/* ============================================================
   Tech Journal — premium Back Market-style editorial page
   Class prefix: .tj-*
   ============================================================ */

.bm-tj {
    --tj-ink: #0f1216;
    --tj-text: #1a1d24;
    --tj-muted: #57617c;
    --tj-faint: #8b95a6;
    --tj-bg: #ffffff;
    --tj-bg-soft: #f6f7fa;
    --tj-bg-warm: #faf8f4;
    --tj-border: #e8eaf0;
    --tj-accent: #97D700;
    --tj-tr: 260ms cubic-bezier(.2,.7,.2,1);
    --tj-radius: 14px;
    --tj-radius-lg: 22px;
    --tj-radius-pill: 999px;
    background: var(--tj-bg);
    color: var(--tj-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
.bm-tj .container { max-width: 1240px; }
.bm-tj .tj-section { padding: 96px 0; }
.bm-tj .tj-section--soft { background: var(--tj-bg-soft); }

/* Shared typography */
.tj-h2 {
    font-size: clamp(30px, 3.6vw, 48px);
    line-height: 1.1;
    letter-spacing: -0.015em;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 14px;
}
.tj-section-head {
    max-width: 760px;
    margin: 0 0 48px;
}
.tj-section-sub {
    font-size: 17px;
    line-height: 1.55;
    color: var(--tj-muted);
    margin: 0;
}

.tj-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 22px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    border-radius: var(--tj-radius-pill);
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition: transform var(--tj-tr), background var(--tj-tr), color var(--tj-tr);
}
.tj-btn:hover { transform: translateY(-1px); text-decoration: none; }
.tj-btn--dark { background: var(--tj-ink); color: #fff; border-color: var(--tj-ink); }
.tj-btn--dark:hover { background: #000; color: #fff; }

.tj-empty {
    background: #fff;
    border: 1px dashed var(--tj-border);
    border-radius: var(--tj-radius-lg);
    padding: 72px 24px;
    text-align: center;
    color: var(--tj-faint);
}
.tj-empty svg { display: block; margin: 0 auto 12px; color: #cdd3df; }
.tj-empty p { margin: 0; font-size: 15px; }

/* ============================================================
   1. HERO
   ============================================================ */
.tj-hero {
    position: relative;
    min-height: 420px;
    color: #fff;
    overflow: hidden;
    display: flex; align-items: center;
    padding: 88px 0;
    isolation: isolate;
}
.tj-hero-bg {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, #1a1d24 0%, #0a0b0f 100%);
    background-size: cover;
    background-position: center;
    transition: transform 6s ease-out;
}
.tj-hero:hover .tj-hero-bg { transform: scale(1.04); }
.tj-hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.55) 100%);
}
.tj-hero-inner {
    position: relative;
    z-index: 2;
}
.tj-hero-title {
    font-size: clamp(36px, 4.6vw, 60px);
    line-height: 1.06;
    letter-spacing: -0.02em;
    font-weight: 800;
    color: #fff;
    margin: 0 0 16px;
    max-width: 14ch;
}
.tj-hero-sub {
    font-size: clamp(16px, 1.2vw, 19px);
    line-height: 1.5;
    color: rgba(255,255,255,0.84);
    margin: 0 0 28px;
    max-width: 56ch;
}
.tj-hero-pills {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.tj-hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 22px;
    background: rgba(255,255,255,0.92);
    color: var(--tj-ink);
    border-radius: var(--tj-radius-pill);
    font-size: 14.5px;
    font-weight: 700;
    text-decoration: none;
    transition: transform var(--tj-tr), background var(--tj-tr);
    backdrop-filter: blur(6px);
}
.tj-hero-pill:hover {
    transform: translateY(-2px);
    background: #fff;
    color: var(--tj-ink);
    text-decoration: none;
}
.tj-hero-pill svg { transition: transform var(--tj-tr); }
.tj-hero-pill:hover svg { transform: translateX(3px); }

/* ============================================================
   Filter pills (Your Tech)
   ============================================================ */
.tj-filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}
.tj-filter-pill {
    padding: 10px 18px;
    background: #fff;
    color: var(--tj-text);
    border: 1px solid var(--tj-border);
    border-radius: var(--tj-radius-pill);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--tj-tr);
    font-family: inherit;
}
.tj-filter-pill:hover { border-color: var(--tj-ink); }
.tj-filter-pill.is-active {
    background: var(--tj-ink);
    color: #fff;
    border-color: var(--tj-ink);
}

/* ============================================================
   Article grid (magazine layout)
   ============================================================ */
.tj-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
}
.tj-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    background: #fff;
    border-radius: var(--tj-radius);
    overflow: hidden;
    transition: transform var(--tj-tr), box-shadow var(--tj-tr);
    grid-column: span 4;
}
.tj-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 28px 60px -30px rgba(20,24,36,0.22);
    text-decoration: none;
}
/* Card size variants */
.tj-card--default   { grid-column: span 4; }
.tj-card--landscape { grid-column: span 8; }
.tj-card--portrait  { grid-column: span 4; }
.tj-card--featured  { grid-column: span 8; }

.tj-card-thumb {
    width: 100%;
    aspect-ratio: 16 / 11;
    background: var(--tj-bg-soft);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}
.tj-card:hover .tj-card-thumb { }
.tj-card-thumb::after {
    content: "";
    position: absolute; inset: 0;
    background: rgba(0,0,0,0);
    transition: background var(--tj-tr);
}
.tj-card-thumb-fallback {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    color: #cdd3df;
}
.tj-card-label {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(255,255,255,0.95);
    color: var(--tj-ink);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: var(--tj-radius-pill);
    backdrop-filter: blur(6px);
}
/* Portrait cards: tall thumb */
.tj-card--portrait .tj-card-thumb { aspect-ratio: 3 / 4; }
/* Landscape & featured: wide thumb */
.tj-card--landscape .tj-card-thumb,
.tj-card--featured .tj-card-thumb { aspect-ratio: 16 / 9; }

.tj-card-body {
    padding: 22px 4px 4px;
}
.tj-card-cat {
    display: inline-block;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--tj-faint);
    font-weight: 700;
    margin-bottom: 10px;
}
.tj-card-headline {
    font-size: 19px;
    line-height: 1.3;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0;
    letter-spacing: -0.005em;
    transition: color var(--tj-tr);
}
.tj-card:hover .tj-card-headline { color: #000; }

/* Featured cards: larger headline */
.tj-card--featured .tj-card-headline { font-size: clamp(22px, 2vw, 30px); }
.tj-card--featured .tj-card-body     { padding-top: 28px; }
.tj-card--landscape .tj-card-headline { font-size: clamp(20px, 1.8vw, 26px); }

/* On soft-background sections, cards get a subtle border so they stand out */
.tj-section--soft .tj-card { background: #fff; }

/* ============================================================
   All Categories directory
   ============================================================ */
.tj-dir-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 32px 40px;
}
.tj-dir-card {
    background: transparent;
    border: 0;
    padding: 0;
}
.tj-dir-head {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--tj-border);
}
.tj-dir-icon {
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--tj-ink);
    font-size: 22px;
}
.tj-dir-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0;
    letter-spacing: -0.005em;
}
.tj-dir-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.tj-dir-list li { font-size: 14.5px; }
.tj-dir-list a {
    color: var(--tj-text);
    text-decoration: none;
    position: relative;
    transition: color var(--tj-tr);
}
.tj-dir-list a::after {
    content: "";
    position: absolute;
    left: 0; bottom: -2px;
    width: 0; height: 1px;
    background: var(--tj-ink);
    transition: width var(--tj-tr);
}
.tj-dir-list a:hover { color: var(--tj-ink); text-decoration: none; }
.tj-dir-list a:hover::after { width: 100%; }
.tj-dir-list span { color: var(--tj-muted); }

/* ============================================================
   Premium newsletter block
   ============================================================ */
.tj-bigletter {
    padding: 96px 0;
    background: #fff;
}
.tj-bigletter-card {
    max-width: 880px;
    margin: 0 auto;
    background: var(--tj-bg-warm);
    border-radius: var(--tj-radius-lg);
    padding: 72px 56px;
    text-align: center;
}
.tj-bigletter-title {
    font-size: clamp(28px, 3vw, 42px);
    line-height: 1.12;
    letter-spacing: -0.015em;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 14px;
}
.tj-bigletter-sub {
    font-size: 16.5px;
    line-height: 1.55;
    color: var(--tj-muted);
    margin: 0 0 32px;
    max-width: 56ch;
    margin-left: auto;
    margin-right: auto;
}
.tj-bigletter-form {
    display: flex;
    align-items: stretch;
    gap: 14px;
    max-width: 560px;
    margin: 0 auto;
}
.tj-bigletter-input-wrap { position: relative; flex: 1; min-width: 0; }
.tj-bigletter-input {
    width: 100%;
    height: 56px;
    background: #fff;
    border: 1px solid var(--tj-border);
    border-radius: 10px;
    padding: 0 48px 0 18px;
    font-size: 15.5px;
    color: var(--tj-ink);
    font-family: inherit;
    transition: border-color var(--tj-tr), box-shadow var(--tj-tr);
}
.tj-bigletter-input::placeholder { color: var(--tj-faint); }
.tj-bigletter-input:focus {
    outline: none;
    border-color: var(--tj-ink);
    box-shadow: 0 0 0 4px rgba(15,18,22,0.08);
}
.tj-bigletter-icon {
    position: absolute;
    top: 50%;
    right: 16px;
    transform: translateY(-50%);
    color: var(--tj-muted);
    pointer-events: none;
}
.tj-bigletter-btn {
    flex-shrink: 0;
    height: 56px;
    border-radius: 10px;
    padding: 0 28px;
}

/* ============================================================
   Strip newsletter (bottom)
   ============================================================ */
.tj-strip {
    background: var(--tj-bg-soft);
    padding: 64px 0;
    border-top: 1px solid var(--tj-border);
}
.tj-strip-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}
.tj-strip-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--tj-ink);
    letter-spacing: -0.005em;
    margin: 0 0 6px;
}
.tj-strip-sub {
    font-size: 14.5px;
    line-height: 1.55;
    color: var(--tj-muted);
    margin: 0;
}
.tj-strip-form {
    display: flex;
    gap: 12px;
    align-items: stretch;
}
.tj-strip-input-wrap { position: relative; flex: 1; min-width: 0; }
.tj-strip-input {
    width: 100%;
    height: 50px;
    background: #fff;
    border: 1px solid var(--tj-border);
    border-radius: 10px;
    padding: 0 44px 0 16px;
    font-size: 14.5px;
    color: var(--tj-ink);
    font-family: inherit;
    transition: border-color var(--tj-tr), box-shadow var(--tj-tr);
}
.tj-strip-input::placeholder { color: var(--tj-faint); }
.tj-strip-input:focus {
    outline: none;
    border-color: var(--tj-ink);
    box-shadow: 0 0 0 3px rgba(15,18,22,0.08);
}
.tj-strip-icon {
    position: absolute;
    top: 50%;
    right: 14px;
    transform: translateY(-50%);
    color: var(--tj-muted);
    pointer-events: none;
}
.tj-strip-btn { flex-shrink: 0; height: 50px; border-radius: 10px; padding: 0 24px; font-size: 14.5px; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1099px) {
    .tj-card--default   { grid-column: span 6; }
    .tj-card--portrait  { grid-column: span 6; }
    .tj-card--landscape { grid-column: span 12; }
    .tj-card--featured  { grid-column: span 12; }
    .tj-dir-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
    .bm-tj .tj-section { padding: 64px 0; }
    .tj-hero { min-height: 340px; padding: 60px 0; }
    .tj-grid { gap: 18px; }
    .tj-card,
    .tj-card--default,
    .tj-card--portrait,
    .tj-card--landscape,
    .tj-card--featured { grid-column: span 12; }
    .tj-dir-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 24px; }
    .tj-bigletter { padding: 64px 0; }
    .tj-bigletter-card { padding: 48px 28px; }
    .tj-bigletter-form { flex-direction: column; }
    .tj-bigletter-btn { width: 100%; justify-content: center; }
    .tj-strip-grid { grid-template-columns: 1fr; gap: 24px; }
    .tj-strip-form { flex-direction: column; }
    .tj-strip-btn { width: 100%; justify-content: center; }
}
@media (max-width: 480px) {
    .tj-hero-pill { padding: 12px 18px; font-size: 13.5px; }
    .tj-dir-grid { grid-template-columns: 1fr; }
}