:root {
    --neon-green: #4ADE80;
    --accent-rgb: 74, 222, 128;
    --accent-on: #000;
    --accent-dim: rgba(74, 222, 128, 0.6);
    --accent-glow: rgba(74, 222, 128, 0.15);
    --bg-color: #050505;
    --text-color: #ffffff;
    --dim-text: #888;
    --border-color: #222;
    --header-bg: #111;
    --panel-bg: rgba(255, 255, 255, 0.02);
    --control-bg: transparent;
    --footer-border: #222;
    --input-placeholder: #5a5a5a;
    --tool-call-bg: rgba(74, 222, 128, 0.05);
    --tool-call-text: var(--dim-text);
    --tool-call-header-text: var(--neon-green);
    --message-divider: rgba(74, 222, 128, 0.12);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body.light-mode {
    --neon-green: #0f8a00;
    --accent-rgb: 15, 138, 0;
    --accent-on: #fff;
    --bg-color: #eef2f7;
    --text-color: #161b22;
    --dim-text: #4f5967;
    --border-color: #b9c4d1;
    --header-bg: #dbe4ef;
    --panel-bg: #f7fafe;
    --control-bg: #f9fbff;
    --footer-border: #a5b1bf;
    --input-placeholder: #6c7888;
    --tool-call-bg: rgba(15, 138, 0, 0.08);
    --tool-call-text: #0a6800;
    --tool-call-header-text: var(--accent-on);
    --message-divider: rgba(15, 138, 0, 0.18);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-mono);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 98%;
    max-width: 1400px;
    height: 90vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}


.controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

select {
    background: var(--control-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.3rem 0.5rem;
    font-family: inherit;
    font-size: 0.8rem;
    outline: none;
    cursor: pointer;
}

#theme-toggle,
#reveal-toggle,
#benchmark-toggle {
    background: var(--control-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0.4rem;
    transition: all 0.2s ease;
    border-radius: 4px;
}

#theme-toggle:hover,
#reveal-toggle:hover,
#benchmark-toggle:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
    box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.22);
}

body.reveal-models #reveal-toggle {
    background: var(--neon-green);
    color: var(--accent-on);
}

#theme-toggle {
    justify-content: center;
    width: 2.35rem;
    position: relative;
    overflow: hidden;
}

#benchmark-toggle.running {
    background: var(--neon-green);
    color: var(--accent-on);
    border-color: var(--neon-green);
}

.wall-time {
    color: var(--neon-green);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    min-width: 5.8rem;
}

.run-progress {
    color: var(--dim-text);
    font-size: 0.75rem;
    max-width: 18rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.theme-icon {
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.theme-icon-moon {
    opacity: 0;
    transform: scale(0.7) rotate(25deg);
}

.theme-icon-sun {
    position: absolute;
    opacity: 1;
    transform: scale(1) rotate(0);
}

body.light-mode #theme-toggle {
    border-color: var(--neon-green);
    background: rgba(var(--accent-rgb), 0.12);
    color: var(--neon-green);
}

body.light-mode .theme-icon-moon {
    opacity: 1;
    transform: scale(1) rotate(0);
}

body.light-mode .theme-icon-sun {
    opacity: 0;
    transform: scale(0.7) rotate(-30deg);
}

select:focus-visible,
#theme-toggle:focus-visible,
#reveal-toggle:focus-visible,
#benchmark-toggle:focus-visible,
input:focus-visible {
    outline: 2px solid rgba(var(--accent-rgb), 0.35);
    outline-offset: 2px;
}

header {
    padding: 1rem 0;
    text-align: left;
}

h1 {
    color: var(--neon-green);
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1;
}

.subtitle {
    color: var(--dim-text);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

#comparison-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    overflow: hidden;
    min-height: 0;
    padding: 1rem 0;
}

body.single-model #comparison-grid {
    grid-template-columns: 1fr;
}

.model-col.hidden-model {
    display: none;
}

.model-col {
    display: flex;
    flex-direction: column;
    border: none;
    background: var(--panel-bg);
    min-height: 0;
    border-radius: 6px;
    overflow: hidden;
}

.col-header {
    background: var(--header-bg);
    padding: 0.5rem 0.75rem;
    font-size: 0.7rem;
    font-weight: bold;
    color: var(--dim-text);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(var(--accent-rgb), 0.1);
    white-space: nowrap;
    overflow: hidden;
}

.header-metrics {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.model-name {
    display: none;
}

body.reveal-models .model-name {
    display: inline;
}

body.reveal-models .model-placeholder {
    display: none;
}

.tps-badge {
    color: var(--neon-green);
    font-weight: bold;
    font-size: 0.7rem;
}

.model-wall-time {
    color: var(--neon-green);
    font-weight: 700;
    font-size: 0.68rem;
    letter-spacing: 0.3px;
    min-width: auto;
    text-align: right;
}

.eval-summary {
    font-size: 0.65rem;
    letter-spacing: 0.2px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.summary-ok {
    color: #8bff74;
}

.summary-args {
    color: #ffd24a;
}

.summary-name {
    color: #ff6f6f;
}

body.light-mode .summary-ok {
    color: #0a6d00;
}

body.light-mode .summary-args {
    color: #9a5c00;
}

body.light-mode .summary-name {
    color: #a00000;
}

.output-text {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 1.25rem 1.2rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-color);
    white-space: pre-wrap;
    scrollbar-width: thin;
    scrollbar-color: var(--neon-green) transparent;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.output-text::-webkit-scrollbar {
    width: 4px;
}

.output-text::-webkit-scrollbar-track {
    background: transparent;
}

.output-text::-webkit-scrollbar-thumb {
    background: var(--neon-green);
    border-radius: 10px;
}

.output-text::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--accent-rgb), 0.8);
}

footer {
    padding: 2rem 0;
    border-top: 1px solid var(--footer-border);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--neon-green);
    font-family: inherit;
    font-size: 1.5rem;
    padding: 0.5rem 0;
}

input::placeholder {
    color: var(--input-placeholder);
}

.cursor {
    width: 12px;
    height: 1.5rem;
    background-color: var(--neon-green);
    display: inline-block;
    margin-left: 5px;
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}


.tool-call-container {
    background: var(--tool-call-bg);
    border: 1px solid rgba(var(--accent-rgb), 0.3);
    margin: 0.75rem 0;
    font-family: var(--font-mono);
    border-radius: 4px;
    overflow: hidden;
}

.tool-call-header {
    background: rgba(var(--accent-rgb), 0.12);
    color: var(--tool-call-header-text);
    padding: 0.35rem 0.6rem;
    font-size: 0.7rem;
    font-weight: bold;
    text-transform: uppercase;
}

.tool-call-body {
    padding: 0.8rem;
    font-size: 0.85rem;
    overflow-x: auto;
    color: var(--tool-call-text);
}

pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
}

.message-turn {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-bottom: 1px solid var(--accent-glow);
    padding-bottom: 1.5rem;
}

.meta-row {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.eval-badge {
    font-size: 0.78rem;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    font-weight: 700;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    padding: 0.2rem 0.55rem;
    transition: all 0.3s ease;
}

.eval-pending {
    color: var(--dim-text);
    background: transparent;
}

.eval-green {
    color: #8bff74;
    border-color: #8bff74;
    background: rgba(57, 255, 20, 0.12);
}

.eval-yellow {
    color: #ffd24a;
    border-color: #ffd24a;
    background: rgba(255, 210, 74, 0.12);
}

.eval-red {
    color: #ff6f6f;
    border-color: #ff6f6f;
    background: rgba(255, 111, 111, 0.12);
}

body.light-mode .eval-green {
    color: #0a6d00;
    border-color: #0a6d00;
    background: rgba(15, 138, 0, 0.14);
}

body.light-mode .eval-yellow {
    color: #9a5c00;
    border-color: #9a5c00;
    background: rgba(220, 150, 0, 0.14);
}

body.light-mode .eval-red {
    color: #a00000;
    border-color: #a00000;
    background: rgba(200, 0, 0, 0.12);
}

.eval-hidden {
    display: none;
}

.message-turn:last-child {
    border-bottom: none;
}

.user-prompt {
    color: var(--dim-text);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.user-prompt::before {
    content: '> ';
}

.model-response {
    color: var(--text-color);
}

.empty-response {
    color: var(--dim-text);
    font-style: italic;
}

/* ── Animations ── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes waitingPulse {
    0%, 100% { opacity: 0.3; }
    50%      { opacity: 0.8; }
}

@keyframes headerGlow {
    0%, 100% { box-shadow: inset 0 -2px 8px rgba(var(--accent-rgb), 0.05); }
    50%      { box-shadow: inset 0 -2px 8px rgba(var(--accent-rgb), 0.2); }
}

.model-response.waiting {
    color: var(--accent-dim);
    animation: waitingPulse 1.6s ease-in-out infinite;
}

.model-response.arrived {
    animation: fadeIn 0.35s ease-out both;
}

.col-header.generating {
    animation: headerGlow 2s ease-in-out infinite;
}

/* ── Tablet ── */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.5rem;
    }

    #comparison-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* ── Mobile ── */
@media (max-width: 768px) {
    body {
        overflow: hidden;
    }

    .container {
        width: 95%;
        height: 100vh;
        height: 100dvh;
    }

    nav {
        flex-shrink: 0;
        padding: 0.75rem 0;
        flex-direction: column;
        gap: 0.5rem;
    }

    .controls {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    #theme-toggle,
    #reveal-toggle,
    #benchmark-toggle {
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
    }

    #theme-toggle {
        width: 44px;
    }

    select {
        min-height: 44px;
        font-size: 0.75rem;
    }

    .wall-time {
        font-size: 0.75rem;
        min-width: auto;
    }

    .run-progress {
        font-size: 0.65rem;
        max-width: none;
        white-space: normal;
        width: 100%;
    }

    header {
        flex-shrink: 0;
        padding: 0.75rem 0;
    }

    h1 {
        font-size: 1.8rem;
        letter-spacing: -1px;
    }

    .subtitle {
        font-size: 0.7rem;
        letter-spacing: 1px;
    }

    #comparison-grid {
        grid-template-columns: 1fr;
        flex: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0.5rem 0;
        gap: 0.75rem;
        min-height: 0;
    }

    .model-col {
        min-height: 200px;
    }

    .col-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
        padding: 0.5rem 0.75rem;
    }

    .header-metrics {
        flex-wrap: wrap;
        gap: 0.4rem;
    }

    .model-wall-time {
        min-width: auto;
        text-align: left;
    }

    .output-text {
        padding: 0.75rem;
        font-size: 0.85rem;
        -webkit-overflow-scrolling: touch;
    }

    footer {
        flex-shrink: 0;
        padding: 1rem 0;
    }

    input {
        font-size: 1rem;
    }

    .tool-call-body {
        font-size: 0.75rem;
        padding: 0.5rem;
    }
}