/* Demo Page Layout */
.demo-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
}

.demo-page header {
    padding: 16px 24px;
    opacity: 1;
    animation: none;
}

.demo-page nav {
    display: flex;
    gap: 24px;
}

.demo-page nav a.active {
    opacity: 0.5;
}

.demo-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

/* Obsidian Window Frame */
.obsidian-frame {
    width: 100%;
    max-width: 1100px;
    height: 540px;
    background: #1e1e1e;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
}

.obsidian-titlebar {
    height: 38px;
    background: #323232;
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 12px;
}

.titlebar-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca3f; }

.titlebar-text {
    color: #888;
    font-size: 13px;
    flex: 1;
    text-align: center;
    margin-right: 60px;
}

.obsidian-content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* Obsidian Sidebar */
.obsidian-sidebar {
    width: 200px;
    background: #262626;
    border-right: 1px solid #333;
    padding: 8px;
}

.sidebar-section {
    padding: 4px 0;
}

.sidebar-item {
    padding: 6px 12px;
    color: #999;
    font-size: 13px;
    border-radius: 4px;
    cursor: default;
}

.sidebar-item.active {
    background: #363636;
    color: #e0e0e0;
}

/* Chat Panel - Plugin UI Recreation */
.chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #F5F5F0;
    position: relative;
}

@media (prefers-color-scheme: dark) {
    .chat-panel {
        background: #2b2a27;
    }
}

.chat-messages {
    flex: 1;
    overflow-y: scroll;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding-bottom: 140px;
}

.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
}

@media (prefers-color-scheme: dark) {
    .chat-messages::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.15);
    }
}

/* Message Styles */
.message {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-width: 100%;
    opacity: 0;
    transform: translateY(10px);
    animation: messageIn 0.3s ease forwards;
}

@keyframes messageIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.user {
    align-self: flex-end;
    align-items: flex-end;
    max-width: 80%;
}

.message.assistant {
    align-self: flex-start;
    align-items: flex-start;
}

.message.tool {
    align-self: flex-start;
}

.message-content {
    line-height: 1.6;
    font-size: 14px;
}

.message.user .message-content {
    background: #DDD9CE;
    color: #1a1a18;
    padding: 10px 16px;
    border-radius: 12px;
}

@media (prefers-color-scheme: dark) {
    .message.user .message-content {
        background: #393937;
        color: #eee;
    }
}

.message.assistant .message-content {
    color: #1a1a18;
    padding: 0 8px;
}

@media (prefers-color-scheme: dark) {
    .message.assistant .message-content {
        color: #eee;
    }
}

.message.tool .message-content {
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 12px;
    color: #1a1a18;
    opacity: 0.6;
    padding: 0 8px;
}

@media (prefers-color-scheme: dark) {
    .message.tool .message-content {
        color: #eee;
    }
}

.install-cta-link {
    display: inline-block;
    color: #4a7fc1;
    text-decoration: underline;
    text-underline-offset: 2px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.install-cta-link:hover {
    opacity: 0.8;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 8px;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: #999;
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}

/* Chat Input */
.chat-input-area {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 20px;
}

.chat-input-box {
    background: #fff;
    border-radius: 12px;
    padding: 16px 16px 8px 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04), 0 0 0 1px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

@media (prefers-color-scheme: dark) {
    .chat-input-box {
        background: #1f1e1b;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(108, 106, 96, 0.15);
    }
}

.input-field {
    color: var(--text-primary);
    font-size: 14px;
    padding: 0 0 8px 0;
    background: transparent;
    border: none;
    outline: none;
    width: 100%;
    font-family: inherit;
}

.input-field::placeholder {
    color: #9a9893;
}

.input-field:disabled {
    cursor: default;
}

@media (prefers-color-scheme: dark) {
    .input-field {
        color: #eee;
    }
}

.input-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.input-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.input-selector {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: #9a9893;
    padding: 6px 10px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 6px;
}

@media (prefers-color-scheme: dark) {
    .input-selector {
        background: rgba(255, 255, 255, 0.08);
        color: #9a9893;
    }
}

.input-selector svg {
    width: 12px;
    height: 12px;
    opacity: 0.6;
}

.send-btn {
    width: 32px;
    height: 32px;
    background: #4a7fc1;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease;
}

.send-btn:hover {
    background: #3d6ba8;
}

.send-btn svg {
    width: 16px;
    height: 16px;
    color: white;
}

.input-hints {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #6b6a68;
    padding: 4px 0;
}

@media (prefers-color-scheme: dark) {
    .input-hints {
        color: #6b6a68;
    }
}

/* Overlay System */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 24px;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.overlay-card {
    max-width: 560px;
    width: 100%;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.overlay.active .overlay-card {
    transform: translateY(0);
}

.overlay-text {
    font-size: clamp(24px, 4vw, 32px);
    font-weight: 400;
    line-height: 1.4;
    letter-spacing: -0.5px;
    color: #fff;
    margin-bottom: 32px;
}

.overlay-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.overlay-btn {
    background: #fff;
    color: #1a1a1a;
    border: none;
    padding: 12px 28px;
    font-size: 15px;
    border-radius: 6px;
    cursor: pointer;
    transition: opacity 0.2s ease;
    text-decoration: none;
}

.overlay-btn:hover {
    opacity: 0.9;
}

.overlay-btn-secondary {
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border: none;
    padding: 8px 0;
    font-size: 14px;
    cursor: pointer;
    transition: color 0.2s ease;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.overlay-btn-secondary:hover {
    color: #fff;
}

/* Progress Bar */
.demo-progress {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(0, 0, 0, 0.1);
}

.progress-bar {
    height: 100%;
    background: var(--text-primary);
    width: 0;
    transition: width 0.3s ease;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .demo-page header {
        padding: 12px 16px;
    }

    .demo-container {
        padding: 12px;
    }

    .obsidian-frame {
        height: calc(100vh - 100px);
        max-height: 600px;
        border-radius: 8px;
    }

    .obsidian-sidebar {
        display: none;
    }

    .obsidian-titlebar {
        height: 32px;
    }

    .titlebar-text {
        font-size: 12px;
    }

    .chat-messages {
        padding: 16px 12px;
        padding-bottom: 100px;
        gap: 16px;
    }

    .chat-input-area {
        bottom: 8px;
        left: 8px;
        right: 16px;
    }

    .chat-input-box {
        padding: 10px 12px;
        flex-direction: row;
        align-items: center;
        gap: 10px;
    }

    .input-field {
        flex: 1;
        padding: 0;
        font-size: 13px;
    }

    .input-row,
    .input-hints {
        display: none;
    }

    .mobile-send-btn {
        display: flex;
        width: 36px;
        height: 36px;
        background: #4a7fc1;
        border-radius: 50%;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .mobile-send-btn svg {
        width: 18px;
        height: 18px;
        color: white;
    }

    .overlay-text {
        font-size: 20px;
    }
}

@media (min-width: 769px) {
    .mobile-send-btn {
        display: none;
    }
}

@media (max-width: 480px) {
    .obsidian-frame {
        height: calc(100vh - 80px);
        max-height: 500px;
    }

    .message-content {
        font-size: 13px;
    }

    .message.user .message-content {
        padding: 8px 12px;
    }

    .overlay-text {
        font-size: 18px;
    }
}