/* ==========================================================
   Engkey Landing — design tokens
   ========================================================== */
:root {
  --purple: #6D4BD8;
  --purple-deep: #3C365C;
  --purple-soft: #9272F4;
  --blue: #49A4F3;
  --blue-soft: #E6F4FF;
  --pink: #FF9FB2;
  --pink-soft: #FFE6EC;
  --yellow: #FFE08A;
  --yellow-soft: #FFF4CF;
  --mint: #A7E3C1;
  --mint-soft: #E6F7EC;
  --ivory: #F8FAF7;
  --ivory-deep: #ECF4EF;
  --ink: #2F2B46;
  --ink-soft: #68647E;
  --line: #DEDDEC;

  --shadow-sm: 0 2px 8px rgba(60, 54, 92, 0.08);
  --shadow-md: 0 8px 24px rgba(60, 54, 92, 0.12);
  --shadow-lg: 0 24px 60px rgba(60, 54, 92, 0.18);

  --radius-sm: 8px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --radius-pill: 999px;

  --font-kr: "Pretendard", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: "Quicksand", "Pretendard", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: var(--font-kr);
  font-feature-settings: "ss01", "ss02";
  color: var(--ink);
  background: var(--ivory);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; }
a { color: inherit; text-decoration: none; }

/* ----------- Layout helpers ----------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: 120px 0;
  position: relative;
}

.section--ivory { background: var(--ivory); }
.section--cream { background: var(--ivory-deep); }
.section--purple {
  background: linear-gradient(135deg, var(--purple-deep) 0%, var(--purple) 58%, var(--blue) 100%);
  color: white;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--purple);
  background: white;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}
.section--purple .eyebrow {
  color: var(--yellow);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.section-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0;
  margin: 0 0 16px;
  text-wrap: balance;
}
.section-subtitle {
  font-size: 18px;
  color: var(--ink-soft);
  margin: 0 0 64px;
  max-width: 640px;
  text-wrap: pretty;
}
.section--purple .section-subtitle { color: rgba(255,255,255,0.75); }

/* ----------- Buttons ----------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 16px;
  font-family: var(--font-kr);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--purple);
  color: white;
  box-shadow: var(--shadow-md);
}
.btn--primary:hover {
  transform: translateY(-2px);
  background: var(--purple-deep);
  box-shadow: var(--shadow-lg);
}
.btn--ghost {
  background: white;
  color: var(--purple);
  border: 1px solid var(--line);
}
.btn--ghost:hover {
  border-color: var(--purple);
  transform: translateY(-2px);
}
.btn--yellow {
  background: var(--yellow);
  color: var(--purple-deep);
}
.btn--yellow:hover {
  background: #FFE066;
  transform: translateY(-2px);
}

/* ==========================================================
   Brand assets
   ========================================================== */
.engkey-wordmark {
  display: block;
  width: auto;
  height: 44px;
  object-fit: contain;
}
.engkey-mark {
  display: block;
  width: 42px;
  height: 42px;
  object-fit: contain;
  flex: 0 0 auto;
  background: white;
  border: 1px solid rgba(222, 221, 236, 0.9);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.engkey-mascot {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.engkey-horizontal {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ----------- Reveal animation ----------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}
.float { animation: float 5.5s ease-in-out infinite; }
.float-delay { animation: float 6.2s ease-in-out infinite; animation-delay: -2s; }

@keyframes pop {
  0%   { transform: scale(.9); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* ==========================================================
   Nav
   ========================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(253, 250, 246, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.nav.is-scrolled {
  border-bottom-color: var(--line);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 18px;
  color: var(--purple-deep);
}
.nav__logo .engkey-wordmark {
  height: 34px;
  max-width: 132px;
}
.nav__links {
  display: flex; gap: 32px;
  font-size: 15px;
  color: var(--ink-soft);
}
.nav__links a:hover { color: var(--purple); }
.nav__cta { font-size: 14px; padding: 10px 20px; }
@media (max-width: 880px) {
  .nav__links { display: none; }
}

/* ==========================================================
   Hero
   ========================================================== */
.hero {
  padding: 88px 0 84px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--ivory) 0%, var(--ivory-deep) 100%);
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: white;
  border: 1px solid var(--line);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--purple);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.hero__brand {
  display: block;
  width: min(420px, 100%);
  height: auto;
  margin-bottom: 22px;
}
.hero__badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(181, 234, 215, 0.4);
}
.hero h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0;
  margin: 0 0 24px;
  text-wrap: balance;
}
.hero h1 .accent {
  background: linear-gradient(180deg, transparent 60%, var(--yellow) 60%);
  padding: 0 4px;
  color: var(--purple);
}
.hero__sub {
  font-size: 19px;
  color: var(--ink-soft);
  margin: 0 0 36px;
  max-width: 540px;
  text-wrap: pretty;
}
.hero__ctas {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero__platforms {
  display: flex; gap: 18px; align-items: center;
  font-size: 13px;
  color: var(--ink-soft);
  flex-wrap: wrap;
}
.hero__platforms strong { color: var(--purple); font-weight: 600; }
.hero__platforms .pf {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,.76);
  border: 1px solid var(--line);
  color: var(--purple-deep);
  font-weight: 700;
}

/* Hero device cluster */
.hero__visual {
  position: relative;
  height: 540px;
}
.hero__visual--scene .profile-device {
  display: none;
}
.hero-photo {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 28px;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 224, 138, .72), transparent 28%),
    radial-gradient(circle at 78% 24%, rgba(167, 227, 193, .68), transparent 30%),
    linear-gradient(135deg, #E6F4FF 0%, #FFF4CF 48%, #FFE6EC 100%);
  box-shadow:
    0 30px 80px rgba(60, 54, 92, 0.22),
    inset 0 0 0 1px rgba(255,255,255,.58);
}
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0) 52%, rgba(60,54,92,.16) 100%),
    linear-gradient(90deg, rgba(255,255,255,.2), rgba(255,255,255,0) 42%);
  pointer-events: none;
}
.hero-photo__image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-photo__fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.hero-photo__tablet {
  width: min(58%, 320px);
  aspect-ratio: 4 / 3;
  border-radius: 22px;
  padding: 22px;
  background: rgba(60, 54, 92, .88);
  box-shadow: var(--shadow-lg);
  transform: rotate(-4deg);
}
.hero-photo__tablet span {
  display: block;
  height: 24%;
  margin-bottom: 12px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.86);
}
.hero-photo__tablet span:nth-child(2) {
  width: 72%;
  background: rgba(255, 224, 138, .9);
}
.hero-photo__tablet span:nth-child(3) {
  width: 56%;
  background: rgba(167, 227, 193, .9);
}
.profile-device {
  position: absolute;
  inset: 0;
  width: 100%;
  border-radius: 28px;
  padding: 10px;
  background: var(--purple-deep);
  box-shadow:
    0 30px 80px rgba(60, 54, 92, 0.28),
    inset 0 0 0 2px rgba(255,255,255,0.08);
}
.profile-screen {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 20px;
  background:
    linear-gradient(180deg, #BFEAFF 0%, #DCD8F1 58%, #FFD8EC 100%);
  color: #574873;
}
.profile-rainbow {
  position: absolute;
  width: 340px;
  height: 118px;
  opacity: .34;
  pointer-events: none;
  background:
    linear-gradient(155deg, transparent 0 16%, rgba(177, 132, 239, .7) 16% 28%, transparent 28% 34%, rgba(255, 236, 143, .7) 34% 46%, transparent 46% 52%, rgba(171, 238, 218, .7) 52% 64%, transparent 64% 70%, rgba(147, 205, 255, .7) 70% 82%, transparent 82% 100%);
}
.profile-rainbow--top {
  top: -20px;
  left: -92px;
  transform: rotate(-11deg);
}
.profile-rainbow--bottom {
  right: -110px;
  bottom: -30px;
  transform: rotate(151deg);
}
.profile-cloud {
  position: absolute;
  display: flex;
  align-items: flex-end;
  opacity: .82;
}
.profile-cloud span {
  display: block;
  width: 42px;
  height: 42px;
  margin-left: -14px;
  border-radius: 50%;
  background: rgba(255,255,255,.88);
}
.profile-cloud span:nth-child(2) {
  width: 52px;
  height: 52px;
}
.profile-cloud--top {
  top: -6px;
  right: 58px;
}
.profile-cloud--mid {
  top: 150px;
  right: 92px;
  transform: scale(.7);
}
.profile-cloud--bottom {
  left: 64px;
  bottom: 104px;
  transform: scale(.66);
}
.profile-star,
.profile-heart {
  position: absolute;
  font-size: 18px;
  font-family: var(--font-en);
}
.profile-star {
  color: #FFE36E;
}
.profile-star--one {
  top: 92px;
  left: 184px;
}
.profile-star--two {
  right: 108px;
  bottom: 114px;
}
.profile-heart {
  top: 120px;
  left: 290px;
  color: #E9A7D8;
}
.profile-topbar {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 94px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 22px 34px 0;
}
.profile-logo {
  width: 94px;
  height: auto;
}
.profile-topbar h3 {
  margin: 0;
  font-size: 23px;
  line-height: 1;
  font-weight: 800;
  color: #574873;
  white-space: nowrap;
}
.profile-topbar h3 span {
  color: #FFE36E;
  font-size: .62em;
  vertical-align: 6px;
  margin-right: 6px;
}
.profile-section-title {
  position: relative;
  z-index: 1;
  margin: 22px 0 16px 34px;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 14px;
  color: rgba(87,72,115,.56);
  letter-spacing: .16em;
}
.profile-roster {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  width: 438px;
  margin-left: 34px;
}
.profile-student-card {
  min-height: 150px;
  padding: 18px 18px 14px;
  border: 2px solid rgba(255,255,255,.75);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.82);
  box-shadow: 0 10px 24px rgba(60,54,92,.08);
  text-align: left;
  color: #574873;
}
.profile-student-badge {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #E69097;
  color: white;
  font-family: var(--font-en);
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 10px;
}
.profile-student-card strong,
.profile-student-card small {
  display: block;
}
.profile-student-card strong {
  font-family: var(--font-en);
  font-size: 24px;
  line-height: 1;
}
.profile-student-card small {
  margin: 10px 0 8px;
  color: #9A91B2;
  font-weight: 700;
}
.profile-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 800;
}
.profile-status i {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 2px solid currentColor;
}
.profile-status--pending {
  background: #FFF3A8;
  color: #574873;
}
.profile-status--done {
  background: #BDF5D7;
  color: #574873;
}
.profile-status--done i {
  background: #574873;
  box-shadow: inset 0 0 0 3px #BDF5D7;
}
.profile-bottom-bar {
  position: absolute;
  z-index: 1;
  left: 34px;
  right: 34px;
  bottom: 48px;
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 18px;
  align-items: stretch;
}
.profile-selected,
.profile-start {
  min-height: 76px;
  border: 2px solid rgba(177, 168, 198, .38);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.64);
  box-shadow: 0 8px 20px rgba(60,54,92,.08);
}
.profile-selected {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 18px;
}
.profile-selected > span {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #C6B8EA;
  color: white;
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 700;
}
.profile-selected strong,
.profile-selected small {
  display: block;
}
.profile-selected strong {
  font-size: 22px;
  line-height: 1.1;
  color: #574873;
}
.profile-selected small {
  margin-top: 4px;
  font-size: 13px;
  font-weight: 700;
  color: #9A91B2;
}
.profile-start {
  color: rgba(87,72,115,.42);
  font-family: var(--font-en);
  font-size: 28px;
  font-weight: 700;
  cursor: not-allowed;
}

/* Floating chips */
.float-chip {
  position: absolute;
  background: white;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 12px;
  font-weight: 600;
  font-size: 14px;
}
.float-chip .ico {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  font-size: 18px;
}
.float-chip--sticker {
  top: -16px; left: -32px;
  z-index: 3;
}
.float-chip--sticker .ico { background: var(--yellow); }
.float-chip--mic {
  bottom: 40px; right: -40px;
  z-index: 3;
}
.float-chip--mic .ico { background: var(--mint); }
.float-chip__sub {
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-soft);
  margin-top: 2px;
}

@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { height: 480px; max-width: 640px; margin: 0 auto; width: 100%; }
  .float-chip--sticker { left: -8px; }
  .float-chip--mic { right: -8px; }
}

/* ==========================================================
   Problem
   ========================================================== */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.problem-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--line);
  position: relative;
}
.problem-card__num {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 14px;
  color: var(--purple-soft);
  margin-bottom: 12px;
}
.problem-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--ink);
}
.problem-card p {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0;
}
.problem__solution {
  background: var(--purple);
  color: white;
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.problem__solution h3 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  text-wrap: balance;
}
.problem__solution h3 span { color: var(--yellow); }
@media (max-width: 760px) {
  .problem__grid { grid-template-columns: 1fr; }
}

/* ==========================================================
   Features
   ========================================================== */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.feature-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid var(--line);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  margin-bottom: 24px;
}
.feature-card.c-pink   .feature-card__icon { background: var(--pink-soft); color: #C44A8E; }
.feature-card.c-mint   .feature-card__icon { background: var(--mint-soft); color: #2E8C6A; }
.feature-card.c-yellow .feature-card__icon { background: var(--yellow-soft); color: #B58A1A; }
.feature-card.c-purple .feature-card__icon { background: #EFE6F8; color: var(--purple); }

.feature-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 12px;
  letter-spacing: 0;
}
.feature-card p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}
.feature-card__tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-top: 16px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--ivory-deep);
  color: var(--ink-soft);
}
@media (max-width: 1000px) { .features__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .features__grid { grid-template-columns: 1fr; } }

/* ==========================================================
   Daily Routine
   ========================================================== */
.routine {
  overflow: hidden;
}
.routine__header .section-subtitle {
  max-width: 760px;
}
.routine__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  gap: 56px;
  align-items: center;
}
.routine__steps {
  display: grid;
  gap: 16px;
}
.routine-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: flex-start;
  padding: 22px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.routine-step__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  background: var(--blue-soft);
  color: var(--purple);
}
.routine-step span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 800;
  color: var(--purple);
}
.routine-step h3 {
  margin: 0 0 6px;
  font-size: 19px;
  line-height: 1.35;
}
.routine-step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}
.routine__preview {
  position: relative;
}
.routine-use-photo {
  max-width: 320px;
  margin: 18px auto 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}
.routine-use-photo img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: cover;
  object-position: center;
}
.routine-use-photo.is-missing img {
  display: none;
}
.routine-use-photo.is-missing::before {
  content: "실제 사용 사진";
  display: grid;
  place-items: center;
  height: 180px;
  color: var(--ink-soft);
  font-weight: 700;
  background: var(--ivory-deep);
}
.routine-use-photo figcaption {
  margin: 0;
  padding: 10px 12px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}
.routine__proof {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 56px;
  align-items: center;
  margin-top: 72px;
  padding: 48px;
  border-radius: var(--radius-lg);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}
.routine__proof-photo {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.routine__proof-photo img {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: center top;
}
.routine__proof-photo.is-missing img { display: none; }
.routine__proof-photo.is-missing::after {
  content: "실제 사용 사진";
  display: grid;
  place-items: center;
  height: 300px;
  background: var(--ivory-deep);
  color: var(--ink-soft);
  font-weight: 700;
}
.routine__proof-text .eyebrow { margin-bottom: 16px; }
.routine__proof-text h3 {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 14px;
  word-break: keep-all;
}
.routine__proof-text p {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin: 0;
  word-break: keep-all;
}
@media (max-width: 860px) {
  .routine__proof {
    grid-template-columns: 1fr;
    padding: 32px;
    gap: 32px;
  }
  .routine__proof-photo img { height: 240px; }
}
.routine__device {
  padding: 10px;
  border-radius: 28px;
  background: var(--purple-deep);
  box-shadow: var(--shadow-lg);
}
.routine__screen {
  min-height: 520px;
  padding: 28px;
  border-radius: 20px;
  background:
    linear-gradient(180deg, #E6F4FF 0%, #F8FAF7 48%, #FFE6EC 100%);
  border: 1px solid rgba(255,255,255,.36);
}
.routine__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--purple-deep);
}
.routine__top strong {
  font-family: var(--font-en);
  font-size: 22px;
}
.routine__top span {
  min-height: 32px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: white;
  color: var(--purple);
  font-size: 13px;
  font-weight: 800;
}
.routine__word {
  min-height: 150px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  gap: 16px;
  padding: 24px;
  margin-bottom: 18px;
}
.routine__word span {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 800;
  color: var(--purple-deep);
}
.routine__word button {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--yellow);
  color: var(--purple-deep);
  box-shadow: var(--shadow-sm);
}
.routine__speak {
  display: grid;
  place-items: center;
  min-height: 150px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--purple);
  color: white;
  text-align: center;
  margin-bottom: 18px;
}
.routine__speak strong {
  margin-top: 10px;
  font-family: var(--font-en);
  font-size: 22px;
}
.routine__speak small {
  margin-top: 4px;
  color: rgba(255,255,255,.78);
  font-size: 13px;
}
.routine__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--mint-soft);
  border: 1px solid var(--mint);
  color: var(--purple-deep);
}
.routine__progress span {
  font-family: var(--font-en);
  font-weight: 800;
}
.routine__progress strong {
  font-size: 15px;
}
.routine-scene {
  position: relative;
  margin: 72px 0 0;
  aspect-ratio: 16 / 8.2;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 14% 22%, rgba(255, 224, 138, .72), transparent 26%),
    radial-gradient(circle at 76% 18%, rgba(167, 227, 193, .62), transparent 28%),
    linear-gradient(135deg, #FFF4CF 0%, #E6F4FF 46%, #FFE6EC 100%);
  box-shadow: var(--shadow-lg);
}
.routine-scene::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0) 58%, rgba(47,43,70,.12) 100%);
  pointer-events: none;
}
.routine-scene img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.routine-scene__fallback {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.routine-scene__window {
  position: absolute;
  top: 8%;
  left: 8%;
  right: 8%;
  height: 38%;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.68);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.84);
}
.routine-scene__table {
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: 13%;
  height: 26%;
  border-radius: var(--radius-md);
  background: rgba(255, 224, 138, .84);
  box-shadow: var(--shadow-md);
}
@media (max-width: 960px) {
  .routine__layout {
    grid-template-columns: 1fr;
  }
  .routine__preview {
    max-width: 620px;
    width: 100%;
    margin: 0 auto;
  }
}
@media (max-width: 560px) {
  .routine-step {
    grid-template-columns: 1fr;
  }
  .routine__screen {
    min-height: auto;
    padding: 20px;
  }
  .routine__word span {
    font-size: 38px;
  }
  .routine__progress {
    align-items: flex-start;
    flex-direction: column;
  }
  .routine-scene {
    aspect-ratio: 4 / 3;
    margin-top: 48px;
  }
}

/* ==========================================================
   How it works
   ========================================================== */
.how__layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 64px;
  align-items: center;
}
.how__left .section-title,
.how__left .section-subtitle {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}
.how__steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.how-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 20px;
  align-items: center;
}
.how-step__circle {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  display: grid; place-items: center;
  position: relative;
  backdrop-filter: blur(6px);
  flex-shrink: 0;
}
.how-step__num {
  position: absolute;
  top: -5px; right: -5px;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--yellow);
  color: var(--purple-deep);
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 13px;
  display: grid; place-items: center;
  box-shadow: var(--shadow-sm);
}
.how-step__body h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 6px;
  color: white;
}
.how-step__body p {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  margin: 0;
  line-height: 1.6;
  word-break: keep-all;
}
.how__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(39, 31, 82, .32);
  background: rgba(255,255,255,.08);
  margin: 0;
}
.how__photo img {
  display: block;
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center;
}
.how__photo.is-missing img { display: none; }
.how__photo.is-missing::after {
  content: "교실 키오스크 사진";
  display: grid;
  place-items: center;
  height: 480px;
  color: rgba(255,255,255,.6);
  font-weight: 700;
}
.how__photo figcaption {
  padding: 14px 20px;
  background: rgba(0,0,0,.22);
  color: rgba(255,255,255,.85);
  font-size: 13px;
  text-align: center;
  margin: 0;
}
@media (max-width: 960px) {
  .how__layout {
    grid-template-columns: 1fr;
  }
  .how__photo img { height: 320px; }
}
@media (max-width: 560px) {
  .how__photo img { height: 240px; }
}

/* ==========================================================
   Market Day
   ========================================================== */
.market-day__layout {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(360px, 1.05fr);
  gap: 48px;
  align-items: center;
  margin-bottom: 32px;
}
.market-day__copy .section-subtitle {
  margin-bottom: 28px;
}
.market-day__copy .section-title {
  word-break: keep-all;
  overflow-wrap: break-word;
}
.market-day__flow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.market-day__flow span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: white;
  border: 1px solid var(--line);
  color: var(--purple-deep);
  font-size: 14px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}
.market-day__box {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.market-day__box-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 0 20px;
  border-radius: var(--radius-md);
  background: var(--purple);
  color: white;
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 700;
}
.market-day__box-label::after {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: inset 0 0 0 5px rgba(255,255,255,.55);
}
.market-day__box-window {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 18px 0;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--ivory);
  border: 1px dashed var(--line);
}
.market-day__reward {
  min-height: 92px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  color: var(--purple-deep);
}
.market-day__reward.c-yellow { background: var(--yellow-soft); }
.market-day__reward.c-pink { background: var(--pink-soft); }
.market-day__reward.c-mint { background: var(--mint-soft); }
.market-day__box-note {
  margin: 0;
  font-size: 14px;
  color: var(--ink-soft);
}
.market-day__photos {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: end;
}
.market-day__photo {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}
.market-day__photo--2 {
  transform: translateY(28px);
}
.market-day__photo-media {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--ivory);
}
.market-day__photo-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.market-day__photo.is-missing img {
  display: none;
}
.market-day__photo-fallback {
  display: none;
  height: 100%;
  padding: 18px;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  background:
    linear-gradient(135deg, rgba(109, 75, 216, .08), rgba(73, 164, 243, .08)),
    var(--ivory);
}
.market-day__photo.is-missing .market-day__photo-fallback {
  display: flex;
}
.market-day__photo-fallback > span {
  display: inline-flex;
  align-self: flex-start;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: white;
  border: 1px solid var(--line);
  color: var(--purple);
  font-size: 13px;
  font-weight: 800;
}
.market-day__photo .market-day__box-window {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 12px;
  gap: 10px;
}
.market-day__photo .market-day__reward {
  min-height: 72px;
  font-size: 18px;
}
.market-day__photo figcaption {
  padding: 16px;
}
.market-day__photo figcaption strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  color: var(--purple-deep);
}
.market-day__photo figcaption span {
  display: block;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}
.market-day__guide {
  display: grid;
  gap: 24px;
  margin: 56px 0 0;
}
.market-day__guide-header .eyebrow {
  margin-bottom: 18px;
}
.market-day__guide-header h3 {
  max-width: 760px;
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.25;
  word-break: keep-all;
}
.market-day__guide-header p {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}
.market-day__parts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.market-day__part {
  min-height: 176px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.market-day__part > span {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: var(--blue-soft);
  color: var(--purple);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 800;
}
.market-day__part h4 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.35;
  word-break: keep-all;
}
.market-day__part p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}
.market-day__part.is-featured {
  background: linear-gradient(135deg, var(--yellow-soft), var(--mint-soft));
  border-color: rgba(109, 75, 216, .32);
  box-shadow: 0 14px 34px rgba(60, 54, 92, .14);
}
.market-day__part.is-featured > span {
  background: white;
  color: var(--purple-deep);
}
.market-day__part.is-featured h4 {
  color: var(--purple-deep);
}
.market-day__part.is-featured p {
  color: var(--ink);
  font-weight: 600;
}
.market-day__saving-callout {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 24px;
  align-items: center;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--purple-deep);
  color: white;
  box-shadow: var(--shadow-md);
}
.market-day__saving-callout span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,.12);
  color: var(--yellow);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 800;
}
.market-day__saving-callout strong {
  display: block;
  max-width: 520px;
  font-size: 22px;
  line-height: 1.38;
  word-break: keep-all;
}
.market-day__saving-callout p {
  margin: 0;
  color: rgba(255,255,255,.78);
  font-size: 15px;
  line-height: 1.7;
}
.market-day__guide-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
  gap: 24px;
}
.market-day__steps {
  display: grid;
  gap: 12px;
}
.market-day__step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.market-day__step > span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--purple);
  color: white;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 800;
}
.market-day__step h4 {
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.35;
}
.market-day__step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}
.market-day__checklist {
  height: 100%;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--purple-deep);
  color: white;
}
.market-day__checklist strong {
  display: block;
  margin-bottom: 14px;
  font-size: 17px;
}
.market-day__checklist ul {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.market-day__checklist li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  color: rgba(255,255,255,.82);
  font-size: 13px;
  line-height: 1.55;
}
.market-day__checklist svg {
  margin-top: 2px;
  color: var(--yellow);
}
.market-day__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.market-day__card {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 28px;
}
.market-day__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  background: #EFE6F8;
  color: var(--purple);
}
.market-day__card h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 10px;
}
.market-day__card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}
.market-day__plans {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.market-day__plan {
  min-height: 96px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.68);
  border: 1px solid var(--line);
}
.market-day__plan strong {
  display: block;
  margin-bottom: 6px;
  color: var(--purple);
  font-family: var(--font-en);
  font-size: 16px;
}
.market-day__plan span {
  display: block;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}
@media (max-width: 960px) {
  .market-day__layout { grid-template-columns: 1fr; }
  .market-day__photos {
    max-width: 720px;
  }
  .market-day__photo--2 {
    transform: none;
  }
  .market-day__parts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .market-day__guide-grid {
    grid-template-columns: 1fr;
  }
  .market-day__saving-callout {
    grid-template-columns: 1fr;
  }
  .market-day__plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .market-day__photos { grid-template-columns: 1fr; }
  .market-day__photo-media { aspect-ratio: 16 / 11; }
  .market-day__guide-header h3 { font-size: 26px; }
  .market-day__saving-callout strong { font-size: 19px; }
  .market-day__cards { grid-template-columns: 1fr; }
  .market-day__box { padding: 24px; }
}
@media (max-width: 560px) {
  .market-day__parts {
    grid-template-columns: 1fr;
  }
  .market-day__step {
    grid-template-columns: 1fr;
  }
  .market-day__plans { grid-template-columns: 1fr; }
  .market-day__box-window { grid-template-columns: 1fr; }
  .market-day__reward { min-height: 68px; }
  .market-day__photo .market-day__box-window { grid-template-columns: 1fr; }
}

/* ==========================================================
   Pricing
   ========================================================== */
.pricing {
  word-break: keep-all;
  overflow-wrap: break-word;
}
.pricing__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 48px;
}
.pricing__header .section-subtitle {
  margin-bottom: 0;
}
.pricing__header .btn {
  flex: 0 0 auto;
}
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.pricing-card {
  position: relative;
  min-height: 430px;
  padding: 32px 28px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.pricing-card.is-featured {
  border-color: rgba(109,75,216,.48);
  box-shadow: var(--shadow-md);
}
.pricing-card__badge {
  position: absolute;
  top: 20px;
  right: 20px;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--yellow);
  color: var(--purple-deep);
  font-size: 13px;
  font-weight: 800;
}
.pricing-card__name {
  font-family: var(--font-en);
  color: var(--purple);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 700;
}
.pricing-card__price strong {
  font-family: var(--font-en);
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: 0;
}
.pricing-card__base {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 14px;
}
.pricing-card p {
  min-height: 52px;
  margin: 24px 0;
  color: var(--ink-soft);
  font-size: 15px;
}
.pricing-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
}
.pricing-card li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}
.pricing-card li svg {
  flex: 0 0 auto;
  margin-top: 3px;
  color: var(--purple);
}
.pricing__option {
  margin-top: 24px;
  padding: 24px 28px;
  border-radius: var(--radius-md);
  background: var(--purple);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.pricing__option span {
  display: block;
  color: var(--yellow);
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 4px;
}
.pricing__option strong {
  display: block;
  font-size: 22px;
  line-height: 1.35;
}
.pricing__option p {
  max-width: 420px;
  margin: 0;
  color: rgba(255,255,255,.78);
  font-size: 14px;
}
.pricing__notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.pricing__notes span {
  display: block;
  min-height: 64px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 13px;
}
@media (max-width: 960px) {
  .pricing__header {
    align-items: flex-start;
    flex-direction: column;
  }
  .pricing__grid {
    grid-template-columns: 1fr;
  }
  .pricing-card {
    min-height: auto;
  }
  .pricing-card p {
    min-height: auto;
  }
  .pricing__notes {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 760px) {
  .pricing__header {
    margin-bottom: 32px;
  }
  .pricing__header .btn {
    width: 100%;
    justify-content: center;
  }
  .pricing__option {
    align-items: flex-start;
    flex-direction: column;
  }
  .pricing__option strong {
    font-size: 20px;
  }
}

/* ==========================================================
   Parent Materials
   ========================================================== */
.proof-assets__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.proof-card {
  min-height: 260px;
  padding: 28px;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.proof-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  color: var(--purple);
}
.proof-card__top span {
  min-height: 30px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--ivory-deep);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 800;
}
.proof-card h3 {
  margin: 0 0 12px;
  font-size: 21px;
  line-height: 1.35;
}
.proof-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}
@media (max-width: 960px) {
  .proof-assets__grid {
    grid-template-columns: 1fr;
  }
  .proof-card {
    min-height: auto;
  }
}

/* ==========================================================
   Activity Gallery
   ========================================================== */
.gallery {
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(236, 244, 239, 0.7) 0%, rgba(248, 250, 247, 0) 180px),
    var(--ivory);
}
.gallery .container {
  position: relative;
  z-index: 1;
}
.gallery__layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: start;
}
.gallery__tabs {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.gallery__tab {
  text-align: left;
  background: transparent;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; gap: 14px;
  transition: background .2s ease;
  color: var(--ink-soft);
}
.gallery__tab:hover { background: white; color: var(--ink); }
.gallery__tab.is-active {
  background: white;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.gallery__tab .num {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 12px;
  width: 32px; height: 32px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--ivory-deep);
  color: var(--ink-soft);
}
.gallery__tab.is-active .num { background: var(--purple); color: white; }
.gallery__tab strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 2px;
}
.gallery__tab small {
  font-size: 13px;
  color: var(--ink-soft);
}
.gallery__panel {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  min-height: 480px;
}
.activity-screen {
  border-radius: var(--radius-md);
  height: 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  position: relative;
  overflow: hidden;
  animation: pop .35s ease;
}
.activity-screen.bg-pink { background: linear-gradient(160deg, var(--pink-soft), var(--pink)); }
.activity-screen.bg-mint { background: linear-gradient(160deg, var(--mint-soft), var(--mint)); }
.activity-screen.bg-yellow { background: linear-gradient(160deg, var(--yellow-soft), var(--yellow)); }
.activity-screen.bg-purple { background: linear-gradient(160deg, #EFE6F8, #D9C7F0); }
.activity-screen .big-word {
  font-family: var(--font-en);
  font-size: 84px;
  font-weight: 700;
  color: var(--purple-deep);
  letter-spacing: 0;
  margin-bottom: 16px;
}
.activity-screen .big-word--sentence {
  font-size: 56px;
  margin-bottom: 24px;
}
.activity-screen .word-image {
  width: 140px; height: 140px;
  border-radius: var(--radius-md);
  background: white;
  margin-bottom: 24px;
  display: grid; place-items: center;
  font-size: 64px;
  box-shadow: var(--shadow-sm);
}
.activity-screen .audio-btn {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: white;
  display: grid; place-items: center;
  box-shadow: var(--shadow-md);
  color: var(--purple);
}
.activity-screen .word-options {
  display: flex; gap: 12px; flex-wrap: wrap; justify-content: center;
  max-width: 380px;
}
.activity-screen .word-options .opt {
  padding: 12px 22px;
  background: white;
  border-radius: var(--radius-pill);
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--purple-deep);
  font-size: 18px;
  box-shadow: var(--shadow-sm);
}
.activity-screen .word-options .opt.correct {
  background: var(--purple);
  color: white;
}
.activity-screen .scramble {
  display: flex; gap: 8px;
}
.activity-screen .scramble .letter {
  width: 56px; height: 56px;
  background: white;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 28px;
  color: var(--purple-deep);
  box-shadow: var(--shadow-sm);
}
.activity-screen .reward-star {
  font-size: 96px;
  margin-bottom: 12px;
  filter: drop-shadow(0 8px 16px rgba(93,71,119,0.2));
}
.activity-screen .reward-text {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 700;
  color: var(--purple-deep);
}
.gallery__caption {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.gallery__caption h3 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 4px;
}
.gallery__caption p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}
.gallery__caption .age-tag {
  display: inline-block;
  background: var(--ivory-deep);
  color: var(--purple);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
}
@media (max-width: 880px) {
  .gallery {
    background:
      linear-gradient(180deg, rgba(236, 244, 239, 0.7) 0%, rgba(248, 250, 247, 0) 140px),
      var(--ivory);
  }
  .gallery__layout { grid-template-columns: 1fr; }
  .gallery__tabs { flex-direction: row; overflow-x: auto; padding-bottom: 8px; }
  .gallery__tab { flex: 0 0 auto; }
  .activity-screen .big-word { font-size: 56px; }
}

/* ==========================================================
   Age Tabs
   ========================================================== */
.ages__nav {
  display: flex;
  gap: 8px;
  background: white;
  padding: 8px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
  width: fit-content;
}
.ages__nav button {
  background: transparent;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-kr);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  transition: all .2s ease;
}
.ages__nav button.is-active {
  background: var(--purple);
  color: white;
}
.ages__panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  background: white;
  border-radius: var(--radius-lg);
  padding: 48px;
  border: 1px solid var(--line);
}
.ages__panel h3 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: 0;
}
.ages__panel h3 .age-num {
  font-family: var(--font-en);
  background: linear-gradient(180deg, transparent 60%, var(--yellow) 60%);
  padding: 0 6px;
}
.ages__panel .desc {
  font-size: 16px;
  color: var(--ink-soft);
  margin: 0 0 24px;
}
.ages__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.ages__stat {
  background: var(--ivory);
  border-radius: var(--radius-md);
  padding: 16px;
}
.ages__stat .lbl {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.ages__stat .val {
  font-size: 22px;
  font-weight: 700;
  color: var(--purple-deep);
  font-family: var(--font-en);
}
.ages__activities {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.ages__activities span {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--ivory);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  border: 1px solid var(--line);
}
.ages__activities span.new {
  background: var(--yellow-soft);
  color: #B58A1A;
  border-color: var(--yellow);
}
.ages__sample {
  background: var(--ivory);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px dashed var(--line);
}
.ages__sample h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 16px;
}
.ages__word-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.ages__word-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 13px;
  border-radius: var(--radius-pill);
  background: white;
  border: 1px solid var(--line);
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--purple-deep);
  font-size: 15px;
}

@media (max-width: 880px) {
  .ages__panel { grid-template-columns: 1fr; padding: 32px; }
  .ages__nav { width: 100%; overflow-x: auto; }
}

/* ==========================================================
   CTA / Form
   ========================================================== */
.cta {
  background: linear-gradient(135deg, var(--purple-deep) 0%, var(--purple) 58%, var(--blue) 100%);
  color: white;
}
.cta__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.cta h2 {
  font-size: 44px;
  font-weight: 800;
  margin: 0 0 20px;
  letter-spacing: 0;
  line-height: 1.2;
}
.cta h2 span {
  background: linear-gradient(180deg, transparent 60%, var(--yellow) 60%);
  color: var(--purple-deep);
  padding: 0 6px;
}
.cta__sub {
  font-size: 17px;
  color: rgba(255,255,255,0.8);
  margin: 0 0 32px;
  text-wrap: pretty;
}
.cta__channels {
  display: flex; flex-direction: column; gap: 12px;
}
.cta__channel {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 14px;
  transition: background .2s ease;
}
.cta__channel:hover { background: rgba(255,255,255,0.1); }
.cta__channel .ico {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  background: rgba(255,255,255,0.1);
}
.cta__channel strong { display: block; font-size: 14px; }
.cta__channel small { color: rgba(255,255,255,0.6); font-size: 13px; }

.form {
  background: white;
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}
.form h3 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
}
.form .form__sub {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 24px;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.form__field {
  display: flex; flex-direction: column;
  margin-bottom: 12px;
}
.form__field label {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink);
}
.form__field label .req { color: #C44A8E; margin-left: 2px; }
.form__field input,
.form__field textarea,
.form__field select {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-kr);
  font-size: 15px;
  background: var(--ivory);
  transition: border-color .15s ease, background .15s ease;
}
.form__field input:focus,
.form__field textarea:focus,
.form__field select:focus {
  outline: none;
  border-color: var(--purple);
  background: white;
  box-shadow: 0 0 0 4px rgba(109, 75, 216, 0.10);
}
.form__field textarea { resize: vertical; min-height: 80px; }
.form__field .err {
  font-size: 12px;
  color: #C44A8E;
  margin-top: 4px;
}
.form__submit {
  width: 100%;
  margin-top: 8px;
  background: var(--purple);
  color: white;
  padding: 16px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 16px;
  transition: background .2s ease, transform .2s ease;
}
.form__submit:hover {
  background: var(--purple-deep);
  transform: translateY(-2px);
}
.form__submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.form__success {
  background: var(--mint-soft);
  color: #1F6E50;
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  border: 1px solid var(--mint);
  animation: pop .3s ease;
}
.form__success--error {
  background: #FFF1F4;
  color: #9F2D58;
  border-color: #F2B5CA;
  margin-bottom: 16px;
}
.form__success--error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.form__errorAction {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  background: #9F2D58;
  color: white;
  font-size: 13px;
  font-weight: 700;
}
.form__errorAction:hover { background: #812447; }
@media (max-width: 880px) {
  .cta__layout { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
}

/* ==========================================================
   FAQ
   ========================================================== */
.faq__header {
  max-width: 760px;
  margin-bottom: 36px;
}
.faq__list {
  display: grid;
  gap: 12px;
}
.faq-item {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 800;
  color: var(--purple-deep);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary svg {
  flex: 0 0 auto;
  color: var(--purple);
  transition: transform .2s ease;
}
.faq-item[open] summary svg {
  transform: rotate(90deg);
}
.faq-item p {
  margin: 0;
  padding: 0 24px 24px;
  color: var(--ink-soft);
  font-size: 15px;
  max-width: 860px;
}
@media (max-width: 560px) {
  .faq-item summary {
    align-items: flex-start;
    min-height: auto;
    padding: 18px;
    font-size: 16px;
  }
  .faq-item p {
    padding: 0 18px 20px;
  }
}

/* ==========================================================
   Footer
   ========================================================== */
.footer {
  background: var(--ivory-deep);
  padding: 64px 0 32px;
  border-top: 1px solid var(--line);
}
.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 16px 0 0;
  max-width: 280px;
}
.footer__brand .nav__logo {
  align-items: center;
}
.footer__brand .engkey-wordmark {
  height: 48px;
  max-width: 150px;
}
.footer__col h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 16px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer__col a { font-size: 14px; color: var(--ink); }
.footer__col a:hover { color: var(--purple); }
.footer__bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--ink-soft);
}
@media (max-width: 760px) {
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .container,
  .nav__inner {
    padding: 0 20px;
  }

  .section {
    padding: 80px 0;
  }

  .section-title {
    font-size: 32px;
  }

  .section-subtitle {
    font-size: 16px;
    margin-bottom: 40px;
  }

  .hero {
    padding: 84px 0 68px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero__brand {
    width: min(340px, 100%);
  }

  .hero__sub {
    font-size: 17px;
  }

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

  .hero__visual {
    height: 420px;
  }

  .profile-device {
    border-radius: 20px;
    padding: 8px;
  }

  .profile-screen {
    border-radius: 14px;
  }

  .profile-topbar {
    grid-template-columns: 92px 1fr;
    gap: 12px;
    padding: 22px 18px 0;
  }

  .profile-logo {
    width: 92px;
  }

  .profile-topbar h3 {
    font-size: 26px;
  }

  .profile-section-title {
    margin: 24px 0 14px 20px;
  }

  .profile-roster {
    width: calc(100% - 40px);
    margin-left: 20px;
    gap: 12px;
  }

  .profile-student-card {
    min-height: 138px;
    padding: 14px;
  }

  .profile-student-badge {
    width: 46px;
    height: 46px;
    font-size: 23px;
  }

  .profile-bottom-bar {
    left: 20px;
    right: 20px;
    bottom: 28px;
    grid-template-columns: 1fr;
  }

  .profile-start {
    display: none;
  }

  .profile-selected {
    min-height: 68px;
  }

  .profile-selected strong {
    font-size: 18px;
  }

  .float-chip {
    max-width: 240px;
    padding: 12px 14px;
  }

  .float-chip--mic {
    bottom: 20px;
  }

  .problem__solution {
    padding: 28px;
  }

  .problem__solution h3 {
    font-size: 22px;
  }

  .gallery__panel {
    padding: 20px;
    min-height: auto;
  }

  .activity-screen {
    height: 320px;
    padding: 24px;
  }

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

  .stat .num {
    font-size: 34px;
  }

  .cta h2 {
    font-size: 34px;
  }

  .form {
    padding: 24px;
  }
}

@media (max-width: 420px) {
  .container,
  .nav__inner {
    padding: 0 16px;
  }

  .nav .nav__logo > .engkey-wordmark {
    display: none;
  }

  .nav__cta {
    padding: 10px 14px;
    font-size: 13px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .hero__brand {
    width: min(300px, 100%);
  }

  .hero__visual {
    height: 380px;
  }

  .profile-topbar {
    grid-template-columns: 82px 1fr;
    padding: 18px 14px 0;
  }

  .profile-logo {
    width: 82px;
  }

  .profile-topbar h3 {
    font-size: 22px;
  }

  .profile-section-title {
    margin: 22px 0 12px 16px;
    font-size: 12px;
  }

  .profile-roster {
    width: calc(100% - 32px);
    margin-left: 16px;
    gap: 10px;
  }

  .profile-student-card {
    min-height: 124px;
    padding: 12px;
  }

  .profile-student-badge {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .profile-status {
    font-size: 10px;
    padding: 7px 8px;
  }

  .profile-cloud--top,
  .profile-cloud--mid {
    display: none;
  }

  .profile-bottom-bar {
    left: 16px;
    right: 16px;
    bottom: 24px;
  }

  .profile-selected {
    min-height: 62px;
    padding: 10px 12px;
  }

  .profile-selected > span {
    width: 42px;
    height: 42px;
  }

  .profile-selected strong {
    font-size: 16px;
  }

  .activity-screen .big-word {
    font-size: 42px;
  }

  .activity-screen .big-word--sentence {
    font-size: 34px;
  }

  .activity-screen .word-image {
    width: 110px;
    height: 110px;
    font-size: 52px;
  }

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