/* Mission Brief Styles */

.mission-brief-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background: var(--chat-surface);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Loading State */
.brief-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--chat-text-muted);
}

.brief-loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--chat-border);
    border-top-color: var(--chat-blue);
    border-radius: 50%;
    animation: brief-spin 1s linear infinite;
    margin-bottom: 1rem;
}

.brief-loading-spinner.small {
    width: 20px;
    height: 20px;
    border-width: 2px;
    margin: 0;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.5rem;
}

@keyframes brief-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Brief Content */
.brief-content {
    animation: brief-fade-in 0.3s ease-in;
}

@keyframes brief-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.brief-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--chat-border);
}

.brief-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--chat-text);
    margin: 0;
}

.brief-title svg {
    color: var(--chat-blue);
}

/* Brief Sections */
.brief-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--chat-surface-2);
    border-radius: 8px;
    border-left: 4px solid var(--chat-blue);
}

.brief-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--chat-text);
    margin: 0 0 1rem 0;
}

.brief-section-title svg {
    color: var(--chat-blue);
    flex-shrink: 0;
}

.brief-section-content {
    color: var(--chat-text-soft);
    line-height: 1.6;
    font-size: 1rem;
    white-space: pre-line;
}

/* Contact Form */
.brief-contact-form {
    margin-top: 2rem;
    padding: 2rem;
    background: var(--chat-surface-2);
    border-radius: 8px;
    border: 2px solid var(--chat-border);
}

.brief-form-group {
    margin-bottom: 1.5rem;
}

.brief-form-group label {
    display: block;
    font-weight: 600;
    color: var(--chat-text);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.brief-form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--chat-surface);
    border: 2px solid var(--chat-border);
    border-radius: 6px;
    color: var(--chat-text);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.brief-form-group input:focus {
    outline: none;
    border-color: var(--chat-blue);
}

.brief-form-group input::placeholder {
    color: var(--chat-text-muted);
}

/* Send Button */
.brief-send-button {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--chat-blue);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.brief-send-button:hover:not(:disabled) {
    background: var(--chat-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.brief-send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.brief-send-button svg {
    flex-shrink: 0;
}

/* Success Message */
.brief-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    animation: brief-fade-in 0.3s ease-in;
}

.brief-success svg {
    color: var(--chat-green);
    margin-bottom: 1rem;
}

.brief-success h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--chat-text);
    margin: 0 0 0.5rem 0;
}

.brief-success p {
    color: var(--chat-text-soft);
    font-size: 1.1rem;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .mission-brief-container {
        padding: 1.5rem;
        margin: 1rem;
    }

    .brief-title {
        font-size: 1.5rem;
    }

    .brief-section {
        padding: 1rem;
    }

    .brief-contact-form {
        padding: 1.5rem;
    }

    .brief-send-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
    .mission-brief-container {
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    }

    .brief-section {
        background: rgba(255, 255, 255, 0.05);
    }

    .brief-contact-form {
        background: rgba(255, 255, 255, 0.05);
    }
}