/* Shinglet — ASCII Terminal Aesthetic */
/* Inspired by weathr: black void, warm ASCII art, cyan HUD */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700&display=swap');

:root {
    --bg: #000000;
    --bg-slight: #080808;
    --bg-input: #050505;

    /* weathr palette */
    --cyan: #88aaaa;
    --cyan-dim: #668888;
    --wood: #d2b48c;
    --wood-dim: #8a7050;
    --door: #8b4513;
    --yellow: #cccc55;
    --white: #e8e8e8;
    --white-dim: #aaaaaa;
    --grey: #666666;
    --dark-grey: #333333;
    --dark: #1a1a1a;
    --red: #cc4444;
    --green: #55aa55;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;

    --nav-height: 36px;
    --bottom-nav-height: 50px;
    --sidebar-width: 350px;
    --touch-target: 44px;

    --font: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
}

.theme-brenton, .theme-gabby, .theme-anonymous {}

/* Scrollbar */
* { scrollbar-width: thin; scrollbar-color: var(--dark-grey) transparent; }
*::-webkit-scrollbar { width: 4px; height: 4px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--dark-grey); }

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; font-size: 14px; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--white-dim);
    height: 100%;
    line-height: 1.6;
    -webkit-font-smoothing: auto;
    overflow: hidden;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--cyan); text-decoration: underline; }

/* ── App Shell ── */
.app {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* ── Top Nav — thin HUD bar ── */
.top-nav {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 0 var(--space-md);
    height: var(--nav-height);
    background: #0a0a0a;
    border-bottom: 1px solid #1a1a1a;
    flex-shrink: 0;
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    font-size: 0.75rem;
}

.nav-brand {
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--cyan);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    letter-spacing: 0.08em;
}

.instance-badge {
    font-size: 0.55rem;
    padding: 1px 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.instance-badge.beta { background: var(--yellow); color: #000; }

.instance-link {
    font-size: 0.65rem;
    color: var(--grey);
    padding: 2px var(--space-sm);
    border: 1px solid var(--dark-grey);
    transition: all 0.2s;
}
.instance-link:hover {
    color: var(--cyan-dim);
    border-color: var(--cyan-dim);
    text-decoration: none;
}

.nav-links { display: flex; gap: 0; flex: 1; }

.nav-links a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--grey);
    transition: color 0.15s;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}
.nav-links a:hover { color: var(--white-dim); text-decoration: none; }
.nav-links a.active { color: var(--cyan); }
.nav-icon { font-size: 0.9rem; }

.header-actions {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    margin-left: auto;
}
.header-actions > * { white-space: nowrap; }

.user-name {
    color: var(--wood-dim);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

/* ── Bottom Nav (Mobile) ── */
.bottom-nav {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: var(--bottom-nav-height);
    background: var(--bg);
    border-top: 1px solid var(--dark);
    z-index: 100;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.bottom-nav-links {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
}

.bottom-nav-links a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    padding: var(--space-xs);
    color: var(--grey);
    font-size: 0.58rem;
    letter-spacing: 0.04em;
    transition: color 0.15s;
}
.bottom-nav-links a:hover, .bottom-nav-links a:active { text-decoration: none; }
.bottom-nav-links a.active { color: var(--cyan); }
.bottom-nav-links .nav-icon { font-size: 1.2rem; }

/* ── Layout ── */
.layout {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

/* All layouts except terminal page need margin for fixed nav */
.layout-with-sidebar,
.layout:not(.layout-centered) {
    margin-top: var(--nav-height);
}

.layout-centered {
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.layout-centered .chat-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.layout-with-sidebar {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.layout-with-sidebar .main-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.layout-with-sidebar .chat-sidebar { display: none; }

/* ── Chat ── */
.chat-container {
    display: flex;
    flex-direction: column;
    background: var(--bg);
    overflow: hidden;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--dark);
    flex-shrink: 0;
}

.chat-title {
    font-size: 0.75rem;
    font-weight: 500;
    margin: 0;
    letter-spacing: 0.08em;
    color: var(--cyan-dim);
}

.layout-centered .chat-header { display: none; }

/* ── Messages ── */
.messages {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    padding: var(--space-sm) var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ── Message — like terminal output lines ── */
.message {
    display: flex;
    flex-direction: column;
    max-width: 100%;
    padding: var(--space-sm) var(--space-sm);
    animation: fadeIn 0.1s ease;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.message.user {
    background: transparent;
}

.message.assistant {
    background: var(--bg-slight);
}

.message.system {
    background: transparent;
    max-width: 100%;
    font-size: 0.72rem;
    opacity: 0.5;
    padding: var(--space-xs) var(--space-sm);
}
.message.system .message-header { color: var(--wood-dim); }
.message.system .message-content {
    max-height: 100px;
    overflow-y: auto;
    color: var(--grey);
}
.message.system .message-content h1,
.message.system .message-content h2 { font-size: 0.75rem; margin: 0 0 var(--space-xs); }
.message.system .message-content ul { margin: 0; padding-left: var(--space-md); }
.message.system .message-content li { margin-bottom: 0; }

.message-header {
    font-size: 0.68rem;
    margin-bottom: 2px;
    letter-spacing: 0.06em;
    font-weight: 500;
}
.message.user .message-header { color: var(--cyan); }
.message.assistant .message-header { color: var(--wood-dim); }

.message-content {
    line-height: 1.7;
    word-wrap: break-word;
    overflow-wrap: break-word;
    font-size: 0.85rem;
}

.message.user .message-content { color: var(--white); }
.message.assistant .message-content { color: var(--white-dim); }

.message-content p { margin-bottom: var(--space-sm); }
.message-content p:last-child { margin-bottom: 0; }

.message-content h1,
.message-content h2,
.message-content h3 {
    margin: var(--space-md) 0 var(--space-sm);
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--cyan);
}
.message-content h1 { font-size: 1rem; }
.message-content h2 { font-size: 0.95rem; }
.message-content h3 { font-size: 0.9rem; }
.message-content h1:first-child,
.message-content h2:first-child,
.message-content h3:first-child { margin-top: 0; }

.message-content strong { color: var(--white); font-weight: 600; }
.message-content em { color: var(--wood); font-style: italic; }

.message-content a { color: var(--cyan); }
.message-content a:hover { text-decoration: underline; }

/* Code */
.message-content pre {
    background: var(--bg-input);
    padding: var(--space-md);
    border-left: 2px solid var(--dark-grey);
    overflow-x: auto;
    margin: var(--space-sm) 0;
    font-size: 0.8rem;
    color: var(--wood);
}

.message-content code {
    font-family: var(--font);
    font-size: 0.875em;
    color: var(--wood);
}
.message-content :not(pre) > code {
    background: var(--bg-slight);
    padding: 0.1rem 0.3rem;
    border: 1px solid var(--dark);
    color: var(--wood);
}

/* Lists */
.message-content ul, .message-content ol {
    padding-left: var(--space-lg);
    margin: var(--space-sm) 0;
}
.message-content li { margin-bottom: var(--space-xs); }
.message-content li::marker { color: var(--grey); }

/* Tables */
.message-content table {
    border-collapse: collapse;
    width: 100%;
    margin: var(--space-sm) 0;
    font-size: 0.78rem;
    display: block;
    overflow-x: auto;
}
.message-content th, .message-content td {
    border: 1px solid var(--dark);
    padding: var(--space-xs) var(--space-sm);
    text-align: left;
}
.message-content th {
    background: var(--bg-slight);
    color: var(--cyan-dim);
    font-weight: 500;
}

/* ── Tool Cards ── */
.tool-use {
    background: var(--bg-input);
    border-left: 2px solid var(--dark-grey);
    padding: var(--space-xs) var(--space-md);
    margin: var(--space-xs) 0;
    font-size: 0.75rem;
}
.tool-use.running { border-left-color: var(--yellow); }
.tool-use.success { border-left-color: var(--green); }
.tool-use.error { border-left-color: var(--red); }

.tool-header { display: flex; align-items: center; gap: var(--space-sm); flex-wrap: wrap; }
.tool-status { font-size: 0.78rem; }
.tool-icon { font-size: 0.82rem; }
.tool-name { color: var(--cyan-dim); font-weight: 500; }
.tool-body { margin-top: var(--space-xs); padding-left: var(--space-lg); }

.tool-command {
    color: var(--grey);
    font-family: var(--font);
    font-size: 0.72rem;
    background: rgba(255,255,255,0.02);
    padding: 2px var(--space-sm);
    display: inline-block;
    word-break: break-all;
}

.tool-detail { color: var(--grey); font-size: 0.72rem; }

.tool-result-preview {
    margin-top: var(--space-xs);
    padding: var(--space-sm);
    background: rgba(255,255,255,0.02);
    font-size: 0.72rem;
    color: var(--grey);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 80px;
    overflow-y: auto;
}

.tool-result {
    background: var(--bg-input);
    padding: var(--space-xs) var(--space-md);
    margin: var(--space-xs) 0;
    font-size: 0.72rem;
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
}
.tool-result.success { border-left: 2px solid var(--green); }
.tool-result.error { border-left: 2px solid var(--red); }
.tool-result-status { flex-shrink: 0; }

.tool-result-content {
    flex: 1;
    max-height: 120px;
    overflow-y: auto;
    color: var(--grey);
    font-family: var(--font);
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
    background: transparent;
    padding: 0;
}

/* ── Thinking ── */
.thinking {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--grey);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    padding: var(--space-xs) var(--space-sm);
}
.thinking-dots { display: flex; gap: 4px; }
.thinking-dots span {
    width: 3px; height: 3px;
    background: var(--cyan-dim);
    border-radius: 50%;
    animation: blink 1s infinite step-start both;
}
.thinking-dots span:nth-child(1) { animation-delay: 0s; }
.thinking-dots span:nth-child(2) { animation-delay: 0.33s; }
.thinking-dots span:nth-child(3) { animation-delay: 0.66s; }
@keyframes blink { 0%, 100% { opacity: 0.15; } 50% { opacity: 1; } }

/* ── Welcome ── */
.welcome-message {
    padding: var(--space-xl) var(--space-sm);
    max-width: 600px;
    line-height: 1.3;
    color: var(--grey);
}
.welcome-message h2 {
    color: var(--cyan);
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-md);
}
.welcome-message ul { list-style: none; padding: 0; margin: var(--space-sm) 0; }
.welcome-message li {
    padding: var(--space-xs) 0;
    color: var(--grey);
    font-size: 0.78rem;
}
.welcome-message li::before { content: "› "; color: var(--cyan-dim); }
.welcome-message p { color: var(--grey); font-size: 0.78rem; }

/* ── Input ── */
.chat-form {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg);
    border-top: 1px solid var(--dark);
    flex-shrink: 0;
}

.chat-form textarea {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--dark-grey);
    background: var(--bg-input);
    color: var(--white);
    font-family: var(--font);
    font-size: 0.85rem;
    resize: none;
    min-height: var(--touch-target);
    max-height: 150px;
    line-height: 1.5;
    caret-color: var(--cyan);
}
.chat-form textarea:focus {
    outline: none;
    border-color: var(--cyan-dim);
}
.chat-form textarea::placeholder {
    color: var(--dark-grey);
}

.chat-form button {
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    color: var(--cyan);
    border: 1px solid var(--dark-grey);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.04em;
}
.chat-form button:hover {
    border-color: var(--cyan-dim);
    color: var(--white);
}
.chat-form button:disabled {
    color: var(--dark-grey);
    border-color: var(--dark);
    cursor: not-allowed;
}
.chat-form button:active { transform: scale(0.98); }
.chat-form .btn-icon { font-size: 1rem; }
.chat-form .btn-text { font-size: 0.78rem; }

/* ── Status ── */
.status {
    font-size: 0.62rem;
    color: var(--grey);
    text-align: center;
    padding: 2px var(--space-md);
    letter-spacing: 0.08em;
}
.status.connected { color: var(--cyan-dim); }
.status.error { color: var(--red); }

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: var(--touch-target);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--dark-grey);
    font-family: var(--font);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
    letter-spacing: 0.04em;
}
.btn-primary {
    background: transparent;
    color: var(--cyan);
    border-color: var(--cyan-dim);
}
.btn-primary:hover {
    color: var(--white);
    border-color: var(--cyan);
    text-decoration: none;
}
.btn-secondary {
    background: transparent;
    color: var(--grey);
    border-color: var(--dark-grey);
}
.btn-secondary:hover {
    color: var(--white-dim);
    border-color: var(--grey);
    text-decoration: none;
}
.btn-sm { min-height: 28px; padding: 2px var(--space-sm); font-size: 0.68rem; }

/* ── Page Content ── */
.main-content {
    padding: var(--space-md);
    padding-bottom: calc(var(--space-md) + var(--bottom-nav-height));
}
.main-content h1 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    letter-spacing: 0.08em;
    color: var(--cyan);
}

/* ── Cards ── */
.card {
    background: var(--bg-slight);
    padding: var(--space-md);
    border: 1px solid var(--dark);
}
.card h3 {
    font-size: 0.68rem;
    color: var(--grey);
    margin-bottom: var(--space-sm);
    font-weight: 400;
    letter-spacing: 0.08em;
}
.card-value { font-size: 1.2rem; font-weight: 600; color: var(--cyan); }

/* ── Utility ── */
.hidden { display: none !important; }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Desktop ── */
@media (min-width: 768px) {
    .bottom-nav { display: none !important; }
    .nav-links { display: flex; }
    .layout-centered, .main-content { padding-bottom: var(--space-md); }

    .layout-with-sidebar { flex-direction: row; }
    .layout-with-sidebar .main-content { flex: 1; min-width: 0; }
    .layout-with-sidebar .chat-sidebar {
        display: flex; flex-direction: column;
        width: var(--sidebar-width);
        border-left: 1px solid var(--dark);
        flex-shrink: 0;
    }
    .layout-with-sidebar .chat-container { height: 100%; }
}

/* ── Mobile ── */
@media (max-width: 767px) {
    .bottom-nav { display: block; }
    .nav-links { display: none; }
    .top-nav { justify-content: space-between; }
    .chat-form { padding: var(--space-sm); }
    .chat-form .btn-text { display: none; }
    .welcome-message { padding: var(--space-lg) var(--space-sm); }
    .main-content {
        padding: var(--space-sm);
        padding-bottom: calc(var(--space-md) + var(--bottom-nav-height));
    }
    .main-content h1 { font-size: 0.85rem; }
}

@media (max-width: 380px) {
    .nav-brand { font-size: 0.75rem; }
    .message-content { font-size: 0.82rem; }
}

/* Safe areas */
@supports (padding: max(0px)) {
    .top-nav { padding-top: max(0px, env(safe-area-inset-top)); }
    .bottom-nav { padding-bottom: max(var(--space-sm), env(safe-area-inset-bottom)); }
    .chat-form { padding-bottom: max(var(--space-sm), env(safe-area-inset-bottom)); }
    .layout-centered .chat-form { padding-bottom: var(--space-sm); }
}

@media (max-height: 500px) and (max-width: 767px) {
    .bottom-nav { display: none; }
    .layout-centered, .main-content { padding-bottom: var(--space-md); }
    .welcome-message { display: none; }
}

/* ── Terminal Mode (xterm.js) ── */
#weather-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: #000;
    pointer-events: none;
}

#terminal-container {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(65% - var(--nav-height));
    z-index: 1;
}

#terminal-container .xterm {
    width: 100%;
    height: 100%;
    padding: 0;
}

#terminal-container .xterm-viewport {
    background-color: transparent !important;
}

#terminal-container .xterm-screen {
    background-color: transparent !important;
}