.portfolio-categories {
    display: grid;
    gap: 22px;
}

.portfolio-category {
    padding: clamp(24px, 4vw, 42px);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(255, 255, 255, .055), rgba(255, 255, 255, .025));
}

.portfolio-category-heading {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    margin-bottom: 30px;
}

.portfolio-category-number {
    display: inline-flex;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    color: #b9d0ff;
    border: 1px solid rgba(79, 140, 255, .35);
    border-radius: 14px;
    background: rgba(79, 140, 255, .09);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 12px;
}

.portfolio-category:nth-child(2) .portfolio-category-number {
    color: #ffb0c6;
    border-color: rgba(255, 79, 135, .35);
    background: rgba(255, 79, 135, .09);
}

.portfolio-category h3 {
    margin: 0 0 8px;
    font-size: clamp(1.8rem, 3.2vw, 2.8rem);
    letter-spacing: -.045em;
}

.portfolio-category-heading p,
.portfolio-empty {
    margin: 0;
    color: var(--muted);
}

.portfolio-logo-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.portfolio-logo-button {
    position: relative;
    width: 100%;
    min-width: 0;
    padding: 12px;
    overflow: hidden;
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(12, 12, 12, .55);
    cursor: pointer;
    text-align: left;
    transition: transform 200ms ease, border-color 200ms ease, background 200ms ease;
}

.portfolio-logo-button:hover,
.portfolio-logo-button:focus-visible {
    border-color: rgba(79, 140, 255, .72);
    background: rgba(79, 140, 255, .075);
    transform: translateY(-4px);
}

.portfolio-logo-button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.portfolio-logo-image {
    display: grid;
    width: 100%;
    aspect-ratio: 1;
    place-items: center;
    padding: clamp(18px, 3vw, 34px);
    border-radius: 12px;
    background: #fff;
}

.portfolio-logo-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.portfolio-logo-name {
    display: block;
    margin: 13px 30px 2px 2px;
    overflow: hidden;
    font-size: 13px;
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.portfolio-logo-action {
    position: absolute;
    right: 15px;
    bottom: 13px;
    color: var(--accent);
}

.portfolio-empty {
    padding: 24px;
    border: 1px dashed var(--line);
    border-radius: 14px;
    text-align: center;
    font-size: 14px;
}

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

.portfolio-modal[hidden] {
    display: none;
}

.portfolio-modal {
    position: fixed;
    z-index: 1000;
    inset: 0;
    display: grid;
    padding: clamp(14px, 3vw, 42px);
    place-items: center;
}

.portfolio-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5, 5, 5, .73);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    opacity: 0;
    transition: opacity 200ms ease;
}

.portfolio-dialog {
    position: relative;
    display: grid;
    width: min(1480px, 100%);
    height: min(850px, calc(100vh - clamp(28px, 6vw, 84px)));
    grid-template-columns: minmax(0, 2.15fr) minmax(300px, .85fr);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: clamp(18px, 3vw, 30px);
    background: #171717;
    box-shadow: 0 35px 120px rgba(0, 0, 0, .7);
    opacity: 0;
    transform: translateY(18px) scale(.985);
    transition: opacity 200ms ease, transform 200ms ease;
}

.portfolio-modal.is-open .portfolio-modal-backdrop,
.portfolio-modal.is-open .portfolio-dialog {
    opacity: 1;
}

.portfolio-modal.is-open .portfolio-dialog {
    transform: translateY(0) scale(1);
}

.portfolio-modal-close {
    position: absolute;
    z-index: 4;
    top: 14px;
    right: 14px;
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 50%;
    background: rgba(10, 10, 10, .82);
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
}

.portfolio-modal-close:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.portfolio-preview {
    display: grid;
    min-width: 0;
    min-height: 0;
    grid-template-rows: 58px minmax(0, 1fr);
    background: #0d0d0d;
}

.portfolio-browser-bar {
    display: flex;
    min-width: 0;
    padding: 0 20px;
    align-items: center;
    gap: 16px;
    color: #8d8d8d;
    border-bottom: 1px solid var(--line);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 11px;
}

.portfolio-preview-address {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.portfolio-viewport-switch {
    display: flex;
    flex: 0 0 auto;
    gap: 5px;
    padding: 4px;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 12px;
    background: rgba(255, 255, 255, .045);
}

.portfolio-viewport-switch button {
    display: flex;
    height: 38px;
    padding: 0 11px;
    align-items: center;
    gap: 7px;
    color: #8f8f8f;
    border: 0;
    border-radius: 8px;
    background: transparent;
    cursor: pointer;
    font: inherit;
    transition: color 160ms ease, background 160ms ease;
}

.portfolio-viewport-switch button:hover,
.portfolio-viewport-switch button:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, .07);
}

.portfolio-viewport-switch button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.portfolio-viewport-switch button.is-active {
    color: #fff;
    background: var(--accent);
}

.portfolio-viewport-switch small {
    color: currentColor;
    font-size: 9px;
    opacity: .68;
}

.portfolio-device-icon {
    position: relative;
    display: block;
    flex: 0 0 auto;
    border: 1.5px solid currentColor;
}

.portfolio-device-icon-mobile {
    width: 9px;
    height: 14px;
    border-radius: 2px;
}

.portfolio-device-icon-mobile::after {
    position: absolute;
    right: 2px;
    bottom: 1px;
    left: 2px;
    height: 1px;
    background: currentColor;
    content: '';
}

.portfolio-device-icon-desktop {
    width: 16px;
    height: 11px;
    border-radius: 2px;
}

.portfolio-device-icon-desktop::before,
.portfolio-device-icon-desktop::after {
    position: absolute;
    background: currentColor;
    content: '';
}

.portfolio-device-icon-desktop::before {
    bottom: -4px;
    left: 6px;
    width: 2px;
    height: 3px;
}

.portfolio-device-icon-desktop::after {
    bottom: -5px;
    left: 3px;
    width: 8px;
    height: 1px;
}

.portfolio-browser-dots {
    display: flex;
    flex: 0 0 auto;
    gap: 6px;
}

.portfolio-browser-dots i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #555;
}

.portfolio-browser-dots i:first-child { background: var(--accent-secondary); }
.portfolio-browser-dots i:nth-child(2) { background: #e8b74f; }
.portfolio-browser-dots i:last-child { background: var(--accent); }

.portfolio-frame-shell {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: #090909;
}

.portfolio-frame-viewport {
    position: absolute;
    z-index: 2;
    top: 0;
    left: 0;
    overflow: hidden;
    background: #fff;
    opacity: 0;
    transform-origin: top left;
    transition: opacity 180ms ease;
}

.portfolio-frame-shell[data-preview-mode="mobile"] .portfolio-frame-viewport {
    border-radius: 26px;
    outline: 1px solid rgba(255, 255, 255, .22);
    box-shadow: 0 22px 70px rgba(0, 0, 0, .55);
}

.portfolio-frame-shell iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: #fff;
}

.portfolio-frame-shell.is-loaded .portfolio-frame-viewport {
    opacity: 1;
}

.portfolio-frame-loader {
    position: absolute;
    z-index: 1;
    inset: 0;
    display: grid;
    place-items: center;
    color: #858585;
    font-size: 13px;
}

.portfolio-modal-copy {
    display: flex;
    min-width: 0;
    padding: clamp(34px, 4vw, 62px) clamp(26px, 3.5vw, 48px);
    flex-direction: column;
    justify-content: center;
    border-left: 1px solid var(--line);
    background:
        radial-gradient(circle at 90% 14%, rgba(79, 140, 255, .14), transparent 18rem),
        #191919;
}

.portfolio-modal-copy h2 {
    margin: 18px 0;
    overflow-wrap: anywhere;
    font-size: clamp(2rem, 4vw, 3.8rem);
    letter-spacing: -.06em;
    line-height: 1;
}

.portfolio-modal-copy > p:not(.eyebrow) {
    color: var(--muted);
    line-height: 1.75;
    white-space: pre-line;
}

.portfolio-modal-copy .button {
    align-self: flex-start;
    margin-top: 24px;
}

.portfolio-modal-copy .portfolio-frame-note {
    margin-top: 18px;
    font-size: 12px;
    line-height: 1.55;
}

@media (max-width: 1050px) {
    .portfolio-logo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .portfolio-dialog { grid-template-columns: minmax(0, 1.55fr) minmax(280px, .85fr); }
    .portfolio-viewport-switch small { display: none; }
}

@media (max-width: 760px) {
    .portfolio-logo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .portfolio-dialog {
        height: calc(100dvh - 28px);
        grid-template-columns: 1fr;
        grid-template-rows: minmax(300px, 54vh) auto;
        overflow-y: auto;
    }
    .portfolio-modal-copy { border-top: 1px solid var(--line); border-left: 0; }
    .portfolio-modal-close { position: fixed; top: 24px; right: 24px; }
    .portfolio-browser-bar { padding: 0 12px; gap: 10px; }
    .portfolio-preview-address { display: none; }
    .portfolio-viewport-switch { margin-left: auto; }
}

@media (max-width: 480px) {
    .portfolio-category-heading { grid-template-columns: 1fr; gap: 14px; }
    .portfolio-logo-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .portfolio-logo-button { padding: 8px; border-radius: 14px; }
    .portfolio-logo-image { padding: 16px; }
    .portfolio-logo-name { font-size: 12px; }
    .portfolio-browser-dots { display: none; }
    .portfolio-viewport-switch { width: 100%; }
    .portfolio-viewport-switch button { flex: 1 1 50%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
    .portfolio-dialog,
    .portfolio-modal-backdrop,
    .portfolio-frame-viewport { transition: none; }
}