/* ============================================================
   mrlexndr.com — Design System & Page Styles
   Aesthetic: Swiss Engineering meets Editorial
   ============================================================ */

/* --- Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Onest:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&display=swap');

/* --- Design Tokens --- */
:root {
  /* Colors — from logo.svg */
  --c-primary: #0041C4;
  --c-primary-dark: #003370;
  --c-primary-hover: #0035A0;
  --c-surface: #E6ECFF;
  --c-surface-light: #E6F1FF;
  --c-surface-warm: #F4F6FB;
  --c-bg: #FFFFFF;
  --c-text: #0A0A0A;
  --c-text-secondary: #4A5568;
  --c-text-muted: #8896AB;
  --c-border: #D8DFE9;
  --c-border-light: #E8EDF5;
  --c-success: #00C853;
  --c-danger: #E53E3E;
  --c-code-bg: #F0F3FA;

  /* Typography */
  --f-display: 'Onest', sans-serif;
  --f-body: 'Onest', sans-serif;
  --f-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --s-xs: 0.25rem;
  --s-sm: 0.5rem;
  --s-md: 1rem;
  --s-lg: 1.5rem;
  --s-xl: 2rem;
  --s-2xl: 3rem;
  --s-3xl: 4rem;
  --s-4xl: 6rem;
  --s-5xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --header-h: 72px;

  /* Radius */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
  --r-xl: 28px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0, 51, 112, 0.06), 0 4px 12px rgba(0, 51, 112, 0.04);
  --shadow-card-hover: 0 4px 12px rgba(0, 51, 112, 0.08), 0 12px 32px rgba(0, 51, 112, 0.06);
  --shadow-elevated: 0 8px 24px rgba(0, 51, 112, 0.1), 0 24px 48px rgba(0, 51, 112, 0.06);

  /* Transitions */
  --t-fast: 0.15s ease;
  --t-base: 0.25s ease;
  --t-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --t-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--f-body);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--c-primary);
  text-decoration: none;
  transition: color var(--t-fast);
}

a:hover {
  color: var(--c-primary-dark);
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--s-xl);
}

.section {
  padding: var(--s-5xl) 0;
}

.section--alt {
  background: var(--c-surface-warm);
}

.section--surface {
  background: var(--c-surface);
}

.section--dark {
  background: var(--c-primary-dark);
  color: #fff;
}

.overline {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: var(--s-md);
  display: block;
}

.section--dark .overline {
  color: var(--c-surface);
}

.section-title {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-lg);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--c-text-secondary);
  max-width: 600px;
  line-height: 1.6;
}

.section--dark .section-subtitle {
  color: rgba(255, 255, 255, 0.75);
}

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 14px 28px;
  border-radius: var(--r-md);
  transition: all var(--t-base);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 65, 196, 0.25);
}

.btn--primary:hover {
  background: var(--c-primary-hover);
  color: #fff;
  box-shadow: 0 4px 16px rgba(0, 65, 196, 0.35);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--c-text);
  border: 1.5px solid var(--c-border);
}

.btn--outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  transform: translateY(-1px);
}

.btn--white {
  background: #fff;
  color: var(--c-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.btn--white:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}

.btn--ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn--ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border-light);
  transition: box-shadow var(--t-base);
}

.header.is-scrolled {
  box-shadow: 0 2px 12px rgba(0, 51, 112, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}

.header__logo img {
  height: 40px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--s-xl);
}

.header__nav a:not(.btn) {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--c-text-secondary);
  transition: color var(--t-fast);
  position: relative;
}

.header__nav a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-primary);
  transition: width var(--t-base);
}

.header__nav a:not(.btn):hover {
  color: var(--c-text);
}

.header__nav a:hover::after {
  width: 100%;
}

.header__cta {
  font-size: 0.875rem;
  padding: 10px 22px;
}

/* Mobile menu toggle */
.header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 0;
}

.header__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: all var(--t-base);
}

.header__burger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__burger.is-open span:nth-child(2) {
  opacity: 0;
}

.header__burger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   TICKER
   ============================================================ */
.ticker {
  margin-top: var(--header-h);
  background: var(--c-primary-dark);
  overflow: hidden;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ticker__track {
  display: flex;
  gap: var(--s-2xl);
  animation: ticker-scroll 40s linear infinite;
  width: max-content;
}

.ticker__item {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}

.ticker__item::before {
  content: '·';
  color: var(--c-primary);
  font-size: 1.25rem;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: var(--s-4xl) 0 var(--s-5xl);
  min-height: calc(100vh - var(--header-h) - 40px);
  display: flex;
  align-items: center;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--s-4xl);
  align-items: center;
}

.hero__overline {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: var(--s-lg);
}

.hero__title {
  font-family: var(--f-display);
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: var(--s-xl);
}

.hero__title span {
  color: var(--c-primary);
}

.hero__desc {
  font-size: 1.1875rem;
  line-height: 1.65;
  color: var(--c-text-secondary);
  max-width: 520px;
  margin-bottom: var(--s-2xl);
}

.hero__ctas {
  display: flex;
  gap: var(--s-md);
  flex-wrap: wrap;
  margin-bottom: var(--s-3xl);
}

.hero__metrics {
  display: flex;
  gap: var(--s-2xl);
  padding-top: var(--s-xl);
  border-top: 1px solid var(--c-border-light);
}

.hero__metric {
  text-align: left;
}

.hero__metric-value {
  font-family: var(--f-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-success);
  line-height: 1;
  margin-bottom: 4px;
}

.hero__metric-label {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
}

/* Hero photo */
.hero__photo {
  position: relative;
}

.hero__photo-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--r-xl);
  filter: grayscale(10%);
}

.hero__photo-badge {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-bg);
  border: 1px solid var(--c-border-light);
  border-radius: var(--r-lg);
  padding: 10px 20px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  white-space: nowrap;
}

.hero__photo-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-success);
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero__photo-badge span {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-text);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* ============================================================
   PAIN / PROBLEM
   ============================================================ */
.pain {
  padding: var(--s-5xl) 0;
  background: var(--c-surface-warm);
}

.pain__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
  margin-top: var(--s-2xl);
  margin-bottom: var(--s-2xl);
}

.pain__card {
  background: var(--c-bg);
  border-radius: var(--r-lg);
  padding: var(--s-xl);
  border: 1px solid var(--c-border-light);
  transition: all var(--t-base);
}

.pain__card:hover {
  border-color: var(--c-danger);
  box-shadow: 0 4px 16px rgba(229, 62, 62, 0.08);
}

.pain__card-icon {
  font-size: 1.5rem;
  margin-bottom: var(--s-md);
}

.pain__card-value {
  font-family: var(--f-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--c-danger);
  margin-bottom: 4px;
}

.pain__card-title {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: var(--s-sm);
}

.pain__card-desc {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  line-height: 1.55;
}

.pain__bottom {
  font-size: 1.0625rem;
  color: var(--c-text-secondary);
  max-width: 640px;
}

.pain__bottom strong {
  color: var(--c-text);
}

/* ============================================================
   USP BENTO GRID
   ============================================================ */
.usp {
  padding: var(--s-5xl) 0;
}

.usp__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: var(--s-lg);
  margin-top: var(--s-2xl);
}

.usp__card {
  background: var(--c-surface);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
  position: relative;
  overflow: hidden;
  transition: all var(--t-base);
  border: 1px solid transparent;
}

.usp__card:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-card-hover);
}

.usp__card--large {
  grid-row: 1 / 3;
}

.usp__card-overline {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: var(--s-md);
}

.usp__card-title {
  font-family: var(--f-display);
  font-size: 1.375rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: var(--s-md);
}

.usp__card--large .usp__card-title {
  font-size: 1.75rem;
}

.usp__card-desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
}

.usp__card-metric {
  margin-top: var(--s-xl);
  display: flex;
  align-items: center;
  gap: var(--s-lg);
}

.usp__gauge {
  width: 100px;
  height: 100px;
  position: relative;
}

.usp__gauge svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.usp__gauge-bg {
  fill: none;
  stroke: var(--c-border-light);
  stroke-width: 6;
}

.usp__gauge-fill {
  fill: none;
  stroke: var(--c-success);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 14;
  transition: stroke-dashoffset 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.usp__gauge-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-success);
}

.usp__card-metric-text {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  line-height: 1.5;
}

/* Second row: two small cards */
.usp__row-bottom {
  display: contents;
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio {
  padding: var(--s-5xl) 0;
  background: var(--c-surface-warm);
}

.portfolio__list {
  display: flex;
  flex-direction: column;
  gap: var(--s-xl);
  margin-top: var(--s-2xl);
}

.portfolio__item {
  background: var(--c-bg);
  border-radius: var(--r-xl);
  padding: var(--s-2xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-2xl);
  align-items: center;
  border: 1px solid var(--c-border-light);
  transition: all var(--t-base);
}

.portfolio__item:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-card-hover);
}

.portfolio__item:nth-child(even) {
  direction: rtl;
}

.portfolio__item:nth-child(even) > * {
  direction: ltr;
}

.portfolio__img {
  aspect-ratio: 16 / 10;
  background: var(--c-surface);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--r-md);
  transition: transform var(--t-slow);
}

.portfolio__item:hover .portfolio__img img {
  transform: scale(1.03);
}



.portfolio__tags {
  display: flex;
  gap: var(--s-sm);
  margin-bottom: var(--s-md);
  flex-wrap: wrap;
}

.portfolio__tag {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: var(--c-surface);
  padding: 4px 10px;
  border-radius: var(--r-sm);
}

.portfolio__name {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: var(--s-sm);
}

.portfolio__desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
}

.portfolio__features {
  margin-bottom: var(--s-lg);
}

.portfolio__features li {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  padding: 4px 0;
  padding-left: 20px;
  position: relative;
}

.portfolio__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--c-success);
  font-weight: 700;
  font-size: 0.8125rem;
}

.portfolio__metrics {
  display: flex;
  gap: var(--s-xl);
  padding-top: var(--s-md);
  border-top: 1px solid var(--c-border-light);
  margin-bottom: var(--s-lg);
}

.portfolio__metric-value {
  font-family: var(--f-mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-success);
}

.portfolio__metric-label {
  font-size: 0.75rem;
  color: var(--c-text-muted);
}

.portfolio__link {
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.portfolio__link:hover {
  gap: 10px;
}

/* ============================================================
   ONE ENGINEER
   ============================================================ */
.engineer {
  padding: var(--s-5xl) 0;
}

.engineer__comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-xl);
  margin-top: var(--s-2xl);
  margin-bottom: var(--s-2xl);
}

.engineer__option {
  border-radius: var(--r-xl);
  padding: var(--s-2xl);
  position: relative;
}

.engineer__option--agency {
  background: var(--c-surface-warm);
  border: 1px solid var(--c-border-light);
}

.engineer__option--me {
  background: var(--c-surface);
  border: 2px solid var(--c-primary);
}

.engineer__option-badge {
  position: absolute;
  top: var(--s-xl);
  right: var(--s-xl);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

.engineer__option--agency .engineer__option-badge {
  background: rgba(229, 62, 62, 0.1);
}

.engineer__option--me .engineer__option-badge {
  background: rgba(0, 200, 83, 0.15);
}

.engineer__option-title {
  font-family: var(--f-display);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: var(--s-sm);
}

.engineer__option-chain {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  margin-bottom: var(--s-lg);
}

.engineer__option-list li {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  border-bottom: 1px solid var(--c-border-light);
}

.engineer__option--agency .engineer__option-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--c-text-muted);
}

.engineer__option--me .engineer__option-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--c-primary);
}

.engineer__bottom {
  display: flex;
  gap: var(--s-2xl);
}

.engineer__stat {
  display: flex;
  align-items: center;
  gap: var(--s-md);
}

.engineer__stat-value {
  font-family: var(--f-mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-primary);
}

.engineer__stat-label {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
}

/* ============================================================
   MODULES ARSENAL
   ============================================================ */
.modules {
  padding: var(--s-5xl) 0;
  background: var(--c-surface-warm);
}

.modules__featured {
  background: var(--c-bg);
  border-radius: var(--r-xl);
  padding: var(--s-2xl);
  margin-top: var(--s-2xl);
  margin-bottom: var(--s-lg);
  border: 1px solid var(--c-border-light);
}

.modules__featured-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--s-lg);
}

.modules__featured-title {
  font-family: var(--f-display);
  font-size: 1.375rem;
  font-weight: 800;
}

.modules__featured-tag {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: var(--c-surface);
  padding: 4px 10px;
  border-radius: var(--r-sm);
}

.modules__featured-desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
  max-width: 600px;
}

.modules__code {
  background: var(--c-code-bg);
  border-radius: var(--r-md);
  padding: var(--s-lg) var(--s-xl);
  overflow-x: auto;
}

.modules__code pre {
  font-family: var(--f-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--c-text);
}

.modules__code .comment {
  color: var(--c-text-muted);
}

.modules__code .keyword {
  color: var(--c-primary);
}

.modules__code .string {
  color: var(--c-success);
}

.modules__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
}

.modules__card {
  background: var(--c-bg);
  border-radius: var(--r-lg);
  padding: var(--s-xl);
  border: 1px solid var(--c-border-light);
  transition: all var(--t-base);
}

.modules__card:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-card-hover);
}

.modules__card-icon {
  font-size: 1.5rem;
  margin-bottom: var(--s-md);
}

.modules__card-title {
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: var(--s-sm);
}

.modules__card-desc {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  line-height: 1.55;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  padding: var(--s-5xl) 0;
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-lg);
  margin-top: var(--s-2xl);
  align-items: start;
}

.pricing__card {
  border-radius: var(--r-xl);
  padding: var(--s-2xl);
  border: 1px solid var(--c-border-light);
  background: var(--c-bg);
  position: relative;
  transition: all var(--t-base);
}

.pricing__card:hover {
  box-shadow: var(--shadow-card-hover);
}

.pricing__card--featured {
  border: 2px solid var(--c-primary);
  box-shadow: var(--shadow-elevated);
  transform: scale(1.02);
}

.pricing__card--featured:hover {
  transform: scale(1.03);
}

.pricing__card-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  white-space: nowrap;
}

.pricing__card-name {
  font-family: var(--f-display);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--s-sm);
}

.pricing__card-for {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  margin-bottom: var(--s-xl);
  line-height: 1.5;
}

.pricing__card-price {
  margin-bottom: var(--s-xl);
}

.pricing__card-amount {
  font-family: var(--f-display);
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
}

.pricing__card-currency {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text-secondary);
  margin-left: 2px;
}

.pricing__card-from {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  margin-top: 4px;
}

.pricing__card-features {
  margin-bottom: var(--s-xl);
  padding-bottom: var(--s-xl);
  border-bottom: 1px solid var(--c-border-light);
}

.pricing__card-features li {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  padding: 6px 0;
  padding-left: 22px;
  position: relative;
}

.pricing__card-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--c-success);
  font-weight: 700;
  font-size: 0.8125rem;
}

.pricing__card-note {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-muted);
  margin-bottom: var(--s-lg);
  line-height: 1.5;
}

.pricing__card .btn {
  width: 100%;
  justify-content: center;
}

/* ============================================================
   BLOG
   ============================================================ */
.blog {
  padding: var(--s-5xl) 0;
  background: var(--c-surface-warm);
}

.blog__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--s-lg);
  margin-top: var(--s-2xl);
}

.blog__featured {
  background: var(--c-bg);
  border-radius: var(--r-xl);
  padding: var(--s-2xl);
  border: 1px solid var(--c-border-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--t-base);
}

.blog__featured:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-card-hover);
}

.blog__featured-img {
  aspect-ratio: 16 / 9;
  background: var(--c-surface);
  border-radius: var(--r-md);
  margin-bottom: var(--s-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog__featured-img span {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  color: var(--c-text-muted);
}

.blog__featured-img--gradient {
  background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 60%, #4D8FFF 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--s-sm);
}

.blog__featured-img-icon {
  font-size: 3rem;
  color: #fff !important;
  filter: none;
}

.blog__featured-img-label {
  font-family: var(--f-mono) !important;
  font-size: 0.75rem !important;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7) !important;
}

.blog__featured-tag {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: var(--s-sm);
}

.blog__featured-title {
  font-family: var(--f-display);
  font-size: 1.375rem;
  font-weight: 800;
  margin-bottom: var(--s-sm);
  line-height: 1.3;
}

.blog__featured-desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
}

.blog__featured-meta {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
}

.blog__sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--s-lg);
}

.blog__preview {
  background: var(--c-bg);
  border-radius: var(--r-lg);
  padding: var(--s-xl);
  border: 1px solid var(--c-border-light);
  transition: all var(--t-base);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog__preview:hover {
  border-color: var(--c-primary);
}

.blog__preview-tag {
  font-family: var(--f-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: var(--s-sm);
}

.blog__preview-title {
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: var(--s-sm);
  line-height: 1.35;
}

.blog__preview-status {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-muted);
}

.blog__cta {
  margin-top: var(--s-xl);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  padding: var(--s-5xl) 0;
}

.faq__list {
  margin-top: var(--s-2xl);
  max-width: 800px;
}

.faq__item {
  border-bottom: 1px solid var(--c-border-light);
}

.faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--s-xl) 0;
  text-align: left;
  font-family: var(--f-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--c-text);
  cursor: pointer;
  transition: color var(--t-fast);
  gap: var(--s-md);
}

.faq__question:hover {
  color: var(--c-primary);
}

.faq__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
  transition: transform var(--t-base);
}

.faq__icon::before,
.faq__icon::after {
  content: '';
  position: absolute;
  background: var(--c-text-muted);
  border-radius: 2px;
  transition: all var(--t-base);
}

.faq__icon::before {
  width: 14px;
  height: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq__icon::after {
  width: 2px;
  height: 14px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq__item.is-open .faq__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow), padding var(--t-slow);
}

.faq__answer-inner {
  padding-bottom: var(--s-xl);
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.7;
  max-width: 700px;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final-cta {
  padding: var(--s-5xl) 0;
  background: var(--c-primary-dark);
  color: #fff;
}

.final-cta__inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.final-cta__title {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: var(--s-md);
}

.final-cta__desc {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--s-2xl);
  line-height: 1.6;
}

.final-cta__buttons {
  display: flex;
  gap: var(--s-md);
  justify-content: center;
  flex-wrap: wrap;
}

.final-cta__contacts {
  margin-top: var(--s-2xl);
  display: flex;
  gap: var(--s-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.final-cta__contact {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--t-fast);
}

.final-cta__contact:hover {
  color: #fff;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: var(--s-xl) 0;
  background: var(--c-primary-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__legal {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.35);
  line-height: 1.6;
}

.footer__stack {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr 280px;
    gap: var(--s-2xl);
  }

  .usp__grid {
    grid-template-columns: 1fr 1fr;
  }

  .usp__card--large {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .portfolio__item {
    grid-template-columns: 1fr;
  }

  .portfolio__item:nth-child(even) {
    direction: ltr;
  }

  .engineer__comparison {
    grid-template-columns: 1fr;
  }

  .modules__grid {
    grid-template-columns: 1fr 1fr;
  }

  .pricing__grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .pricing__card--featured {
    transform: none;
    order: -1;
  }

  .blog__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --s-5xl: 4rem;
    --s-4xl: 3rem;
  }

  .container {
    padding: 0 var(--s-lg);
  }

  .header__nav {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--s-2xl);
    gap: var(--s-xl);
    z-index: 99;
  }

  .header__nav.is-open {
    display: flex;
  }

  .header__nav a {
    font-size: 1.25rem;
  }

  .header__nav .header__cta {
    font-size: 1rem;
    width: 100%;
    justify-content: center;
    padding: 16px;
  }

  .header__burger {
    display: flex;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__ctas {
    justify-content: center;
  }

  .hero__metrics {
    justify-content: center;
  }

  .hero__photo {
    max-width: 280px;
    margin: 0 auto;
    order: -1;
  }

  .pain__cards {
    grid-template-columns: 1fr;
  }

  .usp__grid {
    grid-template-columns: 1fr;
  }

  .modules__grid {
    grid-template-columns: 1fr;
  }

  .engineer__bottom {
    flex-direction: column;
    gap: var(--s-md);
  }

  .final-cta__buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--s-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2rem;
  }

  .hero__metrics {
    flex-direction: column;
    gap: var(--s-lg);
    align-items: center;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__ctas .btn {
    justify-content: center;
  }

  .final-cta__contacts {
    flex-direction: column;
    align-items: center;
  }
}