/* Login page specific styles */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #f6f8ff 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(26, 115, 232, 0.03) 0%, transparent 60%);
    z-index: 0;
}

.login-container {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05),
                0 8px 10px -6px rgba(0, 0, 0, 0.02);
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.login-container h2 {
    color: var(--primary-color);
    margin-bottom: 2.5rem;
    text-align: center;
    font-size: 1.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.login-container h2 i {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #4f94ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.login-container input {
    width: 100%;
    padding: 1rem 2.75rem 1rem 1rem;
    border: 2px solid #eef2ff;
    border-radius: 12px;
    background-color: #f8faff;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-container input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(26, 115, 232, 0.08);
    background-color: #ffffff;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    color: #94a3b8;
    transition: color 0.2s;
}

.input-with-icon input:focus + i {
    color: var(--primary-color);
}

.login-container .btn {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 500;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.login-container .btn i {
    font-size: 1.25rem;
}

.login-container .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #4f94ff 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.2);
}

.login-container .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(26, 115, 232, 0.25);
}

.login-container .btn-success {
    margin-top: 1rem;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.2);
}

.login-container .btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(76, 175, 80, 0.25);
}

/* Popup styles */
.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
                0 10px 10px -5px rgba(0, 0, 0, 0.04);
    z-index: 1000;
    max-width: 420px;
    width: 90%;
    text-align: center;
    animation: popupAppear 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

@keyframes popupAppear {
    from {
        opacity: 0;
        transform: translate(-50%, -48%) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

.popup h3 {
    margin-top: 0;
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.popup p {
    margin: 1rem 0;
    line-height: 1.6;
    white-space: pre-line;
}

.popup .btn {
    min-width: 120px;
    margin-top: 1rem;
}

/* Messages */
.message {
    margin-top: 1.5rem;
    padding: 1.25rem;
    border-radius: 14px;
    text-align: center;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    animation: slideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    font-weight: 500;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-15px);
    }
    50% {
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 1.2rem;
}

.message-error {
    background: linear-gradient(to right, #fef2f2, #fff1f2);
    color: var(--error-color);
    border: 1px solid #fee2e2;
}

.message-error::before {
    content: "\f071"; /* exclamation-triangle */
    color: #ef4444;
}

.message-success {
    background: linear-gradient(to right, #f0fdf4, #ecfdf5);
    color: var(--success-color);
    border: 1px solid #dcfce7;
}

.message-success::before {
    content: "\f00c"; /* check */
    color: #10b981;
}

/* Responsive Design */
@media (max-width: 480px) {
    .login-page {
        padding: 0.5rem;
        min-height: 100vh;
        align-items: stretch;
    }
    
    .login-container {
        padding: 2rem 1.5rem;
        border-radius: 12px;
        margin: 1rem 0;
        max-width: none;
        width: 100%;
        min-height: calc(100vh - 2rem);
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    
    .login-container h2 {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .login-container h2 i {
        font-size: 1.75rem;
    }
    
    .login-container input {
        padding: 1.25rem 2.75rem 1.25rem 1.25rem;
        font-size: 16px; /* Prevents zoom on iOS */
        border-radius: 8px;
    }
    
    .input-with-icon i {
        font-size: 1.125rem;
        right: 1.25rem;
    }
    
    .login-container .btn {
        padding: 1.25rem;
        font-size: 1rem;
        border-radius: 8px;
        margin-top: 0.5rem;
    }
    
    .message {
        padding: 1rem;
        font-size: 0.875rem;
        border-radius: 8px;
    }
}

@media (max-width: 768px) and (min-width: 481px) {
    .login-container {
        padding: 2.5rem;
        max-width: 380px;
        border-radius: 14px;
    }
    
    .login-container h2 {
        font-size: 1.625rem;
    }
    
    .login-container input {
        padding: 1.125rem 2.75rem 1.125rem 1.125rem;
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

@media (min-width: 1024px) {
    .login-container {
        max-width: 450px;
        padding: 3.5rem;
    }
    
    .login-container h2 {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
}

/* Touch-friendly hover states for mobile */
@media (hover: none) and (pointer: coarse) {
    .login-container input:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(26, 115, 232, 0.08);
        background-color: #ffffff;
    }
    
    .login-container .btn:active {
        transform: translateY(1px);
        background: var(--primary-dark);
    }
}