* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 480px;
}

.card {
    background: #ffffff;
    border-radius: 28px;
    padding: 40px 32px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.50);
    text-align: center;
}

/* ===== Logo ===== */
.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.logo-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #6366f1;
}

.logo-text {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===== Typography ===== */
h1 {
    font-size: 26px;
    color: #1a1a2e;
    margin-bottom: 4px;
}

.subtitle {
    color: #888;
    font-size: 14px;
    margin-bottom: 28px;
}

/* ===== Info Banner ===== */
.info-banner {
    background: linear-gradient(135deg, #f0f4ff, #e8ecf8);
    border-radius: 12px;
    padding: 12px 16px;
    margin: 12px 0 20px 0;
    border: 1px solid #dde3f0;
    text-align: left;
}

.info-banner .info-text {
    font-size: 13px;
    color: #333;
    margin: 4px 0;
    font-weight: 500;
    line-height: 1.6;
}

.info-banner .info-text:first-child {
    color: #6366f1;
}

/* ===== Sections ===== */
.section {
    margin: 16px 0;
}

.section h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 12px;
    text-align: left;
}

/* ===== Input Group ===== */
.input-group {
    display: flex;
    gap: 10px;
}

.input-group input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.input-group input:focus {
    border-color: #6366f1;
}

.input-group input::placeholder {
    color: #aaa;
}

/* ===== Buttons ===== */
.btn {
    padding: 14px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.35);
}

.btn-success:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== Result Box ===== */
.result-box {
    background: #f8f9fc;
    border-radius: 16px;
    padding: 16px;
    margin-top: 12px;
    border: 1px solid #eef0f4;
}

.result-box p {
    font-size: 14px;
    color: #555;
}

.result-box .amount {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
}

.result-message {
    text-align: left;
    font-size: 13px;
    color: #999;
    margin-top: 10px;
    padding: 0 4px;
}

/* ===== Wallet Address ===== */
.wallet-address {
    font-size: 13px;
    color: #555;
    text-align: center;
    margin: 10px 0;
    word-break: break-all;
    background: #f0f0f5;
    padding: 8px 12px;
    border-radius: 8px;
}

/* ===== Status ===== */
.status {
    font-size: 14px;
    margin-top: 12px;
    color: #e74c3c;
}

.status.success {
    color: #10b981;
}

.status.error {
    color: #ef4444;
}

/* ===== Back Link ===== */
.back-link {
    margin-top: 20px;
    text-align: center;
}

.back-link a {
    color: #888;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.back-link a:hover {
    color: #6366f1;
}

/* ===== Footer ===== */
.footer {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid #eee;
    font-size: 12px;
    color: #bbb;
}

/* ===== Divider ===== */
hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 20px 0;
}