:root {
    --primary: #4b0082;
    --primary-dark: #2f0052;
    --bg-light: #f3f3f6;
    --text-dark: #212529;
    --danger: #dc3545;
    --success: #198754;
}

body {
    background: linear-gradient(180deg, var(--primary) 0 185px, var(--bg-light) 185px 100%);
    min-height: 100vh;
    color: var(--text-dark);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.app-shell {
    max-width: 520px;
    margin: 0 auto;
}

.rounded-4xl {
    border-radius: 32px;
}

.top-card {
    background: #fff;
    border-radius: 28px;
    padding: 22px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

.btn-primary-custom {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.btn-primary-custom:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
}

.quick-card {
    background: var(--primary);
    color: #fff;
    border-radius: 18px;
    padding: 18px;
    font-weight: 700;
    min-height: 88px;
}

.market-card {
    border-radius: 18px;
    background: #fff;
    padding: 14px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.status-open { color: var(--success); font-weight: 700; }
.status-closed { color: var(--danger); font-weight: 700; }

.bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    border-top: 1px solid #ddd;
    max-width: 520px;
    margin: 0 auto;
}

.bottom-nav a {
    width: 20%;
    display: inline-block;
    text-align: center;
    padding: 12px 0;
    text-decoration: none;
    color: #222;
    font-size: 13px;
}

.bottom-nav a.active {
    color: var(--primary);
    font-weight: 700;
}

.language-modal {
    position: fixed;
    inset: 0;
    background: rgba(58, 0, 88, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.language-box {
    background: #fff;
    border-radius: 30px;
    padding: 24px;
    max-width: 420px;
    width: calc(100% - 30px);
}

.lang-grid button {
    width: 100%;
    border: 0;
    border-radius: 14px;
    padding: 16px 10px;
    background: #f1f2f5;
    font-weight: 700;
}

.hidden {
    display: none !important;
}

.page-gap {
    padding-bottom: 90px;
}