/* =========================================================
   Reset / base
   ========================================================= */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
::selection { background: var(--orange); color: #fff; }

:root {
  --ink: #1e1b4b;
  --ink-rgb: 30, 27, 75;
  --bg: #f4f5f7;
  --bg-2: #ecedf0;
  --bg-2-rgb: 236, 237, 240;
  --orange: #f97316;
  --orange-rgb: 249, 115, 22;
  --orange-deep: #ea6806;
  --purple-deep: #ea6806;
  --line: rgba(30, 27, 75, 0.10);
  --blue: #22c55e;
  --teal: #22c55e;
  --lime: #f97316;
  --mauve: #f97316;
}

.text-ink { color: var(--ink); }
.text-ink-soft { color: rgba(var(--ink-rgb), 0.65); }
.text-ink-mute { color: rgba(var(--ink-rgb), 0.45); }
.text-orange { color: var(--lime); }
.font-mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

/* =========================================================
   Layout helpers
   ========================================================= */
.wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 40px;
}
@media (max-width: 767px) {
  .grid-12 { grid-template-columns: 1fr; gap: 24px; }
}
@media (min-width: 768px) {
  .col-2 { grid-column: span 2; }
  .col-4 { grid-column: span 4; }
  .col-5 { grid-column: span 5; }
  .col-7 { grid-column: span 7; }
}

/* grid paper background */
.grid-paper {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.7;
  background-image:
    linear-gradient(to right, rgba(var(--ink-rgb), 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(var(--ink-rgb), 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}
.grid-paper--dark {
  opacity: 0.6;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.card-elev {
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04), 0 16px 40px -20px rgba(var(--ink-rgb), 0.15);
}

.dotted-rule {
  background-image: radial-gradient(circle, rgba(var(--ink-rgb), 0.25) 1px, transparent 1px);
  background-size: 8px 1px;
  background-repeat: repeat-x;
  background-position: left center;
  height: 1px;
}

@keyframes softPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.92); }
}
.pulse-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--lime);
  animation: softPulse 1.8s ease-in-out infinite;
}
.pulse-dot--white { background: #fff; }

.btn-shadow { box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05), 0 8px 24px -8px rgba(var(--orange-rgb), 0.5); }
.btn-shadow:hover { box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05), 0 12px 32px -8px rgba(var(--orange-rgb), 0.7); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
}
.tag--orange { background: rgba(249, 115, 22, 0.10); color: var(--orange); border-color: rgba(249, 115, 22, 0.25); }
.tag--dark { background: rgba(var(--ink-rgb), 0.05); color: var(--ink); border-color: rgba(var(--ink-rgb), 0.10); }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  padding: 12px 20px;
  transition: background-color 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn--primary { background: var(--orange); color: #fff; }
.btn--primary:hover { background: var(--orange-deep); }
.btn--lg { padding: 16px 28px; font-size: 15px; }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: rgba(var(--ink-rgb), 0.9); }
.btn--ink { background: var(--ink); color: #fff; padding: 16px 32px; font-size: 15px; }
.btn--ink:hover { background: rgba(var(--ink-rgb), 0.9); }
.btn--block { width: 100%; justify-content: center; padding: 14px 20px; }

/* =========================================================
   Navbar
   ========================================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: linear-gradient(to bottom, var(--bg) 60%, transparent);
  padding: 16px 24px 12px;
}
.navbar__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 8px 0 20px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04), 0 16px 40px -20px rgba(var(--ink-rgb), 0.18);
}
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--lime);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.12);
}
.logo-mark--sm { width: 30px; height: 30px; border-radius: 9px; }
.logo-word { font-weight: 800; letter-spacing: -0.02em; font-size: 17px; color: var(--ink); }
.logo-word--dark { color: #fff; }
.navbar__links {
  display: none;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(var(--ink-rgb), 0.65);
}
.navbar__links a:hover { color: var(--ink); }
@media (min-width: 768px) {
  .navbar__links { display: flex; }
}
.navbar__actions { display: flex; align-items: center; gap: 8px; }
.navbar__login {
  display: inline;
  font-size: 14px;
  font-weight: 500;
  color: rgba(var(--ink-rgb), 0.65);
  padding: 8px 12px;
}
.navbar__login:hover { color: var(--ink); }
.navbar__actions .btn--primary { display: none; }
@media (min-width: 640px) {
  .navbar__actions .btn--primary { display: inline-flex; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero__paper { opacity: 0.7; }
.hero-orb--a { width: 520px; height: 520px; background: rgba(249, 115, 22, 0.12); top: -120px; right: -120px; }
.hero-orb--b { width: 360px; height: 360px; background: rgba(30, 27, 75, 0.08); bottom: -120px; left: -80px; }

.hero__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 64px 24px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .hero__inner { padding: 96px 24px 112px; }
}
.hero__copy { max-width: 720px; }
.hero__tags { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 24px; }

.hero__title {
  font-weight: 900;
  letter-spacing: -0.03em;
  font-size: 52px;
  line-height: 0.95;
  color: var(--ink);
}
@media (min-width: 768px) {
  .hero__title { font-size: 76px; }
}

.hero__lead {
  margin-top: 28px;
  font-size: 18px;
  line-height: 1.6;
  color: rgba(var(--ink-rgb), 0.65);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 768px) {
  .hero__lead { font-size: 19px; }
}
.hero__lead b { color: var(--ink); }

.hero__cta { margin-top: 36px; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px 24px; }

.hero__screenshot {
  margin-top: 56px;
  width: 100%;
  max-width: 1080px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(var(--ink-rgb), 0.1);
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04), 0 32px 80px -24px rgba(var(--ink-rgb), 0.2);
}
.hero__screenshot img { display: block; width: 100%; height: auto; }

.hero__secondary-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}
.hero__secondary-link svg { transition: transform 0.15s ease; }
.hero__secondary-link:hover { color: var(--orange); }
.hero__secondary-link:hover svg { transform: translateX(3px); }

.hero__social {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: rgba(var(--ink-rgb), 0.55);
}
.hero__avatars { display: flex; }
.hero__avatar {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 2px solid var(--bg);
  margin-left: -10px;
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04);
}
.hero__avatar:first-child { margin-left: 0; }
.hero__avatar--1 { background: var(--orange); }
.hero__avatar--2 { background: var(--ink); }
.hero__avatar--3 { background: var(--blue); }
.hero__avatar--4 { background: var(--orange-deep); }


/* =========================================================
   Trust strip / marquee
   ========================================================= */
.trust { border-bottom: 1px solid var(--line); background: var(--bg-2); }
.trust__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.trust__label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(var(--ink-rgb), 0.45);
  flex-shrink: 0;
}
.marquee { flex: 1; overflow: hidden; position: relative; }
.marquee__track {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
  color: rgba(var(--ink-rgb), 0.65);
  width: max-content;
  animation: marquee 40s linear infinite;
  will-change: transform;
}
.marquee__group { display: inline-flex; align-items: center; gap: 40px; }
.marquee__dot { color: rgba(var(--ink-rgb), 0.2); margin-left: 40px; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee__fade { position: absolute; inset: 0 auto; top: 0; bottom: 0; width: 80px; pointer-events: none; }
.marquee__fade--left { left: 0; background: linear-gradient(to right, var(--bg-2), transparent); }
.marquee__fade--right { right: 0; background: linear-gradient(to left, var(--bg-2), transparent); }

/* =========================================================
   Section heading shared
   ========================================================= */
.problem, .features, .pricing, .faq { position: relative; border-bottom: 1px solid var(--line); }
.problem, .faq { background: var(--bg); }
.features, .pricing { background: var(--bg-2); }

.problem__inner, .pricing__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px;
}
@media (min-width: 768px) {
  .problem__inner, .pricing__inner { padding: 112px 24px; }
}
.faq__inner { max-width: 1024px; margin: 0 auto; padding: 80px 24px; }
@media (min-width: 768px) {
  .faq__inner { padding: 112px 24px; }
}

.section-title, .problem__title, .pricing__title, .faq__title {
  margin-top: 16px;
  font-weight: 900;
  letter-spacing: -0.03em;
  font-size: 42px;
  line-height: 0.98;
  color: var(--ink);
}
@media (min-width: 768px) {
  .section-title, .problem__title, .pricing__title, .faq__title { font-size: 56px; }
}

/* =========================================================
   Problem
   ========================================================= */
.problem__title { color: var(--ink); }
.problem__intro--full { max-width: 640px; }
.problem__lead { margin-top: 24px; font-size: 17px; color: rgba(var(--ink-rgb), 0.65); line-height: 1.6; max-width: 640px; }
.problem__lead b { color: var(--ink); }
.problem__cards { margin-top: 56px; display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 640px) {
  .problem__cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .problem__cards { grid-template-columns: repeat(3, 1fr); }
}
.pain-card--paired { display: flex; flex-direction: column; }
.pain-card__divider { display: none; }
.pain-card__resolve {
  margin: 16px -24px -24px;
  padding: 16px 24px;
  border-radius: 0 0 22px 22px;
  background: var(--blue);
  font-size: 14.5px;
  color: #fff;
  line-height: 1.6;
}
.pain-card__resolve b { color: #fff; }
.pain-card {
  position: relative;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 24px;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04), 0 16px 40px -20px rgba(var(--ink-rgb), 0.15);
}
.pain-card__head { display: flex; align-items: flex-start; justify-content: space-between; }
.pain-card__num { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: rgba(var(--ink-rgb), 0.45); }
.pain-card__title { margin-top: 16px; font-weight: 700; font-size: 20px; color: var(--ink); letter-spacing: -0.01em; }
.pain-card__body { margin-top: 8px; font-size: 14.5px; color: rgba(var(--ink-rgb), 0.65); line-height: 1.6; }

/* =========================================================
   Features (Como funciona)
   ========================================================= */
.features__inner { max-width: 1280px; margin: 0 auto; padding: 80px 24px; }
@media (min-width: 768px) { .features__inner { padding: 112px 24px; } }

.features__head { margin-bottom: 80px; }
.features__title { margin-top: 16px; font-weight: 900; letter-spacing: -0.03em; font-size: 42px; line-height: 0.98; color: var(--ink); }
@media (min-width: 768px) { .features__title { font-size: 56px; } }

.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  padding: 64px 0;
  border-top: 1px solid var(--line);
}
@media (min-width: 768px) {
  .feature-row { grid-template-columns: 1fr 1fr; gap: 80px; }
  .feature-row--flip .feature-row__copy { order: 2; }
  .feature-row--flip .feature-row__visual { order: 1; }
}

.feature-row__num { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--lime); }
.feature-row__title { margin-top: 12px; font-weight: 700; font-size: 28px; letter-spacing: -0.02em; color: var(--ink); line-height: 1.15; }
.feature-row__body { margin-top: 12px; font-size: 16px; color: rgba(var(--ink-rgb), 0.65); line-height: 1.65; }

.feature-code {
  background: var(--ink);
  border-radius: 18px;
  padding: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: #fff;
}
.feature-code__line { line-height: 1.8; }
.feature-code__line.is-mute { color: rgba(255,255,255,0.45); }
.feature-code__line.is-green { color: #4ade80; margin-top: 4px; }
.feature-code__row { display: flex; gap: 12px; line-height: 1.8; }
.feature-code__row .is-mute { color: rgba(255,255,255,0.4); }

.feature-now { background: var(--ink); color: #fff; border-radius: 18px; padding: 24px; }
.feature-now__meta { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: rgba(255,255,255,0.55); }
.feature-now__title { margin-top: 8px; font-size: 18px; font-weight: 600; }
.feature-now__btn { margin-top: 16px; background: var(--orange); color: #fff; border-radius: 999px; font-size: 13px; font-weight: 600; padding: 8px 16px; display: inline-block; }

.check-bullet {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-top: 2px;
}

/* =========================================================
   Pricing
   ========================================================= */
.pricing__intro { max-width: 760px; }
.pricing__lead { margin-top: 24px; font-size: 17px; color: rgba(var(--ink-rgb), 0.65); line-height: 1.6; max-width: 520px; }
.pricing__switch {
  margin-top: 40px;
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(var(--ink-rgb), 0.06);
  border: 1px solid var(--line);
}
.pricing__switch-btn {
  border: none;
  background: none;
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.pricing__switch-btn.is-active { background: var(--ink); color: #fff; }
.pricing__grid { margin-top: 56px; display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) {
  .pricing__grid { grid-template-columns: repeat(3, 1fr); }
}
.pricing__grid--institution { grid-template-columns: 1fr; max-width: 420px; }
.pricing__grid[hidden] { display: none; }
.price-card {
  position: relative;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 32px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 0 rgba(var(--ink-rgb), 0.04), 0 16px 40px -20px rgba(var(--ink-rgb), 0.15);
}
.price-card--highlight { background: var(--ink); color: #fff; border-color: var(--ink); }
.price-card__badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--orange);
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 999px;
}
.price-card__name { font-weight: 700; font-size: 22px; letter-spacing: -0.01em; }
.price-card__pitch { margin-top: 4px; font-size: 13.5px; color: rgba(var(--ink-rgb), 0.65); }
.price-card--highlight .price-card__pitch { color: rgba(255, 255, 255, 0.6); }
.price-card__price { margin-top: 24px; display: flex; align-items: baseline; gap: 6px; }
.price-card__currency { font-family: 'JetBrains Mono', monospace; font-size: 14px; color: rgba(var(--ink-rgb), 0.45); }
.price-card--highlight .price-card__currency { color: rgba(255, 255, 255, 0.5); }
.price-card__amount { font-weight: 800; letter-spacing: -0.02em; font-size: 56px; line-height: 1; }
.price-card__amount--text { font-size: 28px; }
.price-card__period { font-size: 13px; color: rgba(var(--ink-rgb), 0.65); }
.price-card--highlight .price-card__period { color: rgba(255, 255, 255, 0.6); }
.price-card__features { margin-top: 28px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.price-card__features li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; }
.check-bullet--orange { width: auto; height: auto; background: none; color: var(--lime); margin-top: 2px; }
.price-card .btn { margin-top: 32px; }

/* =========================================================
   FAQ
   ========================================================= */
.faq__head { max-width: 640px; }
.faq__list { margin-top: 48px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.faq-item__num { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: rgba(var(--ink-rgb), 0.45); margin-top: 6px; flex-shrink: 0; }
.faq-item__q { flex: 1; font-weight: 700; font-size: 18px; color: var(--ink); letter-spacing: -0.01em; }
@media (min-width: 768px) {
  .faq-item__q { font-size: 20px; }
}
.faq-item__chev {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(var(--ink-rgb), 0.15);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item[open] .faq-item__chev { transform: rotate(45deg); }
.faq-item__a { padding: 0 40px; margin-top: 12px; font-size: 15px; color: rgba(var(--ink-rgb), 0.65); line-height: 1.6; }


/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--ink); color: #fff; }
.site-footer__inner { max-width: 1280px; margin: 0 auto; padding: 64px 24px; }
.footer__grid { margin-bottom: 0; }
.footer__brand .logo-word { color: #fff; }
.footer__tagline { margin-top: 20px; font-size: 14px; color: rgba(255, 255, 255, 0.6); max-width: 360px; line-height: 1.6; }
.footer__col { margin-top: 40px; }
@media (min-width: 768px) {
  .footer__col { margin-top: 0; }
}
.footer__col-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.footer__col a { color: rgba(255, 255, 255, 0.8); }
.footer__col a:hover { color: #fff; }
.footer__bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
@media (min-width: 768px) {
  .footer__bottom { flex-direction: row; align-items: center; }
}
.footer__copy { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: rgba(255, 255, 255, 0.5); }
.footer__legal { display: flex; gap: 24px; font-size: 13px; color: rgba(255, 255, 255, 0.6); }
.footer__legal a:hover { color: #fff; }

/* =========================================================
   Signup modal
   ========================================================= */
.signup-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: stretch;
  justify-content: center;
}
.signup-overlay[hidden] { display: none; }
@media (min-width: 640px) {
  .signup-overlay { align-items: center; }
}
.signup-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(var(--ink-rgb), 0.6);
  backdrop-filter: blur(4px);
}
.signup-modal {
  position: relative;
  width: 100%;
  background: var(--bg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 100vh;
}
@media (min-width: 640px) {
  .signup-modal {
    max-width: 560px;
    margin: 32px 0;
    border-radius: 24px;
    max-height: 90vh;
  }
}
.signup-modal__header {
  flex-shrink: 0;
  padding: 24px 24px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
@media (min-width: 640px) {
  .signup-modal__header { padding: 24px 32px 20px; }
}
.signup-modal__header-row { display: flex; align-items: center; justify-content: space-between; }
.signup-modal__headline { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.01em; font-size: 16px; color: var(--ink); }
.signup-modal__close {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: none;
  background: transparent;
  display: grid;
  place-items: center;
  color: rgba(var(--ink-rgb), 0.65);
  transition: background-color 0.15s ease;
}
.signup-modal__close:hover { background: rgba(var(--ink-rgb), 0.05); }

.signup-stepper { margin-top: 20px; display: flex; align-items: center; gap: 8px; }
.signup-stepper[hidden] { display: none; }
.signup-step { display: flex; align-items: center; gap: 8px; flex: 1; }
.signup-step__circle {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
  background: rgba(var(--ink-rgb), 0.08);
  color: rgba(var(--ink-rgb), 0.45);
  transition: background-color 0.15s ease, color 0.15s ease;
}
.signup-step.is-done .signup-step__circle { background: var(--orange); color: #fff; }
.signup-step.is-active .signup-step__circle { background: var(--ink); color: #fff; }
.signup-step__label {
  display: none;
  font-size: 12.5px;
  font-weight: 500;
  color: rgba(var(--ink-rgb), 0.45);
}
.signup-step.is-active .signup-step__label { color: var(--ink); }
@media (min-width: 640px) {
  .signup-step__label { display: inline; }
}
.signup-step__line { flex: 1; height: 2px; border-radius: 2px; background: rgba(var(--ink-rgb), 0.08); margin: 0 -4px; }
.signup-step__line.is-done { background: var(--orange); }

.signup-body { flex: 1 1 auto; overflow-y: auto; padding: 28px 24px; }
@media (min-width: 640px) {
  .signup-body { padding: 28px 32px; }
}

.signup-panel[hidden] { display: none; }
.signup-panel__head h3 { font-weight: 700; font-size: 22px; letter-spacing: -0.01em; color: var(--ink); }
.signup-panel__head p { font-size: 14px; color: rgba(var(--ink-rgb), 0.65); margin-top: 4px; }
.signup-panel > * + * { margin-top: 20px; }
.signup-panel__head + .su-field,
.signup-panel__head + .su-disciplinas,
.signup-panel__head + div { margin-top: 20px; }

.su-field { display: block; }
.su-field + .su-field { margin-top: 20px; }
.su-field__label {
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(var(--ink-rgb), 0.45);
  margin-bottom: 6px;
}
.su-field__hint { font-size: 11.5px; color: rgba(var(--ink-rgb), 0.45); margin-top: 6px; }
.su-field input[type="text"],
.su-field input[type="email"],
.su-field input[type="password"] {
  width: 100%;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 12px 16px;
  font-size: 14.5px;
  color: var(--ink);
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.su-field input::placeholder { color: rgba(var(--ink-rgb), 0.45); }
.su-field input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(var(--orange-rgb), 0.2);
}

.su-pills, .su-days { display: flex; flex-wrap: wrap; gap: 8px; }
.su-pill {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: rgba(var(--ink-rgb), 0.65);
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.su-pill:hover { border-color: rgba(var(--ink-rgb), 0.3); }
.su-pill.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }

.su-disciplinas { display: flex; flex-direction: column; gap: 10px; }
.su-disc-row { display: flex; align-items: center; gap: 8px; }
.su-disc-row__num { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: rgba(var(--ink-rgb), 0.45); width: 20px; flex-shrink: 0; }
.su-disc-row input {
  flex: 1;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 12px 16px;
  font-size: 14.5px;
  color: var(--ink);
  font-family: inherit;
}
.su-disc-row input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(var(--orange-rgb), 0.2);
}
.su-disc-row__remove {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: none;
  background: transparent;
  display: grid;
  place-items: center;
  color: rgba(var(--ink-rgb), 0.45);
  flex-shrink: 0;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.su-disc-row__remove:hover { background: rgba(var(--ink-rgb), 0.05); color: var(--ink); }
.su-disc-row__remove[hidden] { display: none; }

.su-add {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  background: transparent;
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  transition: color 0.15s ease;
}
.su-add:hover { color: var(--orange-deep); }

.su-day {
  width: 48px;
  height: 44px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  color: rgba(var(--ink-rgb), 0.45);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.su-day:hover { border-color: rgba(var(--ink-rgb), 0.3); }
.su-day.is-active { background: var(--orange); color: #fff; border-color: var(--orange); }

#suHoras { width: 100%; accent-color: var(--orange); }
.su-range-ends {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(var(--ink-rgb), 0.45);
  margin-top: 4px;
}

.su-summary {
  border-radius: 16px;
  background: var(--ink);
  color: #fff;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  line-height: 1.4;
}
.su-summary__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(var(--orange-rgb), 0.2);
  color: var(--orange);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.signup-footer {
  flex-shrink: 0;
  padding: 20px 24px;
  border-top: 1px solid var(--line);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
@media (min-width: 640px) {
  .signup-footer { padding: 20px 32px; }
}
.signup-footer[hidden] { display: none; }
.signup-footer__back {
  font-size: 14px;
  font-weight: 600;
  border: none;
  background: transparent;
  color: rgba(var(--ink-rgb), 0.65);
  padding: 8px 12px;
  border-radius: 8px;
  transition: background-color 0.15s ease;
}
.signup-footer__back:hover { background: rgba(var(--ink-rgb), 0.05); }
.signup-footer__back.is-invisible { opacity: 0; pointer-events: none; }
.signup-footer__right { display: flex; align-items: center; gap: 12px; }
.signup-footer__skip {
  font-size: 13.5px;
  font-weight: 500;
  border: none;
  background: transparent;
  color: rgba(var(--ink-rgb), 0.45);
  transition: color 0.15s ease;
}
.signup-footer__skip:hover { color: var(--ink); }
#suNext[disabled] { background: rgba(var(--ink-rgb), 0.1); color: rgba(var(--ink-rgb), 0.45); cursor: not-allowed; box-shadow: none; }
#suNext[disabled]:hover { background: rgba(var(--ink-rgb), 0.1); }

.signup-done { text-align: center; padding: 16px 0; }
.signup-done__icon {
  margin: 0 auto;
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: var(--orange);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 12px 32px -8px rgba(var(--orange-rgb), 0.6);
}
.signup-done h3 { margin-top: 20px; font-weight: 800; font-size: 26px; letter-spacing: -0.02em; color: var(--ink); }
.signup-done p { margin-top: 8px; font-size: 14.5px; color: rgba(var(--ink-rgb), 0.65); max-width: 380px; margin-left: auto; margin-right: auto; line-height: 1.6; }
.su-resumo {
  margin-top: 28px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 20px;
  text-align: left;
}
.su-resumo__title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(var(--ink-rgb), 0.45);
  margin-bottom: 12px;
}
.su-resumo__row { display: flex; justify-content: space-between; font-size: 13.5px; margin-top: 8px; }
.su-resumo__row:first-child { margin-top: 0; }
.su-resumo__row span:first-child { color: rgba(var(--ink-rgb), 0.65); }
.su-resumo__row span:last-child { color: var(--ink); font-weight: 500; }
.signup-done .btn { margin-top: 24px; }