@font-face {
    font-family: 'Space Grotesk';
    src: url('/assets/fonts/SpaceGrotesk.ttf');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'IBM Plex Sans';
    src: url('/assets/fonts/IBMPlexSans.ttf');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/assets/fonts/JetBrainsMono.ttf');
    font-weight: normal;
    font-style: normal;
}


:root{
    --bg: #FAF9F6;
    --bg-raised: #FFFFFF;
    --grid: #D8D5CE;
    --ink: #17181A;
    --ink-dim: #66686D;
    --accent: #B33A1E;
    --accent-dim: rgba(179,58,30,0.1);
    --line: rgba(23,24,26,0.14);
    --radius: 3px;
    --display: 'Space Grotesk', sans-serif;
    --body: 'IBM Plex Sans', sans-serif;
    --mono: 'JetBrains Mono', monospace;
    --max: 920px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
    margin:0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

::selection{ background: var(--accent-dim); color: var(--accent); }

a{ color: var(--accent); text-decoration: none; }
a:hover{ text-decoration: underline; }

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

.wrap{
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Nav ---------- */
nav.topnav{
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(250,249,246,0.86);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}
nav.topnav .wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding-top: 14px;
    padding-bottom: 14px;
    gap: 16px;
}
.brand{
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--ink-dim);
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.brand b{ color: var(--ink); font-weight: 500; }
.navlinks-wrap{
    position: relative;
    min-width: 0;
}
.navlinks-wrap::after{
    content:'';
    position:absolute;
    top:0; right:0; bottom:0;
    width: 28px;
    background: linear-gradient(to right, transparent, rgba(250,249,246,0.95));
    pointer-events: none;
}
.navlinks{
    display:flex;
    gap: 22px;
    list-style:none;
    margin:0; padding:0 20px 0 0;
    font-family: var(--mono);
    font-size: 0.8rem;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.navlinks::-webkit-scrollbar{ display:none; }
.navlinks li{ flex: none; }
.navlinks a{ color: var(--ink-dim); }
.navlinks a:hover{ color: var(--accent); text-decoration:none; }

@media (max-width: 560px){
    .navlinks{ gap: 16px; font-size: 0.75rem; }
    .brand{ font-size: 0.75rem; }
}
@media (min-width: 640px){
    .navlinks-wrap::after{ display: none; }
}

/* ---------- Hero ---------- */
header.hero{
    padding: 96px 0 72px;
    border-bottom: 1px solid var(--line);
}
.eyebrow{
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--accent);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 18px;
    display:flex;
    align-items:center;
    gap:10px;
}
.eyebrow::before{
    content:'';
    width: 26px; height:1px;
    background: var(--accent);
    display:inline-block;
}
h1.name{
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    margin: 0 0 14px;
    line-height: 1.05;
    letter-spacing: -0.01em;
}
p.tagline{
    font-size: 1.15rem;
    color: var(--ink-dim);
    max-width: 560px;
    margin: 0 0 30px;
}
p.tagline strong{ color: var(--ink); font-weight: 500; }

.hero-stack{
    display:flex;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 34px;
}
.hero-stack.ia-groups{ margin-bottom: 0; margin-top: 34px; }
.hero-stack-label{
    display:block;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 10px;
}
.pills{ display:flex; flex-wrap: wrap; gap: 8px; }
.pill{
    font-family: var(--mono);
    font-size: 0.78rem;
    padding: 5px 12px;
    border: 1px solid var(--line);
    border-radius: 100px;
    color: var(--ink-dim);
    transition: background .5s linear, color .5s linear;
}

.pill:hover {
    background-color: var(--line);
}

.pill.accent{
    color: var(--accent);
    border-color: var(--accent);
}

.pill.accent:hover {
    background-color: var(--accent);
    color: white;
}

.hero-links{
    display:flex;
    gap: 16px;
    flex-wrap: wrap;
    font-family: var(--mono);
    font-size: 0.85rem;
}
.hero-links a{
    border: 1px solid var(--line);
    padding: 9px 16px;
    border-radius: var(--radius);
    color: var(--ink);
}
.hero-links a:hover{
    border-color: var(--accent);
    color: var(--accent);
    text-decoration:none;
}

/* ---------- Sections generic ---------- */
section{ padding: 76px 0; border-bottom: 1px solid var(--line); }
section:last-of-type{ border-bottom:none; }

@media (max-width: 640px){
    header.hero{ padding: 56px 0 44px; }
    section{ padding: 48px 0; }
}

.section-head{ margin-bottom: 40px; }
.section-num{
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--accent);
    display:block;
    margin-bottom: 8px;
}
h2{
    font-family: var(--display);
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin: 0;
    font-weight: 600;
}
.section-sub{
    color: var(--ink-dim);
    max-width: 620px;
    margin-top: 10px;
}

/* ---------- About ---------- */
/* ---------- Experience ---------- */
.exp-list{ position: relative; margin-top: 38px; }
.exp-rail-line{
    position:absolute;
    left: 7px;
    top: 18px;
    bottom: 18px;
    width: 1px;
    background: var(--grid);
}
.exp-item{
    position: relative;
    display:grid;
    grid-template-columns: 16px 130px 1fr;
    grid-template-areas: "dot date main";
    column-gap: 20px;
    align-items: start;
    padding: 24px 0;
    border-top: 1px solid var(--line);
}
.exp-item:first-child{ border-top:none; padding-top:0; }
.exp-dot{
    grid-area: dot;
    width: 10px; height: 10px;
    margin: 6px auto 0;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--ink-dim);
    position: relative;
    z-index: 1;
}
.exp-item.current .exp-dot{
    border-color: var(--accent);
    background: var(--accent);
}
.exp-date{
    grid-area: date;
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--ink-dim);
    padding-top: 4px;
}
.exp-item.current .exp-date{ color: var(--accent); }
.exp-main{
    grid-area: main;
    display:flex;
    gap: 16px;
    align-items: flex-start;
}
.exp-badge{
    flex: none;
    width: 40px; height: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg-raised);
    display:flex;
    align-items:center;
    justify-content:center;
    font-family: var(--display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--ink-dim);
}
.exp-item.current .exp-badge{
    border-color: var(--accent);
    color: var(--accent);
}
.exp-role{
    font-family: var(--display);
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0 0 4px;
}
.exp-company{
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--ink-dim);
}
.exp-item.current .exp-company{ color: var(--ink); }
.exp-meta{
    font-size: 0.82rem;
    color: var(--ink-dim);
    margin: 6px 0 0;
}

@media (max-width: 560px){
    .exp-item{
      grid-template-columns: 16px 1fr;
      grid-template-areas:
        "dot date"
        "dot main";
      row-gap: 10px;
      column-gap: 14px;
    }
    .exp-rail-line{ left: 7px; }
}

/* ---------- Stack blueprint (signature element) ---------- */
.stack-diagram{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 34px;
}
@media (max-width: 680px){
    .stack-diagram{ grid-template-columns: 1fr; }
}
.stack-col{
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
    background: var(--bg-raised);
    position: relative;
}
.stack-col-label{
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 18px;
    display:block;
}
.stack-layer{
    display:flex;
    justify-content: space-between;
    align-items:center;
    padding: 12px 0;
    border-top: 1px dashed var(--grid);
    font-family: var(--mono);
    font-size: 0.85rem;
}
.stack-layer:first-of-type{ border-top:none; }
.stack-layer span.role{ color: var(--ink-dim); font-size: 0.72rem; }
.stack-layer span.tech{ color: var(--ink); }
.stack-col.personal .stack-layer span.tech{ color: var(--accent); }

/* ---------- Timeline (Barephrame evolution) ---------- */
.timeline{
    display:flex;
    gap: 0;
    margin-top: 30px;
    overflow-x: auto;
    padding-bottom: 8px;
}
.timeline-item{
    flex: 1 0 150px;
    position: relative;
    padding: 0 16px 0 0;
}
.timeline-item::after{
    content:'';
    position:absolute;
    top: 6px; right: 0;
    width: 16px; height:1px;
    background: var(--grid);
}
.timeline-item:last-child::after{ display:none; }
.timeline-dot{
    width: 11px; height: 11px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--ink-dim);
    margin-bottom: 12px;
}
.timeline-item.current .timeline-dot{
    border-color: var(--accent);
    background: var(--accent);
}
.timeline-title{
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--ink);
    margin-bottom: 4px;
}
.timeline-item.current .timeline-title{ color: var(--accent); }
.timeline-desc{ font-size: 0.82rem; color: var(--ink-dim); }

@media (max-width: 640px){
    .timeline{
      flex-direction: column;
      overflow-x: visible;
      gap: 18px;
      padding-left: 6px;
    }
    .timeline-item{ flex: none; padding: 0 0 18px 22px; margin-left: 8px; border-left: 1px solid var(--grid); }
    .timeline-item::after{ display:none; }
    .timeline-dot{ position: absolute; left: -6px; top: 0; margin-bottom: 0; background: var(--bg); }
    .timeline-item:last-child{ padding-bottom: 0; border-left: none; }
}

/* ---------- Projects ---------- */
.project{
    display:grid;
    grid-template-columns: 200px 1fr;
    gap: 28px;
    padding: 32px 0;
    border-top: 1px solid var(--line);
}
.project:first-of-type{ border-top:none; padding-top:0; }

@media (max-width: 760px){
    .project{ grid-template-columns: 1fr; gap: 20px; }
    .project-diagram{ max-width: 220px; margin: 0 auto; width: 100%; }
}
.project-diagram{
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg-raised);
    display:flex;
    align-items:center;
    justify-content:center;
    padding: 18px;
    min-width: 0;
}
.project-diagram svg{ width:100%; height:auto; display:block; }
.project-body{ min-width: 0; }
.project-body h3{
    font-family: var(--display);
    font-size: 1.4rem;
    margin: 0 0 8px;
    font-weight: 600;
}
.project-body .status{
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display:inline-block;
    margin-bottom: 10px;
}
.project-body p{ color: var(--ink-dim); margin: 0 0 16px; max-width: 560px; }
.tags{ display:flex; flex-wrap:wrap; gap: 8px; margin-bottom: 16px; }
.tag{
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--ink-dim);
    border: 1px solid var(--line);
    padding: 4px 9px;
    border-radius: var(--radius);
    transition: background .5s linear;
}
.tag:hover {
    background-color: var(--line);
}
.project-links{
    display:flex; gap: 18px;
    font-family: var(--mono);
    font-size: 0.82rem;
}

/* ---------- Other projects grid ---------- */
.grid-others{
    display:grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin-top: 34px;
}
.other-card{
    background: var(--bg);
    padding: 22px;
}
.other-card h4{
    font-family: var(--display);
    font-size: 1rem;
    margin: 0 0 8px;
    font-weight: 600;
}
.other-card p{
    color: var(--ink-dim);
    font-size: 0.88rem;
    margin: 0 0 12px;
}
.other-card a{
    font-family: var(--mono);
    font-size: 0.78rem;
}

/* ---------- Footer ---------- */
footer{
    padding: 70px 0 50px;
    border-top: 1px solid var(--line);
}
footer .footer-links{ margin: 34px 0 44px; }
footer .foot-bottom{
    display:flex;
    justify-content: space-between;
    align-items:center;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
}
footer .foot-note{
    color: var(--ink-dim);
    font-size: 0.82rem;
    font-family: var(--mono);
}
footer .back-to-top{
    font-family: var(--mono);
    font-size: 0.82rem;
    color: var(--ink-dim);
}
footer .back-to-top:hover{ color: var(--accent); }

@media (prefers-reduced-motion: reduce){
    html{ scroll-behavior: auto; }
}