/* ===================================
   XRPEARN - Original Innovative Design
   Asymmetric, Minimal, Modern
   =================================== */

:root {
    /* Dark Core */
    --bg-dark: #060608;
    --bg-surface: #0c0c10;
    --bg-elevated: #14141a;
    --bg-card: rgba(20, 20, 26, 0.8);

    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #8b8b9a;
    --text-muted: #55556a;

    /* Accent - Vibrant Green */
    --accent: #00ff88;
    --accent-dim: #00cc6a;
    --accent-glow: rgba(0, 255, 136, 0.15);
    --accent-soft: rgba(0, 255, 136, 0.08);

    /* Gradients */
    --grad-accent: linear-gradient(135deg, #00ff88, #00cc6a);
    --grad-text: linear-gradient(135deg, #00ff88 0%, #00ddff 100%);
    --grad-mesh: radial-gradient(ellipse at 20% 0%, rgba(0, 255, 136, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(0, 200, 255, 0.08) 0%, transparent 50%);

    /* Borders */
    --border: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(0, 255, 136, 0.3);

    /* Spacing */
    --nav-height: 72px;
    --container: 1200px;
}

/* Popup Overlay */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    pointer-events: none;
}

.popup-overlay.hidden {
    display: none;
}

.popup-content {
    pointer-events: auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border-accent);
    border-radius: 20px;
    padding: 20px 30px;
    text-align: center;
    box-shadow: 0 24px 64px rgba(0, 255, 136, 0.15);
    max-width: 640px;
}

.popup-content p {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.popup-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 24px;
}

.popup-join-btn {
    padding: 12px 32px;
    background: linear-gradient(135deg, #0088cc, #00a0e4);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.popup-join-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 136, 204, 0.4);
}

.popup-close-btn {
    padding: 12px 32px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.popup-close-btn:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: var(--text-primary);
}

.telegram-preview {
    background: rgba(0, 136, 204, 0.1);
    border: 1px solid rgba(0, 136, 204, 0.3);
    border-radius: 12px;
    padding: 24px 32px;
    margin-bottom: 8px;
}

.telegram-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.telegram-header span {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.telegram-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Mobile Floating Telegram Button */
.mobile-telegram-btn {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #0088cc, #00a0e4);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(0, 136, 204, 0.4);
    z-index: 1000;
    transition: all 0.3s;
}

.mobile-telegram-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(0, 136, 204, 0.5);
}

/* Popup responsive */
@media (max-width: 520px) {
    .popup-content {
        margin: 20px;
        padding: 20px;
        max-width: calc(100vw - 40px);
    }

    .telegram-preview {
        padding: 16px;
    }

    .telegram-header span {
        font-size: 1.1rem;
    }

    .popup-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .popup-join-btn,
    .popup-close-btn {
        padding: 12px 24px;
        font-size: 0.95rem;
        width: 100%;
    }

    .mobile-telegram-btn {
        display: flex;
    }
}

/* Reset */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: 'Space Grotesk', -apple-system, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Effects */
.particle-field {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle 20s infinite linear;
}

.particle:nth-child(1) {
    left: 10%;
    top: 20%;
    animation-delay: 0s;
    animation-duration: 25s;
}

.particle:nth-child(2) {
    left: 30%;
    top: 60%;
    animation-delay: -5s;
    animation-duration: 18s;
}

.particle:nth-child(3) {
    left: 70%;
    top: 30%;
    animation-delay: -10s;
    animation-duration: 22s;
}

.particle:nth-child(4) {
    left: 85%;
    top: 70%;
    animation-delay: -15s;
    animation-duration: 20s;
}

.particle:nth-child(5) {
    left: 50%;
    top: 80%;
    animation-delay: -8s;
    animation-duration: 28s;
}

@keyframes float-particle {

    0%,
    100% {
        transform: translateY(0) translateX(0);
        opacity: 0.3;
    }

    25% {
        transform: translateY(-100px) translateX(50px);
        opacity: 0.5;
    }

    50% {
        transform: translateY(-50px) translateX(-30px);
        opacity: 0.2;
    }

    75% {
        transform: translateY(-150px) translateX(20px);
        opacity: 0.4;
    }
}

.gradient-mesh {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: var(--grad-mesh);
    pointer-events: none;
}

/* Navigation */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(6, 6, 8, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.brand-tag {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.main-nav {
    display: flex;
    gap: 8px;
}

.main-nav a {
    padding: 8px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s;
}

.main-nav a:hover {
    color: var(--text-primary);
    background: var(--accent-soft);
}

/* Navigation Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.telegram-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #0088cc, #00a0e4);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(0, 136, 204, 0.25);
}

.telegram-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 136, 204, 0.4);
}

.telegram-btn svg {
    width: 22px;
    height: 22px;
    fill: #ffffff;
}

.nav-btn {
    padding: 10px 20px;
    background: var(--grad-accent);
    color: var(--bg-dark) !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: all 0.2s;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* Hero Split */
.hero-split {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: calc(var(--nav-height) + 80px) 24px 80px;
    max-width: var(--container);
    margin: 0 auto;
}

.hero-left {
    max-width: 560px;
}

.floating-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: var(--accent-soft);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 32px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}

.hero-left h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-metrics {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 24px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metric-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--accent);
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-glow {
    padding: 16px 32px;
    background: var(--grad-accent);
    color: var(--bg-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 12px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px var(--accent-glow);
}

.btn-ghost {
    padding: 16px 32px;
    background: transparent;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.btn-ghost:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

/* Token Showcase */
.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.token-showcase {
    position: relative;
    width: 380px;
    height: 380px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.token-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--border);
}

.ring-1 {
    width: 100%;
    height: 100%;
    animation: rotate-ring 30s linear infinite;
}

.ring-2 {
    width: 80%;
    height: 80%;
    animation: rotate-ring 25s linear infinite reverse;
    border-color: var(--border-accent);
}

.ring-3 {
    width: 60%;
    height: 60%;
    animation: rotate-ring 20s linear infinite;
}

@keyframes rotate-ring {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.token-ring::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 16px var(--accent);
}

.token-logo {
    width: 140px;
    height: 140px;
    border-radius: 28px;
    z-index: 2;
    box-shadow: 0 0 80px var(--accent-glow);
    animation: float-logo 6s ease-in-out infinite;
}

@keyframes float-logo {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-16px);
    }
}

.token-stats {
    position: absolute;
    display: flex;
    gap: 40px;
    bottom: 20px;
}

.token-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.token-stat span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--accent);
}

.token-stat label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

/* Value Section */
.value-section {
    padding: 120px 24px;
    max-width: var(--container);
    margin: 0 auto;
}

.section-intro {
    max-width: 480px;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-intro h2,
.calc-header h2,
.faq-header h2,
.exchange-header h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

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

.value-card {
    position: relative;
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    transition: all 0.4s;
    overflow: hidden;
}

.value-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-8px);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
}

.value-card.featured {
    border-color: var(--border-accent);
    background: linear-gradient(180deg, var(--accent-soft) 0%, var(--bg-card) 100%);
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-soft);
    border-radius: 14px;
    margin-bottom: 24px;
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

.value-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.value-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.card-number {
    position: absolute;
    top: 32px;
    right: 32px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Calculator Section */
.calc-section {
    padding: 120px 24px;
    background: var(--bg-surface);
}

.calc-container {
    max-width: 900px;
    margin: 0 auto;
}

.calc-header {
    text-align: center;
    margin-bottom: 60px;
}

.calc-header .section-label {
    margin-bottom: 16px;
}

.calc-dashboard {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 48px;
    backdrop-filter: blur(10px);
}

.calc-input-panel {
    margin-bottom: 40px;
}

.calc-input-panel label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-wrapper {
    position: relative;
    margin-bottom: 16px;
}

.input-wrapper input {
    width: 100%;
    padding: 20px 120px 20px 24px;
    background: var(--bg-elevated);
    border: 2px solid var(--border);
    border-radius: 16px;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.4rem;
    outline: none;
    transition: all 0.2s;
}

.input-wrapper input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.input-suffix {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.quick-amounts {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.quick-btn {
    padding: 8px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.quick-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

.calc-display {
    text-align: center;
    padding: 40px;
    background: linear-gradient(180deg, var(--accent-soft) 0%, transparent 100%);
    border-radius: 20px;
    margin-bottom: 32px;
}

.display-tabs {
    display: inline-flex;
    gap: 4px;
    padding: 4px;
    background: var(--bg-elevated);
    border-radius: 12px;
    margin-bottom: 32px;
}

.display-tab {
    padding: 10px 24px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.display-tab:hover {
    color: var(--text-primary);
}

.display-tab.active {
    background: var(--grad-accent);
    color: var(--bg-dark);
}

.display-main {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.display-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 4rem;
    font-weight: 700;
    color: var(--accent);
    text-shadow: 0 0 48px var(--accent-glow);
}

.display-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.display-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.calc-breakdown {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.breakdown-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-align: center;
}

.breakdown-period {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.breakdown-amount {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
}

.calc-footnote {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.calc-footnote svg {
    opacity: 0.5;
}

/* Token Section - Bento Grid */
.token-section {
    padding: 120px 24px;
    max-width: var(--container);
    margin: 0 auto;
}

.token-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 24px;
}

.bento-card {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    transition: all 0.3s;
}

.bento-card:hover {
    border-color: var(--border-accent);
}

.bento-main {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bento-main h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.bento-main p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.bento-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.bento-card h4 {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.bento-big {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.8rem;
    font-weight: 700;
}

.bento-big.highlight {
    color: var(--accent);
}

.bento-sub {
    display: block;
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.bento-issuer {
    grid-column: span 2;
}

.issuer-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin: 16px 0;
}

.issuer-box code {
    flex: 1;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--accent);
    word-break: break-all;
}

.copy-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent-soft);
    border: 1px solid var(--border-accent);
    border-radius: 10px;
    color: var(--accent);
    cursor: pointer;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: var(--accent);
    color: var(--bg-dark);
}

.verify-btn {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.verify-btn:hover {
    opacity: 0.7;
}

/* FAQ Section */
.faq-section {
    padding: 120px 24px;
    background: var(--bg-surface);
}

.faq-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.faq-header {
    margin-bottom: 60px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    border-color: var(--border-accent);
}

.faq-item.active {
    border-color: var(--accent);
}

.faq-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

.faq-trigger:hover {
    color: var(--accent);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--accent);
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-content {
    max-height: 300px;
}

.faq-content p {
    padding: 0 28px 24px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Exchange Section */
.exchange-section {
    padding: 120px 24px;
    max-width: var(--container);
    margin: 0 auto;
}

.exchange-wrapper {
    text-align: center;
}

.exchange-header {
    margin-bottom: 60px;
}

.exchange-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.exchange-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 32px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s;
}

.exchange-item img {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
}

.exchange-item:hover {
    border-color: var(--accent);
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
}

/* Footer */
.site-footer {
    padding: 40px 24px;
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.footer-brand img {
    width: 28px;
    height: 28px;
    border-radius:
    8px;
}
.footer-brand span {
font-weight: 600;
font-size: 0.95rem;
}
.site-footer p {
color: var(--text-muted);
font-size: 0.85rem;
}
/* Responsive */
@media (max-width: 1024px) {
.hero-split {
grid-template-columns: 1fr;
text-align: center;
gap: 60px;
}
.hero-left {
    max-width: 100%;
}

.hero-desc {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.hero-metrics {
    justify-content: center;
}

.hero-actions {
    justify-content: center;
}

.value-cards {
    grid-template-columns: 1fr;
}

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

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

.bento-main {
    grid-row: auto;
}

.bento-issuer {
    grid-column: auto;
}

.exchange-grid {
    grid-template-columns: repeat(2, 1fr);
}
}
@media (max-width: 768px) {
.main-nav,
.nav-btn,
.nav-actions {
    display: none;
}

.menu-toggle {
    display: flex;
}

.hero-split {
    padding-top: calc(var(--nav-height) + 40px);
}

.hero-left h1 {
    font-size: 2.2rem;
}

.hero-metrics {
    flex-direction: column;
    gap: 16px;
}

.metric-divider {
    width: 60px;
    height: 1px;
}

.token-showcase {
    width: 280px;
    height: 280px;
}

.token-logo {
    width: 100px;
    height: 100px;
}

.token-stats {
    gap: 20px;
}

.calc-dashboard {
    padding: 32px 20px;
}

.display-value {
    font-size: 2.5rem;
}

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

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

.footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
}
}
@media (max-width: 480px) {
.quick-amounts {
justify-content: center;
}
.exchange-grid {
    grid-template-columns: 1fr;
}
}
/* Hide number input arrows */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
-webkit-appearance: none;
margin: 0;
}
input[type="number"] {
-moz-appearance: textfield;
}