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

html {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  opacity: 0.85;
}

a:focus-visible {
  outline: 3px solid rgba(45, 183, 255, 0.6);
  outline-offset: 3px;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
}

:root {
  color-scheme: dark light;
  --bg: #050506;
  --bg-soft: #0b0d14;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --text: #dbeafe;
  --muted: #a0aec0;
  --primary: #00b4ff;
  --primary-alt: #8a55ff;
  --container-width: 1200px;
  --shadow: 0 20px 40px rgba(13, 37, 63, 0.25);
}

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 10px;
  padding: 10px 16px;
  background: #111827;
  color: #fff;
  border-radius: 8px;
  z-index: 999;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(5, 5, 6, 0.92);
  backdrop-filter: blur(12px);
}

@supports not (backdrop-filter: blur(12px)) {
  .site-header {
    background: rgba(5, 5, 6, 0.98);
  }
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 18px 0;
  flex-wrap: wrap;
  position: relative;
}

.logo {
  display: inline-flex;
  align-items: center;
}

.logo__img {
  height: auto;
  display: block;
}

.main-nav {
  margin-left: auto;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
}

.main-nav__link {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-alt));
  opacity: 0;
  transform: scaleX(0.6);
  transform-origin: left;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.main-nav__link:hover::after,
.main-nav__link:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.32);
  color: #fff;
  outline: 3px solid rgba(45, 183, 255, 0.6);
  outline-offset: 3px;
}

.nav-toggle__icon {
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
  width: 18px;
  height: 14px;
}

.nav-toggle__icon span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded='true'] .nav-toggle__icon span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.nav-toggle[aria-expanded='true'] .nav-toggle__icon span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle__label {
  display: inline-block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn--primary {
  background: linear-gradient(90deg, var(--primary), var(--primary-alt));
  color: #fff;
  box-shadow: 0 12px 24px rgba(0, 180, 255, 0.25);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 180, 255, 0.28);
}

.header__cta {
  flex-shrink: 0;
}

/* Hero */
.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background-color: #07070a;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 60% at 50% 50%, transparent 0%, rgba(0, 0, 0, 0.45) 55%, rgba(0, 0, 0, 0.75) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 960px;
  padding: 0 20px;
  margin: 0 auto;
  box-sizing: border-box;
}

.hero__title {
  margin: 0 0 18px 0;
  font-weight: 700;
  font-size: clamp(36px, 6.5vw, 94px);
  line-height: 1.15;
  color: #cfefff;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  margin: 0 0 16px 0;
  font-weight: 400;
  font-size: clamp(20px, 3vw, 30px);
  color: #d7f0ff;
}

.hero__text {
  margin: 0 0 24px 0;
  font-size: clamp(18px, 2.2vw, 22px);
  color: #c6e6ff;
  line-height: 1.5;
  max-width: 1024px;
}

.hero__list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.hero__list li {
  position: relative;
  padding-left: 32px;
  font-size: 1.1rem;
  color: #e1f2ff;
}

.hero__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
}

.hero__cta {
  display: inline-block;
  font-weight: 600;
  color: #dbeafe;
  border-bottom: 1px solid rgba(219, 234, 254, 0.4);
  padding-bottom: 6px;
  font-size: 1.2rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.hero__cta:hover,
.hero__cta:focus-visible {
  color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.85);
}

/* Features */
.features {
  position: relative;
  padding: 20px 0;
  margin-top: 0;
  z-index: 2;
  background: radial-gradient(circle at bottom, rgba(0, 180, 255, 0.12), transparent 60%), #050506;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 100%;
  padding: 0 20px;
}

.feature-card {
  padding: 40px 32px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: 0 20px 40px rgba(5, 5, 6, 0.25);
}

.feature-card__icon {
  width: 82px;
  height: auto;
  margin-bottom: 24px;
}

.feature-card__title {
  margin: 0 0 12px 0;
  font-size: 2.5rem;
  font-weight: 700;
  word-break: break-word;
  hyphens: auto;
}

.feature-card__divider {
  width: 40px;
  height: 2px;
  background: rgba(255, 255, 255, 0.4);
  border: 0;
  margin: 0 0 16px 0;
}

.feature-card__text {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 400;
}

.feature-card--purple {
  background: linear-gradient(to top right, #0f011d, #440d5f);
  color: #fff;
}

.feature-card--blue {
  background: linear-gradient(to top right, #7700ff, #00d4ff);
  color: #fff;
}

.feature-card--light {
  background: #f9fbff;
  color: #111;
  box-shadow: 0 18px 36px rgba(15, 27, 50, 0.18);
}

.feature-card--light .feature-card__divider {
  background: rgba(0, 0, 0, 0.15);
}

.feature-card--light .feature-card__text {
  color: #222;
}

/* Instruction */
.instruction {
  padding: 120px 0;
  background: radial-gradient(circle at top, rgba(0, 180, 255, 0.12), transparent 60%), #050506;
}

.instruction__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: start;
}

.instruction__pretitle {
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 12px;
}

.instruction__title {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  margin: 0 0 18px 0;
}

.instruction__text {
  margin: 0;
  color: #c6d9f4;
  font-size: 1.05rem;
  line-height: 1.7;
}

.instruction__steps {
  list-style: none;
  display: grid;
  gap: 24px;
  counter-reset: instruction-step;
}

.instruction__step {
  position: relative;
  padding: 28px 28px 28px 88px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
}

.instruction__step::before {
  counter-increment: instruction-step;
  content: counter(instruction-step, decimal-leading-zero);
  position: absolute;
  left: 28px;
  top: 28px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--primary), var(--primary-alt));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.instruction__step-title {
  margin: 0 0 10px 0;
  font-size: 1.3rem;
}

.instruction__step p {
  margin: 0;
  color: #d1e6ff;
  font-size: 1rem;
  line-height: 1.6;
}

/* How it works */
.how-it-works {
  padding: 100px 0;
  background: linear-gradient(360deg, #f8fafc 0%, #eef2ff 100%);
  color: #111;
}

.how__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.how__content {
  text-align: left;
}

.how__pretitle {
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  color: #4a5568;
}

.how__title {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 24px;
}

.how__btn {
  margin-top: 28px;
  text-decoration: none;
}

/* FAQ Accordion */
.faq-accordion .faq-accordion-item {
  border-bottom: 1px solid #e5e5e5;
  padding: 8px 0;
}

.faq-accordion button {
  position: relative;
  display: block;
  width: 100%;
  padding: 1em 0;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  border: none;
  background: none;
  outline: none;
  color: #1a202c;
  cursor: pointer;
}

.faq-accordion .faq-icon {
  display: inline-block;
  position: absolute;
  top: 18px;
  right: 0;
  width: 24px;
  height: 24px;
  border: 1px solid currentColor;
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.faq-accordion button[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

.faq-accordion .faq-icon::before,
.faq-accordion .faq-icon::after {
  content: '';
  position: absolute;
  background: currentColor;
}

.faq-accordion .faq-icon::before {
  top: 11px;
  left: 6px;
  width: 12px;
  height: 2px;
}

.faq-accordion .faq-icon::after {
  top: 6px;
  left: 11px;
  width: 2px;
  height: 12px;
}

.faq-accordion button[aria-expanded="true"] .faq-icon::after {
  height: 0;
}

.faq-accordion .faq-content {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity 0.25s ease, max-height 0.25s ease;
}

.faq-accordion button[aria-expanded="true"] + .faq-content {
  opacity: 1;
  max-height: 2000px;
}

.faq-accordion .faq-content p {
  margin: 0 0 0.6em 0;
  color: #4a5568;
}

/* More */
.more {
  padding: 10px 0 100px 0;
  background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
  color: #111827;
}

.more__title {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: left;
  margin: 0 0 16px 0;
}

.more__subtitle {
  font-size: 1.05rem;
  color: #475569;
  margin-bottom: 40px;
  max-width: 920px;
}

.more__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.more-card {
  background: #fff;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 16px 30px rgba(15, 23, 42, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.more-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
}

.more-card__title {
  margin: 0 0 12px 0;
  font-size: 1.3rem;
}

.more-card__text {
  margin: 0;
  color: #4a5568;
  line-height: 1.6;
}

/* Blog */
.blog {
  position: relative;
  padding: 110px 0;
  background: transparent;
}

.blog__bg {
  position: absolute;
  inset: 0;
  background: url('assets/images/mygrab-background-2.webp') no-repeat center/cover;
  z-index: 0;
}

.blog__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.25);
}

.blog__title {
  position: relative;
  z-index: 1;
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: left;
  color: #fff;
  margin-bottom: 40px;
}

.blog__panel {
  position: relative;
  z-index: 1;
  background: rgba(245, 247, 250, 0.95);
  border-radius: 20px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
  padding: 40px;
}

.blog__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.post-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.post-card:hover {
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.12);
  transform: translateY(-4px);
}

.post-card__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.post-card__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.post-card__title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 10px 0;
  color: #0f172a;
}

.post-card__title a {
  color: inherit;
}

.post-card__text {
  font-size: 0.98rem;
  color: #475569;
  line-height: 1.6;
  margin-bottom: auto;
}

.post-card__link {
  font-size: 0.98rem;
  color: #0369a1;
  font-weight: 600;
  text-decoration: none;
  margin-top: 15px;
  transition: color 0.2s ease;
}

.post-card__link:hover,
.post-card__link:focus-visible {
  color: #0ea5e9;
}

/* Contact */
.contact {
  padding: 110px 0;
  background: radial-gradient(circle at top, rgba(0, 180, 255, 0.12), transparent 60%), #050506;
  color: var(--text);
}

.contact__inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  align-items: center;
}

.contact__pretitle {
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 12px;
}

.contact__title {
  margin: 0 0 16px 0;
  font-size: clamp(2.1rem, 3.8vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
}

.contact__text {
  margin: 0 0 20px 0;
  color: #c9dcff;
  font-size: 1.05rem;
  line-height: 1.7;
}

.contact__list {
  list-style: none;
  display: grid;
  gap: 10px;
  font-weight: 600;
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e6f2ff;
  transition: color 0.2s ease;
}

.contact__link:hover,
.contact__link:focus-visible {
  color: #fff;
}

.contact__cta {
  justify-self: end;
}

/* Footer */
.site-footer {
  padding: 32px 0;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: #04050a;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-nav__link {
  font-size: 0.9rem;
  color: #e2e8f0;
}

.footer-nav__link:hover,
.footer-nav__link:focus-visible {
  color: #fff;
}

/* Responsive tweaks */
@media (min-width: 1300px) {
  .hero__content {
    max-width: 1100px;
  }
}

@media (max-width: 1100px) {
  .features {
    margin-top: 0;
  }
}

@media (max-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-card__icon {
    width: 64px;
  }

  .how__grid,
  .contact__inner,
  .instruction__grid {
    grid-template-columns: 1fr;
  }

  .contact__cta {
    justify-self: flex-start;
  }
}

@media (max-width: 900px) {
  .header__inner {
    gap: 14px;
  }

  .features {
    margin-top: 0;
  }
}

@media (max-width: 768px) {
  .site-header {
    position: static;
    top: auto;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
  }

  .header__inner {
    padding: 14px 24px;
    align-items: center;
    flex-wrap: nowrap;
    gap: 10px;
  }

  .logo__img {
    width: 150px;
  }

  .header__cta {
    display: inline-flex;
    margin-left: auto;
  }

  .main-nav {
    display: none;
  }

  .site-header--nav-ready .main-nav {
    order: 3;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 12px 0 0;
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    overflow: hidden;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 12px;
    background: transparent;
    box-shadow: none;
    transform: translateY(-8px);
    transition: max-height 0.3s ease, opacity 0.2s ease, padding 0.2s ease,
      visibility 0.2s ease, transform 0.2s ease;
    z-index: 10;
  }

  .site-header--nav-ready .main-nav.is-open {
    padding: 16px 20px 12px;
    max-height: 420px;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 18px 34px rgba(5, 5, 6, 0.35);
    transform: translateY(0);
  }

  .site-header--nav-ready .main-nav__list {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .site-header--nav-ready .main-nav__link {
    display: block;
    width: 100%;
    font-size: 1rem;
  }

  .site-header--menu-open {
    background: rgba(5, 5, 6, 0.98);
    box-shadow: 0 18px 36px rgba(5, 5, 6, 0.45);
  }

  .hero {
    align-items: flex-start;
    padding: 96px 0 64px;
  }

  .hero__content {
    padding: 0 10px;
  }

  .how__image {
    display: none;
  }

  .hero__title {
    font-size: clamp(32px, 8vw, 64px);
  }

  .hero__subtitle {
    font-size: 1.2rem;
  }

  .hero__text {
    font-size: 1rem;
  }

  .features {
    margin-top: 0;
  }

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

  .feature-card {
    padding: 32px 24px;
  }

  .instruction__step {
    padding: 24px 24px 24px 72px;
  }

  .instruction__step::before {
    left: 24px;
  }

  .blog__panel {
    padding: 28px;
  }
}

@media (max-width: 600px) {
  .header__inner {
    padding: 12px 24px;
    gap: 8px;
  }

  .logo__img {
    width: 140px;
  }

  .header__cta {
    display: inline-flex;
    padding: 10px 18px;
    font-size: 0.9rem;
  }

  .hero {
    padding: 84px 0 56px;
  }

  .hero__title {
    font-size: clamp(28px, 9vw, 48px);
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .hero__text {
    font-size: 0.95rem;
  }

  .hero__list li {
    font-size: 0.95rem;
  }

  .features {
    margin-top: 0;
    padding: 60px 0;
  }

  .site-header--nav-ready .main-nav {
    margin-top: 10px;
  }

  .site-header--nav-ready .main-nav.is-open {
    padding: 14px 16px 10px;
  }

  .feature-card {
    padding: 28px 20px;
  }

  .feature-card__title {
    font-size: 2rem;
  }

  .more {
    padding: 80px 0;
  }

  .contact {
    padding: 80px 0;
  }

  .site-footer__inner {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .header__inner {
    padding: 12px 20px;
  }

  .btn {
    width: 100%;
  }

  .site-header .btn {
    width: auto;
  }

  .logo__img {
    width: 132px;
  }

  .header__cta {
    display: inline-flex;
    padding: 10px 16px;
    font-size: 0.88rem;
  }

  .site-header--nav-ready .main-nav.is-open {
    margin-top: 10px;
  }

  .site-header--nav-ready .main-nav__list {
    gap: 14px;
  }

  .footer-nav {
    justify-content: center;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .btn:hover,
  .btn:focus-visible,
  .more-card:hover,
  .post-card:hover {
    transform: none;
    box-shadow: none;
  }
}

/* Premium Page */

.page-config {
  --bg: #f5f7ff;
  --bg-soft: #ffffff;
  --surface: rgba(15, 23, 42, 0.08);
  --surface-strong: rgba(15, 23, 42, 0.12);
  --text: #0f172a;
  --muted: #475569;
  --primary: #2563eb;
  --primary-alt: #7c3aed;
  --shadow: 0 24px 48px rgba(15, 23, 42, 0.12);
  color-scheme: light;
}

.page-config .site-header {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  color: #0f172a;
  backdrop-filter: blur(18px);
}

.page-config .site-header--menu-open {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.18);
}

.page-config .site-header--nav-ready .main-nav.is-open {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 18px 34px rgba(15, 23, 42, 0.12);
}

@media (max-width: 768px) {
  .page-config .site-header {
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.08);
  }
}

.page-config .main-nav__link::after {
  background: linear-gradient(90deg, var(--primary), var(--primary-alt));
}

.page-config .header__cta {
  box-shadow: 0 16px 32px rgba(37, 99, 235, 0.18);
}

.page-config main {
  padding-bottom: clamp(80px, 12vw, 140px);
}

.config-hero {
  padding: clamp(72px, 12vw, 140px) 0 clamp(40px, 6vw, 64px);
}

.config-hero__layout {
  display: grid;
  gap: clamp(32px, 6vw, 80px);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.config-hero__intro {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.config-hero__eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(15, 23, 42, 0.55);
  font-weight: 600;
  margin: 0;
}

.config-hero__title {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.1;
}

.config-hero__subtitle {
  margin: 0;
  font-size: 1.1rem;
  color: var(--muted);
}

.config-hero__links {
  display: grid;
  gap: 10px;
  font-size: 0.98rem;
}

.config-hero__links a {
  color: var(--primary);
  font-weight: 600;
  word-break: break-all;
}

.config-hero__note {
  margin: 0;
  color: rgba(15, 23, 42, 0.7);
  font-size: 0.98rem;
  max-width: 640px;
}

.config-hero__preview {
  position: relative;
  border-radius: 32px;
  background: radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.16), rgba(59, 130, 246, 0.08)),
    linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(148, 163, 184, 0.12));
  padding: clamp(28px, 6vw, 48px);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.config-hero__badge {
  align-self: flex-start;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: #1d4ed8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
}

.config-hero__preview-title {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: #1e293b;
  font-weight: 700;
}

.config-hero__preview-subtitle {
  margin: 0;
  font-size: 1rem;
  color: rgba(30, 41, 59, 0.78);
}

.config-hero__preview img {
  max-width: 280px;
  align-self: flex-end;
}

.config-code {
  padding: 0 0 clamp(64px, 10vw, 96px);
}

.config-code__card {
  background: #fff;
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: clamp(24px, 4vw, 40px);
  display: grid;
  gap: 20px;
}

.config-code__card h2 {
  margin: 0;
  font-size: 1.6rem;
}

.config-code__text {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.config-code__media {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  background: #0f172a;
}

.config-code__trigger {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  color: inherit;
  font: inherit;
  border-radius: inherit;
  touch-action: manipulation;
}

.config-code__trigger:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px rgba(37, 99, 235, 0.4);
}

.config-code__media img {
  display: block;
  width: 100%;
  height: auto;
}

.config-required {
  padding: 0 0 clamp(72px, 12vw, 120px);
}

.config-required__header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(32px, 6vw, 56px);
}

.config-required__header h2 {
  margin: 0;
  font-size: 2rem;
}

.config-required__grid {
  display: grid;
  gap: clamp(20px, 4vw, 32px);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.config-card {
  background: #fff;
  border-radius: 24px;
  padding: clamp(20px, 4vw, 32px);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.config-card__number {
  font-weight: 700;
  color: rgba(37, 99, 235, 0.6);
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0;
}

.config-card h3 {
  margin: 0;
  font-size: 1.4rem;
}

.config-card p {
  margin: 0;
  color: var(--muted);
}

.config-card__video {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  background: rgba(37, 99, 235, 0.08);
  color: #1d4ed8;
  font-weight: 600;
  font-size: 0.95rem;
}

.config-card__video::before {
  content: '▶';
  font-size: 0.85rem;
}

.config-card__video:hover,
.config-card__video:focus-visible {
  border-color: rgba(37, 99, 235, 0.38);
  background: rgba(37, 99, 235, 0.12);
}

.config-optional {
  padding: 0 0 clamp(80px, 12vw, 128px);
}

.config-optional__header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(32px, 6vw, 56px);
}

.config-optional__header h2 {
  margin: 0;
  font-size: 2rem;
}

.config-optional__list {
  counter-reset: optional-step;
  display: grid;
  gap: 20px;
}

.config-optional__list li {
  list-style: none;
  background: #fff;
  border-radius: 20px;
  padding: clamp(18px, 3vw, 28px);
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

.config-optional__list h3 {
  margin: 0 0 8px;
  font-size: 1.2rem;
}

.config-optional__list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.config-optional__list pre {
  margin-top: 16px;
  padding: 18px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  font-family: 'Fira Code', 'JetBrains Mono', 'SFMono-Regular', 'Menlo', monospace;
  font-size: 0.85rem;
  overflow-x: auto;
}

.config-optional__code {
  margin-top: clamp(28px, 5vw, 40px);
  display: grid;
  gap: 16px;
}

.config-contact {
  padding: clamp(64px, 10vw, 120px) 0 clamp(48px, 8vw, 96px);
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0));
}

.config-contact__inner {
  display: grid;
  gap: clamp(24px, 5vw, 48px);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
}

.config-contact__intro {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.config-contact__intro h2 {
  margin: 0;
  font-size: 2rem;
}

.config-contact__intro p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.config-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.config-contact__actions .btn {
  padding: 14px 28px;
}

body.is-lightbox-open {
  overflow: hidden;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 5vw, 72px);
  z-index: 1200;
}

.image-lightbox[hidden] {
  display: none;
}

.image-lightbox__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.82);
}

.image-lightbox__content {
  position: relative;
  margin: 0;
  z-index: 1;
  background: #0f172a;
  border-radius: 24px;
  overflow: hidden;
  max-width: min(1040px, 100%);
  max-height: 90vh;
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-lightbox__content img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 90vh;
  object-fit: contain;
}

.image-lightbox__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 0;
  background: rgba(15, 23, 42, 0.75);
  color: #f8fafc;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease;
  touch-action: manipulation;
}

.image-lightbox__close span {
  pointer-events: none;
}

.image-lightbox__close:hover,
.image-lightbox__close:focus-visible {
  background: rgba(37, 99, 235, 0.85);
}

.image-lightbox__close:focus-visible {
  outline: 3px solid rgba(148, 197, 255, 0.6);
  outline-offset: 2px;
}

.page-config .site-footer {
  background: #0f172a;
  color: #e2e8f0;
}

.page-config .footer-nav__link {
  color: inherit;
}

@media (max-width: 768px) {
  .config-hero__layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .config-hero__preview {
    order: -1;
  }

  .config-card {
    padding: 20px;
  }

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