/* ============================================================
   StarrisedAds — design system
   Palette is semantic: amber = learning phase (unstable),
   mint = converged (optimized). Used consistently in every
   data visual on the site.
   ============================================================ */

:root {
  /* Surfaces */
  --ink:        #0B1020;
  --ink-2:      #111A31;
  --ink-3:      #18223E;
  --line:       rgba(255, 255, 255, 0.09);
  --line-solid: #202B4A;

  /* Type */
  --paper:      #EDF1F9;
  --muted:      #8D9BBA;
  --dim:        #64719180;

  /* Semantic accents.
     --converge is the StarrisedAds brand mint, taken from the logo gradient. */
  --signal:     #FFB020;   /* learning phase, early, unstable */
  --converge:   #00E6A8;   /* optimized, stable, converged (brand) */
  --signal-dim: #FFB0201f;
  --conv-dim:   #00E6A81f;

  /* Brand gradient — the other two stops of the logo mark. Used sparingly. */
  --violet:     #7D5CFF;
  --rose:       #FF5A82;
  --brand-grad: linear-gradient(115deg, #00E6A8, #7D5CFF 55%, #FF5A82);

  /* Type scale */
  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Rhythm */
  --gut: clamp(20px, 5vw, 40px);
  --max: 1240px;
  --sec: clamp(72px, 11vw, 140px);
  --r: 14px;
  --brand-rule: 3px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--converge); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--converge);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--converge); color: var(--ink);
  padding: 12px 20px; font-weight: 600;
}
.skip:focus { left: 12px; top: 12px; }

/* ---------- Layout primitives ---------- */

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gut); }

.section { padding-block: var(--sec); position: relative; }
.section--alt { background: var(--ink-2); }
.section--hair { border-top: 1px solid var(--line); }

/* ---------- Type ---------- */

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.08;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.6rem, 6.4vw, 4.6rem); font-weight: 800; letter-spacing: -0.038em; }
h2 { font-size: clamp(1.95rem, 3.9vw, 3rem); }
h3 { font-size: clamp(1.16rem, 1.9vw, 1.42rem); letter-spacing: -0.018em; }
h4 { font-size: 1.02rem; letter-spacing: -0.01em; }

p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

.lede {
  font-size: clamp(1.06rem, 1.6vw, 1.24rem);
  color: var(--muted);
  line-height: 1.62;
  max-width: 62ch;
}

.eyebrow {
  font-family: var(--mono);
  font-size: .705rem;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--converge);
  box-shadow: 0 0 0 3px var(--conv-dim);
  flex: none;
}
.eyebrow--learn::before { background: var(--signal); box-shadow: 0 0 0 3px var(--signal-dim); }

.section-head { max-width: 68ch; margin-bottom: clamp(44px, 6vw, 72px); }
.section-head p { margin-top: 20px; }

.mono { font-family: var(--mono); }
.amber { color: var(--signal); }
.mint  { color: var(--converge); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--body);
  font-size: .935rem; font-weight: 600;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary { background: var(--converge); color: #04231A; }
.btn--primary:hover { background: #3af0c2; }

.btn--ghost { border-color: var(--line-solid); color: var(--paper); }
.btn--ghost:hover { border-color: var(--converge); color: var(--converge); }

.btn--sm { padding: 10px 19px; font-size: .87rem; }

.arrow { transition: transform .18s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */

.hdr {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11, 16, 32, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.hdr__in {
  display: flex; align-items: center; gap: 30px;
  height: 70px;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 800; font-size: 1.09rem; letter-spacing: -0.03em; flex: none; }
.brand__mark { width: 26px; height: 26px; flex: none; }

.nav { display: flex; align-items: center; gap: 27px; margin-left: auto; }
.nav a {
  font-size: .905rem; color: var(--muted);
  transition: color .16s ease; position: relative;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--paper); }
.nav .nav__cta { display: none; }

.nav a[aria-current="page"]::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -25px;
  height: 2px; background: var(--converge);
}

.hdr__cta { display: flex; align-items: center; gap: 12px; }

.langsel {
  background: transparent; color: var(--muted);
  border: 1px solid var(--line-solid); border-radius: 999px;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .08em;
  padding: 7px 11px; cursor: pointer;
}
.langsel:hover { color: var(--paper); border-color: var(--converge); }

.burger {
  display: none; background: none; border: 0; cursor: pointer;
  padding: 8px; margin-left: auto; color: var(--paper);
}

@media (max-width: 940px) {
  .nav, .hdr__cta { display: none; }
  .burger { display: block; }
  .nav.is-open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; top: 70px; left: 0; right: 0;
    background: var(--ink-2); border-bottom: 1px solid var(--line);
    padding: 18px var(--gut) 26px;
    margin-left: 0;
  }
  .nav.is-open a { padding: 11px 0; font-size: 1.02rem; width: 100%; }
  .nav.is-open a[aria-current="page"]::after { display: none; }
  .nav.is-open .nav__cta { display: inline-flex; margin-top: 12px; width: auto; }
  .nav.is-open .nav__cta[aria-current="page"]::after { display: none; }
}

/* ---------- Hero ---------- */

.hero { padding-block: clamp(58px, 8vw, 96px) clamp(60px, 8vw, 100px); position: relative; overflow: hidden; }
.hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(720px 380px at 78% 12%, rgba(0,230,168,.09), transparent 68%),
    radial-gradient(560px 330px at 8% 88%, rgba(255,176,32,.06), transparent 66%);
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }

.hero__grid {
  display: grid; grid-template-columns: 1.02fr 1fr;
  gap: clamp(36px, 5vw, 68px); align-items: center;
}
@media (max-width: 1000px) { .hero__grid { grid-template-columns: 1fr; } }

.hero h1 span { color: var(--converge); }
.hero .lede { margin-top: 26px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 36px; }

/* ---------- The signature: learning curve ---------- */

.curve {
  background: linear-gradient(160deg, var(--ink-2), #0D1427);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 22px 18px;
}
.curve__top {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: .69rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 16px;
}
.curve__legend { display: flex; gap: 20px; margin-top: 14px; font-family: var(--mono); font-size: .69rem; color: var(--muted); flex-wrap: wrap; }
.curve__legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 7px; vertical-align: middle; }

.draw { stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 2.4s cubic-bezier(.4,0,.15,1) .35s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { .draw { stroke-dashoffset: 0; animation: none; } }

/* ---------- Stats ---------- */

.stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.stats__i { padding: 34px 30px; border-right: 1px solid var(--line); }
.stats__i:last-child { border-right: 0; }
.stats__n { font-family: var(--display); font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 800; letter-spacing: -.035em; line-height: 1; }
.stats__l { color: var(--muted); font-size: .88rem; margin-top: 10px; }
.stats__note { font-family: var(--mono); font-size: .67rem; color: var(--dim); margin-top: 7px; letter-spacing: .05em; }
@media (max-width: 760px) {
  .stats { grid-template-columns: 1fr; }
  .stats__i { border-right: 0; border-bottom: 1px solid var(--line); padding: 26px var(--gut); }
  .stats__i:last-child { border-bottom: 0; }
}

/* ---------- Cards ---------- */

.grid { display: grid; gap: 18px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px 28px;
  transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--line-solid); transform: translateY(-3px); }
.card h3 { margin-bottom: 12px; }
.card p { color: var(--muted); font-size: .95rem; }

.card__ix {
  font-family: var(--mono); font-size: .69rem; letter-spacing: .14em;
  color: var(--converge); display: block; margin-bottom: 15px;
}

.ticks { list-style: none; padding: 0; margin: 18px 0 0; }
.ticks li {
  position: relative; padding-left: 22px; color: var(--muted);
  font-size: .91rem; margin-bottom: 9px; line-height: 1.5;
}
.ticks li::before {
  content: ''; position: absolute; left: 3px; top: .58em;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--converge); opacity: .8;
}
.ticks li:last-child { margin-bottom: 0; }

/* ---------- Steps (real sequence — numbering earns its place) ---------- */

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.steps__i { padding: 32px 28px; border-right: 1px solid var(--line); background: var(--ink-2); }
.steps__i:last-child { border-right: 0; }
.steps__n {
  font-family: var(--mono); font-size: .72rem; color: var(--converge);
  letter-spacing: .16em; display: block; margin-bottom: 16px;
}
.steps__i h3 { margin-bottom: 10px; }
.steps__i p { color: var(--muted); font-size: .93rem; }
@media (max-width: 880px) {
  .steps { grid-template-columns: 1fr; }
  .steps__i { border-right: 0; border-bottom: 1px solid var(--line); }
  .steps__i:last-child { border-bottom: 0; }
}

/* ---------- Vertical playbooks ---------- */

.pb { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--ink-2); }
.pb + .pb { margin-top: 20px; }
.pb__head {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 26px 30px; border-bottom: 1px solid var(--line);
  background: var(--ink-3);
}
.pb__glyph { width: 40px; height: 40px; flex: none; }
.pb__obj {
  margin-left: auto; font-family: var(--mono); font-size: .715rem;
  color: var(--muted); letter-spacing: .07em;
}
.pb__obj b { color: var(--converge); font-weight: 500; }
.pb__body { padding: 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 40px; }
@media (max-width: 820px) { .pb__body { grid-template-columns: 1fr; } .pb__head { padding: 22px var(--gut); } .pb__body { padding: 26px var(--gut); } }

.pb__lede { grid-column: 1 / -1; color: var(--muted); max-width: 76ch; margin: 0; }

.pb__row h4 {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .15em;
  text-transform: uppercase; color: var(--converge); font-weight: 500; margin-bottom: 9px;
}
.pb__row p { color: var(--muted); font-size: .94rem; margin: 0; }

.pb__warn {
  grid-column: 1 / -1;
  border-left: 2px solid var(--signal);
  background: var(--signal-dim);
  padding: 16px 20px; border-radius: 0 8px 8px 0;
}
.pb__warn h4 {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .15em;
  text-transform: uppercase; color: var(--signal); font-weight: 500; margin-bottom: 8px;
}
.pb__warn p { color: var(--muted); font-size: .93rem; margin: 0; }

/* ---------- Learning phase band ---------- */

.band {
  border: 1px solid var(--line); border-left: 3px solid var(--signal);
  border-radius: 0 var(--r) var(--r) 0;
  background: linear-gradient(100deg, rgba(255,176,32,.075), transparent 62%);
  padding: clamp(28px, 4vw, 40px);
}
.band h3 { margin-bottom: 14px; }
.band p { color: var(--muted); max-width: 74ch; }

.phase { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
@media (max-width: 760px) { .phase { grid-template-columns: 1fr; } }
.phase__i { border: 1px solid var(--line); border-radius: 10px; padding: 20px; background: rgba(11,16,32,.5); }
.phase__t { font-family: var(--mono); font-size: .7rem; letter-spacing: .13em; text-transform: uppercase; margin-bottom: 10px; }
.phase__i:nth-child(1) .phase__t { color: var(--signal); }
.phase__i:nth-child(2) .phase__t { color: #C0CB6E; }
.phase__i:nth-child(3) .phase__t { color: var(--converge); }
.phase__i p { color: var(--muted); font-size: .91rem; margin: 0; }

/* ---------- Creative formats strip ---------- */

.fmt { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .fmt { grid-template-columns: repeat(2, 1fr); } }
.fmt__i {
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
  background: var(--ink-2); transition: border-color .2s ease;
}
.fmt__i:hover { border-color: var(--converge); }
.fmt__ph { aspect-ratio: 4/5; background: var(--ink-3); }
.fmt__ph img { width: 100%; height: 100%; object-fit: cover; }
.fmt__cap { padding: 13px 15px; }
.fmt__cap b { display: block; font-size: .89rem; font-weight: 600; }
.fmt__cap span { font-family: var(--mono); font-size: .67rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

/* ---------- Timeline ---------- */

.tl { border-left: 1px solid var(--line-solid); padding-left: 30px; margin-left: 6px; }
.tl__i { position: relative; padding-bottom: 34px; }
.tl__i:last-child { padding-bottom: 0; }
.tl__i::before {
  content: ''; position: absolute; left: -36px; top: 6px;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--ink); border: 2px solid var(--converge);
}
.tl__y { font-family: var(--mono); font-size: .76rem; letter-spacing: .13em; color: var(--converge); }
.tl__i h4 { margin: 7px 0 7px; font-size: 1.06rem; }
.tl__i p { color: var(--muted); font-size: .94rem; margin: 0; }

/* ---------- Form ---------- */

.form { display: grid; gap: 16px; }
.field label {
  display: block; font-family: var(--mono); font-size: .69rem;
  letter-spacing: .13em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%; background: var(--ink); color: var(--paper);
  border: 1px solid var(--line-solid); border-radius: 9px;
  padding: 13px 15px; font-family: var(--body); font-size: .96rem;
  transition: border-color .16s ease;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--converge); outline: none; }
.field--2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .field--2 { grid-template-columns: 1fr; } }
.form__note { font-family: var(--mono); font-size: .7rem; color: var(--dim); letter-spacing: .04em; }

/* ---------- FAQ ---------- */

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 22px 0;
  font-family: var(--display); font-weight: 600; font-size: 1.05rem;
  letter-spacing: -.015em; display: flex; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; margin-left: auto; color: var(--converge);
  font-family: var(--mono); font-size: 1.25rem; flex: none; transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); font-size: .96rem; padding-bottom: 22px; max-width: 78ch; }

/* ---------- Jobs ---------- */

.job {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 22px 26px; border: 1px solid var(--line); border-radius: 11px;
  background: var(--ink-2); transition: border-color .2s ease;
}
.job + .job { margin-top: 13px; }
.job:hover { border-color: var(--line-solid); }
.job__meta { font-family: var(--mono); font-size: .71rem; letter-spacing: .1em; color: var(--muted); }
.job .btn { margin-left: auto; }

/* ---------- CTA band ---------- */

.cta {
  border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(135deg, var(--ink-3), var(--ink-2));
  padding: clamp(36px, 6vw, 64px);
  text-align: center;
}
.cta p { margin: 18px auto 30px; color: var(--muted); max-width: 56ch; }
.cta__row { display: flex; gap: 13px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */

.ftr { border-top: 1px solid var(--line); padding-block: 60px 34px; background: var(--ink-2); }
.ftr__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
@media (max-width: 900px) { .ftr__grid { grid-template-columns: 1fr 1fr; gap: 34px; } }
@media (max-width: 520px) { .ftr__grid { grid-template-columns: 1fr; } }
.ftr h4 {
  font-family: var(--mono); font-size: .69rem; letter-spacing: .15em;
  text-transform: uppercase; color: var(--muted); font-weight: 500; margin-bottom: 16px;
}
.ftr ul { list-style: none; padding: 0; margin: 0; }
.ftr li { margin-bottom: 10px; }
.ftr li a { color: var(--muted); font-size: .92rem; transition: color .16s ease; }
.ftr li a:hover { color: var(--paper); }
.ftr__blurb { color: var(--muted); font-size: .92rem; max-width: 38ch; margin-top: 16px; }
.ftr__entity {
  margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: .72rem; color: var(--muted); line-height: 1.7; letter-spacing: .02em;
}
.ftr__entity b { color: var(--paper); font-weight: 500; }
.ftr__bot {
  margin-top: 46px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: .84rem; color: var(--dim);
}

/* ---------- Cookie notice ---------- */

.ck {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 150;
  max-width: 560px; margin-inline: auto;
  background: var(--ink-3); border: 1px solid var(--line-solid);
  border-radius: 12px; padding: 18px 20px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.ck p { font-size: .87rem; color: var(--muted); flex: 1 1 260px; margin: 0; }

/* ---------- Scroll reveal ---------- */

.rv { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; } }

/* ---------- Legal pages ---------- */

.legal { max-width: 78ch; }
.legal h2 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); margin: 44px 0 16px; }
.legal h3 { margin: 30px 0 12px; }
.legal p, .legal li { color: var(--muted); font-size: .97rem; }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 9px; }
.legal a { color: var(--converge); text-decoration: underline; text-underline-offset: 3px; }
.legal__stamp {
  font-family: var(--mono); font-size: .72rem; color: var(--dim);
  letter-spacing: .06em; border: 1px dashed var(--line-solid);
  padding: 14px 18px; border-radius: 9px; margin-top: 30px;
}


/* ---------- Brand gradient accents (from the logo) ---------- */

.brand__mark { width: 30px; height: 30px; }

.gradrule {
  height: 3px; border: 0; margin: 0;
  background: var(--brand-grad);
  border-radius: 3px;
}

.hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--brand-grad); opacity: .85; z-index: 2;
}

.cta { position: relative; overflow: hidden; }
.cta::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--brand-grad);
}

.stats__i:nth-child(2) .stats__n { color: var(--paper); }

.grad-text {
  background: var(--brand-grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}