/* Modern SHS Tools Styling - Sharp Yellow & Black Theme */
:root {
    --primary-yellow: #FFD600;
    --bright-yellow: #FFA600;
    --dark-black: #000000;
    --light-black: #1a1a1a;
    --white: #ffffff;
    --gray: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-black);
    min-height: 100vh;
    color: var(--dark-black);
    display: flex;
    flex-direction: column;
}

.main {
    background: linear-gradient(135deg, #FFD600 0%, #FFA600 100%);
    flex: 1 0 auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styling */
.header {
    background: var(--dark-black);
    color: var(--primary-yellow);
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    margin-bottom: 40px;
}

.header-logo {
    height: 80px !important;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Logo Container Styling */
.logo-container-header {
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo-container-header:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 214, 0, 0.3) !important;
    border-color: var(--bright-yellow) !important;
}

.logo-container-login {
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo-container-login:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(255, 214, 0, 0.3) !important;
    border-color: var(--bright-yellow) !important;
}

/* Legacy Logo Styling - DISABLED to fix visibility issues */
/* The problematic mix-blend-mode: multiply was hiding the logos */

/* Responsive logo adjustments */
@media (max-width: 768px) {
    .logo-container-header {
        padding: 6px !important;
    }
    
    .logo-container-header img {
        height: 68px !important;
    }
    
    .logo-container-login {
        padding: 10px !important;
    }
    
    .logo-container-login img {
        height: 100px !important;
    }
    
    .header img,
    .header-logo {
        height: 100px !important;
        padding: 6px;
    }
    
    .login-box img {
        height: 120px;
        padding: 10px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .logo-container-header {
        padding: 5px !important;
    }
    
    .logo-container-header img {
        height: 55px !important;
    }
    
    .logo-container-login {
        padding: 8px !important;
    }
    
    .logo-container-login img {
        height: 74px !important;
    }
    
    .header img,
    .header-logo {
        height: 85px !important;
        padding: 5px;
    }
    
    .login-box img {
        height: 90px;
        padding: 8px;
    }
    
    .header h1 {
        font-size: 1.6rem;
    }
    
    /* Ensure header stays centered on very small screens */
    .header .container > div {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .header .container > div > div:first-child {
        justify-content: center;
        flex-direction: column;
        gap: 10px;
    }
}

/* Login Form Styling */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    padding: 20px 0;
}

.login-box {
    background: var(--dark-black);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h2 {
    color: var(--primary-yellow);
    font-size: 1.8rem;
    margin-bottom: 10px;
    font-weight: bold;
}

.login-box p {
    color: var(--white);
    margin-bottom: 30px;
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    color: var(--white);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--primary-yellow);
    border-radius: 5px;
    background: var(--light-black);
    color: var(--white);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--bright-yellow);
    box-shadow: 0 0 10px rgba(255, 214, 0, 0.3);
}

.btn-primary {
    background: var(--primary-yellow);
    color: var(--dark-black);
    border: none;
    padding: 12px 30px;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-top: 10px;
}

.btn-primary:hover {
    background: var(--bright-yellow);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 214, 0, 0.4);
}

/* Dashboard Styling */
.dashboard {
    background: var(--dark-black);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    margin-bottom: 30px;
}

.dashboard h2 {
    color: var(--primary-yellow);
    font-size: 2rem;
    margin-bottom: 20px;
    text-align: center;
    font-weight: bold;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.tool-card {
    background: var(--light-black);
    border: 2px solid var(--primary-yellow);
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 214, 0, 0.1), transparent);
    transition: left 0.5s;
}

.tool-card:hover::before {
    left: 100%;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(255, 214, 0, 0.3);
    border-color: var(--bright-yellow);
}

.tool-card h3 {
    color: var(--primary-yellow);
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: bold;
}

.tool-card p {
    color: var(--white);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 15px;
}

.tool-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--primary-yellow);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--primary-yellow);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Error Messages */
.error-message {
    background: #ff4444;
    color: var(--white);
    padding: 15px;
    border-radius: 5px;
    margin: 20px 0;
    text-align: center;
}

/* Success Messages */
.success-message {
    background: #00C851;
    color: var(--white);
    padding: 15px;
    border-radius: 5px;
    margin: 20px 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2rem;
    }
    
    /* Center header content on mobile */
    .header .container > div {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .header .container > div > div:first-child {
        justify-content: center;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .login-box {
        margin: 20px;
        padding: 30px 20px;
    }
    
    .dashboard {
        margin: 20px;
        padding: 20px;
    }
}

/* Navigation */
.nav-bar {
    background: var(--dark-black);
    padding: 15px 0;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-brand {
    color: var(--primary-yellow);
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: var(--primary-yellow);
    color: var(--dark-black);
}

/* Footer */
.footer {
    background: var(--dark-black);
    color: var(--white);
    text-align: center;
    padding: 20px 0;
    margin-top: 50px;
    flex-shrink: 0;
}

.footer p {
    color: var(--primary-yellow);
    font-weight: bold;
}