* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    margin: 0;
    min-height: 100vh;
    background-image: 
        radial-gradient(at 0% 0%, hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 100%, hsla(var(--accent-h), var(--accent-s), var(--accent-l), 0.05) 0px, transparent 50%);
    background-attachment: fixed;
}

/* Accessibility skip-link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: var(--space-3) var(--space-4);
    z-index: 100;
    transition: top 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    border-bottom-right-radius: var(--radius-sm);
    font-weight: 600;
    box-shadow: var(--shadow-glow);
}
.skip-link:focus {
    top: 0;
}

/* Glass Header navbar */
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: var(--bg-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}
.header__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header__logo {
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--text-main);
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
}

.header__actions {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

/* Language selector button container */
.lang-selector-container {
    position: relative;
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-card);
    padding: 0 var(--space-3);
}
.lang-selector-container:focus-within {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}
.lang-icon {
    color: var(--text-muted);
    pointer-events: none;
    margin-right: -4px;
}
.lang-selector-container select {
    background-color: transparent;
    color: var(--text-main);
    border: none;
    padding: var(--space-2) var(--space-4) var(--space-2) var(--space-3);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    padding-right: 1.5rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='rgba(150, 160, 180, 0.8)' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 14px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    background-color: var(--bg-card);
    color: var(--text-main);
    text-decoration: none;
    gap: var(--space-2);
}
.btn--primary {
    background-color: var(--primary);
    border-color: transparent;
    color: white;
}
.btn--primary:hover {
    background-color: var(--primary-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}
.btn--success {
    background-color: var(--success);
    border-color: transparent;
    color: white;
}
.btn--success:hover {
    background-color: hsl(145, 90%, 35%);
    box-shadow: 0 0 15px rgba(22, 163, 74, 0.4);
    transform: translateY(-1px);
}
.btn--icon {
    padding: var(--space-2);
}
.btn--icon:hover {
    background-color: var(--border-color);
}
.icon {
    flex-shrink: 0;
}

/* Main Layout container */
.main-layout {
    flex: 1;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-8) var(--space-6);
}

/* Hero design */
.hero-section {
    text-align: center;
    padding: var(--space-12) 0 var(--space-8) 0;
}
.hero-section__title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    margin: 0 0 var(--space-3) 0;
    letter-spacing: -0.04em;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 30%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
[data-theme="light"] .hero-section__title {
    background: linear-gradient(135deg, var(--text-main) 30%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-section__subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto var(--space-8) auto;
}

/* Glowing Search Box with Keyboard Shortcut Tag */
.search-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
}
.search-bar__input {
    width: 100%;
    background-color: var(--bg-input);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: var(--space-4) var(--space-12) var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    box-shadow: var(--shadow-sm);
}
.search-bar__input:focus {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    background-color: var(--bg-card);
}
.search-shortcut-hint {
    position: absolute;
    right: var(--space-4);
    background-color: var(--border-color);
    color: var(--text-muted);
    font-family: monospace;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
    pointer-events: none;
    border: 1px solid rgba(255,255,255,0.05);
}

/* Category nav design — Icon + Label with glass styling */
.category-filters-container {
    margin-bottom: var(--space-12);
    position: relative;
    padding: var(--space-3) 0;
}
.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: center;
    padding: 0 var(--space-4);
}
.category-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.01em;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    min-width: 76px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}
.category-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(ellipse at center top, hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.12) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.category-link:hover {
    color: var(--text-main);
    border-color: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.35);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px -6px rgba(0, 0, 0, 0.3);
}
.category-link:hover::before {
    opacity: 1;
}
.category-link__icon {
    font-size: 1.35rem;
    line-height: 1;
    filter: grayscale(0.3);
    transition: filter 0.25s ease, transform 0.25s ease;
}
.category-link:hover .category-link__icon {
    filter: grayscale(0);
    transform: scale(1.15);
}
.category-link__label {
    line-height: 1.1;
}

/* Active category button */
.category-link--active {
    color: white;
    background: linear-gradient(135deg, hsl(var(--primary-h), var(--primary-s), var(--primary-l)) 0%, hsl(var(--primary-h), var(--primary-s), calc(var(--primary-l) - 12%)) 100%);
    border-color: transparent;
    box-shadow: var(--shadow-glow), 0 4px 12px -2px rgba(0, 0, 0, 0.3);
}
.category-link--active .category-link__icon {
    filter: grayscale(0) brightness(1.2);
}
.category-link--active:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow), 0 8px 24px -4px rgba(0, 0, 0, 0.4);
}
.category-link--active::before {
    opacity: 0 !important;
}

/* Light theme overrides */
[data-theme="light"] .category-link {
    background: rgba(255, 255, 255, 0.85);
    border-color: var(--border-color);
}
[data-theme="light"] .category-link:hover {
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 4px 16px -4px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .category-link--active {
    color: white;
    background: linear-gradient(135deg, hsl(var(--primary-h), var(--primary-s), var(--primary-l)) 0%, hsl(var(--primary-h), var(--primary-s), calc(var(--primary-l) - 12%)) 100%);
    box-shadow: var(--shadow-glow), 0 4px 12px -2px rgba(0, 0, 0, 0.15);
}
[data-theme="light"] .category-link--active:hover {
    background: linear-gradient(135deg, hsl(var(--primary-h), var(--primary-s), var(--primary-l)) 0%, hsl(var(--primary-h), var(--primary-s), calc(var(--primary-l) - 12%)) 100%);
}

/* ---- TABLET: horizontal scroll with fade masks ---- */
@media (max-width: 900px) {
    .category-filters-container {
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
        -webkit-mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
        mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
    }
    .category-filters-container::-webkit-scrollbar {
        display: none;
    }
    .category-nav {
        flex-wrap: nowrap;
        justify-content: flex-start;
        min-width: max-content;
        padding: 0 var(--space-6);
    }
}

/* ---- MOBILE: compact grid layout ---- */
@media (max-width: 540px) {
    .category-filters-container {
        overflow-x: visible;
        -webkit-mask-image: none;
        mask-image: none;
    }
    .category-nav {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-2);
        min-width: unset;
        padding: 0 var(--space-3);
    }
    .category-link {
        min-width: unset;
        padding: var(--space-2) var(--space-1);
        font-size: 0.68rem;
        border-radius: var(--radius-sm);
    }
    .category-link__icon {
        font-size: 1.15rem;
    }
}

/* Tools dynamic grid cards */
.tools-grid-section {
    margin-bottom: var(--space-16);
}
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}
.tool-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--text-main);
    background: var(--card-gradient);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.tool-card:hover {
    transform: translateY(-6px);
    border-color: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.4);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}
.tool-card:hover::before {
    opacity: 1;
}
.tool-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}
.tool-card__icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--primary-glow);
    color: var(--primary);
    border: 1px solid rgba(255, 255, 255, 0.04);
    flex-shrink: 0;
    transition: transform 0.2s ease;
}
.tool-card:hover .tool-card__icon-wrapper {
    transform: scale(1.05);
}
.tool-card__title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.01em;
    color: var(--text-main);
}
.tool-card__description {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0 0 var(--space-4) 0;
    flex: 1;
    line-height: 1.5;
}
.tool-card__action {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.tool-card__action-arrow {
    transition: transform 0.2s ease;
}
.tool-card:hover .tool-card__action {
    color: var(--accent-hover);
    text-decoration: underline;
}
.tool-card:hover .tool-card__action-arrow {
    transform: translateX(4px);
}

/* Home SEO informative details */
.home-info-section {
    border-top: 1px solid var(--border-color);
    padding: var(--space-12) 0;
    margin-top: var(--space-8);
}
.home-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}
@media (max-width: 768px) {
    .home-info-grid {
        grid-template-columns: 1fr;
    }
}
.home-info-section h2 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 var(--space-6) 0;
    letter-spacing: -0.03em;
}
.home-info-section h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--space-6) 0 var(--space-3) 0;
}
.home-info-section p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* FAQs home layout styling */
.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}
@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
}
.faq-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-6);
}
.faq-card__question {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--space-2) 0;
}
.faq-card__answer {
    color: var(--text-muted);
    font-size: 0.9375rem;
    margin: 0;
}

/* Footer layout */
.footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-card);
    padding: var(--space-12) 0;
}
.footer__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-6);
}
.footer__brand {
    max-width: 500px;
}
.footer__brand-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
}
.footer__tagline {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: var(--space-2) 0 0 0;
    line-height: 1.6;
}
.footer__links {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
}
.footer__links a {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}
.footer__links a:hover {
    color: var(--primary);
}
.footer__copyright {
    color: var(--text-muted);
    font-size: 0.875rem;
}
@media (max-width: 640px) {
    .footer__container {
        flex-direction: column;
        text-align: center;
    }
    .footer__links {
        flex-direction: column;
        gap: var(--space-2);
    }
}

/* ==========================================================================
   COOKIE CONSENT BANNER & SETTINGS MODAL
   ========================================================================== */

.cookie-consent {
    position: fixed;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    z-index: 1000;
    background: var(--card-gradient);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4) var(--space-6);
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from {
        transform: translateY(100%) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.cookie-consent__container {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-consent__content {
    flex: 1;
    text-align: left;
}

.cookie-consent__header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-1);
}

.cookie-consent__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-main);
}

.cookie-consent__text {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

.cookie-consent__link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px dashed var(--primary);
    transition: color 0.2s, border-color 0.2s;
}

.cookie-consent__link:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.cookie-consent__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.cookie-consent__actions .btn {
    padding: var(--space-2) var(--space-4);
    font-size: 0.85rem;
    font-weight: 600;
}

/* Cookie Settings Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1010;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cookie-modal__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.cookie-modal__dialog {
    position: relative;
    width: 90%;
    max-width: 500px;
    z-index: 1011;
    background: var(--card-gradient);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: modalAppear 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

@keyframes modalAppear {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.cookie-modal__content {
    display: flex;
    flex-direction: column;
}

.cookie-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--glass-border);
}

.cookie-modal__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-main);
    margin: 0;
}

.cookie-modal__close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

.cookie-modal__close:hover {
    color: var(--text-main);
}

.cookie-modal__body {
    padding: var(--space-6) var(--space-6);
    max-height: 60vh;
    overflow-y: auto;
}

.cookie-modal__desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: var(--space-6);
}

.cookie-modal__option {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--glass-border);
}

.cookie-modal__option:last-child {
    border-bottom: none;
}

.cookie-modal__option-info {
    flex: 1;
}

.cookie-modal__option-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.cookie-modal__option-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
    margin: var(--space-1) 0 0 0;
}

.cookie-modal__badge {
    background: hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.15);
    color: var(--primary);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.cookie-modal__footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
}

.cookie-modal__footer .btn {
    padding: var(--space-2) var(--space-6);
    font-size: 0.9rem;
    font-weight: 600;
}

/* Switch styling */
.cookie-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 4px;
}

.cookie-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: .3s;
    border-radius: 24px;
}

.cookie-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: #fff;
    transition: .3s;
    border-radius: 50%;
}

.cookie-switch input:checked + .cookie-slider {
    background-color: var(--primary);
}

.cookie-switch input:checked + .cookie-slider:before {
    transform: translateX(20px);
}

.cookie-switch input:disabled + .cookie-slider {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive adjustment */
@media (max-width: 768px) {
    .cookie-consent__container {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }
    .cookie-consent__actions {
        width: 100%;
        justify-content: flex-end;
    }
    .cookie-consent {
        left: var(--space-2);
        right: var(--space-2);
        bottom: var(--space-2);
        padding: var(--space-4) var(--space-4);
    }
}

@media (max-width: 480px) {
    .cookie-consent__actions {
        flex-direction: column;
        align-items: stretch;
    }
    .cookie-consent__actions button {
        width: 100%;
        justify-content: center;
    }
}