/*
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: 1.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/

/* =====================================================================
   ROOT VARIABLES — Neon City palette
   ===================================================================== */
:root {
    /* базовая палитра */
    --crypto-void-black: #06070a;
    --crypto-cobalt: #3d5afe;
    --crypto-magenta: #ff2fa3;
    --crypto-amber: #ff8a1e;
    --crypto-fog: #aeb6c2;
    --crypto-pearl: #f5f7ff;

    /* функциональные роли */
    --crypto-bg: var(--crypto-void-black);
    --crypto-surface: rgba(245, 247, 255, 0.04);
    --crypto-surface-hover: rgba(245, 247, 255, 0.08);
    --crypto-border: rgba(174, 182, 194, 0.16);
    --crypto-border-strong: rgba(174, 182, 194, 0.3);
    --crypto-text: var(--crypto-pearl);
    --crypto-text-muted: var(--crypto-fog);
    --crypto-primary: var(--crypto-cobalt);
    --crypto-secondary: var(--crypto-magenta);
    --crypto-accent: var(--crypto-amber);
    --crypto-gradient: linear-gradient(135deg, var(--crypto-cobalt) 0%, var(--crypto-magenta) 100%);
    --crypto-gradient-warm: linear-gradient(135deg, var(--crypto-magenta) 0%, var(--crypto-amber) 100%);

    /* геометрия и ритм */
    --crypto-radius-s: 8px;
    --crypto-radius-m: 16px;
    --crypto-radius-l: 24px;
    --crypto-section-y: 20px;
    --crypto-container-w: 1200px;
    --crypto-shadow-card: 0 20px 45px rgba(0, 0, 0, 0.45);
    --crypto-shadow-glow: 0 0 40px rgba(61, 90, 254, 0.25);
    --crypto-font: 'Inter', 'Segoe UI', Arial, sans-serif;
}

/* =====================================================================
   RESET & BASE
   ===================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--crypto-font);
    background: var(--crypto-bg);
    color: var(--crypto-text);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 15% 0%, rgba(61, 90, 254, 0.16) 0%, transparent 45%),
        radial-gradient(circle at 85% 20%, rgba(255, 47, 163, 0.12) 0%, transparent 45%);
    background-attachment: fixed;
}

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

a {
    color: var(--crypto-primary);
    text-decoration: none;
    transition: color 0.25s ease;
}

a:hover {
    color: var(--crypto-magenta);
}

h1, h2, h3, h4 {
    color: var(--crypto-text);
    line-height: 1.25;
    margin: 0 0 16px;
}

h1 { font-size: clamp(32px, 5vw, 52px); }
h2 { font-size: clamp(26px, 3.6vw, 38px); }
h3 { font-size: clamp(19px, 2.4vw, 23px); }

p {
    margin: 0 0 16px;
    color: var(--crypto-text-muted);
}

ul, ol {
    margin: 0 0 16px;
    padding-left: 0;
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--crypto-container-w);
    margin: 0 auto;
    padding: 0 24px;
}

/* =====================================================================
   SECTION RHYTHM
   ===================================================================== */
.section {
    padding: 64px 0;
    margin-bottom: var(--crypto-section-y);
}

.section--alt {
    background: var(--crypto-surface);
    border-top: 1px solid var(--crypto-border);
    border-bottom: 1px solid var(--crypto-border);
}

.section__head {
    max-width: 780px;
    margin: 0 0 32px;
}

.section__eyebrow {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--crypto-accent);
    margin-bottom: 12px;
    font-weight: 600;
}

.section__lead {
    font-size: 18px;
    color: var(--crypto-text-muted);
}

.section__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 24px 0;
}

.section__list--single {
    grid-template-columns: 1fr;
}

.section__list--triple {
    grid-template-columns: repeat(3, 1fr);
}

.section__list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 18px;
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-s);
    color: var(--crypto-text);
    transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.section__list li:hover {
    transform: translateY(-4px);
    background: var(--crypto-surface-hover);
    border-color: var(--crypto-border-strong);
}

.section__list ol {
    counter-reset: crypto-step;
}

/* =====================================================================
   ICONS
   ===================================================================== */
.icon {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--crypto-gradient);
    color: #fff;
    box-shadow: 0 8px 18px rgba(61, 90, 254, 0.35);
}

.icon svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* =====================================================================
   BUTTONS
   ===================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 16px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.btn--primary {
    background: var(--crypto-gradient);
    color: #fff;
    box-shadow: 0 12px 30px rgba(61, 90, 254, 0.35);
}

.btn--primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 18px 40px rgba(255, 47, 163, 0.4);
    color: #fff;
}

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

.btn--secondary:hover {
    border-color: var(--crypto-accent);
    color: var(--crypto-accent);
    transform: translateY(-3px);
}

/* =====================================================================
   CARDS (общий компонент)
   ===================================================================== */
.card {
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
    padding: 28px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--crypto-shadow-card);
    border-color: var(--crypto-border-strong);
}

.card__icon {
    margin-bottom: 16px;
}

.card__title {
    margin-bottom: 10px;
}

.card__text {
    margin-bottom: 0;
}

.card__media {
    border-radius: var(--crypto-radius-m);
    overflow: hidden;
    margin-bottom: 20px;
}

.card__media img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover .card__media img {
    transform: scale(1.08);
}

/* =====================================================================
   HEADER
   ===================================================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 7, 10, 0.85);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--crypto-border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-top: 16px;
    padding-bottom: 16px;
}

.header__logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--crypto-text);
    letter-spacing: 0.01em;
}

.header__logo:hover {
    color: var(--crypto-text);
    opacity: 0.85;
}

.header__logo img {
    max-height: 44px;
    width: auto;
}

.header__nav {
    display: flex;
}

.header__menu {
    display: flex;
    align-items: center;
    gap: 28px;
}

.header__menu-item {
    position: relative;
}

.header__menu-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--crypto-text);
    font-size: 15px;
    font-weight: 500;
    padding: 10px 0;
    position: relative;
}

.header__menu-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 0;
    height: 2px;
    background: var(--crypto-gradient);
    transition: width 0.25s ease;
}

.header__menu-link:hover::after,
.header__menu-item--active > .header__menu-link::after {
    width: 100%;
}

.header__submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: #0c0e14;
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-s);
    padding: 10px;
    box-shadow: var(--crypto-shadow-card);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.header__menu-item--has-children:hover .header__submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header__submenu-link {
    display: block;
    padding: 10px 12px;
    border-radius: var(--crypto-radius-s);
    color: var(--crypto-text-muted);
    font-size: 14px;
}

.header__submenu-link:hover {
    background: var(--crypto-surface-hover);
    color: var(--crypto-text);
}

/* бургер */
.header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--crypto-border-strong);
    border-radius: 10px;
    cursor: pointer;
}

.header__burger-line {
    width: 18px;
    height: 2px;
    margin: 0 auto;
    background: var(--crypto-text);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.header__burger.is-open .header__burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.header__burger.is-open .header__burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* мобильное меню */
.header__mobile-nav {
    display: none;
    max-height: 0;
    overflow: hidden;
    background: #0c0e14;
    border-bottom: 1px solid var(--crypto-border);
    transition: max-height 0.35s ease;
}

.header__mobile-nav.is-open {
    max-height: 900px;
}

.header__mobile-menu {
    padding: 12px 24px 24px;
}

.header__mobile-menu .menu-item {
    border-bottom: 1px solid var(--crypto-border);
}

.header__mobile-menu a {
    display: block;
    padding: 14px 4px;
    color: var(--crypto-text);
    font-size: 15px;
}

.header__mobile-menu .sub-menu {
    padding-left: 14px;
}

.header__mobile-menu .sub-menu a {
    color: var(--crypto-text-muted);
    font-size: 14px;
    padding: 10px 4px;
}

/* =====================================================================
   FOOTER
   ===================================================================== */
.footer {
    background: #08090d;
    border-top: 1px solid var(--crypto-border);
    padding: 64px 0 24px;
    margin-top: 40px;
}

.footer__columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--crypto-border);
}

.footer__col-title {
    color: var(--crypto-text);
    font-size: 15px;
    margin-bottom: 16px;
}

.footer__menu li {
    margin-bottom: 10px;
}

.footer__menu a {
    color: var(--crypto-text-muted);
    font-size: 14px;
}

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

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
}

.footer__copyright {
    color: var(--crypto-text-muted);
    font-size: 13px;
    margin: 0;
}

/* =====================================================================
   404
   ===================================================================== */
.error404__wrapper {
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.error404__inner {
    text-align: center;
    padding: 80px 24px;
}

.error404__code {
    font-size: clamp(80px, 18vw, 180px);
    font-weight: 800;
    background: var(--crypto-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
    margin-bottom: 16px;
}

.error404__title {
    margin-bottom: 12px;
}

.error404__text {
    color: var(--crypto-text-muted);
    margin-bottom: 32px;
}

/* =====================================================================
   HERO
   ===================================================================== */
.hero {
    position: relative;
    padding: 90px 0 70px;
    overflow: hidden;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero__title {
    margin-bottom: 20px;
}

.hero__text {
    font-size: 17px;
    margin-bottom: 16px;
}

.hero__actions {
    margin-top: 28px;
}

.hero__media {
    position: relative;
    border-radius: var(--crypto-radius-l);
    overflow: hidden;
    border: 1px solid var(--crypto-border);
    box-shadow: var(--crypto-shadow-glow);
}

.hero__media img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    transition: transform 0.6s ease;
    will-change: transform;
}

.hero__media:hover img {
    transform: scale(1.06);
}

.hero__widget {
    margin-top: 32px;
    /* padding: 24px; */
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
}

.hero__widget iframe {
    width: 100%;
    /* max-width: 500px; */
    border-radius: var(--crypto-radius-s);
}

/* =====================================================================
   PAIRS TABLE
   ===================================================================== */
.pairs-table {
    overflow-x: auto;
    border-radius: var(--crypto-radius-m);
    border: 1px solid var(--crypto-border);
}

.pairs-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 480px;
}

.pairs-table th,
.pairs-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--crypto-border);
    white-space: nowrap;
}

.pairs-table th {
    background: var(--crypto-surface);
    color: var(--crypto-text);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.pairs-table tr:hover td {
    background: var(--crypto-surface-hover);
}

.pairs-table a {
    font-weight: 600;
}

/* =====================================================================
   DATA EMBED (обёртка для шорткодов таблиц/графиков курса)
   ===================================================================== */
.data-embed {
    padding: 24px;
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
    overflow-x: auto;
}

.data-embed:empty::before {
    content: 'Данные курса подключаются динамическим модулем.';
    color: var(--crypto-text-muted);
    font-size: 14px;
}

.data-embed table {
    width: 100%;
    border-collapse: collapse;
}

.data-embed th,
.data-embed td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--crypto-border);
    font-size: 14px;
}

.data-embed th {
    background: var(--crypto-surface-hover);
    color: var(--crypto-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 12px;
}

.data-embed tr:last-child td {
    border-bottom: none;
}

.data-embed__fallback {
    margin: 0;
    color: var(--crypto-text-muted);
    font-size: 14px;
}

/* статистика курса ETH ([coin-price-data]) */
.price-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.price-stats__item {
    flex: 1 1 160px;
    padding: 20px;
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.price-stats__item:hover {
    transform: translateY(-4px);
    border-color: var(--crypto-border-strong);
}

.price-stats__label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--crypto-text-muted);
}

.price-stats__value {
    font-size: 22px;
    font-weight: 700;
    color: var(--crypto-text);
}

.price-stats__value--up {
    color: #3ddc97;
}

.price-stats__value--down {
    color: var(--crypto-magenta);
}

/* графики курса ([coin-price-chart], [pair-rate-chart]) */
.rate-chart__svg {
    width: 100%;
    height: 180px;
    display: block;
}

.rate-chart__grid-line {
    stroke: var(--crypto-border);
    stroke-width: 1;
    stroke-dasharray: 4 4;
}

.rate-chart__dates {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 12px;
    color: var(--crypto-text-muted);
    opacity: 0.8;
}

.rate-chart__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
    font-size: 14px;
    color: var(--crypto-text-muted);
}

.rate-chart__change {
    font-weight: 700;
}

.rate-chart__change--up {
    color: #3ddc97;
}

.rate-chart__change--down {
    color: var(--crypto-magenta);
}

/* =====================================================================
   MEDIA BLOCK (текст + картинка)
   ===================================================================== */
.media-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.media-block--reverse .media-block__media {
    order: 2;
}

.media-block__media {
    border-radius: var(--crypto-radius-l);
    overflow: hidden;
    border: 1px solid var(--crypto-border);
}

.media-block__media img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.media-block__media:hover img {
    transform: scale(1.07);
}

/* =====================================================================
   STEPS
   ===================================================================== */
.steps {
    counter-reset: crypto-step;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.steps--single {
    grid-template-columns: 1fr;
}

.steps li {
    counter-increment: crypto-step;
    position: relative;
    padding: 20px 20px 20px 60px;
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-s);
    color: var(--crypto-text);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.steps li::before {
    content: counter(crypto-step);
    position: absolute;
    left: 18px;
    top: 18px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--crypto-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
}

.steps li:hover {
    transform: translateY(-4px);
    border-color: var(--crypto-border-strong);
}

/* =====================================================================
   FAQ
   ===================================================================== */
.faq__item {
    padding: 22px 24px;
    background: var(--crypto-surface);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
    margin-bottom: 16px;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.faq__item:hover {
    border-color: var(--crypto-primary);
    transform: translateY(-3px);
}

.faq__question {
    margin-bottom: 8px;
    color: var(--crypto-text);
}

.faq__answer {
    margin-bottom: 0;
}

/* =====================================================================
   CTA
   ===================================================================== */
.cta {
    text-align: center;
    padding: 64px 40px;
    border-radius: var(--crypto-radius-l);
    background: var(--crypto-gradient);
    position: relative;
    overflow: hidden;
}
/* 
.cta::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.25), transparent 55%);
} */

.cta__title,
.cta__text {
    position: relative;
    color: #fff;
}

.cta__text {
    color: rgba(255, 255, 255, 0.85);
}

.cta .btn--primary {
    position: relative;
    background: var(--crypto-void-black);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

/* =====================================================================
   ARTICLE (лонгриды блога)
   ===================================================================== */
.article {
    max-width: 820px;
    margin: 0 auto;
}

.article h2 {
    margin-top: 12px;
}

.article h3 {
    color: var(--crypto-accent);
    margin-top: 8px;
}

.article p {
    font-size: 16px;
}

.article ul,
.article ol {
    margin: 0 0 20px;
    padding-left: 4px;
}

.article ul li,
.article ol li {
    position: relative;
    padding: 10px 10px 10px 30px;
    color: var(--crypto-text-muted);
    border-bottom: 1px solid var(--crypto-border);
}

.article ul li::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 19px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--crypto-gradient);
}

.article ol {
    counter-reset: crypto-article-step;
}

.article ol li {
    counter-increment: crypto-article-step;
}

.article ol li::before {
    content: counter(crypto-article-step);
    position: absolute;
    left: 0;
    top: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--crypto-gradient);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 24px;
}

.article th,
.article td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--crypto-border);
    font-size: 14px;
}

.article th {
    background: var(--crypto-surface);
    color: var(--crypto-text);
}

.article__table-wrap {
    overflow-x: auto;
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius-m);
    margin-bottom: 24px;
}

.article__table-wrap table {
    margin-bottom: 0;
}

/* =====================================================================
   REVEAL / SCROLL ANIMATIONS
   ===================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    /* transition: opacity 0.7s ease, transform 0.7s ease; */
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-parallax] {
    will-change: transform;
}

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

    .header__burger {
        display: flex;
    }

    .header__mobile-nav {
        display: block;
    }

    .hero__grid,
    .media-block {
        grid-template-columns: 1fr;
    }

    .media-block--reverse .media-block__media {
        order: 0;
    }

    .section__list,
    .section__list--triple,
    .steps {
        grid-template-columns: 1fr;
    }

    .footer__columns {
        grid-template-columns: repeat(2, 1fr);
    }

    .section {
        padding: 44px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

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

    .hero {
        padding: 56px 0 40px;
    }

    .btn {
        width: 100%;
    }

    .cta {
        padding: 40px 20px;
    }
}