/* login.css (YENİ VE TAM HALİ) */

.login-container {
    min-height: calc(100vh - 80px);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(var(--primary-rgb), 0.1), transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(56, 189, 248, 0.1), transparent 40%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    background-color: rgba(var(--bg-secondary), 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    box-shadow: 0 10px 40px var(--shadow-color);
    width: 100%;
    max-width: 450px;
    padding: 2.5rem;
    animation: fadeIn 0.6s ease-out;
}

.login-input-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.login-input {
    width: 100%;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1rem 1rem 1rem 3rem;
    font-size: 1rem;
    transition: all 0.2s ease-in-out;
}

.login-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.2);
}

.login-input-icon {
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    color: var(--text-secondary);
    transition: color 0.2s ease-in-out;
    pointer-events: none;
}

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


.login-input.is-invalid {
    border-color: var(--error-color);
    animation: shake 0.4s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
}

.password-toggle {
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--text-secondary);
}

.or-divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--text-secondary);
    margin: 1.5rem 0;
}
.or-divider::before, .or-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}
.or-divider:not(:empty)::before { margin-right: .5em; }
.or-divider:not(:empty)::after { margin-left: .5em; }

.social-login-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-icon-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}
.social-icon-btn:hover {
    border-color: var(--primary);
    transform: scale(1.1);
    background-color: var(--bg-primary);
}
.social-icon-btn i {
    width: 28px;
    height: 28px;
    color: var(--text-primary);
}

.password-rules {
    list-style: none;
    padding: 0;
    margin: -0.5rem 0 1.5rem 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.25rem 1rem;
}
.password-rules li {
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.password-rules li i {
    width: 14px;
    height: 14px;
}
.password-rules li.valid {
    color: var(--success-color);
}