/* Modern IT Theme - login-style.css */
:root {
    --cyber-blue: #00f3ff;
    --matrix-green: #00ff9d;
    --neon-purple: #bc13fe;
    --dark-bg: #0a0a0f;
    --card-bg: rgba(15, 15, 25, 0.9);
    --input-bg: rgba(255, 255, 255, 0.05);
}

@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@300;400;500&family=Poppins:wght@400;500;600&display=swap');

body {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #121420 100%);
    min-height: 100vh;
    font-family: 'Poppins', sans-serif;
    color: #fff;
      overflow: hidden;
    height: 100vh;
    width: 100vw;
}

.login-card {
    max-width: 440px;
    margin: 4rem auto;
    animation: cardEntrance 0.8s ease-out;
}

.login-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, 
        transparent 48%, 
        var(--neon-purple) 50%, 
        transparent 52%);
    animation: gridLines 4s linear infinite;
    opacity: 0.1;
    pointer-events: none;
}

.card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(12px);
    box-shadow: 0 0 40px rgba(0, 243, 255, 0.1);
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1a2e 100%);
    border-bottom: 2px solid var(--cyber-blue);
    padding: 2rem;
    text-align: center;
    position: relative;
}

.card-header h4 {
    font-family: 'Roboto Mono', monospace;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 15px rgba(0, 243, 255, 0.4);
}

.card-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--cyber-blue), 
        transparent);
}

.form-label {
    font-weight: 500;
    color: var(--cyber-blue);
    text-transform: uppercase;
    font-size: 0.9em;
    letter-spacing: 1px;
}

.form-control {
    background: var(--input-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    border-radius: 8px;
    padding: 12px 16px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--cyber-blue);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
    background: rgba(0, 0, 0, 0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyber-blue) 0%, var(--neon-purple) 100%);
    border: none;
    padding: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 243, 255, 0.4);
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(45deg);
    transition: all 0.5s ease;
}

.alert-danger {
    background: rgba(255, 0, 64, 0.15);
    border: 1px solid #ff0040;
    color: #ff0040;
    border-radius: 8px;
    backdrop-filter: blur(4px);
}

.card-footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gridLines {
    from { transform: translateY(0); }
    to { transform: translateY(100%); }
}

@media (max-width: 576px) {
    .login-card {
        margin: 2rem 1rem;
    }
}


.login-logo {
    max-width: 150px;
    margin: 0 auto 1.5rem;
    display: block;
    filter: drop-shadow(0 0 12px rgba(0, 243, 255, 0.4));
    transition: transform 0.3s ease;
}

.login-logo:hover {
    transform: rotate(-5deg) scale(1.05);
    filter: drop-shadow(0 0 15px rgba(0, 243, 255, 0.6));
}

.card-header h4 {
    margin-top: 0.5rem;
    font-size: 1.8rem;
    position: relative;
}

.card-header h4::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--cyber-blue);
    margin: 0.8rem auto;
    opacity: 0.6;
}


.login-logo.animated {
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}