/*
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 — Smoky Black palette
   ===================================================================== */
:root {
    --crypto-bg: #14110f;
    --crypto-bg-alt: #201b18;
    --crypto-bg-card: #241f1c;
    --crypto-accent: #ff5f5c;
    --crypto-accent-hover: #d81410;
    --crypto-accent-secondary: #6b2b06;
    --crypto-text: #e5e7e6;
    --crypto-text-muted: #b7b5b3;
    --crypto-border: rgba(183, 181, 179, 0.18);
    --crypto-section-y: 20px;
    --crypto-radius: 14px;
    --crypto-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
    --crypto-transition: 0.3s ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--crypto-bg);
    color: var(--crypto-text);
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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

h1, h2, h3 {
    color: var(--crypto-text);
    line-height: 1.25;
}

.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(var(--crypto-section-y) * 2) 24px;
}

.section__title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 12px;
}

.section__text {
    color: var(--crypto-text-muted);
    max-width: 820px;
}

/* =====================================================================
   HEADER
   ===================================================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(20, 17, 15, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--crypto-border);
}

.header__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
}

.header__logo img {
    height: 40px;
    width: auto;
    transition: transform var(--crypto-transition);
}

.header__logo:hover img {
    transform: scale(1.05);
}

.header__nav {
    display: flex;
    gap: 28px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.header__nav-link {
    color: var(--crypto-text);
    font-weight: 500;
    position: relative;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--crypto-accent);
    transition: width var(--crypto-transition);
}

.header__nav-link:hover::after {
    width: 100%;
}

.header__lang {
    display: flex;
    gap: 10px;
    align-items: center;
}

.header__lang-link {
    font-size: 0.85rem;
    color: var(--crypto-text-muted);
    padding: 4px 8px;
    border-radius: 6px;
    transition: background var(--crypto-transition), color var(--crypto-transition);
}

.header__lang-link:hover,
.header__lang-link--active {
    background: var(--crypto-accent);
    color: #fff;
}

.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.header__burger-line {
    width: 26px;
    height: 2px;
    background: var(--crypto-text);
    transition: transform var(--crypto-transition), opacity var(--crypto-transition);
}

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

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

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

.header__mobile-nav {
    display: none;
    flex-direction: column;
    gap: 4px;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--crypto-transition);
    background: var(--crypto-bg-alt);
    border-bottom: 1px solid var(--crypto-border);
}

.header__mobile-nav--open {
    max-height: 500px;
}

.header__mobile-link {
    padding: 14px 24px;
    color: var(--crypto-text);
    border-top: 1px solid var(--crypto-border);
}

/* =====================================================================
   HERO / SWAP WIDGET
   ===================================================================== */
.hero {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero__content {
    animation: crypto-fade-up 0.8s ease both;
}

.hero__title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: 16px;
}

.hero__widget-wrap {
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius);
    padding: 20px;
    box-shadow: var(--crypto-shadow);
    transition: transform var(--crypto-transition), box-shadow var(--crypto-transition);
}

.hero__widget-wrap:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(184, 12, 9, 0.25);
}

.exchange-widget__frame {
    width: 100%;
    max-width: 500px;
    border-radius: 10px;
}

/* =====================================================================
   MARKET CARDS
   ===================================================================== */
.eth-market-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 24px;
}

.eth-market-cards__card {
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform var(--crypto-transition), border-color var(--crypto-transition);
}

.eth-market-cards__card:hover {
    transform: translateY(-6px);
    border-color: var(--crypto-accent);
}

.eth-market-cards__label {
    color: var(--crypto-text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.eth-market-cards__value {
    font-size: 1.4rem;
    font-weight: 600;
}

.eth-market-cards__card--up .eth-market-cards__value {
    color: #3ec97a;
}

.eth-market-cards__card--down .eth-market-cards__value {
    color: var(--crypto-accent);
}

/* =====================================================================
   PRICE CHART
   ===================================================================== */
.eth-price-chart {
    margin-top: 24px;
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius);
    padding: 20px;
}

.eth-price-chart__svg {
    width: 100%;
    height: 220px;
}

.eth-price-chart__line {
    stroke: var(--crypto-accent);
    stroke-width: 2.5;
    filter: drop-shadow(0 0 6px rgba(184, 12, 9, 0.5));
}

.eth-price-chart__range {
    display: flex;
    justify-content: space-between;
    color: var(--crypto-text-muted);
    margin-top: 10px;
    font-size: 0.9rem;
}

/* =====================================================================
   USD TABLE
   ===================================================================== */
.eth-usd-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 24px;
    background: var(--crypto-bg-card);
    border-radius: var(--crypto-radius);
    overflow: hidden;
}

.eth-usd-table__head {
    background: var(--crypto-bg-alt);
    color: var(--crypto-text-muted);
    text-align: left;
    padding: 12px 18px;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.eth-usd-table__cell {
    padding: 12px 18px;
    border-top: 1px solid var(--crypto-border);
}

.eth-usd-table__row {
    transition: background var(--crypto-transition);
}

.eth-usd-table__row:hover {
    background: rgba(184, 12, 9, 0.08);
}

/* =====================================================================
   BENEFITS
   ===================================================================== */
.benefits__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.benefits__card {
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius);
    padding: 24px;
    transition: transform var(--crypto-transition), box-shadow var(--crypto-transition);
}

.benefits__card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--crypto-shadow);
}

.benefits__icon {
    width: 44px;
    height: 44px;
    margin-bottom: 14px;
    object-fit: contain;
    transition: transform var(--crypto-transition);
}

.benefits__card:hover .benefits__icon {
    transform: rotate(-6deg) scale(1.1);
}

/* =====================================================================
   DIRECTIONS
   ===================================================================== */
.directions__list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    list-style: none;
    padding: 0;
    margin: 24px 0;
}

.directions__item {
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: 10px;
    padding: 14px 16px;
    text-align: center;
    font-weight: 500;
    transition: transform var(--crypto-transition), background var(--crypto-transition);
}

.directions__item:hover {
    transform: translateY(-3px);
    background: var(--crypto-accent);
    color: #fff;
}

/* =====================================================================
   HOW IT WORKS
   ===================================================================== */
.how-it-works__steps {
    counter-reset: step;
    list-style: none;
    padding: 0;
    margin: 24px 0;
    display: grid;
    gap: 14px;
}

.how-it-works__step {
    counter-increment: step;
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: 10px;
    padding: 16px 20px 16px 56px;
    position: relative;
    transition: transform var(--crypto-transition);
}

.how-it-works__step::before {
    content: counter(step);
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--crypto-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.how-it-works__step:hover {
    transform: translateX(6px);
}

/* =====================================================================
   CHECKLIST
   ===================================================================== */
.checklist__columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.checklist__column {
    background: var(--crypto-bg-card);
    border-radius: var(--crypto-radius);
    padding: 22px;
    border-top: 3px solid var(--crypto-border);
    transition: transform var(--crypto-transition);
}

.checklist__column:hover {
    transform: translateY(-4px);
}

.checklist__column--ready {
    border-top-color: #3ec97a;
}

.checklist__column--check {
    border-top-color: #e0a72e;
}

.checklist__column--notyet {
    border-top-color: var(--crypto-accent);
}

.checklist__column ul {
    padding-left: 20px;
    color: var(--crypto-text-muted);
}

.checklist__column li {
    margin-bottom: 8px;
}

/* =====================================================================
   MID CTA
   ===================================================================== */
.cta {
    text-align: center;
    background: linear-gradient(135deg, var(--crypto-bg-card), var(--crypto-accent-secondary));
    border-radius: var(--crypto-radius);
    padding: 48px 24px;
}

.cta__button {
    display: inline-block;
    margin-top: 20px;
    padding: 14px 32px;
    background: var(--crypto-accent);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    transition: transform var(--crypto-transition), box-shadow var(--crypto-transition), background var(--crypto-transition);
}

.cta__button:hover {
    background: var(--crypto-accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 14px 30px rgba(184, 12, 9, 0.4);
    color: #fff;
}

/* =====================================================================
   REVIEWS
   ===================================================================== */
.reviews__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.reviews__card {
    background: var(--crypto-bg-card);
    border: 1px solid var(--crypto-border);
    border-radius: var(--crypto-radius);
    padding: 22px;
    transition: transform var(--crypto-transition), box-shadow var(--crypto-transition);
}

.reviews__card:hover {
    transform: translateY(-6px);
    box-shadow: var(--crypto-shadow);
}

.reviews__name {
    font-weight: 600;
    color: var(--crypto-accent);
}

.reviews__rating {
    color: var(--crypto-text-muted);
    font-size: 0.9rem;
    margin-left: 6px;
}

.reviews__quote {
    margin-top: 10px;
    color: var(--crypto-text-muted);
    font-style: italic;
}

/* =====================================================================
   FAQ
   ===================================================================== */
.faq__item {
    border-bottom: 1px solid var(--crypto-border);
}

.faq__details summary {
    list-style: none;
}

.faq__details summary::-webkit-details-marker {
    display: none;
}

.faq__question {
    cursor: pointer;
    padding: 18px 36px 18px 0;
    position: relative;
    display: flex;
    align-items: center;
}

.faq__question h3 {
    margin: 0;
    font-size: 1.05rem;
}

.faq__question::after {
    content: '+';
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem;
    color: var(--crypto-accent);
    transition: transform var(--crypto-transition);
}

.faq__details[open] .faq__question::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq__answer {
    padding: 0 0 18px;
    color: var(--crypto-text-muted);
}

/* =====================================================================
   SCROLL-REVEAL ANIMATIONS
   ===================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.parallax-img {
    will-change: transform;
    transition: transform 0.1s linear;
}

@keyframes crypto-fade-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================================
   FOOTER
   ===================================================================== */
.site-footer {
    background: var(--crypto-bg-alt);
    border-top: 1px solid var(--crypto-border);
    margin-top: calc(var(--crypto-section-y) * 2);
}

.site-footer__columns {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.site-footer__title {
    color: var(--crypto-text);
    margin-bottom: 14px;
    font-size: 1.05rem;
}

.site-footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.site-footer__link {
    color: var(--crypto-text-muted);
}

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

.site-footer__info {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 30px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.site-footer__info-block h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.site-footer__info-block p {
    color: var(--crypto-text-muted);
    font-size: 0.92rem;
}

.site-footer__bottom {
    border-top: 1px solid var(--crypto-border);
    text-align: center;
    padding: 18px;
    color: var(--crypto-text-muted);
    font-size: 0.85rem;
}

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

    .header__burger {
        display: flex;
    }

    .header__mobile-nav {
        display: flex;
    }

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

    .eth-market-cards,
    .benefits__grid,
    .directions__list,
    .checklist__columns,
    .reviews__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

/* =====================================================================
   ADAPTIVE — 480px
   ===================================================================== */
@media (max-width: 480px) {
    .section {
        padding: var(--crypto-section-y) 16px;
    }

    .eth-market-cards,
    .benefits__grid,
    .directions__list,
    .checklist__columns,
    .reviews__grid,
    .site-footer__columns,
    .site-footer__info {
        grid-template-columns: 1fr;
    }

    .header__inner {
        padding: 12px 16px;
    }
}