/* =========================================================
   Abhishek Patel — Quiet Editorial portfolio
   Paper background · ink text · muted slate-blue accent
   Fraunces (serif display) + Inter (sans) + JetBrains Mono
   ========================================================= */

:root {
  --paper:   #f6f3ee;   /* warm off-white */
  --paper-2: #efeae1;   /* slightly deeper panel */
  --ink:     #22201d;   /* near-black warm */
  --ink-soft:#4a4640;
  --muted:   #8c857a;   /* faded */
  --line:    #ded7ca;   /* hairline */
  --accent:  #4f6480;   /* muted slate-blue */
  --accent-d:#3c4f68;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Inter", system-ui, -apple-system, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, monospace;

  --sidebar: 280px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 300;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "kern", "liga";
}

/* faint hairline grid texture */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px);
  background-size: 100% 2.1rem;
  opacity: 0.20;
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; }

em { font-style: italic; color: var(--accent-d); }

.muted { color: var(--muted); }

/* ---------- Sidebar ---------- */
.side {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar);
  height: 100vh;
  padding: 3.5rem 2.5rem;
  display: flex;
  z-index: 5;
}
.side__inner { display: flex; flex-direction: column; height: 100%; width: 100%; }

.brand { text-decoration: none; display: block; margin-bottom: 3.5rem; }
.brand__name {
  display: block;
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.brand__role {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav { display: flex; flex-direction: column; gap: 0.2rem; }
.nav__link {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--ink-soft);
  padding: 0.45rem 0;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
  position: relative;
}
.nav__idx { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); }
.nav__link::before {
  content: "";
  position: absolute; left: -2.5rem; top: 50%;
  width: 0; height: 1px; background: var(--accent);
  transition: width 0.35s var(--ease);
}
.nav__link:hover,
.nav__link.is-active { color: var(--accent-d); }
.nav__link.is-active { padding-left: 0.2rem; }
.nav__link.is-active::before { width: 2rem; }
.nav__link.is-active .nav__idx { color: var(--accent); }

.side__foot {
  margin-top: auto;
  display: flex;
  gap: 1.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}
.side__foot a { text-decoration: none; color: var(--muted); transition: color 0.3s; }
.side__foot a:hover { color: var(--accent-d); }

/* ---------- Main ---------- */
.main {
  position: relative;
  z-index: 1;
  margin-left: var(--sidebar);
  max-width: 720px;
  padding: 3.5rem 4rem 5rem;
}

.kicker {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

/* Intro */
.intro { padding: 4rem 0 5rem; border-bottom: 1px solid var(--line); }
.intro__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 4.6vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
}
.intro__lede {
  margin-top: 1.8rem;
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 34rem;
}
.intro__actions { margin-top: 2.4rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-block;
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  padding: 0.8rem 1.5rem;
  background: var(--accent);
  color: var(--paper);
  border: 1px solid var(--accent);
  border-radius: 2px;
  transition: all 0.3s var(--ease);
}
.btn:hover { background: var(--accent-d); border-color: var(--accent-d); }
.btn--ghost { background: transparent; color: var(--accent-d); }
.btn--ghost:hover { background: var(--accent); color: var(--paper); border-color: var(--accent); }

/* Section shell */
.section { padding: 4rem 0; border-bottom: 1px solid var(--line); }
.section:last-of-type { border-bottom: 0; }
.section__head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 2.2rem; }
.section__idx { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); }
.section__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.7rem;
  letter-spacing: -0.01em;
}

.prose p { margin-bottom: 1.2rem; color: var(--ink-soft); font-size: 1.02rem; }
.prose p:last-child { margin-bottom: 0; }

/* Experience timeline */
.timeline { list-style: none; display: flex; flex-direction: column; gap: 2.8rem; }
.job { display: grid; grid-template-columns: 130px 1fr; gap: 1.5rem; }
.job__meta { display: flex; flex-direction: column; gap: 0.2rem; padding-top: 0.15rem; }
.job__date { font-family: var(--mono); font-size: 0.74rem; color: var(--ink); }
.job__place { font-size: 0.72rem; color: var(--muted); letter-spacing: 0.04em; }
.job__title { font-family: var(--serif); font-size: 1.2rem; font-weight: 500; }
.job__org { color: var(--accent-d); font-size: 0.9rem; margin: 0.15rem 0 0.9rem; }
.job__points { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.job__points li {
  position: relative; padding-left: 1.1rem;
  font-size: 0.94rem; color: var(--ink-soft);
}
.job__points li::before {
  content: ""; position: absolute; left: 0; top: 0.65em;
  width: 5px; height: 1px; background: var(--accent);
}

/* Skills */
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.skills__cat { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.9rem; }
.skills__list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.skills__list li { font-size: 0.94rem; color: var(--ink-soft); }

.toolbelt { margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line); }
.toolbelt__label { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.9rem; }
.toolbelt__list { display: flex; flex-wrap: wrap; gap: 0.5rem 0.6rem; }
.toolbelt__list span {
  font-size: 0.78rem;
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  background: var(--paper-2);
  transition: border-color 0.3s, color 0.3s;
}
.toolbelt__list span:hover { border-color: var(--accent); color: var(--accent-d); }

/* Certs */
.certs { list-style: none; display: flex; flex-direction: column; }
.cert {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}
.cert:last-child { border-bottom: 0; }
.cert__type { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--accent); text-transform: uppercase; }
.cert__name { font-family: var(--serif); font-size: 1.08rem; }
.cert__org { color: var(--muted); font-size: 0.85rem; }

/* Contact */
.contact__lede { font-size: 1.05rem; color: var(--ink-soft); max-width: 30rem; margin-bottom: 1.8rem; }
.contact__links { list-style: none; display: flex; flex-direction: column; }
.contact__links li {
  display: grid; grid-template-columns: 100px 1fr; gap: 1rem; align-items: baseline;
  padding: 0.9rem 0; border-top: 1px solid var(--line);
}
.contact__k { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.contact__links a { text-decoration: none; color: var(--ink); border-bottom: 1px solid transparent; transition: border-color 0.3s, color 0.3s; padding-bottom: 1px; }
.contact__links a:hover { color: var(--accent-d); border-color: var(--accent); }

/* Contact layout: form + aside */
.contact__grid { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 2.5rem; align-items: start; }
.contact__aside .contact__k { display: block; margin-bottom: 0.9rem; }
.contact__aside .contact__links li { display: block; grid-template-columns: none; border-top: 0; padding: 0.35rem 0; }

/* Form */
.cform { display: flex; flex-direction: column; gap: 1.1rem; }
.field { display: flex; flex-direction: column; }
.field label { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.45rem; }
.field input, .field textarea {
  font-family: var(--sans);
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.7rem 0.85rem;
  transition: border-color 0.3s, box-shadow 0.3s;
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 100, 128, 0.12);
}
.cform .btn { align-self: flex-start; cursor: pointer; font-family: var(--sans); }
.cform__hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.cform__note { font-size: 0.9rem; min-height: 1.2em; margin-top: 0.2rem; }
.cform__note.is-error { color: #a5432f; }
.cform__note.is-ok { color: var(--accent-d); }

/* Footer */
.foot { margin-top: 4rem; display: flex; gap: 0.6rem; font-size: 0.8rem; color: var(--muted); }
.foot__dot { color: var(--line); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  :root { --sidebar: 0px; }
  .side {
    position: static;
    width: auto; height: auto;
    padding: 2.5rem 1.75rem 1rem;
  }
  .side__inner { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 1rem 2rem; }
  .brand { margin-bottom: 0; margin-right: auto; }
  .nav { flex-direction: row; flex-wrap: wrap; gap: 0.4rem 1.2rem; }
  .nav__link::before { display: none; }
  .nav__link { padding: 0.2rem 0; }
  .side__foot { margin-top: 0; width: 100%; padding-top: 0.5rem; }
  .main { margin-left: 0; max-width: none; padding: 1rem 1.75rem 4rem; }
  .intro { padding-top: 1.5rem; }
}

@media (max-width: 620px) {
  .skills { grid-template-columns: 1fr; gap: 1.6rem; }
  .job { grid-template-columns: 1fr; gap: 0.6rem; }
  .job__meta { flex-direction: row; gap: 0.8rem; align-items: baseline; }
  .cert { grid-template-columns: 1fr; gap: 0.2rem; }
  .contact__links li { grid-template-columns: 1fr; gap: 0.15rem; }
  .contact__grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}