/* ============================================================
 * Readify — Sostenibilidad (paleta verde profundo)
 * ============================================================ */

.readify-page-sosten { background: var(--rdfy-cream); }

.readify-page-sosten .so-h {
    font-family: var(--rdfy-f-display);
    font-size: clamp(40px, 5.4vw, 72px);
    font-weight: 600; line-height: 1.0;
    letter-spacing: -0.035em; margin-bottom: 24px;
}
.readify-page-sosten .so-h em { color: var(--rdfy-verde); font-style: italic; }
.readify-page-sosten .so-sub { font-size: 17px; color: var(--rdfy-ink-muted); max-width: 620px; line-height: 1.55; }

/* HERO */
.readify-page-sosten .so-hero { padding: 180px 48px 80px; max-width: 1100px; margin: 0 auto; text-align: center; }
.readify-page-sosten .so-eyebrow {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 8px 16px 8px 14px;
    background: rgba(46, 74, 34, 0.08);
    border: 1px solid rgba(46, 74, 34, 0.2);
    color: var(--rdfy-verde);
    border-radius: 999px;
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.14em; text-transform: uppercase;
    margin-bottom: 36px;
}
.readify-page-sosten .so-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--rdfy-verde); animation: so-pulse 2.4s infinite; }
@keyframes so-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
.readify-page-sosten .so-display {
    font-family: var(--rdfy-f-display);
    font-size: clamp(52px, 7.2vw, 108px);
    font-weight: 600; line-height: 0.92;
    letter-spacing: -0.045em; margin-bottom: 32px;
}
.readify-page-sosten .so-display em { color: var(--rdfy-verde); font-style: italic; }
.readify-page-sosten .so-lead { font-size: 19px; line-height: 1.6; color: var(--rdfy-ink-muted); max-width: 700px; margin: 0 auto; }

/* STATS */
.readify-page-sosten .so-stats { padding: 120px 48px; background: var(--rdfy-verde); color: var(--rdfy-cream); position: relative; overflow: hidden; }
.readify-page-sosten .so-stats::before { content: ""; position: absolute; top: -150px; right: -150px; width: 500px; height: 500px; border-radius: 50%; background: radial-gradient(circle, rgba(212, 167, 106, 0.14) 0%, transparent 60%); }
.readify-page-sosten .so-stats-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 1; }
.readify-page-sosten .so-stats .rdfy-chapter-label { color: var(--rdfy-ambar-soft) !important; }
.readify-page-sosten .so-stats .rdfy-chapter-num { color: var(--rdfy-ambar-soft) !important; }
.readify-page-sosten .so-stats .rdfy-chapter-line { background: var(--rdfy-ambar-soft); }
.readify-page-sosten .so-stats .so-h { color: var(--rdfy-cream) !important; }
.readify-page-sosten .so-stats .so-h em { color: var(--rdfy-ambar-soft); }
.readify-page-sosten .so-stats .so-sub { color: rgba(249,247,242,0.7); }
.readify-page-sosten .so-stats-head { max-width: 720px; margin-bottom: 80px; }
.readify-page-sosten .so-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: rgba(249, 247, 242, 0.15); border: 1px solid rgba(249, 247, 242, 0.15); border-radius: 18px; overflow: hidden; }
.readify-page-sosten .so-stat { padding: 44px 32px 36px; background: var(--rdfy-verde); min-height: 260px; display: flex; flex-direction: column; }
.readify-page-sosten .so-stat-n {
    font-family: var(--rdfy-f-display);
    font-size: 72px; font-weight: 600;
    letter-spacing: -0.045em; line-height: 0.9;
    color: var(--rdfy-cream);
    margin-bottom: 12px;
    display: flex; align-items: baseline; gap: 4px;
}
.readify-page-sosten .so-stat-n em { font-style: normal; color: var(--rdfy-ambar-soft); }
.readify-page-sosten .so-stat-n span { font-size: 28px; color: var(--rdfy-ambar-soft); opacity: 0.9; }
.readify-page-sosten .so-stat-u { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 700; margin-bottom: 20px; color: rgba(249, 247, 242, 0.8); }
.readify-page-sosten .so-stat-d { font-size: 13px; color: rgba(249, 247, 242, 0.75); line-height: 1.55; flex: 1; }

/* PILLARS */
.readify-page-sosten .so-pillars { padding: 140px 48px; max-width: 1440px; margin: 0 auto; }
.readify-page-sosten .so-pillars-head { max-width: 720px; margin-bottom: 72px; }
.readify-page-sosten .so-pillars-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.readify-page-sosten .so-pillar {
    padding: 44px 40px 36px;
    background: var(--rdfy-cream);
    border: 1px solid var(--rdfy-line);
    border-radius: 16px;
    transition: all 0.3s;
}
.readify-page-sosten .so-pillar:hover { transform: translateY(-4px); border-color: var(--rdfy-verde); box-shadow: 0 16px 32px -12px rgba(46, 74, 34, 0.15); }
.readify-page-sosten .so-pillar-n {
    font-family: var(--rdfy-f-display);
    font-size: 18px; font-weight: 600;
    color: var(--rdfy-verde);
    letter-spacing: 0.02em;
    margin-bottom: 20px;
}
.readify-page-sosten .so-pillar h3 {
    font-family: var(--rdfy-f-display);
    font-size: 26px; font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin-bottom: 14px;
}
.readify-page-sosten .so-pillar p { font-size: 15px; color: var(--rdfy-ink-muted); line-height: 1.6; margin-bottom: 20px; }
.readify-page-sosten .so-pillar-proof {
    padding-top: 16px;
    border-top: 1px solid var(--rdfy-line-soft);
    font-size: 11px; color: var(--rdfy-verde);
    letter-spacing: 0.08em; text-transform: uppercase;
    font-weight: 700;
}

/* PROCESS */
.readify-page-sosten .so-process { padding: 140px 48px; background: var(--rdfy-cream-warm); border-top: 1px solid var(--rdfy-line); border-bottom: 1px solid var(--rdfy-line); }
.readify-page-sosten .so-process-inner { max-width: 1280px; margin: 0 auto; }
.readify-page-sosten .so-process-head { max-width: 640px; margin-bottom: 72px; }
.readify-page-sosten .so-process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.readify-page-sosten .so-step { padding-top: 20px; border-top: 2px solid var(--rdfy-verde); }
.readify-page-sosten .so-step-k { font-family: var(--rdfy-f-display); font-size: 44px; font-weight: 600; letter-spacing: -0.04em; color: var(--rdfy-verde); margin-bottom: 20px; line-height: 1; }
.readify-page-sosten .so-step h3 { font-family: var(--rdfy-f-display); font-size: 20px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 10px; }
.readify-page-sosten .so-step p { font-size: 14px; color: var(--rdfy-ink-muted); line-height: 1.55; }

/* COMMITS */
.readify-page-sosten .so-commits { padding: 140px 48px; max-width: 1100px; margin: 0 auto; }
.readify-page-sosten .so-commits-head { max-width: 680px; margin-bottom: 56px; }
.readify-page-sosten .so-commits-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.readify-page-sosten .so-commit {
    display: grid; grid-template-columns: 80px 1fr; gap: 32px;
    padding: 28px 32px;
    background: var(--rdfy-cream);
    border: 1px solid var(--rdfy-line);
    border-radius: 14px;
    align-items: center;
    transition: all 0.25s;
}
.readify-page-sosten .so-commit:hover { border-color: var(--rdfy-verde); transform: translateX(4px); }
.readify-page-sosten .so-commit-num { font-family: var(--rdfy-f-display); font-size: 36px; font-weight: 600; letter-spacing: -0.04em; color: var(--rdfy-verde); line-height: 1; }
.readify-page-sosten .so-commit > div:last-child { font-size: 16px; color: var(--rdfy-ink); line-height: 1.55; }
.readify-page-sosten .so-commit strong { font-weight: 600; color: var(--rdfy-ink); }

/* FINAL */
.readify-page-sosten .so-final { padding: 140px 48px; background: var(--rdfy-verde-deep); color: var(--rdfy-cream) !important; position: relative; overflow: hidden; }
.readify-page-sosten .so-final::before { content: ""; position: absolute; bottom: -200px; left: 50%; transform: translateX(-50%); width: 600px; height: 400px; background: radial-gradient(ellipse, rgba(212, 167, 106, 0.18) 0%, transparent 60%); }
.readify-page-sosten .so-final-inner { max-width: 720px; margin: 0 auto; position: relative; z-index: 1; text-align: center; }
.readify-page-sosten .so-final-eyebrow { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700; color: var(--rdfy-ambar-soft) !important; margin-bottom: 32px; display: inline-block; }
.readify-page-sosten .so-final h2 { font-family: var(--rdfy-f-display); font-size: clamp(44px, 6vw, 80px); font-weight: 600; line-height: 0.95; letter-spacing: -0.04em; margin-bottom: 28px; color: var(--rdfy-cream) !important; }
.readify-page-sosten .so-final h2 em { color: var(--rdfy-ambar-soft) !important; font-style: italic; }
.readify-page-sosten .so-final p { font-size: 18px; color: rgba(249,247,242,0.75) !important; max-width: 540px; margin: 0 auto 48px; line-height: 1.55; }
.readify-page-sosten .so-final-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.readify-page-sosten .so-btn-cream { background: var(--rdfy-cream); color: var(--rdfy-ink) !important; padding: 16px 28px; border-radius: 999px; font-family: var(--rdfy-f-ui); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 10px; transition: all 0.2s; }
.readify-page-sosten .so-btn-cream:hover { background: var(--rdfy-pergamino); transform: translateY(-2px); }
.readify-page-sosten .so-btn-outline { background: transparent; color: var(--rdfy-cream) !important; padding: 16px 28px; border: 1px solid rgba(249,247,242,0.3); border-radius: 999px; font-family: var(--rdfy-f-ui); font-size: 14px; font-weight: 600; transition: all 0.2s; }
.readify-page-sosten .so-btn-outline:hover { border-color: var(--rdfy-cream); background: rgba(249,247,242,0.08); }

@media (max-width: 960px) {
    .readify-page-sosten .so-hero { padding: 140px 24px 60px; }
    .readify-page-sosten .so-stats, .readify-page-sosten .so-pillars, .readify-page-sosten .so-process, .readify-page-sosten .so-commits, .readify-page-sosten .so-final { padding: 100px 24px; }
    .readify-page-sosten .so-stats-grid { grid-template-columns: 1fr 1fr; }
    .readify-page-sosten .so-pillars-grid { grid-template-columns: 1fr; }
    .readify-page-sosten .so-process-steps { grid-template-columns: 1fr 1fr; }
    .readify-page-sosten .so-commit { grid-template-columns: 1fr; gap: 12px; padding: 22px 24px; }
}
@media (max-width: 560px) {
    .readify-page-sosten .so-stats-grid { grid-template-columns: 1fr; }
    .readify-page-sosten .so-process-steps { grid-template-columns: 1fr; }
}