@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@600;800&display=swap');

:root {
    --bg: #0d1117;
    --bg-panel: #111826;
    --bg-chat: #101623;
    --bg-sidebar: #0b111d;
    --bg-gradient: radial-gradient(circle at top, #17213a 0%, #0c111a 45%, #05070b 100%);
    --border: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.12);
    --text-primary: #f8f9fb;
    --text-secondary: #98a1b3;
    --accent: #8b61c2;
    --accent-dark: rgb(124, 52, 219);
    --user-bubble: rgba(124, 52, 219, 0.08);
    --assistant-bubble: rgba(255, 255, 255, 0.04);
    --code-bg: #0f172a;
    --surface-subtle: rgba(255, 255, 255, 0.02);
    --surface-muted: rgba(255, 255, 255, 0.04);
    --surface-strong: rgba(255, 255, 255, 0.06);
    --sidebar-button-bg: rgba(255, 255, 255, 0.06);
    --sidebar-button-border: var(--border);
    --avatar-bg: rgba(255, 255, 255, 0.06);
    --inline-code-bg: rgba(255, 255, 255, 0.08);
    --scroll-thumb: rgba(255, 255, 255, 0.1);
    --composer-shadow: rgb(139, 97, 194, 0.25);
    --status-glow: var(--accent);
    --logo-foreground: #03120c;
    --button-disabled-bg: rgba(255, 255, 255, 0.08);
    --button-disabled-color: rgba(255, 255, 255, 0.4);
    --strong-color: #ffffff;
    --user-border: rgba(124, 52, 219, 0.25);
    --user-avatar-text: #03251c;
    --select-arrow: rgba(248, 249, 251, 0.78);
    --select-arrow-active: var(--accent);
    --shadow-top-bar: rgba(0, 0, 0, 0.5);
    font-family: "Open Sans", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body.dark-theme {
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

button {
    font-family: "Open Sans", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 600;
    color: inherit;
}

html, body {
    height: 100%;
    overflow: hidden; /* Prevent main document scroll */
}

body {
    margin: 0;
    background-color: var(--bg);
    background-image: var(--bg-gradient);
    background-repeat: no-repeat;
    background-size: cover;
    color: var(--text-primary);
    height: 100%;
    transition: background-color 0.35s ease, color 0.35s ease;
    caret-color: var(--accent);
    font-family: "Open Sans", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; /* Ensure Open Sans is applied */
}

body.light-theme {
    color-scheme: light;
    --bg: #f4f6fb;
    --bg-panel: #ffffff;
    --bg-chat: #f6f8fc;
    --bg-sidebar: #eef2fb;
    --bg-gradient: radial-gradient(circle at top left, #ffffff 0%, #f4f7fb 55%, #e8edf8 100%);
    --border: rgba(15, 23, 42, 0.08);
    --border-strong: rgba(15, 23, 42, 0.16);
    --text-primary: #151b2c;
    --text-secondary: #5f6a82;
    --accent: #8b61c2;
    --accent-dark: #7c34db;
    --user-bubble: rgba(124, 52, 219, 0.12);
    --assistant-bubble: rgba(15, 23, 42, 0.05);
    --code-bg: #f1f4fb;
    --surface-subtle: rgba(15, 23, 42, 0.04);
    --surface-muted: rgba(15, 23, 42, 0.06);
    --surface-strong: rgba(15, 23, 42, 0.08);
    --sidebar-button-bg: rgba(8, 47, 73, 0.08);
    --sidebar-button-border: rgba(15, 23, 42, 0.14);
    --avatar-bg: rgba(8, 47, 73, 0.1);
    --inline-code-bg: rgba(15, 23, 42, 0.1);
    --scroll-thumb: rgba(15, 23, 42, 0.2);
    --composer-shadow: rgb(139, 97, 194, 0.50);
    --status-glow: rgba(16, 163, 127, 0.5);
    --logo-foreground: #ffffff;
    --button-disabled-bg: rgba(15, 23, 42, 0.08);
    --button-disabled-color: rgba(15, 23, 42, 0.45);
    --strong-color: #182339;
    --user-border: rgba(124, 52, 219, 0.32);
    --user-avatar-text: #ffffff;
    --select-arrow: rgba(21, 27, 44, 0.6);
    --select-arrow-active: var(--accent);
    --shadow-top-bar: rgba(15, 23, 42, 0.08);
}

body.light-theme #analyze-button {
    color: #ffffff;
}

.app-shell {
    display: flex;
    height: 100%; /* Changed from min-height to height */
    width: 100%;
    overflow: hidden; /* Prevent main scroll on app-shell */
}

.sidebar {
    width: 360px;
    flex: 0 0 360px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    height: 100%; /* Set height to 100% of parent (.app-shell) */
    overflow-y: auto; /* Enable vertical scrolling */
    overflow-x: hidden;
    transition: width 0.4s ease, padding 0.4s ease, opacity 0.3s ease, border-right-color 0.4s ease;
    will-change: width, padding;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    background: var(--accent);
    color: var(--logo-foreground);
    font-weight: 700;
    border-radius: 12px;
    padding: 10px 12px;
    letter-spacing: 1px;
}

.sidebar h1 {
    font-size: 1.1rem;
    margin: 0;
}

.sidebar-tagline {
    margin: 4px 0 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.sidebar-button {
    background: var(--sidebar-button-bg);
    color: var(--text-primary);
    border: 1px solid var(--sidebar-button-border);
    border-radius: 999px;
    padding: 10px 16px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.sidebar-button:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.sidebar-section h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin: 0 0 10px;
}

.sidebar-section p,
.sidebar-section li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.sidebar-section ul {
    margin: 0;
    padding-left: 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.chat-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 12px;
}

.chat-list-item {
    background: var(--surface-subtle);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.chat-list-item:hover {
    border-color: var(--accent);
}

.chat-list-item.active {
    border-color: var(--accent);
    background: var(--surface-muted);
}

.chat-list-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chat-list-preview {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.chat-list-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.chat-list-empty {
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.main-pane {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-panel);
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 28px;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-toggle {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 6px;
    cursor: pointer;
    display: grid;
    place-items: center;
    color: var(--text-secondary);
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.sidebar-toggle:hover {
    background-color: var(--surface-subtle);
    border-color: var(--border);
    color: var(--text-primary);
}

.sidebar-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.sidebar-toggle img {
    width: 24px;
    height: 24px;
    display: block;
    filter: invert(1); /* Make SVG white in dark theme */
}

body.light-theme .sidebar-toggle img {
    filter: invert(0); /* Revert to original color in light theme */
}

.top-bar-title {
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.9rem;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--accent);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--status-glow);
    animation: pulse 1.2s ease-in-out infinite;
}

.theme-toggle {
    background: var(--surface-strong);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.hidden {
    display: none !important;
}

.app-shell.sidebar-collapsed .sidebar {
    width: 0;
    flex-basis: 0;
    padding-left: 0;
    padding-right: 0;
    opacity: 0;
    border-right-color: transparent;
    pointer-events: none;
    overflow: hidden;
}

@keyframes pulse {
    0% { opacity: 0.2; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1); }
    100% { opacity: 0.2; transform: scale(0.8); }
}

.chat-log {
    flex: 1;
    overflow-y: auto;
    padding: 32px 28px 20px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: var(--bg-chat);
    width: 100%;
    /* max-width: 1500px;
    align-self: center; */
}

.empty-state {
    text-align: center;
    margin: auto;
    max-width: 420px;
    background: var(--surface-subtle);
    border: 1px dashed var(--border);
    border-radius: 16px;
    padding: 32px 24px;
}

.empty-state h2 {
    margin: 0 0 12px;
    font-size: 1.5rem;
}

.empty-state p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.message {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    animation: fade-up 0.25s ease;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: var(--avatar-bg);
    color: var(--text-secondary);
    font-weight: 600;
}

.message.user .message-avatar {
    background: var(--accent);
    color: var(--user-avatar-text);
}

.message-bubble {
    flex: 1;
    background: var(--assistant-bubble);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 18px 20px;
    line-height: 1.6;
    font-size: 0.98rem;
    color: var(--text-primary);
}

.message.user .message-bubble {
    background: var(--user-bubble);
    border-color: var(--user-border);
}

.message-meta {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.message-content p {
    margin: 0 0 12px;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content strong {
    color: var(--strong-color);
}

.message-content ul {
    margin: 12px 0 0;
    padding-left: 18px;
    list-style: disc;
}

.message-content li {
    margin-bottom: 6px;
}

.message-content li:last-child {
    margin-bottom: 0;
}

.message-content code {
    font-family: "Fira Code", "Consolas", "Monaco", monospace;
    background: var(--inline-code-bg);
    padding: 2px 6px;
    border-radius: 6px;
    font-size: 0.88rem;
}

.message-content pre {
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    overflow-x: auto;
    font-family: "Fira Code", "Consolas", "Monaco", monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 12px 0 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.diff-block {
    margin-top: 10px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-subtle);
    padding: 10px 12px;
}

.diff-block summary {
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    outline: none;
}

.diff-block summary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.diff-block pre {
    margin: 10px 0 0;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    max-height: 220px;
    overflow: auto;
    font-size: 0.85rem;
}

.message-toolbar {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 10px;
}

.toolbar-button {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease;
}

.toolbar-button:hover {
    border-color: var(--accent);
    color: var(--accent);
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-input-section {
    position: sticky;
    bottom: 0;
    background-color: var(--bg-panel);
    box-shadow: 0px -10px 20px var(--shadow-top-bar);
    overflow-x: hidden;
    will-change: transform;
}

.composer {
    border-radius: 45px;
    padding: 22px 28px;
    display: flex;
    flex-direction: column;
    background: var(--bg-panel);
    max-width: 1500px;
    width: 100%;
    margin: 0 auto;
}

.chat-input-container {
    display: flex;
    gap: 10px; /* Space between input bar and send button */
    max-height: 60px;
}

.chat-input-bar {
    flex: 1; /* Allow the input bar to take available space */
    display: flex;
    align-items: center;
    background: var(--surface-subtle);
    border: 1px solid var(--border-strong);
    border-radius: 45px; /* Rounded corners */
    padding: 8px 12px; /* Adjust padding */
    min-height: 52px; /* Ensure it matches the analyze-button height */
    transition: border-color 0.2s ease;
}

.chat-input-bar:focus-within {
    border-color: var(--accent);
}

.chat-input-field {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.5;
    padding: 8px 12px; /* Padding inside the input field */
}

.chat-input-field:focus {
    outline: none;
}

.chat-input-field::placeholder {
    color: var(--text-secondary);
}

.add-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.add-button:hover {
    background: var(--surface-muted);
}

.add-button svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    filter: invert(1); /* Make SVG white in dark theme */
}

body.light-theme .add-button svg {
    filter: invert(0); /* Revert to original color in light theme */
}

.chat-input-container svg {
    width: 20px;
    height: 20px;
}

.send-button {
    border: none;
    background: var(--accent);
    color: #ffffff;
    padding: 0;
    cursor: pointer;
    font-size: 0.95rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    /* margin-left: 8px; Removed as it's now handled by chat-input-container gap */
}

.send-button:hover {
    box-shadow: 0 4px 8px var(--composer-shadow);
    transform: scale(1.05);
}

.send-button:active {
    transform: scale(0.95);
}

.send-button:disabled {
    background: var(--button-disabled-bg);
    color: var(--button-disabled-color);
    cursor: not-allowed;
    box-shadow: none;
}

.send-button .analyze-svg-wrapper-1,
.send-button .analyze-svg-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5em;
    height: 100%;
}

.send-button svg {
    transform: translateX(0) rotate(0deg) scale(1); /* Reset initial state */
    transition: transform 0.3s ease-in-out;
}

.send-button:hover svg {
    transform: translateX(0) rotate(0deg) scale(1); /* No animation on hover for send button */
}

.send-button span {
    display: none; /* Hide "Send" text */
}

.settings-handle-button {
    background: transparent; /* Make background transparent */
    border: none; /* Remove border */
    padding: 0; /* Remove padding */
    min-width: 36px; /* Adjust size */
    min-height: 36px; /* Adjust size */
    margin-left: 8px; /* Space between input field and settings handle */
    border-radius: 50%; /* Make it round */
}

.settings-handle-button:hover {
    background: var(--surface-muted); /* Add hover background */
    border-color: transparent; /* Keep border transparent */
    border-radius: 50%; /* Ensure it stays round */
}

.settings-handle-button img {
    width: 20px;
    height: 20px;
    display: block;
    filter: invert(1);
}

body.light-theme .settings-handle-button img {
    filter: invert(0);
}

.full-analyze-form-settings {
    display: flex;
    flex-direction: row;
    gap: 16px;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    pointer-events: none;
    transform: translateY(-6px);
    transition: max-height 0.4s ease, opacity 0.25s ease, margin 0.4s ease, transform 0.4s ease;
}

.full-analyze-form-settings.is-open {
    opacity: 1;
    margin-top: 16px;
    pointer-events: auto;
    transform: translateY(0);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 160px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 160px;
}

.control-group label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.control-group select,
.control-group input {
    background: var(--surface-muted);
    border-radius: 45px;
    border: 1px solid var(--border);
    padding: 12px 24px;
    color: var(--text-primary);
    font-size: 0.95rem;
    min-height: 52px;
}

.control-group select:focus,
.control-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.select-group {
    position: relative;
}

.select-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    padding-right: 44px;
    transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--select-arrow) 50%),
        linear-gradient(135deg, var(--select-arrow) 50%, transparent 50%),
        linear-gradient(to right, var(--border) 0%, var(--border) 100%);
    background-position:
        calc(100% - 22px) calc(50% - 3px),
        calc(100% - 14px) calc(50% - 3px),
        calc(100% - 36px) 50%;
    background-size: 8px 8px, 8px 8px, 1px 58%;
    background-repeat: no-repeat;
}

.select-group select:focus {
    border-color: var(--accent);
    background-image:
        linear-gradient(45deg, transparent 50%, var(--select-arrow-active) 50%),
        linear-gradient(135deg, var(--select-arrow-active) 50%, transparent 50%),
        linear-gradient(to right, var(--accent) 0%, var(--accent) 100%);
}

.select-group select::-ms-expand {
    display: none;
}

.select-group select option {
    color: var(--text-primary);
    background-color: var(--bg-panel);
}

#analyze-button {
    border: none;
    background: var(--accent);
    color: #ffffff;
    border-radius: 45px;
    padding: 0.7em 1em;
    padding-left: 0.9em;
    cursor: pointer;
    font-size: 0.95rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-width: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3em;
    overflow: hidden;
    position: relative;
}

#analyze-button span {
    display: block;
    margin-left: 0;
    transition: transform 0.3s ease-in-out;
}

#analyze-button svg {
    display: block;
    transform-origin: center center;
    transition: transform 0.3s ease-in-out;
}

#analyze-button .analyze-svg-wrapper-1,
#analyze-button .analyze-svg-wrapper {
    display: flex;
    align-items: center;
}

#analyze-button:hover {
    box-shadow: 0 10px 20px var(--composer-shadow);
    transform: scale(1.1);
}

#analyze-button:hover .analyze-svg-wrapper {
    animation: analyze-fly-1 0.6s ease-in-out infinite alternate;
}

#analyze-button:hover svg {
    transform: translateX(1.2em) rotate(45deg) scale(1.3);
}

#analyze-button:hover span {
    transform: translateX(5em);
}

#analyze-button:active {
    transform: scale(0.95);
}

#analyze-button:disabled {
    background: var(--button-disabled-bg);
    color: var(--button-disabled-color);
    cursor: not-allowed;
    box-shadow: none;
}

@keyframes analyze-fly-1 {
    from {
        transform: translateY(0.1em);
    }

    to {
        transform: translateY(-0.1em);
    }
}

.auth-button {
    background: var(--surface-strong);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    max-width: 220px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.auth-button:hover,
.auth-button:focus-visible {
    border-color: var(--accent);
    color: var(--accent);
    outline: none;
}

.auth-button[data-authenticated="true"] {
    color: var(--text-primary);
}

body.auth-modal-open {
    overflow: hidden;
}

.auth-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(6, 9, 16, 0.6);
    backdrop-filter: blur(8px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.auth-overlay--visible {
    opacity: 1;
    pointer-events: auto;
}

.auth-modal {
    position: relative;
    width: min(420px, 100%);
    padding: 32px;
    border-radius: 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.auth-pane {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.auth-pane-signed {
    align-items: center;
    text-align: center;
}

.auth-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface-muted);
    color: var(--text-secondary);
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.auth-close::before {
    content: '×';
    font-size: 1.2rem;
    line-height: 1;
}

.auth-close:hover,
.auth-close:focus-visible {
    border-color: var(--accent);
    color: var(--accent);
    outline: none;
}

.auth-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.auth-tabs {
    display: inline-flex;
    align-self: flex-start;
    background: var(--surface-muted);
    border-radius: 999px;
    border: 1px solid var(--border);
    padding: 4px;
    gap: 6px;
}

.auth-tab {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 999px;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.auth-tab.active {
    background: var(--accent);
    color: #fff;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.auth-form input {
    background: var(--surface-muted);
    border-radius: 45px;
    border: 1px solid var(--border);
    padding: 12px 14px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-hint {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.auth-submit {
    margin-top: 6px;
    background: var(--accent);
    color: #03120c;
    border: none;
    border-radius: 45px;
    padding: 12px 18px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
}

.auth-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px var(--composer-shadow);
}

.auth-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    box-shadow: none;
}

.auth-feedback {
    min-height: 18px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.auth-feedback--error {
    color: #f0847d;
}

.auth-feedback--success {
    color: #4ade80;
}

.auth-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

@media (max-width: 520px) {
    .auth-modal {
        width: 100%;
        padding: 24px;
    }

    .auth-tabs {
        align-self: stretch;
        justify-content: space-between;
    }
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--scroll-thumb);
    border-radius: 10px;
}

@media (max-width: 1100px) {
    .sidebar {
        display: none;
    }

    .main-pane {
        border-left: none;
    }
}

@media (max-width: 768px) {
    .top-bar {
        padding: 16px;
    }

    .chat-log {
        padding: 24px 16px;
    }

    .composer {
        padding: 18px 16px 22px;
    }

    .composer textarea {
        min-height: 140px;
    }

    .composer-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .control-group,
    #analyze-button {
        width: 100%;
    }
}

.chat-input-and-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
}

.settings-handle-button {
    /* background: var(--surface-muted); */
    /* border: 1px solid var(--border); */
    padding: 10px;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    min-height: 36px;
}

/* .settings-handle-button:hover {
    border-color: var(--accent);
    background: var(--surface-strong);
} */

.settings-handle-button img {
    width: 24px;
    height: 24px;
    filter: invert(1); /* Adjust for dark theme if needed, or provide a dark-theme specific SVG */
}

body.light-theme .settings-handle-button img {
    filter: invert(0); /* Adjust for light theme */
}

/* Custom Dropdown Styles */
.dropdown-container {
  position: relative;
  display: flex; /* Changed to flex to allow stretching */
  flex-direction: column; /* Stack children vertically */
  flex-grow: 1; /* Allow it to grow and fill available space */
  z-index: 100; /* Ensure dropdown is above other elements */
}

.button {
  background: var(--surface-muted);
  border-radius: 45px;
  cursor: pointer;
    min-height: 52px;
  width: 100%; /* Take full width of its container */
  padding: 12px 24px; /* Match existing input/select padding */
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.button:hover {
  background: var(--surface-strong);
}

.button:active {
  background: var(--surface-strong);
}

.button:after {
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--select-arrow); /* Use theme variable for arrow color */
  content:  ' ';
  height: 0;
  left: auto; /* Remove fixed positioning */
  position: static; /* Reset position */
  top: auto; /* Remove fixed positioning */
  width: 0;
  margin-left: 10px; /* Space between text and arrow */
  transition: transform 0.2s ease;
}

.expanded .button:after {
  transform: rotate(270deg);
}

.places {
  color:  var(--text-primary); /* Use theme variable for text color */
  left: auto; /* Remove fixed positioning */
  position: static; /* Reset position */
  font-size: 0.95rem; /* Match existing input/select font size */
}

.menu {
    background: var(--bg-panel); /* Use theme variable for background */
    border: 1px solid var(--border-strong); /* Use theme variable for border */
    border-radius: 8px;
    height: auto; /* Adjust height dynamically */
    max-height: 222px; /* Max height for scroll */
    overflow-y: auto; /* Enable scrolling for many options */
    margin-top: 0;
    position: absolute;
    width: 250px; /* Match button width */
        left: calc(100% + 12px); /* Position to the right of trigger */
        right: auto;
        top: auto;
        bottom: 0; /* Align bottom edge with trigger */
    opacity: 0;
    visibility: hidden;
    transform: translateX(-12px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
        box-shadow: 0 10px 26px rgba(10, 15, 25, 0.28); /* Add subtle shadow */
        z-index: 110;
}

.expanded .menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.container {
  display: none; /* Hide the SVG container as it's not needed for the new design */
}

.shadow {
  display: none; /* Hide the SVG shadow as it's not needed for the new design */
}

.contents {
  left: 0; /* Reset position */
  opacity: 1; /* Always visible within the menu */
  position: static; /* Reset position */
  top: auto; /* Reset position */
  transition: none; /* Remove transition as it's handled by .menu */
  width: 100%; /* Take full width of the menu */
  padding: 5px 0; /* Add some padding inside the menu */
}

.row {
  align-items: center;
  border-bottom: 1px solid var(--border); /* Use theme variable for border */
  color: var(--text-primary); /* Use theme variable for text color */
  cursor: pointer;
  display: flex;
  height: 40px; /* Slightly smaller rows */
  padding: 0 15px; /* Adjust padding */
  user-select: none;
  -moz-user-select: none;
  font-size: 0.95rem;
}

.row:last-child {
  border-bottom: none; /* No border for the last item */
}

.row:hover {
  background: var(--surface-muted); /* Use theme variable for hover background */
}

.row:active {
  background: var(--surface-strong); /* Use theme variable for active background */
}

@media (max-width: 900px) {
    .menu {
        left: 0;
        right: 0;
        top: calc(100% + 8px);
        bottom: auto;
        transform: translateY(-10px);
    }

    .expanded .menu {
        transform: translateY(0);
    }
}