/**
 * Glassmorphism Styles
 * 글래스모피즘 효과를 위한 재사용 가능한 스타일
 *
 * @package KAICE Theme
 * @since 1.0.0
 */

/* ==========================================================================
   CSS 변수는 style.css의 :root에서 정의됨
   ========================================================================== */

/* ==========================================================================
   글래스모피즘 기본 클래스
   ========================================================================== */
.glassmorphism {
    --mouse-x: 50%;
    --mouse-y: 50%;
    position: relative;
    background-color: var(--glass-bg-color);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border-color);
    border-radius: var(--theme-card-radius);
    box-shadow: var(--theme-card-shadow);
}

/* 테두리 글로우 효과 - 마우스 위치 기반 */
.glassmorphism::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 1px;
    background: linear-gradient(
        var(--glass-border-color),
        var(--glass-border-color)
    );
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    border-radius: inherit;
    transition: background 0.3s ease;
}

/* 마우스 hover 시 테두리 글로우 */
.glassmorphism.glass-active::before {
    background: radial-gradient(
        circle 150px at var(--mouse-x) var(--mouse-y),
        rgba(255, 255, 255, 1) 0%,
        rgba(255, 255, 255, 0.7) 25%,
        rgba(255, 255, 255, 0.4) 50%,
        var(--glass-border-color) 70%
    );
}

.glassmorphism:hover {
    background-color: var(--glass-bg-color);
}

/* ==========================================================================
   글래스모피즘 내부 컨텐츠 영역
   ========================================================================== */
.glassmorphism .kaice-slider-member-form-content {
    color: var(--glass-text-color);
    padding: 1.875rem;
}

/* ==========================================================================
   글래스모피즘 폼 스타일
   ========================================================================== */
.glassmorphism .forms {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.glassmorphism .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.glassmorphism .form-group label {
    color: var(--glass-text-color);
    font-size: var(--glass-font-size-label);
    font-weight: 500;
}

/* ==========================================================================
   글래스모피즘 입력 필드
   ========================================================================== */
.glassmorphism input[type="email"],
.glassmorphism input[type="password"],
.glassmorphism input[type="text"],
.glassmorphism input[type="tel"] {
    background-color: var(--glass-input-bg);
    border: 1px solid var(--glass-border-strong);
    color: var(--glass-text-color);
    font-size: var(--glass-font-size-input);
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.glassmorphism input[type="email"]:hover,
.glassmorphism input[type="password"]:hover,
.glassmorphism input[type="text"]:hover,
.glassmorphism input[type="tel"]:hover {
    border-color: var(--glass-border-hover);
}

.glassmorphism input[type="email"]:focus,
.glassmorphism input[type="password"]:focus,
.glassmorphism input[type="text"]:focus,
.glassmorphism input[type="tel"]:focus {
    outline: none;
    border-color: var(--glass-primary-color);
}

.glassmorphism input::placeholder {
    color: var(--glass-inactive-color);
}

/* ==========================================================================
   글래스모피즘 비밀번호 토글 버튼
   ========================================================================== */
.glassmorphism .kaice-password-toggle {
    background: transparent;
}

.glassmorphism .kaice-password-toggle:hover {
    background: var(--theme-info-bg);
}

.glassmorphism .kaice-password-toggle:focus {
    outline: none;
    color: var(--glass-primary-color);
}

.glassmorphism .kaice-password-toggle svg {
    width: 1rem;
    height: 1rem;
}

/* ==========================================================================
   글래스모피즘 체크박스
   ========================================================================== */
.glassmorphism .checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

/* 커스텀 체크박스 */
.glassmorphism .checkbox-group input[type="checkbox"] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 1.125rem;
    height: 1.125rem;
    background: var(--glass-input-bg);
    border: 1px solid var(--glass-border-color);
    border-radius: 0.25rem;
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.glassmorphism .checkbox-group input[type="checkbox"]:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

.glassmorphism .checkbox-group input[type="checkbox"]:checked {
    background: var(--glass-primary-color);
    border-color: var(--glass-primary-color);
}

.glassmorphism .checkbox-group input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 0.3125rem;
    top: 0.125rem;
    width: 0.3125rem;
    height: 0.5625rem;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.glassmorphism .checkbox-group input[type="checkbox"]:focus {
    outline: none;
    box-shadow: 0 0 0 0.125rem rgba(58, 109, 240, 0.3);
}

.glassmorphism .checkbox-group label {
    color: var(--glass-text-color);
    font-size: var(--glass-font-size-small);
    font-weight: 400;
    cursor: pointer;
    user-select: none;
    line-height: 1;
}

/* ==========================================================================
   글래스모피즘 버튼
   ========================================================================== */
.glassmorphism .kaice-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--glass-font-size-button);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.glassmorphism .kaice-btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    background: var(--glass-primary-bg);
    border: 1px solid rgba(96, 160, 176, 0.6);
    color: #ffffff;
}

.glassmorphism .kaice-btn-primary:hover {
    background: var(--glass-primary-hover-bg);
}

.glassmorphism .kaice-btn-primary:disabled {
    background-color: var(--glass-button-inactive);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ==========================================================================
   글래스모피즘 하단 링크 영역
   ========================================================================== */
.glassmorphism .form-footer-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border-color);
}

.glassmorphism .btn-text {
    color: var(--glass-text-color);
    font-size: var(--glass-font-size-small);
}

.glassmorphism .btn-text:hover {
    color: var(--glass-inactive-color);
}

/* ==========================================================================
   글래스모피즘 구글 로그인 버튼
   ========================================================================== */
.glassmorphism .kaice-btn-google {
    background: var(--glass-google-bg);
    color: var(--glass-text-color);
    border: 1px solid var(--glass-border-color);
}

.glassmorphism .kaice-btn-google:hover {
    background: var(--glass-google-hover-bg);
}

/* ==========================================================================
   글래스모피즘 로딩 스피너
   ========================================================================== */
.glassmorphism .kaice-loading-spinner {
    width: 0.875rem;
    height: 0.875rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: glassmorphism-spin 1s linear infinite;
    display: inline-block;
    margin-right: 0.5rem;
}

@keyframes glassmorphism-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   글래스모피즘 로그인 상태 표시 (색상만 - 구조는 kaice-login.css)
   ========================================================================== */
.glassmorphism .kaice-slider-user-avatar,
.glassmorphism .kaice-member-user-avatar {
    border: 2px solid var(--glass-border-color);
    background-color: var(--glass-input-bg);
}

.glassmorphism .kaice-slider-user-avatar .default-avatar,
.glassmorphism .kaice-member-user-avatar .default-avatar {
    color: var(--glass-inactive-color);
}

.glassmorphism .kaice-slider-user-name,
.glassmorphism .kaice-member-user-name,
.glassmorphism .kaice-member-user-card-title {
    color: var(--glass-text-color);
}

.glassmorphism .kaice-slider-user-email,
.glassmorphism .kaice-member-user-email,
.glassmorphism .kaice-member-user-card-email {
    color: var(--glass-text-color);
}

.glassmorphism .kaice-member-footer-links .btn-text {
    color: var(--glass-text-color);
}

/* 탭 버튼 스타일 */
.glassmorphism .kaice-member-tab-btn {
    background: var(--glass-input-bg);
    border: 1px solid var(--glass-border-color);
    color: var(--glass-text-color);
}

.glassmorphism .kaice-member-tab-btn i {
    color: var(--glass-text-color);
}

.glassmorphism .kaice-member-tab-btn:hover {
    background: var(--glass-border-color);
}