:root {
    --bg-primary: #fbf6ee;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f3ead9;
    --text-primary: #241a12;
    --text-secondary: #7a6a5c;
    --text-muted: #a89685;
    --chrome-bg: #14100c;
    --chrome-ink: #f0e6d8;
    --chrome-line: #2b2019;
    --accent-rust: #cf4419;
    --accent-rust-deep: #8f2c10;
    --accent-teal: #14b8a6;
    --accent-gold: #facc15;
    --accent-orange: #f97316;
    --accent-green: #22c55e;
    --accent-red: #ef4444;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --border-color: #30363d;
    --home-light-bg: #fbf6ee;
    --home-light-surface: #ffffff;
    --home-light-ink: #241a12;
    --home-light-dim: #7a6a5c;
    --home-light-line: #e7dccb;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --font-mono: "SF Mono", "Fira Code", "JetBrains Mono", monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    flex: 1;
    width: 100%;
}

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    background-color: var(--chrome-bg);
    border-bottom: 1px solid var(--chrome-line);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-logo {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--accent-rust-bright, #e0692f);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--chrome-ink);
    opacity: 0.65;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: opacity 0.2s;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.nav-link:hover {
    opacity: 1;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-logout {
    color: var(--chrome-ink);
    opacity: 0.65;
    background: none;
    border: 1px solid var(--chrome-line);
    border-radius: 8px;
    padding: 7px 14px;
    cursor: pointer;
    font-size: 13px;
}

.nav-logout:hover {
    opacity: 1;
    color: var(--accent-red);
    border-color: var(--accent-red);
}

.nav-login {
    background-color: var(--accent-gold);
    color: #3a2a08;
    padding: 10px 18px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    transition: transform 0.15s;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
}

.nav-login:hover {
    transform: translateY(-1px);
}

/* Code Editor -- deliberately dark, matches the editor panel shown on the
   homepage. A code surface is expected to read as its own dark canvas
   even inside an otherwise light page (same convention as VS Code/Figma). */
.code-editor {
    border: 1px solid #2b2019;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-textarea {
    width: 100%;
    min-height: 400px;
    padding: 18px;
    background-color: #1e1712;
    color: #f0e6d8;
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    border: none;
    resize: vertical;
    outline: none;
}

.code-textarea:focus {
    outline: 2px solid var(--accent-rust);
    outline-offset: -2px;
}

/* Ghost Font -- deliberately dark canvas (see lib.rs render_frame), same
   convention as .code-editor: a tool surface stays dark inside the light
   page rather than trying to blend in. */
.ghost-font-container {
    border: 1px solid #2b2019;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: #1e1712;
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.ghost-font-canvas {
    width: 100%;
    height: 200px;
    display: block;
}

.ghost-font-controls {
    padding: 10px 16px;
    border-top: 1px solid #2b2019;
    display: flex;
    gap: 8px;
}

.ghost-font-controls button {
    background-color: #2b2019;
    color: #f0e6d8;
    border: 1px solid #3b2e22;
    border-radius: 8px;
    padding: 6px 14px;
    cursor: pointer;
    font-size: 13px;
}

/* Arena Page */
.arena-page {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.arena-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.challenge-meta {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.arena-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.challenge-pane {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.editor-pane {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.explanation-input {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    min-height: 80px;
    font-family: var(--font-sans);
    font-size: 14px;
    resize: vertical;
}

/* Challenge list/cards -- previously had zero styles at all. */
.challenge-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.challenge-card {
    display: block;
    padding: 20px;
    border-radius: var(--radius-lg);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
    text-decoration: none;
    color: inherit;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.challenge-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -12px rgba(36, 26, 18, 0.25);
    border-color: var(--accent-rust);
}

.challenge-card-title {
    font-size: 17px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.challenge-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.challenge-difficulty, .challenge-category {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 4px 9px;
    border-radius: 6px;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
}

.challenge-reward {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-rust);
    margin-left: auto;
}

.submit-button {
    background-color: var(--accent-rust);
    color: #fff;
    padding: 13px 26px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
    transition: transform 0.15s ease;
}

.submit-button:hover:not(:disabled) {
    transform: translateY(-1px);
}

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

.submit-result {
    padding: 12px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-tertiary);
    font-size: 14px;
}

/* AI Toggle */
.ai-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-secondary);
    width: fit-content;
    cursor: pointer;
    font-size: 14px;
}

.ai-toggle.active {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

/* Timer */
.timer {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-secondary);
}

.timer.timer-low {
    color: var(--accent-red);
}

/* Streak Badge */
.streak-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.streak-active {
    background-color: rgba(34, 197, 94, 0.1);
    border-color: var(--accent-green);
}

.streak-broken {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: var(--accent-red);
}

.streak-icon {
    font-size: 24px;
    font-weight: 700;
}

.streak-current {
    font-size: 16px;
    font-weight: 600;
}

.streak-max {
    font-size: 12px;
    color: var(--text-secondary);
}

.streak-bonus {
    font-size: 12px;
    color: var(--accent-green);
    font-weight: 600;
}

/* Oracle Widget */
.oracle-widget {
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
    margin-bottom: 24px;
}

.oracle-header {
    margin-bottom: 12px;
}

.oracle-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    font-weight: 600;
}

.oracle-weather {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 12px;
}

.oracle-boom { background-color: rgba(249, 115, 22, 0.15); border: 1px solid var(--accent-orange); }
.oracle-sunny { background-color: rgba(34, 197, 94, 0.15); border: 1px solid var(--accent-green); }
.oracle-normal { background-color: rgba(59, 130, 246, 0.15); border: 1px solid var(--accent-blue); }
.oracle-rainy { background-color: rgba(168, 85, 247, 0.15); border: 1px solid var(--accent-purple); }
.oracle-storm { background-color: rgba(239, 68, 68, 0.15); border: 1px solid var(--accent-red); }

.oracle-value {
    font-size: 32px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.oracle-multiplier {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.oracle-multiplier-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.oracle-multiplier-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-rust);
}

/* Dashboard */
.dashboard-page {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.stat-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.stat-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

/* Bazaar */
.bazaar-page {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.bazaar-create {
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.bazaar-create input {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    margin-right: 8px;
}

.bazaar-create button {
    background-color: var(--accent-rust);
    color: #fff;
    padding: 11px 22px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
}

.order-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.order-card {
    padding: 18px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.order-amount {
    font-size: 18px;
    font-weight: 600;
}

.order-price {
    font-size: 14px;
    color: var(--text-secondary);
}

.order-status {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-green);
    margin-top: 8px;
}

/* Marketplace */
.marketplace-page {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.item-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}

.item-card {
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.item-name {
    font-size: 16px;
    font-weight: 600;
}

.item-description {
    font-size: 13px;
    color: var(--text-secondary);
}

.item-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-rust);
}

.item-card button {
    background-color: var(--accent-rust);
    color: #fff;
    padding: 9px 18px;
    border: none;
    border-radius: 9px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
}

.item-card button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Leaderboard */
.leaderboard-page table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.leaderboard-page th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    padding: 14px 16px;
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.leaderboard-row td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.leaderboard-row:last-child td {
    border-bottom: none;
}

.leaderboard-rank {
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--accent-rust);
}

/* Charts */
.chart-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
    padding: 22px 24px;
}
.chart-card-head {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 16px;
}
.chart-card-title {
    font-size: 15px;
    font-weight: 800;
    color: var(--text-primary);
}
.chart-card-sub {
    font-size: 12.5px;
    color: var(--text-secondary);
}
.line-chart {
    width: 100%;
    height: 180px;
}
.chart-empty {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 0 24px;
}

/* 404 */
.error-page {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 96px 24px;
}

.error-page h1 {
    font-size: 64px;
    font-weight: 800;
    color: var(--accent-rust);
    letter-spacing: -0.02em;
}

.error-page p {
    font-size: 16px;
    color: var(--text-secondary);
}

.cta-solid {
    display: inline-block;
    background-color: var(--accent-rust);
    color: #fff;
    padding: 13px 26px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
}

/* Home */
.hero-shell {
    position: relative;
    overflow: hidden;
    background: var(--accent-rust);
    padding-bottom: 64px;
}
.shape { position: absolute; z-index: 0; }
.shape-1 {
    right: -6%; top: -10%; width: 60%; height: 140%;
    background: var(--accent-teal);
    clip-path: polygon(38% 0, 100% 0, 100% 100%, 12% 100%);
}
.shape-2 {
    right: 6%; top: -6%; width: 26%; height: 120%;
    background: var(--accent-rust-deep);
    clip-path: polygon(40% 0, 100% 0, 74% 100%, 8% 100%);
}
.shape-3 {
    right: -2%; bottom: -14%; width: 22%; height: 46%;
    background: var(--accent-gold);
    clip-path: polygon(30% 0, 100% 0, 82% 100%, 0 100%);
    opacity: 0.9;
}
.hero {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 40px; align-items: center;
    padding-top: 56px;
}
.hero .eyebrow {
    font-family: var(--font-mono); font-size: 13px; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase; color: #ffe4d1;
    margin-bottom: 18px;
}
.hero h1 {
    font-size: clamp(38px, 4.4vw, 54px); font-weight: 800;
    line-height: 1.05; letter-spacing: -0.02em;
    margin-bottom: 22px; color: #fff8f0;
}
.hero .lede {
    font-size: 18px; color: #ffe4d1; max-width: 44ch; margin-bottom: 30px;
}
.price-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 26px; }
.price-label { font-size: 14px; color: #ffe4d1; font-weight: 600; }
.price { font-size: 44px; font-weight: 800; color: #fff8f0; }
.price sup { font-size: 20px; margin-right: 2px; }
.price .unit { font-size: 16px; font-weight: 600; color: #ffe4d1; }
.hero-actions { display: flex; align-items: center; gap: 20px; }
.cta-main {
    font-weight: 700; font-size: 16px; color: var(--accent-rust-deep);
    background: #fff8f0; padding: 16px 28px; border-radius: 12px;
    text-decoration: none; box-shadow: 0 3px 0 rgba(0,0,0,0.2); display: inline-block;
}
.cta-ghost {
    font-weight: 600; font-size: 15px; color: #fff8f0;
    text-decoration: underline; text-underline-offset: 4px;
}
.screenshot-wrap { position: relative; z-index: 3; }
.card {
    background: #fbf6ee; border-radius: 16px;
    box-shadow: 0 30px 60px -20px rgba(0,0,0,0.45);
    transform: rotate(1.2deg); overflow: hidden;
}
.card-chrome { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: #e7dccb; }
.card-chrome span { width: 10px; height: 10px; border-radius: 50%; background: #d8cbb5; display: inline-block; }
.card-meta { display: flex; align-items: center; gap: 10px; padding: 16px 20px 0; }
.badge {
    font-family: var(--font-mono); font-size: 11px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.04em;
    padding: 4px 9px; border-radius: 6px; background: #e4ded0; color: #7a6a5c;
}
.card-title { font-size: 19px; font-weight: 800; color: #241a12; padding: 10px 20px 4px; }
.card-desc { font-size: 13.5px; color: #7a6a5c; padding: 0 20px 14px; line-height: 1.55; }
.card-desc code { font-family: var(--font-mono); }
.editor {
    margin: 0 20px 20px; background: #1e1712; border-radius: 10px;
    padding: 16px 18px; font-family: var(--font-mono); font-size: 12.5px;
    color: #f0e6d8; line-height: 1.7;
}
.editor .c1 { color: #e8a672; }
.editor .c2 { color: #7fd4c1; }
.submit-row { display: flex; align-items: center; justify-content: space-between; margin: 0 20px 20px; }
.submit-btn {
    background: var(--accent-rust); color: #fff; font-weight: 700; font-size: 13.5px;
    padding: 10px 18px; border-radius: 8px; border: none;
}
.timer { font-family: var(--font-mono); font-size: 12.5px; color: #7a6a5c; }
.floating-badge {
    position: absolute; top: -18px; right: -14px; z-index: 4;
    background: var(--accent-gold); color: #3a2a08;
    padding: 14px 18px; border-radius: 14px;
    font-weight: 800; font-size: 14px; text-align: center;
    box-shadow: 0 10px 24px -8px rgba(0,0,0,0.4); transform: rotate(-4deg); line-height: 1.25;
}
.floating-badge small { display: block; font-weight: 600; font-size: 10.5px; opacity: 0.75; text-transform: uppercase; letter-spacing: 0.05em; }

.trustbar { background: var(--home-light-bg); }
.trust-row { display: flex; align-items: center; justify-content: space-between; padding: 34px 24px; flex-wrap: wrap; gap: 24px; }
.trust-stat { display: flex; flex-direction: column; }
.trust-num { font-size: 26px; font-weight: 800; color: var(--home-light-ink); }
.trust-label { font-size: 13px; color: var(--home-light-dim); font-weight: 600; }

.mechanics { background: var(--home-light-bg); padding: 80px 0 100px; }
.section-head { max-width: 640px; margin: 0 auto 52px; padding: 0 24px; }
.section-head .eyebrow {
    font-family: var(--font-mono); font-size: 13px; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent-rust); margin-bottom: 10px;
}
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--home-light-ink); letter-spacing: -0.02em; }
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; padding: 0 24px; }
.step { background: var(--home-light-surface); border: 1px solid var(--home-light-line); border-radius: 16px; padding: 26px 22px; }
.step-icon {
    width: 40px; height: 40px; border-radius: 10px; margin-bottom: 18px;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-weight: 800; font-size: 14px; color: #fff;
    background: var(--accent-rust);
}
.step:nth-child(2) .step-icon { background: var(--accent-teal); }
.step:nth-child(3) .step-icon { background: var(--accent-gold); color: #3a2a08; }
.step:nth-child(4) .step-icon { background: var(--home-light-ink); color: #fff; }
.step h3 { font-size: 17px; font-weight: 800; color: var(--home-light-ink); margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--home-light-dim); line-height: 1.55; }

@media (max-width: 860px) {
    .hero { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr 1fr; }
}

.login-page {
    max-width: 420px;
    margin: 64px auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-page h1 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 4px;
}

.login-page input {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 14px;
}

.login-page button {
    background-color: var(--accent-rust);
    color: #fff;
    padding: 12px;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 0 rgba(0,0,0,0.15);
}

.login-extension, .login-manual {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: 0 1px 2px rgba(36, 26, 18, 0.04);
}

.login-hint {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.55;
}

.login-error {
    color: var(--accent-red);
    font-size: 13px;
}

/* Profile / Portfolio */
.profile-page, .portfolio-page {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.submission-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.submission-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    font-size: 14px;
}

.result-passed { color: var(--accent-green); }
.result-failed { color: var(--accent-red); }
.result-pending { color: var(--text-secondary); }

/* Footer */
footer {
    padding: 28px 24px;
    text-align: center;
    color: #a89685;
    font-size: 12px;
    background-color: var(--chrome-bg);
    border-top: 1px solid var(--chrome-line);
}

/* Responsive */
@media (max-width: 768px) {
    .arena-body {
        grid-template-columns: 1fr;
    }
    .nav-links {
        display: none;
    }
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
}