/* ==========================================================
   ManyBoxEnviox — SaaS Landing Page Design System
   Inspired by Stripe, Linear, Vercel — Professional logistics.
   ========================================================== */

/* ----- Reset & Base ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Primary */
  --mb-blue: #0040C1;
  --mb-blue-600: #0052E0;
  --mb-blue-500: #2563EB;
  --mb-blue-400: #3B82F6;
  --mb-blue-50: #EFF6FF;
  --mb-blue-25: #F5F8FF;

  /* Neutral */
  --mb-dark: #0A0F1E;
  --mb-gray-900: #111827;
  --mb-gray-800: #1F2937;
  --mb-gray-700: #374151;
  --mb-gray-600: #4B5563;
  --mb-gray-500: #6B7280;
  --mb-gray-400: #9CA3AF;
  --mb-gray-300: #D1D5DB;
  --mb-gray-200: #E5E7EB;
  --mb-gray-100: #F3F4F6;
  --mb-gray-50: #F9FAFB;
  --mb-white: #FFFFFF;

  /* Semantic */
  --mb-green: #059669;
  --mb-green-50: #ECFDF5;
  --mb-red: #DC2626;
  --mb-red-50: #FEF2F2;
  --mb-amber: #D97706;
  --mb-amber-50: #FFFBEB;

  /* Spacing (8px scale) */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;
  --sp-24: 96px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows — subtle, layered */
  --shadow-xs: 0 1px 2px rgba(0,0,0,.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.03);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.06), 0 2px 4px -2px rgba(0,0,0,.04);
  --shadow-lg: 0 8px 24px -4px rgba(0,0,0,.08), 0 4px 8px -4px rgba(0,0,0,.03);
  --shadow-xl: 0 20px 48px -12px rgba(0,0,0,.12);
  --shadow-blue: 0 4px 14px -2px rgba(0,64,193,.2);
  --shadow-ring: 0 0 0 3px rgba(37,99,235,.12);

  /* Typography scale */
  --text-xs: .75rem;
  --text-sm: .8125rem;
  --text-base: .875rem;
  --text-md: .9375rem;
  --text-lg: 1.0625rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Motion */
  --ease-out: cubic-bezier(0, 0, .2, 1);
  --ease-in-out: cubic-bezier(.4, 0, .2, 1);
  --duration-fast: 120ms;
  --duration-base: 150ms;
  --duration-slow: 200ms;
}

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  color: var(--mb-gray-700);
  background: var(--mb-white);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  text-decoration: none; color: inherit;
  transition: color var(--duration-fast) var(--ease-out);
}
img { max-width: 100%; display: block; }
ul { list-style: none; }

::selection {
  background: var(--mb-blue-50);
  color: var(--mb-blue);
}

/* =========================================================
   NAVBAR — Stripe-style, clean
   ========================================================= */
.mb-nav {
  position: fixed; top: 0; left: 0; width: 100%;
  height: 72px; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--mb-gray-200);
  box-shadow: 0 1px 16px rgba(0,0,0,0.06);
  transition: box-shadow var(--duration-slow) var(--ease-out),
              border-color var(--duration-slow) var(--ease-out);
}
.mb-nav--scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.09);
  border-bottom-color: var(--mb-gray-200);
}
.mb-nav__inner {
  max-width: 1180px; margin: 0 auto;
  padding: 0 var(--sp-6); height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.mb-nav__brand {
  display: flex; align-items: center; gap: var(--sp-3);
  font-weight: 700; font-size: var(--text-md); color: var(--mb-dark);
  letter-spacing: -.01em;
}
.mb-nav__logo-img { height: 52px; width: auto; }

/* Links */
.mb-nav__links {
  display: flex; gap: var(--sp-1); align-items: center;
}
.mb-nav__links a {
  padding: 6px 12px; font-size: var(--text-sm); font-weight: 500;
  color: var(--mb-gray-600); border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
  position: relative;
}
.mb-nav__links a:hover { color: var(--mb-gray-900); }
.mb-nav__links a.active { color: var(--mb-blue); }

/* Actions */
.mb-nav__actions { display: flex; align-items: center; gap: var(--sp-3); }
.mb-nav__lang {
  display: flex; gap: 1px;
  font-size: var(--text-xs); font-weight: 600;
  background: var(--mb-gray-100); border-radius: var(--radius-sm);
  padding: 2px;
}
.mb-nav__lang .lang-option {
  padding: 3px 8px; border-radius: 4px; cursor: pointer;
  color: var(--mb-gray-500);
  transition: all var(--duration-fast) var(--ease-out);
}
.mb-nav__lang .lang-option.active {
  background: var(--mb-white); color: var(--mb-gray-900);
  box-shadow: var(--shadow-xs);
}

/* Auth */
.mb-nav__auth { position: relative; }
.mb-nav__auth-trigger {
  background: none; border: none; cursor: pointer;
  font-size: 1.25rem; color: var(--mb-gray-400);
  display: flex; align-items: center; padding: 4px;
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}
.mb-nav__auth-trigger:hover {
  color: var(--mb-gray-700);
  background: var(--mb-gray-100);
}

/* Hamburger */
.mb-nav__hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px;
}
.mb-nav__hamburger span {
  width: 20px; height: 2px; background: var(--mb-gray-800);
  border-radius: 2px; transition: var(--duration-base) var(--ease-out);
}
/* Hamburger → X when active */
.mb-nav__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mb-nav__hamburger.active span:nth-child(2) {
  opacity: 0; transform: scaleX(0);
}
.mb-nav__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   HERO — Bold, clear hierarchy, no gradient text
   ========================================================= */
.mb-hero {
  padding: 140px 0 88px;
  background: var(--mb-gray-50);
  position: relative; overflow: hidden;
}
/* Subtle geometric accent */
.mb-hero::before {
  content: ''; position: absolute;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,.04) 0%, transparent 70%);
  top: -180px; right: -120px; pointer-events: none;
}
.mb-hero::after {
  content: ''; position: absolute;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(5,150,105,.03) 0%, transparent 70%);
  bottom: -100px; left: -80px; pointer-events: none;
}

.mb-hero__container {
  max-width: 1180px; margin: 0 auto; padding: 0 var(--sp-6);
  display: grid; grid-template-columns: 1.15fr .85fr; gap: var(--sp-16); align-items: center;
}
.mb-hero__eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--text-xs); font-weight: 600; text-transform: uppercase;
  letter-spacing: 1.2px; color: var(--mb-blue);
  background: var(--mb-blue-50); padding: 5px 14px; border-radius: var(--radius-full);
  margin-bottom: var(--sp-4);
  width: fit-content;
}
.mb-hero__title {
  font-size: clamp(2.25rem, 4.5vw, var(--text-5xl)); font-weight: 800;
  line-height: 1.1; color: var(--mb-dark); margin-bottom: var(--sp-5);
  letter-spacing: -.025em;
}
/* No gradient — solid accent color */
.mb-hero__accent {
  color: var(--mb-blue);
}
.mb-hero__desc {
  font-size: var(--text-lg); color: var(--mb-gray-500); max-width: 480px;
  line-height: 1.65; margin-bottom: var(--sp-8);
}
.mb-hero__ctas { display: flex; gap: var(--sp-3); flex-wrap: wrap; margin-bottom: var(--sp-12); }

/* Trust stats */
.mb-hero__trust {
  display: flex; align-items: center; gap: var(--sp-6);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--mb-gray-200);
}
.mb-hero__stat strong {
  display: block; font-size: var(--text-2xl); font-weight: 800;
  color: var(--mb-dark); letter-spacing: -.02em; line-height: 1.2;
}
.mb-hero__stat span {
  font-size: var(--text-xs); color: var(--mb-gray-500);
  text-transform: uppercase; letter-spacing: .4px; font-weight: 500;
}
.mb-hero__stat-sep { width: 1px; height: 40px; background: var(--mb-gray-200); }

/* Hero card (tracking preview) */
.mb-hero__visual { display: flex; justify-content: center; }
.mb-hero__card {
  background: var(--mb-white); border-radius: var(--radius-xl); padding: var(--sp-6);
  box-shadow: var(--shadow-xl); border: 1px solid var(--mb-gray-200);
  width: 100%; max-width: 380px;
  transition: box-shadow var(--duration-slow) var(--ease-out);
}
.mb-hero__card:hover {
  box-shadow: 0 24px 56px -12px rgba(0,0,0,.14);
}
.mb-hero__card-head {
  display: flex; align-items: center; gap: var(--sp-3);
  font-weight: 600; font-size: var(--text-sm); color: var(--mb-dark);
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--mb-gray-100);
}
.mb-hero__card-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--mb-green);
  box-shadow: 0 0 0 3px rgba(5,150,105,.15);
  animation: mb-pulse 2.5s ease-in-out infinite;
}
.mb-hero__card-body { display: flex; flex-direction: column; }

/* Tracking mini-steps */
.mb-track-step { display: flex; align-items: center; gap: 14px; padding: 4px 0; }
.mb-track-step__icon {
  width: 36px; height: 36px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm); flex-shrink: 0;
  transition: transform var(--duration-fast) var(--ease-out);
}
.mb-track-step:hover .mb-track-step__icon { transform: scale(1.05); }

.mb-track-step--done .mb-track-step__icon { background: var(--mb-green-50); color: var(--mb-green); }
.mb-track-step--current .mb-track-step__icon {
  background: var(--mb-blue-50); color: var(--mb-blue);
  animation: mb-pulse 2.5s ease-in-out infinite;
}
.mb-track-step--pending .mb-track-step__icon { background: var(--mb-gray-100); color: var(--mb-gray-400); }
.mb-track-step div:last-child strong {
  display: block; font-size: var(--text-sm); color: var(--mb-dark); font-weight: 600;
}
.mb-track-step div:last-child span { font-size: var(--text-xs); color: var(--mb-gray-500); }

.mb-track-line {
  width: 2px; height: 16px; margin-left: 17px;
  background: var(--mb-gray-200); border-radius: 2px;
  transition: background var(--duration-slow) var(--ease-out);
}
.mb-track-line--done { background: var(--mb-green); }
.mb-track-line--active {
  background: var(--mb-blue-400);
  animation: mb-line-pulse 2s ease-in-out infinite;
}

@keyframes mb-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37,99,235,.15); }
  50% { box-shadow: 0 0 0 6px rgba(37,99,235,0); }
}
@keyframes mb-line-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .5; }
}

/* =========================================================
   BUTTONS — Solid, clear, Stripe-inspired
   ========================================================= */
.mb-btn {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 11px 22px; font-size: var(--text-base); font-weight: 600;
  border-radius: var(--radius-md); border: none; cursor: pointer;
  font-family: inherit; line-height: 1.35;
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
}
.mb-btn i {
  font-size: .85em;
  transition: transform var(--duration-base) var(--ease-out);
}
.mb-btn:hover i.fa-arrow-right { transform: translateX(3px); }

.mb-btn--primary {
  background: var(--mb-blue); color: var(--mb-white);
  box-shadow: var(--shadow-blue), inset 0 1px 0 rgba(255,255,255,.08);
}
.mb-btn--primary:hover {
  background: var(--mb-blue-600);
  box-shadow: 0 6px 20px -4px rgba(0,64,193,.28), inset 0 1px 0 rgba(255,255,255,.08);
  transform: translateY(-1px);
}
.mb-btn--primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.08);
}

.mb-btn--ghost {
  background: var(--mb-white); color: var(--mb-gray-800);
  border: 1px solid var(--mb-gray-300);
  box-shadow: var(--shadow-xs);
}
.mb-btn--ghost:hover {
  border-color: var(--mb-gray-400); color: var(--mb-gray-900);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.mb-btn--ghost:active {
  transform: translateY(0);
  background: var(--mb-gray-50);
}

.mb-btn--full { width: 100%; justify-content: center; }
.mb-btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }

/* =========================================================
   SECTIONS COMMON
   ========================================================= */
.mb-section { padding: var(--sp-24) 0; }
.mb-section--alt { background: var(--mb-gray-50); }
.mb-section--dark { background: var(--mb-dark); }

.mb-section__container { max-width: 1180px; margin: 0 auto; padding: 0 var(--sp-6); }

.mb-section__head { text-align: center; margin-bottom: var(--sp-12); }
.mb-section__tag {
  display: inline-block; padding: 4px 12px;
  background: var(--mb-blue-50); color: var(--mb-blue);
  font-size: var(--text-xs); font-weight: 700; border-radius: var(--radius-full);
  text-transform: uppercase; letter-spacing: .8px; margin-bottom: var(--sp-3);
}
.mb-section__tag--light { background: rgba(255,255,255,.08); color: rgba(255,255,255,.7); }

.mb-section__title {
  font-size: clamp(1.5rem, 3vw, var(--text-4xl)); font-weight: 800;
  color: var(--mb-dark); margin-bottom: var(--sp-3); letter-spacing: -.02em;
  line-height: 1.15;
}
.mb-section__subtitle {
  font-size: var(--text-md); color: var(--mb-gray-500);
  max-width: 520px; margin: 0 auto; line-height: 1.6;
}

/* =========================================================
   SERVICES — Clean cards, no gradient
   ========================================================= */
.mb-services { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }

.mb-svc-card {
  padding: var(--sp-8) var(--sp-6); border-radius: var(--radius-lg);
  border: 1px solid var(--mb-gray-200); background: var(--mb-white);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
}
.mb-svc-card:hover {
  border-color: var(--mb-gray-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Featured card — solid color, high contrast */
.mb-services .mb-svc-card--featured {
  background: #0035A0 !important; 
  border-color: #0035A0 !important;
  color: #ffffff !important;
  box-shadow: var(--shadow-lg) !important;
}
.mb-services .mb-svc-card--featured:hover {
  background: #002D8A !important;
  border-color: #002D8A !important;
  box-shadow: var(--shadow-blue) !important;
}
.mb-services .mb-svc-card--featured h3 { 
  color: #ffffff !important; 
  font-size: var(--text-lg) !important;
  text-shadow: none !important;
}
.mb-services .mb-svc-card--featured p { 
  color: #ffffff !important; 
  opacity: 1 !important;
  font-weight: 400 !important;
}
.mb-services .mb-svc-card--featured ul li { 
  color: #ffffff !important; 
}
.mb-services .mb-svc-card--featured ul li::before { 
  color: #4ADE80 !important; /* Brighter green for contrast */ 
}
.mb-services .mb-svc-card--featured .mb-svc-card__icon--white {
  background: rgba(255, 255, 255, 0.2) !important;
  color: #ffffff !important;
  box-shadow: none !important;
}
.mb-services .mb-svc-card--featured .mb-svc-card__icon--white i {
  color: #ffffff !important;
}

.mb-svc-card__icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; margin-bottom: var(--sp-4);
  transition: transform var(--duration-fast) var(--ease-out);
}
.mb-svc-card:hover .mb-svc-card__icon { transform: scale(1.05); }

.mb-svc-card__icon--blue { background: var(--mb-blue-50); color: var(--mb-blue); }
.mb-svc-card__icon--red { background: var(--mb-red-50); color: var(--mb-red); }
.mb-svc-card__icon--white { background: rgba(255,255,255,.15); color: var(--mb-white); }

.mb-svc-card h3 {
  font-size: var(--text-md); font-weight: 700; color: var(--mb-dark);
  margin-bottom: var(--sp-2);
}
.mb-svc-card p {
  font-size: var(--text-sm); color: var(--mb-gray-500);
  line-height: 1.6; margin-bottom: var(--sp-4);
}
.mb-svc-card ul { display: flex; flex-direction: column; gap: 6px; }
.mb-svc-card ul li {
  font-size: var(--text-sm); color: var(--mb-gray-700);
  padding-left: 20px; position: relative;
}
.mb-svc-card ul li::before {
  content: '\2713'; position: absolute; left: 0; font-weight: 700; color: var(--mb-green);
  font-size: .85em;
}

/* =========================================================
   WHY US — Minimal grid
   ========================================================= */
.mb-why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }

.mb-why-item {
  padding: var(--sp-6) var(--sp-5); border-radius: var(--radius-lg);
  background: var(--mb-white); border: 1px solid var(--mb-gray-200);
  transition: all var(--duration-base) var(--ease-out);
}
.mb-why-item:hover {
  border-color: var(--mb-blue-50);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.mb-why-item__num {
  display: block; font-size: var(--text-3xl); font-weight: 800;
  color: var(--mb-gray-400); margin-bottom: var(--sp-2); line-height: 1;
  transition: color var(--duration-base) var(--ease-out);
}
.mb-why-item:hover .mb-why-item__num { color: var(--mb-blue); }

.mb-why-item h4 {
  font-size: var(--text-base); font-weight: 700; color: var(--mb-dark);
  margin-bottom: var(--sp-1);
}
.mb-why-item p { font-size: var(--text-sm); color: var(--mb-gray-500); line-height: 1.6; }

/* =========================================================
   TRACKING FORM — Centered, focused
   ========================================================= */
.mb-track-form { max-width: 600px; margin: 0 auto; }
.mb-track-form__row { display: flex; gap: var(--sp-3); }
.mb-track-form__input-wrap { flex: 1; position: relative; }
.mb-track-form__input-wrap i {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--mb-gray-400); font-size: var(--text-base);
}
.mb-track-form__input-wrap input {
  width: 100%; padding: 12px 14px 12px 42px;
  font-size: var(--text-base); font-family: inherit;
  border: 1px solid var(--mb-gray-300); border-radius: var(--radius-md);
  background: var(--mb-white); color: var(--mb-dark);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}
.mb-track-form__input-wrap input:focus {
  border-color: var(--mb-blue-400);
  box-shadow: var(--shadow-ring);
}
.mb-track-form__input-wrap input::placeholder { color: var(--mb-gray-400); }

.mb-track-form__help {
  margin-top: var(--sp-3); font-size: var(--text-xs); color: var(--mb-gray-400); text-align: center;
}

/* =========================================================
   QUOTE FORM — Card surface
   ========================================================= */
.mb-quote-card {
  max-width: 680px; margin: 0 auto;
  background: var(--mb-white); border-radius: var(--radius-xl);
  padding: var(--sp-8); box-shadow: var(--shadow-lg);
  border: 1px solid var(--mb-gray-200);
}
.mb-quote-form__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin-bottom: var(--sp-4);
}
.mb-quote-form__grid--3 { grid-template-columns: repeat(3, 1fr); }
.mb-quote-form__grid--single { grid-template-columns: minmax(0, 400px); justify-content: center; }

.mb-form-group { display: flex; flex-direction: column; }
.mb-form-group label {
  font-size: var(--text-xs); font-weight: 600; color: var(--mb-gray-700);
  margin-bottom: var(--sp-1); text-transform: uppercase; letter-spacing: .3px;
}
.mb-form-group input,
.mb-form-group select,
.mb-form-group textarea {
  width: 100%; padding: 10px 12px; font-size: var(--text-base); font-family: inherit;
  border: 1px solid var(--mb-gray-300); border-radius: var(--radius-md);
  background: var(--mb-white); color: var(--mb-dark);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}
.mb-form-group input:focus,
.mb-form-group select:focus,
.mb-form-group textarea:focus {
  border-color: var(--mb-blue-400);
  box-shadow: var(--shadow-ring);
}
.mb-form-group input::placeholder,
.mb-form-group textarea::placeholder { color: var(--mb-gray-400); }
.mb-form-group textarea { resize: vertical; min-height: 100px; }

.mb-quote-dims-toggle {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: var(--sp-3); margin-bottom: var(--sp-3);
  font-size: var(--text-sm); font-weight: 500;
  color: var(--mb-blue); cursor: pointer; border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-out);
}
.mb-quote-dims-toggle:hover { background: var(--mb-blue-50); }
.mb-quote-dims-toggle i {
  transition: transform var(--duration-base) var(--ease-out);
}

.mb-quote-dims { margin-bottom: var(--sp-4); }

/* Quote results */
.quote-results-3d { margin-top: var(--sp-5); }
.results-header {
  display: flex; align-items: center; gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.results-header h3 {
  font-size: var(--text-md); font-weight: 700; color: var(--mb-dark);
}
.results-note {
  margin-top: var(--sp-3); font-size: var(--text-xs); color: var(--mb-gray-400);
}
.quote-error p { color: var(--mb-red); font-size: var(--text-sm); font-weight: 500; }

/* =========================================================
   STEPS (Comprar Guia) — Numbered, Linear-style
   ========================================================= */
.mb-steps {
  display: flex; align-items: flex-start; justify-content: center; gap: 0;
  margin-bottom: var(--sp-10);
}
.mb-step {
  flex: 0 1 240px; text-align: center; padding: var(--sp-5);
  transition: transform var(--duration-base) var(--ease-out);
}
.mb-step:hover { transform: translateY(-2px); }

.mb-step__num {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--mb-dark); color: var(--mb-white);
  font-weight: 700; font-size: var(--text-base);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: var(--sp-4);
  transition: background var(--duration-base) var(--ease-out);
}
.mb-step:hover .mb-step__num { background: var(--mb-blue); }

.mb-step h4 {
  font-size: var(--text-base); font-weight: 700; color: var(--mb-dark);
  margin-bottom: var(--sp-1);
}
.mb-step p { font-size: var(--text-sm); color: var(--mb-gray-500); line-height: 1.55; }

.mb-step__arrow {
  display: flex; align-items: center; padding-top: var(--sp-8);
  color: var(--mb-gray-300); font-size: 1rem;
}

.mb-steps__cta { text-align: center; }

/* =========================================================
   CONTACT — Dark section, polished forms
   ========================================================= */
.mb-contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--sp-10); align-items: start;
}
.mb-contact-info { display: flex; flex-direction: column; gap: var(--sp-3); }
.mb-contact-info__card {
  display: flex; gap: var(--sp-4); align-items: flex-start;
  padding: var(--sp-4) var(--sp-5); border-radius: var(--radius-lg);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  transition: all var(--duration-base) var(--ease-out);
}
.mb-contact-info__card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.1);
  transform: translateX(2px);
}
.mb-contact-info__card > i {
  width: 38px; height: 38px; border-radius: var(--radius-md);
  background: rgba(255,255,255,.06); color: var(--mb-blue-400);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm); flex-shrink: 0;
}
.mb-contact-info__card h4 {
  font-size: var(--text-sm); font-weight: 600; color: rgba(255,255,255,.9);
  margin-bottom: 2px;
}
.mb-contact-info__card p { font-size: var(--text-xs); color: rgba(255,255,255,.5); line-height: 1.5; }
.mb-contact-info__card a {
  color: rgba(255,255,255,.6);
  transition: color var(--duration-fast) var(--ease-out);
}
.mb-contact-info__card a:hover { color: var(--mb-white); }

/* Contact Form on dark bg */
.mb-contact-form {
  background: var(--mb-white); border-radius: var(--radius-xl);
  padding: var(--sp-8); box-shadow: var(--shadow-xl);
}
.mb-contact-form__row {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4);
}
.mb-contact-form .mb-form-group { margin-bottom: var(--sp-4); }

/* result message */
.mb-contact-result {
  margin-top: var(--sp-4); padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 500; display: none;
}
.mb-contact-result--ok {
  display: block;
  background: var(--mb-green-50); color: #065f46;
  border: 1px solid rgba(5,150,105,.15);
}
.mb-contact-result--err {
  display: block;
  background: var(--mb-red-50); color: #991b1b;
  border: 1px solid rgba(220,38,38,.15);
}

/* =========================================================
   FOOTER — Clean, structured
   ========================================================= */
.mb-footer {
  background: var(--mb-dark); color: rgba(255,255,255,.5);
  padding-top: var(--sp-16);
}
.mb-footer__inner { max-width: 1180px; margin: 0 auto; padding: 0 var(--sp-6); }
.mb-footer__top {
  display: grid; grid-template-columns: 1.2fr 2fr; gap: var(--sp-10);
  padding-bottom: var(--sp-10);
}
.mb-footer__brand { display: flex; flex-direction: column; gap: var(--sp-1); }
.mb-footer__brand span {
  font-weight: 700; font-size: var(--text-md); color: var(--mb-white);
}
.mb-footer__logo-img { height: 36px; width: auto; max-width: 160px; object-fit: contain; align-self: flex-start; margin-bottom: var(--sp-2); }
.mb-footer__brand p {
  font-size: var(--text-sm); line-height: 1.6; max-width: 280px; margin-top: var(--sp-2);
}

.mb-footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-6); }
.mb-footer__cols h4 {
  color: rgba(255,255,255,.9); font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px; margin-bottom: var(--sp-3);
}
.mb-footer__cols a {
  display: block; font-size: var(--text-sm); padding: 3px 0;
  transition: color var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}
.mb-footer__cols a:hover { color: rgba(255,255,255,.9); transform: translateX(2px); }

.mb-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: var(--sp-5) 0; display: flex; justify-content: space-between; align-items: center;
  font-size: var(--text-xs);
}
.mb-footer__social { display: flex; gap: var(--sp-2); }
.mb-footer__social a {
  width: 34px; height: 34px; border-radius: var(--radius-md);
  background: rgba(255,255,255,.04); display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm); color: rgba(255,255,255,.4);
  border: 1px solid rgba(255,255,255,.06);
  transition: all var(--duration-base) var(--ease-out);
}
.mb-footer__social a:hover {
  background: var(--mb-blue); color: var(--mb-white);
  border-color: var(--mb-blue);
  transform: translateY(-1px);
}

/* =========================================================
   AUTH DROPDOWN
   ========================================================= */
.auth-dropdown {
  position: absolute; top: 100%; right: 0; margin-top: var(--sp-2);
  background: var(--mb-white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl); border: 1px solid var(--mb-gray-200);
  min-width: 200px; opacity: 0; visibility: hidden;
  transform: translateY(6px);
  transition: all var(--duration-base) var(--ease-out);
  z-index: 999;
  overflow: hidden;
}
.auth-dropdown.active { opacity: 1; visibility: visible; transform: translateY(0); }
.auth-dropdown-header {
  padding: 14px 16px; border-bottom: 1px solid var(--mb-gray-100);
  font-size: var(--text-sm); font-weight: 600; color: var(--mb-dark);
}
.auth-dropdown-item {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 11px 16px; font-size: var(--text-sm); color: var(--mb-gray-600);
  transition: background var(--duration-fast) var(--ease-out);
}
.auth-dropdown-item:hover { background: var(--mb-gray-50); }
.auth-dropdown-item i {
  font-size: var(--text-base); color: var(--mb-gray-400); width: 20px; text-align: center;
}
.auth-dropdown-register { font-weight: 600; color: var(--mb-blue); }

/* =========================================================
   LOADING SPINNER
   ========================================================= */
.btn-spinner-quote {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3); border-top-color: var(--mb-white);
  border-radius: 50%;
  animation: mb-spin .6s linear infinite;
}
@keyframes mb-spin { to { transform: rotate(360deg); } }

/* =========================================================
   SCROLL ANIMATIONS — Subtle fade-up
   ========================================================= */
.animate-on-scroll {
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out);
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* Staggered children delay */
.animate-on-scroll[data-delay="100"] { transition-delay: 80ms; }
.animate-on-scroll[data-delay="150"] { transition-delay: 120ms; }
.animate-on-scroll[data-delay="200"] { transition-delay: 160ms; }
.animate-on-scroll[data-delay="300"] { transition-delay: 240ms; }

/* =========================================================
   LOGOS BAR (partner carriers)
   ========================================================= */
.mb-logos {
  display: flex; align-items: center; justify-content: center;
  gap: var(--sp-10); padding: var(--sp-5) 0;
  opacity: .4; filter: grayscale(1);
  transition: opacity var(--duration-slow) var(--ease-out);
}
.mb-logos:hover { opacity: .6; }
.mb-logos img { height: 28px; width: auto; }
.mb-logos span {
  font-size: var(--text-sm); font-weight: 700; color: var(--mb-gray-600);
  letter-spacing: .5px;
}

/* =========================================================
   RESPONSIVE — Tablet & down
   ========================================================= */
@media (max-width: 1024px) {
  .mb-hero__container {
    grid-template-columns: 1fr; 
    gap: var(--sp-12); 
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .mb-hero__text { 
    order: 1; 
    width: 100%; 
  }
  .mb-hero__visual { 
    order: 2; 
    width: 100%; 
    display: flex;
    justify-content: center;
  }
  .mb-hero__eyebrow { margin-left: auto; margin-right: auto; }
  .mb-hero__desc { margin-left: auto; margin-right: auto; }
  .mb-hero__ctas { justify-content: center; }
  .mb-hero__trust { justify-content: center; }
  .mb-hero__card { max-width: 380px; }

  .mb-services { grid-template-columns: repeat(2, 1fr); }
  .mb-why-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Specific fix for 770px to 1020px alignment */
@media (min-width: 770px) and (max-width: 1020px) {
  .mb-hero__container {
    align-items: center; /* Keep centered as per the 1024px design */
  }
}

@media (max-width: 768px) {
  .mb-services { grid-template-columns: 1fr; }
  .mb-why-grid { grid-template-columns: 1fr; }

  .mb-contact-grid { grid-template-columns: 1fr; }
  .mb-contact-info {
    display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3);
  }

  .mb-footer__top { grid-template-columns: 1fr; gap: var(--sp-8); }
}

/* =========================================================
   RESPONSIVE — Mobile
   ========================================================= */
@media (max-width: 885px) {
  .mb-nav__hamburger { display: flex; }
  .mb-nav__actions { display: none; }

  /* Mobile drawer — slides in from right */
  .mb-nav__links {
    display: flex !important;
    position: fixed; top: 64px; right: 0; left: auto;
    width: 285px; height: calc(100vh - 64px);
    background: var(--mb-white); flex-direction: column;
    padding: var(--sp-5); gap: var(--sp-1);
    box-shadow: -8px 0 32px rgba(0,0,0,.14);
    z-index: 9999; overflow-y: auto;
    border-left: 1px solid var(--mb-gray-200);
    transform: translateX(110%);
    visibility: hidden;
    transition: transform .3s cubic-bezier(.4,0,.2,1),
                visibility 0s linear .3s;
  }
  .mb-nav__links.active {
    transform: translateX(0);
    visibility: visible;
    transition: transform .3s cubic-bezier(.4,0,.2,1),
                visibility 0s linear 0s;
  }
  .mb-nav__links a {
    padding: 12px 14px; font-size: var(--text-md); width: 100%;
    border-radius: var(--radius-md); display: block;
  }

  /* Mobile nav overlay */
  .mobile-nav-overlay {
    display: none;
    position: fixed; inset: 0; z-index: 9998;
    background: rgba(0,0,0,.32);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
  }
  .mobile-nav-overlay.active { display: block; }

  .mb-hero { padding: 110px 0 56px; }
  .mb-hero__title { font-size: clamp(1.75rem, 7vw, 2.25rem); }
  .mb-hero__trust { flex-direction: column; gap: var(--sp-4); }
  .mb-hero__stat-sep { width: 40px; height: 1px; }

  .mb-section { padding: var(--sp-16) 0; }
  .mb-services { grid-template-columns: 1fr; }
  .mb-why-grid { grid-template-columns: 1fr; }

  .mb-steps { flex-direction: column; align-items: center; }
  .mb-step__arrow { transform: rotate(90deg); padding: 6px 0; }

  .mb-track-form__row { flex-direction: column; }

  .mb-quote-card { padding: var(--sp-6) var(--sp-5); }
  .mb-quote-form__grid { grid-template-columns: 1fr; }
  .mb-quote-form__grid--3 { grid-template-columns: 1fr; }

  .mb-contact-info { grid-template-columns: 1fr; }
  .mb-contact-form { padding: var(--sp-6) var(--sp-5); }
  .mb-contact-form__row { grid-template-columns: 1fr; }

  .mb-footer__cols { grid-template-columns: repeat(2, 1fr); }
  .mb-footer__bottom { flex-direction: column; gap: var(--sp-3); text-align: center; }

  .mb-logos { gap: var(--sp-6); flex-wrap: wrap; }
}

/* =========================================================
   RESPONSIVE — Small mobile
   ========================================================= */
@media (max-width: 480px) {
  .mb-hero__ctas { flex-direction: column; }
  .mb-btn { width: 100%; justify-content: center; }
  .mb-footer__cols { grid-template-columns: 1fr; }
}

/* =========================================================
   MOBILE NAV AUTH LINKS — only shown inside mobile drawer
   ========================================================= */
.mobile-nav-sep {
  height: 1px; background: var(--mb-gray-200);
  margin: var(--sp-3) 0; padding: 0; border: none;
}
.mobile-nav-auth-item { list-style: none; }
.mobile-nav-auth-link {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 12px 14px; border-radius: var(--radius-md);
  font-size: var(--text-md); font-weight: 500; color: var(--mb-gray-600);
  transition: background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
  width: 100%;
}
.mobile-nav-auth-link:hover { background: var(--mb-gray-50); color: var(--mb-gray-900); }
.mobile-nav-auth-link--register { color: var(--mb-blue); font-weight: 600; }
.mobile-nav-auth-link--register:hover { background: var(--mb-blue-50); color: var(--mb-blue); }
.mobile-nav-auth-link i { width: 18px; text-align: center; color: inherit; }

/* Hide mobile-only items on desktop */
@media (min-width: 886px) {
  .mobile-nav-sep, .mobile-nav-auth-item { display: none !important; }
}

/* =========================================================
   OVERRIDES — neutralize old 3D / dark theme styles
   ========================================================= */
body { background: var(--mb-white) !important; color: var(--mb-gray-700) !important; }
.navbar,
.mb-nav { background: rgba(255,255,255,0.97) !important; }
.mb-nav--scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.09) !important; }
.hero-3d, .hero-background, .particles-container, .gradient-overlay { display: none !important; }
.section-title-3d, .section-subtitle-3d { all: unset; }