/* =========================================================
   پورتال مدیریت مدارس — استایل وبلاگ
   آرشیو (تب + جستجو + بیشتر) و سینگل، پالت بنفش ۱Portal.
   ========================================================= */

/* ---------- آرشیو: چیدمان کلی ---------- */
.op-blog{
    padding: 60px 0 100px;
    background:
        radial-gradient(ellipse 700px 400px at 90% 0%, rgba(167,139,250,.18), transparent 60%),
        var(--lavender);
    min-height: 70vh;
}

.op-blog__head{
    text-align: center;
    max-width: 720px;
    margin: 0 auto 44px;
}
.op-blog__title{
    font-size: clamp(30px, 4.4vw, 46px);
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -.015em;
    color: var(--ink);
    margin-top: 18px;
}
.op-blog__title .grad{
    background: linear-gradient(120deg, var(--purple) 0%, var(--purple-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.op-blog__sub{
    font-size: 16px; color: var(--ink-soft);
    margin-top: 16px; line-height: 1.8;
}

/* ---------- نوار کنترل: جستجو + تب ---------- */
.op-blog__controls{
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 44px;
    align-items: center;
}

.op-blog__search{
    position: relative;
    width: 100%;
    max-width: 480px;
}
.op-blog__search-ico{
    position: absolute; top: 50%; right: 18px; transform: translateY(-50%);
    color: var(--ink-quiet); pointer-events: none;
}
.op-blog__search input{
    width: 100%;
    padding: 15px 50px 15px 46px;
    border: 1px solid var(--rule);
    border-radius: 999px;
    background: white;
    font-family: inherit;
    font-size: 15px;
    color: var(--ink);
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.op-blog__search input::placeholder{ color: var(--ink-quiet); }
.op-blog__search input:focus{
    border-color: var(--purple-light);
    box-shadow: 0 0 0 4px var(--purple-tint);
}
.op-blog__clear{
    position: absolute; top: 50%; left: 14px; transform: translateY(-50%);
    width: 26px; height: 26px; border-radius: 50%;
    border: none; background: var(--lavender-2);
    color: var(--ink-soft); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s ease, color .2s ease;
}
.op-blog__clear:hover{ background: var(--purple-tint); color: var(--purple); }

/* تب دسته‌بندی — قابل اسکرول در موبایل */
.op-blog__tabs{
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 900px;
}
.op-blog__tab{
    padding: 10px 20px;
    border-radius: 999px;
    border: 1px solid var(--rule);
    background: white;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
    cursor: pointer;
    white-space: nowrap;
    transition: border-color .2s ease, background .2s ease, color .2s ease;
}
.op-blog__tab:hover{
    border-color: var(--purple-light);
    color: var(--purple);
}
.op-blog__tab.is-active{
    background: var(--purple);
    border-color: var(--purple);
    color: white;
}

/* ---------- گرید مقالات ---------- */
.op-blog__grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* ---------- کارت مقاله ---------- */
.op-article{
    display: flex;
    flex-direction: column;
    background: white;
    border: 1px solid var(--rule);
    border-radius: 18px;
    overflow: hidden;
    text-decoration: none;
    transition: border-color .25s ease, box-shadow .25s ease;
}
.op-article:hover{
    border-color: var(--purple-light);
    box-shadow: 0 20px 40px -22px rgba(91, 33, 182, .28);
}
.op-article__cover{
    position: relative;
    aspect-ratio: 16 / 10;
    min-height: 190px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: var(--lavender-2);
    overflow: hidden;
}
.op-article__cat{
    position: absolute;
    top: 14px; right: 14px;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(6px);
    color: var(--purple);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 999px;
}
.op-article__body{
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.op-article__meta{
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    color: var(--ink-quiet);
    font-size: 12px;
}
.op-article__meta span{
    display: inline-flex; align-items: center; gap: 5px;
}
.op-article__meta .pn{ font-feature-settings: "ss01"; }
.op-article__title{
    font-size: 17px;
    font-weight: 700;
    line-height: 1.6;
    color: var(--ink);
    margin-bottom: 18px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.op-article__cta{
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--purple);
    font-size: 14px;
    font-weight: 600;
    margin-top: auto;
    transition: gap .25s ease;
}
.op-article:hover .op-article__cta{ gap: 11px; }

/* ---------- حالت خالی ---------- */
.op-blog__empty{
    text-align: center;
    padding: 70px 20px;
    color: var(--ink-quiet);
}
.op-blog__empty svg{ color: var(--rule-strong); margin-bottom: 16px; }
.op-blog__empty p{ font-size: 16px; }

/* ---------- دکمه بیشتر ---------- */
.op-blog__more-wrap{
    text-align: center;
    margin-top: 48px;
}
.op-blog__more{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 34px;
    border-radius: 999px;
    border: 1px solid var(--rule);
    background: white;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    cursor: pointer;
    transition: border-color .2s ease, background .2s ease, color .2s ease;
}
.op-blog__more:hover{
    border-color: var(--purple);
    background: var(--purple-tint);
    color: var(--purple);
}
.op-blog__more:disabled{ cursor: default; opacity: .8; }
.op-blog__more-spin{ display: none; }
.op-blog__more.is-loading .op-blog__more-spin{ display: inline-block; animation: op-spin 1s linear infinite; }
@keyframes op-spin{ to{ transform: rotate(360deg); } }

/* pagination (fallback index.php) */
.op-blog__more-wrap .navigation{ display: flex; justify-content: center; }
.op-blog__more-wrap .page-numbers{
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 42px; height: 42px; padding: 0 12px; margin: 0 4px;
    border-radius: 12px;
    border: 1px solid var(--rule);
    background: white;
    color: var(--ink-soft);
    text-decoration: none;
    font-size: 14px;
    transition: border-color .2s ease, background .2s ease, color .2s ease;
}
.op-blog__more-wrap .page-numbers.current{
    background: var(--purple); border-color: var(--purple); color: white;
}
.op-blog__more-wrap .page-numbers:hover:not(.current){
    border-color: var(--purple-light); color: var(--purple);
}

/* =========================================================
   سینگل نوشته (کاور اول → بردکرامب → عنوان → متن → اشتراک)
   ========================================================= */
.op-single{
    background:
        radial-gradient(ellipse 700px 400px at 85% 0%, rgba(167,139,250,.16), transparent 55%),
        var(--lavender);
}

/* ۱) کاور بالای صفحه */
.op-single__coverwrap{ padding-top: 44px; }
.op-single__cover{
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 30px 60px -24px rgba(91, 33, 182, .28);
    max-width: 960px;
    margin: 0 auto;
}
.op-single__cover img{ width: 100%; display: block; }

/* بدنه‌ی مقاله در ستون باریک‌تر و وسط‌چین */
.op-single__wrap{ max-width: 820px; padding-top: 36px; padding-bottom: 20px; }

/* ۲) بردکرامب */
.op-single__crumbs{
    display: flex; flex-wrap: wrap; gap: 8px;
    font-size: 13px; color: var(--ink-quiet);
    margin-bottom: 18px;
}
.op-single__crumbs a{ color: var(--ink-quiet); text-decoration: none; transition: color .2s ease; }
.op-single__crumbs a:hover{ color: var(--purple); }

.op-single__cat{
    display: inline-block;
    background: var(--purple-tint);
    color: var(--purple);
    font-size: 13px; font-weight: 600;
    padding: 7px 16px; border-radius: 999px;
    text-decoration: none;
    margin-bottom: 18px;
    transition: background .2s ease;
}
.op-single__cat:hover{ background: var(--purple-tint-2); }

/* ۳) عنوان */
.op-single__title{
    font-size: clamp(28px, 4.2vw, 44px);
    line-height: 1.3;
    font-weight: 800;
    letter-spacing: -.015em;
    color: var(--ink);
    margin-bottom: 20px;
}

.op-single__meta{
    display: flex; flex-wrap: wrap; gap: 22px;
    color: var(--ink-soft); font-size: 14px;
    padding-bottom: 32px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--rule);
}
.op-single__meta-item{ display: inline-flex; align-items: center; gap: 7px; }
.op-single__meta-item svg{ color: var(--purple); }

/* بدنه مقاله */
.op-single__content{
    font-size: 17px;
    line-height: 2.1;
    color: var(--ink-soft);
}
.op-single__content > *{ margin-bottom: 24px; }
.op-single__content h2{
    font-size: 26px; font-weight: 800; color: var(--ink);
    margin-top: 44px; margin-bottom: 18px; line-height: 1.4;
}
.op-single__content h3{
    font-size: 21px; font-weight: 700; color: var(--ink);
    margin-top: 36px; margin-bottom: 14px; line-height: 1.4;
}
.op-single__content h4{
    font-size: 18px; font-weight: 700; color: var(--ink);
    margin-top: 28px; margin-bottom: 12px;
}
.op-single__content p{ margin-bottom: 24px; }
.op-single__content a{ color: var(--purple); text-decoration: underline; text-underline-offset: 3px; }
.op-single__content ul,
.op-single__content ol{ padding-right: 22px; margin-bottom: 24px; }
.op-single__content li{ margin-bottom: 10px; }
.op-single__content img{ max-width: 100%; height: auto; border-radius: 16px; margin: 12px 0; }
.op-single__content blockquote{
    border-right: 4px solid var(--purple);
    background: white;
    padding: 22px 26px;
    border-radius: 0 14px 14px 0;
    margin: 28px 0;
    color: var(--ink);
    font-weight: 500;
}
.op-single__content blockquote p:last-child{ margin-bottom: 0; }
.op-single__content pre{
    background: var(--ink);
    color: #E9D8FD;
    padding: 20px 24px;
    border-radius: 14px;
    overflow-x: auto;
    direction: ltr;
    text-align: left;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}
.op-single__content code{
    background: var(--purple-tint);
    color: var(--purple-deep);
    padding: 2px 7px;
    border-radius: 6px;
    font-size: .9em;
    direction: ltr;
    display: inline-block;
}
.op-single__content pre code{ background: none; color: inherit; padding: 0; }
.op-single__content table{
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: 15px;
}
.op-single__content th,
.op-single__content td{
    border: 1px solid var(--rule);
    padding: 12px 16px;
    text-align: right;
}
.op-single__content th{ background: var(--purple-tint); color: var(--ink); font-weight: 700; }

.op-single__pages{ margin-top: 24px; color: var(--ink-soft); font-size: 14px; }
.op-single__pages a{
    display: inline-block; padding: 4px 12px; margin: 0 3px;
    border: 1px solid var(--rule); border-radius: 8px;
    color: var(--purple); text-decoration: none;
}

/* برچسب‌ها */
.op-single__tags{
    display: flex; flex-wrap: wrap; gap: 10px;
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--rule);
}
.op-single__tag{
    background: white;
    border: 1px solid var(--rule);
    color: var(--ink-soft);
    font-size: 13px;
    padding: 7px 14px;
    border-radius: 999px;
    text-decoration: none;
    transition: border-color .2s ease, color .2s ease;
}
.op-single__tag:hover{ border-color: var(--purple-light); color: var(--purple); }

/* پاورقی: بازگشت + اشتراک */
.op-single__foot{
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: 20px;
    margin-top: 36px;
    padding: 26px 0 10px;
    border-top: 1px solid var(--rule);
}
.op-single__back{
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--purple); font-weight: 600; font-size: 15px;
    text-decoration: none;
    transition: gap .25s ease;
}
.op-single__back:hover{ gap: 12px; }
.op-single__share{
    display: inline-flex; align-items: center; gap: 12px;
    color: var(--ink-quiet); font-size: 14px;
}
.op-single__share a{
    width: 38px; height: 38px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: white;
    border: 1px solid var(--rule);
    color: var(--ink-soft);
    transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.op-single__share a:hover{ border-color: var(--purple); color: var(--purple); background: var(--purple-tint); }

/* مقالات مرتبط */
.op-related{
    padding: 80px 0 100px;
    background: var(--lavender);
}

/* ---------- بخش مقالات صفحه‌ی اصلی ---------- */
.home-blog{
    padding: 110px 0;
    background: white;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
}
.home-blog__grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.home-blog__all{
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--purple);
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    margin-top: 14px;
    transition: gap .25s ease;
}
.home-blog__all:hover{ gap: 11px; }

@media (max-width: 980px){
    .home-blog__grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px){
    .home-blog{ padding: 64px 0; }
    .home-blog__grid{ grid-template-columns: 1fr; gap: 18px; }
}

/* ---------- موبایل ---------- */
@media (max-width: 980px){
    .op-blog__grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px){
    .op-blog{ padding: 40px 0 64px; }
    .op-blog__head{ margin-bottom: 32px; }
    .op-blog__title{ font-size: clamp(24px, 7vw, 32px); }
    .op-blog__sub{ font-size: 15px; }
    .op-blog__controls{ margin-bottom: 32px; }
    .op-blog__tabs{
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        width: 100%;
        padding-bottom: 6px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .op-blog__tabs::-webkit-scrollbar{ display: none; }
    .op-blog__grid{ grid-template-columns: 1fr; gap: 18px; }

    .op-single__coverwrap{ padding-top: 28px; }
    .op-single__wrap{ padding-top: 26px; }
    .op-single__title{ font-size: clamp(24px, 7vw, 32px); }
    .op-single__meta{ gap: 16px; font-size: 13px; padding-bottom: 24px; margin-bottom: 24px; }
    .op-single__cover{ border-radius: 14px; }
    .op-single__content{ font-size: 16px; line-height: 2; }
    .op-single__content h2{ font-size: 22px; }
    .op-single__content h3{ font-size: 19px; }
    .op-single__foot{ flex-direction: column; align-items: flex-start; gap: 16px; }
    .op-related{ padding: 56px 0 64px; }
}
@media (max-width: 420px){
    .op-single__meta{ gap: 12px; }
    .op-single__share a{ width: 34px; height: 34px; }
}