:root {
    --color-primary: #b08968;
    --color-primary-light: #ddb892;
    --color-primary-dark: #7f5539;
    --color-accent: #e8d5c4;
    --color-bg: #faf6f1;
    --color-bg-card: #ffffff;
    --color-text: #3e3e3e;
    --color-text-light: #7a7a7a;
    --color-highlight: #f4e8db;
    --color-cta: #c67d4a;
    --color-cta-hover: #a8623a;
    --radius: 1rem;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.7;
}

main {
    flex: 1;
}

/* ── Navbar ─────────────────────────── */

.navbar-brand {
    font-weight: 600;
    font-size: 1.3rem;
    letter-spacing: 0.02em;
}

.site-nav {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    box-shadow: 0 2px 12px rgba(0,0,0,.08);
}

.site-nav .nav-link {
    color: rgba(255,255,255,.85);
    transition: color .2s;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
    color: #fff;
}

/* ── Hero Section ───────────────────── */

.hero {
    background: linear-gradient(160deg, var(--color-accent) 0%, var(--color-bg) 100%);
    padding: 4rem 1rem 3rem;
    text-align: center;
}

.hero h1 {
    font-weight: 300;
    font-size: 2.6rem;
    color: var(--color-primary-dark);
    margin-bottom: 0.5rem;
}

.hero .lead {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 520px;
    margin: 0 auto;
}

.hero .btn-cta {
    margin-top: 2rem;
}

/* ── CTA Button ─────────────────────── */

.btn-cta {
    background-color: var(--color-cta);
    color: #fff;
    border: none;
    padding: 0.75rem 2.2rem;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: background-color .2s, transform .15s;
    text-decoration: none;
    display: inline-block;
}

.btn-cta:hover {
    background-color: var(--color-cta-hover);
    color: #fff;
    transform: translateY(-1px);
}

/* ── Cards ──────────────────────────── */

.card {
    border: none;
    border-radius: var(--radius);
    background: var(--color-bg-card);
    box-shadow: 0 2px 16px rgba(0,0,0,.05);
    transition: box-shadow .2s;
}

.card:hover {
    box-shadow: 0 4px 24px rgba(0,0,0,.08);
}

/* ── Question Cards ─────────────────── */

.question-card {
    border-left: 4px solid var(--color-primary-light);
}

.question-card .card-title {
    color: var(--color-primary-dark);
    font-weight: 500;
    font-size: 1.1rem;
}

.question-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    margin-right: 0.6rem;
    flex-shrink: 0;
}

/* Radio buttons styled */

.answer-option {
    display: block;
    padding: 0.65rem 1rem;
    margin: 0.4rem 0;
    border-radius: 0.6rem;
    border: 2px solid transparent;
    background: var(--color-highlight);
    cursor: pointer;
    transition: border-color .15s, background .15s;
}

.answer-option:hover {
    border-color: var(--color-primary-light);
}

.answer-option input[type="radio"] {
    accent-color: var(--color-primary);
    margin-right: 0.5rem;
}

.answer-option:has(input:checked) {
    border-color: var(--color-primary);
    background: var(--color-accent);
}

/* ── Progress Bar ───────────────────── */

.progress-bar-custom {
    height: 6px;
    background: var(--color-accent);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.progress-bar-custom .fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
    border-radius: 3px;
    transition: width .3s ease;
}

/* ── Result Cards ───────────────────── */

.result-card {
    text-align: center;
    overflow: hidden;
}

.result-card .rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.1rem;
    color: #fff;
    margin: 1.2rem auto 0.8rem;
}

.rank-1 .rank-badge { background: linear-gradient(135deg, #d4a050, #f0c87a); }
.rank-2 .rank-badge { background: linear-gradient(135deg, #a0a0a0, #c8c8c8); }
.rank-3 .rank-badge { background: linear-gradient(135deg, #b07850, #d4a070); }

.rank-1 {
    border: 2px solid var(--color-primary-light);
    transform: scale(1.03);
}

.result-card .product-image {
    width: 100%;
    height: 220px;
    object-fit: contain;
    padding: 1rem;
}

.result-card .product-image-placeholder {
    width: 100%;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-highlight);
    color: var(--color-text-light);
    font-size: 3rem;
}

.result-card .card-title {
    color: var(--color-primary-dark);
    font-weight: 600;
}

.btn-affiliate {
    background-color: var(--color-cta);
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 0.55rem 1.8rem;
    transition: background-color .2s;
    text-decoration: none;
    display: inline-block;
}

.btn-affiliate:hover {
    background-color: var(--color-cta-hover);
    color: #fff;
}

/* ── Footer ─────────────────────────── */

.site-footer {
    background: var(--color-highlight);
    color: var(--color-text-light);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
    margin-top: 3rem;
}

/* ── Utility ────────────────────────── */

.section-heading {
    color: var(--color-primary-dark);
    font-weight: 300;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.text-warm {
    color: var(--color-primary);
}

/* ── Flash Messages ─────────────────── */

.alert {
    border-radius: var(--radius);
    border: none;
}

/* ── Responsive ─────────────────────── */

@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero {
        padding: 2.5rem 1rem 2rem;
    }

    .rank-1 {
        transform: none;
    }
}