/* ---------------------------------------------------------------
   Blog — claymorphism, mobile-first, RTL
--------------------------------------------------------------- */

.blog-content {
    padding-top: 12px;
    padding-bottom: calc(40px + env(safe-area-inset-bottom));
    max-width: 900px;
    margin-inline: auto;
    width: 100%;
}

.blog-content a {
    text-decoration: none;
}

/* ---- Hero ---- */
.blog-hero {
    text-align: center;
    padding: clamp(22px, 5vw, 36px) 20px clamp(26px, 5vw, 40px);
    max-width: 600px;
    margin: 0 auto 28px;
    border-radius: 26px;
    background: var(--panel);
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.06),
        inset -3px -3px 10px rgba(0, 0, 0, 0.24),
        0 8px 20px rgba(0, 0, 0, 0.18);
}

.blog-hero-icon {
    width: 68px;
    height: 68px;
    border-radius: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(140deg, #22d3ee, #0891b2);
    border: 3px solid rgba(255, 255, 255, 0.28);
    box-shadow:
        inset 3px 3px 10px rgba(255, 255, 255, 0.26),
        inset -4px -4px 12px rgba(0, 0, 0, 0.3),
        0 14px 30px rgba(6, 182, 212, 0.38);
    margin-bottom: 14px;
}

.blog-hero-icon .icon-holder svg {
    width: 34px;
    height: 34px;
    stroke: #fff;
    stroke-width: 2.1;
}

.blog-hero-title {
    margin: 0;
    font-size: clamp(1.6rem, 7vw, 2.4rem);
    font-weight: 700;
    background: linear-gradient(135deg, #22d3ee, #0891b2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 14px rgba(6, 182, 212, 0.3));
}

.blog-hero-sub {
    margin: 8px 0 0;
    font-size: clamp(0.9rem, 3vw, 1.05rem);
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
    line-height: 1.8;
}

/* ---- Blog list ---- */
.blog-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

.blog-card {
    border-radius: 24px;
    background: var(--panel);
    border: 2px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.06),
        inset -3px -3px 10px rgba(0, 0, 0, 0.24),
        0 8px 20px rgba(0, 0, 0, 0.18);
}

.blog-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.06),
        inset -3px -3px 10px rgba(0, 0, 0, 0.24),
        0 14px 30px rgba(0, 0, 0, 0.22),
        0 0 22px rgba(34, 211, 238, 0.15);
}

.blog-card:active {
    transform: translateY(1px) scale(0.98);
}

.blog-card-link {
    display: block;
    padding: 18px 20px;
    text-decoration: none;
    color: var(--text);
}

.blog-card-image,
.blog-preview-image,
.blog-article-image {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    aspect-ratio: 2 / 1;
    object-fit: cover;
    background: #20183b;
}

.blog-card-image {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.blog-card-link > .blog-card-image {
    width: calc(100% + 40px);
    max-width: none;
    margin: -18px -20px 16px;
}

.blog-card-cat {
    display: inline-block;
    font-size: 0.75rem;
    font-family: "Nazanin", sans-serif;
    font-weight: 600;
    color: #0891b2;
    background: rgba(34, 211, 238, 0.12);
    border: 1px solid rgba(34, 211, 238, 0.3);
    border-radius: 999px;
    padding: 4px 12px;
    margin-bottom: 10px;
}

.blog-card-title {
    margin: 0 0 8px;
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.5;
    font-family: "Nazanin", sans-serif;
    color: var(--text);
}

body.light-theme .blog-card-title {
    color: #17122b;
}

.blog-card-summary {
    margin: 0 0 12px;
    font-size: 0.9rem;
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
    line-height: 1.9;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.8rem;
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
}

.blog-card-date,
.blog-article-date {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.blog-card-date .icon-holder svg,
.blog-article-date .icon-holder svg {
    width: 15px;
    height: 15px;
}

/* ---- Article page ---- */
.blog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 0.85rem;
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

.blog-breadcrumb a {
    color: var(--accent);
    text-decoration: none;
}

.blog-breadcrumb a:hover {
    opacity: 0.8;
}

.blog-article {
    margin-bottom: 36px;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
    padding: clamp(20px, 4vw, 32px);
    border-radius: 26px;
    background: var(--panel);
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.06),
        inset -3px -3px 10px rgba(0, 0, 0, 0.24),
        0 8px 20px rgba(0, 0, 0, 0.18);
}

.blog-article-head {
    margin-bottom: 24px;
}

.blog-article-image {
    border-radius: 18px;
    margin-bottom: 22px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.blog-article-cat {
    display: inline-block;
    font-size: 0.78rem;
    font-family: "Nazanin", sans-serif;
    font-weight: 600;
    color: #0891b2;
    background: rgba(34, 211, 238, 0.12);
    border: 1px solid rgba(34, 211, 238, 0.3);
    border-radius: 999px;
    padding: 5px 14px;
    margin-bottom: 12px;
}

.blog-article-title {
    margin: 0 0 12px;
    font-size: clamp(1.4rem, 5vw, 2rem);
    font-weight: 700;
    line-height: 1.45;
}

.blog-article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.85rem;
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
}

.blog-article-read {
    background: var(--panel);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    padding: 4px 12px;
}

/* Article body — prose styles */
.blog-article-body {
    font-family: "Nazanin", sans-serif;
    font-size: 1.05rem;
    line-height: 2.1;
    color: var(--text);
}

.blog-article-body h2 {
    margin: 28px 0 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent);
}

.blog-article-body h3 {
    margin: 22px 0 10px;
    font-size: 1.15rem;
    font-weight: 700;
}

.blog-article-body p {
    margin: 0 0 16px;
}

.blog-article-body a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

.blog-article-body a:hover {
    color: var(--accent-strong, var(--accent));
}

.blog-article-body ul,
.blog-article-body ol {
    margin: 0 0 16px;
    padding-right: 22px;
    color: var(--muted);
}

.blog-article-body li {
    margin-bottom: 8px;
}

.blog-article-body li::marker {
    color: var(--accent);
}

/* ---- Related posts ---- */
.blog-related {
    margin-bottom: 32px;
}

.blog-related-title {
    margin: 0 0 16px;
    font-size: 1.2rem;
    font-weight: 700;
}

.blog-related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.blog-card--small {
    padding: 14px 16px;
}

.blog-card--small .blog-card-image {
    width: calc(100% + 32px);
    max-width: none;
    margin: -14px -16px 12px;
}

.blog-card--small .blog-card-title {
    font-size: 1rem;
    margin-bottom: 6px;
    color: var(--text);
}

body.light-theme .blog-card--small .blog-card-title {
    color: #17122b;
}

.blog-card--small .blog-card-summary {
    display: none;
}

.blog-card--small .blog-card-meta {
    display: none;
}

.blog-card--small .blog-card-date {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    font-family: "Nazanin", sans-serif;
    color: var(--muted);
    margin-top: 6px;
}

/* ---- Back button ---- */
.blog-back {
    text-align: center;
    padding-bottom: 20px;
}

.blog-back .ui-btn {
    min-height: 48px;
    font-size: 0.95rem;
}

.blog-back .icon-holder svg {
    width: 18px;
    height: 18px;
    transform: rotate(90deg);
}

/* ---------------------------------------------------------------
   Light theme
--------------------------------------------------------------- */
body.light-theme .blog-card {
    border-color: rgba(70, 43, 124, 0.12);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.55),
        inset -3px -3px 10px rgba(70, 43, 124, 0.08),
        0 8px 20px rgba(70, 43, 124, 0.1);
}

body.light-theme .blog-card:hover {
    border-color: rgba(6, 182, 212, 0.4);
}

body.light-theme .blog-hero {
    border-color: rgba(70, 43, 124, 0.12);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.55),
        inset -3px -3px 10px rgba(70, 43, 124, 0.08),
        0 8px 20px rgba(70, 43, 124, 0.1);
}

body.light-theme .blog-article {
    border-color: rgba(70, 43, 124, 0.12);
    box-shadow:
        inset 2px 2px 7px rgba(255, 255, 255, 0.55),
        inset -3px -3px 10px rgba(70, 43, 124, 0.08),
        0 8px 20px rgba(70, 43, 124, 0.1);
}

body.light-theme .blog-article-body h2 {
    color: #0891b2;
}

body.light-theme .blog-card-cat,
body.light-theme .blog-article-cat {
    color: #0891b2;
    background: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.25);
}

body.light-theme .blog-article-read {
    border-color: rgba(70, 43, 124, 0.12);
}

body.light-theme .blog-breadcrumb a {
    color: #0891b2;
}

/* ---------------------------------------------------------------
   Focus & a11y
--------------------------------------------------------------- */
.blog-card:focus-visible,
.blog-card-link:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
}

/* ---------------------------------------------------------------
   Motion
--------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .blog-card {
        transition: none;
    }
}

/* ---------------------------------------------------------------
   Tablet / desktop — 2 columns
--------------------------------------------------------------- */
@media (min-width: 641px) {
    .blog-list {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .blog-related-grid {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 16px;
    }

    .blog-article-body {
        font-size: 1.1rem;
    }
}

/* ---------------------------------------------------------------
   Wide desktop
--------------------------------------------------------------- */
@media (min-width: 1024px) {
    .blog-article-body {
        font-size: 1.15rem;
        max-width: 780px;
    }
}

/* ---------------------------------------------------------------
   Compact phones (≤430px)
--------------------------------------------------------------- */
@media (max-width: 430px) {
    .blog-card-link {
        padding: 14px 16px;
    }

    .blog-card-link > .blog-card-image {
        width: calc(100% + 32px);
        margin: -14px -16px 14px;
    }

    .blog-card-title {
        font-size: 1.05rem;
    }

    .blog-article-title {
        font-size: 1.3rem;
    }

    .blog-article-body {
        font-size: 1rem;
    }

    .blog-back .ui-btn {
        width: 100%;
    }
}

/* Short portrait phones (≤700px height) */
@media (max-height: 700px) and (max-width: 1023px) {
    .blog-hero {
        padding-top: 8px;
        padding-bottom: 16px;
    }

    .blog-hero-icon {
        width: 54px;
        height: 54px;
        border-radius: 18px;
        margin-bottom: 10px;
    }

    .blog-hero-icon .icon-holder svg {
        width: 28px;
        height: 28px;
    }
}