/* ===================================================
   TOKENS
=================================================== */
:root {
  --ink: #101F2B;
  --ink-darker: #0B161F;
  --ink-soft: #16293A;
  --paper: #F4EFE6;
  --paper-soft: #ECE5D8;
  --amber: #E9A227;
  --amber-dark: #C8860F;
  --vermilion: #B3402A;
  --slate: #5B6470;
  --line-on-dark: rgba(244, 239, 230, 0.14);
  --line-on-light: rgba(16, 31, 43, 0.14);

  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --container-w: 1180px;
  --radius: 6px;
}

/* ===================================================
   RESET / BASE
=================================================== */
* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 14px; }
p:last-child { margin-bottom: 0; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--amber);
  color: var(--ink);
  padding: 10px 16px;
  z-index: 999;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 14px;
  font-weight: 600;
}
.section--light .eyebrow,
.section--soft .eyebrow,
.section--course .eyebrow,
.contact-grid > div:first-child .eyebrow { color: var(--vermilion); }

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-note {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--slate);
  margin-top: 8px;
}
.section--dark .section-note { color: #9aa3ad; }

/* ===================================================
   BUTTONS
=================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--sm { padding: 9px 18px; font-size: 0.85rem; }

.btn--primary { background: var(--amber); color: var(--ink); }
.btn--primary:hover { background: var(--amber-dark); }

.btn--ghost { background: transparent; color: var(--paper); border-color: var(--line-on-dark); }
.btn--ghost:hover { border-color: var(--amber); color: var(--amber); }

.btn--dark { background: var(--ink); color: var(--paper); }
.btn--dark:hover { background: var(--ink-darker); }

.btn--outline-dark { background: transparent; color: var(--ink); border-color: var(--line-on-light); }
.btn--outline-dark:hover { border-color: var(--vermilion); color: var(--vermilion); }

/* ===================================================
   HEADER / NAV
=================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(16, 31, 43, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-on-dark);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand img { height: 38px; }
.nav-links {
  display: flex;
  gap: 28px;
}
.nav-links a {
  color: var(--paper);
  font-size: 0.92rem;
  font-weight: 500;
  opacity: 0.85;
  transition: opacity 0.2s, color 0.2s;
}
.nav-links a:hover { opacity: 1; color: var(--amber); }

.nav-right { display: flex; align-items: center; gap: 18px; }
.nav-phone {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--paper);
  opacity: 0.8;
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.menu-toggle span {
  height: 2px;
  width: 100%;
  background: var(--paper);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===================================================
   HERO
=================================================== */
.hero {
  background: var(--ink);
  color: var(--paper);
  padding: 150px 0 90px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero h1 { color: var(--paper); }
.hero .lead {
  font-size: 1.08rem;
  color: #C9CFC9;
  max-width: 480px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 28px 0 30px; }

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: #9aa3ad;
  padding-top: 22px;
  border-top: 1px solid var(--line-on-dark);
}

.rank-graph { width: 100%; height: auto; }
.rank-axis { stroke: var(--line-on-dark); stroke-width: 1; }
.rank-label { fill: #9aa3ad; font-family: var(--font-mono); font-size: 11px; }
.rank-label--month { text-anchor: middle; }
.rank-path {
  fill: none;
  stroke: var(--amber);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 480;
  stroke-dashoffset: 0;
}
.rank-dot { fill: var(--amber); }
.rank-dot--start { fill: var(--vermilion); }

@media (prefers-reduced-motion: no-preference) {
  .rank-path {
    stroke-dashoffset: 480;
    animation: draw-line 1.8s 0.3s ease-out forwards;
  }
}
@keyframes draw-line { to { stroke-dashoffset: 0; } }

/* ===================================================
   MARQUEE
=================================================== */
.marquee {
  background: var(--paper-soft);
  border-bottom: 1px solid var(--line-on-light);
  overflow: hidden;
  padding: 18px 0;
}
.marquee__track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; }
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.chip {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 8px 18px;
  border: 1px solid var(--line-on-light);
  border-left: 3px solid var(--vermilion);
  border-radius: 3px;
  background: var(--paper);
  white-space: nowrap;
}

/* ===================================================
   SECTIONS (generic)
=================================================== */
.section { padding: clamp(64px, 8vw, 100px) 0; }
.section--light { background: var(--paper); color: var(--ink); }
.section--soft { background: var(--paper-soft); color: var(--ink); }
.section--dark { background: var(--ink); color: var(--paper); }
.section--dark h2, .section--dark h3 { color: var(--paper); }
.section--course { background: var(--paper-soft); border-top: 1px solid var(--line-on-light); border-bottom: 1px solid var(--line-on-light); }

/* ===================================================
   ABOUT
=================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 56px;
}
.about-image img { border-radius: var(--radius); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line-on-light);
  padding-top: 40px;
}
.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 600;
  color: var(--vermilion);
  margin-bottom: 6px;
}
.stat-label { font-size: 0.88rem; color: var(--slate); margin: 0; }

/* ===================================================
   SERVICES
=================================================== */
.grid-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.card-service {
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card-service:hover { transform: translateY(-4px); border-color: var(--amber); }
.card-service .icon {
  width: 30px; height: 30px;
  stroke: var(--amber);
  fill: none;
  stroke-width: 1.8;
  margin-bottom: 16px;
}
.card-service p { color: #C9CFC9; font-size: 0.92rem; }

/* ===================================================
   PROCESS
=================================================== */
.grid-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.step { border-top: 3px solid var(--amber); padding-top: 18px; }
.step-number {
  font-family: var(--font-mono);
  color: var(--vermilion);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 10px;
}
.step p:not(.step-number) { color: var(--slate); font-size: 0.92rem; }

/* ===================================================
   INDUSTRIES
=================================================== */
.grid-industries {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.card-industry {
  background: var(--paper);
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  padding: 22px 18px;
}
.card-industry p { font-size: 0.88rem; color: var(--slate); }

/* ===================================================
   CASE STUDIES
=================================================== */
.grid-case {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card-case {
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.case-tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--amber);
  margin-bottom: 10px;
}
.case-metric {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.card-case p:not(.case-tag):not(.case-metric):not(.case-timeframe) { color: #C9CFC9; font-size: 0.92rem; }
.case-timeframe {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #9aa3ad;
  margin-top: 14px;
}

/* ===================================================
   PACKAGES
=================================================== */
.grid-packages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.card-package {
  background: var(--paper);
  border: 1px solid var(--line-on-light);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
}
.card-package--highlight {
  border: 2px solid var(--amber);
  position: relative;
}
.package-flag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--amber);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 12px;
  width: fit-content;
}
.package-for { color: var(--slate); font-size: 0.88rem; margin-bottom: 18px; }
.card-package ul { margin-bottom: 24px; flex-grow: 1; }
.card-package li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line-on-light);
  font-size: 0.9rem;
}
.card-package li:last-child { border-bottom: none; }

/* ===================================================
   COURSE
=================================================== */
.course-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.course-list li {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  padding: 12px 0 12px 28px;
  border-bottom: 1px solid var(--line-on-light);
  position: relative;
}
.course-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--vermilion);
}
.course-list li:last-child { border-bottom: none; }

/* ===================================================
   TESTIMONIALS
=================================================== */
.grid-testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card-testimonial {
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.stars { color: var(--amber); letter-spacing: 2px; margin-bottom: 14px; }
.card-testimonial p:not(.stars):not(.testimonial-author) { color: #C9CFC9; font-size: 0.94rem; }
.testimonial-author {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #9aa3ad;
  margin-top: 16px;
}

/* ===================================================
   FAQ
=================================================== */
.faq-list { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--line-on-light); }
.faq-q {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}
.faq-icon {
  width: 18px; height: 18px;
  flex-shrink: 0;
  position: relative;
  margin-left: 16px;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--vermilion);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq-icon::before { width: 14px; height: 2px; }
.faq-icon::after { width: 2px; height: 14px; transition: transform 0.25s ease; }
.faq-q[aria-expanded="true"] .faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-a p { padding-bottom: 20px; color: var(--slate); }

/* ===================================================
   FINAL CTA
=================================================== */
.cta-band {
  background: var(--amber);
  color: var(--ink);
  padding: 64px 0;
  text-align: center;
}
.cta-band h2 { color: var(--ink); margin-bottom: 24px; }
.cta-band .hero-actions { justify-content: center; }
.cta-band .btn--ghost { color: var(--ink); border-color: rgba(16,31,43,0.3); }
.cta-band .btn--ghost:hover { border-color: var(--ink); color: var(--ink); }

/* ===================================================
   CONTACT
=================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
}
.contact-form { margin-top: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #9aa3ad;
  margin-bottom: 8px;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--amber);
  outline: none;
}
.form-success {
  margin-top: 16px;
  color: var(--amber);
  font-size: 0.92rem;
}

.contact-info { display: flex; flex-direction: column; gap: 18px; margin-top: 24px; }
.info-card {
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.info-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--amber);
  margin-bottom: 6px;
}
.info-card a, .info-card p { font-size: 0.95rem; margin: 0; }

/* ===================================================
   FOOTER
=================================================== */
.site-footer { background: var(--ink-darker); color: #9aa3ad; padding: 64px 0 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo { height: 32px; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: 0.9; }
.footer-heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--paper);
  margin-bottom: 16px;
}
.footer-grid ul li { padding: 6px 0; }
.footer-grid ul a:hover { color: var(--amber); }
.footer-grid p { font-size: 0.9rem; }

.social-row { display: flex; gap: 12px; margin-top: 18px; }
.social-icon {
  width: 34px; height: 34px;
  border: 1px solid var(--line-on-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.social-icon svg { width: 16px; height: 16px; fill: none; stroke: #9aa3ad; stroke-width: 1.6; }
.social-icon:hover { border-color: var(--amber); }
.social-icon:hover svg { stroke: var(--amber); }

.newsletter-form { display: flex; gap: 8px; margin-top: 14px; }
.newsletter-form input {
  flex: 1;
  background: var(--ink-soft);
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  padding: 10px 12px;
  color: var(--paper);
  font-size: 0.88rem;
}
.newsletter-form button {
  background: var(--amber);
  color: var(--ink);
  border: none;
  border-radius: var(--radius);
  padding: 0 16px;
  font-weight: 600;
  cursor: pointer;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid var(--line-on-dark);
  padding-top: 24px;
  font-size: 0.85rem;
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a:hover { color: var(--amber); }

/* ===================================================
   FLOATING BUTTONS
=================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  z-index: 90;
  transition: transform 0.2s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; fill: none; stroke: #fff; stroke-width: 1.8; }

.back-to-top {
  position: fixed;
  bottom: 26px;
  right: 92px;
  width: 44px;
  height: 44px;
  background: var(--ink);
  border: 1px solid var(--line-on-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  transition: transform 0.2s ease, background 0.2s ease;
}
.back-to-top:hover { background: var(--amber); }
.back-to-top svg { width: 18px; height: 18px; fill: none; stroke: var(--paper); stroke-width: 2; }

/* ===================================================
   SCROLL REVEAL
=================================================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===================================================
   RESPONSIVE
=================================================== */
@media (min-width: 760px) {
  .nav-phone { display: inline; }
}

@media (max-width: 980px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .nav-right .btn--primary { display: none; }

  .site-nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0; right: 0;
    background: var(--ink);
    padding: 16px 24px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--line-on-dark);
  }
  .site-nav-open .nav-links a { display: block; padding: 12px 0; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 360px; margin: 0 auto; }
  .hero { padding: 120px 0 60px; text-align: left; }

  .about-grid { grid-template-columns: 1fr; }
  .about-image { order: -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .grid-process { grid-template-columns: repeat(2, 1fr); }
  .grid-industries { grid-template-columns: repeat(2, 1fr); }
  .grid-case { grid-template-columns: 1fr; }
  .grid-packages { grid-template-columns: 1fr; }
  .grid-testimonials { grid-template-columns: 1fr; }

  .course-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .grid-process { grid-template-columns: 1fr; }
  .grid-industries { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions, .cta-band .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { text-align: center; }
}