/* ==========================================================================
   base.css — layout, tipografi utiliti, butang, badge, brand, chrome.
   Reset/keyframes/anim-helper/focus/sr-only sudah dalam tokens.css.
   Semua warna guna var(--kn-*). Tiada hex terus.
   ========================================================================== */

/* ---------- Layout containers ---------- */
.kn-main { display: block; }

.kn-wrap { width: 100%; margin-inline: auto; padding-inline: var(--kn-gutter); }
.kn-wrap--marketing { max-width: var(--kn-max-marketing); }
.kn-wrap--portal    { max-width: var(--kn-max-portal); }
.kn-wrap--content   { max-width: var(--kn-max-content); }
.kn-wrap--sales     { max-width: var(--kn-max-sales); }
.kn-wrap--checkout  { max-width: var(--kn-max-checkout); }
.kn-wrap--upgrade   { max-width: var(--kn-max-upgrade); }
.kn-wrap--profil    { max-width: var(--kn-max-profil); }
.kn-wrap--prose     { max-width: var(--kn-max-prose); }
.kn-wrap--bantuan   { max-width: var(--kn-max-bantuan); }
.kn-wrap--cta       { max-width: var(--kn-max-cta); }
.kn-wrap--berjaya   { max-width: var(--kn-max-berjaya); }
.kn-wrap--form      { max-width: var(--kn-max-form); }
.kn-wrap--daftar    { max-width: var(--kn-max-daftar); }
.kn-wrap--sahkan    { max-width: var(--kn-max-sahkan); }
.kn-wrap--login     { max-width: var(--kn-max-login); }
.kn-wrap--gagal     { max-width: var(--kn-max-gagal); }

.kn-section { padding: var(--kn-pad-section); }
.kn-section--lg { padding: var(--kn-pad-section-lg); }
.kn-section__head { text-align: center; margin: 0 auto 40px; max-width: 640px; }
.kn-section__head h2 { font-size: var(--kn-fs-h2); font-weight: 800; }
.kn-section__head p { color: var(--kn-body); font-size: var(--kn-fs-body-lg); margin-top: 12px; }

/* ---------- Brand ---------- */
.kn-brand { display: flex; align-items: center; gap: 11px; cursor: pointer; }
.kn-brand--center { justify-content: center; }
.kn-brand--footer { margin-bottom: 14px; }
.kn-brand__logo { width: 40px; height: 40px; border-radius: var(--kn-r-input); object-fit: contain; background: var(--kn-on-dark); flex: none; }
.kn-brand__logo--sm { width: 34px; height: 34px; border-radius: var(--kn-r-sm); }
.kn-brand__name { font-family: var(--kn-font-head); font-weight: 800; font-size: 18px; color: var(--kn-on-dark); }
.kn-brand__name--dark { color: var(--kn-ink); font-size: 19px; }

/* ---------- Buttons ---------- */
.kn-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	font-family: var(--kn-font-head); font-weight: 800; font-size: 16px;
	border: none; border-radius: var(--kn-r-btn); padding: 15px 24px;
	cursor: pointer; text-align: center; white-space: nowrap;
	min-height: 44px; transition: transform var(--kn-t-fast), box-shadow var(--kn-t-base), background var(--kn-t-base);
}
.kn-btn--block { width: 100%; }
.kn-btn--sm { padding: 11px 20px; font-size: var(--kn-fs-body-sm); font-weight: 700; }
.kn-btn--lg { padding: 16px 32px; font-size: clamp(16px, 2vw, 19px); border-radius: var(--kn-r-btn-lg); }

.kn-btn--cta { background: var(--kn-grad-cta); color: var(--kn-on-dark); box-shadow: var(--kn-sh-cta); }
.kn-btn--cta.kn-btn--sm { box-shadow: var(--kn-sh-cta-xs); }
.kn-btn--cta:hover { color: var(--kn-on-dark); box-shadow: var(--kn-sh-cta); transform: translateY(-1px); }

.kn-btn--gold { background: var(--kn-grad-gold); color: var(--kn-gold-ink); box-shadow: var(--kn-sh-gold); }
.kn-btn--gold:hover { color: var(--kn-gold-ink); transform: translateY(-1px); }

.kn-btn--secondary { background: var(--kn-on-dark); border: 1.5px solid var(--kn-border); color: var(--kn-ink-2); }
.kn-btn--secondary:hover { color: var(--kn-ink-2); border-color: var(--kn-blue-600); }

.kn-btn--muted { background: var(--kn-border-3); color: var(--kn-ink-2); font-weight: 700; }
.kn-btn--muted:hover { color: var(--kn-ink-2); }

.kn-btn--ghost { background: var(--kn-surf-dark-10); color: var(--kn-on-dark); border: 1px solid var(--kn-bd-dark-25); font-weight: 700; }
.kn-btn--ghost:hover { color: var(--kn-on-dark); background: var(--kn-surf-dark-14); }

.kn-btn--whatsapp { background: var(--kn-whatsapp); color: var(--kn-on-dark); }
.kn-btn--whatsapp:hover { color: var(--kn-on-dark); }

.kn-btn:disabled, .kn-btn--disabled { background: var(--kn-disabled); color: var(--kn-on-dark); box-shadow: none; cursor: not-allowed; }

/* ---------- Badges & pills ---------- */
.kn-badge {
	display: inline-flex; align-items: center; gap: 7px;
	font-family: var(--kn-font-head); font-weight: 800; font-size: var(--kn-fs-micro);
	padding: 5px 13px; border-radius: var(--kn-r-pill); white-space: nowrap;
}
.kn-badge--sm { font-size: 11px; padding: 4px 9px; letter-spacing: .03em; }
.kn-badge--free { background: var(--kn-green-bg); color: var(--kn-green-ink); }
.kn-badge--premium { background: var(--kn-grad-gold); color: var(--kn-gold-ink); }
.kn-badge--percuma { background: var(--kn-grad-gold); color: var(--kn-gold-ink); letter-spacing: var(--kn-ls-badge); font-size: var(--kn-fs-caption-sm); padding: 5px 13px; }
.kn-badge--locked { background: var(--kn-red-bg); color: var(--kn-red-ink); }
.kn-badge--dur { background: var(--kn-lock-modal); color: var(--kn-on-dark); font-family: var(--kn-font-body); font-weight: 700; font-size: var(--kn-fs-caption-sm); padding: 5px 11px; border-radius: var(--kn-r-pill); }
.kn-eyebrow {
	display: inline-flex; align-items: center; gap: 8px;
	background: var(--kn-badge-cream); color: var(--kn-gold-amber);
	font-family: var(--kn-font-head); font-weight: 800; font-size: var(--kn-fs-caption);
	padding: 7px 15px; border-radius: var(--kn-r-pill-lg); letter-spacing: var(--kn-ls-badge);
}
.kn-eyebrow--dark { background: var(--kn-gold-a16); color: var(--kn-gold-text); letter-spacing: var(--kn-ls-eyebrow); font-weight: 700; }
.kn-eyebrow__diamond { width: 8px; height: 8px; background: var(--kn-gold); transform: rotate(45deg); display: inline-block; }

/* ---------- Headers (shared sticky) ---------- */
.kn-header { position: sticky; top: 0; z-index: var(--kn-z-header); }
.kn-header--site { background: var(--kn-header-site-bg); -webkit-backdrop-filter: var(--kn-header-site-blur); backdrop-filter: var(--kn-header-site-blur); border-bottom: 1px solid var(--kn-header-site-bd); }
.kn-header--portal { background: var(--kn-header-portal-bg); -webkit-backdrop-filter: var(--kn-header-portal-blur); backdrop-filter: var(--kn-header-portal-blur); border-bottom: 1px solid var(--kn-bd-dark-08); }
.kn-header--minimal { background: var(--kn-navy-900); padding: 16px 20px; text-align: center; }

.kn-header__inner { max-width: var(--kn-max-marketing); margin: 0 auto; padding: 13px 20px; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.kn-header__inner--portal { max-width: var(--kn-max-portal); justify-content: flex-start; gap: 20px; }
.kn-header__actions { display: flex; align-items: center; gap: 16px; }
.kn-header__link { color: var(--kn-ink-3); font-weight: 700; font-size: var(--kn-fs-body-sm); }
.kn-header__link:hover { color: var(--kn-cta); }
.kn-header__portal-actions { flex: none; display: flex; align-items: center; gap: 13px; margin-left: auto; }

/* Portal nav (desktop) */
.kn-portalnav { flex: 1; display: flex; gap: 24px; white-space: nowrap; }
.kn-portalnav__link { color: var(--kn-on-dark-4); font-weight: 700; font-size: var(--kn-fs-body-sm); }
.kn-portalnav__link:hover, .kn-portalnav__link.is-active { color: var(--kn-on-dark); }

.kn-avatar-link { display: flex; align-items: center; gap: 8px; }
.kn-avatar { width: 38px; height: 38px; border-radius: var(--kn-r-full); background: var(--kn-grad-avatar); display: grid; place-items: center; color: var(--kn-on-dark); font-family: var(--kn-font-head); font-weight: 800; font-size: 15px; flex: none; }

/* ---------- Footer ---------- */
.kn-footer { background: var(--kn-navy-800); color: var(--kn-footer-text); padding: clamp(40px, 6vw, 60px) 20px 30px; }
.kn-footer__inner { max-width: var(--kn-max-marketing); margin: 0 auto; }
.kn-footer__top { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; }
.kn-footer__brand-col { flex: 1 1 300px; min-width: 240px; }
.kn-footer__desc { font-size: var(--kn-fs-caption); line-height: var(--kn-lh-body); max-width: 300px; color: var(--kn-on-dark-7); }
.kn-footer__reg { font-size: 12px; margin-top: 14px; color: var(--kn-on-dark-8); }
.kn-footer__cols { display: flex; gap: 40px; flex-wrap: wrap; }
.kn-footer__col { min-width: 140px; }
.kn-footer__heading { font-family: var(--kn-font-head); font-weight: 700; color: var(--kn-on-dark); font-size: 15px; margin-bottom: 14px; }
.kn-footer__links { display: flex; flex-direction: column; gap: 10px; font-size: var(--kn-fs-caption); }
.kn-footer__links a { color: var(--kn-footer-text); }
.kn-footer__links a:hover { color: var(--kn-on-dark); }
.kn-footer__addr { color: var(--kn-footer-text); line-height: var(--kn-lh-tight); max-width: 180px; }
.kn-footer__bottom { border-top: 1px solid var(--kn-bd-dark-08); margin-top: 32px; padding-top: 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; justify-content: space-between; font-size: 12px; color: var(--kn-on-dark-8); }
.kn-footer__social { display: flex; gap: 10px; }
.kn-footer__social a { width: 34px; height: 34px; border-radius: var(--kn-r-md); background: var(--kn-surf-dark-08); display: grid; place-items: center; color: var(--kn-on-dark-3); }

/* ---------- Bottom nav (mobile) ---------- */
.kn-bottomnav { display: none; }
@media (max-width: 819.98px) {
	.kn-bottomnav {
		position: fixed; left: 0; right: 0; bottom: 0; z-index: var(--kn-z-nav);
		background: var(--kn-bottomnav-bg); -webkit-backdrop-filter: var(--kn-bottomnav-blur); backdrop-filter: var(--kn-bottomnav-blur);
		border-top: 1px solid var(--kn-bd-dark-10); display: flex;
		padding: 8px 6px calc(8px + env(safe-area-inset-bottom));
	}
	.kn-portalnav { display: none; }
	.kn-main { padding-bottom: 74px; }
}
.kn-bottomnav__item { flex: 1; text-align: center; color: var(--kn-on-dark-6); display: block; padding: 4px 0; }
.kn-bottomnav__item.is-active { color: var(--kn-gold); }
.kn-bottomnav__label { display: block; font-size: var(--kn-fs-micro); font-weight: 700; margin-top: 4px; }
.kn-bottomnav__ico { width: 22px; height: 22px; margin: 0 auto; display: block; }
.kn-bottomnav__ico--home { border: 2px solid currentColor; border-radius: 6px; }
.kn-bottomnav__ico--user { border: 2px solid currentColor; border-radius: var(--kn-r-full); }
.kn-bottomnav__ico--grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.kn-bottomnav__ico--grid span { background: currentColor; border-radius: 2px; }

/* ---------- Generic helpers ---------- */
.kn-text-center { text-align: center; }
.kn-mt-sm { margin-top: 12px; }
.kn-hidden { display: none !important; }