/* ─── Variables ─── */
:root {
    --bg: #f7f6f3;
    --surface: #ffffff;
    --surface2: #f0eeea;
    --border: #e2ddd6;
    --border-focus: #ccc7be;
    --text: #1a1917;
    --muted: #6b6560;
    --dim: #b0aa9f;
    --accent: #1a56db;
    --accent2: #1447b8;
    --green: #0a7c52;
    --red: #b91c1c;
    --yellow: #92620a;
    --ff-mono: 'IBM Plex Mono', monospace;
    --ff-sans: 'IBM Plex Sans', sans-serif;
}

/* ─── Reset ─── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}

/* ─── Base ─── */
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--ff-mono);
    font-weight: 300;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Dot grid overlay */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

/* ─── Layout ─── */
.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 2rem;
}
.container--wide {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}
.container--narrow {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ─── Header ─── */
header {
    border-bottom: 1px solid var(--border);
    animation: fadeUp 0.6s ease both;
    position: relative;
    z-index: 1;
}

.back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    transition: color 0.2s;
    font-family: var(--ff-mono);
}
.back:hover {
    color: var(--accent);
}

.tag {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
    font-family: var(--ff-mono);
}

h1 {
    font-family: var(--ff-mono);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--text);
}
h1 span {
    color: var(--accent);
    font-size: clamp(1.6rem, 2.5vw, 2.8rem);
}

.header-sub {
    margin-top: 0.6rem;
    font-size: 0.78rem;
    color: var(--muted);
}

.byline {
    margin-top: 1.2rem;
    font-size: 0.72rem;
    color: var(--muted);
    display: flex;
    gap: 1.5rem;
    font-family: var(--ff-mono);
}
.byline span {
    color: var(--accent);
}

/* ─── Typography ─── */
h2 {
    font-family: var(--ff-mono);
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent);
    margin: 2.8rem 0 1rem;
    letter-spacing: -0.01em;
}
h2::before {
    content: "// ";
    color: var(--dim);
    font-family: var(--ff-mono);
    font-weight: 300;
}

p {
    font-family: var(--ff-sans);
    font-size: 0.88rem;
    line-height: 1.9;
    color: var(--muted);
    margin-bottom: 1.2rem;
    font-weight: 300;
}

code {
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    color: var(--accent);
    background: rgba(26, 86, 219, 0.06);
    padding: 0.1rem 0.4rem;
    border: 1px solid rgba(26, 86, 219, 0.15);
    border-radius: 2px;
}

hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2.5rem 0;
}

.section-label {
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 1.2rem;
}

.lead {
    font-family: var(--ff-sans);
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--text);
    font-weight: 300;
    border-left: 2px solid var(--accent2);
    padding-left: 1.5rem;
    margin-bottom: 3rem;
}

blockquote {
    margin: 2.5rem 0;
    padding: 1.6rem 2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    font-family: var(--ff-mono);
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text);
    line-height: 1.6;
    border-radius: 0 4px 4px 0;
}
blockquote span {
    color: var(--accent);
}

/* ─── Color utilities ─── */
.up {
    color: var(--green);
}
.down {
    color: var(--red);
}
.neutral {
    color: var(--muted);
}

/* ─── Cards ─── */
.cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin: 3rem 0 2.5rem;
    animation: fadeUp 0.6s 0.1s ease both;
}
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.4rem 1.6rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.card:hover {
    border-color: var(--border-focus);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
.card-label {
    font-family: var(--ff-mono);
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 0.5rem;
}
.card-value {
    font-family: var(--ff-mono);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--text);
}

/* ─── Nav grid (homepage) ─── */
.nav-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.nav-item {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 2rem 2rem 1.8rem;
    text-decoration: none;
    color: var(--text);
    position: relative;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
    animation: fadeUp 0.7s ease both;
}
.nav-item::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}
.nav-item:hover {
    border-color: var(--accent2);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
}
.nav-item:hover::after {
    width: 100%;
}
.nav-item:hover .arrow {
    transform: translate(4px, -4px);
}
.nav-number {
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    color: var(--dim);
    letter-spacing: 0.15em;
    margin-bottom: 1.4rem;
}
.nav-title {
    font-family: var(--ff-mono);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    color: var(--text);
}
.arrow {
    font-size: 1rem;
    color: var(--accent);
    transition: transform 0.25s ease;
    flex-shrink: 0;
}
.nav-desc {
    font-family: var(--ff-sans);
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.6;
    font-weight: 300;
}

/* ─── Table ─── */
.table-wrap {
    overflow-x: auto;
    animation: fadeUp 0.6s 0.2s ease both;
    margin-bottom: 2.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
    font-family: var(--ff-mono);
}
thead tr {
    border-bottom: 1px solid var(--border);
    background: var(--surface2);
}
thead th {
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dim);
    padding: 0.7rem 1rem;
    text-align: right;
    white-space: nowrap;
    font-weight: 400;
}
thead th:first-child {
    text-align: left;
}
tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
    background: var(--surface);
}
tbody tr:hover {
    background: var(--surface2);
}
tbody td {
    padding: 1rem;
    text-align: right;
    white-space: nowrap;
    color: var(--text);
}
tbody td:first-child {
    text-align: left;
}

.ticker {
    font-family: var(--ff-mono);
    font-weight: 500;
    font-size: 0.88rem;
    color: var(--text);
}
.currency-badge {
    display: inline-block;
    font-size: 0.6rem;
    padding: 0.15rem 0.4rem;
    border: 1px solid var(--border);
    color: var(--muted);
    margin-left: 0.4rem;
    vertical-align: middle;
    border-radius: 2px;
}
.weight-cell {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.6rem;
}
.weight-bar-track {
    width: 60px;
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}
.weight-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    opacity: 0.5;
}
.watchlist-row td {
    color: var(--muted);
}
.watchlist-label {
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dim);
    padding: 1.2rem 1rem 0.5rem;
}

/* ─── Skill bars ─── */
.skills-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.skill-row {
    display: grid;
    grid-template-columns: 80px 1fr;
    align-items: center;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--muted);
    font-family: var(--ff-mono);
}
.skill-bar-track {
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}
.skill-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    opacity: 0.6;
    transform-origin: left;
    animation: growBar 0.8s ease both;
}

/* ─── Compare grid ─── */
.compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 2rem 0;
}
.compare-col {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.4rem 1.6rem;
    transition: border-color 0.2s;
}
.compare-col:hover {
    border-color: var(--border-focus);
}
.compare-col h3 {
    font-family: var(--ff-mono);
    font-size: 0.82rem;
    font-weight: 500;
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
}
.compare-col.bad h3 {
    color: var(--red);
}
.compare-col.good h3 {
    color: var(--green);
}
.compare-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}
.compare-col ul li {
    font-family: var(--ff-sans);
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.5;
    padding-left: 1rem;
    position: relative;
    font-weight: 300;
}
.compare-col.bad ul li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--red);
}
.compare-col.good ul li::before {
    content: "+";
    position: absolute;
    left: 0;
    color: var(--green);
}

/* ─── Experience & Education ─── */
.exp-block {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.5rem;
    margin-bottom: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.exp-block:hover {
    border-color: var(--border-focus);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}
.exp-block p {
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.7;
    margin-top: 0.4rem;
}

.edu-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.edu-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}
.edu-year {
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    color: var(--yellow);
    letter-spacing: 0.1em;
    padding-top: 0.15rem;
}
.edu-title {
    font-family: var(--ff-mono);
    font-size: 0.92rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--text);
}
.edu-sub {
    font-family: var(--ff-sans);
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.6;
    font-weight: 300;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.tag-pill {
    font-family: var(--ff-mono);
    font-size: 0.7rem;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--border);
    color: var(--muted);
    letter-spacing: 0.05em;
    border-radius: 3px;
    transition: border-color 0.15s, color 0.15s;
}
.tag-pill:hover {
    border-color: var(--accent2);
    color: var(--accent);
}

/* ─── Forms / Login ─── */
.form-group {
    margin-bottom: 1.2rem;
}
label {
    display: block;
    font-family: var(--ff-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.5rem;
}
input[type="text"],
input[type="password"] {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--ff-mono);
    font-size: 0.82rem;
    padding: 0.7rem 0.9rem;
    outline: none;
    border-radius: 4px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
input[type="text"]:focus,
input[type="password"]:focus {
    border-color: var(--accent2);
    box-shadow: 0 0 0 3px rgba(26, 71, 184, 0.1);
}
input::placeholder {
    color: var(--dim);
}

.btn {
    width: 100%;
    background: var(--accent2);
    color: #ffffff;
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
}
.btn:hover {
    background: var(--accent);
}
.btn:active {
    opacity: 0.85;
}

/* ─── Footer ─── */
footer {
    padding: 2.5rem 0 3rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    text-align: center;
    animation: fadeUp 0.6s 0.4s ease both;
    position: relative;
    z-index: 1;
}
footer a {
    font-family: var(--ff-mono);
    color: var(--accent);
    text-decoration: none;
    font-size: 0.82rem;
    transition: opacity 0.2s;
}
footer a:hover {
    opacity: 0.7;
}
.footer-copy {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    color: var(--dim);
    letter-spacing: 0.05em;
}

/* ─── Animations ─── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes growBar {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%  { transform: translateX(-6px); }
    40%  { transform: translateX(6px); }
    60%  { transform: translateX(-4px); }
    80%  { transform: translateX(4px); }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.35; }
}
.shake {
    animation: shake 0.4s ease;
}

/* ─── Article layout ─── */
article {
    padding: 3.5rem 0;
    animation: fadeUp 0.6s 0.1s ease both;
    position: relative;
    z-index: 1;
}
main {
    padding: 3.5rem 0;
    position: relative;
    z-index: 1;
}

/* ─── Classify grid (cyber page) ─── */
.classify-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin: 2rem 0;
}
.classify-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.4rem 1.3rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.classify-card:hover {
    border-color: var(--border-focus);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
.classify-card h3 {
    font-family: var(--ff-mono);
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text);
}
.classify-card p {
    font-size: 0.72rem;
    color: var(--muted);
    margin: 0;
    line-height: 1.6;
}
.level {
    font-family: var(--ff-mono);
    font-size: 0.6rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
    font-weight: 500;
}
.level-critical {
    color: var(--red);
}
.level-high {
    color: var(--yellow);
}
.level-standard {
    color: var(--green);
}

/* ─── Principles (cyber page) ─── */
.principles {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 2rem 0;
}
.principle {
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    gap: 1.2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.2rem 1.4rem;
    align-items: start;
    transition: border-color 0.2s;
}
.principle:hover {
    border-color: var(--border-focus);
}
.principle-num {
    font-family: var(--ff-mono);
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent2);
    padding-top: 0.1rem;
}
.principle-title {
    font-family: var(--ff-mono);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.35rem;
}
.principle p {
    font-size: 0.77rem;
    color: var(--muted);
    line-height: 1.65;
    margin: 0;
}

.counter {
    color: var(--green);
    font-size: 0.72rem;
    font-family: var(--ff-mono);
}

/* ─── Login panel ─── */
.login-panel {
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    padding: 2rem;
}
.login-panel h2 {
    font-family: var(--ff-mono);
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
    color: var(--text);
}
.login-panel h2::before {
    display: none;
}
.login-panel .desc {
    font-family: var(--ff-sans);
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: 300;
}
.twofa-group {
    display: none;
    margin-bottom: 1.2rem;
}
.twofa-group.visible {
    display: block;
}
.twofa-hint {
    font-family: var(--ff-mono);
    font-size: 0.68rem;
    color: var(--muted);
    margin-top: 0.4rem;
}
.btn-login {
    width: 100%;
    background: var(--accent2);
    color: #ffffff;
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
    margin-top: 0.4rem;
}
.btn-login:hover {
    background: var(--accent);
}
.btn-login:active {
    opacity: 0.85;
}
.login-error {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    color: var(--red);
    margin-top: 1rem;
    display: none;
}
.login-error.visible {
    display: block;
}

/* ─── Private dashboard ─── */
#private-dashboard {
    display: none;
}
#private-dashboard.visible {
    display: block;
}
.repo-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.repo-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.1rem 1.3rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    transition: border-color 0.2s, box-shadow 0.15s;
    cursor: pointer;
    text-decoration: none;
}
.repo-item:hover {
    border-color: var(--border-focus);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.repo-name {
    font-family: var(--ff-mono);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.2rem;
}
.repo-desc {
    font-family: var(--ff-sans);
    font-size: 0.72rem;
    color: var(--muted);
    font-weight: 300;
}
.repo-badge {
    font-family: var(--ff-mono);
    font-size: 0.6rem;
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--border);
    color: var(--muted);
    white-space: nowrap;
    flex-shrink: 0;
    border-radius: 3px;
}
.repo-badge.private {
    color: var(--red);
    border-color: rgba(185, 28, 28, 0.25);
    background: rgba(185, 28, 28, 0.04);
}
.repo-badge.active {
    color: var(--green);
    border-color: rgba(10, 124, 82, 0.25);
    background: rgba(10, 124, 82, 0.04);
}
.logout-btn {
    margin-top: 1.2rem;
    font-family: var(--ff-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: color 0.2s;
}
.logout-btn:hover {
    color: var(--red);
}

/* ─── Empty state ─── */
.empty-state {
    border: 1px dashed var(--border);
    border-radius: 6px;
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.8rem;
    min-height: 280px;
    background: var(--surface);
}
.empty-icon {
    font-size: 1.8rem;
    opacity: 0.2;
}
.empty-title {
    font-family: var(--ff-mono);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--muted);
}
.empty-sub {
    font-family: var(--ff-sans);
    font-size: 0.72rem;
    color: var(--muted);
    opacity: 0.6;
    max-width: 200px;
    line-height: 1.6;
    font-weight: 300;
}

/* ─── Two column main ─── */
main.two-col {
    padding: 3.5rem 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    animation: fadeUp 0.6s 0.1s ease both;
    position: relative;
    z-index: 1;
}

/* ─── Page nav ─── */
.page-nav {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    padding-top: 6px;
    width: 100%;
    font-family: var(--ff-mono);
}
.page-nav a {
    font-family: var(--ff-mono);
    font-size: 0.72rem;
    color: var(--muted);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 3px;
    text-decoration: none;
    letter-spacing: 0.04em;
    transition: color 0.15s, border-color 0.15s, background 0.15s;
    position: relative;
    overflow: hidden;
}
.page-nav a:hover {
    color: var(--accent);
    border-color: var(--accent2);
    background: rgba(26, 86, 219, 0.05);
}
.page-nav a span {
    position: relative;
    z-index: 1;
}
.page-nav a.active {
    color: var(--accent);
    border-color: var(--accent);
    background: rgba(26, 86, 219, 0.06);
}

/* ─── Attack table (cyber page) ─── */
.attack-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
    font-size: 0.76rem;
    margin: 2rem 0;
    font-family: var(--ff-mono);
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.attack-table thead th {
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--dim);
    padding: 0.6rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    word-wrap: break-word;
    background: var(--surface2);
    font-weight: 400;
}
.attack-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
    background: var(--surface);
}
.attack-table tbody tr:hover {
    background: var(--surface2);
}
.attack-table tbody td {
    padding: 0.9rem 1rem;
    color: var(--muted);
    vertical-align: top;
    line-height: 1.55;
    text-align: left;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
}
.attack-table td:first-child {
    color: var(--red);
    font-weight: 500;
    width: 18%;
}
.attack-table td:nth-child(2) {
    width: 40%;
}
.attack-table td:nth-child(3) {
    width: 42%;
    color: var(--green);
    font-size: 0.72rem;
}
.attack-table thead th:nth-child(1) { width: 18%; }
.attack-table thead th:nth-child(2) { width: 42%; }
.attack-table thead th:nth-child(3) { width: 40%; }

nav .section-label {
    margin: 0;
    padding: 0;
}

/* ─── Responsive ─── */
@media (max-width: 700px) {
    .cards {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 640px) {
    main.two-col {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}
@media (max-width: 560px) {
    .nav-grid {
        grid-template-columns: 1fr;
    }
    .edu-item {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }
    .skill-row {
        grid-template-columns: 70px 1fr;
    }
    .compare {
        grid-template-columns: 1fr;
    }
    footer {
        flex-direction: column;
        gap: 0.5rem;
    }
    .classify-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 420px) {
    .cards {
        grid-template-columns: 1fr;
    }
}
    /* ── Trades accordion ── */
    .trades-section {
      margin-top: 2.5rem;
    }

    .trades-toggle {
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      background: none;
      border: none;
      border-top: 1px solid var(--border, #2a2a3a);
      border-bottom: 1px solid var(--border, #2a2a3a);
      width: 100%;
      padding: 0.85rem 0;
      color: inherit;
      font-family: 'DM Mono', monospace;
      font-size: 0.75rem;
      letter-spacing: 0.07em;
      text-align: left;
      user-select: none;
    }

    .trades-toggle:hover .toggle-label {
      color: var(--accent, #f59e0b);
    }

    .toggle-label {
      color: var(--muted, #475569);
      transition: color 0.15s;
    }

    .toggle-label span {
      color: var(--accent, #f59e0b);
    }

    .toggle-icon {
      color: var(--muted, #475569);
      font-size: 1rem;
      transition: transform 0.25s ease;
      line-height: 1;
    }

    .trades-toggle[aria-expanded="true"] .toggle-icon {
      transform: rotate(180deg);
    }

    .trades-body {
      display: grid;
      grid-template-rows: 0fr;
      transition: grid-template-rows 0.3s ease;
    }

    .trades-body.open {
      grid-template-rows: 1fr;
    }

    .trades-inner {
      overflow: hidden;
    }

    .trades-filter {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
      padding: 1rem 0 0.75rem;
    }

    .filter-btn {
      background: none;
      border: 1px solid var(--border, #2a2a3a);
      border-radius: 4px;
      color: var(--muted, #475569);
      font-family: 'DM Mono', monospace;
      font-size: 0.7rem;
      letter-spacing: 0.06em;
      padding: 3px 10px;
      cursor: pointer;
      transition: all 0.15s;
    }

    .filter-btn:hover,
    .filter-btn.active {
      border-color: var(--accent, #f59e0b);
      color: var(--accent, #f59e0b);
      background: rgba(245,158,11,0.06);
    }

    .trades-table-wrap {
      overflow-x: auto;
      padding-bottom: 1.5rem;
    }

    .trades-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.78rem;
    }

    .trades-table thead tr {
      border-bottom: 1px solid var(--border, #2a2a3a);
    }

    .trades-table th {
      color: var(--muted, #475569);
      font-weight: 400;
      letter-spacing: 0.07em;
      font-size: 0.68rem;
      padding: 0.5rem 0.75rem;
      text-align: left;
      white-space: nowrap;
    }

    .trades-table td {
      padding: 0.65rem 0.75rem;
      border-bottom: 1px solid rgba(42,42,58,0.5);
      white-space: nowrap;
      color: var(--text, #e2e8f0);
    }

    .trades-table tbody tr:last-child td {
      border-bottom: none;
    }

    .trades-table tbody tr:hover td {
      background: rgba(255,255,255,0.02);
    }

    .trades-table tr.hidden-row {
      display: none;
    }

    .dir-buy  { color: #4ade80; }
    .dir-sell { color: #f87171; }

    .pnl-pos { color: #4ade80; }
    .pnl-neg { color: #f87171; }
    .pnl-zero{ color: var(--muted, #475569); }

    .trade-code {
      display: inline-block;
      padding: 1px 6px;
      border-radius: 3px;
      font-size: 0.65rem;
      background: rgba(42,42,58,0.8);
      color: var(--muted, #475569);
      letter-spacing: 0.05em;
    }

    .trade-ticker {
      font-weight: 500;
      color: #f1f5f9;
    }

    .trades-count {
      color: var(--muted, #475569);
      font-size: 0.68rem;
      padding: 0 0 0.5rem;
    }

    /* ── Live price styles ── */
    .price-cell {
      position: relative;
    }
    .price-val {
      transition: color 0.4s;
    }
    .price-val.loading {
      color: var(--muted, #475569);
    }
    .price-val.flash-up {
      color: #4ade80;
    }
    .price-val.flash-down {
      color: #f87171;
    }
    .price-status {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.68rem;
      color: var(--muted, #475569);
      margin-left: 0.5rem;
      vertical-align: middle;
    }
    .price-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--muted, #475569);
      display: inline-block;
    }
    .price-dot.live   { background: #4ade80; box-shadow: 0 0 4px #4ade80; }
    .price-dot.error  { background: #f87171; }
    .price-dot.loading {
      background: #f59e0b;
      animation: pulse 1s ease-in-out infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50%       { opacity: 0.3; }
    }
    .refresh-btn {
      background: none;
      border: 1px solid var(--border, #2a2a3a);
      border-radius: 4px;
      color: var(--muted, #475569);
      font-family: 'DM Mono', monospace;
      font-size: 0.68rem;
      padding: 2px 8px;
      cursor: pointer;
      letter-spacing: 0.05em;
      transition: all 0.15s;
    }
    .refresh-btn:hover {
      border-color: var(--accent, #f59e0b);
      color: var(--accent, #f59e0b);
    }
    .section-header-row {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      margin-bottom: 0.6rem;
    }