/* ICP Footer — ตาม Figma "Footer - 1" (Desktop / Tablet / Mobile) */
.icpf {
	position: relative;
	color: #fff;
	font-family: inherit;
	/* พื้นหลังแดงเงาโลหะ: ซ้อน gradient หลายชั้นให้ได้ลุคใกล้ Figma โดยไม่ต้องใช้รูป */
	background-color: #5a0a0d;
	background-image:
		linear-gradient(115deg, rgba(255,255,255,.00) 0%, rgba(255,255,255,.10) 28%, rgba(255,255,255,.00) 46%),
		linear-gradient(115deg, #c9272d 0%, #8c1216 32%, #3d0507 60%, #2a0304 100%),
		radial-gradient(ellipse at 18% 30%, rgba(255,120,120,.45), transparent 55%);
	overflow: hidden;
}
.icpf::before {
	/* แถบเฉียงเงาสะท้อน */
	content: ""; position: absolute; inset: 0; pointer-events: none;
	background: linear-gradient(118deg, transparent 20%, rgba(255,255,255,.07) 34%, transparent 42%, transparent 55%, rgba(0,0,0,.25) 70%, transparent 85%);
}
.icpf *, .icpf *::before, .icpf *::after { box-sizing: border-box; }
.icpf a { color: #fff; text-decoration: none; }
.icpf a:hover { text-decoration: underline; text-underline-offset: 3px; }
.icpf h4 { margin: 0 0 6px; color: #fff; font-size: 16px; font-weight: 700; line-height: 1.5; }
.icpf p { margin: 0; font-size: 16px; line-height: 1.6; }

.icpf__inner {
	position: relative;
	max-width: 1200px;
	margin: 0 auto;
	padding: 56px 32px 24px;
	display: grid;
	grid-template-columns: 1fr 1.6fr 1fr;
	grid-template-areas:
		"brand info contact"
		"bottom bottom bottom";
	gap: 24px 40px;
	align-items: start;
}
.icpf__brand { grid-area: brand; display: flex; align-items: flex-start; }
.icpf__logo { display: inline-block; }
.icpf__logo img { display: block; width: 200px; max-width: 100%; height: auto; }
.icpf__logo-text { font-size: 30px; font-weight: 800; letter-spacing: .5px; }

.icpf__info { grid-area: info; display: flex; flex-direction: column; gap: 22px; }
.icpf__contact { grid-area: contact; }
.icpf__links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.icpf__links a { display: inline-flex; align-items: center; gap: 10px; font-size: 16px; }
.icpf__links svg { width: 18px; height: 18px; flex: none; }

.icpf__bottom {
	grid-area: bottom;
	display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
	margin-top: 32px;
	font-size: 13px; letter-spacing: .3px; opacity: .95;
}
.icpf__powered strong { font-weight: 700; }

/* Tablet (≤ 1024px) */
@media (max-width: 1024px) {
	.icpf__inner {
		padding: 40px 24px 20px;
		grid-template-columns: 1fr 1.5fr 1.1fr;
		gap: 20px 24px;
	}
	.icpf__logo img { width: 160px; }
	.icpf h4, .icpf p, .icpf__links a { font-size: 15px; }
}

/* Mobile (≤ 640px) */
@media (max-width: 640px) {
	.icpf__inner {
		padding: 36px 24px 24px;
		grid-template-columns: 1fr;
		grid-template-areas:
			"brand"
			"info"
			"contact"
			"bottom";
		gap: 22px;
	}
	.icpf__logo img { width: 110px; }
	.icpf__contact h4 { display: none; }
	.icpf__links { flex-direction: row; gap: 18px; }
	.icpf__links span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); } /* โชว์เฉพาะไอคอน (ตาม Figma mobile) */
	.icpf__links svg { width: 24px; height: 24px; }
	.icpf__bottom { flex-direction: column; align-items: center; text-align: center; gap: 6px; margin-top: 24px; font-size: 12px; }
}

/* ---------- ปุ่มลอยติดต่อ + กลับขึ้นด้านบน ---------- */
.icpf-float {
	position: fixed; right: 20px; bottom: 24px; z-index: 9990;
	display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.icpf-float__group { display: flex; flex-direction: column; gap: 12px; }
.icpf-float .icpf-float__btn {
	box-sizing: border-box; width: 56px; height: 56px; min-width: 0; min-height: 0; line-height: 1;
	border-radius: 50% !important; display: grid; place-items: center; border: 0 !important; padding: 0 !important; margin: 0; cursor: pointer;
	color: #fff !important; text-decoration: none !important; font: inherit; -webkit-appearance: none; appearance: none;
	background: linear-gradient(135deg, #e04a4e 0%, #b3151b 45%, #8c1216 100%);
	box-shadow: 0 6px 16px rgba(0,0,0,.3); transition: transform .15s, filter .15s, opacity .25s;
}
.icpf-float__btn:hover { transform: translateY(-2px) scale(1.04); filter: brightness(1.08); }
.icpf-float__btn:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.icpf-float__btn svg { width: 28px; height: 28px; }

/* ปุ่มเดียว (toggle) — ซ่อนบน desktop */
.icpf-float .icpf-float__toggle { display: none; }
.icpf-float__toggle .icpf-float__ico-close { display: none; }
.icpf-float.is-open .icpf-float__toggle .icpf-float__ico-open { display: none; }
.icpf-float.is-open .icpf-float__toggle .icpf-float__ico-close { display: block; }

/* กลับขึ้นด้านบน: ตอนยังไม่เลื่อนจะยุบตัว (ไม่กินพื้นที่) ให้ปุ่มติดต่ออยู่ชิดล่าง พอเลื่อนลงค่อยขยายแล้วดันปุ่มติดต่อขึ้น */
.icpf-float { --icpf-gap: 12px; gap: var(--icpf-gap); }
.icpf-float .icpf-float__top {
	width: 48px; height: 0; margin-top: calc(-1 * var(--icpf-gap)); opacity: 0; pointer-events: none; overflow: hidden; box-shadow: none;
	transition: height .25s ease, margin-top .25s ease, opacity .2s ease, transform .15s, filter .15s;
}
.icpf-float__top svg { width: 24px; height: 24px; }
.icpf-float.is-scrolled .icpf-float__top { height: 48px; margin-top: 0; opacity: 1; pointer-events: auto; box-shadow: 0 6px 16px rgba(0,0,0,.3); }
/* ซ่อนปุ่ม scroll-to-top ของ Astra เมื่อใช้ของปลั๊กอิน (กันซ้อนกัน) */
.icpf-float--has-top ~ #ast-scroll-top, body:has(.icpf-float--has-top) #ast-scroll-top { display: none !important; }

/* Tablet + Mobile: โชว์ปุ่มเดียว กดแล้วค่อยกางปุ่มอื่น */
@media (max-width: 1024px) {
	.icpf-float { right: 16px; bottom: 20px; }
	.icpf-float .icpf-float__toggle { display: grid; }
	.icpf-float__group {
		opacity: 0; visibility: hidden; transform: translateY(12px) scale(.9); transform-origin: bottom center;
		transition: opacity .2s, transform .2s, visibility 0s .2s;
	}
	.icpf-float.is-open .icpf-float__group { opacity: 1; visibility: visible; transform: none; transition: opacity .2s, transform .2s, visibility 0s; }
}
@media (max-width: 640px) {
	.icpf-float { right: 12px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); --icpf-gap: 10px; }
	.icpf-float__group { gap: 10px; }
	.icpf-float .icpf-float__btn { width: 50px; height: 50px; }
	.icpf-float__btn svg { width: 25px; height: 25px; }
	.icpf-float .icpf-float__top { width: 44px; height: 0; }
	.icpf-float.is-scrolled .icpf-float__top { height: 44px; }
}