/*
Theme Name: AVI Biblioteca
Theme URI: https://universitatea.ro/
Author: AVI Project
Description: Temă WordPress dedicată Bibliotecii virtuale AVI – resurse pentru sustenabilitate, antreprenoriat și inovare.
Version: 0.1.1
Text Domain: avi-theme
*/

:root {
    --avi-blue: #10366f;
    --avi-blue-2: #184a92;
    --avi-teal: #27a9a6;
    --avi-yellow: #e8b82d;
    --avi-ink: #142033;
    --avi-muted: #657083;
    --avi-line: #e4e9f1;
    --avi-soft: #f4f7fb;
    --avi-white: #ffffff;
    --avi-radius: 20px;
    --avi-shadow: 0 18px 50px rgba(16, 54, 111, .09);
    --avi-wrap: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--avi-ink);
    background: #fff;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--avi-blue); }
a:hover { color: var(--avi-blue-2); }
button, input, select, textarea { font: inherit; }

.avi-wrap {
    width: min(var(--avi-wrap), calc(100% - 44px));
    margin-inline: auto;
}

/* Header */
.avi-site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.94);
    border-bottom: 1px solid rgba(228,233,241,.9);
    backdrop-filter: blur(14px);
}
.admin-bar .avi-site-header { top: 32px; }
.avi-header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 26px;
}
.avi-brand { margin-right: auto; min-width: 0; }
.avi-brand a { text-decoration: none; color: inherit; }
.avi-brand .custom-logo-link { display: inline-flex; align-items: center; }
.avi-brand .custom-logo { width: auto; max-height: 48px; }
.avi-wordmark { display: inline-flex; align-items: center; gap: 12px; }
.avi-wordmark-mark {
    font-size: 1.65rem;
    font-weight: 900;
    letter-spacing: -.075em;
    color: var(--avi-blue);
}
.avi-wordmark-mark::after {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-left: 4px;
    border-radius: 50%;
    background: var(--avi-teal);
    vertical-align: top;
}
.avi-wordmark-copy { display: grid; line-height: 1.05; }
.avi-wordmark-copy strong { font-size: .88rem; color: var(--avi-ink); }
.avi-wordmark-copy small { margin-top: 4px; color: var(--avi-muted); font-size: .72rem; }
.avi-nav ul { list-style: none; display: flex; align-items: center; gap: 26px; margin: 0; padding: 0; }
.avi-nav a { color: var(--avi-ink); text-decoration: none; font-size: .93rem; font-weight: 650; }
.avi-nav a:hover { color: var(--avi-blue); }
.avi-header-cta,
.avi-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 10px 18px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 750;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.avi-header-cta { background: var(--avi-blue); color: #fff; }
.avi-header-cta:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(16,54,111,.18); }

/* Hero */
.avi-hero {
    position: relative;
    overflow: hidden;
    padding: 88px 0 78px;
    background:
        radial-gradient(circle at 88% 18%, rgba(39,169,166,.13), transparent 28%),
        radial-gradient(circle at 72% 70%, rgba(232,184,45,.12), transparent 23%),
        linear-gradient(180deg, #fbfdff 0%, #f5f8fc 100%);
    border-bottom: 1px solid var(--avi-line);
}
.avi-hero::before {
    content: "";
    position: absolute;
    width: 380px;
    height: 380px;
    right: -180px;
    top: -170px;
    border: 72px solid rgba(16,54,111,.035);
    border-radius: 50%;
}
.avi-hero-grid { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(310px,.7fr); gap: 70px; align-items: center; }
.avi-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    padding: 7px 11px;
    border: 1px solid rgba(16,54,111,.13);
    border-radius: 999px;
    background: rgba(255,255,255,.8);
    color: var(--avi-blue);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .055em;
    text-transform: uppercase;
}
.avi-eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--avi-teal); }
.avi-hero h1 {
    max-width: 780px;
    margin: 0;
    font-size: clamp(3rem, 6vw, 5.7rem);
    line-height: .97;
    letter-spacing: -.065em;
    color: var(--avi-blue);
}
.avi-hero h1 span { display: block; color: var(--avi-ink); font-size: .46em; letter-spacing: -.035em; line-height: 1.12; margin-top: 16px; }
.avi-hero-lead { max-width: 720px; margin: 28px 0 0; color: #556176; font-size: clamp(1.05rem, 1.5vw, 1.23rem); }
.avi-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.avi-button-primary { background: var(--avi-blue); color: #fff; }
.avi-button-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(16,54,111,.2); }
.avi-button-ghost { color: var(--avi-blue); background: #fff; border: 1px solid #cfd8e6; }
.avi-button-ghost:hover { background: #f9fbfe; transform: translateY(-2px); }

.avi-hero-card {
    position: relative;
    padding: 28px;
    border: 1px solid rgba(16,54,111,.10);
    border-radius: 28px;
    background: rgba(255,255,255,.88);
    box-shadow: var(--avi-shadow);
}
.avi-r20 { display: flex; align-items: flex-end; gap: 12px; padding-bottom: 20px; border-bottom: 1px solid var(--avi-line); }
.avi-r20 strong { font-size: 4.1rem; line-height: .85; color: var(--avi-blue); letter-spacing: -.07em; }
.avi-r20 span { color: var(--avi-muted); font-size: .88rem; line-height: 1.35; }
.avi-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 20px; }
.avi-stat { min-height: 104px; padding: 16px; border-radius: 16px; background: var(--avi-soft); }
.avi-stat strong { display: block; color: var(--avi-blue); font-size: 1.65rem; letter-spacing: -.03em; }
.avi-stat span { display: block; margin-top: 4px; color: var(--avi-muted); font-size: .82rem; line-height: 1.35; }

/* Sections */
.avi-section { padding: 82px 0; }
.avi-section-soft { background: var(--avi-soft); border-block: 1px solid var(--avi-line); }
.avi-section-head { display: flex; justify-content: space-between; gap: 40px; align-items: flex-end; margin-bottom: 34px; }
.avi-kicker { margin: 0 0 8px; color: var(--avi-teal); font-size: .78rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.avi-section h2 { max-width: 760px; margin: 0; font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.07; letter-spacing: -.045em; }
.avi-section-intro { max-width: 620px; margin: 14px 0 0; color: var(--avi-muted); }
.avi-text-link { white-space: nowrap; font-weight: 750; text-decoration: none; }

.avi-category-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.avi-category-card {
    min-height: 270px;
    display: flex;
    flex-direction: column;
    padding: 24px;
    border: 1px solid var(--avi-line);
    border-radius: var(--avi-radius);
    background: #fff;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 8px 30px rgba(16,54,111,.045);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.avi-category-card:hover { color: inherit; transform: translateY(-4px); box-shadow: var(--avi-shadow); border-color: #d2dbe8; }
.avi-category-no { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; border-radius: 12px; background: #edf3fb; color: var(--avi-blue); font-weight: 850; font-size: .78rem; }
.avi-category-card:nth-child(2) .avi-category-no { background: #e9f7f5; color: #177c78; }
.avi-category-card:nth-child(3) .avi-category-no { background: #fff7dc; color: #8a6710; }
.avi-category-card:nth-child(4) .avi-category-no { background: #edf7ef; color: #2e7542; }
.avi-category-card h3 { margin: auto 0 10px; font-size: 1.28rem; line-height: 1.2; letter-spacing: -.02em; }
.avi-category-card p { margin: 0; color: var(--avi-muted); font-size: .92rem; line-height: 1.55; }
.avi-category-arrow { margin-top: 18px; color: var(--avi-blue); font-weight: 800; }

.avi-stage-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.avi-stage-pill { display: inline-flex; align-items: center; gap: 9px; padding: 9px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--avi-line); color: var(--avi-ink); text-decoration: none; font-size: .9rem; font-weight: 700; }
.avi-stage-pill span { width: 8px; height: 8px; border-radius: 50%; background: var(--avi-teal); }

.avi-about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: start; }
.avi-about-callout { padding: 26px; border-radius: var(--avi-radius); background: var(--avi-blue); color: #fff; }
.avi-about-callout strong { display: block; font-size: 2.4rem; letter-spacing: -.04em; }
.avi-about-callout p { margin: 8px 0 0; color: rgba(255,255,255,.78); }
.avi-about-copy p:first-child { margin-top: 0; }
.avi-project-meta { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 26px; }
.avi-project-meta div { padding: 15px 17px; border: 1px solid var(--avi-line); border-radius: 14px; background: #fff; }
.avi-project-meta dt { color: var(--avi-muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 800; }
.avi-project-meta dd { margin: 3px 0 0; font-weight: 700; }

/* Latest resources */
.avi-latest-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.avi-latest-card { overflow: hidden; border: 1px solid var(--avi-line); border-radius: var(--avi-radius); background: #fff; box-shadow: 0 8px 30px rgba(16,54,111,.045); }
.avi-latest-image { display: flex; align-items: center; justify-content: center; aspect-ratio: 16/10; padding: 20px; background: var(--avi-soft); }
.avi-latest-image img { width: 100%; height: 100%; object-fit: contain; }
.avi-latest-body { padding: 22px; }
.avi-latest-meta { color: var(--avi-teal); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.avi-latest-card h3 { margin: 8px 0 8px; font-size: 1.22rem; line-height: 1.28; }
.avi-latest-card h3 a { color: var(--avi-ink); text-decoration: none; }
.avi-latest-card p { margin: 0; color: var(--avi-muted); font-size: .9rem; }
.avi-latest-link { display: inline-block; margin-top: 14px; font-weight: 800; text-decoration: none; }
.avi-empty-note { padding: 24px; border: 1px dashed #c9d3e2; border-radius: var(--avi-radius); color: var(--avi-muted); background: #fff; }

/* Pages */
.avi-page-hero { padding: 58px 0 42px; background: var(--avi-soft); border-bottom: 1px solid var(--avi-line); }
.avi-page-hero h1 { margin: 0; max-width: 920px; font-size: clamp(2.6rem,5vw,4.5rem); line-height: 1; letter-spacing: -.055em; }
.avi-page-hero p { max-width: 740px; margin: 16px 0 0; color: var(--avi-muted); }
.avi-page-main { padding: 52px 0 84px; }
.avi-prose { max-width: 850px; }
.avi-prose > :first-child { margin-top: 0; }
.avi-prose h2, .avi-prose h3 { line-height: 1.2; letter-spacing: -.025em; }

/* Biblioteca shortcode overrides */
.avi-site-main .avi-library-shortcode { width: 100%; }
.avi-site-main .avi-library-shortcode .avi-library-filters {
    padding: 18px;
    border: 1px solid var(--avi-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 32px rgba(16,54,111,.055);
}
.avi-site-main .avi-library-shortcode .avi-library-filters input,
.avi-site-main .avi-library-shortcode .avi-library-filters select {
    border: 1px solid #cfd7e3;
    border-radius: 10px;
    background: #fff;
    color: var(--avi-ink);
}
.avi-site-main .avi-library-shortcode .avi-library-filters input:focus,
.avi-site-main .avi-library-shortcode .avi-library-filters select:focus { outline: 3px solid rgba(39,169,166,.15); border-color: var(--avi-teal); }
.avi-site-main .avi-library-shortcode .avi-library-filters button {
    border: 0;
    border-radius: 10px;
    background: var(--avi-blue);
    color: #fff;
    font-weight: 800;
}
.avi-site-main .avi-library-shortcode .avi-library-card {
    border-color: var(--avi-line);
    border-radius: 20px;
    box-shadow: 0 9px 32px rgba(16,54,111,.06);
    transition: transform .18s ease, box-shadow .18s ease;
}
.avi-site-main .avi-library-shortcode .avi-library-card:hover { transform: translateY(-3px); box-shadow: var(--avi-shadow); }
.avi-site-main .avi-library-shortcode .avi-card-image { display: flex; align-items: center; justify-content: center; aspect-ratio: 16/10; padding: 18px; background: var(--avi-soft); }
.avi-site-main .avi-library-shortcode .avi-card-image img { object-fit: contain; }
.avi-site-main .avi-library-shortcode .avi-card-body { padding: 22px; }
.avi-site-main .avi-library-shortcode .avi-card-body h3 { font-size: 1.22rem; line-height: 1.25; }
.avi-site-main .avi-library-shortcode .avi-card-body h3 a { color: var(--avi-ink); text-decoration: none; }
.avi-site-main .avi-library-shortcode .avi-card-body p { color: var(--avi-muted); font-size: .91rem; }
.avi-site-main .avi-library-shortcode .avi-badge { border: 0; background: #eaf7f4; color: #17736e; font-weight: 800; }
.avi-site-main .avi-library-shortcode .avi-card-actions a { display: inline-flex; padding: 7px 10px; border-radius: 8px; background: #edf3fb; color: var(--avi-blue); text-decoration: none; font-size: .85rem; font-weight: 800; }

/* Plugin single resource palette */
body.avi-resource-page { font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body.avi-resource-page .avi-resource-sitebar { border-bottom-color: var(--avi-line); }
body.avi-resource-page .avi-resource-brand,
body.avi-resource-page .avi-resource-back { color: var(--avi-blue); }
body.avi-resource-page .avi-button-primary { background: var(--avi-blue); }
body.avi-resource-page .avi-resource-featured { background: #eaf7f4; color: #17736e; }

/* Footer */
.avi-site-footer { background: #0d2c5d; color: rgba(255,255,255,.76); }
.avi-footer-main { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; padding: 50px 0 34px; }
.avi-footer-brand { color: #fff; font-size: 1.35rem; font-weight: 850; letter-spacing: -.025em; }
.avi-footer-copy { max-width: 650px; margin: 10px 0 0; font-size: .9rem; }
.avi-footer-links { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 12px 20px; align-content: flex-start; }
.avi-footer-links a { color: #fff; text-decoration: none; font-size: .9rem; }
.avi-visual-id { margin-top: 22px; }
.avi-visual-id .widget { margin: 0; }
.avi-footer-bottom { padding: 18px 0 24px; border-top: 1px solid rgba(255,255,255,.12); font-size: .78rem; }

/* WordPress basics */
.alignwide { max-width: 1100px; margin-left: auto; margin-right: auto; }
.alignfull { width: 100vw; margin-left: calc(50% - 50vw); }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 980px) {
    .avi-nav { display: none; }
    .avi-hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .avi-hero-card { max-width: 620px; }
    .avi-category-grid { grid-template-columns: repeat(2,1fr); }
    .avi-about-grid { grid-template-columns: 1fr; gap: 34px; }
    .avi-latest-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 782px) { .admin-bar .avi-site-header { top: 46px; } }
@media (max-width: 680px) {
    .avi-wrap { width: min(var(--avi-wrap), calc(100% - 28px)); }
    .avi-header-inner { min-height: 68px; gap: 12px; }
    .avi-wordmark-copy { display: none; }
    .avi-header-cta { padding: 8px 12px; min-height: 40px; font-size: .82rem; }
    .avi-hero { padding: 62px 0 54px; }
    .avi-hero h1 { font-size: clamp(3.1rem, 17vw, 4.6rem); }
    .avi-stat-grid, .avi-project-meta { grid-template-columns: 1fr 1fr; }
    .avi-section { padding: 62px 0; }
    .avi-section-head { align-items: flex-start; flex-direction: column; gap: 10px; }
    .avi-category-grid, .avi-latest-grid { grid-template-columns: 1fr; }
    .avi-category-card { min-height: 225px; }
    .avi-footer-main { grid-template-columns: 1fr; gap: 28px; }
    .avi-footer-links { justify-content: flex-start; }
}
@media (max-width: 430px) {
    .avi-stat-grid, .avi-project-meta { grid-template-columns: 1fr; }
}

/* v0.1.1 – identitate vizuală obligatorie și transparență */
.avi-identity-bar {
    background: #fff;
    border-bottom: 1px solid var(--avi-line);
}
.avi-identity-inner {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-top: 7px;
    padding-bottom: 7px;
}
.avi-identity-link { display: inline-flex; align-items: center; text-decoration: none; }
.avi-identity-link img {
    display: block;
    width: auto;
    max-width: min(720px, 100%);
    max-height: 54px;
    object-fit: contain;
}
.avi-identity-admin-warning {
    background: #fff4cc;
    border-bottom: 1px solid #e7cf75;
    color: #5e4b00;
    font-size: .82rem;
    padding: 7px 0;
}
.avi-transparency-copy {
    margin-top: 24px;
    padding-top: 22px;
    border-top: 1px solid var(--avi-line);
}
.avi-transparency-copy h3 {
    margin: 18px 0 5px;
    color: var(--avi-blue);
    font-size: 1rem;
}
.avi-transparency-copy p { margin: 0; }
.avi-mipe-link { max-width: 720px; margin: 18px 0 0; font-size: .82rem; }
.avi-mipe-link a { color: #fff; text-underline-offset: 3px; }

/* Titlul este integral editabil în v0.1.1 */
.avi-hero h1 {
    font-size: clamp(2.65rem, 5.2vw, 5.2rem);
    line-height: 1.01;
}

@media (max-width: 760px) {
    .avi-identity-inner { min-height: 56px; }
    .avi-identity-link img { max-height: 43px; }
    .avi-hero h1 { font-size: clamp(2.5rem, 12vw, 4rem); }
}