/* ==========================================================================
   GEMBIRA — CSS inti (design system, header, footer, komponen reusable)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design tokens
   -------------------------------------------------------------------------- */
:root {
	--sl: #0F77BE;
	--sun: #F9B320;
	--sea: #0F77BE;
	--navy: #17325C;
	--bg: #fff;
	--bg2: #EEF5FB;
	--sunt: #FFF4D6;
	--fg: #17253D;
	--muted: #51617A;
	--card: #fff;
	--line: #D9E3EF;
	--footer-bg: #12294F;
	--footer-fg: #C5D3E8;
	--footer-dim: #9FB3D1;
	--header-h: 88px;
}

@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		color-scheme: dark;
		--sl: #5BB2F0;
		--bg: #0E1626;
		--bg2: #13203A;
		--sunt: #2A2410;
		--fg: #EAF0F8;
		--muted: #9FB0C8;
		--card: #172540;
		--line: #27385A;
	}
}

:root[data-theme="dark"] {
	color-scheme: dark;
	--sl: #5BB2F0;
	--bg: #0E1626;
	--bg2: #13203A;
	--sunt: #2A2410;
	--fg: #EAF0F8;
	--muted: #9FB0C8;
	--card: #172540;
	--line: #27385A;
}

:root[data-theme="light"] {
	color-scheme: light;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-padding-top: calc(var(--header-h) + 24px);
	-webkit-text-size-adjust: 100%;
}

@media (min-width: 961px) {
	html {
		scroll-behavior: smooth;
	}
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--fg);
	font: 400 17px/1.65 Figtree, system-ui, sans-serif;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
}

h1, h2, h3, h4 {
	font-family: "Young Serif", Georgia, serif;
	font-weight: 400;
	line-height: 1.15;
	margin: 0;
}

h2 {
	font-size: clamp(26px, 3.6vw, 38px);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
	outline: 3px solid var(--sea);
	outline-offset: 3px;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 100;
	background: var(--navy);
	color: #fff;
	padding: 12px 20px;
	border-radius: 0 0 12px 0;
	font-weight: 700;
}

.skip-link:focus {
	left: 0;
}

.w {
	width: 90%;
	max-width: 1680px;
	margin: 0 auto;
}

section {
	padding: 88px 0;
}

.lead {
	color: var(--muted);
	max-width: 56ch;
	margin: 14px 0 0;
}

.section-hd {
	max-width: 720px;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* --------------------------------------------------------------------------
   Tombol
   -------------------------------------------------------------------------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 14px 26px;
	border-radius: 999px;
	font-weight: 700;
	font-size: 16px;
	border: 2px solid transparent;
	font-family: inherit;
	cursor: pointer;
	line-height: 1.3;
	text-align: center;
	transition: background .15s, color .15s, transform .15s, box-shadow .15s;
}

.btn svg {
	width: 20px;
	height: 20px;
	flex: none;
}

.b1 {
	background: var(--sun);
	color: #17253D;
}

.b1:hover {
	background: #ffc43f;
}

.b2 {
	border-color: var(--sl);
	color: var(--sl);
	background: transparent;
}

.b2:hover {
	background: var(--sea);
	color: #fff;
}

.btn-navy {
	background: var(--navy);
	color: #fff;
}

.btn-navy:hover {
	background: #0F2548;
}

/* Baris tombol ajakan (hero, 404, dsb.). */
.cta {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
	align-items: center;
}

/* --------------------------------------------------------------------------
   Hero (dipakai semua halaman)
   -------------------------------------------------------------------------- */
.hero {
	padding: 64px 0 72px;
	background: linear-gradient(180deg, var(--bg2), var(--bg));
}

.hg {
	display: grid;
	grid-template-columns: 1.05fr .95fr;
	gap: 48px;
	align-items: center;
}

.hero h1 {
	font-size: clamp(38px, 6vw, 64px);
	letter-spacing: -.01em;
}

.hero p {
	font-size: 19px;
	color: var(--muted);
	max-width: 46ch;
	margin: 22px 0 32px;
}

/* Mockup halaman buku (hero kanan). */
.pages {
	position: relative;
	height: 440px;
}

.pages .pg {
	position: absolute;
	inset: 0;
	border-radius: 6px 28px 6px 28px;
	padding: 36px 32px;
	animation: open 1s cubic-bezier(.2, .8, .2, 1) both;
}

.pg.y {
	background: var(--sun);
	transform: rotate(-9deg) translate(-26px, 8px);
}

.pg.s {
	background: var(--sea);
	transform: rotate(7deg);
	animation-delay: .15s;
}

.pg.t {
	background: #fff;
	color: #17253D;
	transform: rotate(-1.5deg);
	box-shadow: 0 18px 40px rgba(23, 50, 92, .22);
	animation-delay: .3s;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.pg.t q {
	font-family: "Young Serif", Georgia, serif;
	font-size: 22px;
	line-height: 1.45;
	quotes: none;
}

.pg.t small {
	font-size: 14px;
	font-weight: 600;
	color: #51617A;
	margin-top: 16px;
}

@keyframes open {
	from {
		opacity: 0;
		transform: rotate(0) scale(.92);
	}
}

@media (max-width: 900px) {
	.hg {
		grid-template-columns: 1fr;
	}

	.pages {
		height: 360px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.pages .pg {
		animation: none;
	}
}

/* Tombol beli / submit 3D. */
.buy {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 9px;
	width: 100%;
	margin-top: 14px;
	padding: 13px 18px;
	border: 0;
	border-radius: 999px;
	background: var(--sun);
	color: #17253D;
	font: 700 15px Figtree, sans-serif;
	box-shadow: 0 4px 0 #D6930A;
	transition: transform .15s, box-shadow .15s, background .15s;
	cursor: pointer;
}

.buy:hover {
	background: #ffc43f;
	transform: translateY(-2px);
	box-shadow: 0 6px 0 #D6930A;
}

.buy:active {
	transform: translateY(3px);
	box-shadow: 0 1px 0 #D6930A;
}

.buy svg {
	width: 18px;
	height: 18px;
}

/* --------------------------------------------------------------------------
   Chips
   -------------------------------------------------------------------------- */
.chips {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 28px;
}

.chips button,
.chip {
	font: 600 14px Figtree, sans-serif;
	padding: 9px 20px;
	border-radius: 999px;
	border: 1.5px solid var(--line);
	background: transparent;
	color: var(--fg);
	cursor: pointer;
}

.chips button[aria-pressed="true"] {
	background: var(--navy);
	border-color: var(--navy);
	color: #fff;
}

.ch3 {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.ch3 span {
	border: 1.5px solid var(--line);
	border-radius: 999px;
	padding: 7px 18px;
	font-size: 15px;
	color: var(--muted);
	background: var(--card);
}

.ch3 b {
	color: var(--fg);
	font-size: 18px;
}

/* --------------------------------------------------------------------------
   Kartu & komponen khas
   -------------------------------------------------------------------------- */
.st {
	display: flex;
	flex-direction: column;
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 6px 22px 6px 22px;
	padding: 28px 24px 24px;
	transition: transform .2s, border-color .2s;
}

.st:hover {
	transform: translateY(-4px);
	border-color: var(--sl);
}

.st h3 {
	font-size: 21px;
	margin: 20px 0 10px;
}

.st p {
	font-size: 15.5px;
	color: var(--muted);
	margin: 0;
}

.st .ic {
	width: 52px;
	height: 52px;
	border-radius: 16px 16px 16px 4px;
	background: var(--sun);
	color: #17253D;
	display: grid;
	place-items: center;
}

.st .ic svg {
	width: 26px;
	height: 26px;
}

.st:nth-child(even) .ic {
	background: var(--sea);
	color: #fff;
}

/* Mockup buku 3D murni CSS. */
.mk {
	position: relative;
	aspect-ratio: 1 / 1;
	border-radius: 6px 22px 6px 22px;
	background: color-mix(in srgb, var(--a, #0F77BE) 20%, var(--card));
	display: grid;
	place-items: center;
	overflow: hidden;
}

.mk::after {
	content: "";
	position: absolute;
	bottom: 13%;
	left: 27%;
	width: 46%;
	height: 6%;
	background: rgba(0, 0, 0, .28);
	filter: blur(9px);
	border-radius: 50%;
}

.bm {
	position: relative;
	z-index: 1;
	width: 46%;
	aspect-ratio: 3 / 4.2;
	border-radius: 3px 9px 9px 3px;
	background: linear-gradient(135deg, var(--a, #0F77BE), var(--b, #17325C));
	box-shadow: 12px 14px 22px rgba(0, 0, 0, .3);
	transform: perspective(900px) rotateY(-24deg) rotate(-2deg);
	transition: transform .35s ease;
	overflow: hidden;
}

.bm::before {
	content: "";
	position: absolute;
	inset: 0 auto 0 0;
	width: 9%;
	background: linear-gradient(90deg, rgba(0, 0, 0, .32), rgba(255, 255, 255, .14));
}

.bm::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(circle at 70% 26%, rgba(255, 255, 255, .4) 0 17%, transparent 18%),
		radial-gradient(circle at 25% 85%, rgba(255, 255, 255, .18) 0 34%, transparent 35%),
		linear-gradient(0deg, var(--sun) 0 7%, transparent 7%);
}

.bk:hover .bm {
	transform: perspective(900px) rotateY(-12deg) rotate(0) scale(1.04);
}

/* Kartu buku. */
.bk h3 {
	font: 700 18px Figtree, sans-serif;
	margin: 20px 0 2px;
}

.bk p {
	margin: 0;
	font-size: 15px;
	color: var(--muted);
}

.bk .pr {
	font-weight: 700;
	font-size: 19px;
	margin-top: 8px;
	color: var(--fg);
}

/* Kartu artikel. */
.cd {
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 6px 20px 6px 20px;
	overflow: hidden;
	display: flex;
	flex-direction: column;
}

.th {
	position: relative;
	display: block;
	aspect-ratio: 16 / 9;
	background: linear-gradient(135deg, var(--a, #0F77BE), var(--b, #17325C));
	overflow: hidden;
}

.th img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.th i {
	position: absolute;
	right: 16px;
	bottom: -34px;
	font: normal 150px/1 "Young Serif", Georgia, serif;
	color: #fff;
	opacity: .28;
	pointer-events: none;
}

.bd {
	position: absolute;
	left: 14px;
	bottom: 14px;
	background: rgba(14, 22, 38, .78);
	color: #fff;
	font-size: 13px;
	font-weight: 700;
	padding: 4px 12px;
	border-radius: 999px;
	z-index: 1;
}

.cb {
	padding: 20px 22px 22px;
	display: flex;
	flex-direction: column;
	gap: 10px;
	flex: 1;
}

.cb h3 {
	font-size: 20px;
}

.cb h3 a:hover {
	color: var(--sl);
}

.ex {
	margin: 0;
	color: var(--muted);
	font-size: 15px;
	line-height: 1.6;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.au {
	display: flex;
	align-items: center;
	gap: 10px;
	font-size: 14px;
	margin-top: 4px;
}

.av {
	width: 30px;
	height: 30px;
	border-radius: 50%;
	background: var(--sun);
	color: #17253D;
	display: grid;
	place-items: center;
	font-weight: 700;
	font-size: 13px;
	flex: none;
}

.rm {
	font-weight: 700;
	font-size: 14px;
	color: var(--sl);
	margin-top: auto;
}

/* Blok join / CTA ganda. */
.join {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 24px;
}

.jb {
	border-radius: 6px 28px 6px 28px;
	padding: 40px 36px;
}

.jb h2 {
	font-size: 28px;
	max-width: none;
}

.jb p {
	margin: 12px 0 0;
}

.j1 {
	background: var(--sun);
	color: #17253D;
}

.j1 p {
	color: #3a3320;
}

.j1 .btn {
	background: #17325D;
	color: #fff;
	margin-top: 22px;
}

.j1 .btn:hover {
	background: #0F2548;
}

.j2 {
	background: var(--bg2);
}

/* Form newsletter. */
.nl {
	display: flex;
	gap: 10px;
	margin-top: 22px;
	flex-wrap: wrap;
}

.nl input[type="email"] {
	flex: 1;
	min-width: 180px;
	padding: 14px 18px;
	border-radius: 999px;
	border: 2px solid var(--line);
	background: var(--card);
	color: var(--fg);
	font: inherit;
}

.nl button {
	border: 0;
	cursor: pointer;
	background: var(--sea);
	color: #fff;
	font: 700 16px Figtree, sans-serif;
	padding: 14px 26px;
	border-radius: 999px;
}

.nl small.n {
	display: block;
	width: 100%;
	margin-top: 10px;
	font-size: 14px;
	color: var(--muted);
}

/* Form checkout KREDIA asli di dalam .co (tanpa panel produk). */
.co .co-real .kredia-checkout {
	max-width: none;
	margin: 0;
}

.co .co-real .kredia-checkout__form {
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 6px 28px 6px 28px;
	padding: 36px 34px;
	box-shadow: none;
}

.co .co-real .kredia-checkout__login-hint {
	color: var(--muted);
	margin-bottom: 18px;
}

.co .co-real .kredia-checkout__login-hint a {
	color: var(--sl);
}

.co .co-real .kredia-checkout__user-info {
	background: var(--bg2);
	border: 1px solid var(--line);
	border-radius: 12px;
	color: var(--fg);
}

.co .co-real .kredia-field label {
	font-weight: 600;
	font-size: 16px;
	color: var(--fg);
}

.co .co-real .kredia-field input:not([type=radio]):not([type=checkbox]):not([type=hidden]),
.co .co-real .kredia-field textarea,
.co .co-real .kredia-field select {
	width: 100%;
	padding: 15px 18px;
	border-radius: 12px;
	border: 2px solid var(--line);
	background: var(--bg);
	color: var(--fg);
	font: inherit;
	font-size: 16px;
	min-height: 52px;
	box-sizing: border-box;
}

.co .co-real .kredia-field input:focus,
.co .co-real .kredia-field textarea:focus,
.co .co-real .kredia-field select:focus {
	border-color: var(--sea);
	box-shadow: 0 0 0 3px rgba(15, 119, 190, 0.18);
}

.co .co-real .kredia-field p,
.co .co-real .kredia-field .description {
	color: var(--muted);
	font-size: 13px;
}

.co .co-real .kredia-coupon-wrap {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.co .co-real .kredia-coupon-wrap input {
	flex: 1;
	min-width: 160px;
}

.co .co-real .kredia-btn--secondary {
	padding: 0 20px;
	min-height: 52px;
	border-radius: 12px;
	border: 2px solid var(--line);
	background: transparent;
	color: var(--fg);
	font: 600 15px Figtree, sans-serif;
	cursor: pointer;
	white-space: nowrap;
}

.co .co-real .kredia-btn--primary {
	width: 100%;
	border: 0;
	cursor: pointer;
	font: 700 17px Figtree, sans-serif;
	padding: 18px;
	min-height: 56px;
	border-radius: 999px;
	background: var(--sun);
	color: #17253D;
	box-shadow: 0 4px 0 #D6930A;
	transition: transform .15s, box-shadow .15s;
}

.co .co-real .kredia-btn--primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 6px 0 #D6930A;
}

.co .co-real .kredia-payment-methods {
	display: grid;
	gap: 8px;
}

.co .co-real .kredia-payment-group-label {
	font-weight: 700;
	font-size: 14px;
	margin: 6px 0 2px;
	color: var(--fg);
}

.co .co-real .kredia-radio--indented {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	padding: 13px 16px;
	border: 2px solid var(--line);
	border-radius: 12px;
	background: var(--bg);
	color: var(--fg);
	font-size: 15px;
	cursor: pointer;
}

.co .co-real .kredia-radio--indented input {
	margin-top: 3px;
	accent-color: var(--sea);
}

.co .co-real .kredia-unique-note {
	background: var(--bg2);
	border: 1px solid var(--line);
	border-radius: 10px;
	padding: 10px 14px;
	font-size: 13px;
	color: var(--muted);
	margin-bottom: 12px;
}

.co .co-real #kredia-checkout-msg {
	margin-top: 12px;
	font-size: 14px;
}

/* Checklist. */
.chk {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.chk.two {
	grid-template-columns: repeat(2, 1fr);
}

.chk div {
	display: flex;
	gap: 12px;
	align-items: flex-start;
	padding: 16px 18px;
	border: 1px solid var(--line);
	border-radius: 6px 18px 6px 18px;
	background: var(--card);
	font-size: 15.5px;
}

.chk svg {
	width: 20px;
	height: 20px;
	flex: none;
	color: #2C8F8A;
	margin-top: 2px;
}

.chk.bad svg {
	color: #E0527F;
}

/* Blok before/after. */
.sw {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	gap: 16px;
	align-items: center;
	margin-top: 32px;
}

.sw div {
	padding: 20px 24px;
	border-radius: 6px 20px 6px 20px;
	font-weight: 600;
	font-size: 16px;
}

.sw .old {
	background: rgba(255, 255, 255, .08);
	border: 1px dashed rgba(255, 255, 255, .3);
	color: #C5D3E8;
	text-decoration: line-through;
}

.sw .new {
	background: var(--sun);
	color: #17253D;
}

.sw svg {
	width: 28px;
	color: var(--sun);
}

/* Bagian navy (founder / emosional). */
.fd {
	background: var(--navy);
	color: #fff;
}

.fd .lead,
.fd p {
	color: #C5D3E8;
}

.fd blockquote {
	font-family: "Young Serif", Georgia, serif;
	font-size: clamp(22px, 3vw, 30px);
	line-height: 1.4;
	margin: 0;
}

.sty blockquote {
	font-family: "Young Serif", Georgia, serif;
	font-size: clamp(26px, 3.3vw, 38px);
	line-height: 1.28;
	margin: 0;
}

/* Section alternate. */
.alt {
	background: var(--bg2);
}

.karya {
	background: var(--sunt);
}

/* Callout. */
.call {
	margin-top: 32px;
	padding: 26px 30px;
	border-left: 6px solid var(--sun);
	background: var(--card);
	border-radius: 6px 20px 20px 6px;
	font: 400 clamp(20px, 2.2vw, 26px)/1.4 "Young Serif", Georgia, serif;
}

/* Teks setelah heading. */
.after {
	color: var(--muted);
	max-width: 60ch;
	margin-top: 16px;
	font-size: 17px;
}

/* Flow langkah. */
.flow {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	align-items: center;
	margin-top: 36px;
}

.flow span {
	padding: 14px 22px;
	border-radius: 999px;
	background: var(--card);
	border: 1px solid var(--line);
	font-weight: 700;
	font-size: 15px;
}

.flow svg {
	width: 22px;
	color: var(--sl);
}

.flow span:nth-of-type(1) {
	background: var(--navy);
	color: #fff;
	border-color: var(--navy);
}

.flow span:nth-of-type(2) {
	background: var(--sea);
	color: #fff;
	border-color: var(--sea);
}

.flow span:nth-of-type(3) {
	background: var(--sun);
	color: #17253D;
	border-color: var(--sun);
}

/* Timeline vertikal. */
.tl {
	margin-top: 44px;
	max-width: 900px;
}

.ti {
	display: grid;
	grid-template-columns: 48px 1fr;
	gap: 26px;
	position: relative;
	padding-bottom: 36px;
}

.ti::before {
	content: "";
	position: absolute;
	left: 23px;
	top: 52px;
	bottom: 4px;
	width: 2px;
	background: var(--line);
}

.ti:last-child::before {
	display: none;
}

.ti h3 {
	font-size: 23px;
	margin: 6px 0 8px;
}

.ti p {
	margin: 0;
	color: var(--muted);
}

.nb {
	flex: none;
	width: 46px;
	height: 46px;
	border-radius: 50%;
	background: var(--sun);
	color: #17253D;
	display: grid;
	place-items: center;
	font: 400 20px "Young Serif", Georgia, serif;
}

/* Statistik angka. */
.stt {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
	margin-top: 36px;
}

.stt div {
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 6px 20px 6px 20px;
	padding: 24px;
	text-align: center;
}

.stt b {
	display: block;
	font: 400 46px/1 "Young Serif", Georgia, serif;
	color: var(--sl);
}

.stt span {
	display: block;
	margin-top: 8px;
	color: var(--muted);
	font-size: 14.5px;
}

/* Form biasa. */
.fld {
	display: grid;
	gap: 6px;
	margin-bottom: 18px;
}

.fld label {
	font-weight: 600;
	font-size: 15px;
}

.fld input:not([type="radio"]):not([type="checkbox"]),
.fld select,
.fld textarea {
	width: 100%;
	padding: 13px 16px;
	border-radius: 12px;
	border: 2px solid var(--line);
	background: var(--bg);
	color: var(--fg);
	font: inherit;
}

.hint {
	font-size: 13.5px;
	color: var(--muted);
}

.errm {
	background: #FFEDC2;
	color: #7A4F00;
	border-radius: 12px;
	padding: 12px 16px;
	font-weight: 700;
	font-size: 14.5px;
}

/* --------------------------------------------------------------------------
   Header + hamburger
   -------------------------------------------------------------------------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 40;
	background: var(--bg);
	border-bottom: 1px solid var(--line);
}

.nav {
	display: flex;
	align-items: center;
	gap: 28px;
	height: var(--header-h);
}

.logo {
	background: #fff;
	border-radius: 14px;
	padding: 6px 12px;
	display: inline-flex;
	align-items: center;
	flex: none;
}

.logo img,
img.custom-logo {
	height: 62px;
	width: auto;
	flex: none;
}

.logo .site-name {
	font: 400 22px "Young Serif", Georgia, serif;
	color: #17325C;
	padding: 8px 6px;
}

.main-nav {
	margin-left: auto;
	display: flex;
	align-items: center;
	gap: 28px;
}

.main-nav > ul {
	display: flex;
	align-items: center;
	gap: 30px;
	list-style: none;
	margin: 0;
	padding: 0;
	font-weight: 600;
	font-size: 15px;
}

.main-nav li {
	position: relative;
}

/* Jembatan hover: menutup celah antara item dan panel dropdown. */
.main-nav li:has(> ul)::before {
	content: "";
	position: absolute;
	top: 100%;
	left: 0;
	right: 0;
	height: 10px;
}

/* Panel dropdown submenu. */
.main-nav li > ul {
	position: absolute;
	top: 100%;
	left: 0;
	z-index: 70;
	display: block;
	min-width: 240px;
	margin: 8px 0 0;
	padding: 8px;
	list-style: none;
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 14px;
	box-shadow: 0 18px 40px rgba(14, 22, 38, .16);
	font-size: 15px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(8px);
	transition: opacity .16s ease, transform .16s ease, visibility .16s;
}

.main-nav li:hover > ul,
.main-nav li:focus-within > ul {
	opacity: 1;
	visibility: visible;
	transform: none;
}

.main-nav li > ul a {
	display: block;
	padding: 11px 14px;
	border-radius: 10px;
	white-space: nowrap;
	color: var(--fg);
}

.main-nav li > ul a:hover {
	background: var(--bg2);
	color: var(--fg);
}

/* Penanda anak: panah kecil di label induk. */
.main-nav li:has(> ul) > a::after {
	content: "";
	display: inline-block;
	width: 7px;
	height: 7px;
	margin-left: 8px;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg) translateY(-3px);
	opacity: .6;
	transition: transform .16s ease;
}

.main-nav li:has(> ul):hover > a::after,
.main-nav li:has(> ul):focus-within > a::after {
	transform: rotate(225deg) translateY(-1px);
}

.main-nav a:hover {
	color: var(--sl);
}

.main-nav .current-menu-item > a,
.main-nav a[aria-current="page"] {
	border-bottom: 3px solid var(--sun);
	padding: 4px 0;
}

.main-nav .btn {
	padding: 10px 20px;
	font-size: 15px;
}

/* Tombol hamburger — hanya tampil di mobile. */
.menu-toggle {
	display: none;
	margin-left: auto;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border: 2px solid var(--line);
	border-radius: 14px;
	background: var(--card);
	color: var(--fg);
	cursor: pointer;
	padding: 0;
}

.menu-toggle svg {
	width: 24px;
	height: 24px;
}

.menu-toggle .icon-close {
	display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
	display: block;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
	display: none;
}

.mobile-panel {
	display: none;
	border-top: 1px solid var(--line);
	background: var(--bg);
	padding: 12px 5% 24px;
}

.mobile-panel.is-open {
	display: block;
}

.mobile-panel ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 4px;
}

.mobile-panel a {
	display: block;
	padding: 14px 12px;
	font-weight: 600;
	font-size: 16px;
	border-radius: 12px;
	min-height: 48px;
}

.mobile-panel a:hover {
	background: var(--bg2);
}

.mobile-panel .btn {
	display: block;
	margin-top: 12px;
	width: 100%;
}

/* Submenu accordion (panel mobile). */
.mobile-panel li {
	position: relative;
}

.mobile-panel li.has-sub > a {
	padding-right: 56px;
}

.mobile-panel .sub-toggle {
	position: absolute;
	right: 6px;
	top: 6px;
	width: 44px;
	height: 44px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	border: 0;
	border-radius: 10px;
	background: transparent;
	color: var(--fg);
	cursor: pointer;
}

.mobile-panel .sub-toggle:hover {
	background: var(--bg2);
}

.mobile-panel .sub-toggle svg {
	transition: transform .2s ease;
}

.mobile-panel .sub-toggle[aria-expanded="true"] svg {
	transform: rotate(180deg);
}

.mobile-panel .sub {
	display: grid;
	gap: 4px;
	margin: 2px 0 4px 14px;
	padding: 0 0 0 14px;
	border-left: 2px solid var(--line);
}

.mobile-panel .sub[hidden] {
	display: none;
}

.mobile-panel .sub a {
	padding: 12px;
	min-height: 44px;
	font-size: 15px;
}

@media (max-width: 900px) {
	.main-nav {
		display: none;
	}

	.menu-toggle {
		display: inline-flex;
	}

	.logo img {
		height: 52px;
	}
}

@media (max-width: 520px) {
	.logo img {
		height: 44px;
	}

	.w {
		width: calc(100% - 32px);
	}

	section {
		padding: 64px 0;
	}
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
	background: var(--footer-bg);
	color: var(--footer-fg);
	font-size: 15px;
	position: relative;
}

.site-footer::before {
	content: "";
	display: block;
	height: 6px;
	background: linear-gradient(90deg, var(--sun) 0 50%, var(--sea) 50%);
}

.fx {
	display: grid;
	grid-template-columns: 1.6fr 1fr 1fr 1fr;
	gap: 40px;
	padding: 56px 0 40px;
}

.fx h4 {
	font: 400 18px "Young Serif", Georgia, serif;
	color: #fff;
	margin: 0 0 16px;
}

.fx ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 10px;
}

.fx a:hover {
	color: var(--sun);
}

.fx .logo {
	background: #fff;
}

.fx .logo img {
	height: 56px;
}

.fb p {
	margin: 16px 0 18px;
	max-width: 36ch;
}

.so {
	display: flex;
	gap: 10px;
}

.so a {
	width: 42px;
	height: 42px;
	border-radius: 50%;
	border: 1.5px solid rgba(255, 255, 255, .3);
	display: grid;
	place-items: center;
	color: #fff;
	transition: background .15s, color .15s;
}

.so a:hover {
	background: var(--sun);
	color: #17253D;
	border-color: var(--sun);
}

.so svg {
	width: 18px;
	height: 18px;
}

.fbar {
	border-top: 1px solid rgba(255, 255, 255, .14);
	padding: 18px 0;
	display: flex;
	justify-content: space-between;
	gap: 16px;
	flex-wrap: wrap;
	font-size: 14px;
	color: var(--footer-dim);
}

@media (max-width: 900px) {
	.join {
		grid-template-columns: 1fr;
	}

	.fx {
		grid-template-columns: 1fr 1fr;
	}

	.fb {
		grid-column: span 2;
	}
}

@media (max-width: 520px) {
	.fx {
		grid-template-columns: 1fr;
	}

	.fb {
		grid-column: auto;
	}

	.fbar {
		flex-direction: column;
	}
}

/* --------------------------------------------------------------------------
   Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
		scroll-behavior: auto !important;
	}
}

/* --------------------------------------------------------------------------
   Empty state
   -------------------------------------------------------------------------- */
.none {
	grid-column: 1 / -1;
	text-align: center;
	padding: 56px 20px;
	color: var(--muted);
}