html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Instrument Sans', ui-sans-serif, system-ui, sans-serif;
    color: #172033;
}

.portfolio-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(219, 234, 254, 0.7), transparent 28rem),
        linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.portfolio-shell {
    width: min(1200px, calc(100% - 48px));
    margin: 0 auto;
    padding: 72px 0 48px;
}

.topbar {
    position: absolute;
    top: 28px;
    left: 32px;
    right: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-label {
    color: #111827;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    animation: fade-in 700ms ease both;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    animation: fade-in 700ms ease both;
}

.nav-links a {
    color: #475569;
    font-size: 0.92rem;
    font-weight: 500;
    text-decoration: none;
    padding: 9px 14px;
    border: 1px solid transparent;
    border-radius: 999px;
    transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.nav-links a:hover {
    color: #ffffff;
    border-color: #111827;
    background: #111827;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
    align-items: center;
    gap: 48px;
    padding: 24px 0 72px;
}

.hero h1 {
    margin: 0;
    color: #111827;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    letter-spacing: -0.06em;
    line-height: 1;
    animation: fade-up 700ms ease 120ms both;
}

.hero-copy {
    max-width: 480px;
    min-height: 9em;
    margin: 20px 0 0;
    color: #6b7280;
    font-size: 1rem;
    line-height: 1.8;
}

.typing-copy::after {
    content: '';
    display: inline-block;
    width: 1px;
    height: 1em;
    margin-left: 4px;
    background: #64748b;
    vertical-align: -2px;
    animation: blink 0.8s steps(1) infinite;
}

.hero-role {
    margin: 18px 0 0;
    color: #2563eb;
    font-size: 0.9rem;
    font-weight: 600;
    animation: fade-up 700ms ease 220ms both;
}

.hero-visual {
    min-height: 420px;
    display: grid;
    place-items: center;
}

.profile-frame {
    width: min(100%, 390px);
    aspect-ratio: 4 / 5;
    overflow: hidden;
    border-radius: 28px;
    box-shadow:
        0 24px 60px rgba(15, 23, 42, 0.16),
        0 0 0 1px rgba(255, 255, 255, 0.8);
    animation: photo-reveal 900ms cubic-bezier(0.22, 1, 0.36, 1) 180ms both;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.015);
    transform-origin: right center;
}

.projects {
    width: 100%;
    margin: 0 auto;
    padding: 0 0 72px;
    scroll-margin-top: 72px;
}

.section-heading,
.contact-heading {
    margin-bottom: 24px;
    text-align: center;
}

.section-heading h2,
.contact-heading h2 {
    margin: 0;
    color: #111827;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 600;
    letter-spacing: -0.04em;
}

.section-heading p {
    margin: 10px 0 0;
    color: #6b7280;
    font-size: 0.96rem;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    width: min(1200px, 100%);
    margin: 0 auto;
    justify-content: center;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.project-status {
    grid-column: 1 / -1;
    margin: 0;
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.82);
    color: #64748b;
    text-align: center;
}

.project-status-error {
    color: #991b1b;
    background: #fef2f2;
}

.project-card,
.contact-card {
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.06);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.project-card {
    overflow: hidden;
    padding: 14px;
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.project-card:hover,
.contact-card:hover {
    transform: translateY(-4px);
    border-color: rgba(96, 165, 250, 0.35);
    box-shadow: 0 22px 55px rgba(15, 23, 42, 0.1);
}

.project-card:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 4px;
}

.project-thumb {
    min-height: 168px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.project-thumb.infrasph {
    background: #f7f2ed;
}

.project-thumb.gofutsal {
    background: #f3f9e8;
}

.project-thumb.absensiku {
    background: #eef7fb;
}

.project-thumb.getpulsa {
    background: #ffffff;
}

.project-thumb img {
    width: 100%;
    height: 168px;
    object-fit: cover;
    display: block;
}

.project-thumb.getpulsa img {
    width: 100%;
    height: 168px;
    object-fit: cover;
    object-position: center;
}

.project-content {
    padding: 18px 6px 8px;
}

.project-category {
    margin: 0 0 10px;
    color: #2563eb;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.project-card h3 {
    margin: 0 0 10px;
    color: #111827;
    font-size: 1.15rem;
}

.project-card p {
    margin: 0;
    color: #6b7280;
    line-height: 1.65;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.project-tags span {
    border-radius: 999px;
    padding: 7px 10px;
    background: #eff6ff;
    color: #475569;
    font-size: 0.74rem;
    font-weight: 500;
}

.contact {
    margin-top: 28px;
    padding-top: 18px;
}

.contact-card {
    min-height: 170px;
    padding: 22px;
    text-decoration: none;
}

.contact-icon {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    margin-bottom: 22px;
    border-radius: 16px;
    color: #ffffff;
    background: #111827;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-card h3 {
    margin: 0 0 8px;
    color: #111827;
    font-size: 1.12rem;
}

.contact-card p {
    margin: 0 0 18px;
    color: #6b7280;
    font-size: 0.92rem;
}

.contact-label {
    display: block;
    margin-bottom: 8px;
    color: #64748b;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.contact-value {
    color: #172033;
    font-size: 0.96rem;
    font-weight: 500;
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(18px);
    transition:
        opacity 650ms ease,
        transform 650ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.project-grid .project-card:nth-child(2),
.contact-grid .contact-card:nth-child(2) {
    transition-delay: 90ms;
}

.project-grid .project-card:nth-child(3),
.contact-grid .contact-card:nth-child(3) {
    transition-delay: 180ms;
}

.project-grid .project-card:nth-child(4) {
    transition-delay: 270ms;
}

.project-modal {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(15, 23, 42, 0.42);
    opacity: 0;
    visibility: hidden;
    transition: opacity 180ms ease, visibility 180ms ease;
}

.project-modal.is-open {
    opacity: 1;
    visibility: visible;
}

.project-modal-panel {
    width: min(980px, 100%);
    display: grid;
    grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1.05fr);
    gap: 42px;
    padding: 28px;
    border-radius: 30px;
    background: #ffffff;
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.24);
    transform: translateY(10px) scale(0.98);
    transition: transform 180ms ease;
}

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

.project-modal-media {
    align-self: center;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.14);
    border-radius: 24px;
    background: #f8fafc;
}

.project-modal-media img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.project-modal-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-modal-content h3 {
    margin: 0 0 18px;
    color: #111827;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 0.98;
    letter-spacing: -0.06em;
}

.project-modal-content p {
    margin: 0;
    color: #6b7280;
    font-size: 1.05rem;
    line-height: 1.8;
}

.project-modal-divider {
    width: 100%;
    height: 1px;
    margin: 0 0 22px;
    background: rgba(99, 102, 241, 0.22);
}

.project-modal-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
}

.visit-project,
.close-modal {
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    font: inherit;
}

.visit-project {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #111827;
    color: #ffffff;
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
}

.close-modal {
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: #ffffff;
    color: #334155;
    cursor: pointer;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes photo-reveal {
    from {
        opacity: 0;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 1100px) {
    .project-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 800px) {
    .topbar {
        top: 20px;
        left: 24px;
        right: 24px;
    }

    .nav-links {
        gap: 16px;
    }

    .hero,
    .project-modal-panel {
        grid-template-columns: 1fr;
    }

    .hero {
        gap: 28px;
    }

    .hero-visual {
        min-height: auto;
    }

    .project-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .project-modal-media img {
        height: auto;
    }
}