/* 引入全局颜色变量 */
@import url('./colors.css');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: var(--bg-secondary);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    width: 100%;
    max-width: 420px;
    padding: 40px;
    border: 1px solid var(--border-primary);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 28px;
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 8px;
    font-weight: 500;
}

.input-wrapper {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-secondary);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    outline: none;
    background: var(--input-bg);
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-tertiary);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.code-input-group {
    display: flex;
    gap: 10px;
}

.code-input-group .form-control {
    flex: 1;
}

.btn-send-code {
    padding: 12px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s;
}

.btn-send-code:hover {
    background: var(--primary-hover);
}

.btn-send-code:disabled {
    background: var(--btn-gray);
    cursor: not-allowed;
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-login:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px var(--primary-shadow);
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 24px 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-secondary);
}

.divider span {
    padding: 0 16px;
    color: var(--text-tertiary);
    font-size: 14px;
}

.oauth-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.btn-oauth {
    padding: 12px;
    border: 2px solid var(--border-secondary);
    border-radius: 8px;
    background: var(--input-bg);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    color: var(--text-primary);
}

.btn-oauth:hover {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
    transform: translateY(-2px);
}

.oauth-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.oauth-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.error-message {
    background: var(--error-bg);
    color: var(--error-text);
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
    border: 1px solid var(--error-border);
    display: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease-out;
}

.error-message.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.success-message {
    background: var(--success-bg);
    color: var(--success-text);
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
    border: 1px solid var(--success-border);
    display: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease-out;
}

.success-message.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.app-logo {
    width: 100px;
    height: 100px;
    margin-bottom: 20px;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-secondary);
}