/* MixTrade — mxt- prefix */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  width: 100%; max-width: 100vw; min-width: 300px; overflow-x: hidden;
  margin: 0; padding: 0;
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  background: #0F172A; color: #F8FAFC; line-height: 1.5;
}
body { padding-top: 76px; }
svg, img, canvas { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }

.mxt-container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 16px; }

:root {
  --mxt-slate: #0F172A;
  --mxt-cobalt: #1E3A8A;
  --mxt-emerald: #10B981;
  --mxt-mandarin: #F97316;
  --mxt-ink: #020617;
  --mxt-paper: #F8FAFC;
}

/* Header */
.mxt-header { position: fixed; top: 0; left: 0; right: 0; width: 100%; z-index: 1000; background: #0F172A; border-bottom: 3px solid #10B981; transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.mxt-header__inner { display: flex !important; align-items: center !important; justify-content: space-between !important; width: 100% !important; max-width: 1240px !important; padding: 12px 16px !important; gap: 16px; margin: 0 auto; }
.mxt-logo { display: inline-flex !important; align-items: center !important; gap: 10px !important; white-space: nowrap !important; flex-shrink: 0 !important; font-size: clamp(1rem, 4vw, 1.35rem) !important; line-height: 1.1 !important; font-weight: 800; letter-spacing: -0.02em; }
.mxt-logo__mark { width: 36px; height: 36px; flex-shrink: 0; }
.mxt-logo__accent { color: #10B981; }
.mxt-nav__list { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0; }
.mxt-nav__link { font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.mxt-nav__link:hover { color: #F97316; }
.mxt-burger { display: none; flex-direction: column; gap: 4px; padding: 8px; margin-left: auto !important; flex-shrink: 0 !important; }
.mxt-burger__line { width: 24px; height: 3px; background: #F8FAFC; }
.mxt-mobile-menu { display: none !important; flex-direction: column; gap: 0; }
.mxt-mobile-menu.mxt-open { display: flex !important; }
.mxt-mobile-menu a { padding: 12px 0; border-bottom: 1px solid rgba(248,250,252,0.1); font-weight: 600; text-transform: uppercase; font-size: 0.9rem; }

/* Hero */
.mxt-hero { padding: 50px 0 70px; background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 100%); position: relative; overflow: hidden; }
.mxt-hero__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 30px; align-items: center; }
.mxt-hero__badge { display: inline-block; padding: 6px 12px; background: #F97316; color: #0F172A; font-weight: 800; font-size: 0.8rem; text-transform: uppercase; margin-bottom: 16px; }
.mxt-hero__title { font-size: clamp(2rem,5vw,3.2rem); line-height: 1.05; margin: 0 0 16px; font-weight: 800; text-transform: uppercase; letter-spacing: -0.02em; }
.mxt-hero__title span { color: #10B981; }
.mxt-hero__subtitle { font-size: 1rem; opacity: 0.85; margin-bottom: 24px; }
.mxt-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
.mxt-hero__svg { width: 100%; max-width: 560px; margin: 0 auto; }

/* Buttons */
.mxt-btn {
  font-size: clamp(0.75rem,2.5vw,0.95rem);
  padding: clamp(10px,2.2vw,14px) clamp(16px,3.5vw,24px);
  white-space: normal; line-height: 1.25; text-align: center; max-width: 100%;
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  border: 2px solid transparent; transition: .15s;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.mxt-btn--primary { background: #10B981; color: #0F172A; border-color: #10B981; }
.mxt-btn--primary:hover { background: #F97316; border-color: #F97316; color: #0F172A; }
.mxt-btn--ghost { background: transparent; color: #F8FAFC; border-color: #F8FAFC; }
.mxt-btn--ghost:hover { background: #F8FAFC; color: #0F172A; }
.mxt-btn--full { width: 100%; }

/* Metrics */
.mxt-metrics { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; }
.mxt-metric { background: #1E3A8A; border: 2px solid #10B981; padding: 14px; text-align: center; }
.mxt-metric__value { font-size: clamp(1.4rem,4vw,2rem); font-weight: 800; color: #F97316; }
.mxt-metric__label { font-size: 0.75rem; text-transform: uppercase; opacity: 0.8; margin-top: 4px; }

/* Sections */
.mxt-section { padding: 60px 0; }
.mxt-section__head { margin-bottom: 36px; border-left: 6px solid #F97316; padding-left: 16px; }
.mxt-section__title { font-size: clamp(1.6rem,4vw,2.4rem); margin: 0 0 8px; font-weight: 800; text-transform: uppercase; }
.mxt-section__title span { color: #10B981; }
.mxt-section__desc { opacity: 0.75; max-width: 640px; }

/* Services */
.mxt-services__grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.mxt-service { background: #1E3A8A; border: 2px solid #F8FAFC; padding: 20px; transition: .15s; }
.mxt-service:hover { border-color: #F97316; transform: translate(-2px,-2px); box-shadow: 4px 4px 0 #F97316; }
.mxt-service__icon { width: 48px; height: 48px; margin-bottom: 12px; }
.mxt-service__title { font-size: 1.1rem; margin: 0 0 8px; color: #10B981; text-transform: uppercase; font-weight: 800; }
.mxt-service__desc { font-size: 0.9rem; opacity: 0.85; margin-bottom: 10px; }
.mxt-service__features { list-style: none; padding: 0; margin: 0 0 10px; font-size: 0.85rem; opacity: 0.75; }
.mxt-service__features li { padding: 3px 0; padding-left: 14px; position: relative; }
.mxt-service__features li::before { content: "▸"; position: absolute; left: 0; color: #F97316; }
.mxt-service__price { font-weight: 800; color: #F97316; }

/* Calculator */
.mxt-calc__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.mxt-calc__panel { background: #1E3A8A; border: 2px solid #F8FAFC; padding: 24px; }
.mxt-fieldset { border: none; padding: 0; margin: 0 0 18px; }
.mxt-fieldset__legend { font-weight: 800; color: #F97316; margin-bottom: 12px; text-transform: uppercase; font-size: 0.9rem; }
.mxt-field { margin-bottom: 14px; }
.mxt-label { display: block; font-size: 0.85rem; margin-bottom: 6px; text-transform: uppercase; font-weight: 600; }
.mxt-range { width: 100%; accent-color: #10B981; }
.mxt-range__output { text-align: right; font-weight: 800; color: #F97316; margin-top: 4px; }
.mxt-select, .mxt-input, .mxt-textarea {
  width: 100%; max-width: 100%; min-width: 0; box-sizing: border-box;
  padding: 10px 12px; background: #0F172A; border: 2px solid #F8FAFC; color: #F8FAFC; font-size: 0.95rem;
}
.mxt-textarea { resize: vertical; min-height: 90px; }
.mxt-traj__options { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.mxt-traj { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 12px; border: 2px solid #F8FAFC; cursor: pointer; text-align: center; }
.mxt-traj input { display: none; }
.mxt-traj:has(input:checked) { border-color: #10B981; background: #10B981; color: #0F172A; }
.mxt-traj__name { font-weight: 800; font-size: 0.85rem; text-transform: uppercase; }
.mxt-traj__time, .mxt-traj__rate { font-size: 0.75rem; opacity: 0.8; }
.mxt-modules { display: flex; flex-direction: column; gap: 8px; }
.mxt-module { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 2px solid #F8FAFC; cursor: pointer; }
.mxt-module input { accent-color: #10B981; }
.mxt-module__cost { margin-left: auto; font-size: 0.8rem; color: #F97316; font-weight: 700; }

/* Result */
.mxt-result__card { background: #1E3A8A; border: 3px solid #10B981; padding: 24px; }
.mxt-result__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.mxt-result__badge { background: #F97316; color: #0F172A; padding: 4px 10px; font-weight: 800; text-transform: uppercase; font-size: 0.75rem; }
.mxt-result__mode { font-weight: 800; color: #10B981; }
.mxt-result__main { text-align: center; margin: 18px 0; }
.mxt-result__value { font-size: clamp(2rem,6vw,3rem); font-weight: 800; color: #F97316; }
.mxt-result__unit { font-size: 1.2rem; opacity: 0.7; }
.mxt-breakdown__row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid rgba(248,250,252,0.15); font-size: 0.9rem; }
.mxt-breakdown__total { font-weight: 800; color: #10B981; border-bottom: none; }
.mxt-result__meta { margin: 14px 0; font-size: 0.9rem; opacity: 0.85; }
.mxt-result__meta div { padding: 3px 0; }

/* Cases */
.mxt-cases__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.mxt-case { background: #1E3A8A; border: 2px solid #F8FAFC; padding: 20px; }
.mxt-case__badge { display: inline-block; background: #F97316; color: #0F172A; padding: 3px 8px; font-weight: 800; text-transform: uppercase; font-size: 0.7rem; margin-bottom: 8px; }
.mxt-case__title { font-size: 1.05rem; margin: 0 0 8px; font-weight: 800; }
.mxt-case__metrics { display: flex; flex-wrap: wrap; gap: 8px; font-size: 0.8rem; opacity: 0.75; margin-bottom: 8px; }
.mxt-case__desc { font-size: 0.9rem; opacity: 0.85; margin-bottom: 8px; }
.mxt-case__result { font-weight: 800; color: #10B981; font-size: 0.9rem; }

/* About */
.mxt-about__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; align-items: center; }
.mxt-about__stats { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; margin: 18px 0; }
.mxt-stat { background: #1E3A8A; border: 2px solid #F8FAFC; padding: 14px; text-align: center; }
.mxt-stat__value { font-size: 1.6rem; font-weight: 800; color: #F97316; }
.mxt-stat__label { font-size: 0.75rem; text-transform: uppercase; opacity: 0.75; }
.mxt-about__values { display: flex; flex-direction: column; gap: 12px; }
.mxt-value { display: flex; gap: 12px; align-items: flex-start; }
.mxt-value__icon { width: 32px; height: 32px; flex-shrink: 0; }
.mxt-value__title { font-weight: 800; color: #10B981; margin-bottom: 4px; text-transform: uppercase; font-size: 0.9rem; }
.mxt-value__desc { font-size: 0.88rem; opacity: 0.8; }
.mxt-about__visual { text-align: center; }

/* Contact form */
.mxt-form__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.mxt-field--full { grid-column: 1 / -1; }
.mxt-checkbox { display: flex; flex-direction: row; align-items: flex-start; gap: 10px; }
.mxt-checkbox input[type="checkbox"] { width: 20px; height: 20px; flex-shrink: 0; accent-color: #10B981; }
.mxt-checkbox span { font-size: 0.85rem; opacity: 0.85; }

/* Contacts */
.mxt-contacts { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-top: 24px; }
.mxt-contact-card { background: #1E3A8A; border: 2px solid #F8FAFC; padding: 16px; text-align: center; }
.mxt-contact-card__title { font-weight: 800; color: #F97316; margin-bottom: 6px; font-size: 0.85rem; text-transform: uppercase; }
.mxt-contact-card__value { display: block; font-size: 0.9rem; margin: 4px 0; }
.mxt-contact-card__sub { font-size: 0.75rem; opacity: 0.65; }

/* Footer */
.mxt-footer { background: #020617; padding: 40px 0 16px; margin-top: 40px; border-top: 3px solid #10B981; }
.mxt-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 24px; }
.mxt-footer__tagline { opacity: 0.7; font-size: 0.9rem; margin: 10px 0; }
.mxt-footer__col-title { color: #F97316; font-weight: 800; margin-bottom: 8px; text-transform: uppercase; font-size: 0.85rem; }
.mxt-footer__col ul { list-style: none; padding: 0; margin: 0; }
.mxt-footer__col li { padding: 3px 0; font-size: 0.85rem; opacity: 0.75; }
.mxt-footer__col a:hover { color: #10B981; }
.mxt-footer__bottom { border-top: 1px solid rgba(248,250,252,0.1); margin-top: 24px; padding-top: 12px; text-align: center; font-size: 0.8rem; opacity: 0.6; }

/* Modal */
.mxt-modal { position: fixed; inset: 0; z-index: 100; display: none; }
.mxt-modal.mxt-open { display: flex; align-items: center; justify-content: center; }
.mxt-modal__overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.75); }
.mxt-modal__content { position: relative; background: #0F172A; border: 3px solid #10B981; padding: 24px; max-width: 480px; width: 90%; max-height: 90vh; overflow-y: auto; }
.mxt-modal__close { position: absolute; top: 10px; right: 14px; font-size: 1.6rem; color: #F8FAFC; }
.mxt-modal__title { margin: 0 0 14px; color: #F97316; font-weight: 800; text-transform: uppercase; }

/* Responsive */
@media (max-width: 992px) {
  .mxt-hero__grid, .mxt-calc__grid, .mxt-about__grid, .mxt-form__grid {
    grid-template-columns: minmax(0,1fr) !important; flex-direction: column !important; width: 100% !important;
  }
  .mxt-services__grid { grid-template-columns: minmax(0,1fr) !important; }
  .mxt-cases__grid { grid-template-columns: minmax(0,1fr) !important; }
  .mxt-contacts { grid-template-columns: repeat(2, minmax(0,1fr)) !important; }
  .mxt-footer__grid { grid-template-columns: 1fr !important; }
  .mxt-traj__options { grid-template-columns: minmax(0,1fr) !important; }
  .mxt-nav { display: none; }
  .mxt-burger { display: flex; }
  .mxt-mobile-menu { display: none !important; }
  .mxt-mobile-menu.mxt-open { display: flex !important; }
  .mxt-metrics { grid-template-columns: repeat(2, minmax(0,1fr)) !important; gap: 12px; }
  .mxt-about__stats { grid-template-columns: repeat(2, minmax(0,1fr)) !important; }
  input, select, textarea, .mxt-input, .mxt-select, .mxt-textarea, button, .mxt-btn {
    width: 100%; max-width: 100%; min-width: 0; white-space: normal; word-break: normal; box-sizing: border-box;
  }
  .mxt-checkbox { display: flex; flex-direction: row; align-items: flex-start; gap: 10px; }
  .mxt-checkbox input[type="checkbox"] { width: 20px; height: 20px; flex-shrink: 0; }
}
@media (max-width: 768px) {
  .mxt-metrics { grid-template-columns: repeat(2, minmax(0,1fr)) !important; gap: 12px; }
  .mxt-contacts { grid-template-columns: 1fr !important; }
  .mxt-services__grid { grid-template-columns: minmax(0,1fr) !important; }
}
@media (min-width: 993px) {
  .mxt-services__grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .mxt-cases__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-contacts { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .mxt-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .mxt-hero__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-calc__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-about__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-form__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-traj__options { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-metrics { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .mxt-about__stats { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .mxt-mobile-menu { display: none !important; }
  .mxt-burger { display: none; }
  .mxt-nav { display: block; }
}
.mxt-btn, button, .mxt-traj, .mxt-module {
  font-size: clamp(0.75rem,2.5vw,0.95rem);
  padding: clamp(10px,2.2vw,14px) clamp(16px,3.5vw,24px);
  white-space: normal; line-height: 1.25; text-align: center; max-width: 100%;
  box-sizing: border-box;
}