/*
Theme Name: Crypto
Theme URI: https://wordpress.org
Author: Orkhan Chichitov
Author URI: https://wordpress.org
Description: A simple and clean WordPress theme for cryptocurrency-related websites. It features a modern design, responsive layout, and customizable options to create a unique online presence for your crypto business or blog.
Requires at least: 6.7
Tested up to: 6.9
Requires PHP: 7.2
Version: 1.5
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/

/* ==========================================================================
   Дизайн-токены (палитра в духе Bybit: тёмный фон, золотистый акцент, нейтральный текст)
   ========================================================================== */
:root {
    --color-bg: #0b0e11;
    --color-surface: #12161c;
    --color-surface-2: #1a1f26;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-strong: rgba(255, 255, 255, 0.14);
    --color-text: #eaecef;
    --color-text-muted: #848e9c;
    --color-accent: #f7a600;
    --color-accent-hover: #ffc35c;
    --color-accent-soft: rgba(247, 166, 0, 0.12);
    --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --radius-sm: 6px;
    --radius-md: 10px;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
    --container: 1120px;
    --header-h: 72px;
}

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

html {
    scroll-behavior: smooth;
}

body.site-body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
}

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

/* Утилита: контейнер */
.container {
    width: 100%;
    max-width: var(--container);
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* Ссылка «перейти к контенту» */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 100;
    padding: 12px 16px;
    background: var(--color-accent);
    color: #111;
    font-weight: 600;
}

.skip-link:focus {
    left: 16px;
    top: 16px;
}

/* ==========================================================================
   Шапка сайта (БЭМ: site-header)
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 14, 17, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-h);
    gap: 16px;
}

.site-header__brand {
    display: flex;
    align-items: center;
}

.site-header__brand .custom-logo-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.site-header__brand .custom-logo {
    max-height: 40px;
    width: auto;
}

.site-header__logo-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.125rem;
    letter-spacing: 0.02em;
}

.site-header__logo-link:hover {
    color: var(--color-text);
}

.site-header__logo-img {
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.site-header__title {
    white-space: nowrap;
}

/* Навигация */
.site-header__nav {
    display: flex;
    align-items: center;
}

.site-header__menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 8px;
    justify-content: flex-end;
}

.site-header__menu .menu-item {
    margin: 0;
}

.site-header__link {
    display: block;
    padding: 10px 12px;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}

.site-header__link:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.04);
}

/* Бургер */
.site-header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    cursor: pointer;
}

.site-header__burger-line {
    display: block;
    height: 2px;
    width: 20px;
    margin: 0 auto;
    background: var(--color-text);
    border-radius: 1px;
    transition: transform 0.25s, opacity 0.25s;
}

.site-body--menu-open .site-header__burger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.site-body--menu-open .site-header__burger-line:nth-child(2) {
    opacity: 0;
}

.site-body--menu-open .site-header__burger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================================================
   Основная зона
   ========================================================================== */
.site-main {
    flex: 1 0 auto;
    min-height: 40vh;
}

.hero--page {
    padding: 48px 0 40px;
    border-bottom: 1px solid var(--color-border);
    background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
}

.hero--page .hero__title {
    margin-bottom: 0;
}

/* ==========================================================================
   Компоненты: секции, герой, карточки, кнопки, формы, FAQ
   ========================================================================== */
.section {
    padding: 72px 0;
}

.section--tight {
    padding: 48px 0;
}

.section__head {
    max-width: 760px;
    margin-bottom: 32px;
}

.hero {
    position: relative;
    padding: 88px 0 72px;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.hero__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.45;
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11, 14, 17, 0.2) 0%, #0b0e11 85%);
    pointer-events: none;
}

.hero__inner {
    position: relative;
    z-index: 1;
}

.hero__title {
    margin: 0 0 20px;
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.hero__text {
    margin: 0 0 24px;
    color: var(--color-text-muted);
    font-size: 1.0625rem;
    max-width: 820px;
}

.hero__text p {
    margin: 0 0 1rem;
}

.hero__text p:last-child {
    margin-bottom: 0;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.hero__note {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Заголовки секций */
.section-title {
    margin: 0 0 16px;
    font-size: clamp(1.5rem, 2.5vw, 1.75rem);
    font-weight: 700;
}

.section-title--h3 {
    font-size: 1.125rem;
    margin-top: 24px;
}

.prose {
    color: var(--color-text-muted);
    max-width: 900px;
}

.prose p,
.prose ul {
    margin: 0 0 1rem;
}

.prose ul {
    padding-left: 1.25rem;
}

.prose li {
    margin-bottom: 0.5rem;
}

/* Карточка */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    box-shadow: var(--shadow-card);
}

.card--muted {
    background: var(--color-surface-2);
}

/* Кнопки (БЭМ: btn) */
.btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 20px 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
    text-decoration: none;
    line-height: 1.2;
}

.btn:active {
    transform: translateY(1px);
}

.btn--primary {
    background: linear-gradient(180deg, #ffc14d 0%, var(--color-accent) 100%);
    color: #1a1306;
    border-color: rgba(247, 166, 0, 0.6);
    box-shadow: 0 4px 16px rgba(247, 166, 0, 0.2);
}

.btn--primary:hover {
    color: #1a1306;
    filter: brightness(1.05);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border-strong);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--color-accent);
    color: var(--color-accent-hover);
}

/* Форма заявки */
.form-block {
    margin-top: 24px;
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.form-block__title {
    margin: 0 0 20px;
    font-size: 1.25rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field--full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text);
    font: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-note {
    margin-top: 12px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* FAQ */
.faq {
    border-top: 1px solid var(--color-border);
}

.faq__item {
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}

.faq__q {
    margin: 0 0 8px;
    font-size: 1.0625rem;
    color: var(--color-text);
}

.faq__a {
    margin: 0;
    color: var(--color-text-muted);
}

/* Статьи (архив) */
.article-card {
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border);
}

.article-card__title {
    margin: 0 0 8px;
}

.article-card__link {
    color: var(--color-text);
}

.pagination {
    margin-top: 32px;
}

.page-article__title {
    margin: 0 0 24px;
    font-size: clamp(1.75rem, 3vw, 2rem);
}

.page-article__content {
    max-width: 900px;
}

/* Страница Contact: две колонки для вводных блоков (БЭМ: contact-layout) */
.contact-layout__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 40px;
    align-items: start;
}

.contact-layout__prose {
    max-width: none;
}

.contact-layout__col .section-title {
    margin-top: 0;
}

/* ==========================================================================
   Подвал (БЭМ: site-footer)
   ========================================================================== */
.site-footer {
    border-top: 1px solid var(--color-border);
    background: #0a0c0f;
    padding: 56px 0 32px;
    margin-top: auto;
}

.site-footer__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 40px;
}

.site-footer__heading {
    margin: 0 0 16px;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

.site-footer__menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer__menu .menu-item {
    margin: 0 0 10px;
}

.site-footer__link {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.site-footer__link:hover {
    color: var(--color-accent-hover);
}

.site-footer__support {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.site-footer__copy {
    margin: 40px 0 0;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* ==========================================================================
   Адаптив: планшеты и мобильные
   ========================================================================== */
@media (max-width: 960px) {
    .site-header__burger {
        display: inline-flex;
    }

    .site-header__nav {
        position: fixed;
        inset: var(--header-h) 0 auto 0;
        background: rgba(11, 14, 17, 0.98);
        border-bottom: 1px solid var(--color-border);
        padding: 16px 20px 24px;
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.28s ease, opacity 0.28s ease, visibility 0.28s;
    }

    .site-body--menu-open .site-header__nav {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .site-header__menu {
        flex-direction: column;
        align-items: stretch;
    }

    .site-header__link {
        padding: 14px 12px;
    }

    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .contact-layout__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

@media (max-width: 600px) {
    .hero {
        padding: 64px 0 48px;
    }

    .section {
        padding: 48px 0;
    }

    .form-block {
        padding: 24px 20px;
    }
}