/* ===========================================
   Svettfri – Modern & Clean Design
   =========================================== */

:root {
    --color-bg: #fafaf7;
    --color-surface: #ffffff;
    --color-surface-2: #f4f1ec;
    --color-ink: #1a1814;
    --color-ink-soft: #4a4540;
    --color-ink-muted: #8a8278;
    --color-accent: #2d5d4f;
    --color-accent-soft: #e8f0ec;
    --color-warm: #d4a574;
    --color-border: #e8e4dd;
    
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --radius: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 1px 2px rgba(26, 24, 20, 0.04);
    --shadow-md: 0 4px 12px rgba(26, 24, 20, 0.06);
    --shadow-lg: 0 12px 40px rgba(26, 24, 20, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.65;
    color: var(--color-ink);
    background: var(--color-bg);
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ===== Header ===== */
header {
    background: rgba(250, 250, 247, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1040px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 600;
    color: var(--color-ink);
    letter-spacing: -0.5px;
    font-style: italic;
}

.logo a {
    color: inherit;
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 36px;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-ink-soft);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
    position: relative;
}

.nav-links a:hover {
    color: var(--color-accent);
}

/* ===== Hero ===== */
.hero {
    padding: 120px 0 100px;
    text-align: center;
    background: 
        radial-gradient(ellipse at top, var(--color-accent-soft) 0%, transparent 60%),
        var(--color-bg);
    position: relative;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(36px, 6vw, 62px);
    font-weight: 500;
    line-height: 1.05;
    margin-bottom: 28px;
    color: var(--color-ink);
    letter-spacing: -1.5px;
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
}

.hero .lead {
    font-size: 20px;
    color: var(--color-ink-soft);
    max-width: 640px;
    margin: 0 auto 44px;
    line-height: 1.55;
}

.cta-button {
    display: inline-block;
    background: var(--color-ink);
    color: white;
    padding: 18px 36px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    font-family: var(--font-body);
    border: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    letter-spacing: -0.2px;
}

.cta-button:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== Content sections ===== */
.content-section {
    padding: 100px 0;
    background: var(--color-surface);
}

.content-section + .content-section {
    border-top: 1px solid var(--color-border);
}

.content-section h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 500;
    margin-bottom: 32px;
    color: var(--color-ink);
    letter-spacing: -1px;
    line-height: 1.15;
    max-width: 720px;
}

.content-section p {
    font-size: 18px;
    color: var(--color-ink-soft);
    margin-bottom: 22px;
    max-width: 680px;
    line-height: 1.7;
}

.link-arrow {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    transition: gap 0.2s;
    font-size: 16px;
}

.link-arrow:hover {
    gap: 12px;
}

/* ===== Quiz section ===== */
.quiz-section {
    padding: 100px 0;
    background: var(--color-surface-2);
    position: relative;
    overflow: hidden;
}

.quiz-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-accent-soft) 0%, transparent 70%);
    opacity: 0.6;
    pointer-events: none;
}

.quiz-section h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 500;
    margin-bottom: 18px;
    color: var(--color-ink);
    letter-spacing: -1px;
    line-height: 1.15;
}

.quiz-section > .container > p {
    font-size: 18px;
    color: var(--color-ink-soft);
    margin-bottom: 44px;
    max-width: 640px;
    line-height: 1.6;
}

.quiz-card {
    background: var(--color-surface);
    padding: 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 720px;
    position: relative;
    border: 1px solid var(--color-border);
}

.question-number {
    font-size: 13px;
    color: var(--color-ink-muted);
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-family: var(--font-body);
}

.quiz-card h3 {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 500;
    margin-bottom: 32px;
    color: var(--color-ink);
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.quiz-option {
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    padding: 18px 22px;
    border-radius: var(--radius);
    text-align: left;
    font-size: 16px;
    font-family: var(--font-body);
    color: var(--color-ink);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    font-weight: 500;
}

.quiz-option:hover {
    background: var(--color-accent-soft);
    border-color: var(--color-accent);
    transform: translateX(4px);
}

.quiz-result {
    text-align: left;
}

.quiz-result h3 {
    font-family: var(--font-display);
    color: var(--color-accent);
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.quiz-result > p {
    font-size: 17px;
    margin-bottom: 28px;
    color: var(--color-ink-soft);
    line-height: 1.6;
}

/* ===== Quiz recommendations ===== */
.rec-products {
    margin: 28px 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.rec-product {
    display: flex;
    gap: 18px;
    background: var(--color-surface-2);
    padding: 22px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    align-items: flex-start;
    transition: all 0.2s;
}

.rec-product:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.rec-icon {
    font-size: 32px;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 4px;
}

.rec-product-content {
    flex: 1;
}

.rec-product h4 {
    font-family: var(--font-display);
    font-size: 19px;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: 6px;
    letter-spacing: -0.2px;
}

.rec-product p {
    font-size: 15px;
    color: var(--color-ink-soft);
    margin-bottom: 12px;
    line-height: 1.55;
}

.rec-button {
    display: inline-block;
    background: var(--color-ink);
    color: white;
    padding: 9px 18px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.2s;
    letter-spacing: -0.1px;
}

.rec-button:hover {
    background: var(--color-accent);
    transform: translateY(-1px);
}

.rec-article-link-wrap {
    background: var(--color-accent-soft);
    padding: 22px 26px;
    border-radius: var(--radius);
    margin-top: 24px;
    margin-bottom: 24px;
}

.rec-article-link-wrap p {
    margin-bottom: 8px;
    color: var(--color-ink-soft);
    font-size: 15px;
}

/* ===== Product grid (start page) ===== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
    max-width: 1000px;
}

.product-card {
    background: var(--color-surface-2);
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--color-surface);
}

.product-card h3 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-ink);
    letter-spacing: -0.3px;
}

.product-card p {
    font-size: 15px;
    color: var(--color-ink-soft);
    margin-bottom: 14px;
    line-height: 1.55;
}

/* ===== Article pages ===== */
.article-page {
    padding: 80px 0 100px;
    background: var(--color-surface);
    min-height: 80vh;
}

.article-meta {
    font-size: 13px;
    color: var(--color-ink-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    margin-bottom: 24px;
}

.article-page h1 {
    font-family: var(--font-display);
    font-size: clamp(34px, 5vw, 54px);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 28px;
    color: var(--color-ink);
    letter-spacing: -1.5px;
    max-width: 840px;
}

.article-lead {
    font-size: 22px;
    color: var(--color-ink-soft);
    margin-bottom: 56px;
    line-height: 1.5;
    max-width: 760px;
    font-weight: 400;
}

.article-page h2 {
    font-family: var(--font-display);
    font-size: clamp(26px, 3vw, 34px);
    font-weight: 500;
    margin-top: 64px;
    margin-bottom: 22px;
    color: var(--color-ink);
    letter-spacing: -0.7px;
    line-height: 1.2;
}

.article-page h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--color-ink);
    letter-spacing: -0.3px;
}

.article-page p {
    font-size: 18px;
    color: var(--color-ink);
    margin-bottom: 22px;
    max-width: 720px;
    line-height: 1.75;
}

.article-page ul {
    margin-bottom: 28px;
    padding-left: 24px;
    max-width: 720px;
}

.article-page li {
    font-size: 18px;
    color: var(--color-ink);
    margin-bottom: 12px;
    line-height: 1.7;
}

.comparison-card {
    background: var(--color-surface-2);
    border-left: 3px solid var(--color-accent);
    padding: 28px 32px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    max-width: 760px;
}

.comparison-card h3 {
    color: var(--color-accent);
    margin-bottom: 16px;
    font-size: 24px;
}

.comparison-card p {
    margin-bottom: 12px;
    font-size: 16px;
    line-height: 1.6;
}

.cta-button-small {
    display: inline-block;
    background: var(--color-ink);
    color: white;
    padding: 11px 22px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    margin-top: 10px;
    transition: all 0.2s;
    letter-spacing: -0.1px;
}

.cta-button-small:hover {
    background: var(--color-accent);
    transform: translateY(-1px);
}

.next-steps {
    background: var(--color-accent-soft);
    padding: 36px 40px;
    border-radius: var(--radius-lg);
    margin-top: 64px;
    max-width: 760px;
}

.next-steps h3 {
    color: var(--color-accent);
    margin-bottom: 14px;
    font-size: 24px;
}

.next-steps p {
    margin-bottom: 18px;
    max-width: 100%;
    font-size: 16px;
}

/* ===== Footer ===== */
footer {
    background: var(--color-ink);
    color: rgba(255, 255, 255, 0.65);
    padding: 60px 0;
    margin-top: 0;
}

footer p {
    font-size: 14px;
    margin-bottom: 12px;
    max-width: 800px;
    line-height: 1.6;
}

footer strong {
    color: white;
    font-weight: 600;
}

/* ===== Mobile ===== */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    nav {
        padding: 0 20px;
    }
    
    .hero {
        padding: 80px 0 70px;
    }
    
    .content-section,
    .quiz-section {
        padding: 70px 0;
    }
    
    .nav-links {
        gap: 18px;
    }
    
    .nav-links a {
        font-size: 14px;
    }
    
    .quiz-card {
        padding: 28px;
    }
    
    .quiz-card h3 {
        font-size: 22px;
    }
    
    .rec-product {
        padding: 18px;
        gap: 14px;
    }
    
    .article-page {
        padding: 60px 0 80px;
    }
    
    .article-page h2 {
        margin-top: 48px;
    }
    
    .comparison-card {
        padding: 22px 24px;
    }
    
    .next-steps {
        padding: 28px 24px;
    }
}

/* ===== Contact form ===== */
.contact-form-wrap {
    background: var(--color-surface-2);
    padding: 40px;
    border-radius: var(--radius-lg);
    margin: 24px 0 56px;
    max-width: 680px;
    border: 1px solid var(--color-border);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-ink);
    letter-spacing: -0.1px;
}

.form-field .optional {
    color: var(--color-ink-muted);
    font-weight: 400;
}

.form-field input,
.form-field select,
.form-field textarea {
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    padding: 14px 16px;
    border-radius: var(--radius);
    font-size: 16px;
    font-family: var(--font-body);
    color: var(--color-ink);
    transition: all 0.2s;
    width: 100%;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: white;
    box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.form-field textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-body);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--color-ink-muted);
}

.contact-form .cta-button {
    align-self: flex-start;
    margin-top: 8px;
}

@media (max-width: 768px) {
    .contact-form-wrap {
        padding: 28px 24px;
    }
}