/* =========================================================
   ONEON COMPANY — style.css
   Design concept reference: fkiplus.com (blue + green two-tone,
   numbered sections, sticky nav, bold headline hero)
   Font: 나눔고딕 (Nanum Gothic)
   ========================================================= */

:root {
  --navy-900: #081a38;
  --navy-800: #0f2a54;
  --navy-700: #163a6e;
  --navy-600: #1e4c8f;
  --accent: #2f6fed;
  --accent-dark: #1d54c4;
  --green: #5fd447;
  --green-dark: #33a824;
  --green-light: #e7fbe2;
  --amber: #f5a623;
  --white: #ffffff;
  --gray-50: #f7f8fa;
  --gray-100: #eef1f5;
  --gray-200: #e2e6ec;
  --gray-500: #7a8494;
  --gray-600: #5b6472;
  --gray-900: #16202e;

  --font-base: 'Nanum Gothic', 'Malgun Gothic', sans-serif;

  --container-w: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 10px rgba(8, 26, 56, 0.06);
  --shadow-md: 0 10px 30px rgba(8, 26, 56, 0.10);
  --shadow-lg: 0 20px 50px rgba(8, 26, 56, 0.16);
  --transition: 0.25s ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.only-desktop { display: inline; }
@media (max-width: 640px) { .only-desktop { display: none; } }

/* ---------- Typography helpers ---------- */
.eyebrow {
  display: inline-block;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin: 0 0 14px;
  text-transform: uppercase;
}
.eyebrow--light { color: #8fb3ff; }

.section-title {
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--navy-900);
  margin: 0 0 16px;
}
.section-title--light { color: var(--white); }

.section-desc {
  font-size: 16px;
  color: var(--gray-600);
  max-width: 640px;
  margin: 0;
}
.section-desc--light { color: #c3d2ec; }

.section-head { margin-bottom: 48px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn--sm { padding: 9px 18px; font-size: 14px; }
.btn--lg { padding: 16px 32px; font-size: 16px; }
.btn--block { width: 100%; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

.btn--primary {
  background: var(--navy-800);
  color: var(--white);
}
.btn--primary:hover { background: var(--navy-700); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn--accent {
  background: var(--accent);
  color: var(--white);
}
.btn--accent:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(47,111,237,0.35); }

.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn--ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(8, 26, 56, 0.0);
  backdrop-filter: blur(0px);
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo { display: inline-flex; align-items: center; }
.logo__img { height: 26px; }
.logo__img--navy { display: none; }
.header.is-scrolled .logo__img--white { display: none; }
.header.is-scrolled .logo__img--navy { display: block; }

.nav__list {
  display: flex;
  gap: 34px;
}
.nav__link {
  font-weight: 700;
  font-size: 15px;
  color: var(--white);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.header.is-scrolled .nav__link { color: var(--gray-900); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav__link:hover::after { width: 100%; }
.nav__link:hover { color: var(--accent); }

.header__actions { display: flex; align-items: center; gap: 16px; }
.header__actions .btn--primary {
  background: var(--accent);
}
.header__actions .btn--primary:hover { background: var(--accent-dark); }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: transparent;
  border: none;
  padding: 0;
}
.hamburger span {
  display: block;
  width: 100%; height: 2px;
  background: var(--white);
  transition: all var(--transition);
}
.header.is-scrolled .hamburger span { background: var(--navy-900); }
.hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-active span:nth-child(2) { opacity: 0; }
.hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  top: 76px; right: -100%;
  width: min(320px, 84vw);
  height: calc(100vh - 76px);
  background: var(--navy-900);
  padding: 32px 28px;
  z-index: 99;
  transition: right var(--transition);
  box-shadow: var(--shadow-lg);
}
.mobile-nav.is-open { right: 0; }
.mobile-nav__link {
  display: block;
  padding: 14px 0;
  font-weight: 700;
  font-size: 17px;
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.mobile-nav .btn { margin-top: 24px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%);
  overflow: hidden;
  padding-top: 76px;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__grid { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
}
.hero__glow--1 {
  width: 480px; height: 480px;
  background: var(--accent);
  top: -120px; right: -100px;
}
.hero__glow--2 {
  width: 380px; height: 380px;
  background: var(--green);
  bottom: -140px; left: -80px;
  opacity: 0.22;
}
.hero__inner {
  position: relative;
  z-index: 1;
  padding: 90px 24px 120px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.hero__title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
  margin: 0 0 20px;
}
.hero__title--accent { color: var(--accent); }
.plus { color: var(--green); }
.hero__desc {
  font-size: clamp(16px, 2vw, 18px);
  color: #cddaf0;
  max-width: 520px;
  margin: 0 0 36px;
}
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Hero visual (graphic panel) ---------- */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
}
.hero__visual-graphic { width: 100%; max-width: 460px; }
.hero__float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
}
.hero__float-card--top {
  top: 4%;
  right: -2%;
}
.hero__float-card--bottom {
  bottom: 6%;
  left: -4%;
}
.hero__float-dot {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.hero__float-dot--blue { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); }
.hero__float-dot--green { background: linear-gradient(135deg, var(--green), var(--green-dark)); }
.hero__float-dot svg { width: 18px; height: 18px; }
.hero__float-text strong { display: block; font-size: 14px; color: var(--white); }
.hero__float-text span { font-size: 12px; color: #a9bbdb; }

/* ---------- Stats ---------- */
.stats {
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  margin-top: -1px;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 56px 24px;
}
.stats__item { text-align: center; }
.stats__num, .stats__suffix {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  color: var(--navy-800);
}
.stats__item p { margin: 8px 0 0; color: var(--gray-600); font-weight: 700; font-size: 14px; }

/* ---------- About ---------- */
/* ---------- Decorative section shapes ---------- */
.section-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  z-index: 0;
  pointer-events: none;
}
.section-shape--blue { background: var(--accent); opacity: 0.10; }
.section-shape--green { background: var(--green); opacity: 0.14; }
.section-shape--tr { top: -60px; right: -60px; width: 320px; height: 320px; }
.section-shape--bl { bottom: -80px; left: -80px; width: 300px; height: 300px; }
.section-shape--tl { top: -40px; left: 6%; width: 220px; height: 220px; }
.section-shape--br { bottom: -60px; right: 8%; width: 260px; height: 260px; }

.about { padding: 110px 0; background: var(--white); position: relative; overflow: hidden; }
.about > .container { position: relative; z-index: 1; }
.about__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about__visual {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.about__card {
  border-radius: var(--radius-md);
  padding: 26px 28px;
  color: var(--white);
  box-shadow: var(--shadow-md);
}
.about__card-num {
  display: block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  opacity: 0.75;
  margin-bottom: 8px;
}
.about__card p { margin: 0; font-size: 19px; font-weight: 700; }
.about__card--1 { background: linear-gradient(135deg, var(--navy-800), var(--navy-600)); margin-right: 0; }
.about__card--2 { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); margin-left: 32px; }
.about__card--3 { background: linear-gradient(135deg, var(--green-dark), var(--green)); margin-right: 32px; }

.about__text { color: var(--gray-600); font-size: 16px; margin: 0 0 18px; }
.about__list { margin: 24px 0; display: flex; flex-direction: column; gap: 12px; }
.about__list li { display: flex; align-items: flex-start; gap: 10px; font-weight: 700; color: var(--gray-900); }
.about__list .check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(47,111,237,0.12); color: var(--accent);
  font-size: 13px; flex-shrink: 0;
}
.link-arrow { font-weight: 800; color: var(--navy-800); display: inline-flex; gap: 6px; }
.link-arrow:hover { color: var(--accent); }

/* ---------- Services ---------- */
.services { padding: 110px 0; background: var(--gray-50); position: relative; overflow: hidden; }
.services > .container { position: relative; z-index: 1; }
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  position: relative;
  overflow: hidden;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 34px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--gray-100);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.service-card__bgnum {
  position: absolute;
  top: -14px; right: -4px;
  font-size: 74px;
  font-weight: 800;
  line-height: 1;
  color: var(--navy-800);
  opacity: 0.05;
  z-index: 0;
  pointer-events: none;
}
.service-card:nth-child(2n) .service-card__bgnum { color: var(--green-dark); }
.service-card__num {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(47,111,237,0.10);
  margin-bottom: 22px;
}
.service-card:nth-child(2n) .service-card__num {
  background: var(--green-light);
}
.service-card__icon { width: 24px; height: 24px; color: var(--accent); }
.service-card:nth-child(2n) .service-card__icon { color: var(--green-dark); }
.service-card__title, .service-card__desc, .service-card__tags { position: relative; z-index: 1; }
.service-card__title { font-size: 19px; font-weight: 800; margin: 0 0 12px; color: var(--navy-900); }
.service-card__desc { font-size: 14.5px; color: var(--gray-600); margin: 0 0 18px; }

/* feature chips inside each service card */
.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}
.service-card__tags li {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(47,111,237,0.08);
  border-radius: 999px;
  padding: 5px 11px;
}
.service-card:nth-child(2n) .service-card__tags li {
  color: var(--green-dark);
  background: var(--green-light);
}

/* ---------- Value-added services (부가 서비스) ---------- */
.addons { margin-top: 72px; }
.addons__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.addons__head h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy-900);
  margin: 0;
}
.addons__head p { margin: 0; font-size: 14.5px; color: var(--gray-600); }
.addons__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.addon {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.addon:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); border-color: var(--gray-200); }
.addon__dot {
  width: 30px; height: 30px;
  flex-shrink: 0;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(47,111,237,0.10);
}
.addon__dot svg { width: 16px; height: 16px; color: var(--accent); }
.addon:nth-child(2n) .addon__dot { background: var(--green-light); }
.addon:nth-child(2n) .addon__dot svg { color: var(--green-dark); }
.addon span { font-size: 14px; font-weight: 700; color: var(--gray-900); line-height: 1.4; }

/* ---------- Channel integration strip ---------- */
.channels {
  margin-top: 56px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 30px 34px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.channels__text strong {
  display: block;
  font-size: 17px;
  font-weight: 800;
  color: var(--navy-900);
  margin-bottom: 6px;
}
.channels__text span { font-size: 14px; color: var(--gray-600); }
.channels__list { display: flex; flex-wrap: wrap; gap: 8px; }
.channels__list li {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy-800);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 7px 13px;
}

/* ---------- Process ---------- */
.process {
  padding: 110px 0;
  background: linear-gradient(160deg, var(--navy-900), var(--navy-800));
}
.process__grid {
  display: flex;
  align-items: stretch;
  gap: 8px;
  flex-wrap: wrap;
}
.process__step {
  flex: 1 1 200px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-md);
  padding: 30px 22px;
  color: var(--white);
}
.process__num { font-size: 26px; font-weight: 800; color: var(--green); }
.process__step h3 { font-size: 18px; margin: 14px 0 10px; }
.process__step p { font-size: 14px; color: #c3d2ec; margin: 0; line-height: 1.6; }
.process__arrow {
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.35);
  font-size: 22px;
  flex: 0 0 auto;
}

/* ---------- Why ---------- */
.why { padding: 110px 0; background: var(--white); position: relative; overflow: hidden; }
.why > .container { position: relative; z-index: 1; }
.why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why__card {
  text-align: center;
  padding: 36px 22px;
  border-radius: var(--radius-md);
  background: var(--gray-50);
  transition: transform var(--transition), box-shadow var(--transition);
}
.why__card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); background: var(--white); }
.why__icon {
  width: 60px; height: 60px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy-800), var(--accent));
}
.why__icon svg { width: 26px; height: 26px; }
.why__card:nth-child(2n) .why__icon { background: linear-gradient(135deg, var(--green-dark), var(--green)); }
.why__card h3 { font-size: 17px; font-weight: 800; margin: 0 0 10px; color: var(--navy-900); }
.why__card p { font-size: 14px; color: var(--gray-600); margin: 0; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--accent), var(--green-dark));
  padding: 90px 0;
}
.cta-banner__inner { text-align: center; }
.cta-banner__inner h2 {
  color: var(--white);
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  margin: 0 0 12px;
}
.cta-banner__inner p { color: #dce8ff; margin: 0 0 30px; font-size: 16px; }
.cta-banner .btn--accent { background: var(--white); color: var(--accent-dark); }
.cta-banner .btn--accent:hover { background: var(--gray-100); }

/* ---------- Contact ---------- */
.contact { padding: 110px 0; background: var(--gray-50); position: relative; overflow: hidden; }
.contact > .container { position: relative; z-index: 1; }
.contact__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
}
.contact__list { margin-top: 30px; display: flex; flex-direction: column; gap: 18px; }
.contact__list li {
  display: flex;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--gray-200);
}
.contact__label {
  flex: 0 0 72px;
  font-weight: 800;
  color: var(--navy-800);
  font-size: 14px;
}
.contact__value { color: var(--gray-600); font-size: 15px; }
.contact__value a:hover { color: var(--accent); }

.contact__form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.form__row { margin-bottom: 18px; }
.form__row label {
  display: block;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--gray-900);
}
.req { color: #e0473f; }
.form__row input,
.form__row select,
.form__row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14.5px;
  color: var(--gray-900);
  background: var(--gray-50);
  transition: border-color var(--transition), background var(--transition);
}
.form__row input:focus,
.form__row select:focus,
.form__row textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--white);
}
.form__row textarea { resize: vertical; }
.checkbox { display: flex; align-items: flex-start; gap: 10px; font-size: 13.5px; color: var(--gray-600); font-weight: 400; cursor: pointer; }
.checkbox input { width: auto; margin-top: 3px; }
.form__note { font-size: 13.5px; margin: 14px 0 0; text-align: center; color: var(--accent); min-height: 18px; }

/* ---------- Footer ---------- */
.footer { background: var(--navy-900); color: #c3d2ec; padding: 70px 0 0; }
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__logo { height: 24px; margin-bottom: 16px; }
.footer__brand p { font-size: 14px; color: #8fa3c9; margin: 0; }
.footer__col h4 { color: var(--white); font-size: 15px; margin: 0 0 18px; }
.footer__col ul { display: flex; flex-direction: column; gap: 12px; }
.footer__col a { font-size: 14px; color: #a9bbdb; transition: color var(--transition); }
.footer__col a:hover { color: var(--white); }

.footer__bottom {
  padding: 26px 24px 34px;
  font-size: 12.5px;
  color: #6f84a8;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ---------- To top ---------- */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--navy-800);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition);
  z-index: 90;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--accent); }

/* ---------- Reveal animation ----------
   Progressive enhancement: content is visible by default so the page
   never looks "broken" if JavaScript fails to load or is disabled.
   The scroll-reveal animation only activates once script.js has run
   and added the "js" class to <html>. */
.reveal {
  transition: opacity 0.7s ease, transform 0.7s ease;
}
html.js .reveal {
  opacity: 0;
  transform: translateY(24px);
}
html.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; padding-bottom: 60px; }
  .hero__desc { margin-left: auto; margin-right: auto; }
  .hero__cta { justify-content: center; }
  .hero__visual { min-height: 300px; margin-top: 20px; }
  .hero__visual-graphic { max-width: 360px; }
}

@media (max-width: 1024px) {
  .about__grid, .contact__grid { grid-template-columns: 1fr; }
  .services__grid, .why__grid { grid-template-columns: repeat(2, 1fr); }
  .about__visual { flex-direction: row; flex-wrap: wrap; }
  .about__card { flex: 1 1 45%; margin: 0 !important; }
  .addons__grid { grid-template-columns: repeat(2, 1fr); }
  .channels { flex-direction: column; align-items: flex-start; gap: 18px; }
}

@media (max-width: 860px) {
  .nav, .header__actions .btn--primary { display: none; }
  .hamburger { display: flex; }
  .process__arrow { display: none; }
  .process__grid { flex-direction: column; }
}

@media (max-width: 640px) {
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .services__grid, .why__grid { grid-template-columns: 1fr; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { width: 100%; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .contact__form { padding: 26px; }
  .about__visual { flex-direction: column; }
  .about__card { margin: 0 !important; }
  .hero__float-card { display: none; }
  .addons__grid { grid-template-columns: 1fr; }
  .addons { margin-top: 54px; }
  .channels { padding: 24px; }
}