material-symbols-outlined {
    font-size: 1.1rem;
    color: var(--red);
    margin-top: 2px;
    flex-shrink: 0;
}

#main-viewport-container {
    display: flex;
    flex-direction: row;
    height: calc(100vh - var(--nav-h) - 40px); /* Gives the app a stable desktop layout size */
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
    padding: 0;
    gap: 12px;
}

#app-wrapper {
    display: flex;
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--smoke);
}

/* ── Map column ── */
#map-section-wrapper {
    flex: 1.4;
    display: flex;
    flex-direction: column;
    height: 100%;
    border-right: 1px solid var(--smoke);
}

#map-container {
    flex: 1;
    min-height: 50%;
    position: relative;
    background: var(--ghost);
}

#map {
    width: 100%;
    height: 100% !important;
}

/* Map controls panel */
#controls {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 1000;
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(8px);
    padding: 10px 14px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 7px;
    border: 1px solid var(--smoke);
}

.control-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--stone);
    min-width: 50px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.btn-group {
    display: flex;
    gap: 0;
}

.btn-group button {
    padding: 4px 11px;
    border: 1px solid var(--smoke);
    background: var(--white);
    cursor: pointer;
    font-size: 0.72rem;
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--stone);
    transition: all 0.15s;
    border-radius: 0;
}

.btn-group button:first-child { border-radius: 5px 0 0 5px; }
.btn-group button:last-child  { border-radius: 0 5px 5px 0; border-left: none; }

.btn-group button:hover { background: var(--ghost); color: var(--ink); }

.btn-group button.active {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
    font-weight: 600;
}

/* Map legend */
#map-legend {
    position: absolute;
    bottom: 12px;
    left: 12px;
    z-index: 1000;
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(8px);
    padding: 10px 14px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 5px;
    border: 1px solid var(--smoke);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.legend-color {
    min-width: 10px;
    max-width: 10px;
    min-height: 10px;
    max-height: 10px;
    border-radius: 2px;
    display: inline-block;
}

.legend-text {
    font-size: 9.5px;
    color: var(--ink-soft);
    font-weight: 600;
    font-family: var(--font-body);
}

/* ── Calculator inputs panel ── */
#calculator-inputs-container {
    background: var(--ghost);
    border-top: 1px solid var(--smoke);
    padding: clamp(8px, 0.8vw, 14px);
    display: block;
    overflow-y: auto;
    max-height: calc(100vh - var(--nav-h));
    flex: 1;
    min-height: 0;
}

.inputs-table-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(8px, 0.9vw, 14px);
    width: 100%;
    align-items: end;
}

.table-header {
    font-size: clamp(0.7rem, 0.9vw, 0.82rem);
    color: var(--red);
    font-weight: 700;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--red);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: var(--font-body);
}

.table-cell {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.table-cell.empty-cell { height: 1px; }

.table-cell label {
    font-size: clamp(0.62rem, 0.75vw, 0.75rem);
    color: var(--ink-soft);
    font-weight: 600;
    line-height: 1.3;
}

.table-cell label small {
    display: block;
    font-weight: 400;
    color: var(--mist);
    font-size: 0.85em;
}

.table-cell input[type="number"] {
    width: 100%;
    padding: clamp(5px, 0.45vw, 9px) clamp(7px, 0.6vw, 11px);
    font-size: clamp(0.72rem, 0.85vw, 0.88rem);
    font-family: var(--font-body);
    border: 1px solid var(--smoke);
    border-radius: 6px;
    height: clamp(30px, 2.1vw, 38px);
    background: var(--white);
    color: var(--ink);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.table-cell input[type="number"]:disabled {
    background: var(--smoke);
    color: var(--mist);
    border-color: var(--smoke);
    cursor: not-allowed;
}

.table-cell input[type="number"]:focus:not(:disabled) {
    border-color: var(--red);
    outline: none;
    box-shadow: 0 0 0 3px rgba(204,0,0,.1);
}

/* Loan toggle label */
.label-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.loan-toggle-label {
    font-size: 0.68rem;
    color: var(--stone);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Action bar */
.parameter-actions-wrapper {
    display: flex;
    justify-content: flex-end;
    border-top: 1px solid var(--smoke);
    padding-top: clamp(8px, 0.7vw, 14px);
    margin-top: 8px;
}

.parameter-actions-wrapper button,
#btn-execute-calculation {
    background: var(--red);
    color: var(--white);
    border: none;
    padding: clamp(7px, 0.6vw, 11px) clamp(16px, 1.4vw, 24px);
    font-size: clamp(0.75rem, 0.9vw, 0.86rem);
    font-weight: 700;
    font-family: var(--font-body);
    border-radius: 6px;
    cursor: pointer;
    letter-spacing: 0.03em;
    transition: background 0.18s, transform 0.15s;
}

.parameter-actions-wrapper button:hover,
#btn-execute-calculation:hover {
    background: var(--red-dark);
    transform: translateY(-1px);
}

/* ── Info/Chart panel ── */
#info-panel {
    flex: 1;
    background: var(--white);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    overflow: auto;
    font-size: clamp(5px, 1.4vw, 13px);
}

#info-panel h2 {
    font-family: var(--font-display);
    font-size: clamp(0.95rem, 1.4vw, 1.25rem);
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
}

.panel-divider {
    border: none;
    border-top: 1px solid var(--smoke);
    margin-bottom: 12px;
}

#info-content {
    margin-bottom: 14px;
    flex-shrink: 0;
}

.placeholder-text {
    color: var(--mist);
    font-style: italic;
    font-size: 0.85rem;
    padding: 12px 0;
}

.data-card {
    background: var(--ghost);
    border-left: 3px solid var(--red);
    padding: 10px 14px;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: clamp(0.7rem, 1vw, 0.88rem);
}

.data-card p small {
    display: inline-block;
    font-size: 0.75em;
    color: var(--mist);
    line-height: 1.3;
}

/* Chart section */
#chart-section-wrapper {
    display: flex;
    flex-direction: column;
    border-top: 1px dashed var(--smoke);
    padding-top: 12px;
    flex: 1;
    min-height: 0;
    font-size: clamp(5px, 1vw, 12px);
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.22,1,.36,1);
}

#chart-section-wrapper.visible {
    opacity: 1;
    transform: none;
}

#chart-section-wrapper h3 {
    font-family: var(--font-display);
    font-size: clamp(0.78rem, 1.05vw, 1rem);
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 8px;
}

/* Chart line toggles */
#chart-line-toggles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px 10px;
    background: var(--ghost);
    padding: 8px 12px;
    border-radius: var(--radius);
    margin-bottom: 8px;
    border: 1px solid var(--smoke);
    flex-shrink: 0;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--stone);
}

.toggle-container input { cursor: pointer; accent-color: currentColor; }

.text-yellow { color: #e65100; }
.text-red    { color: #0066cc; }

.chart-canvas-container {
    position: relative;
    width: 100%;
    flex: 1;
    min-height: 180px;
    max-height: 420px;
}

#break-even-summary-text {
    font-size: 0.78rem;
    color: var(--ink-soft);
    background: var(--ghost);
    padding: 10px 14px;
    border-radius: var(--radius);
    border-left: 3px solid var(--mist);
    margin-top: 10px;
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════
   INSIGHTS SECTION
   ═══════════════════════════════════════════════ */
#page-insights {
    background: var(--ghost);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: clamp(16px, 2vh, 28px) clamp(16px, 3vw, 40px);
    min-height: calc(100vh - var(--nav-h));
}

.insights-container {
    max-width: 100%;
    display: grid;
    grid-template-columns: 1fr 40%;
    gap: 28px;
    align-items: center; /* vertically centres the side column against the main column */
}

.insights-main-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.insights-side-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-self: stretch;
    opacity: 1;
    transform: translateY(60px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.22,1,.36,1);
}


/* Insights section header */
.insights-section-header {
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-eyebrow {
    display: inline-block;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
}

.insights-section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 0.4rem;
}

.insights-subtitle {
    color: var(--stone);
    font-size: clamp(0.82rem, 1.1vw, 0.94rem);
}

/* Year slider */
#allocation-breakdown-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: clamp(16px, 2vw, 28px);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--smoke);
    position: relative; /* needed for the lock overlay to position against */
    overflow: hidden;
}

/* Lock overlay — shown until a map region has been clicked */
#breakdown-lock-overlay {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    background: rgba(242, 242, 247, 0.82);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    z-index: 10;
    text-align: center;
    padding: 32px;
    transition: opacity 0.4s ease;
}

#breakdown-lock-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.lock-overlay-icon {
    font-size: 2.4rem;
    line-height: 1;
}

.lock-overlay-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink);
}

.lock-overlay-hint {
    font-size: 0.85rem;
    color: var(--stone);
    line-height: 1.6;
    max-width: 280px;
}

.year-slider-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--ghost);
    padding: 10px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--smoke);
    margin: 12px 0 16px;
}

.slider-label {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--stone);
    white-space: nowrap;
    min-width: 140px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.slider-year-value {
    color: var(--red);
    font-size: 0.9rem;
    font-weight: 800;
    font-family: var(--font-display);
}

#breakdown-year-slider {
    flex: 1;
    accent-color: var(--red);
    cursor: pointer;
}

/* Chart blocks */
.difference-chart-block,
.donut-card {
    background: var(--white);
    padding: 16px;
    border: 1px solid var(--smoke);
    border-radius: var(--radius);
    text-align: center;
}

.difference-chart-block {
    margin-bottom: 16px;
}

.donut-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.chart-block-title {
    font-size: clamp(0.78rem, 1.05vw, 0.88rem);
    color: var(--ink);
    font-weight: 700;
    margin-bottom: 10px;
    font-family: var(--font-display);
    display: block;
}

.chart-block-title small {
    display: block;
    font-size: 0.8em;
    font-family: var(--font-body);
    color: var(--stone);
    font-weight: 400;
    margin-top: 2px;
}

.renter-title { color: #2E7D32; }
.buyer-title  { color: #0055AA; }

.chart-canvas-container-sm {
    position: relative;
    height: 200px;
    width: 100%;
}

/* Context insight cards */
.insights-grid {
    display: flex;
    gap: clamp(12px, 1.5vw, 20px);
}

.insights-card {
    flex: 1;
    background: var(--white);
    padding: clamp(16px, 2vh, 22px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--smoke);
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}

.insights-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.insights-card-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    color: var(--red-mid);
    line-height: 1;
    margin-bottom: 8px;
}

.insights-card h3 {
    font-family: var(--font-display);
    font-size: clamp(0.9rem, 1.3vw, 1.05rem);
    color: var(--ink);
    margin-bottom: 8px;
    font-weight: 700;
}

.insights-card p {
    font-size: clamp(0.76rem, 1vw, 0.86rem);
    color: var(--stone);
    line-height: 1.6;
}

/* ═══════════════════════════════════════════════
   MODAL
   ═══════════════════════════════════════════════ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--white);
    padding: 28px 32px;
    border-radius: var(--radius-lg);
    width: 75%;
    max-width: 820px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 24px 60px rgba(0,0,0,.25);
    position: relative;
    transform: scale(0.88);
    transition: transform 0.3s cubic-bezier(.34,1.56,.64,1);
    border-top: 4px solid var(--red);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-content h3 {
    font-family: var(--font-display);
    color: var(--red);
    font-size: 1.25rem;
    font-weight: 700;
}

#modal-detailed-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--ink-soft);
    margin-top: 8px;
}

.modal-close-btn {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--mist);
    cursor: pointer;
    transition: color 0.18s;
    line-height: 1;
}

.modal-close-btn:hover { color: var(--red); }

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════ */
@keyframes popUpFadeIn {
    from { opacity: 0; transform: scale(0.9) translateY(-10px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */
@media (max-width: 1100px) {
    body { overflow-y: auto; height: auto; }

    #intro-breakeven { padding: 5rem 5vw 4rem; }
    .intro-columns { grid-template-columns: 1fr; gap: 1.5rem; }
    .hero-stripe-accent { display: none; }

    #page-dashboard {
        height: auto !important;
        min-height: auto !important;
        overflow: visible;
    }

    #main-viewport-container {
        flex-direction: column;
        height: auto;
        overflow: visible;
        padding: 8px;
    }

    #app-wrapper { flex-direction: column; height: auto; }
    #map-section-wrapper { border-right: none; border-bottom: 1px solid var(--smoke); height: 500px; }
    #map-container { height: 340px; min-height: 340px; }
    #info-panel { height: auto; min-height: 500px; }

    .insights-grid { flex-direction: column; }
    .donut-grid { grid-template-columns: 1fr; }
    .insights-container { grid-template-columns: 1fr; }
    .insights-side-column { position: static; }
}

@media (max-width: 640px) {
    .story-header h1 { font-size: 2.4rem; }
    .nav-links { display: none; }
    .inputs-table-grid { grid-template-columns: 1fr; }
    #map-section-wrapper { border-right: none; border-bottom: 1px solid #eef2f5; height: 500px; }
    #map-container { height: 350px; min-height: 350px}
    #info-panel { height: 600px; }
}

/* --- Page 4: Bar Chart --- */

#page-barchart {
    background: var(--ghost);
}

#page-barchart header {
    text-align: center;
    padding-top: 2rem;
    margin-bottom: 1rem;
    margin-top: 0;
}

#page-barchart header h1 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 2.5vw, 2.4rem);
    font-weight: 700;
    color: var(--ink);
}

#barchart-viewport-container {
    display: flex;
    width: 100%;
    height: 90%;
    flex: 1;
    padding: clamp(12px, 2vw, 24px);
    gap: clamp(16px, 2.5vw, 32px);
    overflow: hidden;
}

/* Sidebar */
#barchart-sidebar {
    flex: 0.25;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: flex-start;
    padding: 10px;
    max-height: calc(100vh - var(--nav-h));
    overflow-y: auto;
}

#barchart-sidebar h2 {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 1.5vw, 1.4rem);
    line-height: 1.35;
    color: var(--ink); /* Swapped from red to ink to match other intro sidebars */
    font-weight: 700;
}

#barchart-sidebar p {
    font-family: var(--font-body);
    font-size: clamp(0.85rem, 1vw, 0.95rem);
    line-height: 1.6;
    color: var(--stone);
}

#barchart-sidebar strong {
    color: var(--ink);
}

/* Main Container */
#barchart-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--smoke);
    overflow: hidden;
    height: 100%;
}

.filter-section {
    padding: 20px 24px 10px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--smoke);
}

.section-subheading {
    font-family: var(--font-display);
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    color: var(--ink);
    font-weight: 700;
}

/* Toggles */
#barchart-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    background: var(--ghost);
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--smoke);
    margin-top: 12px;
}

#barchart-toggles .toggle-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--stone);
    transition: color 0.2s;
}

#barchart-toggles .toggle-container:hover {
    color: var(--ink);
}

#barchart-toggles input[type="checkbox"] {
    accent-color: var(--red);
    cursor: pointer;
    width: 14px;
    height: 14px;
}

/* Chart Area */
#barchart-chart-wrapper {
    flex: 1;
    min-height: 200px;
    padding: 10px 25px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#barchart-canvas {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    height: 100%;
}

/* D3 Tooltip */
.d3-tooltip {
    position: fixed;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    border-left: 4px solid var(--red);
    padding: 14px 18px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--smoke);
    pointer-events: none;
    opacity: 0;
    z-index: 10;
    font-size: 0.85rem;
    color: var(--ink);
    font-family: var(--font-body);
    min-width: 240px;
}

.tooltip-title {
    font-weight: 700;
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--smoke);
    padding-bottom: 6px;
}

.tooltip-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 6px;
    color: var(--ink-soft);
}

.tooltip-value {
    font-weight: 700;
}

/* SVG formatting overrides */
.domain { stroke: var(--smoke); }

.tick line {
    stroke: var(--smoke);
}

.tick text {
    fill: var(--stone);
    font-family: var(--font-body);
    font-size: 11px;
}

.axis-label {
    font-size: 12px;
    font-weight: 600;
    fill: var(--ink-soft);
    font-family: var(--font-body);
}


/* Cost Estimator Bottom Block */
#calculator-section {
    padding: 20px 24px;
    background: var(--ghost);
    border-top: 1px solid var(--smoke);
    flex-shrink: 0;
}

.section-heading {
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    color: var(--ink);
    margin-bottom: 16px;
    font-weight: 700;
    font-family: var(--font-display);
}

.calc-grid {
    display: flex;
    gap: 24px;
    align-items: center;
}

.calc-inputs {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-field-block {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-field-block label {
    font-size: clamp(0.68rem, 0.8vw, 0.78rem);
    color: var(--ink-soft);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-field-block select,
.slider-group input[type="number"] {
    padding: clamp(5px, 0.45vw, 9px) clamp(7px, 0.6vw, 11px);
    font-size: clamp(0.78rem, 0.85vw, 0.88rem);
    font-family: var(--font-body);
    border: 1px solid var(--smoke);
    border-radius: 6px;
    height: clamp(34px, 2.1vw, 38px);
    background: var(--white);
    color: var(--ink);
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
}

.input-field-block select:focus,
.slider-group input[type="number"]:focus {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(204,0,0,.1);
}

.slider-group {
    display: flex;
    gap: 16px;
    align-items: center;
}

.slider-group input[type="range"] {
    flex: 1;
    accent-color: var(--red);
}

.slider-group input[type="number"] {
    width: 85px;
    text-align: center;
}

/* Results Box */
.calc-results {
    flex: 0.8;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--smoke);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    position: relative;
}

/* Red accent stripe mimicking the dashboard cards */
.calc-results::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--red);
    border-radius: var(--radius) 0 0 var(--radius);
}

.result-label {
    font-size: 0.75rem;
    color: var(--stone);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.result-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--red);
    margin: 6px 0;
    line-height: 1;
}

.result-formula {
    font-size: 0.75rem;
    color: var(--stone);
    background: var(--ghost);
    padding: 6px 10px;
    border-radius: 4px;
    border: 1px solid var(--smoke);
    font-family: var(--font-body);
}

.mt-15 {
    margin-top: 15px;
}

@media (max-width: 900px) {
    #barchart-viewport-container {
        flex-direction: column;
        overflow: visible;
        height: auto;
    }
    #barchart-sidebar {
        flex: none;
        max-width: 100%;
        max-height: none;
        border-bottom: 1px solid var(--smoke);
        padding-bottom: 20px;
    }
    .calc-grid {
        flex-direction: column;
        align-items: stretch;
    }
    .calc-results {
        padding: 15px;
    }
}


/* --- Page 3: Social Plot --- */
#page-social {
    background-color: #f0f4f8;
    display: flex;
    flex-direction: column;
}

.social-plots-container {
    display: flex;
    flex: 1;
    gap: 1.5vw;
    padding: 1.5vw;
    min-height: 0;
    overflow: hidden;
}

.social-plot-card {
    flex: 1;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.social-card-header {
    padding: 14px 18px;
    border-bottom: 1px solid #eef2f5;
    flex-shrink: 0;
}

.social-card-header h2 {
    font-size: 1rem;
    color: #ae0000;
    font-weight: 700;
    margin-bottom: 3px;
}

.social-card-header p {
    font-size: 0.9rem;
    color: var(--ink);
    margin-bottom: 8px;
}

.group-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 5px 14px;
}

.group-legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.7rem;
    color: #444;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
}

.group-legend-item:hover {
    opacity: 0.7;
}

.gdot {
    width: 9px;
    height: 9px;
    border-radius: 2px;
    display: inline-block;
    flex-shrink: 0;
}

.sunburst-container {
    flex: 1;
    min-height: 0;
    position: relative;
    overflow: hidden;
}

.sunburst-container svg {
    display: block;
}

.tenure-legend {
    padding: 10px 16px;
    border-top: 1px solid #eef2f5;
    display: flex;
    flex-wrap: wrap;
    gap: 5px 14px;
    flex-shrink: 0;
}

.tenure-legend-label {
    font-size: 0.68rem;
    color: #888;
    font-style: italic;
    width: 100%;
}

.tenure-legend-item {
    font-size: 0.7rem;
    color: #444;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 3px;
    background: #f0f0f0;
}

.rdot {
    width: 9px;
    height: 9px;
    border-radius: 2px;
    display: inline-block;
    flex-shrink: 0;
}

#sunburst-tooltip {
    position: fixed;
    background: rgba(25, 25, 25, 0.9);
    color: #fff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    line-height: 1.5;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.1s ease;
    z-index: 9999;
    max-width: 210px;
    box-shadow: 0 3px 12px rgba(0,0,0,0.3);
}

/* Income chart */

.income-chart-container {
    position: relative;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.income-chart-container svg {
    display: block;
}

.loan-input-section {
    padding: 10px 16px 6px;
    border-top: 1px solid #eef2f5;
    flex-shrink: 0;
}

.loan-input-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.loan-input-row label {
    font-size: 0.75rem;
    color: #555;
    font-weight: 600;
    white-space: nowrap;
}

.loan-note {
    font-weight: 400;
    color: #999;
    font-size: 0.68rem;
}

.loan-field {
    display: flex;
    align-items: center;
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
}

.loan-eur {
    padding: 4px 7px;
    background: #f5f5f5;
    font-size: 0.8rem;
    color: #666;
    border-right: 1px solid #ddd;
}

#loan-input {
    border: none;
    outline: none;
    padding: 4px 8px;
    font-size: 0.8rem;
    width: 100px;
    color: #333;
}

.loan-results {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 16px;
    margin-top: 4px;
}

.afford-row {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
}

.afford-swatch {
    width: 8px;
    height: 8px;
    border-radius: 2px;
    flex-shrink: 0;
}

.afford-name {
    color: #555;
}

.afford-pct {
    font-weight: 700;
}

.income-footnote {
    padding: 6px 16px 10px;
    font-size: 0.64rem;
    color: #aaa;
    line-height: 1.5;
    flex-shrink: 0;
    border-top: 1px solid #eef2f5;
}

.chart-howto {
    margin: 6px 0 0;
    font-size: 0.9rem;
    color: #7a8fa6;
    line-height: 1.5;
}

#page-ending {
    position: relative;
    width: 100%;
    min-height: calc(100vh - var(--nav-h));
    background: var(--ghost);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 24px;
    overflow: hidden;
}

.ending-layout-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    width: 100%;
    z-index: 2; /* Keeps text above background accent stripes */
}

/* Typography & Layout for Left Side Header */
.ending-header-block h1 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.ending-header-block h1 em {
    font-style: italic;
    color: var(--red);
}

.ending-intro-text {
    font-size: 1.15rem;
    line-height: 1.6;
    color: var(--stone);
    font-weight: 400;
}

.ending-summary-card {
    background: var(--card);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--smoke);
    display: flex;
    flex-direction: column;
}

.ending-summary-card strong {
    font-size: 1.2rem;
    color: var(--ink);
    font-weight: 700;
}

.ending-card-icon {
    color: var(--red);
    margin-bottom: 1rem;
}

.ending-card-icon .material-symbols-outlined {
    font-size: 2.5rem;
}

.ending-summary-card p {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1.25rem;
    margin-top: 2rem;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--ink-soft);
}

.ending-summary-card p:last-child {
    margin-bottom: 0;
}

.ending-summary-card p .material-symbols-outlined {
    color: var(--red);
    font-size: 1.25rem;
    margin-top: 2px;
    flex-shrink: 0;
}