/* 禅释 · 此刻 - 注册页面重新设计 */

/* ========================================
   深色模式适配
   ======================================== */
[data-theme="dark"] #register-screen {
    background: linear-gradient(160deg, var(--zen-cream) 0%, #2D2924 50%, #1D1914 100%);
}

[data-theme="dark"] #login-screen {
    background: linear-gradient(160deg, var(--zen-cream) 0%, #2D2924 50%, #1D1914 100%);
}

[data-theme="dark"] .btn-back-register {
    color: var(--zen-brown);
}

[data-theme="dark"] .register-header .app-subtitle {
    color: var(--zen-gray);
}

[data-theme="dark"] .input-icon-wrapper {
    background: var(--zen-white);
    border-color: var(--zen-light-gray);
}

[data-theme="dark"] .input-icon-wrapper:focus-within {
    border-color: var(--zen-brown);
    box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.2);
}

[data-theme="dark"] .form-group input {
    color: var(--zen-dark);
}

[data-theme="dark"] .form-group input::placeholder {
    color: var(--zen-gray);
}

[data-theme="dark"] .register-footer-hint {
    color: var(--zen-gray);
}

[data-theme="dark"] .privacy-text {
    color: var(--zen-gray);
}

[data-theme="dark"] .checkmark {
    border-color: var(--zen-beige);
    background: var(--zen-white);
}

[data-theme="dark"] .privacy-modal {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .privacy-modal-body {
    color: var(--zen-dark);
}

[data-theme="dark"] .privacy-modal-body h2 {
    color: var(--zen-brown);
}

[data-theme="dark"] .privacy-modal-body p {
    color: var(--zen-gray);
}

/* ========================================
   注册页面 - 新排版设计
   ======================================== */

#register-screen {
    background: linear-gradient(160deg, var(--zen-cream) 0%, #EDE8DC 50%, #E5DFD0 100%);
    align-items: center;
    justify-content: center;
    padding: 0;
}

.register-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 400px;
    padding: 40px 28px;
    height: 100vh;
    overflow-y: auto;
}

/* 顶部返回栏 */
.register-top-bar {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    margin-bottom: 20px;
}

.btn-back-register {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: var(--zen-cream);
    border: 1.5px solid var(--zen-beige);
    border-radius: var(--radius-md);
    color: var(--zen-brown);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-back-register:hover {
    transform: translateX(-4px);
}

.btn-back-register .back-icon {
    font-size: 20px;
    font-weight: bold;
}

/* 头部区域 */
.register-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 40px;
}

.register-zen-circle {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.register-zen-circle .zen-inner {
    width: 64px;
    height: 64px;
}

.register-zen-circle .zen-symbol-img {
    width: 36px;
    height: 36px;
}

.register-header .app-title {
    font-size: 32px;
    letter-spacing: 8px;
    margin-bottom: 8px;
}

.register-header .app-subtitle {
    font-size: 15px;
    color: var(--zen-gray);
    letter-spacing: 2px;
}

/* 表单区域 */
.register-form {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 24px;
}

.form-group {
    width: 100%;
}

/* 输入框带图标 */
.input-icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--zen-white);
    border: 2px solid var(--zen-light-gray);
    border-radius: var(--radius-lg);
    padding: 0 16px;
    transition: var(--transition-normal);
}

.input-icon-wrapper:focus-within {
    border-color: var(--zen-brown);
    box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.input-icon {
    font-size: 20px;
    margin-right: 12px;
    flex-shrink: 0;
    opacity: 0.7;
}

.form-group input {
    flex: 1;
    width: 100%;
    padding: 16px 0;
    border: none;
    background: transparent;
    font-size: 15px;
    color: var(--zen-dark);
    outline: none;
}

.form-group input::placeholder {
    color: var(--zen-gray);
    opacity: 0.6;
}

/* 注册按钮 */
.btn-register {
    margin-top: 12px;
    padding: 18px 32px;
    font-size: 17px;
    letter-spacing: 3px;
    background: linear-gradient(135deg, var(--zen-brown) 0%, #9A8268 100%);
}

.btn-register:hover {
    background: linear-gradient(135deg, var(--zen-gold) 0%, var(--zen-brown) 100%);
}

/* 底部提示 */
.register-footer-hint {
    font-size: 12px;
    color: var(--zen-gray);
    opacity: 0.6;
    text-align: center;
    letter-spacing: 1px;
}

/* 登录页 — 跳转注册提示 */
.register-hint {
    text-align: center;
    font-size: 14px;
    color: var(--zen-gray);
    margin-top: 4px;
}

.link-login {
    display: inline;
    padding: 0;
    background: none;
    border: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--zen-brown);
    cursor: pointer;
    position: relative;
    text-decoration: none;
    transition: color 0.25s ease;
}

.link-login::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 100%;
    height: 1.5px;
    background: var(--zen-brown);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.link-login:hover {
    color: var(--zen-gold);
}

.link-login:hover::after {
    transform: scaleX(1);
    transform-origin: left;
    background: var(--zen-gold);
}

/* 深色模式 */
[data-theme="dark"] .register-hint {
    color: var(--zen-gray);
}

[data-theme="dark"] .link-login {
    color: var(--zen-beige);
}

[data-theme="dark"] .link-login::after {
    background: var(--zen-beige);
}

/* ========================================
   隐私协议勾选样式
   ======================================== */

.privacy-agreement {
    margin: 8px 0 16px;
    width: 100%;
}

.privacy-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    position: relative;
}

.privacy-checkbox {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    width: 0;
    height: 0;
}

.checkmark {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border: 2px solid var(--zen-beige);
    border-radius: 4px;
    background: var(--zen-white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    margin-top: 2px;
}

.privacy-checkbox:checked + .checkmark {
    background: var(--zen-brown);
    border-color: var(--zen-brown);
}

.privacy-checkbox:checked + .checkmark::after {
    content: '✓';
    color: var(--zen-white);
    font-size: 14px;
    font-weight: bold;
}

.privacy-text {
    font-size: 13px;
    color: var(--zen-gray);
    line-height: 1.5;
}

.privacy-link {
    color: var(--zen-brown);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: var(--transition-fast);
}

.privacy-link:hover {
    border-bottom-color: var(--zen-brown);
}

/* 未勾选时按钮禁用状态 */
.btn-register:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ========================================
   隐私政策弹窗
   ======================================== */

.privacy-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(61, 50, 41, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    padding: 20px;
}

.privacy-modal.active {
    opacity: 1;
    visibility: visible;
}

.privacy-modal-content {
    background: var(--zen-white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 400px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.privacy-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--zen-light-gray);
}

.privacy-modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--zen-dark);
}

.privacy-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--zen-gray);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: var(--transition-fast);
}

.privacy-modal-close:hover {
    color: var(--zen-dark);
}

.privacy-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    line-height: 1.8;
    color: var(--zen-dark);
}

.privacy-modal-body h2 {
    font-size: 16px;
    font-weight: 600;
    margin: 20px 0 10px;
    color: var(--zen-brown);
}

.privacy-modal-body h2:first-child {
    margin-top: 0;
}

.privacy-modal-body p {
    font-size: 14px;
    margin-bottom: 12px;
    color: var(--zen-gray);
}

.privacy-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--zen-light-gray);
    display: flex;
    justify-content: flex-end;
}

.btn-privacy-confirm {
    padding: 10px 24px;
    background: var(--zen-brown);
    color: var(--zen-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-privacy-confirm:hover {
    background: var(--zen-gold);
}

/* 响应式 */
@media (max-width: 380px) {
    .register-content {
        padding: 32px 20px;
    }
    
    .register-header .app-title {
        font-size: 28px;
    }
    
    .input-icon-wrapper {
        padding: 0 12px;
    }
    
    .form-group input {
        padding: 14px 0;
        font-size: 14px;
    }
}

/* 记住我 — 禅意滑动开关 */
.remember-me-group {
    margin-top: -8px;
    margin-bottom: 16px;
}

.remember-me-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--zen-dark);
    user-select: none;
}

.remember-me-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.remember-toggle {
    position: relative;
    width: 44px;
    height: 26px;
    flex-shrink: 0;
    background: var(--zen-light-gray);
    border-radius: 13px;
    transition: background 0.3s ease;
}

.remember-toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--zen-white);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

input:checked + .remember-toggle {
    background: var(--zen-brown);
}

input:checked + .remember-toggle::after {
    transform: translateX(18px);
}

.remember-me-text {
    font-size: 13px;
    color: var(--zen-gray);
}

/* 深色模式适配 */
[data-theme="dark"] .remember-me-label {
    color: var(--zen-cream);
}

[data-theme="dark"] .remember-toggle {
    background: var(--zen-gray);
}

[data-theme="dark"] input:checked + .remember-toggle {
    background: var(--zen-brown);
}