* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
}

.portfolio {
    background: #0a0a0d;
    color: #e9e9f0;
    min-height: 100vh;
    font-family: sans-serif;
}

.container {
    max-width: 960px;
    margin: 0 auto;
}

/* Reveal de entrada -- hierarquico: cada elemento tem --d (indice dentro da
   secao), o delay cresce em cascata a partir dele. */
.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition:
        opacity 0.6s ease,
        transform 0.6s ease;
    transition-delay: calc(var(--d, 0) * 100ms);
}

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

.accent-purple {
    color: #a78bfa;
}

.accent-blue {
    color: #5b8cff;
}

/* Nav */
.nav-wrap {
    border-bottom: 1px solid #1d1d26;
}

.nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 8px 16px;
    padding: 18px 28px;
    font:
        500 12px 'IBM Plex Mono',
        monospace;
    color: #7c7c8c;
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 22px;
}

.nav-links a {
    color: inherit;
    text-decoration: none;
}

.nav-links a:hover {
    color: #e9e9f0;
}

/* Hero */
.hero-outer {
    position: relative;
    overflow: hidden;
}

.lava-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent);
    mask-image: linear-gradient(180deg, #000 55%, transparent);
}

.blob-wrap {
    position: absolute;
    transition: transform 0.05s linear;
}

.blob-wrap.no-motion {
    transform: none !important;
}

.blob {
    width: 100%;
    height: 100%;
    border-radius: 50%;
}

.lava-a {
    animation: lavaA 12s ease-in-out infinite alternate;
}

.lava-b {
    animation: lavaB 13s ease-in-out infinite alternate;
}

.lava-c {
    animation: lavaC 10s ease-in-out infinite alternate;
}

.no-motion .lava-a,
.no-motion .lava-b,
.no-motion .lava-c {
    animation: none;
}

.hero-content {
    position: relative;
    padding: 120px 28px 90px;
}

.whoami {
    font:
        500 13px 'IBM Plex Mono',
        monospace;
    color: #a78bfa;
    margin-bottom: 18px;
}

.caret {
    display: inline-block;
    width: 8px;
    height: 15px;
    background: #5b8cff;
    margin-left: 6px;
    vertical-align: -2px;
    animation: caret 1.1s step-end infinite;
}

.caret.no-motion {
    animation: none;
    opacity: 1;
}

.hero-name {
    font:
        400 clamp(56px, 10vw, 110px) / 0.92 'Archivo Black',
        sans-serif;
    letter-spacing: -2px;
    text-transform: uppercase;
    margin: 0;
}

.hero-sub {
    font:
        400 18px / 1.5 'Familjen Grotesk',
        sans-serif;
    color: #a5a5b8;
    max-width: 440px;
    margin: 28px 0 0;
}

.scroll-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 52px;
    font:
        500 12px 'IBM Plex Mono',
        monospace;
    color: #7c7c8c;
    text-decoration: none;
    cursor: pointer;
    width: fit-content;
    transition:
        opacity 0.6s ease,
        transform 0.6s ease,
        color 0.15s ease;
    transition-delay: calc(var(--d, 0) * 100ms);
}

.scroll-cta:hover {
    color: #a5a5b8;
}

/* Sections */
.section {
    padding: 64px 28px;
    border-top: 1px solid #1d1d26;
}

.label {
    font:
        500 12px 'IBM Plex Mono',
        monospace;
    color: #7c7c8c;
    margin: 0;
}

.about-text {
    font:
        400 28px / 1.35 'Familjen Grotesk',
        sans-serif;
    margin: 22px 0 0;
    max-width: 640px;
}

/* Projetos */
.project-featured {
    position: relative;
    border: 1px solid #a78bfa;
    padding: 36px 30px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, rgba(91, 140, 255, 0.07), rgba(167, 139, 250, 0.05));
}

.badge-principal {
    position: absolute;
    top: -9px;
    left: 24px;
    background: #a78bfa;
    color: #0a0a0d;
    font:
        500 10px 'IBM Plex Mono',
        monospace;
    padding: 3px 8px;
}

.project-featured-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
}

.project-featured-title {
    font:
        400 44px 'Archivo Black',
        sans-serif;
    text-transform: uppercase;
}

.project-featured-kind {
    font:
        500 12px 'IBM Plex Mono',
        monospace;
    color: #7c7c8c;
}

.project-featured-desc {
    font:
        400 16px / 1.5 'Familjen Grotesk',
        sans-serif;
    color: #a5a5b8;
    margin: 14px 0 0;
    max-width: 520px;
}

.project-tags {
    display: flex;
    gap: 8px;
    margin-top: 20px;
    font:
        500 11px 'IBM Plex Mono',
        monospace;
    color: #5b8cff;
}

.project-tags span {
    border: 1px solid #2c2c3a;
    padding: 4px 8px;
}

.project-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 4px;
    border-bottom: 1px solid #1d1d26;
    font:
        400 16px 'Familjen Grotesk',
        sans-serif;
    transition:
        opacity 0.6s ease,
        transform 0.6s ease,
        color 0.15s ease;
    transition-delay: calc(var(--d, 0) * 100ms);
}

.project-row:hover {
    color: #e9e9f0;
}

.project-row-info {
    display: flex;
    gap: 14px;
    align-items: baseline;
}

.project-row .label {
    color: #7c7c8c;
}

.muted {
    color: #7c7c8c;
}

.project-link {
    font:
        500 12px 'IBM Plex Mono',
        monospace;
    color: #a78bfa;
    text-decoration: none;
}

.project-link:hover {
    text-decoration: underline;
}

.project-row-muted {
    color: #7c7c8c;
    border-bottom: none;
}

.muted-strong {
    color: #a5a5b8;
}

.badge-outline {
    font:
        500 10px 'IBM Plex Mono',
        monospace;
    border: 1px solid #2c2c3a;
    padding: 4px 8px;
    color: #5b8cff;
}

/* Contato */
.contact-section {
    padding: 80px 28px;
}

.contact-title {
    font:
        400 40px / 1.1 'Archivo Black',
        sans-serif;
    text-transform: uppercase;
    margin: 0 0 28px;
}

.contact-links {
    display: flex;
    gap: 24px;
    font:
        500 13px 'IBM Plex Mono',
        monospace;
    flex-wrap: wrap;
}

.gradient-link {
    text-decoration: none;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.gradient-1 {
    background-image: linear-gradient(90deg, #a78bfa, #9a8ffb);
}

.gradient-2 {
    background-image: linear-gradient(90deg, #8b8dfc, #719afd);
}

.gradient-3 {
    background-image: linear-gradient(90deg, #6a96fe, #5b8cff);
}

.copyright {
    font:
        400 11px 'IBM Plex Mono',
        monospace;
    color: #7c7c8c;
    margin-top: 44px;
}

@keyframes caret {
    0%,
    49% {
        opacity: 1;
    }
    50%,
    100% {
        opacity: 0;
    }
}

@keyframes lavaA {
    0% {
        transform: translate(0, 0) scale(0.9);
    }
    50% {
        transform: translate(180px, -30px) scale(1.2);
    }
    100% {
        transform: translate(-140px, 14px) scale(1);
    }
}

@keyframes lavaB {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(380px, 26px) scale(1.3);
    }
    100% {
        transform: translate(120px, -18px) scale(0.85);
    }
}

@keyframes lavaC {
    0% {
        transform: translate(0, 0) scale(1.1);
    }
    50% {
        transform: translate(-300px, -20px) scale(0.8);
    }
    100% {
        transform: translate(-60px, 24px) scale(1.25);
    }
}

@media (max-width: 640px) {
    .project-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}