:root {
    --bg-main: #FBF7EE;
    --bg-card: #FFFFFF;
    --soil: #2E2A1F;
    --soil-soft: #5A5440;
    --terracotta: #C9651C;
    --terracotta-dark: #A84F13;
    --terracotta-soft: rgba(201, 101, 28, 0.10);
    --sage: #5B7B4F;
    --sage-soft: rgba(91, 123, 79, 0.10);
    --gold: #E8B14A;
    --border: #E7DDC8;
    --danger: #B3432E;
    --shadow: 0 18px 45px -18px rgba(46, 42, 31, 0.22);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background: var(--bg-main);
    color: var(--soil);
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    min-height: 100vh;
    background-image: radial-gradient(circle at 1px 1px, rgba(46,42,31,.045) 1px, transparent 0);
    background-size: 22px 22px;
}

h1, h2 { font-family: 'Fraunces', serif; }

button, input, textarea { font: inherit; }

.page-loader {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: grid;
    place-items: center;
    background: var(--bg-main);
    font-size: 2.2rem;
    transition: opacity .4s ease;
}

.main-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(251,247,238,.94);
    backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--border);
    padding: 15px 5%;
}

.nav-container {
    max-width: 1080px;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    text-decoration: none;
    color: var(--soil);
    font-family: 'Fraunces', serif;
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.back-link {
    color: var(--soil-soft);
    text-decoration: none;
    font-weight: 600;
    font-size: .9rem;
}

.back-link:hover { color: var(--terracotta); }

.survey-hero {
    max-width: 850px;
    margin: 0 auto;
    padding: 85px 5% 45px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 7px 16px;
    border: 1.5px dashed var(--terracotta);
    border-radius: 100px;
    background: var(--terracotta-soft);
    color: var(--terracotta);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    transform: rotate(-1.5deg);
    margin-bottom: 18px;
}

.survey-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.7rem);
    line-height: 1.12;
    margin-bottom: 18px;
}

.survey-hero h1 span { color: var(--terracotta); }

.survey-hero p {
    color: var(--soil-soft);
    font-size: 1.05rem;
    max-width: 690px;
    margin: auto;
}

.survey-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.survey-meta span {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 7px 14px;
    color: var(--soil-soft);
    font-size: .82rem;
}

.survey-shell {
    max-width: 850px;
    margin: 0 auto 80px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 34px;
}

.progress-area { margin-bottom: 35px; }

.progress-top {
    display: flex;
    justify-content: space-between;
    color: var(--soil-soft);
    font-size: .82rem;
    font-weight: 700;
    margin-bottom: 9px;
}

.progress-track {
    height: 8px;
    background: #EFE7D7;
    border-radius: 100px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 12.5%;
    background: var(--terracotta);
    border-radius: inherit;
    transition: width .3s ease;
}

.question { display: none; animation: fadeIn .25s ease; }
.question.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

.question-number {
    color: var(--terracotta);
    font-weight: 800;
    font-size: .82rem;
    letter-spacing: .08em;
}

.question h2 {
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    line-height: 1.2;
    margin: 5px 0 7px;
}

.question-help {
    color: var(--soil-soft);
    margin-bottom: 30px;
}

.question > label:not(.choice):not(.consent-choice) {
    display: block;
    font-weight: 700;
    margin: 25px 0 12px;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 11px;
}

.choice-stack {
    display: grid;
    gap: 10px;
}

.choice {
    display: flex;
    align-items: center;
    gap: 11px;
    min-height: 55px;
    padding: 13px 15px;
    border: 1.5px solid var(--border);
    border-radius: 13px;
    cursor: pointer;
    color: var(--soil);
    background: #FFFEFB;
    transition: border-color .2s, background .2s, transform .2s;
}

.choice:hover {
    border-color: #D3B89B;
    transform: translateY(-1px);
}

.choice:has(input:checked) {
    border-color: var(--terracotta);
    background: var(--terracotta-soft);
}

.choice input {
    width: 18px;
    height: 18px;
    accent-color: var(--terracotta);
    flex: 0 0 auto;
}

textarea, .text-input {
    width: 100%;
    border: 1.5px solid var(--border);
    background: #FFFEFB;
    color: var(--soil);
    border-radius: 13px;
    padding: 14px 16px;
    outline: none;
    resize: vertical;
}

textarea:focus, .text-input:focus {
    border-color: var(--terracotta);
    box-shadow: 0 0 0 3px var(--terracotta-soft);
}

.text-input { min-height: 52px; }

.limit-note {
    color: var(--soil-soft);
    font-size: .82rem;
    margin-top: 12px;
}

.limit-note.error { color: var(--danger); font-weight: 700; }

.consent-choice {
    display: flex;
    gap: 10px;
    margin-top: 24px;
    color: var(--soil-soft);
    font-size: .9rem;
}

.consent-choice input {
    accent-color: var(--terracotta);
    margin-top: 5px;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 38px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 13px 25px;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: transform .2s, box-shadow .2s, background .2s;
}

.btn-primary {
    background: var(--terracotta);
    color: white;
    border: 0;
    box-shadow: 0 8px 18px -6px rgba(201,101,28,.45);
}

.btn-primary:hover {
    background: var(--terracotta-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--soil);
    border: 1.5px solid var(--border);
}

.btn-secondary:hover { background: #F5EFE3; }

#submitBtn { display: none; }

.form-error {
    display: none;
    margin-top: 18px;
    padding: 11px 14px;
    border-radius: 10px;
    color: var(--danger);
    background: #FBEAE5;
    font-size: .9rem;
    font-weight: 600;
}

footer {
    background: var(--soil);
    color: #F1ECDC;
    text-align: center;
    padding: 45px 5%;
}

.footer-tagline {
    font-family: 'Fraunces', serif;
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.footer-copy {
    margin-top: 15px;
    color: rgba(241,236,220,.55);
    font-size: .8rem;
}

.thankyou-page {
    min-height: calc(100vh - 70px);
    display: grid;
    place-items: center;
    padding: 50px 5%;
}

.thankyou-card {
    max-width: 650px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-radius: 24px;
    padding: 55px 40px;
}

.thankyou-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 22px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--sage-soft);
    color: var(--sage);
    font-size: 2rem;
    font-weight: 800;
}

.thankyou-card h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.2;
    margin-bottom: 15px;
}

.thankyou-card > p {
    color: var(--soil-soft);
    margin-bottom: 25px;
}

.thankyou-note {
    display: grid;
    gap: 4px;
    text-align: left;
    background: var(--sage-soft);
    border-left: 4px solid var(--sage);
    border-radius: 10px;
    padding: 15px 17px;
    margin: 25px 0 30px;
}

.thankyou-note span { color: var(--soil-soft); font-size: .9rem; }

.app-link {
    display: block;
    margin-top: 14px;
    color: var(--terracotta);
    font-weight: 700;
    text-decoration: none;
}

@media (max-width: 650px) {
    .survey-hero { padding-top: 55px; }
    .survey-shell { margin: 0 14px 55px; padding: 23px 18px; border-radius: 18px; }
    .choice-grid { grid-template-columns: 1fr; }
    .form-actions { position: sticky; bottom: 0; background: rgba(255,255,255,.96); margin-left: -18px; margin-right: -18px; padding: 15px 18px; }
    .btn-primary, .btn-secondary { flex: 1; }
    .thankyou-card { padding: 40px 22px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}