/* ============================================
   ZENGO CRYPTO WALLET - MAIN STYLESHEET
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --zengo-orange: #f7931a;
    --zengo-orange-hover: #e8850f;
    --zengo-dark: #0d0d0d;
    --zengo-dark-2: #141414;
    --zengo-dark-3: #1a1a1a;
    --zengo-dark-4: #222222;
    --zengo-dark-card: #1c1c1e;
    --zengo-text: #ffffff;
    --zengo-text-muted: #8e8e93;
    --zengo-border: #2c2c2e;
    --zengo-green: #30d158;
    --zengo-red: #ff453a;
}

/* ---------- Base Styles ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--zengo-dark);
    color: var(--zengo-text);
    overflow-x: hidden;
    line-height: 1.6;
}

::selection {
    background: var(--zengo-orange);
    color: #fff;
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--zengo-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--zengo-dark-4);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--zengo-orange);
}

img {
    max-width: 100%;
}

a {
    text-decoration: none;
    transition: all 0.3s ease;
}

/* ---------- Navbar ---------- */
#mainNav {
    padding: 15px 0;
    transition: all 0.3s ease;
    background: rgba(3, 3, 3, 0.96);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    z-index: 1050;
}

#mainNav.scrolled {
    background: rgba(4, 4, 4, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.nav-shell {
    max-width: 1380px;
}

.navbar-collapse {
    position: relative;
}

.navbar-brand img {
    height: 44px;
    width: auto;
    transition: transform 0.3s ease;
}
.navbar-brand:hover img {
    transform: scale(1.05);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    padding: 10px 12px;
}

.navbar-toggler:focus {
    box-shadow: none;
    border-color: rgba(247, 147, 26, 0.45);
}

.site-nav {
    gap: 4px;
}

.site-nav > .nav-item {
    position: relative;
}

.site-nav .nav-link {
    color: rgba(255, 255, 255, 0.92) !important;
    font-weight: 600;
    font-size: 1.02rem;
    padding: 14px 16px !important;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.01em;
}

.site-nav .nav-link:hover,
.site-nav .nav-link[aria-expanded="true"] {
    color: #fff !important;
}

.site-nav .nav-link::after {
    display: none;
}

.nav-caret {
    font-size: 0.72rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.25s ease, color 0.25s ease;
}

.site-nav .nav-item.dropdown:hover > .nav-link .nav-caret,
.site-nav .nav-link[aria-expanded="true"] .nav-caret {
    transform: rotate(180deg);
}

.dropdown-menu {
    animation: fadeInDown 0.24s ease;
}

.nav-flyout {
    min-width: 320px;
    padding: 12px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(4, 4, 5, 0.98);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
}

.flyout-link {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 14px 16px;
    border-radius: 14px;
    color: #fff;
}

.flyout-link strong {
    font-size: 1rem;
    font-weight: 600;
}

.flyout-link span {
    color: var(--zengo-text-muted);
    font-size: 0.92rem;
    line-height: 1.45;
}

.flyout-link:hover {
    background: rgba(255, 255, 255, 0.045);
    color: #fff;
}

.nav-item-business {
    position: static;
}

.mega-menu {
    width: min(1110px, calc(100vw - 56px));
    padding: 0;
    margin-top: 0;
    border: 0;
    background: transparent;
}

.mega-menu-panel {
    background: rgba(4, 4, 4, 0.985);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    padding: 38px 42px 26px;
    box-shadow: 0 36px 90px rgba(0, 0, 0, 0.5);
}

.mega-menu-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.mega-menu-header > span:first-child {
    color: var(--zengo-orange);
    font-size: 1.15rem;
    font-weight: 500;
}

.mega-badge {
    background: #ffffff;
    color: #0d0d0d;
    font-size: 0.72rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 10px;
    letter-spacing: 0.02em;
}

.mega-menu-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
    gap: 34px;
    align-items: stretch;
}

.mega-divider {
    background: rgba(255, 255, 255, 0.14);
    min-height: 100%;
}

.mega-menu-col {
    display: grid;
    gap: 12px;
}

.mega-menu-link {
    display: grid;
    grid-template-columns: 30px minmax(0, 1fr) 18px;
    gap: 16px;
    align-items: start;
    padding: 14px 14px;
    border-radius: 16px;
    color: #fff;
}

.mega-menu-link:hover {
    background: rgba(255, 255, 255, 0.04);
    color: #fff;
}

.mega-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    color: #fff;
    font-size: 1.2rem;
}

.mega-copy {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mega-copy strong {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.25;
}

.mega-copy span {
    color: var(--zengo-text-muted);
    font-size: 0.94rem;
    line-height: 1.5;
}

.mega-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.92rem;
    padding-top: 6px;
}

.mega-menu-footer {
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.mega-footer-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    color: var(--zengo-orange);
    font-size: 1rem;
    font-weight: 600;
    padding: 8px 10px;
    border-radius: 14px;
}

.mega-footer-link:hover {
    color: #ffbd55;
    background: rgba(247, 147, 26, 0.08);
}

.nav-actions {
    display: flex;
    align-items: center;
    margin-left: 24px;
}

.nav-download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 118px;
    min-height: 44px;
    padding: 12px 24px;
    border-radius: 14px;
    background: linear-gradient(180deg, #f9b133 0%, #f0a62c 100%);
    color: #1f1606;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 10px 24px rgba(247, 147, 26, 0.18);
    border: 0;
}

.nav-download-btn:hover {
    color: #1f1606;
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgba(247, 147, 26, 0.24);
}

@media (min-width: 992px) {
    .site-nav .dropdown-menu {
        display: block;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
    }

    .site-nav .nav-item:not(.nav-item-business) > .dropdown-menu {
        position: absolute;
        top: calc(100% + 18px);
        left: 0;
        transform: translateY(12px);
    }

    .nav-item-business > .mega-menu {
        position: absolute;
        top: calc(100% + 18px);
        left: 50%;
        transform: translateX(-50%) translateY(12px);
    }

    .site-nav .nav-item.dropdown:hover > .dropdown-menu,
    .site-nav .nav-item.dropdown > .dropdown-menu.show {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .site-nav .nav-item:not(.nav-item-business):hover > .dropdown-menu,
    .site-nav .nav-item:not(.nav-item-business) > .dropdown-menu.show {
        transform: translateY(0);
    }

    .nav-item-business:hover > .mega-menu,
    .nav-item-business > .mega-menu.show {
        transform: translateX(-50%) translateY(0);
    }
}

/* ---------- Buttons ---------- */
.btn-zengo {
    background: var(--zengo-orange);
    border: 2px solid var(--zengo-orange);
    color: #fff;
    border-radius: 50px;
    padding: 14px 32px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.btn-zengo:hover {
    background: var(--zengo-orange-hover);
    border-color: var(--zengo-orange-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(247, 147, 26, 0.35);
}

.btn-zengo-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    border-radius: 50px;
    padding: 14px 32px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}
.btn-zengo-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}

/* ---------- Hero Section ---------- */
.hero-section {
    background: var(--zengo-dark);
    position: relative;
    min-height: 100vh;
    padding-top: 92px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -260px;
    right: -160px;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(247, 147, 26, 0.22) 0%, rgba(255, 180, 40, 0.06) 45%, transparent 72%);
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(72% 58% at 74% 52%, rgba(255, 255, 255, 0.07) 0%, transparent 62%);
    pointer-events: none;
}

.hero-section .row {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(247, 147, 26, 0.12);
    color: var(--zengo-orange);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.hero-title {
    font-size: clamp(2.4rem, 6vw, 5.2rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: clamp(1.12rem, 2.25vw, 1.9rem);
    color: var(--zengo-text-muted);
    margin-bottom: 36px;
    font-weight: 400;
    line-height: 1.6;
    max-width: 34rem;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.hero-image {
    width: 120%;
    max-width: 760px;
    margin-left: -2%;
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.5));
    position: relative;
    z-index: 1;
}

/* Trustpilot badge */
.trustpilot-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.tp-excellent {
    font-weight: 700;
    color: var(--zengo-green);
    font-size: 0.95rem;
}
.tp-stars {
    display: inline-flex;
    gap: 2px;
}
.tp-stars i {
    color: #fff;
    background: var(--zengo-green);
    padding: 4px;
    font-size: 0.7rem;
    border-radius: 2px;
}
.tp-logo {
    color: var(--zengo-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}
.tp-logo i {
    color: var(--zengo-green);
}

/* ---------- Stats Section ---------- */
.stats-section {
    background: var(--zengo-dark-2);
    padding: 60px 0;
    border-top: 1px solid var(--zengo-border);
    border-bottom: 1px solid var(--zengo-border);
}

.stat-item {
    padding: 20px;
}

.stat-icon {
    font-size: 2rem;
    color: var(--zengo-orange);
    margin-bottom: 12px;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.stat-label {
    color: var(--zengo-text-muted);
    font-size: 0.9rem;
}

/* ---------- Section Commons ---------- */
.section-badge {
    display: inline-block;
    background: rgba(247, 147, 26, 0.12);
    color: var(--zengo-orange);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.section-description {
    color: var(--zengo-text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ---------- Wallet Section ---------- */
.wallet-section {
    padding: 100px 0;
    background: var(--zengo-dark);
}

.wallet-preview {
    perspective: 1000px;
}

.wallet-app {
    background: var(--zengo-dark-card);
    border-radius: 20px;
    border: 1px solid var(--zengo-border);
    overflow: hidden;
    transition: transform 0.3s ease;
}
.wallet-app:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.wallet-header {
    padding: 16px 20px;
    background: var(--zengo-dark-3);
    border-bottom: 1px solid var(--zengo-border);
}
.wallet-header span {
    font-size: 0.8rem;
    color: var(--zengo-text-muted);
}

.security-bar {
    height: 4px;
    background: var(--zengo-dark-4);
    border-radius: 2px;
    overflow: hidden;
}
.security-bar-fill {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--zengo-green), #34c759, var(--zengo-orange), var(--zengo-orange));
    border-radius: 2px;
}

.wallet-balance {
    padding: 24px 20px 10px;
}
.balance-label {
    color: var(--zengo-text-muted);
    font-size: 0.9rem;
    margin-bottom: 4px;
}
.balance-amount {
    font-size: 2.2rem;
    font-weight: 800;
}
.balance-amount i {
    font-size: 0.8rem;
    color: var(--zengo-text-muted);
    cursor: pointer;
}

.wallet-tabs {
    padding: 0 20px 10px;
    display: flex;
    gap: 20px;
    border-bottom: 1px solid var(--zengo-border);
}
.wallet-tabs .tab {
    padding: 8px 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--zengo-text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}
.wallet-tabs .tab.active {
    color: var(--zengo-text);
}
.wallet-tabs .tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--zengo-orange);
}

.token-list {
    padding: 10px 0;
    max-height: 380px;
    overflow-y: auto;
}

.token-item {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    gap: 14px;
    transition: background 0.2s ease;
    cursor: pointer;
}
.token-item:hover {
    background: var(--zengo-dark-3);
}

.token-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.token-icon.btc { background: #f7931a22; color: #f7931a; }
.token-icon.eth { background: #627eea22; color: #627eea; }
.token-icon.usdt { background: #26a17b22; color: #26a17b; }
.token-icon.bnb { background: #f3ba2f22; color: #f3ba2f; }
.token-icon.usdc { background: #2775ca22; color: #2775ca; }
.token-icon.doge { background: #c2a63322; color: #c2a633; }

.token-info {
    min-width: 80px;
}
.token-info strong {
    display: block;
    font-size: 0.9rem;
}
.token-info small {
    color: var(--zengo-text-muted);
    font-size: 0.75rem;
}

.token-percent {
    color: var(--zengo-text-muted);
    font-size: 0.85rem;
    min-width: 40px;
    text-align: center;
}

.token-price {
    min-width: 100px;
    text-align: right;
}
.token-price span { display: block; font-size: 0.85rem; }
.token-price small { font-size: 0.75rem; }

.token-balance {
    min-width: 100px;
    text-align: right;
}
.token-balance span { display: block; font-size: 0.85rem; font-weight: 600; }
.token-balance small { font-size: 0.75rem; color: var(--zengo-text-muted); }

/* Feature list */
.feature-list {
    margin-top: 24px;
}
.feature-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    font-size: 1rem;
    font-weight: 500;
}
.feature-item i {
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    background: rgba(247, 147, 26, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* ---------- Security Section ---------- */
.security-section {
    padding: 100px 0;
    background: var(--zengo-dark-2);
}

.security-card {
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 16px;
    padding: 32px;
    height: 100%;
    transition: all 0.3s ease;
}
.security-card:hover {
    border-color: var(--zengo-orange);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}
.security-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: rgba(247, 147, 26, 0.12);
    color: var(--zengo-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 20px;
}
.security-card h4 {
    font-weight: 700;
    margin-bottom: 12px;
    font-size: 1.2rem;
}
.security-card p {
    color: var(--zengo-text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* ---------- Features Section ---------- */
.features-section {
    padding: 100px 0;
    background: var(--zengo-dark);
}

.mini-card {
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 14px;
    padding: 24px 20px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}
.mini-card:hover {
    border-color: var(--zengo-orange);
    transform: translateY(-3px);
}
.mini-card h6 {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 4px;
}
.mini-card small {
    color: var(--zengo-text-muted);
    font-size: 0.8rem;
}

/* ---------- Phone Mockup ---------- */
.phone-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 0;
}

.phone-frame {
    width: 300px;
    background: var(--zengo-dark-card);
    border-radius: 36px;
    border: 3px solid var(--zengo-border);
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}
.phone-frame:hover {
    transform: scale(1.02);
}

.phone-screen {
    padding: 0;
}

.phone-status-bar {
    display: flex;
    justify-content: space-between;
    padding: 12px 20px 6px;
    font-size: 0.75rem;
    font-weight: 600;
}
.phone-status-bar i {
    font-size: 0.65rem;
    margin-left: 4px;
}

.phone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 20px 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.phone-balance {
    text-align: center;
    padding: 16px 20px;
    background: linear-gradient(180deg, rgba(247, 147, 26, 0.05) 0%, transparent 100%);
}
.phone-balance p {
    font-size: 0.8rem;
    color: var(--zengo-text-muted);
    margin-bottom: 4px;
}
.phone-balance h3 {
    font-size: 2rem;
    font-weight: 800;
}

.phone-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    padding: 10px 20px 20px;
}
.phone-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: color 0.2s ease;
}
.phone-action i {
    width: 44px;
    height: 44px;
    background: var(--zengo-dark-4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}
.phone-action:hover i {
    background: var(--zengo-orange);
}
.phone-action small {
    font-size: 0.7rem;
    color: var(--zengo-text-muted);
}

.phone-tokens {
    padding: 0 16px 10px;
}
.phone-token {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: var(--zengo-dark-3);
    border-radius: 14px;
    margin-bottom: 8px;
    transition: background 0.2s ease;
    cursor: pointer;
}
.phone-token:hover {
    background: var(--zengo-dark-4);
}

.token-icon-sm {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}
.token-icon-sm.btc { background: #f7931a33; color: #f7931a; }
.token-icon-sm.eth { background: #627eea33; color: #627eea; }
.token-icon-sm.usdt { background: #26a17b33; color: #26a17b; }

.phone-token strong {
    font-size: 0.85rem;
}
.phone-token small {
    font-size: 0.7rem;
    color: var(--zengo-text-muted);
}

.phone-nav {
    display: flex;
    justify-content: space-around;
    padding: 12px 20px;
    border-top: 1px solid var(--zengo-border);
    background: var(--zengo-dark-3);
}
.phone-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 0.9rem;
    color: var(--zengo-text-muted);
    cursor: pointer;
    transition: color 0.2s ease;
}
.phone-nav-item.active {
    color: var(--zengo-orange);
}
.phone-nav-item:hover {
    color: var(--zengo-orange);
}
.phone-nav-item small {
    font-size: 0.65rem;
}

/* ---------- Crypto Section ---------- */
.crypto-section {
    padding: 100px 0;
    background: var(--zengo-dark-2);
    overflow: hidden;
}

.crypto-carousel {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    margin: 30px 0;
}

.crypto-track {
    display: flex;
    gap: 16px;
    animation: scroll 30s linear infinite;
    width: max-content;
}

.crypto-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 50px;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: all 0.3s ease;
    flex-shrink: 0;
}
.crypto-chip:hover {
    border-color: var(--zengo-orange);
}
.crypto-chip i {
    font-size: 1.1rem;
}

.network-card {
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 16px;
    padding: 28px;
    height: 100%;
    transition: all 0.3s ease;
}
.network-card:hover {
    border-color: var(--zengo-orange);
    transform: translateY(-3px);
}
.network-card h5 {
    font-weight: 700;
    margin-bottom: 12px;
}
.network-card p {
    color: var(--zengo-text-muted);
    font-size: 0.9rem;
    margin-bottom: 12px;
}
.network-card .badge {
    margin-right: 4px;
}

/* ---------- Business Section ---------- */
.business-section {
    padding: 100px 0;
    background: var(--zengo-dark);
}

.business-visual {
    display: flex;
    justify-content: center;
}

.approval-card {
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 20px;
    padding: 32px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}
.approval-card:hover {
    transform: translateY(-5px);
}
.approval-card h6 {
    font-weight: 700;
    font-size: 1rem;
}
.approval-details span {
    font-size: 0.85rem;
}

/* ---------- Testimonials ---------- */
.testimonials-section {
    padding: 100px 0;
    background: var(--zengo-dark-2);
}

.testimonial-card {
    background: var(--zengo-dark-card);
    border: 1px solid var(--zengo-border);
    border-radius: 16px;
    padding: 32px;
    height: 100%;
    transition: all 0.3s ease;
}
.testimonial-card:hover {
    border-color: var(--zengo-orange);
    transform: translateY(-3px);
}
.testimonial-card p {
    font-size: 0.95rem;
    color: var(--zengo-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--zengo-orange), #e8850f);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
}

/* ---------- CTA Section ---------- */
.cta-section {
    padding: 100px 0;
    background: var(--zengo-dark);
    position: relative;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(247, 147, 26, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.app-badges img {
    transition: transform 0.3s ease;
    filter: brightness(0.9);
}
.app-badges img:hover {
    transform: scale(1.05);
    filter: brightness(1);
}

/* ---------- Footer ---------- */
.footer-section.footer-zengo {
    padding: 70px 0 24px;
    background: #040506;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-main {
    max-width: 1320px;
}

.footer-brand-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
}

.footer-logo-link {
    display: inline-flex;
}

.footer-logo {
    height: 38px;
    width: auto;
}

.iso-stamp {
    width: 124px;
    aspect-ratio: 1;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.95);
    color: #fff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    line-height: 1;
}

.iso-stamp small {
    font-size: 0.52rem;
    letter-spacing: 0.08em;
    margin-bottom: 0.25rem;
}

.iso-stamp strong {
    font-size: 2rem;
    margin-bottom: 0.1rem;
}

.iso-stamp span {
    font-size: 1.28rem;
    font-weight: 700;
}

.footer-qr img {
    width: 108px;
    height: 108px;
    border: 3px solid #fff;
    border-radius: 4px;
    display: block;
}

.footer-qr p {
    margin-top: 0.6rem;
    margin-bottom: 0;
    color: #e4e7ef;
    font-size: 0.95rem;
    line-height: 1.1;
}

.footer-col h3 {
    font-size: 1.05rem;
    margin-bottom: 0.95rem;
    color: var(--zengo-orange);
    font-weight: 700;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #edf0f7;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--zengo-orange);
}

.footer-social-row {
    margin-top: 38px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-social-row a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #fff;
    color: #111;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.footer-social-row a:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(255, 255, 255, 0.3);
}

.footer-section hr {
    border-color: rgba(255, 255, 255, 0.14);
    margin: 30px 0 16px;
}

.copyright {
    color: #c4c9d6;
    font-size: 0.9rem;
}

@media (max-width: 991.98px) {
    .footer-brand-col {
        align-items: center;
        text-align: center;
        margin-bottom: 14px;
    }

    .footer-col h3 {
        margin-top: 8px;
    }
}

@media (max-width: 767.98px) {
    .footer-section.footer-zengo {
        padding: 56px 0 20px;
    }

    .footer-social-row {
        margin-top: 28px;
    }
}

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--zengo-orange);
    color: #fff;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 5px 20px rgba(247, 147, 26, 0.3);
}
.back-to-top.show {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(247, 147, 26, 0.4);
}

/* ---------- Animations ---------- */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- RESPONSIVE ---------- */

/* Tablet */
@media (max-width: 991.98px) {
    #mainNav {
        padding: 12px 0;
    }

    .navbar-collapse {
        margin-top: 16px;
        padding: 22px 22px 20px;
        border-radius: 24px;
        background: rgba(7, 7, 7, 0.98);
        border: 1px solid rgba(255, 255, 255, 0.12);
        box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
    }

    .site-nav {
        width: 100%;
        gap: 0;
    }

    .site-nav .nav-item {
        width: 100%;
    }

    .site-nav .nav-link {
        width: 100%;
        justify-content: space-between;
        padding: 16px 0 !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .site-nav .nav-item.dropdown:hover > .nav-link .nav-caret,
    .site-nav .nav-link[aria-expanded="true"] .nav-caret {
        transform: rotate(180deg);
    }

    .site-nav .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100% !important;
        margin: 10px 0 14px;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .nav-flyout {
        min-width: 0;
    }

    .mega-menu-panel {
        padding: 22px 20px 18px;
        border-radius: 20px;
    }

    .mega-menu-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .mega-divider {
        display: none;
    }

    .mega-menu-link {
        grid-template-columns: 30px minmax(0, 1fr) 16px;
    }

    .mega-menu-footer {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .nav-actions {
        width: 100%;
        align-items: flex-start;
        margin: 16px 0 0;
        padding-top: 18px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .nav-download-btn {
        min-width: 108px;
        min-height: 42px;
        padding: 10px 22px;
    }

    .hero-title {
        font-size: 3rem;
    }
    .hero-subtitle {
        font-size: 1.2rem;
    }
    .hero-image {
        max-width: 100%;
        margin-top: 40px;
    }
    .section-title {
        font-size: 2.2rem;
    }
    .hero-section .row {
        min-height: auto !important;
        padding: 120px 0 60px;
    }
    .token-price,
    .token-percent {
        display: none;
    }
}

/* Mobile */
@media (max-width: 767.98px) {
    .hero-title {
        font-size: 2.4rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }
    .section-title {
        font-size: 1.9rem;
    }
    .section-description {
        font-size: 1rem;
    }
    .stat-number {
        font-size: 1.4rem;
    }
    .wallet-section,
    .security-section,
    .features-section,
    .crypto-section,
    .business-section,
    .testimonials-section,
    .cta-section {
        padding: 70px 0;
    }
    .phone-frame {
        width: 260px;
    }
    .approval-card {
        max-width: 100%;
    }
    .btn-zengo,
    .btn-zengo-outline {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}

/* Small mobile */
@media (max-width: 575.98px) {
    .hero-title {
        font-size: 2rem;
    }
    .trustpilot-badge {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-actions {
        gap: 12px;
    }

    .nav-download-btn {
        width: 100%;
    }
}

/* Utility */
.text-purple {
    color: #8247e5 !important;
}