* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: url('../img/logo4.png') no-repeat center center/cover;
    background-color: #0f172a; /* Fallback */
    background-blend-mode: overlay;
}

/* Add a subtle overlay for better text readability */
body::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.7);
    z-index: -1;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.2);
    color: white;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header img {
    width: 80px;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.2));
}

.login-header h2 {
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.login-header p {
    font-size: 0.9em;
    color: #cbd5e1;
}

.input-group {
    position: relative;
    margin-bottom: 25px;
}

.input-group input {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    color: white;
    font-size: 1em;
    outline: none;
    transition: 0.3s;
}

.input-group input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.input-group input:focus {
    border-color: #38bdf8;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
}

.view-pass {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: rgba(255,255,255,0.6);
    transition: 0.3s;
}

.view-pass:hover {
    color: white;
}

.options-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    font-size: 0.9em;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.remember-me input {
    margin-right: 8px;
    accent-color: #38bdf8;
    cursor: pointer;
}

.forgot-pass {
    color: #38bdf8;
    text-decoration: none;
    transition: 0.3s;
}

.forgot-pass:hover {
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    border: none;
    border-radius: 30px;
    color: white;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 10px 20px rgba(2, 132, 199, 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px rgba(2, 132, 199, 0.4);
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: #fca5a5;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 20px;
    text-align: center;
    font-size: 0.9em;
    backdrop-filter: blur(5px);
}