/* ============================================================
   DARU PERFORMANCE DIAGNOSTIC — MAREK DIAGNOSTICS & SUPPLEMENTS AESTHETIC
   Clinical High-Precision Diagnostic Architecture
   Canvas: Deep Obsidian & Carbon (#07080B)
   Primary Signature Accent: Marek Crimson (#AA423F)
   ============================================================ */

:root {
    /* ---- Surfaces & Deep Obsidian Canvas ----------------- */
    --pa-bg-base: #07080B;
    --pa-bg-subtle: #0B0E14;
    --pa-bg-raised: #10141D;
    --pa-bg-surface: #151A26;
    --pa-bg-card: rgba(16, 20, 29, 0.88);
    --pa-bg-card-hover: rgba(22, 28, 42, 0.98);

    /* ---- Borders & Micro-hairlines ----------------------- */
    --pa-border: rgba(255, 255, 255, 0.08);
    --pa-border-subtle: rgba(255, 255, 255, 0.04);
    --pa-border-hover: rgba(170, 66, 63, 0.5);
    --pa-border-crimson: rgba(170, 66, 63, 0.35);
    --pa-border-crimson-strong: rgba(170, 66, 63, 0.75);

    /* ---- Marek Crimson & Ruby Accents (#AA423F) --------- */
    --pa-crimson: #AA423F;
    --pa-crimson-light: #D65E5A;
    --pa-crimson-bright: #F08C89;
    --pa-crimson-dark: #7A2624;
    --pa-crimson-gradient: linear-gradient(135deg, #D45B57 0%, #AA423F 55%, #7E2826 100%);
    --pa-crimson-glow: 0 0 35px rgba(170, 66, 63, 0.22);
    --pa-card-glow: 0 12px 36px -8px rgba(0, 0, 0, 0.65);

    /* ---- Text Hierarchy & Contrast ----------------------- */
    --pa-text-heading: #FFFFFF;
    --pa-text-body: #D1D5DB;
    --pa-text-muted: #848D9A;
    --pa-text-dim: #525A66;

    /* ---- 6 Performance Diagnostic Pillars ---------------- */
    --color-pillar-strength: #D45B57;     /* Force & Power - Crimson */
    --color-pillar-conditioning: #E05244; /* Work Capacity - Fire */
    --color-pillar-movement: #26B5CE;     /* Mobility & Biomechanics - Cyan */
    --color-pillar-recovery: #9370DB;     /* CNS & Sleep - Amethyst */
    --color-pillar-nutrition: #3DB877;    /* Fueling & Hydration - Emerald */
    --color-pillar-consistency: #E0629A;  /* Execution & Mindset - Rose */

    /* ---- Typography -------------------------------------- */
    --pa-font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --pa-font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --pa-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    /* ---- Layout & Spatial Rhythm ------------------------- */
    --pa-container-max: 1200px;
    --pa-container-narrow: 840px;
    --pa-gutter: 24px;
    --pa-radius-sm: 8px;
    --pa-radius: 14px;
    --pa-radius-lg: 20px;
    --pa-radius-pill: 9999px;
    --pa-tap-min: 48px;
    --pa-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   RESET & BASE CANVAS
   ============================================================ */

.pa {
    margin: 0;
    padding: 0;
    background-color: var(--pa-bg-base);
    background-image: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(170, 66, 63, 0.12), transparent),
        radial-gradient(circle at 100% 30%, rgba(170, 66, 63, 0.04), transparent 450px),
        linear-gradient(to bottom, #07080B, #0B0E14 60%, #07080B);
    color: var(--pa-text-body);
    font-family: var(--pa-font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.pa *,
.pa *::before,
.pa *::after {
    box-sizing: border-box;
}

.pa-container {
    width: 100%;
    max-width: var(--pa-container-max);
    margin: 0 auto;
    padding-left: max(var(--pa-gutter), env(safe-area-inset-left));
    padding-right: max(var(--pa-gutter), env(safe-area-inset-right));
}

.pa-container.pa-narrow {
    max-width: var(--pa-container-narrow);
}

.pa a:focus-visible,
.pa button:focus-visible,
.pa input:focus-visible {
    outline: 2px solid var(--pa-crimson);
    outline-offset: 2px;
}

/* ============================================================
   TYPOGRAPHY & MAREK DIAGNOSTIC BADGES
   ============================================================ */

.pa-h1, .pa-hero-title {
    font-family: var(--pa-font-heading);
    font-size: clamp(2.3rem, 5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--pa-text-heading);
    margin: 0 0 20px 0;
    text-transform: uppercase;
}

.pa-h2 {
    font-family: var(--pa-font-heading);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.015em;
    color: var(--pa-text-heading);
    margin: 0 0 16px 0;
    text-transform: uppercase;
}

.pa-h3 {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--pa-text-heading);
    margin: 0 0 10px 0;
}

.pa-center {
    text-align: center;
}

.pa-lede {
    font-size: 1.15rem;
    line-height: 1.65;
    color: var(--pa-text-body);
    max-width: 680px;
    margin: 0 auto 36px;
}

.pa-body {
    font-size: 1.025rem;
    line-height: 1.65;
    color: var(--pa-text-body);
    margin-bottom: 18px;
}

.pa-accent-text,
.pa-crimson-text,
.pa-gold-text {
    background: var(--pa-crimson-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Marek Diagnostics Clinical Protocol Badge */
.pa-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(170, 66, 63, 0.12);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-pill);
    font-family: var(--pa-font-mono);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--pa-crimson-bright);
    margin-bottom: 20px;
}

.pa-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--pa-crimson);
    box-shadow: 0 0 10px var(--pa-crimson);
    animation: paPulse 2s infinite ease-in-out;
}

@keyframes paPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.35; transform: scale(0.8); }
}

.pa-eyebrow {
    font-family: var(--pa-font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--pa-crimson-light);
    margin-bottom: 12px;
}

/* ============================================================
   BUTTONS & CTAs (CRIMSON BRANDING)
   ============================================================ */

.pa-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: var(--pa-tap-min);
    padding: 14px 32px;
    border-radius: var(--pa-radius-pill);
    font-family: var(--pa-font-heading);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--pa-transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.pa-btn-primary {
    background: var(--pa-crimson-gradient);
    color: #FFFFFF;
    border-color: rgba(214, 94, 90, 0.4);
    box-shadow: 0 4px 22px rgba(170, 66, 63, 0.35);
}

.pa-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(170, 66, 63, 0.55);
    filter: brightness(1.08);
    color: #FFFFFF;
}

.pa-btn-primary:active {
    transform: translateY(0);
}

.pa-btn-secondary {
    background: rgba(16, 20, 29, 0.9);
    color: var(--pa-text-heading);
    border: 1px solid var(--pa-border-crimson);
    backdrop-filter: blur(8px);
}

.pa-btn-secondary:hover {
    background: rgba(25, 32, 46, 0.95);
    border-color: var(--pa-crimson-light);
    color: var(--pa-crimson-bright);
    transform: translateY(-2px);
}

.pa-btn-ghost {
    background: transparent;
    color: var(--pa-text-muted);
    border: 1px solid var(--pa-border);
}

.pa-btn-ghost:hover {
    color: var(--pa-text-heading);
    border-color: rgba(255, 255, 255, 0.2);
}

.pa-btn-lg {
    min-height: 56px;
    padding: 16px 40px;
    font-size: 1.05rem;
}

/* ============================================================
   MASTHEAD (HIGH-END CLINICAL HEADER)
   ============================================================ */

.pa-masthead {
    padding: 22px var(--pa-gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--pa-border-subtle);
    background: rgba(7, 8, 11, 0.85);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.pa-brand-link {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.pa-logo {
    height: 32px;
    width: auto;
    mix-blend-mode: lighten;
}

.pa-masthead-tag {
    font-family: var(--pa-font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--pa-crimson-bright);
    padding-left: 14px;
    border-left: 1px solid var(--pa-border);
    text-transform: uppercase;
}

.pa-masthead-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.pa-nav-back {
    color: var(--pa-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--pa-transition);
}

.pa-nav-back:hover {
    color: var(--pa-crimson-bright);
}

/* ============================================================
   1. HERO SECTION (EDITORIAL & MAREK DIAGNOSTICS PRECISION)
   ============================================================ */

.pa-hero {
    position: relative;
    padding: 60px 0 70px;
    overflow: hidden;
}

.pa-hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
}

.pa-hero-copy {
    position: relative;
    z-index: 2;
}

.pa-hero-sub {
    font-size: 1.125rem;
    line-height: 1.68;
    color: var(--pa-text-body);
    margin: 0 0 32px 0;
    max-width: 580px;
}

.pa-hero-ctas-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
}

.pa-hero-support {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 0;
    font-family: var(--pa-font-mono);
    font-size: 0.82rem;
    color: var(--pa-text-muted);
}

.pa-hero-support li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pa-hero-support li::before {
    content: "✓";
    color: var(--pa-crimson-light);
    font-weight: 900;
}

/* Sample Diagnostic Card (Right Hero Column) */
.pa-sample-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 28px;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.65), var(--pa-crimson-glow);
    backdrop-filter: blur(16px);
}

.pa-sample-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--pa-border);
}

.pa-sample-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--pa-font-mono);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--pa-crimson-bright);
    text-transform: uppercase;
}

.pa-sample-score-box {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.pa-sample-score-val {
    font-family: var(--pa-font-heading);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--pa-text-heading);
}

.pa-sample-score-max {
    font-family: var(--pa-font-mono);
    font-size: 0.9rem;
    color: var(--pa-text-muted);
}

/* ============================================================
   2. AUTHORITY & CLINICAL CREDENTIALS STRIP
   ============================================================ */

.pa-authority {
    border-top: 1px solid var(--pa-border-subtle);
    border-bottom: 1px solid var(--pa-border-subtle);
    background: rgba(11, 14, 20, 0.65);
    padding: 32px 0;
}

.pa-authority-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pa-authority-item {
    text-align: center;
    border-right: 1px solid var(--pa-border);
    padding: 0 16px;
}

.pa-authority-item:last-child {
    border-right: none;
}

.pa-authority-num {
    display: block;
    font-family: var(--pa-font-heading);
    font-size: 2.1rem;
    font-weight: 900;
    color: var(--pa-text-heading);
    line-height: 1.1;
    margin-bottom: 4px;
}

.pa-authority-label {
    display: block;
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pa-text-muted);
}

/* ============================================================
   3. SOCIAL PROOF & CHAMPION ATTESTATION
   ============================================================ */

.pa-proof-section {
    padding: 80px 0;
    background: rgba(11, 14, 20, 0.35);
}

.pa-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pa-athlete-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--pa-transition);
    position: relative;
}

.pa-athlete-card:hover {
    border-color: var(--pa-border-crimson);
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.45);
}

.pa-athlete-quote {
    font-size: 0.98rem;
    line-height: 1.65;
    color: #E2E8F0;
    margin: 0 0 24px 0;
    position: relative;
    font-style: normal;
}

.pa-athlete-profile {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 18px;
    border-top: 1px solid var(--pa-border);
}

.pa-athlete-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--pa-crimson);
    flex-shrink: 0;
}

.pa-athlete-name {
    font-family: var(--pa-font-heading);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--pa-text-heading);
    display: block;
}

.pa-athlete-role {
    font-family: var(--pa-font-mono);
    font-size: 0.75rem;
    color: var(--pa-crimson-bright);
    display: block;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ============================================================
   4. THE SIX DIAGNOSTIC PILLARS (BIOMARKER MODULES)
   ============================================================ */

.pa-pillars-section {
    padding: 90px 0;
    position: relative;
}

.pa-pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 48px 0 0;
}

.pa-pillar-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    transition: var(--pa-transition);
    position: relative;
    overflow: hidden;
}

.pa-pillar-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--pa-pillar, var(--pa-crimson));
    opacity: 0.85;
}

.pa-pillar-card:hover {
    border-color: var(--pa-border-crimson);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}

.pa-pillar-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.pa-pillar-num {
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--pa-pillar, var(--pa-crimson-light));
}

.pa-pillar-badge {
    font-family: var(--pa-font-mono);
    font-size: 0.68rem;
    padding: 3px 8px;
    border-radius: var(--pa-radius-pill);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--pa-border);
    color: var(--pa-text-muted);
    text-transform: uppercase;
}

.pa-pillar-title {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--pa-text-heading);
    margin: 0 0 12px 0;
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.pa-pillar-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--pa-text-body);
    margin: 0;
    flex-grow: 1;
}

/* ============================================================
   5. SCORE INTERPRETATION MATRIX
   ============================================================ */

.pa-matrix-section {
    padding: 80px 0;
    background: rgba(11, 14, 20, 0.5);
    border-top: 1px solid var(--pa-border-subtle);
    border-bottom: 1px solid var(--pa-border-subtle);
}

.pa-matrix-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 40px 0 0;
}

.pa-matrix-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    padding: 24px;
    text-align: center;
}

.pa-matrix-card.is-limiter {
    border-color: rgba(170, 66, 63, 0.5);
    background: rgba(170, 66, 63, 0.06);
}

.pa-matrix-card.is-elite {
    border-color: var(--pa-border-crimson-strong);
    background: rgba(170, 66, 63, 0.08);
}

.pa-matrix-range {
    font-family: var(--pa-font-mono);
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--pa-text-heading);
    margin-bottom: 6px;
    display: block;
}

.pa-matrix-tier {
    font-family: var(--pa-font-heading);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pa-crimson-bright);
    margin-bottom: 10px;
    display: block;
}

.pa-matrix-card.is-limiter .pa-matrix-tier {
    color: var(--pa-crimson-light);
}

.pa-matrix-desc {
    font-size: 0.88rem;
    color: var(--pa-text-muted);
    line-height: 1.5;
    margin: 0;
}

/* ============================================================
   6. THREE-STEP PROTOCOL
   ============================================================ */

.pa-steps-section {
    padding: 90px 0;
}

.pa-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    list-style: none;
    padding: 0;
    margin: 48px 0 40px;
    position: relative;
}

.pa-step-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    padding: 32px;
    position: relative;
}

.pa-step-num {
    font-family: var(--pa-font-mono);
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--pa-crimson-bright);
    background: rgba(170, 66, 63, 0.12);
    border: 1px solid var(--pa-border-crimson);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.pa-step-title {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--pa-text-heading);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.pa-step-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--pa-text-body);
    margin: 0;
}

/* ============================================================
   7. VALUE STACK & DELIVERABLES
   ============================================================ */

.pa-stack-section {
    padding: 80px 0;
    background: rgba(11, 14, 20, 0.6);
}

.pa-stack-box {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 40px;
    box-shadow: var(--pa-crimson-glow);
}

.pa-stack-list {
    list-style: none;
    padding: 0;
    margin: 32px 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.pa-stack-item {
    background: rgba(7, 8, 11, 0.6);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius-sm);
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.pa-stack-icon {
    color: var(--pa-crimson-light);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.pa-stack-item-title {
    font-family: var(--pa-font-heading);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--pa-text-heading);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.pa-stack-item-desc {
    font-size: 0.9rem;
    color: var(--pa-text-muted);
    margin: 0;
}

/* ============================================================
   8. FAQ ACCORDION
   ============================================================ */

.pa-faq-section {
    padding: 80px 0;
}

.pa-faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 36px;
}

.pa-faq-item {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    overflow: hidden;
    transition: var(--pa-transition);
}

.pa-faq-item[open] {
    border-color: var(--pa-border-crimson);
    background: var(--pa-bg-surface);
}

.pa-faq-q {
    padding: 20px 24px;
    font-family: var(--pa-font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--pa-text-heading);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.pa-faq-q::-webkit-details-marker {
    display: none;
}

.pa-faq-q::after {
    content: "+";
    font-family: var(--pa-font-mono);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--pa-crimson-light);
    transition: transform 0.2s ease;
}

.pa-faq-item[open] .pa-faq-q::after {
    transform: rotate(45deg);
}

.pa-faq-a {
    padding: 0 24px 22px;
    font-size: 0.98rem;
    line-height: 1.65;
    color: var(--pa-text-body);
}

.pa-faq-a a {
    color: var(--pa-crimson-bright);
    text-decoration: underline;
}

/* ============================================================
   9. FINAL CALL TO ACTION
   ============================================================ */

.pa-final-section {
    padding: 80px 0 100px;
    position: relative;
}

.pa-final-card {
    background: linear-gradient(180deg, #10141D 0%, #0B0E14 100%);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 60px 40px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.65), var(--pa-crimson-glow);
    position: relative;
    overflow: hidden;
}

.pa-final-card::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(170, 66, 63, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

/* ============================================================
   10. QUIZ & DIAGNOSTIC PORTAL (/performance-assessment/start)
   ============================================================ */

.pa-assessment-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.pa-quiz-main {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 0 60px;
}

.pa-quiz-panel {
    width: 100%;
    max-width: 760px;
}

.pa-quiz-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 44px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), var(--pa-crimson-glow);
    backdrop-filter: blur(20px);
}

/* Topbar & Progress */
.pa-quiz-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.pa-back-btn {
    background: transparent;
    border: none;
    color: var(--pa-text-muted);
    font-family: var(--pa-font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 8px 0;
    transition: var(--pa-transition);
}

.pa-back-btn:hover:not(:disabled) {
    color: var(--pa-crimson-bright);
}

.pa-back-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pa-progress-label {
    font-family: var(--pa-font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--pa-crimson-bright);
    text-transform: uppercase;
}

.pa-progress-track {
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--pa-radius-pill);
    overflow: hidden;
    margin-bottom: 36px;
    position: relative;
}

.pa-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--pa-crimson-gradient);
    border-radius: var(--pa-radius-pill);
    transition: width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 14px rgba(170, 66, 63, 0.7);
}

/* Question Area */
.pa-pillar-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--pa-pillar, var(--pa-crimson-bright));
    margin-bottom: 14px;
}

.pa-q-heading {
    font-family: var(--pa-font-heading);
    font-size: clamp(1.35rem, 3vw, 1.85rem);
    font-weight: 800;
    line-height: 1.3;
    color: var(--pa-text-heading);
    margin: 0 0 32px 0;
}

/* Option Buttons */
.pa-options-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pa-option {
    background: rgba(20, 25, 36, 0.7);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    padding: 18px 24px;
    font-family: var(--pa-font-body);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--pa-text-heading);
    text-align: left;
    cursor: pointer;
    transition: var(--pa-transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 60px;
}

.pa-option::after {
    content: "";
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--pa-border);
    flex-shrink: 0;
    margin-left: 16px;
    transition: var(--pa-transition);
}

.pa-option:hover {
    background: rgba(28, 36, 52, 0.9);
    border-color: var(--pa-border-crimson);
    transform: translateX(4px);
}

.pa-option.is-selected {
    background: rgba(170, 66, 63, 0.16);
    border-color: var(--pa-crimson-light);
    color: #FFFFFF;
}

.pa-option.is-selected::after {
    border-color: var(--pa-crimson-light);
    background: var(--pa-crimson);
    box-shadow: 0 0 10px var(--pa-crimson);
}

/* Score Preview Beat */
.pa-score-beat {
    text-align: center;
    padding: 20px 0;
}

.pa-score-gauge-val {
    font-family: var(--pa-font-heading);
    font-size: 5rem;
    font-weight: 900;
    line-height: 1;
    color: var(--pa-text-heading);
    margin: 16px 0 8px;
    background: var(--pa-crimson-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pa-score-gauge-tier {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pa-crimson-bright);
    margin-bottom: 24px;
}

/* ============================================================
   11. RESULTS DASHBOARD (/performance-assessment/results)
   ============================================================ */

.pa-results-head {
    text-align: center;
    padding: 50px 0 40px;
}

.pa-score-card-hero {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 40px;
    text-align: center;
    max-width: 640px;
    margin: 0 auto 40px;
    box-shadow: var(--pa-crimson-glow);
}

/* Email Unlock Gate */
.pa-gate-card {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 44px;
    max-width: 640px;
    margin: 0 auto 50px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.65);
}

.pa-gate-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 28px;
}

.pa-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.pa-field-label {
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--pa-text-muted);
}

.pa-input {
    background: rgba(7, 8, 11, 0.75);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius-sm);
    padding: 16px 20px;
    font-family: var(--pa-font-body);
    font-size: 1.05rem;
    color: var(--pa-text-heading);
    transition: var(--pa-transition);
}

.pa-input:focus {
    border-color: var(--pa-crimson-light);
    box-shadow: 0 0 14px rgba(170, 66, 63, 0.35);
}

/* Six-Pillar Diagnostic Chart Visualizer */
.pa-pp {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius-lg);
    padding: 36px;
    margin-bottom: 40px;
}

.pa-pp-caption {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--pa-border);
}

.pa-pp-caption-text {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--pa-text-heading);
}

.pa-pp-caption-note {
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    color: var(--pa-text-muted);
}

.pa-pp-rows {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pa-pp-row {
    display: grid;
    grid-template-columns: 220px 1fr 50px;
    align-items: center;
    gap: 18px;
    padding: 12px 16px;
    border-radius: var(--pa-radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    transition: var(--pa-transition);
}

.pa-pp-row.is-gap {
    background: rgba(170, 66, 63, 0.12);
    border-color: var(--pa-pillar, var(--pa-crimson));
}

.pa-pp-label {
    font-family: var(--pa-font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--pa-text-heading);
}

.pa-pp-track {
    height: 12px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--pa-radius-pill);
    overflow: hidden;
    position: relative;
}

.pa-pp-bar {
    height: 100%;
    background: rgba(255, 255, 255, 0.35);
    border-radius: var(--pa-radius-pill);
    transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.pa-pp-row.is-gap .pa-pp-bar {
    background: var(--pa-pillar, var(--pa-crimson));
    box-shadow: 0 0 12px var(--pa-pillar, var(--pa-crimson));
}

.pa-pp-value {
    font-family: var(--pa-font-mono);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--pa-text-heading);
    text-align: right;
}

/* Diagnostic Breakdown Article */
.pa-rt {
    background: var(--pa-bg-raised);
    border: 1px solid var(--pa-border-crimson);
    border-radius: var(--pa-radius-lg);
    padding: 40px;
    margin-bottom: 40px;
}

.pa-rt-header {
    border-bottom: 1px solid var(--pa-border);
    padding-bottom: 24px;
    margin-bottom: 30px;
}

.pa-rt-eyebrow {
    font-family: var(--pa-font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--pa-crimson-bright);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.pa-rt-title {
    font-family: var(--pa-font-heading);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--pa-text-heading);
    text-transform: uppercase;
    margin: 8px 0 16px;
}

.pa-rt-meta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.pa-rt-score {
    font-family: var(--pa-font-heading);
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--pa-pillar, var(--pa-crimson-bright));
}

.pa-rt-score-out {
    font-size: 1rem;
    color: var(--pa-text-muted);
}

.pa-rt-confidence {
    font-family: var(--pa-font-mono);
    font-size: 0.82rem;
    padding: 4px 12px;
    border-radius: var(--pa-radius-pill);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--pa-border);
    color: var(--pa-text-muted);
}

.pa-rt-block {
    margin-bottom: 32px;
}

.pa-rt-h {
    font-family: var(--pa-font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--pa-crimson-bright);
    margin-bottom: 12px;
}

.pa-rt-p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--pa-text-body);
}

.pa-rt-note {
    font-size: 0.88rem;
    color: var(--pa-text-muted);
    margin-bottom: 12px;
}

.pa-rt-list {
    list-style: none;
    padding: 0;
    margin: 12px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pa-rt-list li {
    position: relative;
    padding-left: 24px;
    font-size: 0.98rem;
    color: var(--pa-text-body);
    line-height: 1.6;
}

.pa-rt-list li::before {
    content: "•";
    position: absolute;
    left: 8px;
    color: var(--pa-crimson-light);
    font-weight: 900;
}

.pa-rt-priorities {
    list-style: none;
    padding: 0;
    margin: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pa-rt-priority {
    background: rgba(7, 8, 11, 0.6);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius-sm);
    padding: 16px 20px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.pa-rt-priority-num {
    font-family: var(--pa-font-mono);
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--pa-crimson-bright);
    background: rgba(170, 66, 63, 0.15);
    padding: 4px 10px;
    border-radius: var(--pa-radius-sm);
    flex-shrink: 0;
}

.pa-rt-priority-text {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--pa-text-heading);
}

/* Consultation Bridge Card */
.pa-consult-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
}

.pa-consult-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 260px;
}

.pa-consult-btn {
    width: 100%;
}

/* ============================================================
   12. FOOTER (CLEAN & LEGAL)
   ============================================================ */

.pa-footer {
    border-top: 1px solid var(--pa-border-subtle);
    padding: 32px var(--pa-gutter);
    background: #050608;
    margin-top: auto;
}

.pa-footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--pa-font-mono);
    font-size: 0.8rem;
    color: var(--pa-text-muted);
}

.pa-footer-legal {
    display: flex;
    align-items: center;
    gap: 14px;
}

.pa-footer-legal a {
    color: var(--pa-text-muted);
    text-decoration: none;
    transition: var(--pa-transition);
}

.pa-footer-legal a:hover {
    color: var(--pa-crimson-bright);
}

/* ============================================================
   RESPONSIVE & MOBILE OPTIMIZATIONS
   ============================================================ */

/* Tablet & Medium Screens */
@media (max-width: 992px) {
    .pa-hero-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    
    .pa-pillars-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pa-matrix-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pa-steps-grid {
        grid-template-columns: 1fr;
    }

    .pa-proof-grid {
        grid-template-columns: 1fr;
    }

    .pa-authority-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .pa-authority-item:nth-child(2) {
        border-right: none;
    }

    .pa-consult-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .pa-consult-actions {
        min-width: 100%;
        width: 100%;
    }
}

/* Mobile Screens (<= 768px) */
@media (max-width: 768px) {
    :root {
        --pa-gutter: 16px;
    }

    .pa-hero {
        padding: 36px 0 44px;
    }

    .pa-hero-sub {
        font-size: 1.025rem;
        line-height: 1.6;
        margin-bottom: 24px;
    }

    .pa-hero-ctas-wrap {
        width: 100%;
    }

    .pa-hero-ctas-wrap .pa-btn {
        width: 100%;
    }

    .pa-pillars-section,
    .pa-matrix-section,
    .pa-steps-section,
    .pa-stack-section,
    .pa-faq-section,
    .pa-final-section {
        padding: 50px 0;
    }

    .pa-sample-card,
    .pa-quiz-card,
    .pa-gate-card,
    .pa-stack-box,
    .pa-final-card,
    .pa-rt,
    .pa-pp {
        padding: 24px 18px;
    }

    .pa-input {
        font-size: 16px; /* Prevents iOS Safari zoom on focus */
    }

    .pa-score-card-hero {
        padding: 28px 18px;
    }

    .pa-rt-title {
        font-size: 1.7rem;
    }
}

/* Small Mobile Screens (<= 640px) */
@media (max-width: 640px) {
    .pa-masthead {
        padding: 14px var(--pa-gutter);
    }

    .pa-logo {
        height: 26px;
    }

    .pa-masthead-tag {
        display: none;
    }

    .pa-masthead-right {
        gap: 10px;
    }

    .pa-nav-back {
        font-size: 0.8rem;
    }

    .pa-masthead-right .pa-btn {
        padding: 6px 14px !important;
        font-size: 0.76rem !important;
        min-height: 34px !important;
    }

    .pa-h1 {
        font-size: clamp(1.85rem, 7.5vw, 2.5rem);
        margin-bottom: 16px;
    }

    .pa-h2 {
        font-size: clamp(1.45rem, 5.5vw, 2rem);
    }

    .pa-lede {
        font-size: 1rem;
        line-height: 1.6;
        margin-bottom: 24px;
    }

    .pa-hero-support {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        font-size: 0.8rem;
    }

    .pa-authority {
        padding: 20px 0;
    }

    .pa-authority-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px 12px;
    }

    .pa-authority-item {
        border-right: none;
        border-bottom: none;
        padding: 6px;
    }

    .pa-authority-num {
        font-size: 1.65rem;
    }

    .pa-authority-label {
        font-size: 0.72rem;
        line-height: 1.3;
    }

    .pa-pillars-grid,
    .pa-matrix-grid,
    .pa-stack-list {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .pa-pillar-card {
        padding: 20px 16px;
    }

    .pa-pillar-title {
        font-size: 1.15rem;
    }

    .pa-matrix-card {
        padding: 18px 16px;
    }

    .pa-step-card {
        padding: 22px 18px;
    }

    .pa-step-num {
        width: 38px;
        height: 38px;
        font-size: 0.95rem;
        margin-bottom: 14px;
    }

    .pa-step-title {
        font-size: 1.15rem;
    }

    .pa-steps-section .pa-btn,
    .pa-stack-box .pa-btn,
    .pa-final-card .pa-btn {
        width: 100%;
    }

    .pa-faq-q {
        padding: 16px 18px;
        font-size: 0.98rem;
    }

    .pa-faq-a {
        padding: 0 18px 16px;
        font-size: 0.92rem;
    }

    /* Quiz Panel Mobile */
    .pa-quiz-main {
        padding: 14px 0 32px;
    }

    .pa-quiz-card {
        padding: 20px 16px;
        border-radius: var(--pa-radius);
    }

    .pa-progress-track {
        margin-bottom: 22px;
        height: 5px;
    }

    .pa-q-heading {
        font-size: clamp(1.15rem, 4.5vw, 1.45rem);
        line-height: 1.35;
        margin-bottom: 22px;
    }

    .pa-options-grid {
        gap: 10px;
    }

    .pa-option {
        padding: 14px 16px;
        font-size: 0.95rem;
        min-height: 52px;
        line-height: 1.4;
        border-radius: var(--pa-radius-sm);
        -webkit-tap-highlight-color: transparent;
    }

    .pa-option::after {
        width: 16px;
        height: 16px;
        margin-left: 10px;
    }

    .pa-score-gauge-val {
        font-size: 3.6rem;
    }

    /* Results Dashboard Mobile */
    .pa-results-head {
        padding: 24px 0 16px;
    }

    .pa-pp-caption {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        margin-bottom: 16px;
        padding-bottom: 12px;
    }

    .pa-pp-caption-text {
        font-size: 1.1rem;
    }

    .pa-pp-rows {
        gap: 12px;
    }

    .pa-pp-row {
        grid-template-columns: 1fr auto;
        grid-template-areas: 
            "label val"
            "track track"
            "flag flag";
        gap: 6px 12px;
        padding: 10px 12px;
    }

    .pa-pp-label { 
        grid-area: label; 
        font-size: 0.88rem;
    }
    
    .pa-pp-value { 
        grid-area: val; 
        font-size: 0.95rem;
    }
    
    .pa-pp-track { 
        grid-area: track; 
        height: 10px;
    }

    .pa-pp-flag {
        grid-area: flag;
        font-family: var(--pa-font-mono);
        font-size: 0.72rem;
        font-weight: 700;
        color: var(--pa-crimson-bright);
        text-transform: uppercase;
        letter-spacing: 0.08em;
    }

    .pa-rt-title {
        font-size: 1.45rem;
        margin: 6px 0 12px;
    }

    .pa-rt-score {
        font-size: 1.35rem;
    }

    .pa-rt-meta {
        flex-wrap: wrap;
        gap: 8px 12px;
    }

    .pa-rt-priority {
        padding: 12px 14px;
        gap: 10px;
    }

    .pa-rt-priority-num {
        font-size: 0.82rem;
        padding: 3px 8px;
    }

    .pa-rt-priority-text {
        font-size: 0.92rem;
        line-height: 1.5;
    }

    /* Footer Mobile */
    .pa-footer {
        padding: 24px var(--pa-gutter) max(24px, env(safe-area-inset-bottom));
    }

    .pa-footer-inner {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

/* Extra Small Phones (<= 380px) */
@media (max-width: 380px) {
    :root {
        --pa-gutter: 12px;
    }

    .pa-btn {
        padding: 12px 18px;
        font-size: 0.88rem;
    }

    .pa-h1 {
        font-size: 1.7rem;
    }

    .pa-sample-score-val {
        font-size: 1.6rem;
    }

    .pa-authority-num {
        font-size: 1.4rem;
    }
}