/* Progression hubs — co-ban / sau-co-ban / pro-thi-dau
   Extends .page-stream; Read mode: clear hierarchy, short display titles */

.page-progression {
    --prog-ink: #0f172a;
    --prog-muted: #334155;
    --prog-line: rgba(2, 132, 199, 0.16);
    --prog-measure: 62ch;
}

.page-progression .prog-main {
    max-width: 920px;
    margin: 0 auto;
    padding: 8px 20px 72px;
}

.page-progression .prog-hero {
    margin: 16px 0 32px;
    padding: clamp(28px, 5vw, 44px);
    border-radius: var(--stream-radius);
    background: var(--stream-banner);
    box-shadow: var(--stream-shadow);
    display: grid;
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.page-progression .prog-hero::after {
    content: "";
    position: absolute;
    inset: auto -12% -45% 35%;
    height: 75%;
    background: radial-gradient(circle, rgba(5, 150, 105, 0.14), transparent 65%);
    pointer-events: none;
}

.page-progression .prog-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.page-progression .prog-brand img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.page-progression .prog-brand-name {
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--stream-accent-dark);
    line-height: 1.1;
}

.page-progression .prog-hero h1 {
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-weight: 800;
    font-size: clamp(1.9rem, 4.5vw, 2.65rem);
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: var(--prog-ink);
    margin: 0;
    max-width: 14ch;
    position: relative;
    z-index: 1;
    text-wrap: balance;
}

.page-progression .prog-lead {
    margin: 0;
    max-width: var(--prog-measure);
    font-size: 1.08rem;
    line-height: 1.55;
    color: var(--prog-muted);
    position: relative;
    z-index: 1;
}

.page-progression .prog-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.page-progression .prog-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 999px;
    background: var(--stream-accent);
    color: #fff !important;
    font-weight: 700;
    text-decoration: none !important;
    box-shadow: 0 10px 24px rgba(5, 150, 105, 0.28);
    transition: transform 0.2s ease, background 0.2s ease;
}

.page-progression .prog-cta:hover {
    background: var(--stream-accent-dark);
    transform: translateY(-1px);
}

.page-progression .prog-cta:focus-visible {
    outline: 3px solid #7dd3fc;
    outline-offset: 3px;
}

.page-progression .prog-cta-secondary {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    border: 2px solid rgba(2, 132, 199, 0.35);
    color: var(--stream-blue) !important;
    font-weight: 700;
    text-decoration: none !important;
    background: rgba(255, 255, 255, 0.72);
}

.page-progression .prog-cta-secondary:hover {
    border-color: var(--stream-blue);
    background: #fff;
}

.page-progression .prog-body {
    display: grid;
    gap: 28px;
    max-width: var(--prog-measure);
}

.page-progression .prog-body p {
    margin: 0;
    color: var(--prog-muted);
    font-size: 1.02rem;
    line-height: 1.65;
}

.page-progression .prog-body p + p {
    margin-top: 0.85rem;
}

.page-progression .prog-tip {
    margin: 0;
    padding: 16px 18px;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    color: var(--prog-muted);
    line-height: 1.55;
}

.page-progression .prog-tip strong {
    color: var(--prog-ink);
}

.page-progression .prog-section-title {
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-size: clamp(1.35rem, 2.4vw, 1.65rem);
    font-weight: 800;
    color: var(--prog-ink);
    margin: 8px 0 14px;
    letter-spacing: -0.02em;
}

.page-progression .prog-tools {
    display: grid;
    gap: 12px;
    margin: 0 0 8px;
    max-width: none;
}

.page-progression .prog-tool {
    display: grid;
    gap: 6px;
    padding: 18px 20px;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    text-decoration: none !important;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-progression .prog-tool:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.1);
}

.page-progression .prog-tool:focus-visible {
    outline: 3px solid #7dd3fc;
    outline-offset: 3px;
}

.page-progression .prog-tool strong {
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--stream-blue);
    letter-spacing: -0.01em;
}

.page-progression .prog-tool span {
    color: var(--prog-muted);
    font-size: 0.98rem;
    line-height: 1.5;
}

.page-progression .prog-band {
    margin: 28px 0 8px;
    padding: clamp(24px, 4vw, 36px);
    border-radius: var(--stream-radius);
    background: linear-gradient(135deg, #059669 0%, #0284c7 100%);
    color: #fff;
    box-shadow: var(--stream-shadow);
    display: grid;
    gap: 12px;
}

.page-progression .prog-band h2 {
    margin: 0;
    font-family: "Baloo 2", sans-serif;
    font-size: clamp(1.35rem, 2.8vw, 1.75rem);
    font-weight: 800;
    color: #fff;
}

.page-progression .prog-band p {
    margin: 0;
    max-width: 48ch;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.5;
}

.page-progression .prog-band-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.page-progression .prog-band .prog-cta {
    background: #fff;
    color: var(--stream-accent-dark) !important;
    box-shadow: none;
    width: fit-content;
}

.page-progression .prog-band .prog-cta:hover {
    background: #ecfdf5;
}

.page-progression .prog-band .prog-cta-on-band {
    background: transparent;
    color: #fff !important;
    border: 2px solid rgba(255, 255, 255, 0.72);
}

.page-progression .prog-band .prog-cta-on-band:hover {
    background: rgba(255, 255, 255, 0.12);
}

.page-progression .prog-closing {
    margin: 28px 0 0;
    max-width: var(--prog-measure);
    color: var(--prog-muted);
    line-height: 1.65;
}

.page-progression .prog-closing a {
    color: var(--stream-blue);
    font-weight: 600;
}

/* Spoke articles under /co-ban, /sau-co-ban, /pro-thi-dau */
.page-progression .prog-article {
    display: grid;
    gap: 28px;
    max-width: var(--prog-measure);
}

.page-progression .prog-article h2 {
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-size: clamp(1.25rem, 2.2vw, 1.5rem);
    font-weight: 800;
    color: var(--prog-ink);
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.page-progression .prog-article p {
    margin: 0 0 12px;
    color: var(--prog-muted);
    font-size: 1.02rem;
    line-height: 1.65;
}

.page-progression .prog-article ul,
.page-progression .prog-article ol {
    margin: 0 0 8px;
    padding-left: 1.2rem;
    color: var(--prog-muted);
    line-height: 1.6;
}

.page-progression .prog-article li {
    margin-bottom: 10px;
}

.page-progression .prog-article li:last-child {
    margin-bottom: 0;
}

.page-progression .prog-article a {
    color: var(--stream-blue);
    font-weight: 600;
}

.page-progression .prog-stages {
    display: grid;
    gap: 12px;
    margin: 0 0 8px;
}

.page-progression .prog-stage {
    padding: 16px 18px;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.page-progression .prog-stage strong {
    display: block;
    font-family: "Baloo 2", "Be Vietnam Pro", sans-serif;
    font-size: 1.08rem;
    color: var(--prog-ink);
    margin-bottom: 6px;
}

.page-progression .prog-stage p {
    margin: 0;
    color: var(--prog-muted);
    font-size: 0.98rem;
    line-height: 1.55;
}

.page-progression .prog-hero h1.prog-title-wide {
    max-width: 16ch;
}

.page-progression .prog-meta {
    margin: 0;
    font-size: 0.9rem;
    color: var(--prog-muted);
    position: relative;
    z-index: 1;
}

@media (max-width: 760px) {
    .page-progression .prog-hero h1 {
        max-width: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-progression .prog-cta,
    .page-progression .prog-tool {
        transition: none;
    }
}