/* หน้าฟีเจอร์ทั้งหมด (features.html) — ใช้ร่วมกับ site.css */
.nav__links a[aria-current="page"] { color: var(--indigo); font-weight: 600; }

.fhero { padding: 56px 0 30px; text-align: center; }
.fhero h1 { font-size: clamp(36px, 5.4vw, 64px); line-height: 1.15; margin-top: 6px; }
.fhero .lead { margin: 16px auto 0; max-width: 640px; }
.fjump { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 30px; }
.fjump a { padding: 8px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-2); text-decoration: none; font-size: 14px; transition: border-color .2s, color .2s; }
.fjump a:hover { border-color: var(--indigo); color: var(--indigo); }
.fjump a.is-warn { color: var(--red-deep); border-color: #f1c9c7; }

.fgroup { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 44px; align-items: start; margin-top: 26px; padding: clamp(28px, 4vw, 52px); background: var(--card); border-radius: var(--r-xl); scroll-margin-top: 90px; }
.fgroup__head { position: sticky; top: 100px; }
.fgroup__no { display: inline-grid; place-items: center; min-width: 44px; height: 44px; padding: 0 10px; border-radius: 14px; background: var(--mist); color: var(--indigo); font: 600 18px/1 var(--f-display); }
.fgroup__head h2 { font-size: clamp(26px, 2.6vw, 34px); line-height: 1.25; margin-top: 16px; }
.fgroup__head p { margin-top: 10px; color: var(--ink-2); font-size: 16px; }
.fshot { margin: 22px 0 0; }
.fshot img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 18px 40px -28px rgba(21, 24, 51, .45); }

.flist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.flist li { position: relative; padding: 18px 18px 18px 50px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); font-size: 15px; line-height: 1.6; color: var(--ink-2); }
.flist li::before { content: "\2713"; position: absolute; left: 16px; top: 17px; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--indigo); color: #fff; font: 700 12px/1 var(--f-body); }
.flist b { display: block; margin-bottom: 3px; font: 600 17px/1.35 var(--f-display); color: var(--ink); }
.flist code { font: 500 .92em ui-monospace, Consolas, monospace; background: var(--mist); color: var(--indigo-deep); padding: .1em .4em; border-radius: 6px; }
.flist a { color: var(--indigo); }

/* roadmap */
.fgroup--road { grid-template-columns: 1fr; gap: 30px; }
.fgroup--road .fgroup__head { position: static; max-width: 720px; }
.fgroup--road .fgroup__no { background: var(--indigo); color: #fff; }
.froad__warn { display: inline-block; margin-top: 14px !important; padding: 8px 14px; border-radius: 10px; background: #fff1f0; color: var(--red-deep) !important; font-size: 14px !important; font-weight: 600; }
.froad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.froad__lane { padding: 22px; border-radius: 20px; background: var(--paper); border: 1px solid var(--line); }
.froad__lane h3 { display: flex; align-items: center; gap: 10px; font-size: 20px; }
.froad__lane h3 span { width: 12px; height: 12px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 18%, transparent); }
.froad__sub { margin-top: 6px; font-size: 13.5px; color: var(--ink-2); }
.froad ul { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
.froad li { padding: 14px 16px; border-radius: 14px; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--c); font-size: 14px; line-height: 1.55; color: var(--ink-2); }
.froad li b { display: block; margin-bottom: 2px; font: 600 16px/1.35 var(--f-display); color: var(--ink); }
.froad__lane--next { --c: var(--indigo); background: var(--mist); border-color: #d9def5; }
.froad__lane--later { --c: var(--gold); }
.froad__lane--no { --c: #9aa0b4; }
.fnote { margin: 0; font-size: 14px; color: var(--ink-2); }
.fnote a { color: var(--indigo); }

.fcta { margin: 26px auto 70px; padding: clamp(36px, 5vw, 64px) 24px; text-align: center; background: var(--ink); color: #fff; border-radius: var(--r-xl); }
.fcta h2 { font-size: clamp(28px, 3.4vw, 42px); }
.fcta p { margin-top: 8px; color: rgba(255, 255, 255, .75); }
.fcta__btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.fcta .btn--line { color: #fff; border-color: rgba(255, 255, 255, .5); }

.gfoot { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 22px 0 34px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-2); }

@media (max-width: 1080px) {
  .fgroup { grid-template-columns: 1fr; gap: 24px; }
  .fgroup__head { position: static; }
  .fshot { max-width: 560px; }
  .froad { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .flist { grid-template-columns: 1fr; }
  .fhero { padding-top: 30px; }
}

/* ขอฟีเจอร์ */
.freq { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 26px; border-radius: 20px; background: var(--ink); color: #fff; }
.freq b { font: 600 20px/1.3 var(--f-display); }
.freq p { margin-top: 4px; font-size: 14px; color: rgba(255, 255, 255, .72); }
.freq .btn { flex: none; border: 0; cursor: pointer; background: var(--gold); color: var(--ink); }
.freq .btn:hover { background: #f0bf63; }
.freq-dialog { width: min(560px, calc(100% - 32px)); max-height: calc(100vh - 40px); padding: 0; border: 0; border-radius: 22px; box-shadow: 0 30px 80px -20px rgba(21, 24, 51, .5); color: var(--ink); }
.freq-dialog::backdrop { background: rgba(21, 24, 51, .45); backdrop-filter: blur(3px); }
.freq-form { display: grid; gap: 6px; padding: 26px; }
.freq-form__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.freq-form__head h2 { font-size: 26px; }
.freq-form__x { width: 38px; height: 38px; border-radius: 12px; border: 1px solid var(--line); background: #fff; font-size: 22px; line-height: 1; cursor: pointer; color: var(--ink-2); }
.freq-form label { margin-top: 10px; font-weight: 600; font-size: 15px; }
.freq-form label small { font-weight: 400; color: var(--ink-2); }
.freq-form .req { color: var(--red-deep); }
.freq-form input, .freq-form textarea { width: 100%; box-sizing: border-box; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 12px; font: 400 16px/1.5 var(--f-body); color: var(--ink); background: #fff; resize: vertical; }
.freq-form input:focus, .freq-form textarea:focus { outline: none; border-color: var(--indigo); box-shadow: 0 0 0 3px rgba(47, 63, 176, .15); }
.freq-form__fine { margin-top: 6px; font-size: 12.5px; color: var(--ink-2); }
.freq-form__msg { min-height: 1.4em; font-size: 14px; }
.freq-form__msg.is-bad { color: var(--red-deep); }
.freq-form__msg.is-ok { color: var(--ok); }
.freq-form__btns { display: flex; justify-content: flex-end; gap: 10px; margin-top: 4px; }
.freq-form__btns .btn { cursor: pointer; }
.freq-form__btns .btn--primary { border: 0; }
@media (max-width: 680px) {
  .freq { flex-direction: column; align-items: flex-start; }
}