/* =========================================================
   /smartoffice — product page for One to Start Smart Office
   Builds on style.css tokens (red #d3403a, charcoal, Futura 100 Thai).
   ========================================================= */

.so-section-head { margin-bottom: var(--space-5); }
.so-section-head .h2 em { white-space: nowrap; }

/* ---------- 1. Hero ---------- */
.so-hero { background: var(--accent); color: #fff; padding-block: clamp(7.5rem, 5rem + 8vw, 11rem) var(--space-6); overflow: hidden; }
.so-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: var(--space-5); align-items: center; }
.so-eyebrow {
  display: inline-flex; align-items: center; gap: .9rem; margin: 0 0 2rem;
  font-size: .82rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
}
.so-eyebrow::before { content: ""; width: 44px; height: 2px; background: #fff; }
.so-hero h1 {
  margin: 0; font-family: var(--font-display); font-weight: 400;
  font-size: clamp(2.3rem, 1.2rem + 3.6vw, 4.6rem); line-height: 1.16; letter-spacing: -.01em;
}
.so-hero h1 em { font-style: normal; display: inline-block; margin: .14em 0; padding: .02em .26em .1em; background: #fff; color: var(--accent); line-height: 1.1; }
.so-lead {
  margin: 2.25rem 0 0; padding-top: 1.75rem; max-width: 30rem; border-top: 1px solid oklch(100% 0 0 / .4);
  font-size: clamp(1.05rem, .95rem + .45vw, 1.35rem); line-height: 1.7;
}
.so-lead strong { font-weight: 700; white-space: nowrap; }
.so-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.25rem; }
.so-actions .btn { min-height: 56px; padding: 0 2rem; }
.so-btn-light { background: #fff; color: var(--accent); }
.so-btn-light:hover { background: var(--ink); color: #fff; }
.so-btn-line { border-color: oklch(100% 0 0 / .7); color: #fff; }
.so-btn-line:hover { background: #fff; color: var(--accent); border-color: #fff; }
.so-hero :focus-visible { outline-color: #fff; }

/* Chat illustration */
.so-chat {
  margin: 0; justify-self: end; width: 100%; max-width: 420px;
  background: #fff; color: var(--ink); padding: 0 0 1.25rem;
  box-shadow: 0 40px 80px -30px oklch(20% 0.05 30 / .55); transform: rotate(1.5deg);
}
.so-chat-bar {
  display: flex; align-items: center; gap: .6rem; padding: 1rem 1.25rem; margin-bottom: 1.1rem;
  background: var(--ink); color: #fff; font-size: .9rem; font-weight: 600;
}
.so-chat-bar small { margin-left: auto; font-weight: 400; font-size: .72rem; opacity: .65; }
.so-chat-dot { width: 9px; height: 9px; border-radius: 50%; background: oklch(78% 0.17 145); }
.so-msg {
  position: relative; margin: 0 1.25rem .7rem; padding: .7rem .95rem 1.35rem; max-width: 82%;
  font-size: .92rem; line-height: 1.6; border-radius: 14px;
}
.so-msg time { position: absolute; right: .8rem; bottom: .35rem; font-size: .68rem; opacity: .55; }
.so-msg-in { background: var(--surface-2); border-top-left-radius: 3px; }
.so-msg-out { margin-left: auto; background: var(--accent); color: #fff; border-top-right-radius: 3px; }
.so-chat-saved {
  margin: 1rem 1.25rem 0; padding-top: .9rem; border-top: 1px dashed var(--line-strong);
  font-size: .8rem; color: var(--ink-soft); display: flex; align-items: center; gap: .5rem;
}
.so-chat-saved::before { content: ""; width: 8px; height: 8px; background: var(--accent); }

/* ---------- 2. Problem ---------- */
.so-problem { padding-block: var(--space-6); background: var(--surface-2); border-bottom: 1px solid var(--line); }
.so-pains { list-style: none; margin: var(--space-5) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.so-pains li { background: var(--paper); box-shadow: var(--paper-shadow); padding: var(--space-4) var(--space-3) var(--space-3); border-top: 4px solid var(--accent); }
.so-no { display: block; font-family: var(--font-display); font-size: 2.6rem; line-height: 1; color: var(--accent); margin-bottom: var(--space-3); }
.so-pains p { margin: 0; font-size: var(--step-1); line-height: 1.6; }

/* ---------- 3. Solution ---------- */
.so-solution { padding-block: var(--space-6); }
.so-solution-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); align-items: start; }
.so-solution-text { font-size: var(--step-1); line-height: 1.8; color: var(--ink-soft); max-width: 30em; margin: var(--space-3) 0 0; }
.so-grow { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line-strong); }
.so-grow li { position: relative; padding: 0 0 var(--space-4) var(--space-4); }
.so-grow li:last-child { padding-bottom: 0; }
.so-grow li::before {
  content: ""; position: absolute; left: -9px; top: .3rem; width: 16px; height: 16px;
  background: var(--surface); border: 2px solid var(--accent);
}
.so-grow li:first-child::before { background: var(--accent); }
.so-grow .mono { color: var(--accent); }
.so-grow h3 { margin: .35rem 0 .3rem; font-family: var(--font-display); font-weight: 400; font-size: var(--step-2); line-height: 1.35; }
.so-grow p { margin: 0; color: var(--ink-soft); line-height: 1.7; }

/* ---------- 4. Packages ---------- */
.so-packages { padding-block: var(--space-6); background: var(--surface-2); border-block: 1px solid var(--line); }
.so-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); align-items: stretch; }
.so-plan {
  position: relative; display: flex; flex-direction: column;
  background: var(--paper); box-shadow: var(--paper-shadow); padding: var(--space-4) var(--space-3) var(--space-3);
  border-top: 4px solid var(--ink);
}
.so-plan-pick { border-top-color: var(--accent); box-shadow: 0 0 0 2px var(--accent), var(--paper-shadow); }
.so-badge {
  position: absolute; top: -4px; right: var(--space-3); margin: 0; transform: translateY(-100%);
  background: var(--accent); color: #fff; padding: .35rem .85rem; font-size: .78rem; font-weight: 700; letter-spacing: .08em;
}
.so-plan-name { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: var(--step-3); line-height: 1.1; }
.so-plan-pick .so-plan-name { color: var(--accent); }
.so-plan-for { margin: .4rem 0 var(--space-3); color: var(--ink-soft); }
.so-price { margin: 0; font-size: 1rem; }
.so-price-label { display: block; font-size: var(--step--1); color: var(--ink-mute); margin-bottom: .15rem; }
.so-price b { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.2rem, 1.8rem + 1.2vw, 3rem); line-height: 1; margin-right: .2rem; }
.so-monthly { margin: .6rem 0 0; padding-bottom: var(--space-3); border-bottom: 1px solid var(--line-strong); color: var(--ink-soft); }
.so-monthly b { color: var(--ink); font-size: 1.15rem; }
.so-features { list-style: none; margin: var(--space-3) 0 var(--space-4); padding: 0; flex: 1; }
.so-features li { position: relative; padding: .45rem 0 .45rem 1.5rem; line-height: 1.6; }
.so-features li::before { content: ""; position: absolute; left: 0; top: 1rem; width: 10px; height: 2px; background: var(--accent); }
.so-terms {
  list-style: none; margin: var(--space-4) 0 0; padding: var(--space-3) 0 0; border-top: 1px solid var(--line-strong);
  display: flex; flex-wrap: wrap; gap: .6rem 2.5rem; color: var(--ink-soft);
}
.so-terms li { position: relative; padding-left: 1.1rem; }
.so-terms li::before { content: ""; position: absolute; left: 0; top: .65em; width: 6px; height: 6px; background: var(--accent); }

/* ---------- 5. Demo ---------- */
.so-demo { padding-block: var(--space-6); }
.so-shots { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.so-shot { margin: 0; }
.so-shot-frame { aspect-ratio: 4 / 3; overflow: hidden; background: var(--surface-2); border: 1px solid var(--line-strong); }
.so-shot-frame img { display: block; width: 100%; height: 100%; object-fit: cover; }
.so-shot figcaption { margin-top: .9rem; font-size: var(--step-0); font-weight: 600; }
.so-shot figcaption .mono { color: var(--accent); margin-right: .4rem; }

/* ---------- 6. Work — three projects ---------- */
.so-work { padding-block: var(--space-6); background: var(--surface-2); border-top: 1px solid var(--line); }
.so-work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.so-work-grid .case, .so-work-grid .case:nth-child(n) { grid-column: auto; margin-top: 0; align-self: start; }

/* ---------- 8. Final CTA ---------- */
.so-final { background: var(--accent); color: #fff; padding-block: var(--space-6); text-align: center; }
.so-final-inner { display: flex; flex-direction: column; align-items: center; }
.so-final-mark { width: 96px; height: auto; margin-bottom: var(--space-4); }
.so-final .h2 em { color: #fff; border-bottom: 2px solid oklch(100% 0 0 / .6); }
.so-final p { font-size: var(--step-1); margin: var(--space-3) 0 var(--space-4); }
.so-final .btn { min-height: 56px; padding: 0 2.4rem; }
.so-final-id { font-size: var(--step--1) !important; margin: var(--space-3) 0 0 !important; opacity: .85; }
.so-final-id a { color: inherit; }
.so-final :focus-visible { outline-color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .so-plans { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; gap: var(--space-5); }
  .so-plans { padding-top: 1.5rem; }
}
@media (max-width: 860px) {
  .so-hero-grid, .so-solution-grid { grid-template-columns: 1fr; }
  .so-chat { justify-self: stretch; max-width: none; transform: none; }
  .so-pains, .so-shots, .so-work-grid { grid-template-columns: 1fr; }
  .so-shots, .so-work-grid { gap: var(--space-4); }
}
@media (max-width: 600px) {
  .so-hero { padding-top: 6.5rem; }
  .so-hero h1 br { display: none; }
  .so-actions .btn { flex: 1 1 100%; }
  .so-section-head { margin-bottom: var(--space-4); }
}

/* ---------- Pass 2: tighter rhythm ---------- */
.so-note { margin: .9rem 0 0; font-size: var(--step--1); opacity: .9; }
.so-trust {
  margin: 1.75rem 0 0; padding-left: .9rem; border-left: 2px solid #fff;
  font-size: var(--step--1); line-height: 1.6; max-width: 30rem;
}
body[data-page="smartoffice"] main > section { padding-block: 56px; }
body[data-page="smartoffice"] main > .so-hero { padding-top: calc(56px + 76px); }
.so-section-head { margin-bottom: var(--space-4); }
.so-pains { margin-top: var(--space-4); }
.so-pains li { padding: var(--space-3); }
.so-no { font-size: 2rem; margin-bottom: var(--space-2); }

/* Shorter package cards */
.so-plan { padding: var(--space-3); }
.so-plan-for { margin-bottom: var(--space-2); }
.so-price b { font-size: clamp(2rem, 1.7rem + 1vw, 2.6rem); }
.so-monthly { padding-bottom: var(--space-2); }
.so-features { margin: var(--space-2) 0 var(--space-3); }
.so-features li { padding-block: .3rem; }
.so-features li::before { top: .85rem; }
.so-terms { margin-top: var(--space-3); }

/* FAQ questions in Prompt */
body[data-page="smartoffice"] .faq summary { font-family: "Prompt", var(--font-text); font-weight: 500; }

/* Smaller footer */
body[data-page="smartoffice"] .site-footer { padding-top: var(--space-4); }
body[data-page="smartoffice"] .footer-grid { padding-bottom: var(--space-4); }
body[data-page="smartoffice"] .footer-wordmark { font-size: clamp(3rem, 1rem + 9vw, 9rem); }

@media (max-width: 600px) {
  body[data-page="smartoffice"] main > .so-hero { padding-top: calc(40px + 64px); }
  body[data-page="smartoffice"] main > section { padding-block: 48px; }
  /* two projects on mobile: Bright Wongwian Yai + Olympic Committee (matches the trust line) */
  .so-work-grid .case:nth-child(2) { display: none; }
  body[data-page="smartoffice"] .footer-wordmark,
  body[data-page="smartoffice"] .soon,
  body[data-page="smartoffice"] .footer-legal,
  body[data-page="smartoffice"] .footer-base .mono { display: none; }
  body[data-page="smartoffice"] .footer-grid { gap: var(--space-3); }
}