:root {
    --primary-blue: #0066cc;
    --water-cyan: #e1f5fe;
    --dark-text: #2c3e50;
    --alert-red: #e74c3c;
    --bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-gradient);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--dark-text);
}

.card {
    background-color: #ffffff;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.08);
    width: 100%;
    max-width: 480px;
    text-align: center;
    border-top: 5px solid var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-blue), #26c6da);
    opacity: 0.7;
}

.logo-container {
    margin-bottom: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 50px;
}

.placeholder-logo {
    width: 30%; 
    height: 100px; 
    object-fit: fill; 
}

.icon-lock {
    background-color: var(--water-cyan);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px auto;
}

.icon-lock svg {
    width: 30px;
    height: 30px;
    fill: var(--primary-blue);
}

h1 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-text);
}

p {
    font-size: 15px;
    line-height: 1.6;
    color: #546e7a;
    margin-bottom: 20px;
}

.highlight {
    font-weight: 600;
    color: var(--primary-blue);
}

.footer-info {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #eceff1;
    font-size: 12px;
    color: #90a4ae;
}