/* =============================================
   Pi7 Components Styles
   Navigation, Header, Footer, etc.
   ============================================= */

/* =============================================
   Header & Navigation
   ============================================= */

.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-100);
    z-index: var(--z-sticky);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 var(--space-6);
    max-width: 1440px;
    margin: 0 auto;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.header__logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    border-radius: var(--radius-lg);
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header__nav-link {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header__nav-link:hover,
.header__nav-link.active {
    color: var(--primary-600);
    background: var(--primary-50);
}

/* Header Search */
.header__search {
    display: flex;
    align-items: center;
    flex: 1;
    max-width: 280px;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    background: var(--bg-secondary);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.header__search:focus-within {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.header__search-icon {
    font-size: var(--text-sm);
    flex-shrink: 0;
}

.header__search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--text-sm);
    color: var(--text-primary);
    outline: none;
    min-width: 0;
}

.header__search-input::placeholder {
    color: var(--gray-400);
}

.header__search-clear {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: var(--text-xs);
    padding: 2px;
    line-height: 1;
    flex-shrink: 0;
}

.header__search-clear:hover {
    color: var(--text-primary);
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

/* Wallet Display */
.wallet-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--primary-50);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallet-badge:hover {
    background: var(--primary-100);
}

.wallet-badge__icon {
    font-size: 16px;
}

.wallet-badge__amount {
    font-weight: 700;
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu__trigger {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: transparent;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.user-menu__trigger:hover {
    background: var(--gray-100);
}

.user-menu__avatar {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--text-sm);
}

.user-menu__avatar-img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.user-menu__dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-2);
    min-width: 200px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.user-menu__dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-menu__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.user-menu__item:hover {
    background: var(--gray-50);
    color: var(--text-primary);
}

.user-menu__item--danger:hover {
    background: var(--error-light);
    color: var(--error);
}

.user-menu__divider {
    height: 1px;
    background: var(--gray-100);
    margin: var(--space-2) 0;
}

/* =============================================
   Logo Section (Top of Page)
   ============================================= */

.logo-section {
    padding: var(--space-8) var(--space-6) var(--space-4);
    text-align: center;
    background: linear-gradient(180deg, var(--primary-50) 0%, var(--bg-primary) 100%);
}

.logo-section__container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}

.logo-section__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-xl);
    box-shadow: 0 6px 16px rgba(124, 58, 237, 0.3);
    font-size: 26px;
    color: white;
    font-weight: 700;
}

.logo-section__pi {
    font-family: 'Georgia', serif;
    font-style: italic;
}

.logo-section__seven {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
}

.logo-section__title {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin: 0;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-section__tagline {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin: 0;
}

/* =============================================
   Features Section (Above Footer)
   ============================================= */

.features-section {
    padding: var(--space-16) var(--space-6);
    text-align: center;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--primary-50) 100%);
}

.features-section__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-4);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.features-section__subtitle {
    max-width: 600px;
    margin: 0 auto var(--space-10);
    font-size: var(--text-lg);
    color: var(--text-secondary);
}

.features-section__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
}

.features-section__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-6) var(--space-8);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    min-width: 160px;
    transition: all var(--transition-fast);
}

.features-section__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.features-section__icon {
    font-size: 32px;
}

.features-section__text {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-secondary);
}

/* =============================================
   Tools Grid
   ============================================= */

.tools-section {
    padding: var(--space-6) var(--space-6) var(--space-12);
}

.tools-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
}

.tools-section__title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-2xl);
}

.tools-section__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-100);
    border-radius: var(--radius-lg);
    font-size: 20px;
}

.tools-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

/* =============================================
   Tools Search Box
   ============================================= */

.tools-search {
    margin-bottom: var(--space-6);
}

.tools-search__wrapper {
    position: relative;
    display: flex;
    align-items: center;
    max-width: 500px;
    margin: 0 auto;
}

.tools-search__icon {
    position: absolute;
    left: var(--space-4);
    font-size: var(--text-lg);
    pointer-events: none;
}

.tools-search__input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    padding-left: var(--space-12);
    padding-right: var(--space-10);
    font-size: var(--text-base);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
}

.tools-search__input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-100);
}

.tools-search__input::placeholder {
    color: var(--gray-400);
}

.tools-search__clear {
    position: absolute;
    right: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tools-search__clear:hover {
    background: var(--gray-300);
}

/* =============================================
   Category Tabs
   ============================================= */

.tools-categories {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
    padding: var(--space-2);
}

.header__nav .category-btn {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: 1.5px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.header__nav .category-btn:hover {
    color: var(--primary-600);
    background: var(--primary-50);
    border-color: var(--primary-200);
}

.header__nav .category-btn.active {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-color: var(--primary-600);
    color: white;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.header__nav .category-btn__icon {
    font-size: var(--text-sm);
}

.header__nav .category-btn__text {
    font-weight: 600;
}

/* =============================================
   No Results Message
   ============================================= */

.tools-no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16) var(--space-6);
    text-align: center;
}

.tools-no-results__icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.tools-no-results__text {
    font-size: var(--text-lg);
    color: var(--text-secondary);
}

/* =============================================
   Category Sections (Grouped View)
   ============================================= */

.tools-category-section {
    margin-bottom: 3px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.02), rgba(124, 58, 237, 0.05));
    border-radius: var(--radius-2xl);
    padding: 2px var(--space-2) var(--space-3);
    border: 1px solid rgba(124, 58, 237, 0.08);
}

.tools-category-section:last-child {
    margin-bottom: 0;
}

.tools-category-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
}

.tools-category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: var(--radius-xl);
    font-size: 26px;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25);
}

.tools-category-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tools-category-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: var(--space-4);
}

.tools-category-grid--flat {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: var(--space-4);
}

/* =============================================
   Tool Page Layout
   ============================================= */

.tool-page {
    min-height: calc(100vh - 64px);
    padding: var(--space-3) var(--space-6) var(--space-8);
    max-width: 1200px;
    margin: 0 auto;
}

.tool-page__header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.tool-page__back {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tool-page__back:hover {
    background: var(--gray-50);
    color: var(--text-primary);
}

.tool-page__info {
    flex: 1;
}

.tool-page__title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-1);
}

.tool-page__description {
    color: var(--text-secondary);
    margin: 0;
}

.tool-page__content {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-8);
    max-width: 1000px;
    margin: 0 auto;
    align-items: stretch;
}

@media (max-width: 960px) {
    .tool-page__content {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   Tool Preview Area
   ============================================= */

.tool-preview {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tool-preview__image-area {
    position: relative;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
    overflow: hidden;
}

.tool-preview__placeholder {
    text-align: center;
    padding: var(--space-8);
}

.tool-preview__placeholder-icon {
    font-size: 64px;
    margin-bottom: var(--space-4);
    opacity: 0.3;
}

.tool-preview__placeholder-text {
    color: var(--text-tertiary);
    font-size: var(--text-lg);
}

.tool-preview__image {
    max-width: 100%;
    max-height: 320px;
    object-fit: contain;
}

.tool-preview__filename {
    text-align: center;
    padding: var(--space-2);
    font-size: var(--text-sm);
    color: var(--primary-600);
    background: var(--primary-50);
}

.tool-preview__actions {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-4);
}

/* =============================================
   Tool Settings Panel
   ============================================= */

.tool-settings {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
}

.tool-settings__section {
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-3);
    border-bottom: 1px solid var(--gray-100);
}

.tool-settings__section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.tool-settings__label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.tool-settings__value {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary-600);
}

/* Size Display */
.size-display {
    display: flex;
    gap: var(--space-6);
}

.size-display__item {
    flex: 1;
}

.size-display__label {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin-bottom: var(--space-1);
}

.size-display__value {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
}

/* Format Selector */
.format-selector {
    display: flex;
    gap: var(--space-2);
}

.format-btn {
    flex: 1 1 0;
    min-width: 0;
    padding: var(--space-2) var(--space-1);
    font-size: var(--text-sm);
    font-weight: 500;
    text-align: center;
    background: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.format-btn:hover {
    background: var(--gray-100);
}

.format-btn.active {
    background: var(--primary-100);
    border-color: var(--primary-500);
    color: var(--primary-700);
}

/* Target Size */
.target-size {
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

.target-size__input {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.target-size__input .form-input {
    width: 100%;
    padding-left: 12px;
    padding-right: 8px;
    text-align: left;
}

/* Number input spinner on right side */
.target-size__input .form-input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

.target-size__input .form-input[type="number"]::-webkit-inner-spin-button,
.target-size__input .form-input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
}

.target-size__unit {
    padding: var(--space-3) var(--space-4);
    background: var(--gray-100);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.target-size__unit:hover {
    background: var(--gray-200);
}

.target-size__unit.active {
    background: var(--primary-500);
    color: white;
    border-color: var(--primary-600);
}

/* Disabled state for target size inputs */
.target-size__input .form-input:disabled {
    opacity: 0.4;
    background: var(--gray-100);
    cursor: not-allowed;
}

/* Quality Slider */
.quality-slider {
    width: 100%;
}

.quality-slider input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    outline: none;
}

.quality-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-500);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(139, 92, 246, 0.4);
    transition: transform var(--transition-fast);
}

.quality-slider input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

/* =============================================
   Drop Zone
   ============================================= */

.drop-zone {
    position: relative;
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-xl);
    padding: var(--space-12);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.drop-zone:hover {
    border-color: var(--primary-400);
    background: var(--primary-50);
}

.drop-zone.dragover {
    border-color: var(--primary-500);
    background: var(--primary-100);
    transform: scale(1.01);
}

.drop-zone__icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.drop-zone__text {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.drop-zone__hint {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

.drop-zone__input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

/* =============================================
   Premium Gate Modal
   ============================================= */

.premium-gate {
    text-align: center;
}

.premium-gate__icon {
    font-size: 64px;
    margin-bottom: var(--space-4);
}

.premium-gate__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.premium-gate__cost {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: var(--primary-100);
    border-radius: var(--radius-full);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--primary-700);
    margin-bottom: var(--space-6);
}

.premium-gate__balance {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.premium-gate__balance strong {
    color: var(--text-primary);
}

/* =============================================
   Footer
   ============================================= */

.footer {
    padding: var(--space-8) var(--space-6);
    background: var(--gray-900);
    color: var(--gray-400);
}

.footer__inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer__copyright {
    font-size: var(--text-sm);
}

.footer__links {
    display: flex;
    gap: var(--space-6);
}

.footer__link {
    font-size: var(--text-sm);
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: white;
}

/* =============================================
   Responsive Adjustments
   ============================================= */

/* =============================================
   Rotation Slider with Measurement Scale
   ============================================= */

.rotation-slider-container {
    position: relative;
    padding: 0 10px;
}

.rotation-scale {
    position: relative;
    height: 40px;
}

.rotation-scale__marks {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 0 8px;
}

.rotation-scale__marks::before {
    content: '';
    position: absolute;
    left: 8px;
    right: 8px;
    bottom: 0;
    height: 1px;
    background: #9ca3af;
}

.rotation-scale input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: linear-gradient(to right, #d1d5db 0%, #d1d5db 50%, #3b82f6 50%, #3b82f6 50%, #d1d5db 50%, #d1d5db 100%);
    border-radius: 3px;
    outline: none;
    margin-top: 18px;
    position: relative;
    z-index: 2;
}

.rotation-scale input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.5);
    border: 3px solid white;
    transition: transform 0.15s ease;
}

.rotation-scale input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.rotation-scale input[type="range"]::-moz-range-thumb {
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.5);
    border: 3px solid white;
}

.rotation-scale__labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #6b7280;
    margin-top: 6px;
    position: relative;
}

/* Tick marks generated via JavaScript */
.rotation-tick {
    position: absolute;
    bottom: 0;
    width: 1px;
    background: #9ca3af;
}

.rotation-tick--major {
    height: 12px;
    background: #6b7280;
}

.rotation-tick--minor {
    height: 6px;
}

.rotation-tick--center {
    height: 14px;
    background: #374151;
    width: 2px;
}

@media (max-width: 768px) {
    .header__nav {
        display: none;
    }

    .hero {
        padding: var(--space-10) var(--space-4);
    }

    .hero__features {
        flex-direction: column;
        align-items: center;
    }

    .tools-section {
        padding: var(--space-8) var(--space-4);
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .footer__inner {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}