:root {
    --bg-color: #f4f7f6;
    --text-color: #333;
    --card-bg: #ffffff;
    --primary-color: #007bff;
    --emotional-color: #20c997;
    --online-color: #fd7e14;
    --emergency-color: #dc3545;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
    --radius: 12px;
}

* {
    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);
    line-height: 1.6;
}

.app-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: #fff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    padding-bottom: 20px;
}

.main-header {
    background-color: #fff;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header h1 {
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    flex-grow: 1;
}

.main-header button {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-color);
    padding: 5px;
}

.hidden {
    display: none !important;
}

/* Sections */
section {
    padding: 15px;
}

.pinned-section h2 {
    font-size: 1rem;
    color: #666;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-menu {
    padding: 20px;
    flex-grow: 1;
}

.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

/* Category Cards */
.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.card:active {
    transform: scale(0.98);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: white;
}

.icon-wrapper.emotional { background-color: var(--emotional-color); }
.icon-wrapper.online { background-color: var(--online-color); }
.icon-wrapper.emergency { background-color: var(--emergency-color); }

.card h3 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.card p {
    font-size: 0.9rem;
    color: #666;
}

/* Detail View */
.detail-view {
    padding: 0;
    animation: slideIn 0.3s ease-out;
}

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

.module-list {
    list-style: none;
}

.module-item {
    background: #fff;
    border-bottom: 1px solid #eee;
    padding: 15px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.module-item:last-child {
    border-bottom: none;
}

.module-item .title {
    font-weight: 600;
}

.procedure-content {
    padding: 20px;
}

.procedure-header {
    margin-bottom: 20px;
}

.procedure-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.step-card {
    background: #fff;
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.step-card.action {
    border-left-color: var(--emergency-color);
    background-color: #fff5f5;
}

.step-number {
    font-weight: bold;
    color: #666;
    margin-bottom: 5px;
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.pin-btn {
    background: none;
    border: 1px solid #ddd;
    border-radius: 20px;
    padding: 5px 15px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-top: 10px;
    color: #555;
}

.pin-btn.pinned {
    background-color: #ffc107;
    border-color: #ffc107;
    color: #fff;
}

.quick-actions {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.action-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background-color: var(--primary-color);
    color: white;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

.action-btn.urgent {
    background-color: var(--emergency-color);
}

#offline-status {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #333;
    color: white;
    text-align: center;
    padding: 5px;
    font-size: 0.8rem;
}