:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --text: #111111;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --brand: #ff6a1a;
  --brand-dark: #e3570f;
  --radius: 18px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Noto Sans Thai", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, 92vw); margin: 0 auto; }

.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #ececef;
}
.top-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .icon { width: 42px; height: 42px; border-radius: 10px; }
.brand .word { height: 23px; }
.menu { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: 180ms ease;
}
.btn:focus-visible { outline: 3px solid rgba(255,106,26,.25); outline-offset: 2px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-outline { background: #fff; border-color: var(--line); }

.hero { padding: 42px 0 18px; }
.card {
  background: var(--surface);
  border: 1px solid #e7e7ea;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-copy { padding: 34px; }
.hero-strong {
  margin: 10px 0 0;
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
}
.badge {
  display: inline-flex;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid #ffd8bf;
  color: #a94510;
  background: #fff4ec;
  font-size: .88rem;
  font-weight: 700;
}
h1 {
  margin: 14px 0 12px;
  font-size: clamp(2rem, 4.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.sub {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  max-width: 46ch;
}
.cta-group { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.hero-note {
  margin-top: 12px;
  color: #245b35;
  border-left: 3px solid #34c759;
  background: #f3fcf4;
  border-radius: 10px;
  padding: 9px 11px;
  font-size: .9rem;
}
.hero-visual { position: relative; padding: 14px; overflow: hidden; }
.hero-visual-full { width: 100%; }
.concept-slider {
  position: relative;
  border: 1px solid #e1e4ea;
  border-radius: 14px;
  min-height: 540px;
  background: linear-gradient(180deg, #fbfcff 0%, #f0f2f6 100%);
  overflow: hidden;
}
.concept-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 320ms ease, transform 320ms ease;
  pointer-events: none;
  padding: 22px;
}
.intro-slide { padding: 18px; }
.intro-layout {
  height: 100%;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 14px;
}
.intro-content {
  background: rgba(255,255,255,.95);
  border: 1px solid #dde3ed;
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.intro-content h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.2vw, 3.05rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
}
.intro-content p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: clamp(.95rem, 1.2vw, 1.1rem);
  line-height: 1.5;
}
.intro-content .sub { max-width: none; }
.intro-content .badge { margin-bottom: 10px; }
.intro-content .cta-group { margin-top: 16px; }
.intro-content .hero-note { margin-bottom: 0; }
.intro-media {
  border-radius: 14px;
  border: 1px solid #dde3ed;
  overflow: hidden;
}
.intro-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 68%;
}
.concept-slide.active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}
.phone-frame {
  width: min(45%, 340px);
  margin: 34px auto 0;
  border-radius: 28px;
  border: 8px solid #cfd6e2;
  background: #cfd6e2;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
  overflow: hidden;
}
.phone-frame img {
  width: 100%;
  aspect-ratio: 9/19.8;
  object-fit: cover;
  object-position: top center;
}
.zoom-tag {
  position: absolute;
  left: 16px;
  top: 16px;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(255,255,255,.96);
  border: 1px solid #d7dde7;
  font-size: .78rem;
  font-weight: 800;
  color: #a94510;
}
.zoom-card {
  position: absolute;
  right: 16px;
  bottom: 88px;
  width: min(44%, 210px);
  border-radius: 14px;
  border: 1px solid #d8dee8;
  background: #fff;
  box-shadow: var(--shadow);
  padding: 6px;
}
.zoom-card img {
  border-radius: 10px;
  width: 100%;
  aspect-ratio: 9/13;
  object-fit: cover;
  object-position: top center;
}
.concept-copy {
  position: absolute;
  left: 20px;
  bottom: 20px;
  width: min(44%, 560px);
  background: rgba(255,255,255,.94);
  border: 1px solid #d7dde7;
  border-radius: 12px;
  padding: 12px;
}
.concept-copy h3 {
  margin: 0 0 2px;
  font-size: clamp(1.45rem, 2.6vw, 2.35rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.concept-copy p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.22rem);
  line-height: 1.35;
}
.ai-examples {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}
.ai-ex {
  background: linear-gradient(180deg, #fff7f1 0%, #fff2e8 100%);
  border: 1px solid #ffd8bf;
  border-left: 4px solid #ff6a1a;
  border-radius: 12px;
  padding: 9px 10px;
  color: #8a3308;
  font-weight: 800;
  font-size: clamp(1.02rem, 1.1vw, 1.2rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
}
.schedule-list {
  margin-top: 10px;
  display: grid;
  gap: 9px;
}
.schedule-item {
  background: linear-gradient(180deg, #fffaf6 0%, #fff3ea 100%);
  border: 1px solid #ffd8bf;
  border-left: 4px solid #ff6a1a;
  border-radius: 12px;
  padding: 9px 11px;
  box-shadow: 0 4px 14px rgba(255, 106, 26, 0.08);
}
.schedule-item strong {
  display: block;
  margin: 0 0 3px;
  font-size: 1.01rem;
  line-height: 1.28;
  color: #8a3308;
}
.schedule-item span {
  display: block;
  color: #374151;
  font-size: .98rem;
  line-height: 1.4;
  font-weight: 600;
}
.schedule-slide .concept-copy h3 {
  font-size: clamp(1.7rem, 2.8vw, 2.55rem);
  margin-bottom: 6px;
}
.schedule-slide .concept-copy {
  width: min(50%, 660px);
}
.slider-dots {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 6px;
  display: flex;
  gap: 6px;
  z-index: 3;
}
.dot {
  appearance: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #d2d8e2;
}
.dot.active { background: #ff6a1a; width: 18px; }

/* Re-balance slide composition (desktop): top-aligned and tighter spacing */
.concept-slide:not(.intro-slide) .zoom-tag {
  left: 24px;
  top: 22px;
}
.concept-slide:not(.intro-slide) .concept-copy {
  left: 24px;
  top: 166px;
  bottom: auto;
  transform: none;
  width: min(47%, 620px);
  padding: 14px;
}
.concept-slide:not(.intro-slide) .phone-frame {
  position: absolute;
  right: 52px;
  top: 26px;
  transform: none;
  margin: 0;
  width: min(38%, 336px);
}
.concept-slide:not(.intro-slide) .zoom-card {
  right: 18px;
  bottom: 22px;
  width: min(20%, 166px);
}
.ptt-big-copy {
  position: absolute;
  left: 24px;
  top: 70px;
  width: min(50%, 640px);
  z-index: 2;
}
.ptt-big-copy h3 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}
.ptt-big-copy p {
  margin: 10px 0 0;
  color: var(--muted);
  font-weight: 600;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.4;
}
.concept-slide.ptt-slide .ptt-big-copy {
  position: absolute;
  left: 24px;
  top: 70px;
  width: min(50%, 640px);
  z-index: 2;
}
.concept-slide.ptt-slide .concept-copy {
  left: 24px;
  top: auto !important;
  bottom: 24px !important;
  width: min(43%, 520px);
}
.concept-slide.ptt-slide .phone-frame {
  position: absolute;
  right: 52px;
  top: 26px;
  transform: none;
  margin: 0;
  width: min(38%, 336px);
}
.ai-slide .concept-copy {
  width: min(50%, 650px);
}
.status-slide .concept-copy {
  width: min(50%, 650px);
}
.status-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("./assets/images/slide-noti-status-bg.jpg");
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.status-slide > * {
  position: relative;
  z-index: 1;
}
.status-slide .phone-frame {
  border-color: #d8deea;
  background: #d8deea;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.18);
}
.status-slide .zoom-card {
  border-color: #d8deea;
  background: rgba(255, 255, 255, 0.98);
}
.status-slide .zoom-card img {
  object-position: top center;
}
.ai-slide .zoom-card img {
  object-position: center bottom;
}
.status-badges {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid #ffd8bf;
  background: #fff5ed;
  color: #a94510;
  font-size: .9rem;
  font-weight: 700;
}

.section { padding: 14px 0 22px; }
.kicker {
  margin: 0 0 8px;
  color: #a94510;
  font-size: .86rem;
  font-weight: 700;
  letter-spacing: .03em;
  text-transform: uppercase;
}
.section h2 {
  margin: 0 0 10px;
  font-size: clamp(1.45rem, 2.6vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.tile {
  background: #fff;
  border: 1px solid #e6e6ea;
  border-radius: 14px;
  padding: 16px;
}
.tile h3 { margin: 0 0 6px; font-size: 1.08rem; }
.tile p { margin: 0; color: var(--muted); }
.feature { display: flex; gap: 10px; align-items: flex-start; }
.feature .icon {
  width: 40px; height: 40px; border-radius: 11px;
  background: #fff2e9; color: #a94510;
  display: grid; place-items: center;
  font-size: .78rem; font-weight: 800;
  flex: 0 0 auto;
}

.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.step {
  background: #fff;
  border: 1px solid #e6e6ea;
  border-radius: 14px;
  overflow: hidden;
}
.step img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.step .txt { padding: 10px; }
.step .no { color: #a94510; font-size: .86rem; font-weight: 800; }
.step p { margin: 4px 0 0; color: var(--muted); font-size: .92rem; }

.pricing {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  border: 1px solid #e6e6ea;
  border-radius: 14px;
  padding: 12px;
  margin-top: 8px;
}
.price { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.old { text-decoration: line-through; color: #8e8e93; }
.new { font-size: 1.5rem; font-weight: 800; color: #a94510; }

.audience-offer .grid-2 {
  align-items: stretch;
}
.visual-tile {
  padding: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 560px;
}
.visual-copy {
  padding: 18px;
}
.visual-tile h3 {
  font-size: clamp(1.3rem, 1.9vw, 1.8rem);
  line-height: 1.18;
  margin-bottom: 8px;
}
.visual-tile p {
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 1.58;
  font-weight: 650;
}
.visual-photo {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  border-top: 1px solid #e6e6ea;
}
.usecase-photo {
  object-position: center 52%;
}
.offer-photo {
  object-position: center 46%;
}
.usecase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.usecase-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #fff4ec;
  border: 1px solid #ffd8bf;
  color: #a94510;
  font-weight: 800;
  font-size: .92rem;
}
.offer-card .pricing {
  margin-top: 12px;
}

.social { padding: 6px 0 22px; }
.social-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.social-link {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  border: 1px solid #e2e3e8;
  background: #fff;
  font-weight: 700;
}
.social-link img { width: 20px; height: 20px; object-fit: contain; }

.final {
  background: linear-gradient(145deg, #ff6a1a 0%, #e85a10 100%);
  color: #fff;
  border-radius: 16px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.final p { margin: 0; opacity: .95; }
.final .btn-outline { color: #111111; }
.footer { margin-top: 18px; padding: 18px 0 32px; color: #6e6e73; font-size: .9rem; }

.life-story {
  padding: 34px 0 32px;
}
.story-hero {
  display: grid;
  grid-template-columns: 1.03fr .97fr;
  gap: 18px;
  align-items: stretch;
  margin-bottom: 16px;
}
.story-copy {
  min-height: 520px;
  border-radius: 18px;
  padding: clamp(24px, 4vw, 46px);
  background: #111111;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.story-copy .kicker {
  color: #ffb48d;
  font-size: .98rem;
}
.story-copy h2 {
  margin: 4px 0 14px;
  color: #fff;
  font-size: clamp(2.55rem, 5.4vw, 5.7rem);
  line-height: .98;
  letter-spacing: 0;
  max-width: 10ch;
}
.story-lead {
  margin: 0;
  color: rgba(255,255,255,.84);
  font-size: clamp(1.18rem, 2vw, 1.65rem);
  line-height: 1.55;
  max-width: 28ch;
  font-weight: 700;
}
.story-promise {
  margin: 22px 0 0;
  padding: 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  display: grid;
  gap: 6px;
}
.story-promise strong {
  color: #fff;
  font-size: 1.08rem;
}
.story-promise span {
  color: rgba(255,255,255,.84);
  font-weight: 700;
}
.story-copy .btn-outline {
  background: rgba(255,255,255,.08);
  color: #fff;
  border-color: rgba(255,255,255,.3);
}
.story-media {
  min-height: 520px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #e5e5ea;
  background: #fff;
  box-shadow: var(--shadow);
}
.story-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.life-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.life-card {
  min-height: 270px;
  padding: 18px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid #e6e6ea;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.life-card-strong {
  background: linear-gradient(145deg, #fff4ec 0%, #ffffff 100%);
  border-color: #ffd8bf;
}
.life-label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #a94510;
  background: #fff2e9;
  font-size: .8rem;
  font-weight: 800;
}
.life-card h3 {
  margin: 0 0 10px;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.12;
  letter-spacing: 0;
}
.life-card p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.55;
  font-weight: 600;
}

.usecase-slider {
  position: relative;
  min-height: 680px;
  border-radius: 18px;
  overflow: hidden;
  background: #111;
  box-shadow: var(--shadow);
  border: 1px solid #e6e6ea;
}
.usecase-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(18px);
  transition: opacity 360ms ease, transform 360ms ease;
  pointer-events: none;
  display: flex;
  align-items: center;
  padding: clamp(30px, 4.4vw, 68px);
  background-image:
    linear-gradient(90deg, rgba(0,0,0,.9) 0%, rgba(0,0,0,.72) 42%, rgba(0,0,0,.22) 78%, rgba(0,0,0,.1) 100%),
    var(--case-bg);
  background-size: cover;
  background-position: center;
}
.usecase-mom {
  background-position: center;
}
.usecase-care {
  background-position: center;
}
.usecase-pill {
  background-position: center;
}
.usecase-slide.active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}
.usecase-copy {
  width: min(800px, 56%);
  color: #fff;
  padding-top: 24px;
  padding-bottom: 0;
}
.usecase-copy .life-label {
  margin-bottom: 14px;
  color: #fff;
  background: rgba(255,106,26,.92);
  border: 1px solid rgba(255,255,255,.22);
  font-size: .92rem;
}
.usecase-copy h3 {
  margin: 0 0 16px;
  color: #fff;
  font-size: clamp(2rem, 3.08vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: 0;
  max-width: 15ch;
}
.usecase-copy p {
  margin: 0 0 10px;
  color: rgba(255,255,255,.9);
  font-size: clamp(1rem, 1.26vw, 1.16rem);
  line-height: 1.56;
  font-weight: 700;
  max-width: 64ch;
}
.usecase-copy strong {
  display: block;
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: clamp(1.02rem, 1.35vw, 1.2rem);
  line-height: 1.45;
  max-width: 60ch;
}
.usecase-dots {
  position: absolute;
  right: 24px;
  bottom: 24px;
  display: flex;
  gap: 8px;
  z-index: 3;
}
.usecase-dot {
  appearance: none;
  border: 1px solid rgba(255,255,255,.55);
  padding: 0;
  cursor: pointer;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.35);
}
.usecase-dot.active {
  width: 34px;
  background: #fff;
}

.purchase-close {
  padding-top: 8px;
}
.close-panel {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 18px;
  align-items: stretch;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(145deg, #ff6a1a 0%, #e85a10 100%);
  color: #fff;
  box-shadow: var(--shadow);
}
.close-copy {
  padding: clamp(24px, 4vw, 46px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.close-copy .kicker {
  color: rgba(255,255,255,.78);
}
.close-copy h2 {
  margin: 0 0 12px;
  color: #fff;
  font-size: clamp(2.2rem, 4.2vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0;
  max-width: 12ch;
}
.close-copy p {
  margin: 0;
  color: rgba(255,255,255,.9);
  font-size: clamp(1.1rem, 1.65vw, 1.35rem);
  line-height: 1.55;
  max-width: 35ch;
  font-weight: 700;
}
.close-price {
  margin: 20px 0 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: baseline;
}
.close-price .old {
  color: rgba(255,255,255,.75);
}
.close-price .new {
  color: #fff;
  font-size: clamp(2rem, 4vw, 3.4rem);
}
.close-note {
  color: rgba(255,255,255,.86);
  font-weight: 700;
}
.close-copy .btn-primary {
  background: #fff;
  color: #a94510;
}
.close-copy .btn-outline {
  background: rgba(255,255,255,.1);
  color: #fff;
  border-color: rgba(255,255,255,.38);
}
.close-media {
  min-height: 430px;
  background: rgba(255,255,255,.16);
}
.close-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sticky-mobile {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: rgba(255,255,255,.98);
  border-top: 1px solid #dde1e8;
  backdrop-filter: blur(6px);
  padding: 8px;
  display: none;
}
.sticky-mobile .row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

@media (max-width: 1024px) {
  .menu .btn[href="../hw-qr/step-by-step.html"],
  .menu .btn[href="#faq"] {
    display: none;
  }
  .visual-tile { min-height: 500px; }
  .visual-photo { min-height: 300px; }
  .grid-2 { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .social-grid { grid-template-columns: repeat(2, 1fr); }
  .story-hero,
  .close-panel { grid-template-columns: 1fr; }
  .story-copy,
  .story-media { min-height: 420px; }
  .life-grid { grid-template-columns: repeat(2, 1fr); }
  .usecase-slider { min-height: 700px; }
  .usecase-slide {
    background-image:
      linear-gradient(180deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.84) 52%, rgba(0,0,0,.94) 100%),
      var(--case-bg);
    align-items: flex-end;
  }
  .usecase-copy { width: 100%; padding-bottom: 34px; }
  .close-media { min-height: 360px; }
  .concept-slider { min-height: 520px; }
  .intro-layout { grid-template-columns: 1fr; }
  .intro-media { min-height: 210px; }
  .zoom-card { width: min(34%, 190px); }
  .phone-frame { width: min(56%, 330px); margin-top: 52px; }
  .concept-slide:not(.intro-slide) .zoom-tag {
    left: 18px;
    top: 16px;
  }
  .concept-slide:not(.intro-slide) .concept-copy {
    left: 18px;
    top: 146px;
    width: min(50%, 420px);
    transform: none;
  }
  .ptt-big-copy {
    left: 18px;
    top: 54px;
    width: min(52%, 430px);
  }
  .concept-slide.ptt-slide .concept-copy {
    left: 18px;
    width: min(48%, 420px);
    bottom: 16px !important;
  }
  .ai-slide .concept-copy {
    width: min(54%, 500px);
  }
  .status-slide .concept-copy {
    width: min(54%, 500px);
  }
  .status-slide::before {
    background: url("./assets/images/slide-noti-status-bg.jpg");
    background-size: cover;
    background-position: center;
  }
  .concept-slide:not(.intro-slide) .phone-frame {
    right: 38px;
    top: 18px;
    width: min(37%, 268px);
  }
  .concept-slide:not(.intro-slide) .zoom-card {
    right: 14px;
    bottom: 16px;
  }
  .concept-slide.ptt-slide .ptt-big-copy {
    left: 18px;
    top: 54px;
    width: min(52%, 430px);
  }
  .concept-slide.ptt-slide .phone-frame {
    right: 38px;
    top: 18px;
    width: min(37%, 268px);
  }
}
@media (max-width: 720px) {
  .top .container { width: min(1180px, calc(100% - 28px)); }
  .top-inner { min-height: 58px; gap: 10px; }
  .brand { min-width: 0; flex: 1 1 auto; }
  .brand .icon { width: 34px; height: 34px; border-radius: 8px; }
  .brand .word { height: 17px; max-width: 124px; }
  .menu { flex: 0 0 auto; gap: 0; flex-wrap: nowrap; }
  .menu .btn { display: none; }
  .menu .btn[href="#buy"] {
    min-height: 38px;
    display: inline-flex;
    padding: 8px 14px;
    border-color: var(--brand);
    background: var(--brand);
    color: #fff;
    font-size: .92rem;
    white-space: nowrap;
    box-shadow: 0 8px 20px rgba(255,106,26,.2);
  }
  .hero { padding-top: 16px; }
  .hero-copy { padding: 18px; }
  .concept-slider { min-height: 500px; }
  .intro-slide { padding: 10px; }
  .intro-content { padding: 12px; }
  .intro-content h2 { font-size: 1.45rem; }
  .intro-content p { font-size: .9rem; }
  .intro-content .cta-group { gap: 8px; margin-top: 12px; }
  .intro-content .btn { min-height: 36px; padding: 7px 11px; font-size: .88rem; }
  .intro-content .hero-note { font-size: .82rem; padding: 8px 9px; }
  .intro-media { min-height: 170px; }
  .phone-frame { width: min(64%, 280px); margin-top: 66px; border-width: 7px; border-radius: 24px; }
  .concept-slide:not(.intro-slide) .zoom-tag { left: 10px; top: 10px; }
  .concept-slide:not(.intro-slide) .concept-copy {
    left: 10px;
    right: 10px;
    top: auto;
    bottom: 10px;
    width: auto;
    transform: none;
  }
  .concept-slide:not(.intro-slide) .phone-frame {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    margin: 48px auto 0;
    width: min(66%, 280px);
  }
  .ptt-big-copy {
    position: static;
    width: auto;
    margin: 28px 10px 0;
  }
  .ptt-big-copy h3 { font-size: 1.32rem; }
  .ptt-big-copy p { font-size: .92rem; margin-top: 6px; }
  .ptt-slide { display: block; }
  .concept-slide.ptt-slide .phone-frame { margin-top: 16px; }
  .concept-slide.ptt-slide .concept-copy {
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: 10px;
    width: auto;
    margin-top: 0;
  }
  .zoom-card { right: 10px; bottom: 88px; width: min(41%, 160px); }
  .concept-copy {
    left: 10px;
    right: 10px;
    width: auto;
    bottom: 10px;
    padding: 9px;
  }
  .concept-copy h3 { font-size: 1.18rem; }
  .concept-copy p { font-size: .94rem; }
  .ai-ex { font-size: .97rem; padding: 8px 9px; }
  .status-badge { font-size: .82rem; min-height: 26px; padding: 4px 9px; }
  .status-slide::before {
    background: url("./assets/images/slide-noti-status-bg.jpg");
    background-size: cover;
    background-position: center;
  }
  .schedule-item strong { font-size: .95rem; }
  .schedule-item span { font-size: .9rem; }
  .ptt-slide .zoom-card,
  .ai-slide .zoom-card,
  .schedule-slide .zoom-card { right: 10px; bottom: 90px; }
  .flow { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .visual-tile { min-height: auto; }
  .visual-copy { padding: 16px; }
  .visual-photo {
    height: min(62vw, 300px);
    min-height: 220px;
  }
  .life-story { padding-top: 18px; }
  .story-copy {
    min-height: auto;
    padding: 22px;
    border-radius: 16px;
  }
  .story-copy h2 {
    font-size: clamp(2.15rem, 12vw, 3.5rem);
    max-width: 9ch;
  }
  .story-lead {
    font-size: 1.05rem;
    max-width: none;
  }
  .story-media {
    min-height: 250px;
    border-radius: 16px;
  }
  .life-grid { grid-template-columns: 1fr; }
  .life-card { min-height: auto; }
  .usecase-slider {
    min-height: 760px;
    border-radius: 16px;
  }
  .usecase-slide {
    padding: 18px;
    align-items: flex-end;
    background-position: center top;
  }
  .usecase-copy h3 {
    font-size: clamp(1.85rem, 8.6vw, 2.9rem);
    max-width: 12ch;
    line-height: 1.12;
  }
  .usecase-copy p {
    font-size: 1rem;
    line-height: 1.56;
  }
  .usecase-copy strong {
    font-size: 1rem;
    padding: 12px;
  }
  .usecase-dots {
    left: 18px;
    right: auto;
    bottom: 14px;
  }
  .close-panel { border-radius: 16px; }
  .close-copy { padding: 22px; }
  .close-copy h2 {
    font-size: clamp(2rem, 10vw, 3rem);
    max-width: 10ch;
  }
  .close-media { min-height: 250px; }
  .sticky-mobile { display: block; }
}

@media (min-width: 721px) {
  .concept-slide.schedule-slide .concept-copy {
    left: 24px;
    top: 92px;
    bottom: auto;
    width: min(52%, 720px);
    padding: 16px;
  }
  .concept-slide.schedule-slide .phone-frame {
    right: 56px;
    top: 28px;
    width: min(34%, 330px);
  }
  .concept-slide.schedule-slide .zoom-card {
    right: 22px;
    bottom: 24px;
    width: min(16%, 146px);
  }
  .schedule-slide .schedule-list {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .concept-slide.status-slide .concept-copy {
    left: 24px;
    top: 106px;
    bottom: auto;
    width: min(42%, 560px);
    padding: 16px;
  }
  .concept-slide.status-slide .phone-frame {
    right: 68px;
    top: 24px;
    width: min(33%, 320px);
  }
  .concept-slide.status-slide .zoom-card {
    display: none;
  }
  .status-slide::before {
    background: url("./assets/images/slide-noti-status-bg.jpg");
    background-size: cover;
    background-position: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}