:root {
  --navy: #071d3a;
  --navy-soft: #102b4f;
  --blue: #075eff;
  --ink: #18202a;
  --gray: #66717f;
  --line: #d9dde2;
  --cream: #f3f0e9;
  --white: #fff;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "DM Sans", sans-serif; font-size: 16px; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header { position: sticky; top: 0; z-index: 20; height: 88px; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(7,29,58,.1); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand-logo { display: block; width: 176px; aspect-ratio: 2048 / 744; background: var(--navy); -webkit-mask: url("tholl-tech-logo-final.png") center / contain no-repeat; mask: url("tholl-tech-logo-final.png") center / contain no-repeat; }
.site-nav { display: flex; align-items: center; gap: 34px; font-size: .92rem; font-weight: 500; }
.site-nav > a:not(.nav-cta) { padding-block: 12px; position: relative; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 7px; height: 1px; background: var(--blue); transition: right .2s ease; }
.site-nav > a:hover::after { right: 0; }
.nav-cta { padding: 12px 20px; color: var(--white); background: var(--navy); }
.menu-button { display: none; background: none; border: 0; padding: 10px; }
.menu-button span:not(.sr-only) { display: block; width: 25px; height: 2px; margin: 5px; background: var(--navy); }

.hero { padding: 84px 0 76px; background: var(--cream); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, .65fr); gap: 78px; align-items: stretch; }
.hero-copy { padding: 34px 0 24px; }
.eyebrow, .section-number { margin: 0 0 22px; color: var(--blue); font-size: .76rem; line-height: 1.2; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; font-family: "Manrope", sans-serif; line-height: 1.12; }
h1 { max-width: 790px; margin-bottom: 28px; color: var(--navy); font-size: clamp(2.8rem, 5.4vw, 5rem); letter-spacing: -.05em; }
.hero-lead { max-width: 680px; margin: 0; color: #475463; font-size: clamp(1.08rem, 1.8vw, 1.28rem); line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 40px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 55px; padding: 0 24px; font-weight: 600; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--navy); }
.button-primary:hover { background: var(--blue); }
.text-link { color: var(--navy); font-weight: 600; border-bottom: 1px solid var(--navy); }
.hero-panel { min-height: 480px; display: flex; flex-direction: column; justify-content: space-between; padding: 34px; color: var(--white); background: var(--navy); }
.panel-index { font-size: .7rem; letter-spacing: .14em; }
.panel-statement { font-family: "Manrope", sans-serif; font-size: clamp(1.85rem, 3.2vw, 2.85rem); line-height: 1.22; letter-spacing: -.035em; }
.panel-statement strong { color: #6d9fff; font-weight: 600; }
.hero-panel p { max-width: 260px; margin: 0; color: #cbd5e1; font-size: .95rem; }

.trust-strip { color: var(--navy); background: var(--white); border-bottom: 1px solid var(--line); }
.trust-list { min-height: 88px; display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; }
.trust-list span { padding: 8px 25px; font-size: .78rem; font-weight: 600; letter-spacing: .05em; text-align: center; text-transform: uppercase; border-right: 1px solid var(--line); }
.trust-list span:first-child { padding-left: 0; text-align: left; }
.trust-list span:last-child { border: 0; }

.section { padding: 120px 0; }
.split-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; }
h2 { color: var(--navy); font-size: clamp(2.05rem, 4.1vw, 3.65rem); letter-spacing: -.04em; }
.about h2 { max-width: 520px; }
.about-copy { padding-top: 43px; }
.about-copy > p { max-width: 680px; color: var(--gray); }
.about-copy .large-copy { color: var(--ink); font-size: 1.25rem; line-height: 1.65; }
.principles { margin-top: 50px; border-top: 1px solid var(--line); }
.principles div { display: grid; grid-template-columns: 180px 1fr; gap: 30px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.principles strong { color: var(--navy); }
.principles strong, .service-list h3 { display: flex; align-items: center; gap: 12px; }
.outline-icon { width: 24px; height: 24px; flex: 0 0 24px; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.principles span { color: var(--gray); }

.services { color: var(--white); background: var(--navy); }
.section-number.light { color: #77a5ff; }
.services .section-number { font-size: .7rem; }
.section-heading { display: grid; grid-template-columns: 1.3fr .7fr; gap: 100px; align-items: end; margin-bottom: 65px; }
.section-heading h2 { max-width: 700px; margin-bottom: 0; color: var(--white); font-size: clamp(1.6rem, 3.15vw, 2.8rem); }
.section-heading > p { margin: 0 0 8px; color: #bdc9d8; font-size: .875rem; }
.service-list { border-top: 1px solid #37506e; }
.service-list article { display: block; padding: 34px 0; border-bottom: 1px solid #37506e; }
.service-list article div { display: grid; grid-template-columns: .95fr 1.05fr; gap: 70px; }
.service-list h3 { margin: 0; font-size: clamp(1.05rem, 1.7vw, 1.4rem); font-weight: 500; letter-spacing: -.025em; }
.service-list .outline-icon { color: #77a5ff; }
.service-list p { max-width: 520px; margin: 0; color: #bdc9d8; font-size: .875rem; }

.method { background: var(--cream); }
.method-intro { max-width: 750px; margin-bottom: 64px; }
.method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid #c7c9ca; border-bottom: 1px solid #c7c9ca; }
.method-grid li { min-height: 280px; padding: 28px; border-right: 1px solid #c7c9ca; }
.method-grid li:first-child { padding-left: 0; }
.method-grid li:last-child { border: 0; }
.method-icon { display: block; width: 58px; height: 58px; margin: 2px auto 34px; color: var(--blue); fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.method-grid h3 { margin: 0 0 15px; color: var(--navy); font-size: 1.4rem; }
.method-grid p { margin: 0; color: var(--gray); }

.projects { background: var(--white); }
.projects-heading { display: grid; grid-template-columns: 1fr .55fr; gap: 20px 90px; align-items: end; margin-bottom: 60px; }
.projects-heading .section-number { grid-column: 1 / -1; margin-bottom: 0; }
.projects-heading h2 { max-width: 760px; margin-bottom: 0; }
.projects-heading > p:last-child { margin: 0 0 8px; color: var(--gray); }
.projects-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.project-card { display: grid; grid-template-columns: 42% 1fr; min-height: 330px; border: 1px solid var(--line); background: var(--white); transition: border-color .2s ease, transform .2s ease; }
.project-card:hover { border-color: #aeb8c4; transform: translateY(-3px); }
.project-logo { min-height: 100%; display: flex; align-items: center; justify-content: center; padding: 38px 28px; background: var(--cream); border-right: 1px solid var(--line); }
.project-logo img { width: 100%; max-height: 185px; object-fit: contain; }
.project-logo-washclub img { max-width: 210px; }
.project-logo-conexxa img { max-width: 190px; }
.project-content { display: flex; flex-direction: column; padding: 36px 32px 32px; }
.project-sector { margin: 0 0 18px; color: var(--blue); font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.project-content h3 { margin-bottom: 16px; color: var(--navy); font-size: 1.55rem; letter-spacing: -.025em; }
.project-content > p:not(.project-sector) { margin: 0 0 28px; color: var(--gray); font-size: .94rem; }
.project-content a { align-self: flex-start; margin-top: auto; color: var(--navy); font-weight: 600; border-bottom: 1px solid var(--navy); }
.project-content a span { margin-left: 6px; }

.contact { padding: 110px 0; color: var(--white); background: var(--navy-soft); }
.contact-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 110px; align-items: end; }
.contact h2 { max-width: 760px; margin-bottom: 0; color: var(--white); font-size: clamp(1.95rem, 3.375vw, 3rem); }
.contact-action > p { margin: 0 0 28px; color: #cbd5e1; }
.button-light { color: var(--navy); background: var(--white); }
.button-light:hover { background: var(--cream); }
.contact-details { display: flex; flex-direction: column; gap: 5px; margin-top: 32px; font-size: .92rem; }
.contact-details a:hover { color: #92b6ff; }
.contact-form { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 34px; margin-top: 36px; padding-top: 52px; border-top: 1px solid #49617c; }
.form-field { display: flex; flex-direction: column; gap: 9px; }
.form-field label { color: #dbe3ed; font-size: .82rem; font-weight: 600; letter-spacing: .04em; }
.form-field input, .form-field textarea { width: 100%; border: 1px solid #60748b; border-radius: 0; padding: 14px 16px; color: var(--white); background: #173451; font: inherit; outline: none; transition: border-color .2s ease, background .2s ease; }
.form-field input { min-height: 52px; }
.form-field textarea { min-height: 150px; resize: vertical; }
.form-field input:focus, .form-field textarea:focus { border-color: var(--white); background: #1b3b5b; }
.form-message, .form-submit { grid-column: 1 / -1; }
.form-submit { display: flex; align-items: center; gap: 24px; }
.form-submit p { max-width: 430px; margin: 0; color: #aebdcd; font-size: .82rem; }

footer { padding: 34px 0; background: var(--white); }
.footer-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; color: var(--gray); font-size: .8rem; }
.footer-logo { width: 145px; }
.footer-inner p { margin: 0; text-align: center; }
.footer-cnpj { color: #7c8793; }
.footer-inner > a { justify-self: end; color: var(--navy); font-weight: 600; }

@media (max-width: 900px) {
  .site-header { height: 76px; }
  .menu-button { display: block; }
  .site-nav { position: absolute; top: 76px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 16px 24px 26px; background: var(--white); border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 13px 0; }
  .site-nav .nav-cta { margin-top: 8px; padding: 13px 18px; text-align: center; }
  .hero { padding-top: 50px; }
  .hero-grid, .split-layout, .section-heading, .projects-heading, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-panel { min-height: 360px; }
  .trust-list { grid-template-columns: repeat(2, 1fr); padding: 16px 0; }
  .trust-list span { min-height: 55px; display: flex; align-items: center; justify-content: center; border-bottom: 1px solid var(--line); }
  .trust-list span:nth-child(2) { border-right: 0; }
  .trust-list span:nth-child(3), .trust-list span:nth-child(4) { border-bottom: 0; }
  .trust-list span:first-child { padding-left: 25px; text-align: center; }
  .section { padding: 85px 0; }
  .about-copy { padding-top: 0; }
  .section-heading { align-items: start; }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .method-grid li:nth-child(2) { border-right: 0; }
  .method-grid li:nth-child(-n+2) { border-bottom: 1px solid #c7c9ca; }
  .projects-heading { gap: 20px; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact { padding: 85px 0; }
  .contact-form { margin-top: 16px; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .brand-logo { width: 150px; }
  .footer-logo { width: 145px; }
  .hero { padding: 34px 0 54px; }
  h1 { font-size: clamp(2.65rem, 14vw, 4rem); }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .button { width: 100%; }
  .text-link { align-self: flex-start; }
  .hero-panel { min-height: 330px; padding: 28px; }
  .trust-list { grid-template-columns: 1fr; }
  .trust-list span, .trust-list span:nth-child(3) { min-height: 48px; padding: 12px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .trust-list span:last-child { border-bottom: 0; }
  .section { padding: 70px 0; }
  .about .split-layout { gap: 24px; }
  .about h2 { margin-bottom: 0; }
  .principles div { grid-template-columns: 1fr; gap: 4px; }
  .service-list article div { grid-template-columns: 1fr; gap: 12px; }
  .method-grid { grid-template-columns: 1fr; border-bottom: 0; }
  .method-intro { margin-bottom: 38px; }
  .method-grid li, .method-grid li:first-child { min-height: 0; padding: 24px 0 20px; border-right: 0; border-bottom: 1px solid #c7c9ca; }
  .method-icon { width: 52px; height: 52px; margin-bottom: 22px; }
  .method-grid h3 { margin-bottom: 8px; }
  .project-card { grid-template-columns: 1fr; }
  .project-logo { min-height: 210px; border-right: 0; border-bottom: 1px solid var(--line); }
  .project-logo img { max-height: 150px; }
  .project-content { padding: 30px 26px; }
  .contact { padding: 70px 0; }
  .contact-form { grid-template-columns: 1fr; gap: 22px; padding-top: 38px; }
  .form-field, .form-message, .form-submit { grid-column: 1; }
  .form-submit { align-items: stretch; flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr; justify-items: start; }
  .footer-inner p { text-align: left; }
  .footer-inner > a { justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}
.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.form-submit button:disabled {
  cursor: wait;
  opacity: .68;
}

.form-status.success {
  color: #d9f4e4;
}

.form-status.error {
  color: #ffd4d4;
}