:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text-main);
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

header h1 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

header p {
    color: var(--text-muted);
}

.form-section {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

input, textarea {
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
}

button {
    grid-column: 1 / -1;
    background-color: var(--primary);
    color: white;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--primary-hover);
}

/* Results */
.hidden {
    display: none !important;
}

.strategy-card {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-box {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    text-align: center;
}

.stat-box h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-box p {
    font-weight: 700;
    font-size: 1.1rem;
}

.summary-box {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

.assets-grid {
    display: grid;
    gap: 1.5rem;
}

.asset-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 5px solid var(--primary);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.asset-card h3 {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.asset-content {
    white-space: pre-wrap;
    background: #f1f5f9;
    padding: 1rem;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.9rem;
}

/* Loading Spinner */
#loading {
    text-align: center;
    padding: 2rem;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Chat Interface */
.chat-container {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    height: 500px;
}

.chat-window {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 1rem;
    background: #fafafa;
}

.bot-message, .user-message {
    max-width: 80%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.4;
}

.bot-message {
    align-self: flex-start;
    background-color: #f1f5f9;
    color: var(--text-main);
    border-bottom-left-radius: 2px;
}

.user-message {
    align-self: flex-end;
    background-color: var(--primary);
    color: white;
    border-bottom-right-radius: 2px;
}

.suggestive-responses {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.suggestive-btn {
    background: white;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.suggestive-btn:hover {
    background: var(--primary);
    color: white;
}

.chat-input-area {
    display: flex;
    gap: 0.5rem;
}

#chatInput {
    flex-grow: 1;
}

#sendBtn {
    width: auto;
    padding: 0 1.5rem;
}

.generate-section {
    margin-top: 1rem;
    padding: 1rem;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    text-align: center;
}

.generate-section p {
    color: #166534;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

#generateBtn {
    background-color: #22c55e;
}

#generateBtn:hover {
    background-color: #16a34a;
}