:root {
    --primary-color: #e63946;
    --secondary-color: #457b9d;
    --bg-color: #f1faee;
    --text-color: #1d3557;
    --card-bg: #ffffff;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    background-color: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 600px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 500px;
}

header {
    padding: 20px;
    background-color: var(--text-color);
    color: white;
    text-align: center;
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.progress-container {
    width: 100%;
    height: 6px;
    background-color: rgba(255,255,255,0.2);
    border-radius: 3px;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0%;
    border-radius: 3px;
    transition: width var(--transition-speed) ease;
}

main {
    flex: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.step-content {
    animation: fadeIn var(--transition-speed) ease;
    width: 100%;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.icon-container {
    width: 120px;
    height: 120px;
    background-color: #e1e1e1;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
    color: var(--secondary-color);
}

.icon-container svg {
    width: 60px;
    height: 60px;
    fill: currentColor;
}

h2 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.instruction {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.details {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    text-align: left;
    margin-top: 20px;
}

.detail-item {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-weight: 500;
}

.detail-item:last-child {
    margin-bottom: 0;
}

.detail-icon {
    margin-right: 10px;
    font-size: 1.2rem;
}

.controls {
    padding: 20px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #35607c;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.step-indicator {
    color: #888;
    font-size: 0.9rem;
}

/* Specific styling for attention items */
.warning {
    color: #e63946;
    font-weight: bold;
}