/* Reset and override any inherited styles */
* {
    box-sizing: border-box;
}

html, body {
    margin: 0 !important;
    padding: 0 !important;
    height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif !important;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%) !important;
    color: #ffffff !important;
}

/* Main container */
.login-container {
    min-height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 40px 20px !important;
    margin: 0 !important;
    position: relative !important;
    z-index: 1 !important;
    overflow-y: auto !important;
}

/* Login box container */
.login-box {
    background: rgba(45, 45, 45, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border-radius: 24px !important;
    padding: 50px 45px !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset !important;
    width: 100% !important;
    max-width: 480px !important;
    position: relative !important;
    z-index: 2 !important;
    animation: fadeInUp 0.8s ease forwards !important;
}

/* Top accent line */
.login-box::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 3px !important;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(0, 123, 255, 0.5) 20%, 
        rgba(0, 123, 255, 0.8) 50%, 
        rgba(0, 123, 255, 0.5) 80%, 
        transparent 100%) !important;
    border-radius: 24px 24px 0 0 !important;
}

/* Header section */
.login-header {
    text-align: center !important;
    margin-bottom: 40px !important;
}

.login-box h1 {
    font-size: 2.8rem !important;
    font-weight: 600 !important;
    margin: 0 0 15px 0 !important;
    letter-spacing: 1px !important;
    line-height: 1.3 !important;
    background: linear-gradient(135deg, #3b82f6, #22c55e) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.3) !important;
}

.login-subtitle {
    color: #b8c5d1 !important;
    font-size: 1.1rem !important;
    margin: 0 !important;
    font-weight: 400 !important;
    letter-spacing: 0.3px !important;
    opacity: 0.9 !important;
    line-height: 1.5 !important;
}

/* Form section */
.login-form-section {
    margin-bottom: 35px !important;
}

.login-box form {
    display: flex !important;
    flex-direction: column !important;
    gap: 24px !important;
}

/* Input field containers */
.input-group {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
}

.input-label {
    color: #e2e8f0 !important;
    font-size: 0.9rem !important;
    font-weight: 500 !important;
    margin-left: 4px !important;
    letter-spacing: 0.3px !important;
}

/* Input styling */
.login-box input[type="text"],
.login-box input[type="password"] {
    width: 100% !important;
    padding: 16px 20px !important;
    border: 1.5px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 14px !important;
    background: rgba(255, 255, 255, 0.06) !important;
    color: #ffffff !important;
    font-size: 1rem !important;
    font-weight: 400 !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    backdrop-filter: blur(10px) !important;
    outline: none !important;
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
    border-color: #007bff !important;
    background: rgba(255, 255, 255, 0.1) !important;
    box-shadow: 
        0 0 0 3px rgba(0, 123, 255, 0.12),
        0 4px 16px rgba(0, 123, 255, 0.08) !important;
    transform: translateY(-1px) !important;
}

.login-box input::placeholder {
    color: #94a3b8 !important;
    opacity: 0.8 !important;
    font-weight: 400 !important;
}

/* Enhanced input states */
.login-box input:valid:not(:placeholder-shown) {
    border-color: rgba(34, 197, 94, 0.4) !important;
    background: rgba(34, 197, 94, 0.06) !important;
}

.login-box input:invalid:not(:placeholder-shown):not(:focus) {
    border-color: rgba(239, 68, 68, 0.4) !important;
    background: rgba(239, 68, 68, 0.06) !important;
}

/* Button styling */
.login-btn {
    width: 100% !important;
    padding: 18px 24px !important;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%) !important;
    color: white !important;
    border: none !important;
    border-radius: 14px !important;
    font-size: 1.05rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative !important;
    overflow: hidden !important;
    letter-spacing: 0.5px !important;
    text-transform: uppercase !important;
    margin-top: 8px !important;
}

.login-btn::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent) !important;
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.login-btn:hover {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%) !important;
    transform: translateY(-2px) !important;
    box-shadow: 
        0 16px 40px rgba(0, 123, 255, 0.3),
        0 6px 16px rgba(0, 0, 0, 0.2) !important;
}

.login-btn:hover::before {
    left: 100% !important;
}

.login-btn:active {
    transform: translateY(-1px) !important;
    box-shadow: 
        0 8px 20px rgba(0, 123, 255, 0.25),
        0 3px 8px rgba(0, 0, 0, 0.15) !important;
}

.login-btn:disabled {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%) !important;
    cursor: not-allowed !important;
    transform: none !important;
    box-shadow: none !important;
    opacity: 0.6 !important;
}

.login-btn:disabled::before {
    display: none !important;
}

/* Loading indicator */
.login-btn.loading::after {
    content: '' !important;
    position: absolute !important;
    right: 20px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 18px !important;
    height: 18px !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    border-top: 2px solid white !important;
    border-radius: 50% !important;
    animation: spin 1s linear infinite !important;
}

@keyframes spin {
    0% { transform: translateY(-50%) rotate(0deg); }
    100% { transform: translateY(-50%) rotate(360deg); }
}

/* Footer section */
.login-footer {
    text-align: center !important;
    margin-top: 32px !important;
    padding-top: 24px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
}

.login-help a {
    color: #60a5fa !important;
    text-decoration: none !important;
    font-weight: 500 !important;
    font-size: 0.95rem !important;
    transition: all 0.3s ease !important;
    padding: 8px 12px !important;
    border-radius: 8px !important;
    display: inline-block !important;
}

.login-help a:hover {
    color: #3b82f6 !important;
    background: rgba(96, 165, 250, 0.1) !important;
    transform: translateY(-1px) !important;
}

/* Message styling */
.error-message,
.success-message,
.warning-message {
    padding: 16px 20px !important;
    border-radius: 12px !important;
    margin-top: 20px !important;
    font-size: 0.95rem !important;
    text-align: center !important;
    backdrop-filter: blur(10px) !important;
    font-weight: 500 !important;
}

.error-message {
    background: rgba(239, 68, 68, 0.1) !important;
    border: 1px solid rgba(239, 68, 68, 0.25) !important;
    color: #fca5a5 !important;
}

.success-message {
    background: rgba(34, 197, 94, 0.1) !important;
    border: 1px solid rgba(34, 197, 94, 0.25) !important;
    color: #86efac !important;
}

.warning-message {
    background: rgba(251, 191, 36, 0.1) !important;
    border: 1px solid rgba(251, 191, 36, 0.25) !important;
    color: #fcd34d !important;
    animation: pulseWarning 2s infinite !important;
}

@keyframes pulseWarning {
    0%, 100% {
        box-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .login-container {
        padding: 20px 15px !important;
    }
    
    .login-box {
        padding: 40px 30px !important;
        margin: 0 5px !important;
        border-radius: 20px !important;
    }
    
    .login-box h1 {
        font-size: 2.2rem !important;
    }
    
    .login-subtitle {
        font-size: 1rem !important;
    }
    
    .login-header {
        margin-bottom: 32px !important;
    }
    
    .login-box form {
        gap: 20px !important;
    }
    
    .login-box input[type="text"],
    .login-box input[type="password"] {
        padding: 14px 16px !important;
        font-size: 16px !important; /* Prevents zoom on iOS */
    }
    
    .login-btn {
        padding: 16px 20px !important;
        font-size: 1rem !important;
    }
    
    .login-footer {
        margin-top: 28px !important;
        padding-top: 20px !important;
    }
}

@media (max-width: 480px) {
    .login-container {
        padding: 15px 10px !important;
    }
    
    .login-box {
        padding: 35px 25px !important;
        border-radius: 18px !important;
    }
    
    .login-box h1 {
        font-size: 1.9rem !important;
    }
    
    .login-subtitle {
        font-size: 0.95rem !important;
    }
    
    .login-header {
        margin-bottom: 28px !important;
    }
    
    .login-box input[type="text"],
    .login-box input[type="password"] {
        padding: 12px 14px !important;
    }
    
    .login-btn {
        padding: 14px 18px !important;
        font-size: 0.95rem !important;
    }
}

/* Focus styles for accessibility */
.login-box input:focus-visible {
    outline: 2px solid #007bff !important;
    outline-offset: 2px !important;
}

.login-btn:focus-visible {
    outline: 2px solid #60a5fa !important;
    outline-offset: 2px !important;
}