/* 前端领取表单样式 - 现代简约风格 */
.rc-redemption-form {
    max-width: 420px;
    margin: 24px 0;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

.rc-form-header {
    background: #1a1a2e;
    color: #ffffff;
    padding: 24px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.rc-form-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
}

.rc-stock-info {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 6px;
}

.rc-stock-info::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: rc-pulse 2s infinite;
}

@keyframes rc-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.rc-stock-count {
    font-weight: 600;
    color: #ffffff;
}

.rc-form-body {
    padding: 32px 28px;
    background: #ffffff;
}

/* 登录提示 */
.rc-login-notice {
    text-align: center;
    padding: 16px 0;
}

.rc-login-notice p {
    color: #64748b;
    margin: 0 0 20px 0;
    font-size: 15px;
}

.rc-login-btn,
.rc-register-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    margin: 0 6px;
    transition: all 0.2s ease;
}

.rc-login-btn {
    background: #1a1a2e;
    color: #ffffff;
}

.rc-login-btn:hover {
    background: #2d2d44;
    color: #ffffff;
    transform: translateY(-1px);
}

.rc-register-btn {
    background: #f1f5f9;
    color: #475569;
}

.rc-register-btn:hover {
    background: #e2e8f0;
    color: #334155;
}

/* 领取按钮 */
.rc-claim-area {
    text-align: center;
}

.rc-claim-btn {
    background: #1a1a2e;
    color: #ffffff;
    border: none;
    padding: 16px 48px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.rc-claim-btn::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

.rc-claim-btn:hover {
    background: #2d2d44;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(26, 26, 46, 0.25);
}

.rc-claim-btn:hover::after {
    width: 300px;
    height: 300px;
}

.rc-claim-btn:active {
    transform: translateY(0);
}

.rc-claim-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 空提示 */
.rc-empty-notice {
    text-align: center;
    color: #94a3b8;
    padding: 24px;
    background: #f8fafc;
    border-radius: 12px;
}

.rc-empty-notice p {
    margin: 0;
    font-size: 15px;
}

/* 结果显示 */
.rc-result {
    text-align: center;
}

.rc-result-success {
    padding: 24px;
    background: #f0fdf4;
    border-radius: 12px;
    border: 1px solid #bbf7d0;
}

.rc-result-message {
    color: #166534;
    margin: 0 0 16px 0;
    font-weight: 500;
    font-size: 15px;
}

.rc-code-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.rc-codes-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}

.rc-code-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
}

.rc-code-value {
    background: #ffffff;
    padding: 0;
    border-radius: 0;
    font-size: 16px;
    font-weight: 700;
    font-family: "SF Mono", "Fira Code", "Consolas", monospace;
    color: #1a1a2e;
    border: none;
    user-select: all;
    letter-spacing: 1px;
    word-break: break-all;
    flex: 1;
}

.rc-copy-code-btn {
    background: #1a1a2e;
    color: #ffffff;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
}

.rc-copy-code-btn:hover {
    background: #2d2d44;
}

/* 错误提示 */
.rc-error {
    text-align: center;
    padding: 20px;
    background: #fef2f2;
    border-radius: 12px;
    border: 1px solid #fecaca;
}

.rc-error-message {
    color: #dc2626;
    margin: 0;
    font-size: 14px;
}

/* 加载状态 */
.rc-loading {
    text-align: center;
    padding: 32px;
    color: #64748b;
    font-size: 15px;
}

.rc-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-top-color: #1a1a2e;
    border-radius: 50%;
    animation: rc-spin 0.7s linear infinite;
    vertical-align: middle;
    margin-right: 10px;
}

@keyframes rc-spin {
    to { transform: rotate(360deg); }
}

/* 响应式 */
@media (max-width: 480px) {
    .rc-redemption-form {
        margin: 16px 0;
        border-radius: 12px;
    }

    .rc-form-header {
        padding: 20px;
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .rc-form-body {
        padding: 24px 20px;
    }

    .rc-claim-btn {
        padding: 14px 36px;
        font-size: 14px;
        width: 100%;
    }

    .rc-code-value {
        font-size: 16px;
        padding: 14px 18px;
        width: 100%;
        box-sizing: border-box;
    }

    .rc-login-btn,
    .rc-register-btn {
        display: block;
        margin: 8px 0;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    .rc-redemption-form {
        background: #1e293b;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    }

    .rc-form-header {
        background: #0f172a;
    }

    .rc-form-body {
        background: #1e293b;
    }

    .rc-login-notice p {
        color: #94a3b8;
    }

    .rc-register-btn {
        background: #334155;
        color: #e2e8f0;
    }

    .rc-register-btn:hover {
        background: #475569;
        color: #f1f5f9;
    }

    .rc-empty-notice {
        background: #0f172a;
        color: #64748b;
    }

    .rc-result-success {
        background: #064e3b;
        border-color: #065f46;
    }

    .rc-result-message {
        color: #6ee7b7;
    }

    .rc-code-value {
        background: #0f172a;
        color: #f1f5f9;
        border-color: #334155;
    }

    .rc-error {
        background: #450a0a;
        border-color: #7f1d1d;
    }

    .rc-error-message {
        color: #fca5a5;
    }

    .rc-loading {
        color: #94a3b8;
    }

    .rc-spinner {
        border-color: #334155;
        border-top-color: #f1f5f9;
    }
}