/* ==========================================================================
   Iquattro — Base
   ========================================================================== */

:root {
	/* Fallbacks caso o PHP não injete (segurança) */
	--iq-color-primary: #202945;
	--iq-color-secondary: #324875;
	--iq-color-text: #63656C;
	--iq-color-accent: #FF5100;
	--iq-color-neutral-50: #EDEDED;
	--iq-color-neutral-60: #E9E9E9;
	--iq-color-neutral-70: #DEDEDE;
	--iq-color-neutral-80: #B2B2B2;
	--iq-color-info: #1BB7DB;
	--iq-color-success: #27C170;
	--iq-color-link: #0069FF;
	--iq-color-warning: #FF820F;
	--iq-color-danger: #ED2A7B;

	--iq-font-family-base: "Inter Tight", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	--iq-font-size-base: 18px;
	--iq-line-height-base: 1.55;

	--iq-container-max: 1440px;
	--iq-container-pad: 24px;

	--iq-radius-sm: 6px;
	--iq-radius-md: 12px;
	--iq-radius-lg: 20px;

	--iq-space-1: 8px;
	--iq-space-2: 16px;
	--iq-space-3: 24px;
	--iq-space-4: 32px;
	--iq-space-5: 48px;
	--iq-space-6: 64px;
	--iq-space-7: 96px;

	--iq-transition: 180ms ease;
}

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
}

body {
	margin: 0;
	background-color: #fff;
	color: var(--iq-color-text);
	font-family: var(--iq-font-family-base);
	font-size: var(--iq-font-size-base);
	font-weight: 400;
	line-height: var(--iq-line-height-base);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
	color: var(--iq-color-primary);
	font-family: var(--iq-font-family-base);
	line-height: 1.2;
	margin: 0 0 var(--iq-space-2);
	font-weight: 600;
	letter-spacing: 0;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
h4 { font-size: 1.2rem; }

p { margin: 0 0 var(--iq-space-2); }

a {
	color: var(--iq-color-link);
	text-decoration: none;
	transition: color var(--iq-transition);
}
a:hover { color: var(--iq-color-accent); }

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

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

button {
	cursor: pointer;
	background: none;
	border: 0;
	padding: 0;
}

code, pre {
	font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	font-size: 0.95em;
}

/* Container */
.iq-container {
	width: 100%;
	max-width: var(--iq-container-max);
	margin-inline: auto;
	padding-inline: var(--iq-container-pad);
}

/* Acessibilidade */
.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;
}

.skip-link:focus {
	position: fixed;
	top: 8px; left: 8px;
	z-index: 9999;
	background: var(--iq-color-primary);
	color: #fff;
	padding: 12px 16px;
	border-radius: var(--iq-radius-sm);
	clip: auto;
	width: auto; height: auto;
}

/* Grid utilitário */
.iq-grid {
	display: grid;
	gap: var(--iq-space-3);
}
.iq-grid--posts {
	grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.search-bar path {
	fill: var(--iq-color-accent, #FF5100) ;
}

/* Main */
.iq-main {
	display: block;
	min-height: 50vh;
}

/* Cards */
.iq-card {
	background: #fff;
	border: 1px solid var(--iq-color-neutral-70);
	border-radius: var(--iq-radius-md);
	overflow: hidden;
	transition: transform var(--iq-transition), box-shadow var(--iq-transition);
}
.iq-card:hover {
	transform: translateY(-2px);
	box-shadow: 0 8px 24px rgba(32, 41, 69, 0.08);
}
.iq-card__thumb img { width: 100%; }
.iq-card__body { padding: var(--iq-space-3); }
.iq-card__title {
	font-size: 1.25rem;
	margin: 0 0 var(--iq-space-1);
}
.iq-card__title a { color: var(--iq-color-primary); }
.iq-card__title a:hover { color: var(--iq-color-accent); }
.iq-card__excerpt { color: var(--iq-color-text); font-size: 0.95rem; }
.iq-card__more {
	display: inline-block;
	margin-top: var(--iq-space-2);
	color: var(--iq-color-accent);
	font-weight: 500;
}

/* Archive */
.iq-archive { padding-block: var(--iq-space-5); }
.iq-archive__header { margin-bottom: var(--iq-space-4); }
.iq-archive__title { margin: 0; }

/* Empty state */
.iq-empty {
	text-align: center;
	padding: var(--iq-space-6) var(--iq-space-3);
}

/* Paginação */
.pagination,
.nav-links {
	display: flex;
	gap: var(--iq-space-1);
	justify-content: center;
	margin-top: var(--iq-space-5);
	flex-wrap: wrap;
}
.page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px; height: 40px;
	padding: 0 12px;
	border: 1px solid var(--iq-color-neutral-70);
	border-radius: var(--iq-radius-sm);
	color: var(--iq-color-primary);
	transition: all var(--iq-transition);
}
.page-numbers:hover,
.page-numbers.current {
	background: var(--iq-color-primary);
	color: #fff;
	border-color: var(--iq-color-primary);
}