/* ============================================================
   Johnnie Kenneybrew - site styles
   Libre Baskerville (serif headings) + Plus Jakarta Sans (sans)
   Clean, minimal, generous whitespace.
   ============================================================ */

:root {
  --white:    #ffffff;
  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50:  #f9fafb;

  --grad-a: #51a2ff;   /* timeline start */
  --grad-b: #c800de;   /* timeline end */

  --serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --sans:  "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;

  --col: 48rem;   /* reading / content column ≈ max-w-3xl */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; font-family: var(--sans); font-weight: 300; }

body {
  margin: 0;
  background: var(--white);
  color: var(--gray-700);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; line-height: 1.2; color: var(--gray-900); }
p { text-wrap: pretty; margin: 0; }
a { color: inherit; }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gray-400);
  margin: 0 0 0.9rem;
}

/* ============================================================
   HERO - dark, aurora, centered column
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--gray-900);
  color: #fff;
  overflow: hidden;
  isolation: isolate;
  padding: 6rem 0;
  --mx: 50%; --my: 40%;
}
.hero__inner {
  position: relative; z-index: 5;
  width: 100%; max-width: var(--col);
  margin: 0 auto; padding: 0 1.5rem;
}

.hero__hi {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--sans); font-size: 1.25rem; font-weight: 400;
  color: var(--gray-400);
  margin-bottom: 1.5rem;
}
.hero__hi .wave { display: inline-block; transform-origin: 70% 70%; animation: wave 2.6s ease-in-out infinite; font-size: 1.5rem; }
@keyframes wave { 0%,60%,100% { transform: rotate(0); } 10% { transform: rotate(16deg); } 20% { transform: rotate(-8deg); } 30% { transform: rotate(16deg); } 40% { transform: rotate(-4deg); } 50% { transform: rotate(10deg); } }

/* spotlight name: white base + gradient overlay revealed by cursor mask */
.name { position: relative; display: block; margin: 0 0 1.8rem; }
.name .fn { position: relative; }
.name__layer { font-family: var(--serif); font-weight: 700; font-size: clamp(2.8rem, 8vw, 5rem); line-height: 1.02; letter-spacing: -0.02em; margin: 0; color: #fff; }
.name__layer .it { font-style: italic; font-weight: 400; }
.name__base { color: #fff; }
.name__glow {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, #6ea8ff, #c026d3 55%, #fb923c);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  -webkit-mask-image: radial-gradient(260px circle at var(--mx) var(--my), #000 0%, rgba(0,0,0,0.35) 45%, transparent 70%);
          mask-image: radial-gradient(260px circle at var(--mx) var(--my), #000 0%, rgba(0,0,0,0.35) 45%, transparent 70%);
  pointer-events: none;
}

.lede { max-width: 42ch; font-size: 1.2rem; line-height: 1.6; color: var(--gray-300); margin: 0 0 2.2rem; font-weight: 300; }

/* LinkedIn pill */
.cta {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.75rem 1.4rem; border-radius: 999px;
  font-family: var(--sans); font-size: 0.9rem; font-weight: 500;
  text-decoration: none; color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 0 10px 2px rgba(255,0,200,0.12);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}
.cta:hover {
  transform: scale(1.04) rotate(-1.5deg);
  color: #fff;
  border-color: rgba(255,0,200,0.6);
  box-shadow: 0 0 14px 3px rgba(255,0,200,0.22), 0 0 28px 6px rgba(255,0,200,0.1);
}
.cta svg { width: 16px; height: 16px; }

/* aurora gradient field */
.aurora { position: absolute; inset: 0; z-index: 0; pointer-events: none; will-change: transform; }
.blob { position: absolute; border-radius: 50%; mix-blend-mode: screen; }
.blob--1 { top: -25%; left: -20%; width: 140%; height: 65%; opacity: 0.16; filter: blur(90px);
  background: linear-gradient(to right, transparent, #00d4aa 20%, #0066ff 55%, #00d4aa 80%, transparent); border-radius: 0;
  animation: drift1 19s ease-in-out infinite; }
.blob--2 { top: 25%; left: -15%; width: 130%; height: 50%; opacity: 0.12; filter: blur(100px);
  background: linear-gradient(to right, transparent, #7c00ff 25%, #cc00ff 60%, transparent); border-radius: 0;
  animation: drift2 23s ease-in-out infinite; }
.blob--3 { bottom: -10%; left: -10%; width: 120%; height: 40%; opacity: 0.1; filter: blur(110px);
  background: linear-gradient(to right, transparent, #ff0066 30%, #ff6600 65%, transparent); border-radius: 0;
  animation: drift3 27s ease-in-out infinite; }
@keyframes drift1 { 0%,100% { transform: translateX(0); } 50% { transform: translateX(8%); } }
@keyframes drift2 { 0%,100% { transform: translateX(0); } 50% { transform: translateX(-10%); } }
@keyframes drift3 { 0%,100% { transform: translateX(0); } 50% { transform: translateX(6%); } }

/* subtle cursor light wash */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(255,255,255,0.07), transparent 60%);
  transition: background 0.1s linear;
}

/* ============================================================
   MAIN - narrow centered column, generous whitespace
   ============================================================ */
.main {
  max-width: var(--col);
  margin: 0 auto;
  padding: 6rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 6rem;
}
.section__title { font-family: var(--serif); font-size: 1.6rem; font-weight: 700; margin: 0 0 1.4rem; }
.section__desc { color: var(--gray-500); margin: -0.6rem 0 1.8rem; max-width: 56ch; }
.section__desc a { color: var(--gray-900); }

/* ============================================================
   TIMELINE - vertical, scroll-lit
   ============================================================ */
.timeline { position: relative; padding: 0.5rem 0; }
.timeline__line { position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%); width: 3px; background: var(--gray-200); border-radius: 3px; }
.timeline__fill { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 3px; height: 0; border-radius: 3px; background: linear-gradient(180deg, var(--grad-a), var(--grad-b)); }

.entry {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem;
  margin-bottom: 0.55rem;
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(.2,.7,.2,1);
}
.entry:last-child { margin-bottom: 0; }
.entry.in { opacity: 1; transform: none; }

.entry__side { min-width: 0; }
.entry__side--left  { text-align: right; }
.entry__side--right { text-align: left; }

/* the year/location label only fades in when its entry is scrolled into focus */
.entry__date { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 0.25rem; opacity: 0; transform: translateY(3px); transition: opacity 0.4s ease, transform 0.4s ease; }
.entry.focus .entry__date { opacity: 1; transform: none; }
.entry__title { font-family: var(--serif); font-size: 1.02rem; font-weight: 700; line-height: 1.35; margin: 0; color: var(--gray-900); }
.entry__sub { margin: 0.25rem 0 0; font-size: 0.9rem; color: var(--gray-500); }

.node {
  position: relative; z-index: 2;
  width: 2rem; height: 2rem; flex-shrink: 0;
  display: grid; place-items: center; font-size: 1.05rem; line-height: 1;
  background: var(--white); border: 1px solid var(--gray-100); border-radius: 50%;
  box-shadow: 0 1px 3px rgba(17,24,39,0.08);
  transition: transform 0.45s cubic-bezier(.2,.8,.2,1), box-shadow 0.45s ease, border-color 0.45s ease;
}
.node.lit { border-color: transparent; box-shadow: 0 8px 22px rgba(124,58,237,0.22), 0 0 0 4px rgba(124,58,237,0.08); }
.entry.focus .node { transform: scale(1.25) rotate(-12deg); }

/* tiny playful aside (the startup-bug marker) */
.entry__title--mini { font-family: var(--sans); font-size: 0.6rem; font-weight: 500; font-style: italic; color: var(--gray-400); line-height: 1.3; }

/* bare node: emoji on the line with no circle */
.node--bare { background: none; border: none; box-shadow: none; font-size: 1.3rem; }
.node--bare.lit { box-shadow: none; }

/* ============================================================
   THINGS I'VE BUILT - image-forward cards
   ============================================================ */
.built-note { color: var(--gray-400); font-size: 0.86rem; font-style: italic; margin: 0 0 1.8rem; }

.filters { display: flex; gap: 0.5rem; margin: 0 0 2rem; }
.chip {
  display: inline-flex; align-items: center;
  font-family: var(--sans); font-size: 0.85rem; font-weight: 500;
  padding: 0.4rem 1rem; border-radius: 999px;
  border: 1px solid var(--gray-200); background: transparent; color: var(--gray-500);
  cursor: pointer; transition: all 0.18s ease;
}
.chip:hover { color: var(--gray-900); border-color: var(--gray-300); }
.chip.active { background: var(--gray-900); border-color: var(--gray-900); color: #fff; }

/* Work dropdown */
.chip-group { position: relative; display: inline-flex; }
.chip__caret { width: 13px; height: 13px; margin-left: 0.35rem; transition: transform 0.2s ease; }
.chip-group:hover .chip__caret, .chip-group.open .chip__caret { transform: rotate(180deg); }
.chip-menu {
  position: absolute; top: 100%; left: 0; z-index: 20; margin-top: 0.4rem;
  display: flex; flex-direction: column; gap: 0.15rem; min-width: 11rem;
  padding: 0.4rem; background: var(--white); border: 1px solid var(--gray-200);
  border-radius: 0.7rem; box-shadow: 0 12px 30px rgba(17,24,39,0.12);
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.chip-menu::before { content: ""; position: absolute; bottom: 100%; left: 0; right: 0; height: 0.5rem; }
.chip-group:hover .chip-menu, .chip-group:focus-within .chip-menu, .chip-group.open .chip-menu {
  opacity: 1; visibility: visible; transform: none;
}
.chip-menu__item {
  font-family: var(--sans); font-size: 0.85rem; font-weight: 500; text-align: left;
  padding: 0.45rem 0.7rem; border-radius: 0.45rem; border: none; background: transparent;
  color: var(--gray-600); cursor: pointer; white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}
.chip-menu__item:hover { background: var(--gray-100); color: var(--gray-900); }

.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3.5rem 2.5rem; }

.card { display: flex; flex-direction: column; background: none; border: none; padding: 0; text-align: left; }
.card.has-img { cursor: pointer; }

.card__cover { position: relative; overflow: hidden; border-radius: 0.6rem; margin-bottom: 1.1rem; background: var(--gray-100); aspect-ratio: 16/10; }
.card__cover img, .card__thumb { width: 100%; height: 100%; object-fit: cover; object-position: center top; display: block; transition: transform 0.4s ease; }
.card.has-img:hover .card__cover:not(.is-gif) img { transform: scale(1.06); }

/* gif covers: static first-frame thumbnail + play button, animate on hover */
.card__gif { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center top; opacity: 0; transition: opacity 0.3s ease; }
.card__gif.show { opacity: 1; }
.card__play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 54px; height: 54px; display: grid; place-items: center; z-index: 3;
  color: #fff; background: rgba(17,24,39,0.55); border-radius: 50%;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.card__play svg { width: 22px; height: 22px; margin-left: 2px; }
.card__cover.is-gif:hover .card__play { transform: translate(-50%, -50%) scale(1.08); background: rgba(17,24,39,0.7); }
.card__cover.is-playing .card__play { opacity: 0; pointer-events: none; }
.card__count { position: absolute; bottom: 0.6rem; right: 0.6rem; display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.7rem; font-weight: 500; color: #fff; background: rgba(17,24,39,0.7); backdrop-filter: blur(6px); padding: 0.22rem 0.55rem; border-radius: 999px; }
.card__count svg { width: 12px; height: 12px; }

.card__body { display: flex; flex-direction: column; gap: 0.4rem; }
.card__emoji { font-size: 1.2rem; line-height: 1; }
.card__title { font-family: var(--serif); font-size: 1.1rem; font-weight: 700; margin: 0; color: var(--gray-900); line-height: 1.3; }
.card__desc { font-size: 0.92rem; color: var(--gray-500); margin: 0; line-height: 1.55; }
.card__metrics { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.3rem; }
.metric { font-size: 0.68rem; font-weight: 500; color: var(--gray-600); background: var(--gray-100); padding: 0.22rem 0.55rem; border-radius: 999px; white-space: nowrap; }

.card__sections { display: flex; flex-direction: column; gap: 0.9rem; }
.card__section { display: flex; flex-direction: column; gap: 0.35rem; }
.card__section + .card__section { padding-top: 0.9rem; border-top: 1px solid var(--gray-100); }
.card__subtitle { font-family: var(--serif); font-size: 0.98rem; font-weight: 700; margin: 0; color: var(--gray-900); }

/* ============================================================
   FAVORITE TOOLS
   ============================================================ */
.tools { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tool { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.92rem; font-weight: 500; padding: 0.55rem 1.05rem; background: var(--white); border: 1px solid var(--gray-200); border-radius: 999px; transition: all 0.18s ease; }
.tool:hover { transform: translateY(-2px); border-color: var(--gray-300); box-shadow: 0 8px 20px rgba(17,24,39,0.07); }
.tool span:first-child { font-size: 1.05rem; line-height: 1; }

/* ============================================================
   DESK BLOCK - static image above footer, text adjacent
   ============================================================ */
.deskblock__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center; }
.deskblock__img { width: 100%; height: auto; display: block; border-radius: 0.75rem; box-shadow: 0 20px 50px rgba(17,24,39,0.14); }
.deskblock__title { font-family: var(--serif); font-size: 1.6rem; font-weight: 700; color: var(--gray-900); margin: 0 0 1rem; }
.deskblock__text p { margin: 0 0 1rem; color: var(--gray-600); font-size: 0.95rem; line-height: 1.6; }
.deskblock__faqlabel { font-family: var(--sans); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray-400); margin: 1.6rem 0 0.4rem !important; }
.faq { margin: 0; }
.faq dt { font-family: var(--sans); font-size: 0.95rem; font-weight: 600; color: var(--gray-900); margin-top: 0.9rem; }
.faq dd { margin: 0.15rem 0 0; color: var(--gray-500); font-size: 0.92rem; line-height: 1.55; }
.deskblock__fine { font-size: 0.82rem; color: var(--gray-400); font-style: italic; margin: 1.4rem 0 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { max-width: var(--col); margin: 0 auto; padding: 0 1.5rem 4rem; text-align: center; color: var(--gray-500); font-size: 0.875rem; line-height: 1.7; }
.footer a { text-decoration: underline; text-underline-offset: 2px; color: var(--gray-600); }
.footer a:hover { color: var(--gray-900); }
.footer .dot { color: var(--gray-300); margin: 0 0.2rem; }

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lb { position: fixed; inset: 0; z-index: 150; display: none; align-items: center; justify-content: center; padding: 1.5rem; background: rgba(17,24,39,0.6); backdrop-filter: blur(8px); opacity: 0; transition: opacity 0.25s ease; }
.lb.open { display: flex; opacity: 1; }
.lb__panel { position: relative; width: 100%; max-width: 880px; background: var(--white); border-radius: 0.9rem; overflow: hidden; box-shadow: 0 30px 90px rgba(0,0,0,0.4); transform: translateY(14px) scale(0.97); transition: transform 0.3s cubic-bezier(.2,.8,.2,1); }
.lb.open .lb__panel { transform: none; }
.lb__stage { position: relative; height: min(78vh, 720px); background: var(--gray-900); overflow: hidden; }
.lb__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; opacity: 0; transform: translateX(var(--from, 0)); transition: opacity 0.4s ease, transform 0.4s ease; }
.lb__img.show { opacity: 1; transform: none; }
.lb__arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; display: grid; place-items: center; background: rgba(255,255,255,0.94); border: none; border-radius: 50%; cursor: pointer; box-shadow: 0 4px 16px rgba(0,0,0,0.25); transition: transform 0.18s ease, background 0.18s ease; z-index: 3; }
.lb__arrow:hover { background: #fff; transform: translateY(-50%) scale(1.08); }
.lb__arrow svg { width: 18px; height: 18px; }
.lb__arrow.prev { left: 0.9rem; } .lb__arrow.next { right: 0.9rem; }
.lb__close { position: absolute; top: 0.8rem; right: 0.8rem; width: 36px; height: 36px; display: grid; place-items: center; background: rgba(17,24,39,0.55); color: #fff; border: none; border-radius: 50%; cursor: pointer; z-index: 4; backdrop-filter: blur(4px); transition: background 0.18s ease; }
.lb__close:hover { background: rgba(17,24,39,0.82); }
.lb__close svg { width: 16px; height: 16px; }
.lb__dots { position: absolute; bottom: 0.9rem; left: 50%; transform: translateX(-50%); z-index: 3; }
.lb__dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.45); border: none; padding: 0; cursor: pointer; transition: all 0.2s ease; }
.lb__dot.active { background: #fff; width: 20px; border-radius: 999px; }
.lb__meta { padding: 1.3rem 1.5rem 1.5rem; }
.lb__meta h3 { font-size: 1.2rem; margin: 0 0 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.lb__desc { font-size: 0.92rem; color: var(--gray-600); margin: 0 0 0.7rem; line-height: 1.6; }
.lb__metrics { display: flex; flex-wrap: wrap; gap: 0.35rem; margin: 0 0 0.7rem; }
.lb__cap { font-size: 0.82rem; color: var(--gray-400); font-style: italic; margin: 0; line-height: 1.55; }

/* ============================================================
   TOOLTIPS (name "?" + lede "*") - used on dark hero
   ============================================================ */
.tip { position: absolute; left: 100%; top: 0.12em; margin-left: 0.5rem; z-index: 60; display: inline-block; cursor: help; outline: none; }
.tip__mark {
  display: inline-grid; place-items: center; width: 1.5rem; height: 1.5rem;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 700;
  color: rgba(255,255,255,0.85); background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.3); border-radius: 50%;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.tip:hover .tip__mark, .tip:focus-visible .tip__mark { background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.6); transform: translateY(-1px); }
.tip__bubble {
  position: absolute; top: calc(100% + 12px); left: 50%; transform: translate(-50%, 6px); width: 270px;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 400; line-height: 1.5;
  color: rgba(255,255,255,0.92); background: rgba(31,41,55,0.92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.16); border-radius: 12px; padding: 0.85rem 1rem;
  box-shadow: 0 16px 40px rgba(0,0,0,0.45);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s; z-index: 70;
}
.tip__bubble::before { content: ""; position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); border: 7px solid transparent; border-bottom-color: rgba(31,41,55,0.92); }
.tip:hover .tip__bubble, .tip:focus-within .tip__bubble { opacity: 1; visibility: visible; transform: translate(-50%, 0); pointer-events: auto; }
.tip__s { color: #d8b4fe; font-style: italic; font-weight: 600; }

.tipi { position: relative; display: inline-block; cursor: help; outline: none; }
.tipi__mark { color: #c4b5fd; font-weight: 700; padding: 0 0.06em; transition: color 0.2s ease; }
.tipi:hover .tipi__mark, .tipi:focus-visible .tipi__mark { color: #ddd6fe; }
.tipi__bubble {
  position: absolute; top: calc(100% + 12px); left: -0.5rem; width: 290px;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 400; line-height: 1.55;
  color: rgba(255,255,255,0.92); background: rgba(31,41,55,0.92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.16);
  border-radius: 12px; padding: 0.85rem 1rem; box-shadow: 0 16px 40px rgba(0,0,0,0.45);
  opacity: 0; visibility: hidden; transform: translateY(6px); pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s; z-index: 20;
}
.tipi__bubble::before { content: ""; position: absolute; bottom: 100%; left: 1.1rem; border: 7px solid transparent; border-bottom-color: rgba(31,41,55,0.92); }
.tipi:hover .tipi__bubble, .tipi:focus-within .tipi__bubble { opacity: 1; visibility: visible; transform: none; pointer-events: auto; }

@media (prefers-reduced-motion: reduce) {
  .blob, .wave { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; gap: 2rem; }
  .deskblock__grid { grid-template-columns: 1fr; gap: 1.6rem; }

  /* timeline collapses to a single left rail - both sides flow into one column */
  .timeline__line, .timeline__fill { left: 1rem; }
  .entry { grid-template-columns: 2rem 1fr; gap: 1rem; align-items: start; }
  .node { grid-column: 1; grid-row: 1; }
  .entry__side { grid-column: 2; grid-row: 1; text-align: left; }
  .entry__side:empty { display: none; }
}

@media (max-width: 640px) {
  /* tooltips are hover-driven - drop them on mobile, keep the plain text */
  .tip, .tipi { display: none; }
}

@media (max-width: 540px) {
  body { font-size: 1rem; }
  .main { padding: 4rem 1.25rem; gap: 4.5rem; }
}