/*
Theme Name: Haiku Mobile Elegant
Theme URI: https://eclatsdesilence.fr
Author: Eclats de Silence
Description: Premium French haiku blog with glassmorphism and seasonal pure-CSS animations. Mobile-first, deeply immersive.
Version: 1.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: haiku
Tags: blog, custom-menu, featured-images, full-site-editing, one-column, translation-ready
*/

/* ── CSS Variables ───────────────────────────────────────────────────── */
:root {
    --bg-color:    #EEF2ED;
    --text-main:   #142B1A;
    --accent-gold: #A68A5E;
    --text-muted:  #6B7C70;
    --bg-card:     rgba(255,255,255,0.40);
    --border-card: rgba(255,255,255,0.60);
    --shadow-card: 0 10px 30px rgba(0,0,0,0.04);
    --font-ui:     'Montserrat', sans-serif;
    --font-poetry: 'Cormorant Garamond', serif;
    --radius-card: 16px;
    --radius-pill: 30px;
    --transition:  1.2s ease;
}
body.theme-printemps { --bg-color:#FDF2F4; --text-main:#2B141C; --accent-gold:#C77B8B; --text-muted:#8A646E; }
body.theme-ete       { --bg-color:#FCF9EC; --text-main:#332B18; --accent-gold:#D4A017; --text-muted:#8C7B54; }
body.theme-automne   { --bg-color:#F7EDE2; --text-main:#3A2518; --accent-gold:#B05C36; --text-muted:#85614D; }
body.theme-hiver     { --bg-color:#F0F4F8; --text-main:#1A2733; --accent-gold:#5B7C99; --text-muted:#647B8C; }

/* ── Reset & Base ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-ui);
    line-height: 1.8;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background-color var(--transition), color var(--transition);
}
img { max-width: 100%; height: auto; display: block; }
a   { text-decoration: none; color: inherit; }
button { cursor: pointer; }

/* ── Particle Container ──────────────────────────────────────────────── */
#particle-container {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.particle {
    position: absolute;
    top: -10vh;
    user-select: none;
    opacity: 0;
    will-change: transform, opacity;
    line-height: 1;
}

/* ── Particle Keyframes ──────────────────────────────────────────────── */
@keyframes float-down {
    0%   { transform: translate3d(0,0,0) rotate(0deg);        opacity: 0; }
    10%  { opacity: .72; }
    90%  { opacity: .72; }
    100% { transform: translate3d(4vw,112vh,0) rotate(360deg); opacity: 0; }
}
@keyframes drift {
    0%   { transform: translate3d(0,0,0) rotate(0deg);         opacity: 0; }
    15%  { opacity: .72; }
    85%  { opacity: .72; }
    100% { transform: translate3d(-8vw,112vh,0) rotate(180deg); opacity: 0; }
}
@keyframes float-up {
    0%   { transform: translate3d(0,112vh,0) scale(.5);  opacity: 0; }
    30%  { opacity: .72; }
    80%  { opacity: .72; }
    100% { transform: translate3d(0,-10vh,0) scale(1.2); opacity: 0; }
}

/* ── Site Header ─────────────────────────────────────────────────────── */
.site-header {
    position: relative;
    z-index: 10;
    padding: 3rem 5% 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.site-title-link {
    font-family: var(--font-poetry);
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 500;
    letter-spacing: .08em;
    color: var(--text-main);
    display: block;
    text-align: center;
    margin-bottom: 2rem;
    transition: color var(--transition);
}
.site-title-link:hover { color: var(--accent-gold); }

/* ── Desktop Nav ─────────────────────────────────────────────────────── */
.desktop-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2.5rem;
    border-bottom: 1px solid rgba(0,0,0,.06);
    padding-bottom: 1.5rem;
    width: 100%;
    max-width: 960px;
}
.desktop-nav a {
    font-family: var(--font-ui);
    font-size: .78rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .18em;
    position: relative;
    padding: .5rem 0;
    transition: color .4s ease;
    white-space: nowrap;
}
.desktop-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-gold);
    transition: width .4s ease, background-color var(--transition);
}
.desktop-nav a:hover, .desktop-nav a.current { color: var(--accent-gold); }
.desktop-nav a:hover::after, .desktop-nav a.current::after { width: 100%; }

/* ── Mobile Hamburger ────────────────────────────────────────────────── */
.mobile-menu-btn {
    display: none;
    position: absolute;
    top: 1.6rem;
    right: 5%;
    background: none;
    border: 1px solid var(--accent-gold);
    color: var(--text-main);
    padding: .5rem 1rem;
    font-family: var(--font-ui);
    font-size: .72rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    border-radius: var(--radius-pill);
    transition: background-color .3s ease, color .3s ease;
    z-index: 100;
}
.mobile-menu-btn:hover { background: var(--accent-gold); color: #fff; }

/* ── Mobile Full-Screen Overlay ──────────────────────────────────────── */
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    z-index: 200;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity .4s ease;
}
.mobile-overlay.is-open { opacity: 1; pointer-events: all; }
.mobile-overlay-close {
    position: absolute;
    top: 1.5rem;
    right: 5%;
    background: none;
    border: none;
    font-family: var(--font-ui);
    font-size: .72rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.mobile-overlay a {
    font-family: var(--font-poetry);
    font-size: clamp(2rem, 8vw, 2.8rem);
    color: var(--text-main);
    transition: color .3s ease;
    font-weight: 400;
}
.mobile-overlay a:hover, .mobile-overlay a.current {
    color: var(--accent-gold);
    font-style: italic;
}

/* ── Site Main ───────────────────────────────────────────────────────── */
.site-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem 5% 5rem;
    position: relative;
    z-index: 1;
    width: 100%;
}

/* ── Section Title ───────────────────────────────────────────────────── */
.section-title {
    font-family: var(--font-poetry);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-style: italic;
    color: var(--accent-gold);
    margin-bottom: 3rem;
    text-align: center;
    transition: color var(--transition);
}

/* ── Haiku Grid ──────────────────────────────────────────────────────── */
.haiku-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 2.5rem;
    width: 100%;
    max-width: 1200px;
}

/* ── Haiku Card (Glassmorphism) ──────────────────────────────────────── */
.haiku-card {
    text-align: center;
    padding: 3.5rem 2.5rem 2.5rem;
    background: var(--bg-card);
    border: 1px solid var(--card-border, var(--border-card));
    border-radius: var(--radius-card);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow-card);
    transition: transform .5s ease, box-shadow .5s ease, border-color .5s ease;
    display: flex;
    flex-direction: column;
}
.haiku-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 40px rgba(0,0,0,.08);
}
.haiku-card--lb { cursor: pointer; }
/* Inner link/div wraps text + label; share buttons live outside it */
.haiku-card-inner {
    display: block;
    text-decoration: none;
    color: inherit;
    flex: 1;
}
.haiku-card-inner:hover .haiku-text { opacity: .72; }
.haiku-card .haiku-text {
    font-family: var(--font-poetry);
    font-size: clamp(1.3rem, 2vw, 1.75rem);
    line-height: 2;
    color: var(--text-main);
    margin: 0 0 2rem;
    font-weight: 400;
    transition: color var(--transition), opacity .3s;
    white-space: pre-line;      /* honour \n from nl2br fallback */
}
.season-label {
    display: inline-block;
    font-size: .62rem;
    font-family: var(--font-ui);
    font-weight: 500;
    color: #fff;
    background-color: var(--accent-gold);
    padding: .5em 1.5em;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: .25em;
    transition: background-color var(--transition);
}

/* ── Social Share Buttons ─────────────────────────────────────────────── */
.haiku-share {
    display: flex;
    justify-content: center;
    gap: .55rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.share-btn {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .42em 1em;
    border-radius: var(--radius-pill);
    font-family: var(--font-ui);
    font-size: .58rem;
    letter-spacing: .13em;
    text-transform: uppercase;
    font-weight: 500;
    border: 1px solid var(--text-muted);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color .3s, color .3s;
    line-height: 1;
}
.share-btn:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
.share-btn svg   { flex-shrink: 0; }

/* ── Like Button (on cards everywhere) ───────────────────────────────── */
.haiku-like {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    margin-top: 1rem;
}
.haiku-like-btn {
    background: none;
    border: none;
    padding: .25rem;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    line-height: 1;
    transition: transform .15s ease;
}
.haiku-like-btn svg { transition: fill .25s, stroke .25s, color .25s; pointer-events: none; }
.haiku-like-btn:hover { color: #D0395F; transform: scale(1.15); }
.haiku-like-btn.liked { color: #D0395F; }
.haiku-like-btn.liked svg { fill: #D0395F; stroke: #D0395F; }
@keyframes heartpop {
    0%   { transform: scale(1); }
    30%  { transform: scale(1.45); }
    60%  { transform: scale(0.95); }
    80%  { transform: scale(1.2); }
    100% { transform: scale(1); }
}
.haiku-like-btn.pop { animation: heartpop .45s ease forwards; }
.haiku-like-count {
    font-family: var(--font-ui);
    font-size: .72rem;
    font-weight: 600;
    color: var(--text-muted);
    min-width: 1ch;
    transition: color .25s;
}
.haiku-like-btn.liked + .haiku-like-count { color: #D0395F; }

/* ── 2-column grid: homepage + all season category pages ─────────────── */
body.home .haiku-grid,
body.front-page .haiku-grid,
body.category .haiku-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 920px;
    gap: 3rem;
}

/* ── Season Hero ─────────────────────────────────────────────────────── */
.season-hero {
    position: relative;
    width: 100%;
    text-align: center;
    padding: 5rem 5% 2rem;
    overflow: hidden;
    z-index: 1;
}
.season-hero-bg-text {
    font-family: var(--font-poetry);
    font-size: clamp(5rem, 20vw, 14rem);
    font-weight: 300;
    letter-spacing: .04em;
    color: var(--text-main);
    opacity: .10;
    line-height: 1;
    transition: color var(--transition);
    white-space: nowrap;
    margin: 0;
}

/* ── Author Profile ──────────────────────────────────────────────────── */
.author-profile {
    max-width: 760px;
    width: 100%;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 4rem 3rem;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 12px 40px rgba(0,0,0,.04);
}
.author-image-wrap {
    width: 180px;
    height: 180px;
    margin: 0 auto 2.5rem;
    border-radius: 50%;
    border: 1px solid var(--accent-gold);
    padding: 5px;
    transition: border-color var(--transition);
}
.author-image-wrap img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}
.author-image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bg-color), rgba(166,138,94,.3));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-poetry);
    font-size: 3rem;
    color: var(--accent-gold);
}
.author-bio {
    font-family: var(--font-poetry);
    font-size: clamp(1.2rem, 2vw, 1.4rem);
    line-height: 2;
    color: var(--text-main);
    margin-bottom: 2.5rem;
    font-style: italic;
}
.author-bio p { margin-bottom: 1.2em; }
.author-signature {
    font-family: var(--font-poetry);
    font-style: italic;
    font-size: 2.2rem;
    color: var(--accent-gold);
    transition: color var(--transition);
}

/* ── Single Post ─────────────────────────────────────────────────────── */
.single-haiku-wrap {
    max-width: 700px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}
.single-haiku-card {
    text-align: center;
    padding: 5rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-card);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow-card);
    width: 100%;
}
.single-haiku-card .haiku-text {
    font-family: var(--font-poetry);
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    line-height: 2;
    color: var(--text-main);
    margin-bottom: 2.5rem;
}
.back-link {
    font-family: var(--font-ui);
    font-size: .78rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid currentColor;
    padding-bottom: 2px;
    transition: color .3s ease;
}
.back-link:hover { color: var(--accent-gold); }

/* ── Site Footer ─────────────────────────────────────────────────────── */
.site-footer {
    text-align: center;
    padding: 3rem 5%;
    font-family: var(--font-ui);
    font-size: .72rem;
    letter-spacing: .12em;
    color: var(--text-muted);
    position: relative;
    z-index: 10;
}

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .desktop-nav     { display: none; }
    .mobile-menu-btn { display: block; }

    .site-header     { padding: 1.5rem 5% 0; }
    .site-title-link { margin-top: 1rem; margin-bottom: 1.5rem; }

    .haiku-card      { padding: 2.5rem 1.5rem 2rem; }
    .single-haiku-card { padding: 3rem 1.5rem; }
    .author-profile  { padding: 2.5rem 1.5rem; }
    .author-image-wrap { width: 130px; height: 130px; }
    .haiku-grid      { grid-template-columns: 1fr; gap: 1.5rem; }
    .season-hero     { padding: 3rem 5% 1rem; }
    /* 1-column on mobile */
    body.home .haiku-grid,
    body.front-page .haiku-grid,
    body.category .haiku-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .haiku-share     { gap: .4rem; }
    .share-btn       { font-size: .55rem; padding: .4em .8em; }
}

/* ── Lightbox ────────────────────────────────────────────────────────── */
.lb-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10,16,12,.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity .35s ease;
}
.lb-overlay.is-open { opacity: 1; pointer-events: all; }
.lb-box {
    background: var(--bg-color, #EEF2ED);
    border-radius: 20px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 3rem 2.5rem 2.5rem;
    position: relative;
    transform: translateY(24px);
    transition: transform .35s ease;
    scrollbar-width: thin;
}
.lb-overlay.is-open .lb-box { transform: translateY(0); }
.lb-close {
    position: absolute;
    top: 1rem;
    right: 1.2rem;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    padding: .2rem .5rem;
    transition: color .2s;
}
.lb-close:hover { color: var(--text-main); }
.lb-head { text-align: center; margin-bottom: 2rem; }
.lb-season-label {
    display: inline-block;
    font-size: .62rem;
    font-family: var(--font-ui);
    font-weight: 500;
    color: #fff;
    padding: .5em 1.5em;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: .25em;
}
.lb-poem {
    font-family: var(--font-poetry);
    font-size: clamp(1.5rem, 3vw, 2rem);
    line-height: 2;
    color: var(--text-main);
    text-align: center;
    white-space: pre-line;
    margin-bottom: 2rem;
}
.lb-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .9rem;
    margin-bottom: 2rem;
}
.lb-like-btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: none;
    border: 1px solid var(--text-muted);
    color: var(--text-muted);
    border-radius: var(--radius-pill);
    font-family: var(--font-ui);
    font-size: .68rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: .5em 1.4em;
    cursor: pointer;
    transition: border-color .3s, color .3s;
}
.lb-like-btn:hover, .lb-like-btn.liked { border-color: #D0395F; color: #D0395F; }
.lb-like-count { font-weight: 600; }
.lb-cat-link {
    font-family: var(--font-ui);
    font-size: .68rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--accent-gold);
    border-bottom: 1px solid currentColor;
    padding-bottom: 2px;
    transition: opacity .2s;
}
.lb-cat-link:hover { opacity: .7; }
/* ── Lightbox Like Row ────────────────────────────────────────────────── */
.lb-like-row {
    display: flex;
    align-items: center;
    gap: .4rem;
}
.lb-like-label {
    font-family: var(--font-ui);
    font-size: .7rem;
    color: var(--text-muted);
}
.lb-like-row .lb-like-count {
    font-family: var(--font-ui);
    font-size: .8rem;
    font-weight: 700;
    color: var(--text-muted);
    transition: color .25s;
}

/* ── Lightbox Comments — Instagram style ─────────────────────────────── */
.lb-divider { border: none; border-top: 1px solid rgba(0,0,0,.08); margin: 1.5rem 0; }
.lb-comments-title {
    font-family: var(--font-ui);
    font-size: .65rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}
.lb-comment-list { list-style: none; margin: 0; padding: 0; }
.lb-comment-list li {
    display: flex;
    gap: .7rem;
    padding: .6rem 0;
    align-items: flex-start;
}
.lb-comment-avatar {
    width: 30px;
    min-width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--accent-gold);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-ui);
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
}
.lb-comment-body { flex: 1; line-height: 1.55; }
.lb-comment-author {
    font-family: var(--font-ui);
    font-size: .75rem;
    font-weight: 700;
    color: var(--text-main);
    margin-right: .35rem;
}
.lb-comment-content {
    font-family: var(--font-ui);
    font-size: .78rem;
    color: var(--text-main);
}
.lb-no-comments {
    font-family: var(--font-poetry);
    font-size: .9rem;
    color: var(--text-muted);
    font-style: italic;
    padding: .5rem 0 1rem;
}
.lb-comment-input-wrap {
    border-top: 1px solid rgba(0,0,0,.08);
    padding-top: 1rem;
    margin-top: .5rem;
}
.lb-comment-form { display: flex; flex-direction: column; gap: .5rem; }
.lb-meta-row { display: flex; gap: .5rem; }
.lb-meta-row input {
    flex: 1;
    min-width: 0;
    background: rgba(255,255,255,.45);
    border: 1px solid rgba(0,0,0,.1);
    border-radius: 6px;
    padding: .4rem .7rem;
    font-family: var(--font-ui);
    font-size: .72rem;
    color: var(--text-main);
    outline: none;
    transition: border-color .2s;
}
.lb-meta-row input:focus { border-color: var(--accent-gold); }
.lb-text-row {
    display: flex;
    align-items: flex-end;
    gap: .6rem;
    border-bottom: 1px solid rgba(0,0,0,.12);
    padding-bottom: .4rem;
    transition: border-color .2s;
}
.lb-text-row:focus-within { border-color: var(--accent-gold); }
.lb-text-row textarea {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    padding: .4rem 0;
    font-family: var(--font-ui);
    font-size: .82rem;
    color: var(--text-main);
    resize: none;
    min-height: 36px;
    line-height: 1.5;
}
.lb-submit-btn {
    background: none;
    border: none;
    color: var(--accent-gold);
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: .78rem;
    cursor: pointer;
    white-space: nowrap;
    padding: 0 0 .3rem;
    transition: opacity .2s;
    flex-shrink: 0;
}
.lb-submit-btn:hover { opacity: .7; }
.lb-submit-btn:disabled { opacity: .35; cursor: not-allowed; }
.lb-form-msg {
    font-family: var(--font-ui);
    font-size: .7rem;
    color: var(--text-muted);
    padding-top: .4rem;
}