html,
body.login-page {
    width: 100%;
    height: 100%;
    overflow: hidden;
    overscroll-behavior: none;
}

body.login-page {
    position: fixed;
    inset: 0;
}

.login-container {
    width: 100%;
    height: var(--app-height, 100dvh);
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    z-index: 0;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 20s infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 50%;
    right: -50px;
    animation-delay: -5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    bottom: -50px;
    left: 30%;
    animation-delay: -10s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 30%;
    left: 10%;
    animation-delay: -15s;
}

.shape-5 {
    width: 250px;
    height: 250px;
    bottom: 20%;
    right: 20%;
    animation-delay: -7s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

.login-card {
    position: relative;
    z-index: 1;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
    animation: cardSlideIn 0.5s ease;
}

@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo-container {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.logo-icon {
    font-size: 36px;
    color: white;
}

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

.login-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    margin-bottom: 0;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    color: var(--text-muted);
    font-size: 16px;
    transition: color var(--transition-fast);
}

.input-wrapper input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 15px;
    transition: all var(--transition-fast);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-primary);
}

.input-wrapper input:focus + .input-icon,
.input-wrapper input:focus ~ .input-icon {
    color: var(--primary-color);
}

.toggle-password {
    position: absolute;
    right: 12px;
    padding: 8px;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--text-primary);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
}

.remember-me input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.remember-me input:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.remember-me input:checked + .checkmark::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 12px;
    color: white;
}

.login-button {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.login-button:active {
    transform: translateY(0);
}

.login-button.loading .button-text {
    opacity: 0;
}

.login-button.loading .button-loader {
    opacity: 1;
}

.button-loader {
    position: absolute;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.theme-selector {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.theme-selector span {
    font-size: 14px;
    color: var(--text-secondary);
}

.theme-buttons {
    display: flex;
    gap: 8px;
}

.theme-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-btn:hover {
    transform: scale(1.15);
}

.theme-btn.active {
    border-color: var(--text-primary);
    transform: scale(1.15);
}

.theme-default-btn {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
}

.theme-dark-btn {
    background: linear-gradient(135deg, #1e293b, #0f172a);
}

.theme-ocean-btn {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.theme-sunset-btn {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.theme-forest-btn {
    background: linear-gradient(135deg, #22c55e, #16a34a);
}

.theme-purple-btn {
    background: linear-gradient(135deg, #a855f7, #9333ea);
}

.login-footer {
    position: relative;
    z-index: 1;
    margin-top: 32px;
    text-align: center;
}

.login-footer p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 480px) {
    .login-card {
        padding: 30px 24px;
    }
    
    .login-title {
        font-size: 24px;
    }
    
    .logo-container {
        width: 70px;
        height: 70px;
    }
    
    .logo-icon {
        font-size: 30px;
    }
    
    .theme-selector {
        flex-direction: column;
        gap: 12px;
    }
}