/* ==========================================================================
   Kuća Knjige 2.0 — base.css
   Dizajn tokeni, reset, tipografija, forme, pristupačnost.
   ========================================================================== */

:root {
	/* Paleta (srodna hajrudinahmetovic.com, ali prodavnica ima svoj karakter) */
	--kk-navy: #14233d;
	--kk-navy-deep: #0d182c;
	--kk-green: #1f4a3c;
	--kk-green-deep: #143328;
	--kk-gold: #b8914f;
	--kk-gold-muted: #cdb485;
	--kk-gold-ink: #86632a;      /* zlatna za tekst na svijetloj podlozi (AA kontrast) */
	--kk-sand: #efe7d6;
	--kk-sand-soft: #f5efe3;
	--kk-cream: #faf7f1;
	--kk-white: #ffffff;
	--kk-text: #1c2027;
	--kk-muted: #5b616b;
	--kk-border: #e4dccb;
	--kk-border-strong: #cbbd9f;
	--kk-on-dark: #f5f0e6;
	--kk-on-dark-muted: #c2cad6;
	--kk-success: #2f6b43;
	--kk-success-bg: #e8f2ea;
	--kk-warning: #8a5a12;
	--kk-warning-bg: #fbf1dc;
	--kk-danger: #9b2c2c;
	--kk-danger-bg: #f9e7e5;
	--kk-info-bg: #eaf0f7;
	--kk-focus: #2f6fd6;

	/* Tipografija */
	--kk-font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
	--kk-font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

	--kk-fs-xs: 0.8125rem;
	--kk-fs-sm: 0.9375rem;
	--kk-fs-base: 1rem;
	--kk-fs-lg: 1.125rem;
	--kk-fs-h4: 1.125rem;
	--kk-fs-h3: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
	--kk-fs-h2: clamp(1.625rem, 1.3rem + 1.3vw, 2.375rem);
	--kk-fs-h1: clamp(2rem, 1.5rem + 2.2vw, 3.25rem);
	--kk-fs-display: clamp(2.25rem, 1.6rem + 3vw, 4rem);

	/* Layout */
	--kk-container: 1320px;
	--kk-container-narrow: 980px;
	--kk-reading: 740px;
	--kk-gutter: clamp(16px, 4vw, 40px);

	/* Razmaci */
	--kk-space-1: 4px;
	--kk-space-2: 8px;
	--kk-space-3: 12px;
	--kk-space-4: 16px;
	--kk-space-5: 24px;
	--kk-space-6: 32px;
	--kk-space-7: 48px;
	--kk-space-8: 64px;
	--kk-section: clamp(48px, 3.5rem + 2.5vw, 96px);
	--kk-gap: clamp(16px, 0.75rem + 1vw, 28px);

	/* Oblik */
	--kk-radius-sm: 6px;
	--kk-radius: 12px;
	--kk-radius-lg: 20px;
	--kk-radius-pill: 999px;

	/* Sjene */
	--kk-shadow-sm: 0 1px 2px rgba(20, 35, 61, 0.07);
	--kk-shadow: 0 10px 30px -14px rgba(20, 35, 61, 0.28);
	--kk-shadow-lg: 0 26px 60px -28px rgba(13, 24, 44, 0.45);

	/* Pokret */
	--kk-ease: cubic-bezier(0.2, 0.7, 0.2, 1);
	--kk-dur: 0.2s;
	--kk-dur-slow: 0.45s;

	--kk-header-h: 72px;
	--kk-pattern: url("../images/pattern.svg");
}

/* ---------- Reset ---------- */

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

html {
	-webkit-text-size-adjust: 100%;
	text-size-adjust: 100%;
	scroll-padding-top: calc(var(--kk-header-h) + 16px);
}

body {
	margin: 0;
	background: var(--kk-cream);
	color: var(--kk-text);
	font-family: var(--kk-font-sans);
	font-size: var(--kk-fs-base);
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
	overflow-wrap: break-word;
}

body.kk-lock-scroll {
	overflow: hidden;
}
/* ---------- Scrollbar ---------- */

/* Chrome, Edge, Safari, Opera */
::-webkit-scrollbar {
	width: 12px;
	height: 12px;
}

::-webkit-scrollbar-track {
	background: var(--kk-sand);
}

::-webkit-scrollbar-thumb {
	border: 3px solid var(--kk-sand);
	border-radius: 999px;
	background: var(--kk-navy);
}

::-webkit-scrollbar-thumb:hover {
	background: var(--kk-navy-deep);
}

::-webkit-scrollbar-corner {
	background: var(--kk-sand);
}

/* Firefox (u Chromeu bi scrollbar-color poništio zaobljeni stil iznad) */
@supports not selector(::-webkit-scrollbar) {
	html {
		scrollbar-color: var(--kk-navy) var(--kk-sand);
	}
}
img,
svg,
video {
	max-width: 100%;
	height: auto;
}

img {
	display: block;
}

svg {
	flex-shrink: 0;
}

a {
	color: var(--kk-green);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.18em;
	transition: color var(--kk-dur) var(--kk-ease);
}

a:hover {
	color: var(--kk-navy);
}

button,
input,
select,
textarea {
	font: inherit;
	color: inherit;
}

button {
	cursor: pointer;
}

hr {
	border: 0;
	border-top: 1px solid var(--kk-border);
	margin: var(--kk-space-6) 0;
}

table {
	border-collapse: collapse;
	width: 100%;
}

/* ---------- Tipografija ---------- */

h1,
h2,
h3,
h4,
h5,
h6 {
	margin: 0 0 0.5em;
	color: var(--kk-navy);
	font-family: var(--kk-font-serif);
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: -0.01em;
}

h1 { font-size: var(--kk-fs-h1); }
h2 { font-size: var(--kk-fs-h2); }
h3 { font-size: var(--kk-fs-h3); }
h4 { font-size: var(--kk-fs-h4); font-family: var(--kk-font-sans); letter-spacing: 0; }
h5,
h6 { font-size: var(--kk-fs-base); font-family: var(--kk-font-sans); letter-spacing: 0; }

p {
	margin: 0 0 1em;
}

small {
	font-size: var(--kk-fs-xs);
}

.kk-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	margin: 0 0 var(--kk-space-3);
	color: var(--kk-gold-ink);
	font-family: var(--kk-font-sans);
	font-size: var(--kk-fs-xs);
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.kk-eyebrow::before {
	content: "";
	width: 26px;
	height: 1px;
	background: currentColor;
	opacity: 0.8;
}

.kk-lead {
	color: var(--kk-muted);
	font-size: var(--kk-fs-lg);
	line-height: 1.6;
}

/* ---------- Sadržaj (editor) ---------- */

.kk-prose {
	max-width: var(--kk-reading);
	font-size: 1.0625rem;
	line-height: 1.75;
}

.kk-prose > * + * {
	margin-top: 1em;
}

.kk-prose h2,
.kk-prose h3 {
	margin-top: 1.6em;
}

.kk-prose ul,
.kk-prose ol {
	padding-left: 1.3em;
}

.kk-prose li + li {
	margin-top: 0.35em;
}

.kk-prose blockquote {
	margin: 1.5em 0;
	padding: 0.4em 0 0.4em 1.2em;
	border-left: 3px solid var(--kk-gold);
	color: var(--kk-navy);
	font-family: var(--kk-font-serif);
	font-size: 1.2rem;
	font-style: italic;
}

.kk-prose img,
.kk-prose figure {
	height: auto;
	border-radius: var(--kk-radius);
}

.kk-prose figure {
	margin: 1.5em 0;
}

.kk-prose figcaption {
	margin-top: 8px;
	color: var(--kk-muted);
	font-size: var(--kk-fs-sm);
}

.kk-prose table {
	font-size: var(--kk-fs-sm);
}

.kk-prose th,
.kk-prose td {
	padding: 10px 12px;
	border-bottom: 1px solid var(--kk-border);
	text-align: left;
}

.alignleft {
	float: left;
	margin: 0 1.5em 1em 0;
}

.alignright {
	float: right;
	margin: 0 0 1em 1.5em;
}

.aligncenter {
	margin-left: auto;
	margin-right: auto;
}

.wp-caption-text {
	color: var(--kk-muted);
	font-size: var(--kk-fs-sm);
}

/* ---------- Forme ---------- */

.kk-field {
	display: grid;
	align-content: start;
	gap: 6px;
	margin-bottom: var(--kk-space-4);
}

.kk-field label,
.kk-label {
	color: var(--kk-navy);
	font-size: var(--kk-fs-sm);
	font-weight: 600;
}

.kk-field .kk-required,
.kk-required {
	color: var(--kk-danger);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="search"],
input[type="number"],
input[type="url"],
input[type="password"],
input[type="date"],
select,
textarea {
	width: 100%;
	min-height: 46px;
	padding: 10px 14px;
	border: 1px solid var(--kk-border-strong);
	border-radius: var(--kk-radius-sm);
	background: var(--kk-white);
	color: var(--kk-text);
	line-height: 1.4;
	transition: border-color var(--kk-dur) var(--kk-ease), box-shadow var(--kk-dur) var(--kk-ease);
}

textarea {
	min-height: 110px;
	resize: vertical;
}

select {
	appearance: none;
	padding-right: 40px;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%2314233d' stroke-width='1.6' d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 14px center;
}

input:hover,
select:hover,
textarea:hover {
	border-color: var(--kk-navy);
}

input:focus,
select:focus,
textarea:focus {
	outline: none;
	border-color: var(--kk-navy);
	box-shadow: 0 0 0 3px rgba(47, 111, 214, 0.25);
}

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
	border-color: var(--kk-danger);
	background: #fffafa;
}

input[type="checkbox"],
input[type="radio"] {
	width: 18px;
	height: 18px;
	margin: 0;
	accent-color: var(--kk-green);
}

.kk-field-error {
	color: var(--kk-danger);
	font-size: var(--kk-fs-sm);
	font-weight: 500;
}

.kk-hint {
	color: var(--kk-muted);
	font-size: var(--kk-fs-xs);
}

::placeholder {
	color: #8a8f98;
	opacity: 1;
}

/* ---------- Pristupačnost ---------- */

.screen-reader-text,
.kk-sr-only {
	position: absolute !important; /* standard WP pattern; mora nadjačati sve */
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.screen-reader-text:focus {
	position: fixed !important;
	top: 12px;
	left: 12px;
	z-index: 100000;
	width: auto;
	height: auto;
	padding: 12px 18px;
	margin: 0;
	clip: auto;
	border-radius: var(--kk-radius-sm);
	background: var(--kk-white);
	color: var(--kk-navy);
	font-weight: 600;
	box-shadow: var(--kk-shadow);
	white-space: normal;
}

:focus-visible {
	outline: 3px solid var(--kk-focus);
	outline-offset: 2px;
}

.kk-on-dark :focus-visible {
	outline-color: var(--kk-gold-muted);
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important; /* korisnička preferencija ima prednost */
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}