/*
Theme Name:   БИТ.WMS Child
Theme URI:    https://bitwms.ru/
Description:  GeneratePress child theme for the БИТ.WMS expert portal. Brandbook styles: corporate pink #E50071, minimalist layout, Suisse Int'l typography.
Author:       БИТ.WMS
Author URI:   https://bitwms.ru/
Template:     generatepress
Version:      1.0.0
License:      GNU General Public License v2 or later
License URI:  http://www.gnu.org/licenses/gpl-2.0.html
Text Domain:  bitwms-child
*/

/* ==========================================================================
   @font-face — Suisse Int'l (woff2 files go into fonts/ directory)
   Fallback to Arial until font files are deployed.
   ========================================================================== */

@font-face {
    font-family: 'Suisse Intl';
    src: url('fonts/SuisseIntl-Book.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Suisse Intl';
    src: url('fonts/SuisseIntl-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   CSS Custom Properties — brandbook tokens
   ========================================================================== */

:root {
    /* --- Colors --- */
    --color-white:      #FFFFFF;
    --color-primary:    #E50071; /* Pantone 213 C, RGB 229 0 113 — primary corporate */
    --color-black:      #000000;
    --color-gray-light: #EBEBEB; /* RGB 235 235 235 — secondary */
    --color-gray-text:  #666666;

    /* --- Typography --- */
    --font-family-base:     'Suisse Intl', Arial, sans-serif;
    --font-heading:         var(--font-family-base);
    --font-body:            var(--font-family-base);
    --font-weight-book:     400;
    --font-weight-bold:     700;

    --font-size-base:   16px;
    --line-height-base: 1.6;

    /* --- Layout dimensions --- */
    --sidebar-width-collapsed: 70px;
    --sidebar-width-expanded:  250px;
    --content-max-width:       1200px;
    --header-height:           60px;

    /* --- Spacing scale --- */
    --space-xs:  4px;
    --space-sm:  8px;
    --space-md:  16px;
    --space-lg:  24px;
    --space-xl:  40px;
    --space-2xl: 64px;

    /* --- Transition --- */
    --transition-base: 0.2s ease;
}

/* ==========================================================================
   Global reset / base
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-book);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Headings
   ========================================================================== */

h1,
h2,
h3,
h4 {
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    line-height: 1.2;
    margin-top: 0;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 2.5rem;   /* 40px */
}

h2 {
    font-size: 2rem;     /* 32px */
}

h3 {
    font-size: 1.5rem;   /* 24px */
}

h4 {
    font-size: 1.125rem; /* 18px */
}

/* ==========================================================================
   Links
   ========================================================================== */

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover,
a:focus {
    color: var(--color-black);
    text-decoration: underline;
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   Paragraphs & lists
   ========================================================================== */

p {
    margin-top: 0;
    margin-bottom: var(--space-md);
}

ul,
ol {
    margin-top: 0;
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

/* ==========================================================================
   Container utility
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--content-max-width);
    margin-right: auto;
    margin-left: auto;
    padding-right: var(--space-lg);
    padding-left: var(--space-lg);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px var(--space-lg);
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 0;            /* brandbook: no rounded corners */
    transition:
        background-color var(--transition-base),
        color var(--transition-base),
        border-color var(--transition-base);
    -webkit-user-select: none;
    user-select: none;
    appearance: none;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Primary — corporate pink fill */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-black);
    border-color: var(--color-black);
    color: var(--color-white);
    text-decoration: none;
}

/* Outline — transparent with black border */
.btn-outline {
    background-color: transparent;
    border-color: var(--color-black);
    color: var(--color-black);
}

.btn-outline:hover,
.btn-outline:focus {
    background-color: var(--color-black);
    color: var(--color-white);
    text-decoration: none;
}

/* Small modifier */
.btn-sm {
    padding: 8px var(--space-md);
    font-size: 0.875rem; /* 14px */
}

/* ==========================================================================
   Badge utility
   ========================================================================== */

.badge {
    display: inline-block;
    padding: 2px var(--space-sm);
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-book);
    font-size: 0.75rem;  /* 12px */
    line-height: 1.4;
    color: var(--color-black);
    background-color: var(--color-gray-light);
    border-radius: 0;
    white-space: nowrap;
    vertical-align: middle;
}

/* ==========================================================================
   Sidebar overlay (used by sidebar-nav.js)
   ========================================================================== */

body.sidebar-overlay::after {
    content: '';
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 199;
}

/* ==========================================================================
   Sidebar navigation
   ========================================================================== */

/* Base sidebar */
.sidebar-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width-collapsed);
    height: 100vh;
    background: var(--color-white);
    border-right: 1px solid var(--color-gray-light);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: width 0.25s ease;
    overflow: hidden;
}

.sidebar-nav:hover {
    width: var(--sidebar-width-expanded);
}

/* Logo area */
.sidebar-nav__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60px;
    border-bottom: 1px solid var(--color-gray-light);
    flex-shrink: 0;
}

.sidebar-nav__logo a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

/* Menu / navigation area */
.sidebar-nav__menu {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Individual links */
.sidebar-nav__link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 23px;
    color: var(--color-black);
    text-decoration: none;
    white-space: nowrap;
    transition:
        background-color var(--transition-base),
        color var(--transition-base);
}

.sidebar-nav__link:hover,
.sidebar-nav__link:focus {
    background-color: var(--color-gray-light);
    color: var(--color-black);
    text-decoration: none;
}

/* Active item */
.sidebar-nav__item--active .sidebar-nav__link {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* Icon */
.sidebar-nav__icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

/* Label — hidden when collapsed, visible when sidebar hovered */
.sidebar-nav__label {
    opacity: 0;
    transition: opacity 0.2s ease;
    font-size: 0.9375rem; /* 15px */
}

.sidebar-nav:hover .sidebar-nav__label {
    opacity: 1;
}

/* Social links at the bottom */
.sidebar-nav__social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    border-top: 1px solid var(--color-gray-light);
    flex-shrink: 0;
}

.sidebar-nav__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-black);
    opacity: 0.6;
    transition: opacity var(--transition-base);
    text-decoration: none;
}

.sidebar-nav__social-link:hover,
.sidebar-nav__social-link:focus {
    opacity: 1;
    text-decoration: none;
    color: var(--color-black);
}

/* Content shift on desktop — push main content right of the sidebar */
.site-content,
.site-header,
.site-footer {
    margin-left: var(--sidebar-width-collapsed);
}

/* Hamburger / toggle button */
.sidebar-nav__toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1100;
    flex-direction: column;
    gap: 4px;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}

.sidebar-nav__toggle:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.sidebar-nav__toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-black);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Mobile styles */
@media (max-width: 767px) {
    /* Hide sidebar off-screen by default */
    .sidebar-nav {
        transform: translateX(-100%);
        transition: transform 0.25s ease, width 0.25s ease;
        width: var(--sidebar-width-expanded);
    }

    /* Show sidebar when open */
    .sidebar-nav--open {
        transform: translateX(0);
    }

    /* Always show labels on mobile when open */
    .sidebar-nav .sidebar-nav__label {
        opacity: 1;
    }

    /* Show hamburger button on mobile */
    .sidebar-nav__toggle {
        display: flex;
    }

    /* Remove content margin on mobile */
    .site-content,
    .site-header,
    .site-footer {
        margin-left: 0;
    }
}

/* ==========================================================================
   Top header bar
   ========================================================================== */

.top-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 32px;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-light);

    /* Positioned to the right of the collapsed sidebar */
    position: fixed;
    top: 0;
    left: var(--sidebar-width-collapsed);
    right: 0;
    z-index: 900;
}

.top-header__left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.top-header__logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.top-header__logo img {
    height: 30px;
    width: auto;
}

.top-header__tagline {
    font-size: 0.875rem;
    color: var(--color-gray-text);
}

.top-header__right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.top-header__phone {
    font-weight: 700;
    color: var(--color-black);
    text-decoration: none;
    font-size: 0.875rem;
}

.top-header__phone:hover,
.top-header__phone:focus {
    color: var(--color-primary);
    text-decoration: none;
}

.top-header__search {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-black);
    padding: 4px;
    transition: color var(--transition-base);
}

.top-header__search:hover,
.top-header__search:focus {
    color: var(--color-primary);
}

.top-header__search:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Offset main content below the fixed top header */
.site-content,
.site-header,
.site-footer {
    margin-top: var(--header-height);
}

@media (max-width: 767px) {
    .top-header {
        left: 0;
        padding: 0 16px 0 56px; /* leave room for hamburger button */
    }

    .top-header__tagline {
        display: none;
    }

    .top-header__phone {
        display: none;
    }
}

/* ==========================================================================
   Hero section
   ========================================================================== */

.hero { padding: 80px 0 60px; }
.hero__title { font-size: 3.5rem; line-height: 1.1; margin: 0 0 24px; max-width: 700px; }
.hero__subtitle { font-size: 1.25rem; line-height: 1.6; color: var(--color-gray-text); margin: 0 0 40px; max-width: 600px; }
.hero__actions { display: flex; gap: 16px; margin-bottom: 60px; }
.hero__stats { display: flex; gap: 48px; }
.hero__stat { display: flex; flex-direction: column; gap: 4px; }
.hero__stat-number { font-family: var(--font-heading); font-weight: 700; font-size: 2.5rem; line-height: 1; color: var(--color-primary); }
.hero__stat-label { font-size: 0.875rem; color: var(--color-gray-text); }

@media (max-width: 767px) {
    .hero { padding: 40px 0 32px; }
    .hero__title { font-size: 2rem; }
    .hero__subtitle { font-size: 1rem; }
    .hero__actions { flex-direction: column; margin-bottom: 40px; }
    .hero__stats { flex-direction: column; gap: 24px; }
}

/* ==========================================================================
   Promo WMS section
   ========================================================================== */

.promo-wms {
    padding: 80px 0;
    background: var(--color-gray-light);
}

.promo-wms__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.promo-wms__icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 12px;
}

.promo-wms__actions {
    display: flex;
    gap: 16px;
}

@media (max-width: 767px) {
    .promo-wms { padding: 40px 0; }
    .promo-wms__grid { grid-template-columns: 1fr; gap: 24px; margin-bottom: 32px; }
    .promo-wms__actions { flex-direction: column; }
}

/* ==========================================================================
   Subscribe section
   ========================================================================== */

.subscribe-section {
    padding: 80px 0;
}

.subscribe-section__form {
    display: flex;
    gap: 12px;
    max-width: 500px;
    margin-bottom: 12px;
}

.subscribe-section__input {
    flex: 1;
    padding: 12px 16px;
    font-size: 1rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 0;
}

.subscribe-section__input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.subscribe-section__note {
    font-size: 0.75rem;
    color: var(--color-gray-text);
}

@media (max-width: 767px) {
    .subscribe-section { padding: 40px 0; }
    .subscribe-section__form { flex-direction: column; max-width: 100%; }
    .subscribe-section__input { width: 100%; }
}

/* ==========================================================================
   Clients section
   ========================================================================== */

.clients-section {
    padding: 60px 0 80px;
    border-top: 1px solid var(--color-gray-light);
}

.clients-section__grid {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    align-items: center;
}

.clients-section__item img {
    max-height: 40px;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: filter var(--transition-base), opacity var(--transition-base);
}

.clients-section__item img:hover {
    filter: grayscale(0%);
    opacity: 1;
}

.clients-section__placeholder {
    display: inline-block;
    padding: 12px 24px;
    background: var(--color-gray-light);
    font-size: 0.875rem;
    color: var(--color-gray-text);
}

@media (max-width: 767px) {
    .clients-section { padding: 40px 0 48px; }
    .clients-section__grid { gap: 16px; }
}

/* ==========================================================================
   Task 9: Content feed — filter bar + content grid (AJAX)
   ========================================================================== */

/* --- Filter bar --- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-gray-light);
}

.filter-bar__btn {
    padding: 8px 20px;
    font-size: 0.875rem;
    background: none;
    border: 1px solid var(--color-gray-light);
    cursor: pointer;
    color: var(--color-black);
}

.filter-bar__btn:hover {
    border-color: var(--color-black);
}

.filter-bar__btn--active {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
    font-weight: 700;
}

/* --- Content grid --- */
.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.content-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.content-card__link:hover .content-card__title {
    color: var(--color-primary);
}

.content-card__image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    margin-bottom: 16px;
    background: var(--color-gray-light);
}

.content-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.content-card__placeholder {
    width: 100%;
    height: 100%;
}

.content-card__title {
    font-size: 1.125rem;
    margin: 0 0 8px;
    line-height: 1.3;
}

.content-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-gray-text);
    margin: 0 0 12px;
}

.content-card__meta {
    font-size: 0.75rem;
    color: var(--color-gray-text);
}

.content-feed__more {
    text-align: center;
    margin-bottom: 60px;
}

/* --- Responsive breakpoints --- */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Archive pages — CPT archive-*.php
   ========================================================================== */

.archive-page {
    padding: 60px 0;
}

.archive-page__title {
    margin: 0 0 32px;
}

/* ==========================================================================
   Single CPT pages — single-case, single-webinar, single-course, single-event
   ========================================================================== */

.single-case,
.single-webinar,
.single-course,
.single-event {
    padding: 60px 0;
}

/* --- Case meta bar --- */
.single-case__meta {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-gray-light);
}

/* --- Case / webinar / course / event content sections --- */
.single-case__section,
.single-webinar__section,
.single-course__section,
.single-event__section {
    margin-bottom: 40px;
}

.single-case__section h2,
.single-webinar__section h2,
.single-course__section h2,
.single-event__section h2 {
    font-size: 1.5rem;
    margin: 0 0 16px;
}

/* --- Webinar / course / event meta bars --- */
.single-webinar__meta,
.single-course__meta,
.single-event__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-gray-light);
}

/* --- Gallery grid (case) --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.gallery-grid img {
    width: 100%;
    height: auto;
    display: block;
}

/* --- Blockquote (case) --- */
.single-case__quote {
    border-left: 4px solid var(--color-primary);
    padding: 24px 32px;
    margin: 40px 0;
    background: var(--color-gray-light);
    font-style: italic;
    font-size: 1.125rem;
}

/* --- CTA blocks --- */
.single-case__cta,
.single-webinar__cta,
.single-course__cta,
.single-event__cta {
    padding: 40px 0;
    border-top: 1px solid var(--color-gray-light);
}

/* --- Related posts section --- */
.related-posts {
    padding: 60px 0 0;
    border-top: 1px solid var(--color-gray-light);
}

/* --- Webinar video embed --- */
.single-webinar__video {
    margin-bottom: 40px;
}

.single-webinar__video iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
}

/* --- Presentation download --- */
.single-webinar__presentation {
    margin-top: 24px;
}

/* ==========================================================================
   Pagination — the_posts_pagination()
   ========================================================================== */

.nav-links {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 32px;
}

.page-numbers {
    padding: 8px 16px;
    border: 1px solid var(--color-gray-light);
    text-decoration: none;
    color: var(--color-black);
    transition: background 0.2s, color 0.2s;
}

.page-numbers:hover {
    background: var(--color-gray-light);
}

.page-numbers.current {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

/* ==========================================================================
   Responsive — CPT templates
   ========================================================================== */

@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .single-case__meta,
    .single-webinar__meta,
    .single-course__meta,
    .single-event__meta {
        flex-direction: column;
        gap: 12px;
    }

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

    .single-case__quote {
        padding: 16px 20px;
        font-size: 1rem;
    }
}

/* ==========================================================================
   Contacts page
   ========================================================================== */

.page-contacts {
    padding: 60px 0;
}

.page-contacts__title {
    margin-bottom: 0;
}

.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 32px;
}

.contacts-list {
    list-style: none;
    margin: 24px 0 0;
    padding: 0;
}

.contacts-list__item {
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.5;
}

.contacts-list__item address {
    display: inline;
    font-style: normal;
}

.contacts-list__item a {
    color: var(--color-primary);
    text-decoration: none;
}

.contacts-list__item a:hover {
    text-decoration: underline;
}

/* Contact form */

.contact-form__field {
    margin-bottom: 20px;
}

.contact-form__label {
    display: block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 6px;
}

.contact-form__required {
    color: var(--color-primary);
    margin-left: 2px;
}

.contact-form__input,
.contact-form__textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-family: var(--font-family-base);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--color-black);
    background: var(--color-white);
    border: 2px solid var(--color-gray-light);
    border-radius: 4px;
    transition: border-color var(--transition-base);
    box-sizing: border-box;
}

.contact-form__input:focus,
.contact-form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__field--checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.contact-form__checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.875rem;
    line-height: 1.5;
    cursor: pointer;
}

.contact-form__checkbox {
    flex-shrink: 0;
    margin-top: 3px;
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.contact-form__checkbox-label a {
    color: var(--color-primary);
    text-decoration: underline;
}

.contact-form__submit {
    margin-top: 8px;
}

@media (max-width: 767px) {
    .contacts-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ==========================================================================
   Custom footer
   ========================================================================== */

.custom-footer {
    border-top: 1px solid var(--color-gray-light);
    padding: 48px 0 24px;
    background: var(--color-white);
}

.custom-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 32px;
    margin-bottom: 32px;
}

/* Col 1 — brand */

.custom-footer__logo-link {
    display: inline-block;
    margin-bottom: 20px;
}

.custom-footer__logo {
    display: block;
    max-width: 140px;
    height: auto;
}

.custom-footer__address {
    font-style: normal;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-gray-text);
}

.custom-footer__address p {
    margin: 0 0 6px;
}

.custom-footer__address a {
    color: var(--color-gray-text);
    text-decoration: none;
}

.custom-footer__address a:hover {
    color: var(--color-primary);
}

/* Col headings */

.custom-footer__col h4 {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 16px;
    color: var(--color-black);
}

/* Col nav lists */

.custom-footer__col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.custom-footer__col ul li {
    font-size: 0.875rem;
    margin-bottom: 10px;
}

.custom-footer__col a {
    color: var(--color-gray-text);
    text-decoration: none;
    transition: color var(--transition-base);
}

.custom-footer__col a:hover {
    color: var(--color-primary);
}

/* Col 4 — subscribe */

.custom-footer__subscribe-desc {
    font-size: 0.875rem;
    color: var(--color-gray-text);
    margin: 0 0 12px;
    line-height: 1.5;
}

.footer-subscribe {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.footer-subscribe__input {
    flex: 1;
    min-width: 0;
    padding: 8px 12px;
    font-family: var(--font-family-base);
    font-size: 0.875rem;
    color: var(--color-black);
    background: var(--color-white);
    border: 2px solid var(--color-gray-light);
    border-radius: 4px;
    transition: border-color var(--transition-base);
    box-sizing: border-box;
}

.footer-subscribe__input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.footer-subscribe__btn,
.btn--sm {
    padding: 8px 16px;
    font-size: 0.875rem;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Bottom bar */

.custom-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--color-gray-light);
    font-size: 0.75rem;
    color: var(--color-gray-text);
}

.custom-footer__bottom p {
    margin: 0;
}

.custom-footer__legal {
    display: flex;
    gap: 24px;
}

.custom-footer__legal a {
    color: var(--color-gray-text);
    text-decoration: none;
    transition: color var(--transition-base);
}

.custom-footer__legal a:hover {
    color: var(--color-primary);
}

/* Footer responsive */

@media (max-width: 1024px) {
    .custom-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    .custom-footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .custom-footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .custom-footer__legal {
        flex-direction: column;
        gap: 8px;
    }

    .footer-subscribe {
        flex-direction: column;
    }

    .footer-subscribe__btn {
        width: 100%;
    }
}

/* ==========================================================================
   Task 10: БИТ.WMS product page
   ========================================================================== */

/* ------------------------------------------------------------------
   1. Hero
   ------------------------------------------------------------------ */

.bitwms-hero {
    padding: 80px 0 60px;
}

.bitwms-hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.bitwms-hero__subtitle {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-text);
    margin-bottom: var(--space-lg);
}

.bitwms-hero__description {
    font-size: 1.125rem;
    max-width: 680px;
    color: var(--color-gray-text);
    margin-bottom: var(--space-xl);
}

.bitwms-hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 767px) {
    .bitwms-hero {
        padding: 48px 0 40px;
    }

    .bitwms-hero h1 {
        font-size: 2.5rem;
    }

    .bitwms-hero__subtitle {
        font-size: 1.125rem;
    }

    .bitwms-hero__description {
        font-size: 1rem;
    }

    .bitwms-hero__actions {
        flex-direction: column;
    }

    .bitwms-hero__actions .btn {
        width: 100%;
        text-align: center;
    }
}

/* ------------------------------------------------------------------
   2. Features
   ------------------------------------------------------------------ */

.bitwms-features {
    padding: 80px 0;
    background: var(--color-gray-light);
}

.bitwms-features h2 {
    margin-bottom: 48px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--color-white);
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-text);
    flex: 1;
}

.feature-card__result {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    font-size: 0.875rem;
    margin-bottom: 0;
}

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .bitwms-features {
        padding: 48px 0;
    }

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

/* ------------------------------------------------------------------
   3. Why us
   ------------------------------------------------------------------ */

.bitwms-why {
    padding: 80px 0;
}

.bitwms-why h2 {
    margin-bottom: 48px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.why-grid__item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    position: relative;
    padding-bottom: 16px;
}

.why-grid__item h3::after {
    content: '';
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: var(--color-primary);
}

.why-grid__item p {
    font-size: 0.9375rem;
    color: var(--color-gray-text);
}

@media (max-width: 1024px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .bitwms-why {
        padding: 48px 0;
    }

    .why-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* ------------------------------------------------------------------
   4. Cases
   ------------------------------------------------------------------ */

.bitwms-cases {
    padding: 60px 0;
    border-top: 1px solid var(--color-gray-light);
}

.bitwms-cases h2 {
    margin-bottom: 40px;
}

.bitwms-cases__more {
    margin-top: 40px;
    text-align: center;
}

@media (max-width: 767px) {
    .bitwms-cases {
        padding: 40px 0;
    }
}

/* ------------------------------------------------------------------
   5. Other solutions
   ------------------------------------------------------------------ */

.bitwms-other {
    padding: 60px 0;
    background: var(--color-gray-light);
}

.bitwms-other h2 {
    margin-bottom: 40px;
}

.other-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.other-card {
    background: var(--color-white);
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.other-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.other-card__description {
    font-size: 0.9375rem;
    color: var(--color-gray-text);
    flex: 1;
    margin-bottom: var(--space-lg);
}

@media (max-width: 1024px) {
    .other-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .bitwms-other {
        padding: 40px 0;
    }

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

/* ------------------------------------------------------------------
   6. Demo form
   ------------------------------------------------------------------ */

.bitwms-demo {
    padding: 80px 0;
}

.bitwms-demo h2 {
    margin-bottom: var(--space-md);
}

.bitwms-demo__description {
    font-size: 1.0625rem;
    color: var(--color-gray-text);
    max-width: 600px;
    margin-bottom: 40px;
}

.demo-form {
    max-width: 600px;
}

.demo-form__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.demo-form__field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.demo-form__field--full {
    margin-bottom: 20px;
}

.demo-form__label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
}

.demo-form__required {
    color: var(--color-primary);
}

.demo-form__input {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-family-base);
    font-size: 1rem;
    color: var(--color-black);
    background: var(--color-white);
    border: 2px solid var(--color-gray-light);
    border-radius: 0;
    transition: border-color var(--transition-base);
    appearance: none;
    -webkit-appearance: none;
}

.demo-form__input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.demo-form__input::placeholder {
    color: var(--color-gray-text);
    opacity: 1;
}

.demo-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.demo-form__consent {
    margin-bottom: 24px;
}

.demo-form__consent-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--color-gray-text);
    cursor: pointer;
}

.demo-form__checkbox {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 2px;
    border: 2px solid var(--color-gray-light);
    accent-color: var(--color-primary);
    cursor: pointer;
}

.demo-form__submit {
    padding: 14px 40px;
}

@media (max-width: 767px) {
    .bitwms-demo {
        padding: 48px 0;
    }

    .demo-form__grid {
        grid-template-columns: 1fr;
    }

    .demo-form {
        max-width: 100%;
    }

    .demo-form__submit {
        width: 100%;
    }
}