/* Tucan · Paleta y tipografía tomadas de las guías de marca. */
@font-face {
  font-family: "Montserrat";
  src: url("assets/fonts/Montserrat-Variable.ttf") format("truetype");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --black: #0b0d0c;
  --navy: #17293d;
  --amber: #e7a024;
  --yellow: #fdfe75;
  --white: #fff;
  --muted: #636b67;
  --line: #dde1de;
  --font: "Montserrat", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--white); color: var(--black); font-family: var(--font); font-size: 15px; -webkit-font-smoothing: antialiased; }
::selection { background: var(--yellow); color: var(--black); }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button, a, input, textarea { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p { margin-top: 0; }
p { line-height: 1.8; }
svg { display: block; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 5px; }
.container { width: min(1280px, calc(100% - 112px)); margin-inline: auto; }
.section-space { padding-block: 108px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 20px; top: -100px; padding: 14px 20px; background: var(--yellow); color: var(--black); z-index: 100; }
.skip-link:focus { top: 16px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 58px; padding: 17px 25px; border: 1px solid transparent; border-radius: 5px; font-size: 13px; font-weight: 600; line-height: 1.4; transition: background .2s ease, transform .2s ease; }
.button span { font-size: 24px; line-height: 20px; font-weight: 400; }
.button:hover:not(:disabled) { transform: translateY(-2px); }
.button-dark { background: var(--black); color: var(--white); }
.button-dark:hover:not(:disabled) { background: var(--navy); }
.button-small { min-height: 45px; padding: 12px 19px; gap: 27px; font-size: 12px; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 27px; font-size: 11px; line-height: 1.5; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }
.section-number { color: var(--muted); margin-right: 5px; }
h2 { margin-bottom: 25px; font-size: clamp(30px, 3.1vw, 44px); font-weight: 500; letter-spacing: -1.6px; line-height: 1.18; }
.muted-text { color: var(--muted); }

/* Navegación */
.site-header { position: sticky; top: 0; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); z-index: 20; backdrop-filter: blur(12px); }
.header-inner { min-height: 92px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: block; width: 154px; padding-block: 8px; flex: 0 0 auto; }
.site-nav { display: flex; align-items: center; gap: 38px; }
.site-nav > a:not(.button) { font-size: 12px; font-weight: 500; padding-block: 12px; }
.site-nav > a:not(.button):hover { text-decoration: underline; text-underline-offset: 7px; }
.menu-toggle { display: none; }

/* Portada */
.hero { padding-top: 73px; }
.hero-grid { display: grid; grid-template-columns: 1.22fr 1fr; gap: 52px; align-items: center; }
.hero-copy { padding-block: 8px 22px; }
.hero h1 { margin-bottom: 28px; font-size: clamp(40px, 4.2vw, 62px); font-weight: 400; line-height: 1.12; letter-spacing: -2.6px; }
.hero h1 > span { position: relative; display: inline; background: linear-gradient(transparent 71%, var(--yellow) 71%, var(--yellow) 96%, transparent 96%); }
.hero-description { max-width: 495px; margin-bottom: 30px; color: #4f5652; font-size: 15px; line-height: 1.85; }
.hero-footnote { display: flex; align-items: center; gap: 12px; margin-top: 28px; font-size: 10px; color: var(--muted); line-height: 1.7; }
.short-line { display: inline-block; width: 24px; height: 1px; background: var(--muted); }
.hero-bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 62px; padding-block: 23px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.hero-bottom a { display: flex; align-items: center; gap: 24px; color: var(--black); font-weight: 500; white-space: nowrap; }
.hero-bottom a > span { font-size: 22px; }

/* Situaciones cotidianas: tarjetas legibles que invitan a reconocerse. */
.problems-board { min-width: 0; padding: 29px; background: var(--navy); border-radius: 7px; }
.problems-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.problems-overline { margin-bottom: 12px; color: #bdc6cf; font-size: 8px; font-weight: 500; line-height: 1.6; letter-spacing: 1.2px; }
.problems-heading h2 { margin: 0; color: var(--white); font-size: 32px; font-weight: 400; letter-spacing: -1px; }
.problems-spark { color: var(--amber); font-size: 53px; font-family: Georgia, serif; line-height: 1; }
.problem-cards { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; margin: 29px 0 31px; padding: 0; }
.problem-card { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 20px 18px; border-radius: 4px; background: var(--white); color: var(--navy); transform: rotate(-2deg); }
.problem-card:nth-child(2) { background: var(--yellow); transform: translateY(9px) rotate(2deg); }
.problem-card:nth-child(3) { transform: rotate(1deg); }
.problem-card:nth-child(4) { transform: translateY(9px) rotate(-2deg); }
.problem-card svg { width: 26px; height: 26px; margin-bottom: 17px; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.problem-label { margin-bottom: 9px; font-size: 8px; font-weight: 600; line-height: 1.5; letter-spacing: .35px; text-transform: uppercase; }
.problem-card h3 { margin: 0; font-size: 18px; font-weight: 500; line-height: 1.35; letter-spacing: -.6px; text-wrap: pretty; }
.problems-link { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 17px; border-top: 1px solid #415063; color: var(--yellow); font-size: 11px; font-weight: 500; line-height: 1.6; }
.problems-link > span { font-size: 22px; }
.problems-link:hover { text-decoration: underline; text-underline-offset: 5px; }

/* Qué hacemos */
.heading-columns { display: grid; grid-template-columns: 1.2fr 1fr; gap: 90px; align-items: end; }
.heading-columns h2 { margin-bottom: 0; }
.heading-columns > p { max-width: 440px; margin-bottom: 3px; color: var(--muted); font-size: 14px; }
.service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 23px; margin-top: 46px; }
.service-card { display: flex; flex-direction: column; padding: 31px 28px 27px; border: 1px solid var(--line); border-radius: 5px; transition: border-color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease; }
.service-card:hover { border-color: var(--amber); background: #fffef9; box-shadow: 0 13px 26px rgba(23,41,61,.08); transform: translateY(-6px); }
.service-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 37px; }
.service-card-top > span { font-size: 10px; color: var(--muted); }
.service-card svg { width: 36px; height: 36px; stroke: var(--navy); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.service-card svg circle { fill: var(--white); }
.service-card h3 { font-weight: 500; font-size: 23px; line-height: 1.35; letter-spacing: -.7px; margin-bottom: 16px; }
.service-card p { font-size: 13px; color: var(--muted); margin-bottom: 29px; }
.service-tag { margin-top: auto; padding-top: 22px; border-top: 1px solid var(--line); font-size: 10px; font-weight: 500; }
.service-tag::before { content: "↗"; padding-right: 11px; font-size: 16px; }

/* Metodología */
.method { background: var(--navy); color: var(--white); }
.method-grid { display: grid; grid-template-columns: 1fr 1.08fr; gap: 104px; }
.method .eyebrow { color: var(--yellow); }
.method .section-number { color: #a9b4c0; }
.method h2 { margin-top: 36px; }
.method-intro > p:not(.eyebrow) { max-width: 350px; color: #bdc6cf; font-size: 14px; }
.text-link { display: inline-flex; gap: 28px; align-items: center; padding-block: 14px 8px; border-bottom: 1px solid #718090; font-size: 12px; font-weight: 500; }
.text-link > span { font-size: 22px; color: var(--yellow); }
.text-link:hover { border-color: var(--yellow); }
.method-signature { display: flex; align-items: center; gap: 24px; margin-top: 75px; }
.method-signature img { width: 48px; }
.method-signature > span { font-size: 10px; line-height: 1.8; color: #bdc6cf; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: flex; align-items: flex-start; gap: 25px; padding-block: 25px; border-top: 1px solid #415063; transition: background .25s ease, padding .25s ease; }
.steps li:last-child { border-bottom: 1px solid #415063; }
.steps li:hover { background: rgba(255,255,255,.045); padding-inline: 12px; }
.step-number { color: var(--yellow); font-size: 11px; padding-top: 6px; }
.steps h3 { margin-bottom: 9px; font-size: 22px; font-weight: 500; letter-spacing: -.5px; }
.steps p { margin-bottom: 0; max-width: 330px; color: #bdc6cf; font-size: 12px; line-height: 1.8; }
.step-arrow { margin-left: auto; font-size: 24px; color: #a9b4c0; transition: color .2s ease, transform .2s ease; }
.steps li:hover .step-arrow { color: var(--yellow); transform: translate(3px, -3px); }

/* Portfolio: fichas independientes para incorporar nuevos ejemplos. */
.portfolio { background: #f7f8f5; }
.portfolio-projects { display: grid; gap: 28px; margin-top: 46px; }
.portfolio-project { min-width: 0; background: var(--white); border: 1px solid var(--line); border-radius: 5px; overflow: hidden; }
.project-overview { display: grid; grid-template-columns: .7fr 1.6fr auto; gap: 35px; align-items: start; padding: 38px; }
.project-label { display: flex; gap: 18px; align-items: center; color: var(--muted); font-size: 10px; line-height: 1.8; }
.project-index { color: var(--navy); font-size: 42px; font-weight: 400; letter-spacing: -2px; }
.project-label strong { color: var(--navy); font-weight: 600; }
.project-copy h3 { margin-bottom: 16px; font-size: clamp(24px, 2.4vw, 32px); font-weight: 500; letter-spacing: -1px; line-height: 1.25; }
.project-copy p { max-width: 560px; margin-bottom: 21px; font-size: 13px; color: var(--muted); }
.project-tag { display: inline-block; padding: 7px 11px; background: #f1f3ef; border-radius: 3px; color: var(--navy); font-size: 10px; line-height: 1.5; }
.project-contact { display: inline-flex; align-items: center; gap: 18px; padding-block: 10px; border-bottom: 1px solid var(--line); font-size: 11px; font-weight: 600; }
.project-contact span { font-size: 21px; }
.project-contact:hover { border-color: var(--navy); }
.project-demo > summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; padding: 18px 38px; list-style: none; background: var(--navy); color: var(--white); font-size: 13px; font-weight: 500; cursor: pointer; }
.project-demo > summary::-webkit-details-marker { display: none; }
.project-demo > summary:hover { color: var(--yellow); }
.project-demo > summary:focus-visible { outline-offset: -5px; }
.demo-toggle { color: var(--yellow); font-size: 27px; font-weight: 400; transition: transform .2s ease; }
.project-demo[open] .demo-toggle { transform: rotate(45deg); }
.project-demo-body { padding: 24px; }
.demo-hint, .demo-fallback { font-size: 11px; color: var(--muted); line-height: 1.8; }
.dashboard-frame:has(iframe[hidden]) { display: none; }
.dashboard-frame { background: #f1f3ef; aspect-ratio: 600 / 373.5; }
.dashboard-frame iframe { display: block; width: 100%; height: 100%; border: 0; }
.dashboard-frame iframe[hidden] { display: none; }
.demo-fallback { margin: 18px 0 0; }
.demo-fallback a { color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 1000px) {
  .project-overview { grid-template-columns: 1fr 2fr; gap: 24px; padding: 28px; }
  .project-contact { grid-column: 2; justify-self: start; }
}
@media (max-width: 699px) {
  .portfolio-projects { margin-top: 28px; }
  .project-overview { grid-template-columns: 1fr; padding: 25px; }
  .project-contact { grid-column: 1; }
  .project-demo > summary { padding-inline: 25px; }
  .project-demo-body { padding: 16px; }
  .dashboard-frame { aspect-ratio: auto; height: 400px; }
}

/* Contacto */
.contact { background: var(--yellow); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.08fr; gap: 104px; align-items: start; }
.contact h2 { position: relative; font-size: clamp(38px, 3.8vw, 53px); font-weight: 400; line-height: 1.16; margin-top: 38px; }
.contact h2 > span:not(.hello-spark) { font-weight: 600; }
.contact h2 .hello-spark { display: inline-block; position: relative; top: 3px; margin-left: 10px; font-size: 61px; font-family: Georgia, serif; font-weight: 400; }
.contact-copy > p:not(.eyebrow) { max-width: 390px; font-size: 14px; color: #373c25; }
.contact-note { display: flex; gap: 18px; align-items: center; margin-top: 43px; }
.contact-note > span { display: grid; place-items: center; width: 39px; height: 39px; border: 1px solid #a7a958; border-radius: 50%; font-size: 23px; }
.contact-note p { margin: 0; font-size: 11px; }
.contact-note strong { font-weight: 600; }
.contact-channels { display: grid; max-width: 390px; margin-top: 40px; border-top: 1px solid #b8ba5f; font-style: normal; }
.contact-channels a { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-block: 16px; border-bottom: 1px solid #b8ba5f; font-size: 12px; font-weight: 600; line-height: 1.5; }
.contact-channels a > span { min-width: 0; overflow-wrap: anywhere; }
.contact-channels small { display: block; margin-bottom: 4px; font-size: 8px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.contact-channels strong { font-size: 22px; font-weight: 400; transition: transform .2s ease; }
.contact-channels a:hover strong { transform: translate(3px, -3px); }
.contact-form { background: var(--white); border-radius: 6px; padding: 34px; }
.contact-form fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { margin-bottom: 22px; min-width: 0; }
.form-field label { display: block; margin-bottom: 11px; font-size: 11px; font-weight: 600; }
.form-field label .optional { font-size: 9px; font-weight: 400; }
.form-field input, .form-field textarea { display: block; width: 100%; border: 1px solid #cfd5d0; border-radius: 3px; padding: 13px; color: var(--black); background: var(--white); font-size: 11px; line-height: 1.6; }
.form-field input { min-height: 46px; }
.form-field textarea { min-height: 115px; resize: vertical; }
.form-field input::placeholder, .form-field textarea::placeholder { color: #717772; opacity: 1; }
.form-field input:focus, .form-field textarea:focus { border-color: var(--black); outline: 2px solid var(--yellow); outline-offset: 2px; }
.form-hint { margin-top: -4px; margin-bottom: 20px; font-size: 10px; color: var(--muted); line-height: 1.7; }
.submit-button { width: 100%; font-size: 12px; }
.submit-button:disabled { background: #e9ece9; color: #626a65; }
.form-field input:disabled, .form-field textarea:disabled { background: #fafbfa; color: var(--muted); opacity: 1; }
.form-status { font-size: 11px; line-height: 1.7; margin: 16px 0 0; }
.form-status:empty { display: none; }

/* Pie de página */
.footer-top { display: flex; align-items: center; gap: 51px; padding-block: 41px; }
.footer-brand { width: 145px; }
.footer-top > p { margin-bottom: 0; font-size: 11px; line-height: 1.7; color: var(--muted); }
.back-top { display: flex; align-items: center; gap: 24px; margin-left: auto; font-size: 11px; }
.back-top > span { display: grid; place-items: center; width: 39px; height: 39px; border: 1px solid var(--line); border-radius: 50%; font-size: 22px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-block: 23px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }

/* Movimiento progresivo: solo se activa con JavaScript y se desactiva si el navegador pide menos movimiento. */
.motion-ready [data-intro] { opacity: 0; transform: translateY(18px); }
.motion-play [data-intro] { animation: intro-rise .72s cubic-bezier(.16, 1, .3, 1) forwards; animation-delay: var(--motion-delay, 0ms); }
.motion-ready [data-reveal] { opacity: 0; transform: translateY(24px); }
.motion-ready [data-reveal].is-visible { opacity: 1; transform: translateY(0); transition: opacity .66s ease, transform .66s cubic-bezier(.16, 1, .3, 1); }
.motion-ready .service-card.is-visible:hover { transform: translateY(-6px); }
.motion-ready .steps li.is-visible:hover { transform: none; }
.motion-ready .problem-card { opacity: 0; }
.motion-play .problem-card { animation: problem-card-in .62s cubic-bezier(.16, 1, .3, 1) forwards; animation-delay: calc(300ms + var(--card-delay, 0ms)); }
.motion-play .problems-spark, .motion-play .hello-spark { animation: gentle-twinkle 3.4s ease-in-out 1.1s infinite; }

@keyframes intro-rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes problem-card-in {
  0% { opacity: 0; transform: translateY(18px) rotate(-4deg); }
  100% { opacity: 1; }
}
@keyframes gentle-twinkle {
  0%, 100% { transform: scale(1) rotate(0); opacity: 1; }
  50% { transform: scale(1.12) rotate(8deg); opacity: .78; }
}

/* Adaptación a tablet y celular */
@media (min-width: 1600px) { .hero h1 { font-size: 66px; } }
@media (max-width: 1199px) {
  .container { width: calc(100% - 72px); }
  .hero-grid { gap: 33px; grid-template-columns: 1.16fr 1fr; }
  .hero h1 { font-size: 48px; letter-spacing: -2px; }
  .hero-description { font-size: 14px; }
  .problems-board { padding: 24px; }
  .problem-cards { gap: 13px; }
  .problem-card { padding: 17px 14px; }
  .problem-card h3 { font-size: 16px; }
  .heading-columns { gap: 55px; }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; }
  .service-card { padding: 26px 22px; }
  .service-card h3 { font-size: 21px; }
  .method-grid, .contact-grid { gap: 60px; }
  .contact-form { padding: 28px; }
}
@media (max-width: 899px) {
  html { scroll-padding-top: 92px; }
  .container { width: calc(100% - 48px); }
  .section-space { padding-block: 76px; }
  .header-inner { min-height: 77px; }
  .brand { width: 131px; }
  .site-nav { gap: 22px; }
  .site-nav > a:not(.button) { font-size: 11px; }
  .hero { padding-top: 47px; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 25px; }
  .hero h1 { font-size: 38px; letter-spacing: -1.8px; }
  .hero .eyebrow { font-size: 9px; letter-spacing: 1.2px; }
  .hero-description { font-size: 12px; }
  .hero .button { font-size: 11px; gap: 20px; padding-inline: 18px; }
  .hero-footnote { font-size: 9px; gap: 8px; }
  .problems-board { padding: 21px; }
  .problems-overline { font-size: 7px; letter-spacing: .8px; }
  .problems-heading h2 { font-size: 28px; }
  .problems-spark { font-size: 41px; }
  .problem-cards { margin-block: 25px 29px; gap: 12px; }
  .problem-card { padding: 15px 12px; }
  .problem-label { font-size: 7px; }
  .problem-card h3 { font-size: 14px; letter-spacing: -.4px; }
  .problems-link { font-size: 10px; }
  .hero-bottom { margin-top: 37px; font-size: 10px; }
  .heading-columns { grid-template-columns: 1fr 1fr; gap: 30px; }
  .heading-columns > p { font-size: 12px; }
  h2 { font-size: 32px; letter-spacing: -1.3px; }
  .service-grid { gap: 12px; margin-top: 34px; }
  .service-card { padding: 24px 18px; }
  .service-card h3 { font-size: 18px; letter-spacing: -.6px; }
  .service-card p { font-size: 11px; }
  .service-tag { font-size: 9px; }
  .method-grid { grid-template-columns: .85fr 1fr; gap: 36px; }
  .method h2 { font-size: 30px; }
  .method-intro > p:not(.eyebrow) { font-size: 12px; }
  .steps li { gap: 17px; }
  .steps h3 { font-size: 19px; }
  .steps p { font-size: 11px; }
  .text-link { font-size: 11px; gap: 14px; }
  .contact-grid { grid-template-columns: .9fr 1fr; gap: 34px; }
  .contact h2 { font-size: 37px; }
  .contact h2 .hello-spark { font-size: 43px; }
  .contact-copy > p:not(.eyebrow) { font-size: 12px; }
  .contact-form { padding: 24px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 699px) {
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 74px; }
  .menu-toggle { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 45px; height: 45px; border: 1px solid var(--line); border-radius: 3px; background: var(--white); }
  .menu-toggle span { width: 19px; height: 1px; background: var(--black); transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; padding: 16px 20px 25px; flex-direction: column; align-items: stretch; gap: 10px; border-bottom: 1px solid var(--line); background: var(--white); box-shadow: 0 10px 15px rgba(0,0,0,.04); }
  .site-nav[data-open="true"] { display: flex; }
  .site-nav > a:not(.button) { font-size: 13px; padding: 14px 3px; }
  .site-nav .button { margin-top: 5px; }
  .hero { padding-top: 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 29px; }
  .hero-copy { padding-bottom: 0; }
  .hero h1 { font-size: clamp(34px, 8.8vw, 54px); letter-spacing: -1.6px; line-height: 1.14; margin-bottom: 23px; }
  .hero .eyebrow { font-size: 9px; margin-bottom: 23px; }
  .hero-description { max-width: 420px; font-size: 13px; line-height: 1.8; margin-bottom: 25px; }
  .hero .button { min-height: 55px; font-size: 12px; padding-inline: 21px; gap: 32px; }
  .hero-footnote { margin-top: 21px; font-size: 9px; }
  .problems-board { padding: 25px 22px; }
  .problems-overline { font-size: 8px; }
  .problems-heading h2 { font-size: 31px; }
  .problem-card { padding: 18px 14px; }
  .problem-label { font-size: 8px; }
  .problem-card h3 { font-size: clamp(14px, 4vw, 20px); }
  .problems-link { font-size: 11px; }
  .hero-bottom { align-items: flex-start; margin-top: 28px; padding-block: 18px; font-size: 9px; line-height: 1.7; gap: 20px; }
  .hero-bottom > span { max-width: 180px; }
  .hero-bottom a { gap: 13px; }
  .section-space { padding-block: 60px; }
  .eyebrow { font-size: 10px; margin-bottom: 24px; }
  h2 { font-size: 34px; letter-spacing: -1.4px; }
  .heading-columns { grid-template-columns: 1fr; gap: 20px; }
  .heading-columns > p { max-width: 440px; font-size: 13px; }
  .service-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 28px; }
  .service-card { padding: 25px; }
  .service-card-top { margin-bottom: 25px; }
  .service-card h3 { font-size: 24px; }
  .service-card p { font-size: 13px; max-width: 440px; margin-bottom: 24px; }
  .service-tag { font-size: 10px; padding-top: 17px; }
  .method-grid { grid-template-columns: 1fr; gap: 39px; }
  .method h2 { font-size: 35px; margin-top: 0; }
  .method-intro > p:not(.eyebrow) { max-width: 400px; font-size: 13px; }
  .method-signature { display: none; }
  .steps li { padding-block: 23px; gap: 21px; }
  .steps h3 { font-size: 22px; }
  .steps p { font-size: 12px; max-width: 410px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact h2 { margin-top: 0; font-size: 43px; }
  .contact h2 .hello-spark { font-size: 51px; }
  .contact-copy > p:not(.eyebrow) { font-size: 13px; max-width: 420px; }
  .contact-note { margin-top: 25px; }
  .contact-channels { max-width: none; margin-top: 30px; }
  .contact-channels a { font-size: 12px; }
  .contact-form { padding: 25px 21px; }
  .form-field label { font-size: 12px; }
  .form-field input, .form-field textarea { font-size: 16px; padding: 11px; }
  .form-field input::placeholder, .form-field textarea::placeholder { font-size: 12px; }
  .form-hint { font-size: 11px; }
  .footer-top { gap: 23px; flex-wrap: wrap; padding-block: 31px; }
  .footer-top > p { font-size: 9px; margin-left: auto; }
  .footer-brand { width: 122px; }
  .back-top { margin: 0; justify-content: space-between; width: 100%; padding-top: 10px; }
  .footer-bottom { font-size: 9px; gap: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}