.support-page .container { padding-inline: clamp(20px, 4vw, 56px); }
.support-main { padding-block: clamp(40px, 6vw, 72px) 72px; }
.support-intro { max-width: 800px; margin-bottom: 42px; }
.support-kicker { font-size: 17px; color: var(--blue); margin-bottom: 12px; }
.support-intro h1 { font: 400 clamp(34px, 4vw, 44px)/1.2 var(--serif); letter-spacing: -.025em; }
html[lang='th'] .support-intro h1 { font-family: var(--sans); line-height: 1.4; }
.support-summary { color: var(--body); font-size: 18px; line-height: 1.8; margin-top: 20px; }
.support-layout { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.support-contact-panel { border-top: 1px solid var(--line); padding-top: 26px; }
.support-contact-panel h2, .support-topic h2, html[lang='th'] .support-contact-panel h2, html[lang='th'] .support-topic h2 { font-family: var(--sans); font-size: clamp(24px, 2.2vw, 28px); font-weight: 400; line-height: 1.45; letter-spacing: -.015em; margin-bottom: 16px; }
.support-contact-panel p, .support-contact-panel label, .support-topic p, .support-topic li { color: var(--body); font-size: 17px; line-height: 1.85; }
.support-email { display: inline-flex; align-items: center; min-height: 48px; color: var(--blue); font-size: 21px; text-decoration: underline; text-underline-offset: 5px; overflow-wrap: anywhere; }
.support-contact-panel label { display: block; color: var(--ink); margin: 26px 0 9px; }
.support-app-select { display: block; width: 100%; min-height: 50px; border: 1px solid #9ab2c470; border-radius: 4px; padding: 12px 36px 12px 12px; background: #0c2130; color: var(--ink); font: 17px/1.5 var(--sans); }
.support-app-select:focus-visible { outline: 2px solid #b1e3ff; outline-offset: 4px; }
.support-contact-panel .support-email-hint { margin-top: 16px; font-size: 16px; }
.support-contact-panel .support-privacy-note { margin-top: 22px; font-size: 16px; }
.support-privacy-note a { display: inline-flex; align-items: center; min-height: 44px; color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.support-topics { min-width: 0; }
.support-topic { border-top: 1px solid var(--line); padding-block: 26px 32px; }
.support-topic p { max-width: 680px; }
.support-topic ul { padding-left: 23px; margin: 16px 0; }
.support-topic li + li { margin-top: 8px; }
.support-topic .button { margin-top: 20px; font-size: 16px; min-height: 48px; }
.support-contact-panel strong { color: var(--ink); font-weight: 600; }
@media (max-width: 849px) {
  .support-main { padding-top: 36px; padding-bottom: 44px; }
  .support-intro { margin-bottom: 30px; }
  .support-layout { grid-template-columns: 1fr; gap: 32px; }
  .support-contact-panel { max-width: none; }
  .support-app-select { max-width: 520px; }
}
@media (max-width: 599px) {
  .support-intro h1 { font-size: 34px; }
  .support-summary { font-size: 17px; }
  .support-topic { padding-block: 24px 28px; }
}
@media print {
  .support-page { color: #111; background: #fff; }
  .support-page .header, .support-page .footer { display: none; }
  .support-main { padding: 0; }
  .support-page .container { padding: 0; max-width: none; }
  .support-layout { display: block; }
  .support-intro h1, .support-intro p, .support-contact-panel h2, .support-contact-panel p, .support-contact-panel label, .support-contact-panel a, .support-topic h2, .support-topic p, .support-topic li { color: #111 !important; }
}