/**
 * Spam Admin - Login Page
 */

/* =====================================================
   Base Reset (login page standalone)
   ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.login-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans KR', Arial, sans-serif;
    background: #1a1c23;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* =====================================================
   Login Container & Box
   ===================================================== */
.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-box {
    background: #FFFFFF;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    padding: 50px 40px;
}

/* =====================================================
   Login Header
   ===================================================== */
.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-header .logo-icon {
    width: 72px;
    height: 72px;
    background: #1E293B;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.login-header .logo-icon i {
    font-size: 32px;
    color: #FFFFFF;
}

.login-header .logo-text {
    font-size: 22px;
    font-weight: 700;
    color: #1a1c23;
    margin-bottom: 6px;
}

.login-header .subtitle {
    font-size: 14px;
    color: #64748B;
}

/* =====================================================
   Login Form
   ===================================================== */
.login-form-group {
    margin-bottom: 20px;
}

.login-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    font-size: 14px;
    transition: all 0.2s ease;
    background: #F8FAFC;
}

.input-wrapper input:focus {
    outline: none;
    border-color: #4f6df5;
    background: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(79, 109, 245, 0.15);
}

.input-wrapper input::placeholder {
    color: #94A3B8;
}

.input-wrapper i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #94A3B8;
    font-size: 16px;
    transition: color 0.2s;
}

.input-wrapper:focus-within i {
    color: #4f6df5;
}

/* =====================================================
   Login Button
   ===================================================== */
.btn-login {
    width: 100%;
    padding: 15px;
    background: #4f6df5;
    color: #FFFFFF;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    min-height: 48px;
}

.btn-login:hover {
    background: #3b56d4;
}

.btn-login:active {
    transform: scale(0.98);
}

/* =====================================================
   Alert Messages
   ===================================================== */
.alert {
    padding: 14px 16px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-danger {
    background: #FEF2F2;
    color: #DC2626;
    border: 1px solid #FECACA;
}

.alert-success {
    background: #F0FDF4;
    color: #16A34A;
    border: 1px solid #BBF7D0;
}

.alert-warning {
    background: #FFFBEB;
    color: #D97706;
    border: 1px solid #FDE68A;
}

/* =====================================================
   Footer
   ===================================================== */
.footer-text {
    text-align: center;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #F1F5F9;
    font-size: 12px;
    color: #94A3B8;
}

/* =====================================================
   Legacy support (login-wrapper/login-card pattern)
   ===================================================== */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--body-bg);
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    padding: 40px;
}

.login-header .login-logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.login-header .login-logo i {
    margin-right: 8px;
}

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

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

.login-form .form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 6px;
}

.form-input {
    display: block;
    width: 100%;
    height: 48px;
    padding: 0 16px;
    font-size: 14px;
    border: 1px solid #DDDDDD;
    border-radius: 8px;
    background: #FFFFFF;
    color: #333333;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 41, 59, 0.1);
}

.form-input::placeholder {
    color: #BBBBBB;
}

.error-message {
    display: none;
    color: #F44336;
    background: #FDECEA;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 20px;
    text-align: center;
}

.error-message.show {
    display: block;
}

.error-message i {
    margin-right: 6px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: var(--text-muted);
}

/* =====================================================
   Responsive - Tablet (768px~1024px)
   ===================================================== */
@media (min-width: 768px) and (max-width: 1024px) {
    .login-container {
        max-width: 400px;
    }

    .login-box {
        padding: 45px 36px;
    }
}

/* =====================================================
   Responsive - Mobile (767px and below)
   ===================================================== */
@media (max-width: 767px) {
    .login-card {
        padding: 30px 24px;
        border-radius: 8px;
    }

    .login-header .login-logo {
        font-size: 24px;
    }
}

/* =====================================================
   Responsive - Small Mobile (480px and below)
   ===================================================== */
@media (max-width: 480px) {
    .login-container {
        padding: 15px;
    }

    .login-box {
        padding: 40px 24px;
        border-radius: 12px;
    }

    .login-header .logo-icon {
        width: 64px;
        height: 64px;
    }

    .login-header .logo-icon i {
        font-size: 28px;
    }

    .login-header .logo-text {
        font-size: 20px;
    }

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

    .btn-login {
        min-height: 48px;
    }

    .input-wrapper input {
        padding: 12px 14px 12px 44px;
        font-size: 14px;
        min-height: 48px;
    }
}

/* =====================================================
   Responsive - Fold/Flip (359px and below)
   ===================================================== */
@media (max-width: 359px) {
    .login-container {
        padding: 10px;
    }

    .login-box {
        padding: 30px 16px;
        border-radius: 10px;
    }

    .login-card {
        padding: 24px 16px;
    }

    .login-header .logo-icon {
        width: 56px;
        height: 56px;
    }

    .login-header .logo-icon i {
        font-size: 24px;
    }

    .login-header .logo-text {
        font-size: 18px;
    }

    .login-header .subtitle {
        font-size: 12px;
    }

    .form-input {
        height: 44px;
        font-size: 13px;
    }

    .btn-login {
        min-height: 44px;
        font-size: 14px;
    }

    .input-wrapper input {
        padding: 10px 12px 10px 40px;
        font-size: 13px;
        min-height: 44px;
    }
}