/* auth.css */

/* 兜底变量：这个文件现在被主页（home_style.css）和其他页面共用，
   为了不依赖每个页面自己的样式表里有没有定义这些变量，这里自己声明一份默认值 */
:root {
    --blue: #0066cc;
    --icon-color: hsl(0, 0%, 15%);
    --weak-color: hsl(0, 0%, 45%);
    --divider-color: hsl(0, 0%, 87%);
}

/* 登录邀请横幅：只在未登录时显示，提醒新用户可以注册账号 */
.cta-banner {
    max-width: 900px;
    margin: 24px auto;
    padding: 24px 32px;
    background: linear-gradient(135deg, hsl(207, 70%, 96%), hsl(260, 55%, 96%));
    border: 1px solid hsl(207, 50%, 88%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-text h3 {
    margin: 0 0 4px;
    font-size: 1.15rem;
    color: var(--icon-color);
}

.cta-text p {
    margin: 0;
    color: var(--weak-color);
    font-size: 0.92rem;
}

.cta-btn {
    padding: 11px 26px;
    border: none;
    border-radius: 10px;
    background-color: var(--blue);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.2s ease;
}

.cta-btn:hover {
    background-color: hsl(212, 100%, 34%);
}

.cta-banner.hidden {
    display: none;
}

/* 右上角迷你登录提示条：首页以外的所有页面自动出现（首页有大横幅，不需要这个） */
#mini-auth-banner {
    position: fixed;
    top: 14px;
    right: 18px;
    z-index: 1500;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    background: #ffffff;
    border: 1px solid hsl(207, 50%, 88%);
    border-radius: 999px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

#mini-auth-banner.hidden {
    display: none;
}

.mini-auth-text {
    font-size: 0.82rem;
    color: var(--weak-color);
    white-space: nowrap;
}

.mini-auth-btn {
    padding: 6px 14px;
    border: none;
    border-radius: 999px;
    background-color: var(--blue);
    color: white;
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.2s ease;
}

.mini-auth-btn:hover {
    background-color: hsl(212, 100%, 34%);
}

/* 小屏幕上把"New here?"文字藏起来，只留按钮，避免挤到页面标题 */
@media (max-width: 600px) {
    .mini-auth-text {
        display: none;
    }
    #mini-auth-banner {
        top: 10px;
        right: 10px;
        padding: 6px 8px;
    }
}
.welcome-toast {
    position: fixed;
    top: 90px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    border-left: 6px solid var(--blue);
    border-radius: 12px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--icon-color);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.16);
    z-index: 2500;
    animation: welcomeToastIn 0.35s ease;
}

.welcome-toast.welcome-toast-hide {
    animation: welcomeToastOut 0.35s ease forwards;
}

@keyframes welcomeToastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(-16px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes welcomeToastOut {
    from { opacity: 1; transform: translateX(-50%) translateY(0); }
    to { opacity: 0; transform: translateX(-50%) translateY(-16px); }
}

/* 弹窗遮罩：用 opacity 做淡入淡出，而不是 display 直接切换，这样才能有过渡动画 */
#auth-modal-overlay {
    display: flex;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

#auth-modal-overlay.show {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

#auth-modal {
    position: relative;
    background: #ffffff;
    border-radius: 16px;
    padding: 36px 36px 28px;
    width: 380px;
    max-width: 90vw;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
    transform: scale(0.94) translateY(12px);
    transition: transform 0.25s ease;
}

#auth-modal-overlay.show #auth-modal {
    transform: scale(1) translateY(0);
}

#auth-modal h2 {
    margin-top: 0;
    margin-bottom: 22px;
    text-align: center;
    color: var(--icon-color);
}

#auth-modal-close {
    position: absolute;
    top: 14px;
    right: 18px;
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    color: var(--weak-color);
}

.auth-view {
    display: none;
}

.auth-view.active {
    display: block;
}

.auth-form-row {
    margin-bottom: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-form-row label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--icon-color);
}

.auth-form-row input {
    padding: 10px 12px;
    border: 1px solid var(--divider-color);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
}

.auth-form-row input:focus {
    outline: none;
    border-color: var(--blue);
}

.auth-form-row input.input-error {
    border-color: hsl(0, 70%, 48%);
    background-color: hsl(0, 70%, 98%);
}

/* 密码框旁边的"显示/隐藏密码"按钮 */
.password-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrap input {
    width: 100%;
    padding-right: 42px;
}

.toggle-password-btn {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.05rem;
    padding: 4px 6px;
    line-height: 1;
    opacity: 0.7;
}

.toggle-password-btn:hover {
    opacity: 1;
}

.auth-hint {
    font-size: 0.78rem;
    color: var(--weak-color);
    font-weight: 400;
}

.auth-submit-btn {
    width: 100%;
    padding: 11px;
    border: none;
    border-radius: 10px;
    background-color: var(--blue);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    margin-top: 4px;
    transition: background-color 0.2s ease;
}

.auth-submit-btn:hover {
    background-color: hsl(212, 100%, 34%);
}

.auth-switch-row {
    text-align: center;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--weak-color);
    line-height: 1.8;
}

.auth-switch-row a {
    color: var(--blue);
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
}

.auth-switch-row a:hover {
    text-decoration: underline;
}

.auth-message {
    text-align: center;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.auth-message.success {
    background-color: hsl(140, 40%, 94%);
    color: hsl(140, 45%, 28%);
}

.auth-message.error {
    background-color: hsl(0, 70%, 96%);
    color: hsl(0, 70%, 40%);
}