/* --- CSS RESET & NORMALIZATION --- */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    box-sizing: border-box;
}
html {
    box-sizing: border-box;
    scroll-behavior: smooth;
}
*, *:before, *:after {
    box-sizing: inherit;
}
body {
    line-height: 1.6;
    background: #F8F5F0;
    color: #25324A;
    font-family: 'Open Sans', Arial, Helvetica, sans-serif;
    font-size: 16px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img {
    max-width: 100%;
    display: block;
}
a {
    color: #25324A;
    text-decoration: none;
    transition: color 0.2s;
}
a:hover, a:focus {
    color: #6C8E91;
    text-decoration: underline;
    outline: none;
}
ul, ol {
    padding-left: 24px;
}
button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}
button {
    cursor: pointer;
    background: none;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Merriweather', Georgia, serif;
    color: #25324A;
    font-weight: 700;
    letter-spacing: 0.01em;
    margin-bottom: 16px;
    line-height: 1.2;
}
h1 { font-size: 2.6rem; margin-bottom: 24px; }
h2 { font-size: 2rem; margin-top: 20px; margin-bottom: 20px; }
h3 { font-size: 1.5rem; margin-top: 18px; margin-bottom: 14px; }
h4 { font-size: 1.2rem; margin-bottom: 10px; }
h5, h6 { font-size: 1rem; margin-bottom: 8px; }
p { margin-bottom: 18px; }
strong { font-weight: bold; }
.text-section ul, .text-section ol { margin-bottom: 14px; }

/* --- BRANDING --- */
:root {
    --color-primary: #25324A;
    --color-secondary: #6C8E91;
    --color-accent: #F8F5F0;
    --color-white: #fff;
    --color-gray: #E9E5DF;
    --color-dark: #25324A;
    --color-focus: #537072;
    --shadow-elevate: 0 4px 24px rgba(48,56,94,0.09);
}

/* --- LAYOUT & CONTAINERS --- */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.content-wrapper {
    width: 100%;
    margin: 0 auto;
    padding: 0;
}
.section {
    margin-bottom: 60px;
    padding: 40px 20px;
}

/* --- HEADER, NAV, & LOGO --- */
header {
    width: 100%;
    background: var(--color-accent);
    box-shadow: 0 2px 12px rgba(48,56,94,0.06);
    z-index: 300;
}
header .container {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    gap: 30px;
}
.logo-link {
    display: flex;
    align-items: center;
    margin-right: 24px;
}
.main-nav {
    display: flex;
    gap: 28px;
    align-items: center;
}
.main-nav a {
    font-family: 'Merriweather', serif;
    font-size: 1rem;
    color: var(--color-primary);
    padding: 6px 10px;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
}
.main-nav a:hover,
.main-nav a:focus {
    background: var(--color-gray);
    color: var(--color-secondary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    min-height: 44px;
    font-family: 'Merriweather', serif;
    font-size: 1.07rem;
    border-radius: 24px;
    box-shadow: 0 2px 8px rgba(48,56,94,0.08);
    cursor: pointer;
    font-weight: 600;
    letter-spacing: .03em;
    border: none;
    transition: background .18s, color .18s, box-shadow .18s;
    margin-left: 18px;
    padding: 0 30px;
    outline: none;
}
.btn-primary {
    color: var(--color-white);
    background: var(--color-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--color-secondary);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(108,142,145,0.17);
}
.btn-secondary {
    color: var(--color-primary);
    background: var(--color-gray);
    border: 1px solid var(--color-secondary);
}
.btn-secondary:hover, .btn-secondary:focus {
    background: var(--color-secondary);
    color: var(--color-accent);
    border-color: var(--color-secondary);
}

/* --- MOBILE MENU --- */
.mobile-menu-toggle {
    display: none;
    font-size: 2rem;
    color: var(--color-primary);
    background: none;
    border: none;
    margin-left: 20px;
    z-index: 301;
    padding: 4px 12px;
    border-radius: 8px;
    transition: background 0.18s;
}
.mobile-menu-toggle:focus, .mobile-menu-toggle:hover {
    background: var(--color-secondary);
    color: var(--color-accent);
}
.mobile-menu {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(37,50,74,0.96);
    transform: translateX(100vw);
    transition: transform 0.33s cubic-bezier(.59,.15,.44,1.09);
    z-index: 1002;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 36px 28px 24px 28px;
}
.mobile-menu.open {
    transform: translateX(0);
    box-shadow: 0 0 0 9999px rgba(30,35,50,0.35);
}
.mobile-menu-close {
    align-self: flex-end;
    font-size: 2rem;
    color: var(--color-accent);
    background: none;
    border: none;
    margin-bottom: 16px;
    border-radius: 8px;
    transition: background 0.18s;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
    background: var(--color-secondary);
    color: var(--color-white);
}
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    margin-top: 30px;
}
.mobile-nav a {
    color: var(--color-accent);
    font-size: 1.22rem;
    font-family: 'Merriweather', serif;
    padding: 10px 4px;
    border-radius: 8px;
    transition: background 0.17s, color 0.18s;
    width: 100%;
    display: block;
}
.mobile-nav a:hover, .mobile-nav a:focus {
    background: var(--color-secondary);
    color: var(--color-white);
}

/* Show/hide nav on mobile */
@media (max-width: 900px) {
    .main-nav { display: none; }
    .btn-primary { display: none; }
    .mobile-menu-toggle { display: block; }
}
@media (min-width: 901px) {
    .mobile-menu { display: none !important; }
}

/* --- HERO & SECTION BASICS --- */
.hero-section {
    background: linear-gradient(115deg, #f8f5f0 80%, #e9e5df 100%);
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 60px;
    padding-bottom: 40px;
}
.hero-section .content-wrapper {
    padding-top: 18px;
    padding-bottom: 18px;
}
.hero-section h1 {
    font-size: 2.2rem;
    margin-bottom: 18px;
    color: var(--color-primary);
}
.hero-section p {
    font-size: 1.180rem;
    color: var(--color-secondary);
    margin-bottom: 28px;
    max-width: 700px;
}

/* --- FLEX LAYOUTS --- */
.feature-grid,
.category-grid,
.new-releases-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    margin: 20px 0 36px 0;
}
.feature {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-elevate);
    padding: 30px 28px 26px 28px;
    min-width: 210px;
    flex: 1 1 260px;
    gap: 15px;
    transition: box-shadow .19s, transform .17s;
    margin-bottom: 20px;
}
.feature img {
    width: 38px; height: 38px; margin-bottom: 12px;
}
.feature:hover {
    box-shadow: 0 8px 32px rgba(76, 112, 120, 0.13);
    transform: translateY(-3px) scale(1.02);
}

.category-grid {
    gap: 28px;
    margin-bottom: 28px;
}
.category {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow-elevate);
    padding: 26px 22px 22px 22px;
    flex: 1 1 220px;
    margin-bottom: 20px;
    transition: box-shadow .18s, transform .15s;
}
.category img {
    width: 36px; height: 36px; margin-bottom: 9px;
}
.category:hover {
    box-shadow: 0 8px 28px rgba(54, 80, 89, 0.12);
    transform: translateY(-2px) scale(1.015);
}

.new-releases-grid {
    gap: 24px;
    margin-bottom: 36px;
}
.book-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow-elevate);
    padding: 20px 18px;
    flex: 1 1 250px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 20px;
    min-width: 190px;
}
.book-card h3 {
    font-size: 1.17rem;
    margin-bottom: 10px;
    color: var(--color-primary);
}

.book-highlight-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 16px;
}
.highlight {
    background: var(--color-gray);
    border-radius: 14px;
    padding: 18px 22px;
    flex: 1 1 230px;
}

.results-list, .result-list { min-height: 80px; margin-top: 22px; }

/* --- FLEX CARD & CONTENT STRUCTURES --- */
.card-container {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}
.card {
    margin-bottom: 20px;
    position: relative;
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--shadow-elevate);
    display: flex;
    flex-direction: column;
    padding: 20px 22px;
}
.content-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: space-between;
    margin-bottom: 24px;
}
.text-image-section {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 38px;
}
.testimonial-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 20px rgba(37,50,74,.07);
    margin-bottom: 20px;
    max-width: 420px;
    min-width: 220px;
    transition: box-shadow .19s, transform .17s;
    border-left: 4px solid var(--color-secondary);
    word-break: break-word;
}
.testimonial-card:hover {
    box-shadow: 0 8px 28px rgba(54, 80, 89, 0.13);
    transform: translateY(-3px) scale(1.015);
}
.star-rating { display: flex; align-items: center; gap: 2px; margin-bottom: 6px; }
.testimonial-card p {
    color: var(--color-primary);
    font-family: 'Open Sans', sans-serif;
    font-size: 1.06rem;
}
.testimonial-author {
    font-family: 'Merriweather', serif;
    font-style: italic;
    font-size: 1rem;
    color: var(--color-secondary);
    margin-top: -8px;
}

/* Always readable text in testimonials */
.testimonial-card,
.testimonial-card * {
    color: var(--color-primary);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 16px;
}

/* --- FAQ --- */
dt {
    font-family: 'Merriweather', serif;
    font-weight: 700;
    margin-bottom: 4px;
    font-size: 1.04rem;
}
dd {
    margin-bottom: 16px;
    font-size: 1rem;
    color: var(--color-secondary);
}
.faq-list {
    margin-top: 8px;
}

/* --- SEARCH & FILTERS --- */
.search-bar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
    margin-bottom: 28px;
}
.search-bar input[type="search"] {
    border: 1px solid var(--color-secondary);
    border-radius: 8px;
    background: var(--color-gray);
    font-size: 1.06rem;
    padding: 10px 14px;
    width: 100%;
    max-width: 375px;
    transition: border-color 0.19s, box-shadow 0.15s;
}
.search-bar input[type="search"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 2px 12px rgba(37, 50, 74, 0.14);
}
.filter-options {
    margin-bottom: 26px;
}
.filter-options ul {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 0;
    margin-top: 4px;
}
.filter-options li {
    background: var(--color-gray);
    color: var(--color-primary);
    border-radius: 7px;
    padding: 7px 16px;
    font-family: 'Open Sans', sans-serif;
    font-size: 0.98rem;
}

/* --- SIDEBLOCKS AND UTILS --- */
.recommended-collections,
.quick-access-features,
.editor-picks,
.thematic-collections {
    margin-bottom: 30px;
}
.recommended-collections ul,
.quick-access-features ul,
.editor-picks ul,
.thematic-collections ul {
    margin-bottom: 0;
    margin-top: 6px;
}

.reading-online-tips h3 {
    margin-bottom: 12px;
}
.reading-online-tips ul {
    margin-bottom: 10px;
}

.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 14px;
}
.contact-info-block p {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* --- FOOTER --- */
footer {
    width: 100%;
    background: var(--color-accent);
    border-top: 1px solid #e9e5df;
    font-size: 1rem;
    margin-top: 40px;
    padding: 38px 0 22px 0;
    color: var(--color-primary);
}
footer .container {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 32px;
}
footer nav.footer-nav {
    display: flex;
    gap: 18px;
    margin: 12px 0 0 0;
}
.footer-nav a {
    color: var(--color-primary);
    font-size: 1rem;
    border-radius: 6px;
    padding: 3px 7px;
    transition: background 0.17s;
}
.footer-nav a:hover, .footer-nav a:focus {
    background: var(--color-secondary);
    color: var(--color-accent);
}
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 7px;
    font-size: 1rem;
}
.footer-contact p {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--color-secondary);
}

/* --- COOKIE CONSENT BANNER --- */
.cookie-consent-banner {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    background: #fff;
    color: var(--color-dark);
    box-shadow: 0 -6px 32px 6px rgba(37,50,74,0.11);
    padding: 24px 16px;
    display: flex;
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
    z-index: 9999;
    gap: 22px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(48px);
    transition: opacity .33s, transform .29s;
    font-size: 1rem;
}
.cookie-consent-banner.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0); 
}
.cookie-consent-text {
    font-family: 'Open Sans', sans-serif;
    max-width: 650px;
}
.cookie-consent-actions {
    display: flex;
    gap: 13px;
    align-items: center;
}
.cookie-btn {
    background: var(--color-secondary);
    color: #fff;
    padding: 8px 22px;
    border-radius: 20px;
    font-family: 'Merriweather', serif;
    font-size: 0.98rem;
    border: none;
    box-shadow: 0 2px 12px rgba(76, 112, 120, 0.10);
    transition: background 0.17s, color 0.17s, box-shadow 0.16s;
    margin-left: 0;
}
.cookie-btn:hover, .cookie-btn:focus {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 18px rgba(37,50,74,0.12);
}
.cookie-btn-outline {
    background: #fff;
    color: var(--color-secondary);
    border: 1px solid var(--color-secondary);
    margin-left: 0;
}
.cookie-btn-outline:hover, .cookie-btn-outline:focus {
    background: var(--color-gray);
    color: var(--color-primary);
}

/* --- COOKIE MODAL --- */
.cookie-modal {
    position: fixed;
    left: 50%;
    top: 50%;
    background: #fff;
    border-radius: 22px;
    box-shadow: 0 8px 42px rgba(37,50,74,0.16);
    padding: 34px 30px 28px 30px;
    min-width: 310px;
    max-width: 96vw;
    z-index: 10003;
    transform: translate(-50%,-50%) scale(0.96);
    opacity: 0;
    pointer-events: none;
    transition: opacity .26s, transform .23s;
}
.cookie-modal.active {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%,-50%) scale(1.0);
}
.cookie-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}
.cookie-modal-header h2 {
    font-family: 'Merriweather', serif;
    font-size: 1.15rem;
}
.cookie-modal-close {
    font-size: 1.35rem;
    background: none;
    border: none;
    border-radius: 6px;
    color: var(--color-primary);
    transition: background 0.16s;
    padding: 2px 8px;
}
.cookie-modal-close:hover, .cookie-modal-close:focus {
    background: var(--color-secondary);
    color: #fff;
}
.cookie-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    padding: 8px 0;
}
.cookie-category label {
    font-family: 'Merriweather', serif;
    font-size: 1rem;
}
.cookie-toggle {
    appearance: none;
    width: 36px; height: 20px;
    border-radius: 16px;
    background: var(--color-gray);
    position: relative;
    outline: none;
    transition: background 0.2s;
    cursor: pointer;
}
.cookie-toggle:checked {
    background: var(--color-secondary);
}
.cookie-toggle:before {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: #fff;
    transition: left .19s;
}
.cookie-toggle:checked:before {
    left: 18px;
}
.cookie-category[data-essential] .cookie-toggle {
    background: var(--color-secondary);
    pointer-events: none;
}
.cookie-category[data-essential] label:after {
    content: '(wymagane)';
    font-size: 0.93rem;
    color: var(--color-secondary);
    margin-left: 8px;
    vertical-align: middle;
    font-style: italic;
    font-family: 'Open Sans', sans-serif;
}
.cookie-modal-actions {
    display: flex;
    gap: 13px;
    margin-top: 12px;
    align-items: center;
}

/* --- MICROINTERACTIONS & EFFECTS --- */
.card, .feature, .category, .testimonial-card, .book-card {
    transition: box-shadow 0.17s, transform 0.14s;
}
.card:hover, .feature:hover, .category:hover, .book-card:hover {
    box-shadow: 0 8px 28px rgba(108,142,145,0.13);
    transform: translateY(-2px) scale(1.015);
    z-index: 3;
}

/* --- GENERAL SPACING --- */
.section { margin-bottom: 60px; padding: 40px 20px; }
.card-container { display: flex; flex-wrap: wrap; gap: 24px; }
.card { margin-bottom: 20px; position: relative; }
.content-grid { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; }
.text-image-section { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.testimonial-card { display: flex; align-items: center; gap: 20px; padding: 20px; }
.feature-item { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; }

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 1200px) {
    .container { max-width: 99vw; }
    .feature, .category, .book-card {
        min-width: 160px !important;
    }
}
@media (max-width: 991px) {
    .container { padding-left: 13px; padding-right: 13px; }
    .feature, .category, .book-card {
        min-width: 140px !important;
        padding-left: 16px; padding-right: 16px;
    }
    .hero-section { padding-top: 34px; padding-bottom: 12px; }
    .footer-contact { font-size: 0.96rem; }
}
@media (max-width: 768px) {
    header .container, footer .container {
        flex-direction: column;
        gap: 12px;
        padding: 14px 4vw;
        align-items: flex-start;
    }
    .main-nav { gap: 18px; }
    .section { padding: 25px 6px; margin-bottom: 38px; }
    .feature-grid, .category-grid, .new-releases-grid, .book-highlight-cards, .content-grid {
        flex-direction: column;
        gap: 16px;
        margin: 0 0 24px 0;
    }
    .features { flex-direction: column; }
    .feature, .category, .book-card, .highlight {
        min-width: 0;
        padding: 18px 12px 18px 12px;
    }
    .text-image-section {
        flex-direction: column;
        gap: 18px;
        align-items: flex-start;
    }
    .cookie-consent-banner {
        flex-direction: column;
        align-items: flex-start;
        padding: 18px 8px;
        gap: 12px;
        font-size: 0.98rem;
    }
    .cookie-consent-actions {
        gap: 9px;
    }
    .cookie-modal {
        min-width: 94vw;
        padding: 19px 8px 18px 8px;
    }
}
@media (max-width: 540px) {
    h1 { font-size: 1.6rem; }
    h2 { font-size: 1.18rem; }
    h3 { font-size: 1.03rem; }
    .container { padding-left: 3vw; padding-right: 3vw; }
    .btn, .cookie-btn {
        min-width: 90px; font-size: 0.99rem; padding: 0 11px;
    }
}

/* --- HIDE/SHOW UTILS --- */
.hidden { display: none !important; }

/* --- END --- */