/* ============================================================
   RM IT Governance — style.css
   1. Variables 2. Reset 3. Typography 4. Global 5. Header
   6. Hero 7. Buttons 8. Cards 9. Services 10. Frameworks
   11. LGPD 12. Methodology 13. Forms 14. Footer 15. Utilities
   16. Animations 17. Media Queries
   Bootstrap 5 = grid/containers/utilities/nav only.
   Visual identity = custom CSS below.
   ============================================================ */

/* 1. VARIABLES */
:root {
  --primary: #0a192f;
  --primary-dark: #071525;
  --primary-light: #13294b;
  --secondary: #1d5cff;
  --secondary-dark: #1443bd;
  --accent: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --background: #ffffff;
  --surface: #f4f6fa;
  --surface-2: #e9edf4;
  --text-primary: #0a192f;
  --text-secondary: #4b5b74;
  --text-muted: #7b8aa0;
  --text-inverse: #eef2f8;
  --border: #dfe5ee;
  --border-soft: #edf0f6;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #d97706;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(10, 25, 47, 0.07);
  --shadow-md: 0 12px 32px -12px rgba(10, 25, 47, 0.22);
  --shadow-lg: 0 28px 60px -20px rgba(10, 25, 47, 0.35);
  --transition: 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
  --font-head: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --section-pad: clamp(4rem, 7vw, 6.5rem);
}

/* 2. RESET / BASE */
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
html, body { overflow-x: clip; }
body {
  margin: 0; font-family: var(--font-body); color: var(--text-primary);
  background: var(--background); line-height: 1.65; font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--secondary); text-decoration: none; }
a:hover { color: var(--secondary-dark); }
::selection { background: var(--secondary); color: #fff; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* 3. TYPOGRAPHY */
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.14; letter-spacing: -0.02em; margin: 0 0 0.7rem; }
.display-hero { font-size: clamp(2.1rem, 4.6vw, 3.6rem); font-weight: 800; }
.section-title { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; }
.lead-custom { font-size: clamp(1.02rem, 1.4vw, 1.2rem); color: var(--text-secondary); max-width: 46rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.76rem; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--secondary); background: rgba(29, 92, 255, 0.09);
  border: 1px solid rgba(29, 92, 255, 0.22); padding: 0.42rem 0.85rem; border-radius: 100px;
}
.eyebrow.on-dark { color: var(--accent); background: rgba(45,212,191,0.1); border-color: rgba(45,212,191,0.3); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

/* 4. GLOBAL / SECTIONS */
.section { padding: var(--section-pad) 0; position: relative; }
.section-alt { background: var(--surface); }
.section-navy { background: radial-gradient(1100px 500px at 85% -10%, rgba(29,92,255,0.28), transparent 60%), linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%); color: var(--text-inverse); }
.section-navy .lead-custom, .section-navy p.muted { color: #b9c6da; }
.section-head { max-width: 760px; margin-bottom: 2.6rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lead-custom { margin-inline: auto; }
.skip-link { position: absolute; left: -9999px; top: 0; background: #fff; padding: 0.6rem 1rem; z-index: 2000; border-radius: 0 0 8px 0; }
.skip-link:focus { left: 0; }

/* 5. HEADER */
.site-header { position: sticky; top: 0; z-index: 1030; background: rgba(255,255,255,0.9); backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: var(--transition); }
.site-header.scrolled { background: rgba(255,255,255,0.97); border-bottom-color: var(--border-soft); box-shadow: var(--shadow-sm); }
.brand { display: flex; align-items: center; gap: 0.65rem; font-family: var(--font-head); font-weight: 800; color: var(--primary); font-size: 1.06rem; }
.brand-mark { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; color: #fff; font-weight: 800; background: linear-gradient(135deg, var(--primary) 10%, var(--secondary) 90%); box-shadow: var(--shadow-md); font-size: 1rem; letter-spacing: -0.05em; }
.brand small { display: block; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.18em; color: var(--text-muted); text-transform: uppercase; }
.nav-link-custom { position: relative; font-weight: 600; font-size: 0.92rem; color: var(--primary) !important; padding: 0.6rem 0.7rem !important; }
.nav-link-custom::after { content: ""; position: absolute; left: 0.7rem; right: 0.7rem; bottom: 0.3rem; height: 2px; border-radius: 2px; background: var(--secondary); transform: scaleX(0); transform-origin: left; transition: var(--transition); }
.nav-link-custom:hover::after, .nav-link-custom.active::after { transform: scaleX(1); }
.btn-diagnostic { white-space: nowrap; }

/* 6. HERO */
.hero { background: linear-gradient(180deg, #fff 0%, var(--surface) 100%); overflow: hidden; padding: calc(var(--section-pad) + 1rem) 0 var(--section-pad); position: relative; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(10,25,47,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(10,25,47,0.05) 1px, transparent 1px); background-size: 44px 44px; mask-image: radial-gradient(700px 420px at 20% 20%, black, transparent 75%); pointer-events: none; }
.hero-concept { display: inline-flex; align-items: center; gap: 0.6rem; margin-top: 1.2rem; font-weight: 700; color: var(--primary); font-size: 0.95rem; }
.hero-concept i { color: var(--success); }
/* Hero dashboard visual */
.hero-panel { background: linear-gradient(180deg, #101f3a, var(--primary-dark)); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); color: #dbe5f3; padding: 1.3rem; position: relative; overflow: hidden; }
.hero-panel::after { content: ""; position: absolute; width: 420px; height: 420px; right: -140px; top: -140px; background: radial-gradient(circle, rgba(45,212,191,0.22), transparent 65%); pointer-events: none; }
.panel-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.panel-dots span { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; background: #33475f; }
.panel-dots span:nth-child(1) { background: #f87171; } .panel-dots span:nth-child(2) { background: #fbbf24; } .panel-dots span:nth-child(3) { background: #34d399; }
.live-badge { font-size: 0.7rem; font-weight: 800; letter-spacing: 0.12em; background: rgba(45,212,191,0.14); border: 1px solid rgba(45,212,191,0.4); color: var(--accent); padding: 0.3rem 0.7rem; border-radius: 100px; }
.nist-orbit { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.6rem; margin: 1rem 0; }
.nist-node { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-sm); padding: 0.65rem 0.5rem; text-align: center; transition: var(--transition); }
.nist-node:hover { transform: translateY(-3px); border-color: var(--accent); }
.nist-node strong { display: block; font-size: 0.72rem; letter-spacing: 0.08em; }
.nist-node span { font-size: 0.68rem; color: #93a3bb; }
.nist-node.govern { grid-column: 1 / -1; background: linear-gradient(90deg, rgba(29,92,255,0.35), rgba(45,212,191,0.25)); border-color: rgba(45,212,191,0.5); }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
.metric { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-sm); padding: 0.7rem; }
.metric small { display: block; font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: #93a3bb; }
.metric strong { font-size: 1.15rem; font-family: var(--font-head); }
.mbar { height: 6px; border-radius: 100px; background: rgba(255,255,255,0.14); margin-top: 0.5rem; overflow: hidden; }
.mbar i { display: block; height: 100%; width: 0; border-radius: 100px; background: linear-gradient(90deg, var(--secondary), var(--accent)); transition: width 1.2s ease; }

/* 7. BUTTONS */
.btn-custom { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 700; border-radius: 12px; padding: 0.85rem 1.5rem; border: 1px solid transparent; transition: var(--transition); font-size: 0.98rem; }
.btn-primary-custom { background: linear-gradient(135deg, var(--secondary), var(--secondary-dark)); color: #fff; box-shadow: 0 12px 26px -10px rgba(29,92,255,0.55); }
.btn-primary-custom:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 18px 34px -10px rgba(29,92,255,0.6); }
.btn-ghost { background: #fff; border-color: var(--border); color: var(--primary); }
.btn-ghost:hover { border-color: var(--primary); transform: translateY(-2px); color: var(--primary); }
.btn-accent { background: var(--accent); color: var(--primary-dark); }
.btn-accent:hover { transform: translateY(-2px); color: var(--primary-dark); filter: brightness(1.05); }
.btn-light-ghost { border-color: rgba(255,255,255,0.3); color: #fff; }
.btn-light-ghost:hover { border-color: #fff; color: #fff; }

/* 8. CARDS / BADGES / TAGS */
.card-custom { background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-md); padding: 1.7rem; height: 100%; box-shadow: var(--shadow-sm); transition: var(--transition); position: relative; }
.card-custom:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #c9d5e8; }
.card-icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 1.4rem; color: #fff; background: linear-gradient(135deg, var(--primary), var(--secondary)); margin-bottom: 1rem; }
.card-icon.soft { background: var(--accent-soft); color: var(--primary); border: 1px solid rgba(45,212,191,0.4); }
.card-custom h3 { font-size: 1.12rem; }
.card-custom p { color: var(--text-secondary); font-size: 0.95rem; }
.card-link { font-weight: 700; font-size: 0.9rem; display: inline-flex; gap: 0.35rem; align-items: center; }
.tag { display: inline-block; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.28rem 0.65rem; border-radius: 100px; background: var(--surface-2); color: var(--primary); border: 1px solid var(--border); }
.tag.accent { background: var(--accent-soft); border-color: rgba(45,212,191,0.45); color: #0b3b36; }
.tag.blue { background: rgba(29,92,255,0.1); border-color: rgba(29,92,255,0.3); color: var(--secondary-dark); }

/* 9. SERVICES */
.service-grid .card-custom { overflow: hidden; }
.service-grid .card-custom::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--secondary), var(--accent)); opacity: 0; transition: var(--transition); }
.service-grid .card-custom:hover::before { opacity: 1; }

/* 10. FRAMEWORK / DIAGRAMS */
.split-60-40 { display: grid; grid-template-columns: 1.35fr 1fr; gap: 2.5rem; align-items: center; }
.func-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; }
.func { background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); padding: 1rem; box-shadow: var(--shadow-sm); }
.func b { display: block; font-family: var(--font-head); font-size: 0.86rem; letter-spacing: 0.06em; }
.func small { color: var(--text-secondary); font-size: 0.82rem; }
.func .mbar { background: var(--surface-2); }
.func .mbar i { background: linear-gradient(90deg, var(--secondary), var(--accent)); }
.func-grid.on-dark .func { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.14); }
.func-grid.on-dark .func small { color: #aebdd2; }
.deliverable { display: flex; gap: 0.7rem; align-items: flex-start; background: #fff; border: 1px solid var(--border-soft); padding: 0.85rem 1rem; border-radius: var(--radius-sm); font-size: 0.92rem; }
.deliverable i { color: var(--success); font-size: 1.1rem; }
/* Risk matrix */
.risk-matrix { display: grid; grid-template-columns: 90px repeat(5, 1fr); gap: 6px; font-size: 0.75rem; }
.risk-cell { border-radius: 8px; padding: 0.65rem 0.3rem; text-align: center; font-weight: 700; color: #fff; }
.r-low { background: #16a34a; } .r-med { background: #eab308; color: #422006; } .r-high { background: #f97316; } .r-crit { background: #dc2626; }
.r-label { display: flex; align-items: center; justify-content: center; font-weight: 800; color: var(--text-secondary); font-size: 0.7rem; }
.r-head { font-weight: 800; color: var(--text-secondary); text-align: center; font-size: 0.68rem; text-transform: uppercase; }
/* Flow */
.flow-chain { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; }
.flow-step { flex: 1 1 150px; background: #fff; border: 1px solid var(--border); padding: 1rem; text-align: center; position: relative; font-weight: 700; font-size: 0.9rem; }
.flow-step:not(:last-child)::after { content: "→"; position: absolute; right: -14px; top: 50%; transform: translateY(-50%); background: var(--secondary); color: #fff; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; z-index: 2; font-size: 0.85rem; }
.flow-step:first-child { border-radius: 12px 0 0 12px; } .flow-step:last-child { border-radius: 0 12px 12px 0; background: var(--primary); color: #fff; border-color: var(--primary); }
/* Checklist */
.evidence-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.7rem; }
.evidence-list li { background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); padding: 0.9rem 1.1rem; display: flex; gap: 0.8rem; box-shadow: var(--shadow-sm); }
.evidence-list li i { color: var(--secondary); font-size: 1.2rem; }
/* Lifecycle */
.lifecycle { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0.6rem; }
.life-step { text-align: center; background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); padding: 1rem 0.5rem; position: relative; }
.life-step b { display: block; width: 34px; height: 34px; margin: 0 auto 0.5rem; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 0.9rem; }
/* Timelines */
.timeline-v { position: relative; padding-left: 2rem; display: grid; gap: 1rem; }
.timeline-v::before { content: ""; position: absolute; left: 10px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--secondary), var(--accent)); border-radius: 2px; }
.t-step { position: relative; background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); padding: 1rem 1.2rem; box-shadow: var(--shadow-sm); }
.t-step::before { content: ""; position: absolute; left: -1.65rem; top: 1.2rem; width: 12px; height: 12px; border-radius: 50%; background: var(--secondary); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--secondary); }
.t-step .num { font-size: 0.72rem; font-weight: 800; letter-spacing: 0.12em; color: var(--secondary); }
.timeline-h { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 0.6rem; overflow-x: auto; padding-bottom: 0.5rem; }
.timeline-h .t-step::before { display: none; }
/* Methodology path */
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; counter-reset: step; }
.method-card { background: #fff; border: 1px solid var(--border-soft); border-radius: var(--radius-md); padding: 1.4rem; position: relative; transition: var(--transition); }
.method-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.method-card .mnum { font-family: var(--font-head); font-weight: 800; font-size: 0.78rem; letter-spacing: 0.14em; color: var(--accent); background: var(--primary); display: inline-block; padding: 0.3rem 0.7rem; border-radius: 100px; margin-bottom: 0.7rem; }

/* 11. LGPD */
.lgpd-band { background: linear-gradient(135deg, #f4f6fa 0%, #e6fbf7 55%, #e9efff 100%); border-block: 1px solid var(--border-soft); }
.ropa-table { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-md); }
.ropa-scroll { overflow-x: auto; }
.ropa-table table { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 0.83rem; margin: 0; }
.ropa-table th { background: var(--primary); color: #fff; text-align: left; padding: 0.75rem 0.9rem; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap; }
.ropa-table td { padding: 0.7rem 0.9rem; border-top: 1px solid var(--border-soft); color: var(--text-secondary); white-space: nowrap; }
.accordion-custom .accordion-item { border: 1px solid var(--border-soft); border-radius: var(--radius-sm) !important; overflow: hidden; margin-bottom: 0.7rem; box-shadow: var(--shadow-sm); }
.accordion-custom .accordion-button { font-weight: 700; font-family: var(--font-head); }
.accordion-custom .accordion-button:not(.collapsed) { background: var(--primary); color: #fff; }
.accordion-custom .accordion-button:not(.collapsed)::after { filter: invert(1); }
.nav-pills-custom .nav-link { border-radius: 100px; font-weight: 700; color: var(--primary); border: 1px solid var(--border); margin-right: 0.5rem; font-size: 0.88rem; }
.nav-pills-custom .nav-link.active { background: var(--primary); border-color: var(--primary); }

/* 12. METHODOLOGY — covered above */

/* 13. FORMS */
.form-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--border-soft); padding: clamp(1.5rem, 3vw, 2.5rem); }
.form-card h3 { color: #000; }
.form-label { font-weight: 700; font-size: 0.88rem; color: #000; }
.form-control-custom, .form-select-custom { border-radius: 10px; border: 1.5px solid var(--border); padding: 0.75rem 1rem; width: 100%; font-size: 0.95rem; transition: var(--transition); background: #fff; color: #000; }
.form-control-custom::placeholder { color: #5a6b84; opacity: 1; }
.form-control-custom:focus, .form-select-custom:focus { border-color: var(--secondary); box-shadow: 0 0 0 4px rgba(29,92,255,0.14); outline: none; }
.is-invalid-custom { border-color: var(--danger) !important; }
.field-error { color: var(--danger); font-size: 0.82rem; font-weight: 600; margin-top: 0.3rem; display: none; }
.field-error.show { display: block; }
.form-ok { display: none; background: #ecfdf5; border: 1px solid #6ee7b7; color: #065f46; padding: 1rem; border-radius: 10px; font-weight: 600; }

/* 14. FOOTER */
.footer { background: var(--primary-dark); color: #b9c6da; padding: 4rem 0 0; }
.footer a { color: #b9c6da; font-size: 0.92rem; }
.footer a:hover { color: #fff; }
.footer h5 { color: #fff; font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 2.5rem; padding: 1.2rem 0; font-size: 0.85rem; }
.social-btn { width: 40px; height: 40px; border-radius: 10px; display: inline-grid; place-items: center; border: 1px solid rgba(255,255,255,0.2); color: #fff; margin-right: 0.5rem; transition: var(--transition); }
.social-btn:hover { background: var(--secondary); border-color: var(--secondary); color: #fff; }

/* 15. UTILITIES */
.muted { color: var(--text-secondary); }
.quote-block { border-left: 4px solid var(--accent); background: #fff; padding: 1.2rem 1.4rem; border-radius: 0 12px 12px 0; box-shadow: var(--shadow-sm); font-size: 1.02rem; }
.on-dark-card { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14); border-radius: var(--radius-md); padding: 1.5rem; }
.trust-strip { border-block: 1px solid var(--border-soft); background: #fff; }
.trust-item { display: flex; align-items: center; gap: 0.6rem; font-weight: 800; font-family: var(--font-head); font-size: 0.9rem; letter-spacing: 0.04em; color: var(--primary); white-space: nowrap; }
.trust-item i { color: var(--secondary); }
.back-to-top { position: fixed; right: 1.2rem; bottom: 1.2rem; width: 48px; height: 48px; border-radius: 14px; border: none; background: var(--primary); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: var(--transition); z-index: 1040; }
.back-to-top.show { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--secondary); }
.whatsapp-fab { position: fixed; left: 1.2rem; bottom: 1.2rem; z-index: 1040; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; font-size: 1.5rem; box-shadow: var(--shadow-lg); transition: var(--transition); }
.whatsapp-fab:hover { transform: scale(1.08); color: #fff; background: #1eb856; }
.conversion-band { background: linear-gradient(135deg, var(--primary) 0%, #12315e 55%, var(--secondary-dark) 100%); border-radius: var(--radius-lg); color: #fff; padding: clamp(2rem, 4vw, 3.5rem); position: relative; overflow: hidden; box-shadow: var(--shadow-lg); }
.conversion-band::after { content: ""; position: absolute; width: 500px; height: 500px; right: -160px; top: -160px; background: radial-gradient(circle, rgba(45,212,191,0.25), transparent 65%); }
.check-list { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: 0.55rem; }
.check-list li { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.96rem; }
.check-list i { color: var(--accent); margin-top: 0.2rem; }
.conversion-band .check-list i { color: var(--accent); }

/* 16. ANIMATIONS */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.counter { font-variant-numeric: tabular-nums; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* 17. MEDIA QUERIES */
@media (max-width: 991.98px) {
  .split-60-40 { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: 1fr 1fr; }
  .lifecycle { grid-template-columns: repeat(3, 1fr); }
  .timeline-h { grid-auto-flow: row; }
  .hero { padding-top: 3rem; }
  .flow-step:not(:last-child)::after { display: none; }
  .flow-chain { gap: 0.6rem; }
  .flow-step { border-radius: 12px !important; }
}
@media (max-width: 575.98px) {
  .method-grid, .func-grid, .nist-orbit, .metric-row { grid-template-columns: 1fr 1fr; }
  .nist-node.govern { grid-column: 1 / -1; }
  .lifecycle { grid-template-columns: 1fr 1fr; }
  .risk-matrix { grid-template-columns: 64px repeat(5, 1fr); font-size: 0.66rem; }
  .btn-custom { width: 100%; justify-content: center; }
  .hero-panel { margin-top: 1.5rem; }
}