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

/* ===================== VARIABLES ===================== */
:root {
    --clr-bg:           #e5e5e5;
    --clr-text:         #142130;
    --clr-nav:          #142130;
    --clr-nav-text:     #e5e5e5;
    --clr-card-dark:    #0d0d0d;
    --clr-card-red:     #bf0449;
    --clr-card-blue:    #0583f2;
    --clr-card-text:    #ffffff;
    --clr-accent:       #0583f2;
    --clr-accent-red:   #bf0449;
    --clr-border:       rgba(20,33,48,0.14);
    --clr-shadow:       rgba(20,33,48,0.18);
    --clr-alt-bg:       #f5f5f5;
    --section-y:        80px;
    --radius:           12px;
    --radius-sm:        8px;
    --radius-lg:        20px;
    --transition:       0.3s ease;
    --container:        1200px;
    --header-h:         68px;
}

/* ===================== RESET ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--clr-text);
    background: var(--clr-bg);
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===================== CONTAINER ===================== */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================== HEADER ===================== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-h);
    background: var(--clr-nav);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: box-shadow var(--transition);
}
.site-header.is-scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.4); }
.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}
.site-header__logotype {
    display: flex;
    align-items: baseline;
    gap: 0;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: opacity var(--transition);
}
.site-header__logotype:hover { opacity: 0.85; }
.site-header__logo-btc  { color: #f7931a; }
.site-header__logo-to   { color: rgba(229,229,229,0.6); font-weight: 400; }
.site-header__logo-eth  { color: #627eea; }
.site-header__logo-tld  { color: rgba(229,229,229,0.45); font-style: normal; font-size: 15px; }

/* Desktop nav */
.site-header__nav { display: flex; align-items: center; }
.site-header__menu {
    display: flex;
    align-items: center;
    gap: 4px;
}
.site-header__menu li a {
    display: block;
    padding: 8px 14px;
    color: var(--clr-nav-text);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
    letter-spacing: 0.2px;
}
.site-header__menu li a:hover,
.site-header__menu li.current-menu-item a {
    background: rgba(229,229,229,0.1);
    color: #ffffff;
}
.site-header__menu li.current-menu-item a { color: var(--clr-accent); }

/* Burger */
.site-header__burger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    padding: 0;
    z-index: 1100;
}
.site-header__burger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--clr-nav-text);
    border-radius: 2px;
    transition: transform 0.35s ease, opacity 0.35s ease;
}
.site-header__burger.is-open .site-header__burger-line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.site-header__burger.is-open .site-header__burger-line:nth-child(2) { opacity: 0; }
.site-header__burger.is-open .site-header__burger-line:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--clr-nav);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}
.mobile-menu.is-open { max-height: 400px; }
.mobile-menu__inner { padding: 16px 24px 24px; }
.mobile-menu__list { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu__list li a {
    display: block;
    padding: 12px 16px;
    color: var(--clr-nav-text);
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background var(--transition);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.mobile-menu__list li a:hover { background: rgba(255,255,255,0.08); }
.mobile-menu__overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 998;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    transition: opacity var(--transition);
}
.mobile-menu__overlay.is-visible { opacity: 1; }

/* ===================== SITE MAIN ===================== */
.site-main { padding-top: var(--header-h); }

/* ===================== SECTIONS ===================== */
.section {
    padding: var(--section-y) 0;
}
.section--light   { background: var(--clr-bg); color: var(--clr-text); }
.section--alt     { background: var(--clr-alt-bg); color: var(--clr-text); }
.section--white   { background: #ffffff; color: var(--clr-text); }
.section--dark    { background: var(--clr-nav); color: var(--clr-nav-text); }
.section--red     { background: var(--clr-card-red); color: #ffffff; }

.section__header  { margin-bottom: 32px; }
.section__header h2 {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}
.section--dark .section__header h2 { color: #ffffff; }

.section__note {
    margin-top: 20px;
    font-size: 14px;
    opacity: 0.7;
    font-style: italic;
    max-width: 760px;
}

.section__intro {
    font-size: 17px;
    max-width: 760px;
    margin-bottom: 28px;
    line-height: 1.75;
}
.section--dark .section__intro { color: rgba(229,229,229,0.85); }

/* ===================== HERO ===================== */
.hero {
    position: relative;
    min-height: 580px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    color: #ffffff;
    padding: var(--section-y) 0 40px;
}
.hero__bg {
    position: absolute;
    inset: -15%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    will-change: transform;
}
.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(20,33,48,0.92) 0%, rgba(5,131,242,0.35) 100%);
}
.hero__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.hero__h1 {
    font-size: clamp(32px, 4.5vw, 54px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 20px;
}
.hero__h1 .hero__h1-accent { color: var(--clr-accent); }
.hero__text {
    font-size: 16px;
    line-height: 1.75;
    color: rgba(255,255,255,0.85);
    margin-bottom: 16px;
}
.hero__subtext {
    position: relative;
    z-index: 2;
    padding: 16px 0 8px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}
.hero__subtext a {
    color: var(--clr-accent);
    text-decoration: underline;
    transition: color var(--transition);
}
.hero__subtext a:hover { color: #ffffff; }

/* ===================== EXCHANGE WIDGET ===================== */
.exchange-widget {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 4px;
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.exchange-widget:hover { box-shadow: 0 8px 32px rgba(5,131,242,0.3); }
.exchange-widget iframe { border-radius: var(--radius); display: block; max-width: 100%; }

/* ===================== RATE CARD ===================== */
.rate-card {
    background: var(--clr-card-dark);
    color: var(--clr-card-text);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
    max-width: 420px;
}
.rate-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }
.rate-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.rate-card__coins { display: flex; align-items: center; gap: 10px; }
.rate-card__coin {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 22px;
    font-weight: 700;
    transition: transform var(--transition);
}
.rate-card:hover .rate-card__coin { transform: scale(1.1); }
.rate-card__coin--btc { background: rgba(247,147,26,0.15); color: #f7931a; }
.rate-card__coin--eth { background: rgba(98,126,234,0.15); color: #627eea; }
.rate-card__arrow { width: 18px; height: 18px; color: rgba(255,255,255,0.4); }
.rate-card__pair { font-size: 13px; color: rgba(255,255,255,0.5); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.rate-card__body { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.rate-card__row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.rate-card__lbl { font-size: 14px; color: rgba(255,255,255,0.5); }
.rate-card__val { font-size: 20px; font-weight: 700; color: #ffffff; }
.rate-card__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 13px;
}
.rate-card__time { color: rgba(255,255,255,0.35); }
.rate-card--error { background: rgba(191,4,73,0.12); border: 1px solid rgba(191,4,73,0.3); color: var(--clr-text); }

/* Rate section layout */
.rate-section {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 48px;
    align-items: center;
}
.rate-section__text { font-size: 16px; line-height: 1.75; }

/* ===================== CONVERSION TABLE ===================== */
.conv-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: 0 4px 24px var(--clr-shadow);
    border: 1px solid var(--clr-border);
}
.conv-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}
.conv-table thead { background: var(--clr-card-dark); color: #ffffff; }
.conv-table thead th {
    padding: 14px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.conv-table tbody tr { transition: background var(--transition); }
.conv-table tbody tr:nth-child(odd)  { background: #ffffff; }
.conv-table tbody tr:nth-child(even) { background: var(--clr-alt-bg); }
.conv-table tbody tr:hover { background: rgba(5,131,242,0.07); }
.conv-table tbody td {
    padding: 12px 20px;
    color: var(--clr-text);
    border-bottom: 1px solid var(--clr-border);
}
.conv-table tbody tr:last-child td { border-bottom: none; }
.conv-table tbody td strong { color: var(--clr-card-dark); font-weight: 700; }

/* ===================== RATIO CHART ===================== */
.ratio-chart {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-top: 16px;
}
.section--light .ratio-chart, .section--alt .ratio-chart, .section--white .ratio-chart {
    background: #ffffff;
    border-color: var(--clr-border);
}
.ratio-chart__tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}
.ratio-chart__tab {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(229,229,229,0.6);
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.1);
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.section--light .ratio-chart__tab, .section--alt .ratio-chart__tab {
    color: rgba(20,33,48,0.5);
    background: var(--clr-alt-bg);
    border-color: var(--clr-border);
}
.ratio-chart__tab.is-active, .ratio-chart__tab:hover {
    background: var(--clr-accent);
    color: #ffffff;
    border-color: var(--clr-accent);
}
.ratio-chart__wrap {
    position: relative;
    height: 300px;
}
.ratio-chart__canvas { width: 100% !important; height: 100% !important; }
.ratio-chart__loader {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: rgba(229,229,229,0.5);
    background: transparent;
    transition: opacity 0.3s;
}
.ratio-chart__loader.is-hidden { opacity: 0; pointer-events: none; }
.ratio-chart__label {
    margin-top: 12px;
    font-size: 12px;
    text-align: center;
    opacity: 0.45;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

/* ===================== RATIO TABLE ===================== */
.ratio-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: 0 4px 20px var(--clr-shadow);
    border: 1px solid var(--clr-border);
    max-width: 520px;
}
.ratio-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}
.ratio-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--clr-border);
    color: var(--clr-text);
}
.ratio-table tr:last-child td { border-bottom: none; }
.ratio-table tr:nth-child(odd)  { background: #ffffff; }
.ratio-table tr:nth-child(even) { background: var(--clr-alt-bg); }
.ratio-table tr:hover { background: rgba(5,131,242,0.06); transition: background var(--transition); }
.ratio-table td:first-child { color: rgba(20,33,48,0.6); font-size: 13px; text-transform: uppercase; letter-spacing: 0.4px; }
.ratio-table td:last-child { font-weight: 600; text-align: right; }
.ratio-table strong { font-size: 17px; color: var(--clr-card-dark); }

/* ===================== TYPOGRAPHY (content) ===================== */
.crypto-up   { color: #16a34a; font-weight: 700; }
.crypto-down { color: #dc2626; font-weight: 700; }
.crypto-neutral { color: rgba(20,33,48,0.45); }
.crypto-error { color: #dc2626; font-size: 14px; }

/* ===================== TWO-COL LAYOUT ===================== */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}
.two-col--reverse .two-col__img { order: -1; }
.two-col__img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 40px var(--clr-shadow);
    aspect-ratio: 4/3;
    transition: transform var(--transition), box-shadow var(--transition);
}
.two-col__img:hover { transform: translateY(-6px) scale(1.01); box-shadow: 0 16px 56px rgba(5,131,242,0.2); }
.two-col__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.two-col__img:hover img { transform: scale(1.05); }
.two-col__content h2 { font-size: clamp(22px,3vw,32px); font-weight: 700; margin-bottom: 16px; }
.two-col__content p { font-size: 16px; line-height: 1.75; margin-bottom: 16px; }
.section--dark .two-col__content h2 { color: #ffffff; }
.section--dark .two-col__content p  { color: rgba(229,229,229,0.82); }

/* ===================== STEPS LIST ===================== */
.steps-list {
    counter-reset: steps;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 24px 0;
}
.steps-list li {
    counter-increment: steps;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    font-size: 15px;
    line-height: 1.6;
}
.steps-list li::before {
    content: counter(steps);
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--clr-accent);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    margin-top: 2px;
    transition: transform var(--transition), background var(--transition);
}
.steps-list li:hover::before { transform: scale(1.15); background: var(--clr-card-red); }

/* ===================== BULLET LIST ===================== */
.bullet-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}
.bullet-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    line-height: 1.6;
}
.bullet-list li::before {
    content: '';
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    margin-top: 7px;
    background: var(--clr-accent);
    border-radius: 50%;
    transition: background var(--transition);
}
.bullet-list li:hover::before { background: var(--clr-accent-red); }
.section--dark .bullet-list li { color: rgba(229,229,229,0.85); }
.section--dark .bullet-list li::before { background: var(--clr-accent); }

/* ===================== ICON CARDS GRID ===================== */
.icon-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 32px;
}
.icon-card {
    background: var(--clr-card-dark);
    color: #ffffff;
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.icon-card:hover { transform: translateY(-6px); box-shadow: 0 12px 36px rgba(0,0,0,0.4); }
.icon-card--blue { background: var(--clr-card-blue); }
.icon-card--red  { background: var(--clr-card-red); }
.icon-card__icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.12);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: transform var(--transition);
}
.icon-card:hover .icon-card__icon { transform: rotate(8deg) scale(1.1); }
.icon-card__title { font-size: 15px; font-weight: 700; }
.icon-card__text  { font-size: 14px; opacity: 0.8; line-height: 1.55; }

/* ===================== COMPARISON TABLE ===================== */
.comp-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}
.comp-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    color: rgba(229,229,229,0.9);
}
.comp-table thead { background: rgba(255,255,255,0.08); }
.comp-table thead th {
    padding: 14px 20px;
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: rgba(229,229,229,0.55);
}
.comp-table tbody tr { border-bottom: 1px solid rgba(255,255,255,0.06); transition: background var(--transition); }
.comp-table tbody tr:hover { background: rgba(255,255,255,0.05); }
.comp-table tbody td { padding: 16px 20px; vertical-align: top; }
.comp-table tbody td:first-child { font-weight: 700; color: var(--clr-accent); }
.section--light .comp-table { color: var(--clr-text); background: #ffffff; border-radius: var(--radius); }
.section--light .comp-table thead { background: var(--clr-card-dark); }
.section--light .comp-table thead th { color: rgba(255,255,255,0.6); }
.section--light .comp-table tbody tr { border-bottom: 1px solid var(--clr-border); }
.section--light .comp-table tbody tr:hover { background: rgba(5,131,242,0.05); }
.section--light .comp-table tbody td:first-child { color: var(--clr-accent); }

/* ===================== FAQ ACCORDION ===================== */
.faq { display: flex; flex-direction: column; gap: 0; margin-top: 16px; }
.faq__item {
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    overflow: hidden;
    transition: box-shadow var(--transition);
    background: #ffffff;
}
.faq__item:hover { box-shadow: 0 4px 20px var(--clr-shadow); }
.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    text-align: left;
    background: transparent;
    gap: 16px;
    transition: background var(--transition);
}
.faq__question:hover { background: rgba(5,131,242,0.04); }
.faq__question h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--clr-text);
    line-height: 1.4;
    flex: 1;
}
.faq__icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    padding: 0 0 3px 0;
    background: var(--clr-alt-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 300;
    color: var(--clr-text);
    transition: transform 0.35s ease, background var(--transition), color var(--transition);
}
.faq__item.is-open .faq__icon {
    transform: rotate(45deg);
    background: var(--clr-accent);
    color: #ffffff;
}
.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1), padding 0.3s ease;
    padding: 0 24px;
}
.faq__item.is-open .faq__answer {
    max-height: 800px;
    padding: 0 24px 20px;
}
.faq__answer p { font-size: 15px; color: rgba(20,33,48,0.8); line-height: 1.7; }

/* ===================== CTA BUTTON ===================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), opacity var(--transition);
    cursor: pointer;
}
.btn--blue {
    background: var(--clr-accent);
    color: #ffffff;
    box-shadow: 0 4px 18px rgba(5,131,242,0.35);
}
.btn--blue:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(5,131,242,0.5);
    background: #0673d9;
}
.btn--red {
    background: var(--clr-accent-red);
    color: #ffffff;
    box-shadow: 0 4px 18px rgba(191,4,73,0.3);
}
.btn--red:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(191,4,73,0.45);
}
.btn--dark {
    background: var(--clr-card-dark);
    color: #ffffff;
}
.btn--dark:hover { transform: translateY(-2px); background: #1a1a1a; box-shadow: 0 8px 24px rgba(0,0,0,0.4); }
.btn--outline {
    background: transparent;
    color: var(--clr-accent);
    border: 2px solid var(--clr-accent);
}
.btn--outline:hover { background: var(--clr-accent); color: #ffffff; transform: translateY(-2px); }

/* ===================== WARNING / INFO BLOCKS ===================== */
.warning-block {
    background: rgba(191,4,73,0.07);
    border: 1px solid rgba(191,4,73,0.25);
    border-left: 4px solid var(--clr-accent-red);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin: 20px 0;
}
.warning-block p { font-size: 15px; line-height: 1.7; color: var(--clr-text); }
.info-block {
    background: rgba(5,131,242,0.07);
    border: 1px solid rgba(5,131,242,0.2);
    border-left: 4px solid var(--clr-accent);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin: 20px 0;
}
.info-block p { font-size: 15px; line-height: 1.7; color: var(--clr-text); }

/* ===================== REVERSE DIRECTION CARD ===================== */
.reverse-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 40px var(--clr-shadow);
    min-height: 280px;
    transition: transform var(--transition), box-shadow var(--transition);
}
.reverse-card:hover { transform: translateY(-4px); box-shadow: 0 16px 56px rgba(5,131,242,0.2); }
.reverse-card__img {
    overflow: hidden;
}
.reverse-card__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.reverse-card:hover .reverse-card__img img { transform: scale(1.05); }
.reverse-card__body {
    background: var(--clr-card-dark);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
}
.reverse-card__body h2 { font-size: 24px; font-weight: 700; color: #ffffff; line-height: 1.3; }
.reverse-card__body p  { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.65; }

/* ===================== POLICY PAGE ===================== */
.policy-hero {
    position: relative;
    padding: 80px 0 60px;
    background: var(--clr-nav);
    color: #ffffff;
    text-align: center;
    overflow: hidden;
}
.policy-hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.12;
}
.policy-hero__inner { position: relative; z-index: 2; }
.policy-hero h1 {
    font-size: clamp(28px,4vw,48px);
    font-weight: 800;
    margin-bottom: 12px;
}
.policy-hero p {
    font-size: 16px;
    color: rgba(255,255,255,0.72);
    max-width: 600px;
    margin: 0 auto;
}

.policy-content { padding: var(--section-y) 0; max-width: 820px; margin: 0 auto; }
.policy-block { margin-bottom: 52px; }
.policy-block h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--clr-text);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--clr-accent);
}
.policy-block h2 .policy-icon {
    width: 36px; height: 36px;
    background: var(--clr-accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: #ffffff;
    font-size: 16px;
    flex-shrink: 0;
    transition: transform var(--transition);
}
.policy-block h2:hover .policy-icon { transform: rotate(10deg); }
.policy-block p   { font-size: 15px; line-height: 1.75; color: var(--clr-text); margin-bottom: 14px; }
.policy-block ul  { display: flex; flex-direction: column; gap: 8px; margin: 14px 0; }
.policy-block li  {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: 15px; line-height: 1.6; color: rgba(20,33,48,0.85);
}
.policy-block li::before {
    content: ''; flex-shrink: 0; width: 7px; height: 7px;
    margin-top: 8px;
    background: var(--clr-accent); border-radius: 50%;
}
.policy-email-block {
    background: var(--clr-card-dark);
    color: #ffffff;
    border-radius: var(--radius);
    padding: 24px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 16px 0;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 4px 18px rgba(0,0,0,0.2);
}
.policy-email-block:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.3); }
.policy-email-block__icon {
    width: 48px; height: 48px;
    background: var(--clr-accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.policy-email-block__icon svg { width: 22px; height: 22px; stroke: #ffffff; }
.policy-email-block a { color: var(--clr-accent); font-weight: 700; font-size: 16px; }

/* ===================== ABOUT PAGE ===================== */
.about-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    color: #ffffff;
    overflow: hidden;
}
.about-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.about-hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg,rgba(20,33,48,0.9) 0%,rgba(5,131,242,0.4) 100%); }
.about-hero__inner { position: relative; z-index: 2; padding: var(--section-y) 0; }
.about-hero h1 { font-size: clamp(28px,4vw,52px); font-weight: 800; margin-bottom: 20px; line-height: 1.1; }
.about-hero p  { font-size: 17px; line-height: 1.75; max-width: 660px; color: rgba(255,255,255,0.85); }

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 32px;
}
.principle-card {
    background: #ffffff;
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--clr-border);
    box-shadow: 0 2px 12px var(--clr-shadow);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.principle-card:hover { transform: translateY(-5px); box-shadow: 0 10px 32px var(--clr-shadow); border-color: var(--clr-accent); }
.principle-card__icon {
    font-size: 28px;
    margin-bottom: 12px;
    display: block;
    transition: transform var(--transition);
}
.principle-card:hover .principle-card__icon { transform: scale(1.15) rotate(-5deg); }
.principle-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; color: var(--clr-text); }
.principle-card p  { font-size: 14px; color: rgba(20,33,48,0.65); line-height: 1.55; }

/* ===================== CONTACT PAGE ===================== */
.contact-hero {
    position: relative;
    min-height: 320px;
    display: flex;
    align-items: center;
    color: #ffffff;
    overflow: hidden;
}
.contact-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.contact-hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg,rgba(20,33,48,0.92) 0%,rgba(5,131,242,0.35) 100%); }
.contact-hero__inner { position: relative; z-index: 2; padding: var(--section-y) 0; }
.contact-hero h1 { font-size: clamp(28px,4vw,48px); font-weight: 800; margin-bottom: 16px; }
.contact-hero p  { font-size: 16px; line-height: 1.75; max-width: 600px; color: rgba(255,255,255,0.82); }

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 24px;
}
.contact-card {
    background: #ffffff;
    border-radius: var(--radius);
    border: 1px solid var(--clr-border);
    padding: 28px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
    box-shadow: 0 2px 14px var(--clr-shadow);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: 0 10px 32px var(--clr-shadow); border-color: var(--clr-accent); }
.contact-card__icon {
    width: 48px; height: 48px;
    background: var(--clr-card-blue);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition);
}
.contact-card:hover .contact-card__icon { transform: rotate(-8deg) scale(1.1); }
.contact-card__icon svg { width: 22px; height: 22px; stroke: #ffffff; }
.contact-card__icon--red { background: var(--clr-card-red); }
.contact-card__icon--dark { background: var(--clr-card-dark); }
.contact-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: var(--clr-text); }
.contact-card p  { font-size: 14px; line-height: 1.6; color: rgba(20,33,48,0.7); }
.contact-card a  { color: var(--clr-accent); font-weight: 600; }
.contact-card a:hover { text-decoration: underline; }

/* ===================== SCROLL REVEAL ===================== */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.is-visible {
    opacity: 1;
    transform: none;
}
.reveal-left  { opacity: 0; transform: translateX(-40px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-right { opacity: 0; transform: translateX(40px);  transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-left.is-visible, .reveal-right.is-visible { opacity: 1; transform: none; }

/* ===================== FOOTER ===================== */
.site-footer {
    background: var(--clr-nav);
    color: var(--clr-nav-text);
}
.site-footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-top: 60px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-footer__logotype {
    display: flex;
    align-items: baseline;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    transition: opacity var(--transition);
}
.site-footer__logotype:hover { opacity: 0.8; }
.site-footer__logo-btc { color: #f7931a; }
.site-footer__logo-to  { color: rgba(229,229,229,0.5); font-weight: 400; }
.site-footer__logo-eth { color: #627eea; }
.site-footer__logo-tld { color: rgba(229,229,229,0.35); font-style: normal; font-size: 13px; }
.site-footer__tagline { font-size: 14px; color: rgba(229,229,229,0.5); line-height: 1.6; margin-bottom: 16px; }
.site-footer__email {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(229,229,229,0.6);
}
.site-footer__email svg { width: 16px; height: 16px; stroke: rgba(229,229,229,0.5); }
.site-footer__email a { color: var(--clr-accent); transition: color var(--transition); }
.site-footer__email a:hover { color: #ffffff; }

.site-footer__col-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(229,229,229,0.45);
    margin-bottom: 16px;
}
.site-footer__menu { display: flex; flex-direction: column; gap: 6px; }
.site-footer__menu li a {
    font-size: 14px;
    color: rgba(229,229,229,0.65);
    display: block;
    padding: 4px 0;
    transition: color var(--transition), padding-left var(--transition);
}
.site-footer__menu li a:hover {
    color: #ffffff;
    padding-left: 6px;
}

.site-footer__bottom {
    padding: 20px 0;
    text-align: center;
}
.site-footer__bottom p { font-size: 13px; color: rgba(229,229,229,0.38); }
.site-footer__disclaimer { margin-top: 4px; font-size: 12px; }

/* ===================== 404 PAGE ===================== */
.error404__wrapper {
    min-height: calc(100vh - var(--header-h) - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--clr-bg);
    padding: var(--section-y) 0;
}
.error404__inner {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.error404__code {
    font-size: clamp(100px, 18vw, 180px);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--clr-accent) 0%, var(--clr-accent-red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -4px;
    animation: pulse404 2.5s ease-in-out infinite;
}
@keyframes pulse404 {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
.error404__title {
    font-size: clamp(22px, 3vw, 36px);
    font-weight: 700;
    color: var(--clr-text);
}
.error404__text {
    font-size: 16px;
    color: rgba(20,33,48,0.6);
    max-width: 400px;
    line-height: 1.6;
}
.error404__actions { margin-top: 12px; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
    .hero__inner { grid-template-columns: 1fr; gap: 32px; }
    .hero__widget { max-width: 500px; }
    .rate-section { grid-template-columns: 1fr; gap: 32px; }
    .rate-card { max-width: 100%; }
    .two-col { grid-template-columns: 1fr; gap: 32px; }
    .two-col--reverse .two-col__img { order: 0; }
    .reverse-card { grid-template-columns: 1fr; }
    .reverse-card__img { min-height: 220px; }
    .site-footer__inner { grid-template-columns: 1fr 1fr; gap: 32px; }
    .site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    :root { --section-y: 56px; --header-h: 60px; }
    .site-header__nav { display: none; }
    .site-header__burger { display: flex; }
    .mobile-menu { display: block; }
    .mobile-menu__overlay { display: block; }
    .hero { min-height: 480px; padding: 40px 0 32px; }
    .hero__inner { grid-template-columns: 1fr; }
    .hero__widget { max-width: 100%; }
    .exchange-widget iframe { width: 100% !important; height: 360px !important; }
    .icon-cards { grid-template-columns: 1fr 1fr; }
    .site-footer__inner { grid-template-columns: 1fr 1fr; }
    .policy-content { padding: var(--section-y) 24px; }
    .contact-cards { grid-template-columns: 1fr; }
    .principles-grid { grid-template-columns: 1fr 1fr; }
    .comp-table { font-size: 14px; }
    .conv-table { font-size: 14px; }
    .ratio-chart__wrap { height: 240px; }
}

@media (max-width: 480px) {
    :root { --section-y: 40px; }
    .hero__h1 { font-size: 28px; }
    .section__header h2 { font-size: 22px; }
    .icon-cards { grid-template-columns: 1fr; }
    .site-footer__inner { grid-template-columns: 1fr; gap: 28px; }
    .principles-grid { grid-template-columns: 1fr; }
    .reverse-card { grid-template-columns: 1fr; }
    .reverse-card__img { display: none; }
    .two-col__img { aspect-ratio: 16/9; }
    .faq__question { padding: 14px 16px; }
    .faq__question h3 { font-size: 15px; }
    .btn { padding: 12px 22px; font-size: 14px; }
    .rate-card { padding: 20px 20px; }
    .rate-card__val { font-size: 16px; }
}