body.page-chatgpt-service {
  --bg-elevated: #1b2746;
  --accent-teal: #0b8daa;
  --svc-button-gradient: linear-gradient(135deg, #1e3a8a, #08758d);
  --text-soft: #cbd5e1;
  --border-strong: rgba(56, 189, 248, .28);
  --shadow-card: 0 16px 48px rgba(0, 0, 0, .16);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, .12);
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --svc-container: 1280px;
  --svc-space-4: 4px;
  --svc-space-8: 8px;
  --svc-space-12: 12px;
  --svc-space-16: 16px;
  --svc-space-24: 24px;
  --svc-space-32: 32px;
  --svc-space-48: 48px;
  --svc-space-64: 64px;
}

html[data-theme="light"] body.page-chatgpt-service {
  --bg-elevated: #edf4f8;
  --accent-teal: #0b8daa;
  --svc-button-gradient: linear-gradient(135deg, #2457c5, #08758d);
  --text-soft: #334155;
  --border-strong: rgba(36, 87, 197, .25);
  --shadow-card: 0 16px 48px rgba(15, 23, 42, .07);
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, .05);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar-height, 64px) + 16px);
}

.svc-chatgpt button {
  font: inherit;
}

.svc-chatgpt a {
  color: inherit;
  text-decoration: none;
}

.svc-chatgpt button,
.svc-chatgpt a {
  -webkit-tap-highlight-color: transparent;
}

.svc-chatgpt button:focus-visible,
.svc-chatgpt a:focus-visible,
.svc-chatgpt input:focus-visible,
.svc-chatgpt summary:focus-visible {
  outline: 3px solid rgba(56, 189, 248, .55);
  outline: 3px solid color-mix(in srgb, var(--accent-cyan) 55%, transparent);
  outline-offset: 3px;
}

.svc-chatgpt [hidden] {
  display: none !important;
}

body.page-chatgpt-service footer {
  margin-top: 0 !important;
}

body.page-chatgpt-service .container-aidv,
.svc-container {
  width: 100%;
  max-width: var(--svc-container);
  margin: 0 auto;
  padding-inline: var(--svc-space-24);
}

body.page-chatgpt-service .aidv-footer-company {
  font-size: .8125rem !important;
}

.svc-btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, color .15s ease;
}

.svc-btn:hover {
  transform: translateY(-1px);
}

.svc-chatgpt .svc-btn-primary {
  background: var(--svc-button-gradient);
  box-shadow: 0 12px 30px -16px rgba(56, 189, 248, .7);
  color: #fff;
}

.svc-chatgpt .svc-btn-primary:hover {
  box-shadow: 0 14px 34px -14px rgba(56, 189, 248, .82);
}

.svc-btn-secondary {
  border-color: var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
}

.svc-btn-secondary:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.svc-chatgpt .svc-btn-light {
  background: #fff;
  color: #0f172a;
  box-shadow: 0 12px 32px rgba(0, 0, 0, .15);
}

.svc-chatgpt {
  overflow: hidden;
}

.svc-hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 58% 72% at 92% 22%, rgba(8, 145, 178, .2), transparent 66%),
    radial-gradient(ellipse 48% 62% at 0% 100%, rgba(30, 58, 138, .32), transparent 70%),
    var(--bg-primary);
}

.svc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .13;
  background-image:
    linear-gradient(rgba(148, 163, 184, .23) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .23) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(90deg, #000, rgba(0, 0, 0, .25) 58%, transparent 88%);
  animation: svc-grid-drift 24s linear infinite;
}

.svc-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, .35), transparent);
}

html[data-theme="light"] .svc-hero {
  background:
    radial-gradient(ellipse 55% 70% at 88% 25%, rgba(11, 141, 170, .11), transparent 67%),
    radial-gradient(ellipse 48% 65% at 8% 78%, rgba(36, 87, 197, .1), transparent 67%),
    var(--bg-primary);
}

.svc-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 416px;
  gap: var(--svc-space-48);
  align-items: start;
  padding-top: var(--svc-space-64);
  padding-bottom: var(--svc-space-64);
}

.svc-hero h1 {
  max-width: 720px;
  margin: 21px 0 17px;
  font-size: clamp(3rem, 5.2vw, 4.8rem);
  font-weight: 700;
  letter-spacing: -.055em;
  line-height: 1.03;
}

.svc-hero h1.svc-hero-title-edu {
  max-width: none;
  margin: 0;
  font-size: clamp(2.75rem, 3.5vw, 3rem);
  letter-spacing: -.04em;
  line-height: 1.16;
}

.svc-title-phrase,
.svc-product-name {
  display: inline-block;
  white-space: nowrap;
}

.svc-gradient-text {
  background: linear-gradient(135deg, #7dd3fc, #38bdf8);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

html[data-theme="light"] .svc-gradient-text {
  background-image: var(--svc-button-gradient);
}

.svc-edu-text {
  color: var(--text-primary);
  -webkit-text-fill-color: var(--text-primary);
}

.svc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--svc-space-12);
  margin-top: var(--svc-space-24);
}

.svc-hero-actions .svc-btn {
  min-width: 186px;
}

.svc-hero-actions .svc-btn-primary span {
  transition: transform .15s ease;
}

.svc-hero-actions .svc-btn-primary:hover span {
  transform: translateX(3px);
}

.svc-hero-benefits {
  margin: var(--svc-space-32) 0 0;
}

.svc-capability-grid,
.svc-work-grid {
  display: grid;
  grid-auto-rows: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.svc-capability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--svc-space-12);
}

.svc-capability {
  min-width: 0;
  padding: var(--svc-space-16);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  text-align: center;
}

.svc-work-icon {
  display: block;
  width: var(--svc-space-64);
  height: var(--svc-space-64);
  flex: none;
  margin-inline: auto;
  overflow: visible;
}

.svc-work-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(var(--svc-icon-fit, 1.15));
}

/* Cân kích thước nhìn thấy vì ảnh gốc có khoảng trống trong suốt khác nhau. */
.svc-work-icon-sync,
.svc-work-icon-documents {
  --svc-icon-fit: 1.45;
}

.svc-work-icon-ai,
.svc-work-icon-directive {
  --svc-icon-fit: 1.1;
}

.svc-work-icon-write {
  --svc-icon-fit: 1.25;
}

.svc-capability h2 {
  margin: var(--svc-space-12) 0 var(--svc-space-8);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.4;
}

.svc-capability p,
.svc-work-item p {
  margin: 0;
  color: var(--text-soft);
  font-size: .8125rem;
  line-height: 1.6;
}

.svc-work {
  margin-top: var(--svc-space-16);
  padding: var(--svc-space-16);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-card);
}

.svc-work > h2 {
  margin: 0 0 var(--svc-space-16);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.4;
}

.svc-work-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: var(--svc-space-16);
}

.svc-work-item {
  display: flex;
  align-items: center;
  gap: var(--svc-space-12);
  min-width: 0;
  padding-block: var(--svc-space-12);
}

.svc-work-item > div {
  min-width: 0;
}

.svc-work-item:nth-child(n+3) {
  border-top: 1px solid var(--border);
}

.svc-work-item .svc-work-icon {
  width: var(--svc-space-48);
  height: var(--svc-space-48);
  margin: 0;
}

.svc-work-item h3 {
  margin: 0 0 var(--svc-space-4);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.45;
}

.svc-hero-visual {
  position: relative;
  min-height: 0;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.svc-visual-aura {
  position: absolute;
  z-index: -1;
  width: 470px;
  height: 470px;
  border: 1px solid rgba(56, 189, 248, .13);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(8, 145, 178, .13), transparent 62%),
    repeating-radial-gradient(circle at center, transparent 0 67px, rgba(56, 189, 248, .08) 68px 69px);
  pointer-events: none;
  animation: svc-orbit 28s linear infinite;
}

.svc-visual-aura::before,
.svc-visual-aura::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 22px rgba(56, 189, 248, .65);
}

.svc-visual-aura::before {
  top: 48px;
  right: 58px;
  width: 6px;
  height: 6px;
}

.svc-visual-aura::after {
  bottom: 78px;
  left: 34px;
  width: 4px;
  height: 4px;
}

.svc-service-card {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--svc-space-24);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  background: color-mix(in srgb, var(--bg-card) 91%, transparent);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, .05);
  backdrop-filter: blur(20px);
  animation: svc-card-enter .6s cubic-bezier(.2, .8, .2, 1) both;
}

.svc-service-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 32px;
  left: 32px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  background-size: 200% 100%;
  animation: svc-card-glint 4.8s ease-in-out 1.2s infinite;
}

.svc-service-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--svc-space-16);
  padding-bottom: var(--svc-space-16);
  border-bottom: 1px solid var(--border);
}

.svc-service-identity {
  display: flex;
  align-items: center;
  gap: var(--svc-space-12);
}

.svc-service-identity > span {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-gradient);
  box-shadow: 0 8px 22px rgba(8, 145, 178, .24);
  color: #fff;
  font-size: .72rem;
  font-weight: 800;
}

.svc-service-identity div {
  display: grid;
  gap: var(--svc-space-4);
}

.svc-service-identity strong {
  font-size: .875rem;
}

.svc-service-identity small,
.svc-service-intro > span {
  color: var(--text-secondary);
  font-size: .75rem;
}

.svc-live-status {
  display: inline-flex;
  align-items: center;
  gap: var(--svc-space-8);
  flex: none;
  padding: var(--svc-space-8);
  border: 1px solid rgba(34, 197, 94, .24);
  border-radius: 999px;
  background: rgba(34, 197, 94, .08);
  color: #4ade80;
  font-size: .75rem;
  font-weight: 700;
  white-space: nowrap;
}

.svc-live-status span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, .1);
}

html[data-theme="light"] .svc-live-status {
  color: #15803d;
}

.svc-service-intro {
  padding: var(--svc-space-24) 0 var(--svc-space-16);
}

.svc-service-intro > span {
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.svc-service-intro h2 {
  margin: var(--svc-space-8) 0 0;
  font-size: 1.5rem;
  font-weight: 650;
  letter-spacing: -.035em;
  line-height: 1.2;
}

.svc-policy-list {
  display: grid;
  gap: 0;
}

.svc-policy-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: var(--svc-space-12);
  align-items: start;
  padding: var(--svc-space-16) 0;
  border: 0;
  border-radius: 0;
}

.svc-policy-item + .svc-policy-item {
  border-top: 1px solid var(--border);
}

.svc-policy-item > span {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--bg-elevated);
  color: var(--accent-cyan);
  font-size: .75rem;
  font-weight: 700;
}

.svc-policy-item h3 {
  margin: 0 0 var(--svc-space-4);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.5;
}

.svc-policy-item p {
  margin: 0;
  color: var(--text-secondary);
  font-size: .875rem;
  line-height: 1.6;
}

.svc-service-plan {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--svc-space-16);
  margin-top: var(--svc-space-16);
  padding: var(--svc-space-16);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
}

.svc-service-plan > div {
  display: grid;
  gap: var(--svc-space-4);
}

.svc-service-plan > div small:last-child {
  margin-top: var(--svc-space-4);
}

.svc-service-plan small {
  color: var(--text-secondary);
  font-size: .8125rem;
}

.svc-service-plan strong {
  font-size: 1.5rem;
  letter-spacing: -.02em;
}

.svc-service-plan strong span {
  color: var(--text-secondary);
  font-size: .75rem;
  font-weight: 500;
}

.svc-service-plan a {
  flex: none;
  color: var(--accent-cyan);
  font-size: .875rem;
  font-weight: 700;
}

.svc-hero-copy > h1,
.svc-hero-copy > .svc-hero-actions,
.svc-hero-copy > .svc-hero-benefits {
  animation: svc-hero-enter .68s cubic-bezier(.2, .8, .2, 1) both;
}

.svc-hero-copy > h1 {
  animation-delay: .08s;
}

.svc-hero-copy > .svc-hero-actions {
  animation-delay: .32s;
}

.svc-hero-copy > .svc-hero-benefits {
  animation-delay: .16s;
}

@keyframes svc-hero-enter {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes svc-card-enter {
  from {
    opacity: 0;
    transform: translateY(18px) scale(.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes svc-card-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes svc-orbit {
  to { transform: rotate(360deg); }
}

@keyframes svc-card-glint {
  0%, 36%, 100% { background-position: 180% 0; opacity: .55; }
  52% { background-position: -80% 0; opacity: 1; }
}

@keyframes svc-grid-drift {
  to { background-position: 42px 42px; }
}

.svc-section {
  padding: 92px 0;
}

.svc-section-head {
  max-width: 720px;
  margin-bottom: 38px;
}

.svc-section-head-split {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .62fr);
  gap: 70px;
  align-items: end;
}

.svc-section-kicker {
  margin-bottom: 10px;
  color: var(--accent-cyan);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.svc-section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1.12;
}

.svc-section-head > p,
.svc-section-head-split > p {
  margin: 14px 0 0;
  color: var(--text-secondary);
  line-height: 1.75;
}

.svc-section-head-split > p {
  margin: 0 0 4px;
}

.svc-section-head p strong {
  color: var(--text-soft);
}

.svc-pricing-section {
  padding-top: var(--svc-space-32);
  padding-bottom: var(--svc-space-64);
  background: var(--bg-secondary);
}

.svc-pricing-shell {
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  color: var(--text-primary);
}

.svc-duration {
  color: var(--accent-cyan);
  font-size: .73rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
}

.svc-pricing-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 352px;
}

.svc-pricing-offer {
  min-width: 0;
  padding: var(--svc-space-32);
}

.svc-pricing-offer h2 {
  margin: var(--svc-space-12) 0 0;
  font-size: clamp(2rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.2;
}

.svc-pricing-table {
  width: 100%;
  margin-top: var(--svc-space-32);
  border-collapse: separate;
  border-spacing: 0;
  font-size: .9375rem;
  font-variant-numeric: tabular-nums;
}

.svc-pricing-table thead th {
  padding: 0 var(--svc-space-16) var(--svc-space-16);
  color: var(--text-secondary);
  font-size: .8125rem;
  font-weight: 500;
  text-align: right;
  white-space: nowrap;
}

.svc-pricing-table thead th:first-child {
  text-align: left;
}

.svc-plan-row > th,
.svc-plan-row > td {
  padding: var(--svc-space-12) var(--svc-space-16);
  border-top: 1px solid var(--border);
  text-align: right;
  vertical-align: middle;
  transition: background-color .15s ease;
}

.svc-plan-row > th {
  width: 30%;
  text-align: left;
  font-weight: 600;
}

.svc-plan-row:last-child > th,
.svc-plan-row:last-child > td {
  border-bottom: 1px solid var(--border);
}

.svc-plan-row.is-selected > th,
.svc-plan-row.is-selected > td {
  background: rgba(56, 189, 248, .1);
  background: color-mix(in srgb, var(--accent-cyan) 10%, var(--bg-card));
}

.svc-plan-row.is-selected > th {
  border-radius: 12px 0 0 12px;
}

.svc-plan-row.is-selected > td:last-child {
  border-radius: 0 12px 12px 0;
}

.svc-plan-choice {
  display: flex;
  align-items: center;
  gap: var(--svc-space-12);
  min-height: 44px;
}

.svc-pricing-offer.is-interactive .svc-plan-row,
.svc-pricing-offer.is-interactive .svc-plan-choice {
  cursor: pointer;
}

.svc-plan-radio {
  width: 17px;
  height: 17px;
  flex: none;
  margin: 0;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.svc-plan-name {
  display: grid;
  gap: var(--svc-space-4);
  white-space: nowrap;
}

.svc-plan-title {
  display: inline-flex;
  align-items: center;
  gap: var(--svc-space-8);
  white-space: nowrap;
}

.svc-plan-flame {
  display: block;
  width: var(--svc-space-24);
  height: var(--svc-space-24);
  flex: none;
  filter: drop-shadow(0 0 4px rgba(255, 138, 31, .45));
  animation: svc-flame-glow 2.6s ease-in-out infinite;
}

@keyframes svc-flame-glow {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(255, 138, 31, .4)); }
  50% { filter: drop-shadow(0 0 8px rgba(255, 138, 31, .7)); }
}

.svc-plan-badge {
  color: var(--accent-cyan);
  font-size: .75rem;
  font-weight: 600;
  line-height: 1.4;
}

.svc-plan-total strong {
  font-weight: 650;
  white-space: nowrap;
}

.svc-plan-monthly {
  color: var(--text-soft);
  white-space: nowrap;
}

.svc-plan-discount {
  color: var(--accent-cyan);
  font-size: .875rem;
  font-weight: 600;
}

.svc-plan-mobile-label,
.svc-plan-mobile-unit {
  display: none;
}

.svc-pricing-basis {
  margin: var(--svc-space-16) 0 0;
  color: var(--text-secondary);
  font-size: .8125rem;
  line-height: 1.65;
}

.svc-pricing-contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--svc-space-16);
  min-width: 0;
  align-self: start;
  margin: var(--svc-space-32) var(--svc-space-32) var(--svc-space-32) 0;
  padding: var(--svc-space-24);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 50% 40%, rgba(12, 91, 146, .14), transparent 70%),
    var(--bg-primary);
}

.svc-pricing-contact-head {
  display: flex;
  align-items: center;
  gap: var(--svc-space-16);
}

.svc-pricing-contact-head > span {
  flex: none;
}

.svc-pricing-contact-head > div {
  display: grid;
  gap: var(--svc-space-4);
  min-width: 0;
}

.svc-oa-label,
.svc-pricing-qr-note {
  color: var(--text-secondary);
  font-size: .8125rem;
  line-height: 1.6;
}

.svc-pricing-qr-note {
  margin: 0;
  text-align: center;
}

.svc-zalo-mark {
  padding: var(--svc-space-12);
  border-radius: var(--radius-md);
  background: #087eff;
  color: #fff;
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: -.04em;
}

.svc-pricing-contact h3 {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.22;
}

.svc-qr-preview {
  position: relative;
  display: block;
  width: min(100%, 236px);
  aspect-ratio: 1;
  overflow: hidden;
  border: 6px solid #fff;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.svc-qr-preview img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.svc-chatgpt .svc-pricing-contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--svc-space-8);
  min-height: 44px;
  color: var(--accent-cyan);
  font-size: .875rem;
  font-weight: 600;
  text-align: center;
}

.svc-pricing-contact-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.svc-price-notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border);
}

.svc-price-notes p {
  margin: 0;
  padding: var(--svc-space-24) var(--svc-space-32);
  color: var(--text-secondary);
  font-size: .875rem;
  line-height: 1.6;
}

.svc-price-notes p + p {
  border-left: 1px solid var(--border);
}

.svc-price-notes strong {
  display: block;
  margin-bottom: var(--svc-space-4);
  color: var(--text-primary);
  font-size: .9375rem;
}

.svc-pricing-legal {
  margin: 0;
  padding: var(--svc-space-16) var(--svc-space-32);
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: .8125rem;
  line-height: 1.6;
  text-align: left;
}

.svc-support-section {
  padding-top: var(--svc-space-64);
  padding-bottom: var(--svc-space-48);
}

.svc-support-shell {
  position: relative;
  padding: var(--svc-space-48);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 95% 5%, rgba(8, 145, 178, .12), transparent 50%),
    var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
}

.svc-support-head {
  margin-bottom: var(--svc-space-32);
}

.svc-support-head h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1.25;
}

.svc-support-head h2 span {
  display: inline;
  color: var(--accent-cyan);
}

.svc-support-head p {
  margin: var(--svc-space-12) 0 0;
  color: var(--text-secondary);
  font-size: .9375rem;
  line-height: 1.65;
}

.svc-reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--svc-space-32);
  align-items: start;
}

.svc-reasons-column {
  min-width: 0;
}

.svc-reason {
  border-top: 1px solid var(--border);
}

.svc-reason:last-child {
  border-bottom: 1px solid var(--border);
}

.svc-reason summary {
  display: block;
  padding: var(--svc-space-16) 0;
  list-style: none;
  cursor: pointer;
}

.svc-reason summary::-webkit-details-marker {
  display: none;
}

.svc-reason summary h3 {
  display: flex;
  align-items: center;
  gap: var(--svc-space-8);
  min-height: var(--svc-space-48);
  margin: 0;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}

.svc-reason-label {
  min-width: 0;
  flex: 1;
}

.svc-reason-toggle {
  position: relative;
  width: var(--svc-space-24);
  height: var(--svc-space-24);
  flex: none;
  color: var(--accent-cyan);
}

.svc-reason-toggle::before,
.svc-reason-toggle::after {
  position: absolute;
  content: "";
  background: currentColor;
}

.svc-reason-toggle::before {
  top: 50%;
  left: 50%;
  width: var(--svc-space-16);
  height: 2px;
  transform: translate(-50%, -50%);
}

.svc-reason-toggle::after {
  top: 50%;
  left: 50%;
  width: 2px;
  height: var(--svc-space-16);
  transform: translate(-50%, -50%);
}

.svc-reason[open] .svc-reason-toggle::after {
  display: none;
}

.svc-reason summary:hover .svc-reason-label {
  color: var(--accent-cyan);
}

.svc-reason-answer {
  margin: 0;
  padding: 0 0 var(--svc-space-24) var(--svc-space-32);
  color: var(--text-soft);
  font-size: .9375rem;
  line-height: 1.7;
}

.svc-feature-footnotes {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--svc-space-16);
  margin-top: var(--svc-space-24);
}

.svc-feature-footnotes p {
  margin: 0;
  color: var(--text-secondary);
  font-size: .8125rem;
  line-height: 1.6;
}

.svc-feature-footnotes strong {
  color: var(--text-primary);
}

@media (max-width: 1040px) {
  body.page-chatgpt-service .container-aidv,
  .svc-container {
    padding-inline: var(--svc-space-24);
  }

  .svc-hero {
    min-height: auto;
  }

  .svc-hero-grid {
    grid-template-columns: 1fr;
    gap: var(--svc-space-32);
    padding-top: var(--svc-space-48);
    padding-bottom: var(--svc-space-48);
  }

  .svc-hero-copy {
    max-width: none;
  }

  .svc-hero h1.svc-hero-title-edu {
    font-size: 2.5rem;
  }

  .svc-hero-visual {
    width: 100%;
    max-width: 600px;
    min-height: 0;
    margin-inline: auto;
  }

  .svc-section {
    padding: var(--svc-space-64) 0;
  }

  .svc-pricing-section {
    padding-top: var(--svc-space-32);
    padding-bottom: var(--svc-space-64);
  }

  .svc-section-head-split {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .svc-section-head-split > p {
    max-width: 680px;
  }

  .svc-pricing-top {
    grid-template-columns: 1fr;
  }

  .svc-pricing-contact {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 236px;
    column-gap: var(--svc-space-24);
    row-gap: var(--svc-space-12);
    margin: 0 var(--svc-space-32) var(--svc-space-32);
    padding: var(--svc-space-16);
    justify-items: center;
    align-items: center;
  }

  .svc-pricing-contact-head,
  .svc-pricing-qr-note,
  .svc-pricing-contact-link {
    grid-column: 1;
  }

  .svc-qr-preview {
    grid-column: 2;
    grid-row: 1 / 4;
    width: 236px;
  }

  .svc-support-section {
    padding-bottom: var(--svc-space-48);
  }

  .svc-support-shell {
    padding: var(--svc-space-32);
  }

}

@media (max-width: 620px) {
  :root {
    --header-height: 62px;
  }

  body.page-chatgpt-service .container-aidv,
  .svc-container {
    padding-inline: var(--svc-space-16);
  }

  .svc-hero-grid {
    gap: var(--svc-space-32);
    padding-top: var(--svc-space-32);
    padding-bottom: var(--svc-space-32);
  }

  .svc-hero h1 {
    font-size: clamp(2.15rem, 11vw, 3rem);
    letter-spacing: -.042em;
  }

  .svc-hero h1.svc-hero-title-edu {
    font-size: clamp(1.75rem, 7.5vw, 2.25rem);
    letter-spacing: -.03em;
    line-height: 1.2;
  }

  .svc-hero-actions {
    display: grid;
  }

  .svc-hero-actions .svc-btn {
    width: 100%;
  }

  .svc-hero-benefits {
    margin-top: var(--svc-space-24);
  }

  .svc-capability-grid,
  .svc-work-grid {
    grid-template-columns: 1fr;
  }

  .svc-capability {
    display: flex;
    align-items: center;
    gap: var(--svc-space-16);
    text-align: left;
  }

  .svc-capability .svc-work-icon {
    width: var(--svc-space-48);
    height: var(--svc-space-48);
    margin: 0;
  }

  .svc-capability h2 {
    margin-top: 0;
  }

  .svc-work-item + .svc-work-item {
    border-top: 1px solid var(--border);
  }

  .svc-hero-visual {
    min-height: auto;
  }

  .svc-visual-aura {
    display: none;
  }

  .svc-service-card {
    width: 100%;
    padding: var(--svc-space-16);
    border-radius: var(--radius-lg);
  }

  .svc-service-intro {
    padding: var(--svc-space-24) 0 var(--svc-space-16);
  }

  .svc-service-intro h2 {
    font-size: 1.375rem;
  }

  .svc-service-plan {
    padding: var(--svc-space-16);
  }

  .svc-section {
    padding: var(--svc-space-48) 0;
  }

  .svc-pricing-section {
    padding-top: var(--svc-space-24);
    padding-bottom: var(--svc-space-48);
  }

  .svc-section-head {
    margin-bottom: 28px;
  }

  .svc-section-head h2 {
    font-size: 2rem;
  }

  .svc-section-head-split {
    gap: 18px;
  }

  .svc-pricing-shell {
    border-radius: var(--radius-lg);
  }

  .svc-price-notes,
  .svc-feature-footnotes {
    grid-template-columns: 1fr;
  }

  .svc-pricing-offer {
    padding: var(--svc-space-24) var(--svc-space-16);
  }

  .svc-pricing-offer h2 {
    font-size: clamp(1.75rem, 7.4vw, 2.15rem);
  }

  .svc-pricing-table,
  .svc-pricing-table tbody {
    display: block;
  }

  .svc-pricing-table {
    margin-top: var(--svc-space-24);
  }

  .svc-pricing-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }

  .svc-plan-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--svc-space-4) var(--svc-space-8);
    margin-bottom: var(--svc-space-12);
    padding: var(--svc-space-16) var(--svc-space-12);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
  }

  .svc-plan-row:last-child {
    margin-bottom: 0;
  }

  .svc-plan-row > th,
  .svc-plan-row > td,
  .svc-plan-row:last-child > th,
  .svc-plan-row:last-child > td {
    width: auto;
    padding: 0;
    border: 0;
    background: transparent;
    font-size: .875rem;
  }

  .svc-plan-row.is-selected {
    border-color: var(--border-strong);
    background: rgba(56, 189, 248, .1);
    background: color-mix(in srgb, var(--accent-cyan) 10%, var(--bg-card));
  }

  .svc-plan-row.is-selected > th,
  .svc-plan-row.is-selected > td {
    background: transparent;
    border-radius: 0;
  }

  .svc-plan-row > th {
    grid-row: 1 / 3;
    align-self: center;
  }

  .svc-plan-choice {
    gap: var(--svc-space-8);
  }

  .svc-plan-name {
    white-space: normal;
  }

  .svc-plan-row > .svc-plan-total {
    grid-column: 2;
    display: grid;
    gap: var(--svc-space-4);
  }

  .svc-plan-total > .svc-plan-mobile-label {
    display: block;
    color: var(--text-secondary);
    font-size: .75rem;
    line-height: 1.4;
  }

  .svc-plan-row > .svc-plan-monthly {
    grid-column: 2;
    font-size: .8125rem;
  }

  .svc-plan-mobile-unit {
    display: inline;
  }

  .svc-plan-row > .svc-plan-discount {
    grid-column: 1 / -1;
    padding-top: var(--svc-space-8);
    text-align: left;
    font-size: .8125rem;
  }

  .svc-plan-discount > .svc-plan-mobile-label {
    display: inline;
    color: var(--text-secondary);
    font-weight: 400;
  }

  .svc-pricing-contact {
    display: flex;
    margin: 0 var(--svc-space-16) var(--svc-space-24);
    padding: var(--svc-space-16);
    gap: var(--svc-space-12);
  }

  .svc-pricing-qr-note,
  .svc-qr-preview {
    display: none;
  }

  .svc-price-notes p {
    padding: var(--svc-space-24) var(--svc-space-16);
  }

  .svc-price-notes p + p {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .svc-pricing-legal {
    padding-inline: var(--svc-space-16);
  }

  .svc-support-section {
    padding-top: var(--svc-space-48);
    padding-bottom: var(--svc-space-48);
  }

  .svc-support-shell {
    padding: var(--svc-space-24);
    border-radius: var(--radius-lg);
  }

  .svc-support-head h2 span {
    display: inline;
  }

  .svc-support-head h2 {
    font-size: clamp(1.5rem, 6vw, 1.75rem);
    line-height: 1.25;
    white-space: normal;
  }

  .svc-reasons-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .svc-reasons-column + .svc-reasons-column .svc-reason:first-child {
    border-top: 0;
  }

  .svc-feature-footnotes {
    gap: var(--svc-space-12);
  }

}

@media (max-width: 410px) {
  .svc-plan-choice,
  .svc-plan-title {
    gap: var(--svc-space-4);
  }

  .svc-service-card-head {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .svc-live-status {
    margin-top: 0;
  }

  .svc-service-plan {
    display: grid;
    align-items: start;
  }

}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition-duration: .01ms !important;
  }
}