/* ============================================================
   MUBSIRA ANALYTICS — Design System
   Serious B2B · Engineered · No fluff
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
    --color-bg:         #f5f5f7;
    --color-bg-alt:     #ecedf0;
    --color-surface:    #ffffff;
    --color-border:     #d4d6dc;
    --color-border-alt: #b0b4be;

    --color-text:       #0a0f1a;
    --color-text-secondary: #3b4258;
    --color-text-muted: #6b7280;

    --color-accent:     #1a2b4a;
    --color-accent-hover: #0f1f3a;
    --color-accent-light: #e4e8f0;

    --color-hero-bg:    #0f1825;
    --color-hero-text:  #f0f2f5;
    --color-hero-muted: #8a95a8;

    --color-critical:   #b91c1c;
    --color-critical-bg:#fef2f2;
    --color-high:       #c2410c;
    --color-high-bg:    #fff7ed;
    --color-medium:     #a16207;
    --color-medium-bg:  #fefce8;
    --color-low:        #4b5563;
    --color-low-bg:     #f3f4f6;

    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", Consolas, monospace;

    --text-xs:   0.75rem;
    --text-sm:   0.8125rem;
    --text-base: 0.9375rem;
    --text-lg:   1.0625rem;
    --text-xl:   1.25rem;
    --text-2xl:  1.5rem;
    --text-3xl:  2rem;
    --text-4xl:  2.5rem;

    --weight-normal:  400;
    --weight-medium:  500;
    --weight-semibold: 600;
    --weight-bold:    700;

    --leading-tight:  1.15;
    --leading-snug:   1.3;
    --leading-normal: 1.6;

    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    --transition-fast: 120ms ease;
    --transition-base: 200ms ease;

    --max-width: 1040px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-normal);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
}

img, svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ---------- Section Patterns ---------- */
.section-label {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

.section-title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    letter-spacing: -0.025em;
    line-height: var(--leading-tight);
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

.section-desc {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    max-width: 560px;
    line-height: var(--leading-normal);
    margin-bottom: var(--space-10);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    line-height: 1;
    border-radius: 0;
    transition: background-color var(--transition-base), border-color var(--transition-base);
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #ffffff;
    border: 1px solid var(--color-accent);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-alt);
}

.btn-secondary:hover {
    border-color: var(--color-text);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(15, 24, 37, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header.scrolled {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    letter-spacing: -0.02em;
    color: #ffffff;
}

.logo:hover { opacity: 0.85; }

.logo-dot {
    color: #4a8eff;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-links {
    display: flex;
    gap: var(--space-6);
}

.nav-links a {
    font-size: var(--text-sm);
    font-weight: var(--weight-normal);
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: #ffffff;
}

/* Mobile nav */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-2);
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 1.5px;
    background-color: #ffffff;
}

/* Language toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.2rem 0.5rem;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    color: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0;
    letter-spacing: 0.08em;
    transition: border-color var(--transition-fast), color var(--transition-fast);
    cursor: pointer;
    line-height: 1;
}

.lang-toggle:hover {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
}

/* ============================================================
   HERO — Dark, authoritative, anchored
   ============================================================ */
.hero {
    position: relative;
    padding: calc(56px + var(--space-32)) 0 var(--space-24);
    background-color: var(--color-hero-bg);
    overflow: hidden;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 640px;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-hero-muted);
    margin-bottom: var(--space-5);
}

.hero-title {
    font-size: clamp(2rem, 4.5vw, var(--text-4xl));
    font-weight: var(--weight-bold);
    letter-spacing: -0.03em;
    line-height: var(--leading-tight);
    color: var(--color-hero-text);
    margin-bottom: var(--space-6);
}

.hero-desc {
    font-size: var(--text-base);
    color: var(--color-hero-muted);
    line-height: var(--leading-normal);
    max-width: 520px;
    margin-bottom: var(--space-4);
}

.hero-punch {
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    color: var(--color-hero-text);
    letter-spacing: 0.04em;
    margin-bottom: var(--space-8);
}

.hero-cta {
    margin-bottom: 0;
}

.hero-cta .btn-primary {
    background-color: #ffffff;
    color: var(--color-hero-bg);
    border-color: #ffffff;
    font-weight: var(--weight-semibold);
}

.hero-cta .btn-primary:hover {
    background-color: #e8eaed;
    border-color: #e8eaed;
}

/* Hero proof bar */
.hero-proof {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    margin-top: var(--space-16);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.proof-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.proof-value {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: #ffffff;
    letter-spacing: -0.02em;
}

.proof-label {
    font-size: var(--text-xs);
    color: var(--color-hero-muted);
    letter-spacing: 0.01em;
}

.proof-divider {
    width: 1px;
    height: 32px;
    background-color: rgba(255, 255, 255, 0.08);
}

/* ============================================================
   AUDIENCE SECTION
   ============================================================ */
.audience {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-surface);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background-color: var(--color-border);
    border: 1px solid var(--color-border);
    margin-top: var(--space-10);
}

.audience-card {
    padding: var(--space-6);
    background-color: var(--color-surface);
}

.audience-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    border: 1px solid var(--color-border);
}

.audience-card h3 {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    letter-spacing: -0.01em;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.audience-card p {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: var(--leading-normal);
}

/* ============================================================
   APPLICATIONS SECTION
   ============================================================ */
.applications {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background-color: var(--color-border);
    border: 1px solid var(--color-border);
    margin-top: var(--space-10);
}

.product-card {
    display: flex;
    flex-direction: column;
    padding: var(--space-8) var(--space-6);
    background-color: var(--color-surface);
    transition: background-color var(--transition-base);
    text-decoration: none;
}

.product-card:hover {
    background-color: var(--color-bg);
}

.product-tag {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: var(--weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    display: inline-block;
    padding: 0.15rem 0.5rem;
    margin-bottom: var(--space-4);
    align-self: flex-start;
    border: 1px solid var(--color-border);
}

.product-card h3 {
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    margin-bottom: var(--space-3);
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.product-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
    flex: 1;
    margin-bottom: var(--space-5);
}

.product-features-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.product-features-list span {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    padding: 0.15rem 0.4rem;
    border: 1px solid var(--color-border);
    letter-spacing: 0.01em;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-accent);
    margin-top: auto;
}

/* ============================================================
   RESULTS PREVIEW — Aynalyx real output replica
   ============================================================ */
.results-preview {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-surface);
}

.mock-app {
    border: 1px solid var(--color-border);
    background-color: var(--color-surface);
    margin-top: var(--space-2);
    overflow: hidden;
}

.mock-titlebar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    height: 36px;
    padding: 0 var(--space-4);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.mock-dots {
    display: flex;
    gap: 5px;
}

.mock-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid var(--color-border-alt);
    background-color: transparent;
}

.mock-app-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: var(--weight-semibold);
    color: var(--color-text);
    letter-spacing: 0.02em;
    padding-right: var(--space-3);
    border-right: 1px solid var(--color-border);
}

.mock-filename {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    letter-spacing: 0.01em;
}

.mock-body {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

/* ---------- Summary cards row ---------- */
.ax-summary-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

.ax-summary-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-4) var(--space-3);
    border: 1px solid;
    border-radius: 6px;
    text-align: center;
}

.ax-card-value {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    line-height: 1;
}

.ax-card-label {
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
}

.ax-card-critical {
    border-color: #fecaca;
    background-color: #fef2f2;
}
.ax-card-critical .ax-card-value { color: #b91c1c; }
.ax-card-critical .ax-card-label { color: #991b1b; }

.ax-card-high {
    border-color: #fed7aa;
    background-color: #fff7ed;
}
.ax-card-high .ax-card-value { color: #c2410c; }
.ax-card-high .ax-card-label { color: #9a3412; }

.ax-card-medium {
    border-color: #fde68a;
    background-color: #fefce8;
}
.ax-card-medium .ax-card-value { color: #a16207; }
.ax-card-medium .ax-card-label { color: #854d0e; }

.ax-card-normal {
    border-color: #bbf7d0;
    background-color: #f0fdf4;
}
.ax-card-normal .ax-card-value { color: #15803d; }
.ax-card-normal .ax-card-label { color: #166534; }

/* ---------- Method label ---------- */
.ax-method {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    padding-left: var(--space-1);
}

/* ---------- Insight banner ---------- */
.ax-insight {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border: 1px solid #fde68a;
    border-radius: 6px;
    background-color: #fefce8;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
}

.ax-insight-icon {
    flex-shrink: 0;
    margin-top: 2px;
    color: #a16207;
}

.ax-insight-sub {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background-color: #fef9c3;
    border-radius: 4px;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.ax-insight-sub svg {
    flex-shrink: 0;
    color: #ca8a04;
}

/* ---------- Critical anomalies panel ---------- */
.ax-critical-panel {
    border: 1px solid #fecaca;
    border-radius: 6px;
    overflow: hidden;
    border-left: 3px solid #b91c1c;
}

.ax-critical-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background-color: #fef2f2;
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text);
}

.ax-critical-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #b91c1c;
    color: #fff;
    font-size: 0.6875rem;
    font-weight: var(--weight-bold);
}

.ax-details-toggle {
    margin-left: auto;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    cursor: default;
}

.ax-details-toggle::after {
    content: " \25B4";
    font-size: 0.5rem;
}

.ax-critical-body {
    padding: var(--space-4) var(--space-5);
    background-color: var(--color-surface);
}

.ax-findings-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

/* ---------- Individual findings ---------- */
.ax-finding {
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background-color: var(--color-bg);
}

.ax-finding:last-of-type {
    margin-bottom: var(--space-4);
}

.ax-finding-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.ax-finding-rank {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    font-size: 0.6875rem;
    font-weight: var(--weight-bold);
    color: #fff;
    flex-shrink: 0;
}

.ax-rank-1 { background-color: #b91c1c; }
.ax-rank-2 { background-color: #b91c1c; }

.ax-finding-header strong {
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    color: var(--color-text);
}

.ax-confidence {
    margin-left: auto;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    padding: 0.1rem 0.5rem;
    border-radius: 3px;
    white-space: nowrap;
}

.ax-confidence-high {
    color: #c2410c;
    background-color: #fff7ed;
    border: 1px solid #fed7aa;
}

.ax-finding-meta {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: var(--leading-normal);
    margin-bottom: var(--space-3);
    font-style: italic;
}

.ax-finding-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.ax-finding-details li {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding-left: var(--space-4);
    position: relative;
}

.ax-finding-details li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 7px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #b91c1c;
}

.ax-finding-details li strong {
    font-weight: var(--weight-semibold);
    color: var(--color-text);
}

/* ---------- Review button ---------- */
.ax-review-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background-color: #b91c1c;
    color: #fff;
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    border-radius: 6px;
    cursor: default;
    margin-top: var(--space-1);
}

.ax-review-btn svg {
    stroke: #fff;
}

/* ---------- Results caption ---------- */
.results-caption {
    margin-top: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-style: italic;
}

/* ============================================================
   ARCHITECTURE SECTION
   ============================================================ */
.architecture {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.architecture-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background-color: var(--color-border);
    border: 1px solid var(--color-border);
    margin-top: var(--space-10);
}

.architecture-col {
    padding: var(--space-8) var(--space-6);
    background-color: var(--color-surface);
}

.arch-col-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.arch-col-number {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

.architecture-col h3 {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text);
}

.architecture-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.architecture-col li {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding-left: var(--space-5);
    position: relative;
    line-height: var(--leading-normal);
}

.architecture-col li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 1px;
    background-color: var(--color-accent);
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
    padding: var(--space-10) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-surface);
}

.trust-items {
    display: flex;
    justify-content: center;
    gap: var(--space-10);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    color: var(--color-text-secondary);
    letter-spacing: 0.01em;
}

.trust-item svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
    padding: var(--space-24) 0;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
}

.contact-content .section-title {
    margin-bottom: var(--space-3);
}

.contact-content p {
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
    margin-bottom: var(--space-6);
    max-width: 360px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    padding-top: var(--space-8);
}

.contact-detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.contact-detail-label {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: var(--weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.contact-detail-value {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    padding: var(--space-6) 0;
    background-color: var(--color-hero-bg);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copy {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.35);
}

.footer-links {
    display: flex;
    gap: var(--space-5);
}

.footer-links a {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.35);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .audience-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .architecture-grid {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .hero-proof {
        flex-wrap: wrap;
        gap: var(--space-6);
    }
}

@media (max-width: 640px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 56px;
        left: 0;
        right: 0;
        background-color: var(--color-hero-bg);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        flex-direction: column;
        padding: var(--space-6);
        gap: var(--space-4);
        transform: translateY(-110%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-base), opacity var(--transition-base);
    }

    .nav-links.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .hero {
        padding-top: calc(56px + var(--space-20));
        padding-bottom: var(--space-16);
    }

    .hero-title {
        font-size: var(--text-2xl);
    }

    .hero-proof {
        flex-direction: column;
        gap: var(--space-4);
    }

    .proof-divider {
        display: none;
    }

    .proof-item {
        flex-direction: row;
        align-items: baseline;
        gap: var(--space-2);
    }

    .audience-grid {
        grid-template-columns: 1fr;
    }

    .audience,
    .applications,
    .architecture,
    .results-preview,
    .contact {
        padding: var(--space-16) 0;
    }

    .section-title {
        font-size: var(--text-xl);
    }

    .footer-inner {
        flex-direction: column;
        text-align: left;
    }

    .footer-links {
        justify-content: flex-start;
    }

    .ax-summary-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .ax-finding-header {
        flex-wrap: wrap;
    }

    .ax-confidence {
        margin-left: 0;
    }

    .mock-body {
        padding: var(--space-4);
    }
}

/* ============================================================
   UTILITIES
   ============================================================ */

::selection {
    background-color: var(--color-accent-light);
    color: var(--color-text);
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

@media print {
    .site-header, .nav-toggle, .lang-toggle { display: none !important; }
    .hero { padding-top: var(--space-8); background: #1a2b4a; }
    body { background: #fff; color: #000; }
    .site-footer { background: #fff; }
    .footer-copy, .footer-links a { color: #666; }
}