/* ============================================================
   LDautomation — stylesheet
   Light, BOLD, kinetic. Punchy type + hot orange + motion.
   Re-skin from the brand tokens in :root.
   ============================================================ */
:root {
  --brand:       #ff5e1e;   /* hot orange                */
  --brand-dark:  #e8470c;
  --brand-2:     #ff9d3d;   /* gradient partner          */
  --brand-soft:  #fff0e7;
  --brand-line:  #ffd0b9;
  --bg:          #ffffff;
  --bg-soft:     #faf6f1;   /* warm off-white            */
  --bg-card:     #ffffff;
  --ink:         #15110d;   /* warm near-black           */
  --ink-soft:    #322c26;
  --muted:       #79706a;
  --line:        #ece5dd;
  --line-soft:   #f2ece5;
  --radius:      16px;
  --radius-sm:   11px;
  --shadow:      0 24px 60px rgba(40, 24, 12, .12);
  --shadow-sm:   0 6px 20px rgba(40, 24, 12, .07);
  --maxw:        1180px;
  --font:        "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --display:     "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono:        "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink-soft);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* subtle global grain */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .035; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

h1, h2, h3 { font-family: var(--display); color: var(--ink); margin: 0 0 .5em; letter-spacing: -0.03em; }
h1 { font-size: clamp(2.7rem, 7vw, 5.2rem); font-weight: 700; line-height: 1.0; }
h2 { font-size: clamp(2rem, 4.4vw, 3.3rem); font-weight: 700; line-height: 1.04; }
h3 { font-size: 1.28rem; font-weight: 600; letter-spacing: -0.01em; }
p  { margin: 0 0 1rem; }
a  { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 16px 30px; border-radius: var(--radius-sm);
  font-weight: 700; font-size: 1.02rem; cursor: pointer; border: 2px solid transparent;
  transition: transform .16s ease, box-shadow .2s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 12px 30px rgba(255, 94, 30, .34); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(255, 94, 30, .42); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; transform: translateY(-3px); }

/* ---------- header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 8px 30px rgba(40, 24, 12, .06); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-weight: 700; font-size: 1.24rem; color: var(--ink); letter-spacing: -0.04em; }
.brand:hover { text-decoration: none; }
.brand .mark { width: 32px; height: 32px; border-radius: 8px; background: var(--brand); display: grid; place-items: center; color: #fff; }
.brand .mark svg { width: 18px; height: 18px; }
.brand .wm b { color: var(--brand); font-weight: 800; }
.nav-links { display: flex; gap: 30px; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink-soft); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--brand-dark); text-decoration: none; }
.nav-cta { padding: 11px 22px; }
.nav-toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; color: var(--ink); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--bg); padding: 104px 0 92px; }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(40px); z-index: 0; pointer-events: none; }
.hero::before { width: 620px; height: 620px; top: -240px; right: -140px; background: radial-gradient(circle, rgba(255, 94, 30, .30), transparent 62%); animation: float1 16s ease-in-out infinite; }
.hero::after  { width: 520px; height: 520px; bottom: -260px; left: -120px; background: radial-gradient(circle, rgba(255, 173, 61, .28), transparent 62%); animation: float2 19s ease-in-out infinite; }
@keyframes float1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-40px, 40px) scale(1.08); } }
@keyframes float2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(50px, -30px) scale(1.12); } }
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-block; font-family: var(--mono); font-weight: 600; font-size: .76rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--brand-dark); margin-bottom: 22px;
  background: var(--brand-soft); padding: 7px 14px; border-radius: 999px; border: 1px solid var(--brand-line);
}
.eyebrow::before { content: "// "; color: var(--brand); }
.hero h1 { margin-bottom: .3em; }
.hero p.lead { font-size: 1.26rem; color: var(--ink-soft); max-width: 42ch; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.hero-trust { margin-top: 30px; font-family: var(--mono); font-size: .82rem; color: var(--muted); letter-spacing: .02em; }

/* gradient rotating word */
.rotator {
  display: inline-block; font-weight: 700;
  background: linear-gradient(100deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  transition: opacity .26s ease, transform .26s ease;
}
.rotator.out { opacity: 0; transform: translateY(-12px) rotate(-2deg); }

/* sticker */
.sticker {
  position: absolute; z-index: 2; top: 30px; right: 4%;
  font-family: var(--mono); font-weight: 700; font-size: .8rem; color: #fff;
  background: var(--ink); padding: 9px 15px; border-radius: 10px; transform: rotate(7deg);
  box-shadow: var(--shadow-sm);
}
.sticker b { color: var(--brand-2); }

/* hero terminal-style panel */
.hero-panel {
  position: relative; z-index: 1;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 46px 30px 18px;
}
.hero-panel::before { content: ""; position: absolute; top: 18px; left: 24px; width: 9px; height: 9px; border-radius: 50%; background: #ff5f57; box-shadow: 16px 0 0 #febc2e, 32px 0 0 #28c840; }
.hero-panel::after { content: "~/ ldautomation"; position: absolute; top: 15px; left: 0; right: 0; text-align: center; font-family: var(--mono); font-size: .72rem; color: var(--muted); }
.hero-panel-label { display: block; font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); border-top: 1px solid var(--line); padding: 16px 0 4px; margin-bottom: 4px; }
.hero-panel-label::before { content: "// "; color: var(--brand); }
.mini-flow { list-style: none; margin: 0; padding: 0; }
.mini-flow li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; padding: 18px 12px; border-radius: 11px; transition: background .45s ease, transform .45s ease; }
.mini-flow li + li { border-top: 1px solid var(--line-soft); }
.mini-flow .mf-n { font-family: var(--mono); font-size: .98rem; color: var(--brand); font-weight: 700; padding-top: 3px; transition: color .45s ease; }
.mini-flow strong { display: block; color: var(--ink); font-weight: 700; }
.mini-flow p { margin: 2px 0 0; color: var(--muted); font-size: .92rem; }
.mini-flow li.active { background: var(--brand-soft); border-color: transparent; }
.mini-flow li.active .mf-n { color: var(--brand-dark); }

/* ---------- sections ---------- */
section { padding: 96px 0; }
.section-head { max-width: 60ch; margin: 0 auto 56px; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.12rem; }
.bg-soft { background: var(--bg-soft); }

/* ---------- kinetic statement band ---------- */
.kinetic { background: var(--ink); padding: 30px 0; overflow: hidden; }
.kinetic-track { display: flex; width: max-content; animation: marquee 26s linear infinite; }
.kinetic-track > span {
  white-space: nowrap; font-family: var(--display); font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.6rem); letter-spacing: -0.02em; color: #fff; line-height: 1.1;
}
.kinetic-track em { font-style: normal; color: var(--brand); padding: 0 .35em; }
.kinetic:hover .kinetic-track { animation-play-state: paused; }

/* ---------- cards / grid ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: 56px; }
.card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 30px; transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-6px); }
.ico {
  width: 50px; height: 50px; border-radius: 13px; margin-bottom: 22px;
  background: var(--brand-soft); color: var(--brand-dark); border: 1px solid var(--brand-line);
  display: grid; place-items: center; transition: background .2s ease, color .2s ease, transform .2s ease;
}
.ico svg { width: 24px; height: 24px; }
.card:hover .ico { background: var(--brand); color: #fff; transform: rotate(-6deg) scale(1.05); }
.card h3 { margin-bottom: .4em; }
.card p { color: var(--muted); margin: 0; }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { text-align: center; padding: 34px 18px; background: var(--bg-card); }
.stat .num {
  font-family: var(--display); font-size: clamp(2.4rem, 5vw, 3.4rem); font-weight: 700; line-height: 1; letter-spacing: -0.03em;
  background: linear-gradient(100deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat .lbl { font-family: var(--mono); color: var(--muted); font-size: .78rem; letter-spacing: .03em; margin-top: 12px; }

/* ---------- process / steps ---------- */
.steps { display: grid; gap: 18px; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 22px; align-items: start; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 28px; transition: border-color .2s ease, transform .2s ease; }
.step:hover { border-color: var(--brand-line); transform: translateX(4px); }
.step .n { width: 44px; height: 44px; border-radius: 12px; background: var(--brand); color: #fff; font-family: var(--display); font-weight: 700; font-size: 1.2rem; display: grid; place-items: center; }
.step h3 { margin-bottom: .2em; }
.step p { margin: 0; color: var(--muted); }

/* ---------- tick list ---------- */
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 13px; }
.ticks li { padding-left: 32px; position: relative; color: var(--ink-soft); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .5em; width: 14px; height: 8px; border-left: 2.5px solid var(--brand); border-bottom: 2.5px solid var(--brand); transform: rotate(-45deg); }

/* ---------- testimonial / case card ---------- */
.quote { background: var(--bg-soft); border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: var(--radius); padding: 40px 44px; }
.quote p { color: var(--ink); font-family: var(--display); font-size: 1.5rem; font-weight: 600; line-height: 1.4; }
.quote .who { font-family: var(--mono); font-size: .8rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

/* ---------- FAQ ---------- */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 700; font-size: 1.1rem; color: var(--ink); padding: 24px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--brand); font-size: 1.6rem; font-weight: 400; flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding: 0 0 22px; margin: 0; max-width: 72ch; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; background: linear-gradient(120deg, var(--brand), #ff7a1f); color: #fff; border-radius: 22px; padding: 70px 56px; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, .9); max-width: 52ch; margin: 0 auto 30px; font-size: 1.1rem; }
.cta-band .btn-primary { background: var(--ink); color: #fff; box-shadow: 0 12px 30px rgba(0, 0, 0, .22); border-color: var(--ink); }
.cta-band .btn-primary:hover { background: #000; }

/* ---------- contact form ---------- */
.form { display: grid; gap: 18px; background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow-sm); }
.form label { font-weight: 700; font-size: .88rem; color: var(--ink); display: block; margin-bottom: 7px; }
.form input, .form textarea, .form select { width: 100%; padding: 14px 16px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); font-family: inherit; font-size: 1rem; background: var(--bg-soft); color: var(--ink); transition: border-color .15s ease, background .15s ease, box-shadow .15s ease; }
.form input::placeholder, .form textarea::placeholder { color: #9aa1ab; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: 0 0 0 4px rgba(255, 94, 30, .14); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-status { margin: 0; padding: 14px 16px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; }
.form-status.is-ok { background: #e9f9ee; color: #137a3a; border: 1px solid #b9ecc8; }
.form-status.is-error { background: #fdecea; color: #b42318; border: 1px solid #f6c9c2; }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: #b8aea4; padding: 64px 0 32px; }
.site-footer a { color: #b8aea4; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 38px; }
.footer-grid h4 { color: #fff; margin: 0 0 14px; font-family: var(--mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; font-size: .95rem; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 24px; font-family: var(--mono); font-size: .78rem; color: #847a70; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- inner page hero ---------- */
.page-hero { position: relative; overflow: hidden; background: var(--bg-soft); padding: 84px 0 56px; text-align: center; border-bottom: 1px solid var(--line); }
.page-hero::before { content: ""; position: absolute; width: 560px; height: 560px; top: -300px; left: 50%; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(circle, rgba(255, 94, 30, .22), transparent 62%); filter: blur(40px); pointer-events: none; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero p { color: var(--muted); font-size: 1.14rem; max-width: 56ch; margin: 0 auto; }

/* ---------- tech marquee ---------- */
.marquee { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-soft); padding: 18px 0; }
.marquee-inner { display: flex; align-items: center; gap: 24px; }
.marquee-label { flex: none; font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.marquee-label::before { content: "// "; color: var(--brand); }
.marquee-viewport { overflow: hidden; flex: 1; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 34s linear infinite; }
.marquee-track > span { white-space: nowrap; font-family: var(--mono); font-size: .92rem; color: var(--ink-soft); }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- motion & flourishes ---------- */
.js-anim .reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .65s cubic-bezier(.2, .7, .2, 1); }
.js-anim .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .hero::before, .hero::after, .marquee-track, .kinetic-track, .rotator { animation: none !important; }
  .js-anim .reveal { opacity: 1; transform: none; }
}

/* ---------- interactive: live demo terminal ---------- */
.term { font-family: var(--mono); font-size: .9rem; min-height: 214px; padding: 6px 2px; }
.term-line { padding: 5px 0; display: flex; align-items: center; gap: 8px; color: var(--ink-soft); }
.term-cmd { color: var(--ink); font-weight: 600; }
.term-prompt { color: var(--brand); font-weight: 700; }
.term-hl { color: var(--ink); }
.term-caret { display: inline-block; width: 8px; height: 1.05em; background: var(--brand); margin-left: 1px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.term-done .tick { color: #28c840; font-weight: 700; }
.term-run { color: var(--muted); }
.term-final { color: var(--brand-dark); font-weight: 700; margin-top: 4px; }
.spin { width: 13px; height: 13px; border-radius: 50%; border: 2px solid var(--brand-line); border-top-color: var(--brand); display: inline-block; animation: spin .7s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- interactive: bento + tilt ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.bento .feature { grid-column: span 2; grid-row: span 2; }
.bento .span2 { grid-column: span 2; }
.bento .feature h3 { font-size: 1.8rem; }
.bento .feature .ico { width: 56px; height: 56px; }
.card.tilt { transform-style: preserve-3d; transition: transform .12s ease, box-shadow .2s ease, border-color .2s ease; will-change: transform; }

/* ---------- interactive: cost calculator ---------- */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.calc-controls { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; display: grid; gap: 26px; align-content: center; }
.calc-controls label { display: block; font-weight: 600; color: var(--ink); font-size: .96rem; }
.calc-controls label b { color: var(--brand-dark); float: right; font-family: var(--mono); }
.calc-controls input[type=range] { width: 100%; margin-top: 14px; accent-color: var(--brand); height: 6px; cursor: pointer; }
.calc-result { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 44px 32px; text-align: center; display: flex; flex-direction: column; justify-content: center; align-items: center; }
.calc-kicker { font-family: var(--mono); text-transform: uppercase; letter-spacing: .14em; font-size: .74rem; color: var(--brand-2); margin-bottom: 8px; }
.calc-big { font-family: var(--display); font-weight: 700; font-size: clamp(2.8rem, 7vw, 4.6rem); line-height: 1; background: linear-gradient(100deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.calc-sub { color: rgba(255, 255, 255, .72); margin: 10px 0 22px; font-size: 1rem; }

/* ---------- interactive: scroll theatre ---------- */
.scroll-prog { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 100; background: linear-gradient(90deg, var(--brand), var(--brand-2)); transition: width .08s linear; }
.hero-glow { position: absolute; width: 440px; height: 440px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 94, 30, .16), transparent 62%); transform: translate(-50%, -50%); pointer-events: none; z-index: 0; opacity: 0; transition: opacity .3s ease; }
.hero:hover .hero-glow { opacity: 1; }
.steps { position: relative; }
.steps::before { content: ""; position: absolute; left: 50px; top: 34px; bottom: 34px; width: 2px; background: var(--line); z-index: 0; }
.steps-fill { position: absolute; left: 50px; top: 34px; width: 2px; height: 0; background: linear-gradient(var(--brand), var(--brand-2)); z-index: 0; }

@media (prefers-reduced-motion: reduce) {
  .term-caret, .spin { animation: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento .feature { grid-column: span 2; grid-row: span 1; }
  .bento .span2 { grid-column: span 2; }
}
@media (max-width: 780px) {
  .calc { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .bento { grid-template-columns: 1fr; }
  .bento .feature, .bento .span2 { grid-column: span 1; }
}
@media (max-width: 900px) {
  .hero-grid, .grid-3, .grid-4, .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .grid-2 { gap: 32px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .form .row { grid-template-columns: 1fr; }
  .cta-band { padding: 48px 26px; }
  .sticker { display: none; }
  .nav-links {
    position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: flex-start;
    background: #fff; border-bottom: 1px solid var(--line); padding: 18px 24px; gap: 18px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}