/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: var(--nav-bg);
  color: var(--nav-text);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.nav__mark {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: transparent;
  display: grid;
  place-items: center;
  color: var(--nav-text);
  flex-shrink: 0;
}
.nav__mark svg { width: 22px; height: 22px; }

.nav__brand-text { display: flex; flex-direction: column; line-height: 1.05; color: var(--nav-text); }
.nav__brand-text span:first-child { font-size: 0.95rem; }
.nav__brand-text span:last-child { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; color: var(--nav-text-soft); }

.nav__links {
  display: none;
  align-items: center;
  gap: 32px;
  font-size: 0.94rem;
  font-weight: 500;
}

.nav__links a { color: var(--nav-text-soft); transition: color var(--dur-fast); position: relative; padding-block: 4px; }
.nav__links a:hover { color: var(--nav-text); }
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--nav-text);
  transition: right var(--dur-base) var(--ease);
}
.nav__links a:hover::after { right: 0; }

@media (min-width: 1024px) {
  .nav__links { display: flex; }
}

.nav__actions { display: flex; align-items: center; gap: 12px; }
.nav__actions .btn { padding: 12px 22px; font-size: 0.9rem; }
.nav__actions .btn-nav { display: none; }
@media (min-width: 640px) { .nav__actions .btn-nav { display: inline-flex; } }

.btn-nav {
  background: transparent;
  color: var(--nav-text);
  border: 1.5px solid rgba(255, 255, 255, 0.65);
}
.btn-nav:hover { background: var(--white); color: var(--teal-700); border-color: var(--white); }

.nav__toggle {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: var(--nav-text);
}
.nav__toggle .icon { width: 20px; height: 20px; }
.nav__toggle .icon-close { display: none; }
@media (min-width: 1024px) { .nav__toggle { display: none; } }

.nav.is-open .icon-open { display: none; }
.nav.is-open .icon-close { display: block; }

.mobile-menu {
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  z-index: 49;
  background: var(--bg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
}
.mobile-menu.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-menu a {
  padding: 18px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 1.15rem;
  font-weight: 600;
}
.mobile-menu .btn { margin-top: 24px; }
@media (min-width: 1024px) { .mobile-menu { display: none; } }

/* ==========================================================================
   Hero — full-bleed photo background
   ========================================================================== */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 72px;
  min-height: 600px;
  display: flex;
  align-items: center;
  color: var(--white);
}

@media (max-width: 640px) {
  .hero { padding-top: 76px; padding-bottom: 56px; min-height: 560px; }
}

.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(65%) contrast(1.05);
}
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(14, 39, 36, 0.94) 8%, rgba(14, 39, 36, 0.8) 38%, rgba(20, 54, 49, 0.55) 65%, rgba(44, 109, 100, 0.35) 100%),
    linear-gradient(0deg, rgba(10, 24, 22, 0.55), transparent 45%);
}

.hero__content { max-width: 620px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px 8px 8px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}
.hero__badge .icon { width: 26px; height: 26px; border-radius: var(--r-pill); background: rgba(255, 255, 255, 0.16); display: grid; place-items: center; }
.hero__badge .icon svg { width: 14px; height: 14px; }

.hero h1 {
  font-size: clamp(2.15rem, 1.6rem + 2.4vw, 3.6rem);
  line-height: 1.08;
  margin-bottom: 20px;
  color: var(--white);
}

.hero h1 em {
  font-style: normal;
  color: var(--teal-200);
}

.hero p.lead {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.hero__actions .link-arrow { color: var(--white); }
.hero__actions .btn-primary { background: var(--white); color: var(--teal-700); }
.hero__actions .btn-primary:hover { background: var(--teal-100); }

/* ==========================================================================
   Stats strip
   ========================================================================== */

.stats-strip { padding-block: 44px; border-block: 1px solid var(--border); }

.stats-strip__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 640px) { .stats-strip__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) {
  .stats-strip__grid { grid-template-columns: repeat(4, 1fr); gap: 0; }
  .stat-item { border-left: 1px solid var(--border); padding-left: 28px; }
  .stat-item:first-child { border-left: none; padding-left: 0; }
}

.stat-item .icon {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: grid; place-items: center;
  margin-bottom: 16px;
}
.stat-item .icon svg { width: 22px; height: 22px; }

.stat-item strong {
  display: block;
  font-size: clamp(1.7rem, 1.4rem + 1vw, 2.2rem);
  color: var(--accent-strong);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat-item p { color: var(--text-soft); font-size: 0.94rem; max-width: 26ch; }

/* ==========================================================================
   Services — numbered stacked list (not cards)
   ========================================================================== */

.service-list { border-top: 1px solid var(--border); }

.service-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  padding-block: 40px;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

@media (min-width: 768px) {
  .service-row { grid-template-columns: 90px 1fr auto; align-items: center; gap: 32px; }
}

.service-row__index {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
  padding-top: 4px;
}

.service-row__icon {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: grid; place-items: center;
  margin-bottom: 16px;
}
.service-row__icon svg { width: 26px; height: 26px; }

.service-row__body h3 { font-size: 1.3rem; margin-bottom: 10px; }
.service-row__body p { color: var(--text-soft); max-width: 58ch; }

.service-row__cta {
  margin-top: 20px;
  display: inline-flex;
}
@media (min-width: 768px) { .service-row__cta { margin-top: 0; } }

/* ==========================================================================
   Certifications — marquee (single use on page)
   ========================================================================== */

.certs { overflow: hidden; }

.certs__marquee {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: marquee 32s linear infinite;
}
.certs:hover .certs__marquee,
.certs:focus-within .certs__marquee { animation-play-state: paused; }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .certs__marquee { animation: none; flex-wrap: wrap; width: 100%; justify-content: center; }
}

.cert-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  padding: 14px 22px 14px 14px;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.cert-badge .icon {
  width: 34px; height: 34px;
  border-radius: var(--r-pill);
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.cert-badge .icon svg { width: 18px; height: 18px; }
.cert-badge strong { display: block; font-size: 0.92rem; }
.cert-badge span { font-size: 0.76rem; color: var(--text-soft); }

.certs__fade-l, .certs__fade-r {
  position: absolute; top: 0; bottom: 0; width: 80px; z-index: 2; pointer-events: none;
}
.certs__fade-l { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.certs__fade-r { right: 0; background: linear-gradient(270deg, var(--bg), transparent); }
.certs { position: relative; }

/* ==========================================================================
   Benefits — 2x2 bento with real background variation
   ========================================================================== */

.benefit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) { .benefit-grid { grid-template-columns: repeat(2, 1fr); } }

.benefit-cell {
  border-radius: var(--r-lg);
  padding: 36px 32px;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

.benefit-cell--light { background: var(--surface); border: 1px solid var(--border); }
.benefit-cell--dark {
  background: linear-gradient(155deg, var(--teal-700), var(--teal-900));
  color: var(--white);
}

.benefit-cell .icon {
  width: 52px; height: 52px;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  margin-bottom: 20px;
}
.benefit-cell--light .icon { background: var(--accent-soft); color: var(--accent-strong); }
.benefit-cell--dark .icon { background: rgba(255, 255, 255, 0.12); color: var(--white); }
.benefit-cell .icon svg { width: 26px; height: 26px; }

.benefit-cell h3 { font-size: 1.2rem; margin-bottom: 10px; }
.benefit-cell--light p { color: var(--text-soft); }
.benefit-cell--dark p { color: rgba(255, 255, 255, 0.78); }
.benefit-cell p { max-width: 42ch; }

/* ==========================================================================
   Process — connected horizontal stepper
   ========================================================================== */

.process__track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
}

@media (min-width: 900px) {
  .process__track { grid-template-columns: repeat(4, 1fr); }
  .process__track::before {
    content: "";
    position: absolute;
    top: 27px;
    left: 12%;
    right: 12%;
    height: 1px;
    background: repeating-linear-gradient(90deg, var(--line-strong) 0 8px, transparent 8px 16px);
  }
}

.process__step {
  position: relative;
  padding: 0 20px 0 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-block: 24px;
}
@media (min-width: 900px) { .process__step { padding-block: 0; } }

.process__num {
  width: 54px; height: 54px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1.5px solid var(--accent);
  color: var(--accent-strong);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.process__step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.process__step p { color: var(--text-soft); font-size: 0.95rem; max-width: 32ch; }

/* ==========================================================================
   Results — big numbers, no cards, dark section
   ========================================================================== */

.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  text-align: left;
}

@media (min-width: 768px) { .results-grid { grid-template-columns: repeat(3, 1fr); } }

.result-item strong {
  display: block;
  font-size: clamp(2.6rem, 2rem + 3vw, 4.2rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 14px;
  color: var(--white);
}
.result-item p { color: rgba(255, 255, 255, 0.72); max-width: 34ch; font-size: 1rem; }

/* ==========================================================================
   About — split with real photo
   ========================================================================== */

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 1024px) { .about__grid { grid-template-columns: 0.85fr 1.15fr; gap: 64px; } }

.about__image {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 5 / 4;
}
.about__image img { width: 100%; height: 100%; object-fit: cover; }
.about__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(31, 98, 89, 0.15), rgba(10, 33, 30, 0.65));
  mix-blend-mode: multiply;
}
.about__image-tag {
  position: absolute;
  left: 20px;
  bottom: 20px;
  z-index: 2;
  color: var(--white);
  font-weight: 600;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.about__content h2 { font-size: clamp(1.75rem, 1.45rem + 1.4vw, 2.4rem); margin-bottom: 20px; }
.about__content p { color: var(--text-soft); margin-bottom: 18px; max-width: 60ch; }

.about__pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 28px;
}
.about__pillar { display: flex; gap: 12px; align-items: flex-start; }
.about__pillar .icon { width: 22px; height: 22px; color: var(--accent-strong); flex-shrink: 0; margin-top: 2px; }
.about__pillar span { font-size: 0.92rem; font-weight: 500; }

/* ==========================================================================
   Contact — full-bleed media banner
   ========================================================================== */

.contact-banner {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  padding: 56px 32px;
  isolation: isolate;
}
@media (min-width: 768px) { .contact-banner { padding: 72px 64px; } }

.contact-banner__bg { position: absolute; inset: 0; z-index: -2; }
.contact-banner__bg img { width: 100%; height: 100%; object-fit: cover; }
.contact-banner__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(10, 33, 30, 0.96) 0%, rgba(14, 43, 39, 0.9) 45%, rgba(31, 98, 89, 0.55) 100%);
}

.contact-banner__head { max-width: 520px; margin-bottom: 44px; }
.contact-banner__head h2 { color: var(--white); font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.4rem); margin-bottom: 14px; }
.contact-banner__head p { color: rgba(255, 255, 255, 0.76); font-size: 1.05rem; }

.contact-methods {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) { .contact-methods { grid-template-columns: repeat(3, 1fr); gap: 20px; } }

.contact-method {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--r-md);
  padding: 26px 24px;
  backdrop-filter: blur(6px);
  transition: background var(--dur-fast), transform var(--dur-fast);
}
.contact-method:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-2px); }

.contact-method .icon {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
  display: grid; place-items: center;
  margin-bottom: 16px;
}
.contact-method .icon svg { width: 22px; height: 22px; }
.contact-method h3 { color: var(--white); font-size: 1.02rem; margin-bottom: 8px; }
.contact-method p, .contact-method a { color: rgba(255, 255, 255, 0.72); font-size: 0.92rem; }
.contact-method a:hover { color: var(--white); }

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: var(--teal-950);
  color: rgba(255, 255, 255, 0.82);
  padding-top: 72px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; } }

.footer__brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer__brand .nav__mark { background: var(--teal-500); }
.footer__brand-text { color: var(--white); font-weight: 700; font-size: 1.05rem; }

.footer__desc { max-width: 38ch; font-size: 0.94rem; margin-bottom: 20px; }

.footer__address { display: flex; gap: 10px; font-size: 0.9rem; align-items: flex-start; }
.footer__address .icon { width: 18px; height: 18px; margin-top: 2px; color: var(--teal-300); flex-shrink: 0; }

.footer__heading { color: var(--white); font-size: 0.85rem; font-weight: 700; letter-spacing: 0.04em; margin-bottom: 18px; text-transform: uppercase; }

.footer__links { display: flex; flex-direction: column; gap: 12px; font-size: 0.92rem; }
.footer__links a:hover { color: var(--white); }

.footer__social { display: flex; gap: 10px; margin-top: 20px; }
.footer__social a {
  width: 38px; height: 38px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: grid; place-items: center;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.footer__social a:hover { background: var(--teal-600); border-color: var(--teal-600); }
.footer__social svg { width: 17px; height: 17px; }

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-block: 26px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}
@media (min-width: 640px) { .footer__bottom { flex-direction: row; align-items: center; justify-content: space-between; } }
.footer__bottom a { color: rgba(255, 255, 255, 0.75); font-weight: 600; }
.footer__bottom a:hover { color: var(--white); }

/* ==========================================================================
   WhatsApp floating CTA
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--teal-600);
  color: var(--white);
  padding: 14px 20px 14px 14px;
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast);
}
.whatsapp-float:hover { background: var(--teal-700); transform: translateY(-2px); }
.whatsapp-float .icon {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  position: relative;
}
.whatsapp-float .icon svg { width: 18px; height: 18px; }
.whatsapp-float .icon::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  animation: pulse-ring 2.4s var(--ease) infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.85); opacity: 0.9; }
  80%, 100% { transform: scale(1.5); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .whatsapp-float .icon::before { animation: none; display: none; } }

@media (max-width: 480px) {
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 14px; }
}

/* ==========================================================================
   Concept watermark — subtle demo credit, opposite corner from WhatsApp
   ========================================================================== */

.concept-badge {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 55;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  background: rgba(10, 24, 22, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  opacity: 0.85;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  pointer-events: none;
}
.concept-badge:hover { opacity: 1; }
.concept-badge strong { color: rgba(255, 255, 255, 0.95); font-weight: 700; }
.concept-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--teal-300);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .concept-badge { left: 12px; bottom: 12px; font-size: 0.68rem; padding: 7px 11px; }
}