/* ==========================================================================
   Тандевс / NextGen — общие стили
   ========================================================================== */

:root {
  --color-indigo: #1C1B8E;
  --color-lime: #D6F079;
  --color-black: #181818;
  --color-bg: #F7F7F7;
  --color-white: #FFFFFF;
  --font-display: "Dela Gothic One", sans-serif;
  --font-body: Inter, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --container-max: 1240px;
  --container-narrow: 980px;
  --section-pad-y: clamp(72px, 9vw, 128px);
  --section-pad-x: clamp(20px, 5vw, 64px);
  --header-height: 66px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 0 rgba(24, 24, 24, 0.05);
  --shadow-form: 0 40px 90px rgba(0, 0, 0, 0.28);
  --transition-reveal: opacity 0.7s ease, transform 0.7s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  font-family: var(--font-body);
  color: var(--color-black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  text-decoration: none;
  color: inherit;
}

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

input,
textarea,
select {
  font-family: inherit;
}

:focus-visible {
  outline: 3px solid var(--color-indigo);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--color-lime);
  color: var(--color-black);
}

/* -------------------------------------------------------------------------- */
/* Layout                                                                     */
/* -------------------------------------------------------------------------- */

.page-wrap {
  overflow-x: hidden;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--section-pad-x);
  padding-right: var(--section-pad-x);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--section-pad-y) var(--section-pad-x);
}

.section--white {
  background: var(--color-white);
  border-top: 1px solid rgba(24, 24, 24, 0.06);
}

.section--bg {
  background: var(--color-bg);
}

.section--dark {
  background: var(--color-black);
  color: var(--color-white);
}

.section--indigo {
  background: var(--color-indigo);
  color: var(--color-white);
}

/* -------------------------------------------------------------------------- */
/* Typography                                                                 */
/* -------------------------------------------------------------------------- */

.display-title {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin: 0;
}

.display-title--hero {
  font-size: clamp(40px, 6.6vw, 86px);
  line-height: 1.02;
  letter-spacing: -1px;
  max-width: 14ch;
}

.display-title--section {
  font-size: clamp(28px, 4vw, 52px);
}

.display-title--case-hero {
  font-size: clamp(36px, 5.6vw, 76px);
  line-height: 1.04;
  letter-spacing: -1px;
  max-width: 18ch;
}

.display-title--contact {
  font-size: clamp(30px, 4.4vw, 56px);
  line-height: 1.06;
}

.text-lead {
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.55;
  margin: 0;
}

.text-body {
  font-size: 16px;
  line-height: 1.55;
  margin: 0;
}

.text-muted {
  color: rgba(24, 24, 24, 0.6);
}

.text-muted-light {
  color: rgba(255, 255, 255, 0.82);
}

.text-italic {
  font-style: italic;
}

/* -------------------------------------------------------------------------- */
/* Badges & buttons                                                           */
/* -------------------------------------------------------------------------- */

.badge {
  display: inline-block;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  font: 700 12px/1 var(--font-body);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.badge--lime {
  background: var(--color-lime);
  color: var(--color-indigo);
}

.badge--indigo {
  background: var(--color-indigo);
  color: var(--color-white);
}

.badge--hero {
  padding: 8px 18px;
  font-size: 13px;
}

.badge--case {
  padding: 5px 12px;
  font-size: 11px;
  letter-spacing: 1.5px;
}

.badge--tag {
  padding: 6px 14px;
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: none;
}

.badge--outline-lime {
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(214, 240, 121, 0.5);
  color: var(--color-lime);
  font: 600 12px/1 var(--font-body);
  text-transform: none;
  letter-spacing: 0;
}

.badge--free {
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-lime);
  color: var(--color-black);
  font: 700 12px/1 var(--font-body);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  line-height: 1;
  transition: transform 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--lime {
  background: var(--color-lime);
  color: var(--color-indigo);
  font-weight: 700;
  font-size: 17px;
  padding: 18px 30px;
  box-shadow: 0 16px 40px rgba(214, 240, 121, 0.28);
}

.btn--indigo {
  background: var(--color-indigo);
  color: var(--color-white);
  font-weight: 700;
  font-size: 17px;
  padding: 18px 30px;
  box-shadow: 0 16px 40px rgba(28, 27, 142, 0.24);
}

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  font-size: 17px;
  padding: 18px 30px;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn--outline-indigo {
  background: var(--color-white);
  color: var(--color-indigo);
  font-size: 17px;
  padding: 18px 30px;
  border: 1.5px solid rgba(28, 27, 142, 0.25);
}

.btn--nav {
  background: var(--color-indigo);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 22px;
  gap: 8px;
}

.btn--sm {
  font-size: 16px;
  padding: 16px 26px;
}

.btn--mono {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  padding: 18px 28px;
}

.btn--mono-lime {
  background: var(--color-lime);
  color: var(--color-indigo);
  box-shadow: 0 16px 40px rgba(214, 240, 121, 0.28);
}

.btn--mono-indigo {
  background: var(--color-indigo);
  color: var(--color-white);
}

.link-mono {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 600 16px/1 var(--font-mono);
  color: var(--color-indigo);
}

.link-mono__underline {
  border-bottom: 2px solid var(--color-lime);
  padding-bottom: 2px;
}

/* -------------------------------------------------------------------------- */
/* Header & footer                                                            */
/* -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: saturate(140%) blur(12px);
  background: rgba(247, 247, 247, 0.82);
  border-bottom: 1px solid rgba(24, 24, 24, 0.08);
}

.site-header__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 14px var(--section-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.site-logo__name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.5px;
  color: var(--color-black);
}

.site-logo__tagline {
  font: 600 11px/1.4 var(--font-body);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-indigo);
  margin-top: 4px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-black);
}

.nav-toggle__bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 22px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 34px);
  flex-wrap: wrap;
}

.site-nav a:not(.btn) {
  font: 500 15px/1 var(--font-body);
  color: var(--color-black);
}

.site-footer {
  background: var(--color-black);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px var(--section-pad-x);
}

.site-footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 500 14px/1.4 var(--font-body);
}

.site-footer__nav {
  display: flex;
  gap: 24px;
  font: 500 14px/1 var(--font-body);
}

.site-footer__nav a {
  color: rgba(255, 255, 255, 0.7);
}

.site-footer__nav a.is-accent {
  color: var(--color-lime);
}

/* -------------------------------------------------------------------------- */
/* Hero                                                                       */
/* -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
}

.hero--light {
  background: var(--color-bg);
  color: var(--color-black);
  border-bottom: 1px solid rgba(24, 24, 24, 0.07);
}

.hero--indigo {
  background: var(--color-indigo);
  color: var(--color-white);
}

.hero__glow {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background: radial-gradient(900px 520px at 78% 8%, rgba(214, 240, 121, 0.16), transparent 60%);
  pointer-events: none;
}

.hero__glow--case {
  background: radial-gradient(900px 520px at 80% 6%, rgba(214, 240, 121, 0.16), transparent 60%);
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero__orb--lime-lg {
  right: 6%;
  top: 120px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle at 32% 28%, #2c2bb6, var(--color-indigo) 50%, #111069 100%);
  box-shadow: 0 40px 90px rgba(28, 27, 142, 0.28);
  animation: floaty 7s ease-in-out infinite;
}

.hero--indigo .hero__orb--lime-lg {
  right: -60px;
  top: 90px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle at 32% 28%, #eaffb0, var(--color-lime) 42%, #aebf4a 100%);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.35);
}

.hero__orb--indigo-pill {
  right: calc(6% + 200px);
  top: 300px;
  width: 96px;
  height: 190px;
  border-radius: var(--radius-pill);
  background: linear-gradient(150deg, #eaffb0, var(--color-lime) 60%, #b9cf5c);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.12);
  animation: floaty2 9s ease-in-out infinite;
}

.hero--indigo .hero__orb--indigo-pill {
  right: 230px;
  bottom: 64px;
  top: auto;
  width: 120px;
  height: 230px;
  background: linear-gradient(150deg, #5251c9, #2a299e 60%, #15146e);
  box-shadow: inset 0 0 40px rgba(255, 255, 255, 0.12), 0 30px 60px rgba(0, 0, 0, 0.3);
}

.hero--indigo .hero__orb--case-lime {
  right: -50px;
  top: 120px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle at 32% 28%, #eaffb0, var(--color-lime) 42%, #aebf4a 100%);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.35);
}

.hero--indigo .hero__orb--case-pill {
  right: 210px;
  bottom: 70px;
  top: auto;
  width: 100px;
  height: 200px;
  border-radius: var(--radius-pill);
  background: linear-gradient(150deg, #5251c9, #2a299e 60%, #15146e);
  box-shadow: inset 0 0 40px rgba(255, 255, 255, 0.12), 0 30px 60px rgba(0, 0, 0, 0.3);
}

.hero--indigo .hero__orb--stroy-pill {
  width: 170px;
  height: 120px;
  border-radius: 22px;
}

.hero__content {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: clamp(64px, 9vw, 130px) var(--section-pad-x) clamp(72px, 10vw, 140px);
}

.hero__content--case {
  padding: clamp(28px, 4vw, 44px) var(--section-pad-x) clamp(64px, 9vw, 120px);
}

.hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 500 13px/1 var(--font-body);
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: clamp(40px, 6vw, 72px);
}

.hero__breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
}

.hero__breadcrumb .is-current {
  color: var(--color-lime);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 44px;
}

.hero__actions--case {
  margin-top: 40px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 56px;
  font: 500 14px/1.4 var(--font-body);
}

.hero--light .hero__stats {
  color: rgba(24, 24, 24, 0.55);
}

.hero--indigo .hero__stats {
  color: rgba(255, 255, 255, 0.7);
}

.hero__stats-sep {
  opacity: 0.4;
}

.hero__metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 48px;
}

.metric-pill {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 12px 20px;
  border-radius: 14px;
}

.metric-pill--center {
  align-items: center;
}

.metric-pill__value {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--color-lime);
  font-size: 22px;
}

.metric-pill__label {
  font: 500 14px/1.3 var(--font-body);
  color: rgba(255, 255, 255, 0.8);
}

.highlight-lime {
  color: var(--color-lime);
}

.highlight-lime-bg {
  background: var(--color-lime);
  padding: 0 0.12em;
  border-radius: 6px;
}

/* -------------------------------------------------------------------------- */
/* Reveal animation                                                           */
/* -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: var(--transition-reveal);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}

@keyframes floaty2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(14px); }
}

/* -------------------------------------------------------------------------- */
/* Problems section (main)                                                    */
/* -------------------------------------------------------------------------- */

.section-intro {
  max-width: 62ch;
}

.section-intro--wide {
  max-width: 60ch;
}

.section-intro .badge {
  margin-bottom: 0;
}

.section-intro .display-title,
.section-intro h2 {
  margin-top: 22px;
}

.problems-labels {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin: 48px 0 8px;
  padding: 0 6px;
  flex-wrap: wrap;
}

.problems-labels span {
  font: 600 13px/1 var(--font-body);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.problems-labels span:first-child {
  color: rgba(24, 24, 24, 0.4);
}

.problems-labels span:last-child {
  color: var(--color-indigo);
}

.problem-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.problem-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.problem-row__problem {
  flex: 1 1 320px;
  padding: 30px 32px;
  color: rgba(24, 24, 24, 0.6);
  font-size: 17px;
}

.problem-row__problem strong {
  display: block;
  color: var(--color-black);
  font-weight: 700;
  margin-bottom: 8px;
}

.problem-row__solution {
  flex: 1 1 320px;
  padding: 30px 32px;
  background: var(--color-indigo);
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 17px;
  font-weight: 500;
}

.problem-row__arrow {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-lime);
  color: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.section-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 40px;
}

.section-cta-row p {
  font-size: 18px;
  line-height: 1.5;
  color: rgba(24, 24, 24, 0.66);
  max-width: 52ch;
  margin: 0;
}

/* -------------------------------------------------------------------------- */
/* Case cards (main page)                                                     */
/* -------------------------------------------------------------------------- */

.case-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 52px;
}

.case-card {
  flex: 1 1 360px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(24, 24, 24, 0.06);
}

.case-card__thumb {
  height: 140px;
  border-radius: 16px;
  object-fit: cover;
  width: 100%;
}

.case-card__badge {
  align-self: flex-start;
  margin-top: 24px;
}

.case-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 24px;
  margin: 18px 0 0;
  color: var(--color-black);
}

.case-card__desc {
  font-size: 16px;
  line-height: 1.55;
  color: rgba(24, 24, 24, 0.6);
  margin: 12px 0 0;
  flex: 1;
}

.case-card__link {
  margin-top: 24px;
}

/* -------------------------------------------------------------------------- */
/* Timeline (process)                                                         */
/* -------------------------------------------------------------------------- */

.timeline {
  position: relative;
  margin-top: 60px;
}

.timeline__line {
  position: absolute;
  left: 33px;
  top: 30px;
  bottom: 30px;
  width: 2px;
  background: linear-gradient(var(--color-indigo), rgba(28, 27, 142, 0.2));
}

.timeline__step {
  position: relative;
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding-bottom: 40px;
}

.timeline__step:last-child {
  padding-bottom: 0;
}

.timeline__num {
  flex: 0 0 auto;
  width: 68px;
  height: 68px;
  border-radius: var(--radius-md);
  background: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 26px;
  box-shadow: 0 0 0 6px rgba(28, 27, 142, 0.25), 0 18px 40px rgba(28, 27, 142, 0.4);
}

.timeline__body {
  flex: 1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 26px 30px;
}

.timeline__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.timeline__head h3 {
  font: 700 21px/1.2 var(--font-body);
  margin: 0;
}

.timeline__body p {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.62);
  margin: 14px 0 0;
}

.timeline-footer-text {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  max-width: 64ch;
  margin: 48px 0 0;
}

/* -------------------------------------------------------------------------- */
/* Contact form (main)                                                        */
/* -------------------------------------------------------------------------- */

.contact-section__grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(40px, 6vw, 80px);
}

.contact-section__info {
  flex: 1 1 360px;
}

.contact-section__form-wrap {
  flex: 1 1 380px;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 36px 0 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 500 16px/1.4 var(--font-body);
  color: rgba(255, 255, 255, 0.85);
}

.contact-list__check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-lime);
  color: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 40px);
  box-shadow: var(--shadow-form);
  color: var(--color-black);
}

.form-card--success {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  padding: clamp(32px, 4vw, 56px);
}

.form-card__icon {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  background: var(--color-lime);
  color: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  font-weight: 700;
}

.form-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 26px;
  margin: 0;
}

.form-card__text {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(24, 24, 24, 0.65);
  margin: 0;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form__label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font: 600 13px/1 var(--font-body);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: rgba(24, 24, 24, 0.55);
}

.form__input {
  border: 1.5px solid rgba(24, 24, 24, 0.14);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font: 400 16px/1.3 var(--font-body);
  color: var(--color-black);
  background: #fafafa;
}

.form__input--error {
  border-color: #c0392b;
}

.form__error {
  font-size: 13px;
  color: #c0392b;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 500;
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.5;
}

.form__submit {
  margin-top: 6px;
  width: 100%;
  background: var(--color-indigo);
  color: var(--color-white);
  font: 700 17px/1 var(--font-body);
  padding: 18px;
  border-radius: var(--radius-pill);
  transition: transform 0.15s ease;
}

.form__submit:hover {
  transform: translateY(-2px);
}

.form[hidden],
.form-success[hidden] {
  display: none !important;
}

/* -------------------------------------------------------------------------- */
/* Case page: problem cards                                                   */
/* -------------------------------------------------------------------------- */

.card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 44px;
}

.card-grid--4 .info-card {
  flex: 1 1 230px;
}

.info-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 30px;
  border: 1px solid rgba(24, 24, 24, 0.06);
}

.info-card__num {
  display: flex;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: var(--color-indigo);
  color: var(--color-white);
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 16px;
}

.info-card h3 {
  font: 700 18px/1.3 var(--font-body);
  margin: 20px 0 6px;
}

.info-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(24, 24, 24, 0.58);
  margin: 0;
}

/* -------------------------------------------------------------------------- */
/* Platform flow                                                              */
/* -------------------------------------------------------------------------- */

.flow-banner {
  margin-top: 44px;
  background: var(--color-indigo);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 48px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.flow-step {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--color-white);
  font: 600 16px/1 var(--font-body);
  padding: 16px 22px;
  border-radius: 14px;
}

.flow-step__dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-lime);
}

.flow-arrow {
  color: var(--color-lime);
  font-size: 20px;
  font-weight: 700;
}

/* -------------------------------------------------------------------------- */
/* Screenshots                                                                */
/* -------------------------------------------------------------------------- */

.screenshot-main {
  width: 100%;
  height: clamp(260px, 42vw, 520px);
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-top: 40px;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.screenshot-grid img {
  width: 100%;
  height: clamp(200px, 24vw, 280px);
  object-fit: cover;
  border-radius: 16px;
}

/* -------------------------------------------------------------------------- */
/* Feature cards grid                                                         */
/* -------------------------------------------------------------------------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.feature-card {
  border-radius: var(--radius-md);
  padding: 30px;
  border: 1px solid rgba(24, 24, 24, 0.06);
}

.feature-card--white {
  background: var(--color-white);
}

.feature-card--bg {
  background: var(--color-bg);
}

.feature-card__icon {
  display: flex;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--color-indigo);
  align-items: center;
  justify-content: center;
}

.feature-card__icon-dot {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--color-lime);
}

.feature-card h3 {
  font: 700 18px/1.3 var(--font-body);
  margin: 20px 0 6px;
}

.feature-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(24, 24, 24, 0.58);
  margin: 0;
}

/* -------------------------------------------------------------------------- */
/* Work type cards                                                            */
/* -------------------------------------------------------------------------- */

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.work-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid rgba(24, 24, 24, 0.06);
  position: relative;
  overflow: hidden;
}

.work-card__bg-num {
  position: absolute;
  right: 18px;
  top: 14px;
  font-family: var(--font-display);
  font-size: 46px;
  color: rgba(28, 27, 142, 0.08);
}

.work-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(24, 24, 24, 0.6);
  margin: 16px 0 0;
}

/* -------------------------------------------------------------------------- */
/* Benefits (dark/indigo cards)                                               */
/* -------------------------------------------------------------------------- */

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.benefit-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 34px;
}

.benefit-card__value {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--color-lime);
  font-size: clamp(40px, 5vw, 58px);
  line-height: 1;
}

.benefit-card__value--sm {
  font-size: clamp(34px, 4vw, 44px);
  line-height: 1.05;
}

.benefit-card h3 {
  font: 700 19px/1.3 var(--font-body);
  margin: 14px 0 0;
}

.benefit-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.66);
  margin: 8px 0 0;
}

/* -------------------------------------------------------------------------- */
/* Pricing                                                                    */
/* -------------------------------------------------------------------------- */

.pricing-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 44px;
}

.pricing-card {
  flex: 1 1 280px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 34px;
  border: 1px solid rgba(24, 24, 24, 0.06);
}

.pricing-card--dark {
  background: var(--color-black);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pricing-card__label {
  font: 600 12px/1 var(--font-body);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(24, 24, 24, 0.45);
}

.pricing-card--dark .pricing-card__label {
  color: rgba(255, 255, 255, 0.5);
}

.pricing-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 18px;
}

.pricing-list span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 600 17px/1 var(--font-body);
}

.pricing-list span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-indigo);
  flex-shrink: 0;
}

.pricing-card__value {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(30px, 4vw, 42px);
  margin-top: 14px;
}

.pricing-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.66);
  margin: 10px 0 0;
}

/* -------------------------------------------------------------------------- */
/* Role cards (dark section)                                                  */
/* -------------------------------------------------------------------------- */

.role-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 32px;
}

.role-card .badge {
  background: rgba(214, 240, 121, 0.16);
  color: var(--color-lime);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.role-card h3 {
  font: 700 20px/1.3 var(--font-body);
  margin: 18px 0 8px;
}

.role-card p {
  font-size: 15px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.66);
  margin: 0;
}

/* -------------------------------------------------------------------------- */
/* Case contact block                                                         */
/* -------------------------------------------------------------------------- */

.case-contact {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(36px, 6vw, 72px);
}

.case-contact__info {
  flex: 1 1 360px;
}

.case-contact__card-wrap {
  flex: 1 1 300px;
}

.contact-person-card {
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3vw, 40px);
}

.contact-person-card--light {
  background: var(--color-white);
  color: var(--color-black);
  box-shadow: var(--shadow-form);
}

.contact-person-card--indigo {
  background: var(--color-indigo);
  color: var(--color-white);
  box-shadow: 0 40px 90px rgba(28, 27, 142, 0.24);
}

.contact-person-card__label {
  font: 600 12px/1 var(--font-body);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(24, 24, 24, 0.45);
}

.contact-person-card--indigo .contact-person-card__label {
  color: rgba(255, 255, 255, 0.55);
}

.contact-person-card__person {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
}

.contact-person-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--color-lime);
  color: var(--color-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-person-card--indigo .contact-person-card__avatar {
  background: var(--color-lime);
}

.contact-person-card__name {
  font: 700 20px/1.2 var(--font-body);
}

.contact-person-card__role {
  font: 500 14px/1.3 var(--font-body);
  color: rgba(24, 24, 24, 0.5);
  margin-top: 2px;
}

.contact-person-card--indigo .contact-person-card__role {
  color: rgba(255, 255, 255, 0.6);
}

.contact-person-card__divider {
  height: 1px;
  background: rgba(24, 24, 24, 0.1);
  margin: 24px 0;
}

.contact-person-card--indigo .contact-person-card__divider {
  background: rgba(255, 255, 255, 0.14);
}

.contact-person-card__phones {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-person-card__phones a {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 600 17px/1 var(--font-body);
  color: var(--color-indigo);
}

.contact-person-card--indigo .contact-person-card__phones a {
  color: var(--color-white);
}

.phone-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-lime);
  box-shadow: 0 0 0 4px rgba(214, 240, 121, 0.4);
  flex-shrink: 0;
}

.contact-person-card--indigo .phone-dot {
  box-shadow: 0 0 0 4px rgba(214, 240, 121, 0.3);
}

/* -------------------------------------------------------------------------- */
/* Responsive                                                                 */
/* -------------------------------------------------------------------------- */

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(247, 247, 247, 0.98);
    border-bottom: 1px solid rgba(24, 24, 24, 0.08);
    padding: 12px var(--section-pad-x) 20px;
    backdrop-filter: saturate(140%) blur(12px);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a:not(.btn) {
    padding: 12px 0;
    border-bottom: 1px solid rgba(24, 24, 24, 0.06);
  }

  .site-nav .btn {
    margin-top: 12px;
    justify-content: center;
  }

  .site-header {
    position: sticky;
  }

  .site-header__inner {
    position: relative;
    flex-wrap: wrap;
  }

  .problems-labels {
    flex-direction: column;
    gap: 8px;
  }

  .timeline__line {
    left: 23px;
  }

  .timeline__num {
    width: 48px;
    height: 48px;
    font-size: 20px;
  }

  .hero__orb--lime-lg,
  .hero__orb--indigo-pill,
  .hero__orb--case-lime,
  .hero__orb--case-pill {
    opacity: 0.5;
    transform: scale(0.7);
  }

  .flow-arrow {
    display: none;
  }

  .flow-banner {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__orb,
  .btn {
    animation: none;
    transition: none;
  }
}