:root {
    /* Royal — primitives extraídos da LP original */
    --royal-green: #6bc047;
    --royal-green-light: #81d45c;
    --royal-green-dark: #54a035;
    --royal-green-darker: #3d7a26;
    --royal-green-neon: #7dd956;
    --electric-blue: #6b8dff;
    --purple-accent: #c084ff;
    --dark-purple: #2a1f3d;
    --bg-primary: #05060a;
    --bg-secondary: #0b111b;
    --bg-card: #111a26;
    --bg-card-hover: #1a2433;
    --text-primary: #ffffff;
    --text-secondary: #c3ccdc;
    --text-muted: #9aa6bf;
    --text-disabled: #6f7a91;
    --success: #00d084;
    --warning: #ffd700;
    --error: #ff3366;

    /* Tokens semânticos */
    --surface-page: var(--bg-primary);
    --surface-section: var(--bg-secondary);
    --surface-card: var(--bg-card);
    --surface-card-hover: var(--bg-card-hover);
    --surface-header: rgba(5, 8, 15, 0.92);
    --surface-card-strong: rgba(17, 26, 38, 0.96);
    --surface-card-soft: rgba(11, 17, 27, 0.82);
    --surface-green-soft: rgba(107, 192, 71, 0.12);
    --surface-green-medium: rgba(107, 192, 71, 0.18);
    --surface-blue-soft: rgba(107, 141, 255, 0.1);
    --border-subtle: rgba(195, 204, 220, 0.08);
    --border-medium: rgba(195, 204, 220, 0.16);
    --border-strong: rgba(195, 204, 220, 0.25);
    --border-green: rgba(107, 192, 71, 0.42);
    --border-blue: rgba(107, 141, 255, 0.36);
    --focus-ring: rgba(129, 212, 92, 0.48);

    /* Gradientes da marca */
    --gradient-green: linear-gradient(90deg, var(--royal-green-darker) 0%, var(--royal-green) 50%, var(--royal-green-light) 100%);
    --gradient-green-reverse: linear-gradient(90deg, var(--royal-green-light) 0%, var(--royal-green) 50%, var(--royal-green-darker) 100%);
    --gradient-green-vibrant: linear-gradient(135deg, var(--royal-green-dark) 0%, var(--royal-green) 100%);
    --gradient-secondary: linear-gradient(90deg, var(--electric-blue) 0%, var(--purple-accent) 100%);
    --gradient-card: linear-gradient(150deg, rgba(17, 26, 38, 0.96), rgba(9, 14, 24, 0.96));
    --gradient-card-hover: linear-gradient(150deg, rgba(26, 36, 51, 0.98), rgba(11, 18, 30, 0.98));
    --gradient-final: linear-gradient(135deg, rgba(107, 192, 71, 0.12), rgba(107, 141, 255, 0.15));

    /* Tipografia existente */
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: clamp(1.85rem, 4vw, 2.75rem);
    --font-size-4xl: clamp(2.25rem, 5.3vw, 4.375rem);
    --line-tight: 1.08;
    --line-heading: 1.18;
    --line-body: 1.65;
    --tracking-tight: -0.035em;

    /* Escala 4/8 px */
    --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-14: 3.5rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Formas, elevação e movimento */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-pill: 999px;
    --shadow-header: 0 25px 60px rgba(4, 5, 8, 0.6);
    --shadow-card: 0 24px 64px rgba(5, 6, 10, 0.54);
    --shadow-green: 0 10px 34px rgba(107, 192, 71, 0.3);
    --shadow-green-strong: 0 14px 44px rgba(107, 192, 71, 0.42);
    --shadow-blue: 0 12px 38px rgba(107, 141, 255, 0.28);
    --glow-green: 0 0 24px rgba(107, 192, 71, 0.48);
    --glow-green-soft: 0 0 18px rgba(107, 192, 71, 0.24);
    --transition-fast: 180ms ease;
    --transition-base: 260ms cubic-bezier(0.22, 1, 0.36, 1);
    --container: 1280px;
    --container-copy: 760px;
    --container-quiz: 880px;
    --touch-target: 48px;
    color-scheme: dark;
}

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

html {
    min-width: 320px;
    scroll-behavior: smooth;
    overflow-x: clip;
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    overflow-x: clip;
    font-family: var(--font-sans);
    font-size: var(--font-size-md);
    line-height: var(--line-body);
    color: var(--text-primary);
    background:
        radial-gradient(circle at 10% 9%, rgba(107, 192, 71, 0.14), transparent 34rem),
        radial-gradient(circle at 86% 3%, rgba(107, 141, 255, 0.18), transparent 32rem),
        radial-gradient(circle at 48% 92%, rgba(192, 132, 255, 0.07), transparent 38rem),
        var(--surface-page);
}

button,
input,
textarea,
select {
    font: inherit;
}

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

button,
a,
input,
summary {
    -webkit-tap-highlight-color: transparent;
}

button,
summary,
label,
a[href] {
    cursor: pointer;
}

a {
    color: inherit;
}

h1,
h2,
h3,
legend {
    overflow-wrap: anywhere;
}

button {
    border: 0;
}

:focus-visible {
    outline: 3px solid var(--royal-green-light);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px var(--focus-ring);
}

::selection {
    color: var(--bg-primary);
    background: var(--royal-green-light);
}

.skip-link {
    position: fixed;
    top: var(--space-3);
    left: var(--space-3);
    z-index: 50;
    min-height: var(--touch-target);
    padding: var(--space-3) var(--space-5);
    color: var(--bg-primary);
    background: var(--royal-green-light);
    border-radius: var(--radius-md);
    transform: translateY(-180%);
    transition: transform var(--transition-fast);
}

.skip-link:focus {
    transform: translateY(0);
}

.site-shell {
    width: min(100% - 2rem, var(--container));
    margin-inline: auto;
}

.site-header {
    position: relative;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    min-height: 86px;
    margin-top: var(--space-6);
    padding: var(--space-3) var(--space-5);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    background: var(--surface-header);
    box-shadow: var(--shadow-header);
}

.brand-link {
    display: inline-flex;
    align-items: center;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    text-decoration: none;
}

.brand-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
}

.main-nav,
.nav-links,
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav-links {
    flex-wrap: wrap;
}

.main-nav a,
.nav-services summary {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: var(--space-2) var(--space-3);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.main-nav a:hover,
.nav-services summary:hover {
    color: var(--royal-green-light);
    background: var(--surface-green-soft);
}

.nav-quiz-link {
    color: var(--text-muted) !important;
}

.nav-services {
    position: relative;
}

.nav-services summary {
    gap: var(--space-2);
    list-style: none;
}

.nav-services summary::-webkit-details-marker {
    display: none;
}

.nav-services summary::after {
    content: "+";
    color: var(--royal-green);
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
}

.nav-services[open] summary::after {
    transform: rotate(45deg);
}

.nav-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    display: grid;
    width: 210px;
    padding: var(--space-2);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    box-shadow: var(--shadow-card);
}

.nav-menu a {
    width: 100%;
}

.button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--touch-target);
    padding: 0.85rem 1.5rem;
    overflow: hidden;
    color: var(--text-primary);
    font-size: var(--font-size-md);
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), color var(--transition-base), opacity var(--transition-fast);
}

.button::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(105deg, transparent 28%, rgba(255, 255, 255, 0.16) 50%, transparent 72%);
    transform: translateX(-120%);
    transition: transform 420ms ease;
}

.button:hover::before {
    transform: translateX(120%);
}

.button-primary {
    color: var(--bg-primary);
    background: var(--gradient-green-vibrant);
    box-shadow: var(--shadow-green);
}

.button-primary:hover {
    background: var(--gradient-green-reverse);
    box-shadow: var(--shadow-green-strong);
}

.button-secondary {
    color: var(--royal-green-light);
    border-color: var(--border-green);
    background: var(--surface-green-soft);
}

.button-secondary:hover {
    border-color: var(--royal-green);
    background: var(--surface-green-medium);
    box-shadow: var(--glow-green-soft);
}

.button-accent {
    color: var(--bg-primary);
    background: var(--gradient-secondary);
    box-shadow: var(--shadow-blue);
}

.button:disabled {
    cursor: not-allowed;
    opacity: 0.52;
    box-shadow: none;
}

.button:disabled::before {
    display: none;
}

.button-ghost {
    color: var(--text-secondary);
    border-color: var(--border-medium);
    background: transparent;
}

.button-ghost:hover {
    color: var(--text-primary);
    border-color: var(--border-strong);
    background: var(--border-subtle);
}

.button-text {
    min-height: 44px;
    padding: var(--space-2) var(--space-3);
    color: var(--text-muted);
    background: transparent;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.button[disabled] {
    cursor: not-allowed;
    opacity: 0.48;
    box-shadow: none;
}

.button .arrow {
    font-size: 1.15em;
    transition: transform var(--transition-fast);
}

.button:hover .arrow {
    transform: translateX(3px);
}

.eyebrow,
.pill-badge,
.model-badge,
.personalized-note {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    width: fit-content;
    min-height: 32px;
    padding: var(--space-1) var(--space-4);
    color: var(--royal-green-light);
    font-size: var(--font-size-xs);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid var(--border-green);
    border-radius: var(--radius-pill);
    background: var(--surface-green-soft);
    box-shadow: var(--glow-green-soft);
    max-width: 100%;
    text-align: center;
    overflow-wrap: anywhere;
}

.eyebrow-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--royal-green-neon);
    box-shadow: var(--glow-green);
}

.section-heading {
    max-width: var(--container-copy);
    margin: 0 auto var(--space-12);
    text-align: center;
}

.section-heading h2,
.service-hero h1,
.quiz-hero h1,
.result-title,
.cta-panel h2 {
    margin: 0;
    font-weight: 800;
    line-height: var(--line-tight);
    letter-spacing: var(--tracking-tight);
}

.section-heading h2 {
    font-size: var(--font-size-3xl);
}

.section-heading p {
    margin: var(--space-4) auto 0;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
}

.gradient-text {
    color: var(--royal-green-light);
    background: var(--gradient-green);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 22px rgba(107, 192, 71, 0.24));
}

/* Quiz */
.quiz-hero {
    display: grid;
    justify-items: center;
    padding: var(--space-16) 0 var(--space-10);
    text-align: center;
    transition: padding var(--transition-base);
}

.quiz-hero .eyebrow {
    margin-bottom: var(--space-6);
}

.quiz-hero h1 {
    max-width: 1240px;
    font-size: clamp(2.25rem, 5vw, 4rem);
}

.hero-lead {
    max-width: 700px;
    margin: var(--space-5) auto 0;
    color: var(--text-muted);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-8);
}

.quiz-hero.is-collapsed {
    padding: var(--space-8) 0 var(--space-6);
}

.quiz-hero.is-collapsed .eyebrow,
.quiz-hero.is-collapsed .hero-lead,
.quiz-hero.is-collapsed .hero-actions {
    display: none;
}

.quiz-hero.is-collapsed h1 {
    max-width: 760px;
    font-size: clamp(1.65rem, 3.6vw, 2.5rem);
}

.quiz-region {
    scroll-margin-top: var(--space-5);
}

.quiz-card {
    position: relative;
    min-height: 470px;
    padding: clamp(1.25rem, 4vw, 3rem);
    overflow: hidden;
    border: 1px solid var(--border-green);
    border-radius: var(--radius-2xl);
    background: var(--gradient-card);
    box-shadow: var(--shadow-card), var(--glow-green-soft);
}

.quiz-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: var(--gradient-green-vibrant);
    box-shadow: var(--glow-green);
}

.quiz-card-inner {
    position: relative;
    z-index: 1;
    max-width: var(--container-quiz);
    margin-inline: auto;
}

.quiz-intro {
    display: grid;
    align-content: center;
    justify-items: center;
    min-height: 370px;
    text-align: center;
}

.quiz-intro-mark,
.result-mark {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-5);
    color: var(--royal-green-light);
    border: 1px solid var(--border-green);
    border-radius: var(--radius-lg);
    background: var(--surface-green-soft);
    box-shadow: var(--glow-green-soft);
}

.quiz-intro-mark svg,
.result-mark svg {
    width: 30px;
    height: 30px;
}

.quiz-intro h2 {
    margin: 0;
    font-size: var(--font-size-3xl);
    line-height: var(--line-heading);
}

.quiz-intro p {
    max-width: 620px;
    margin: var(--space-4) auto var(--space-8);
    color: var(--text-muted);
    font-size: var(--font-size-lg);
}

.quiz-progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 700;
}

.quiz-progress-track {
    height: 8px;
    margin-bottom: var(--space-8);
    overflow: hidden;
    border-radius: var(--radius-pill);
    background: var(--border-medium);
}

.quiz-progress-value {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--gradient-green-vibrant);
    box-shadow: var(--glow-green);
    transition: width var(--transition-base);
}

.quiz-stage {
    animation: stage-in var(--transition-base) both;
}

@keyframes stage-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.quiz-question {
    margin: 0 0 var(--space-6);
    padding: 0;
    border: 0;
}

.quiz-question legend {
    width: 100%;
    margin-bottom: var(--space-6);
    padding: 0;
    color: var(--text-primary);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    line-height: var(--line-heading);
}

.quiz-question-hint {
    display: block;
    margin-top: calc(var(--space-3) * -1);
    margin-bottom: var(--space-5);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.quiz-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.quiz-option {
    position: relative;
    display: grid;
    grid-template-columns: 24px 1fr 24px;
    align-items: center;
    gap: var(--space-3);
    min-height: 76px;
    padding: var(--space-4);
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    background: var(--surface-card-soft);
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.quiz-option:hover {
    color: var(--text-primary);
    border-color: var(--border-strong);
    background: var(--surface-card);
}

.quiz-option:has(input:checked) {
    color: var(--text-primary);
    border-color: var(--royal-green);
    background: var(--surface-green-soft);
    box-shadow: var(--glow-green-soft);
}

.quiz-option input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.option-index {
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 800;
    border: 1px solid var(--border-medium);
    border-radius: 50%;
}

.option-check {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    color: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    background: transparent;
}

.option-check svg { width: 14px; height: 14px; }

.quiz-option:has(input:checked) .option-index,
.quiz-option:has(input:checked) .option-check {
    color: var(--bg-primary);
    border-color: var(--royal-green-light);
    background: var(--royal-green-light);
}

.quiz-option:has(input:focus-visible) {
    outline: 3px solid var(--royal-green-light);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px var(--focus-ring);
}

.quiz-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.quiz-error,
.form-status {
    min-height: 1.5em;
    margin: var(--space-3) 0 0;
    color: var(--error);
    font-size: var(--font-size-sm);
}

.form-status.is-success { color: var(--royal-green-light); }

.result-view {
    max-width: 780px;
    margin-inline: auto;
}

.result-top {
    display: grid;
    justify-items: start;
}

.result-title {
    margin-top: var(--space-5);
    font-size: var(--font-size-3xl);
}

.result-copy {
    margin: var(--space-4) 0 0;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
}

.result-secondary {
    margin: var(--space-4) 0 0;
    padding: var(--space-3) var(--space-4);
    color: var(--text-secondary);
    border-left: 3px solid var(--royal-green);
    background: var(--surface-green-soft);
}

.result-reasons {
    display: grid;
    gap: var(--space-3);
    margin: var(--space-8) 0;
    padding: 0;
    list-style: none;
}

.result-view > h3 {
    margin: var(--space-8) 0 0;
    font-size: var(--font-size-lg);
}

.result-model {
    margin: 0 0 var(--space-3);
    padding: var(--space-4);
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    background: var(--surface-card-soft);
}

.result-model strong {
    color: var(--text-primary);
}

.result-disclaimer {
    margin: 0 0 var(--space-6);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.result-reasons li,
.model-list li {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: var(--space-3);
    align-items: start;
    color: var(--text-secondary);
}

.check-icon {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    margin-top: 2px;
    color: var(--bg-primary);
    border-radius: 50%;
    background: var(--royal-green-light);
}

.check-icon svg { width: 14px; height: 14px; }

.result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.lead-panel {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border-subtle);
}

.lead-panel h3 { margin: 0; font-size: var(--font-size-lg); }
.lead-panel p { margin: var(--space-2) 0 var(--space-4); color: var(--text-muted); font-size: var(--font-size-sm); }

.lead-form {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: var(--space-3);
    align-items: end;
}

.field { display: grid; gap: var(--space-2); }
.field label { color: var(--text-secondary); font-size: var(--font-size-sm); font-weight: 700; }

.field input {
    width: 100%;
    min-height: var(--touch-target);
    padding: 0 var(--space-4);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
}

.field input::placeholder { color: var(--text-muted); }

/* Seções compartilhadas */
.services-overview,
.problem-section,
.models-section,
.stats-section {
    padding: var(--space-20) 0;
}

.service-grid,
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
}

.service-card,
.feature-card,
.model-card,
.stat-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: var(--gradient-card);
}

.service-card,
.feature-card {
    min-height: 100%;
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
}

.service-card::before,
.feature-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: var(--gradient-green-vibrant);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover,
.feature-card:hover {
    border-color: var(--border-green);
    background: var(--gradient-card-hover);
    box-shadow: var(--shadow-green);
}

.service-card:hover::before,
.feature-card:hover::before { transform: scaleX(1); }

.service-card { color: inherit; text-decoration: none; }

.card-icon {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    margin-bottom: var(--space-5);
    color: var(--royal-green-light);
    border: 1px solid var(--border-green);
    border-radius: var(--radius-md);
    background: var(--surface-green-soft);
}

.card-icon svg { width: 28px; height: 28px; stroke-width: 1.8; }

.service-card h3,
.feature-card h3 { margin: 0; font-size: var(--font-size-xl); line-height: var(--line-heading); }

.service-card p,
.feature-card p { margin: var(--space-3) 0 0; color: var(--text-muted); }

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-5);
    color: var(--royal-green-light);
    font-size: var(--font-size-sm);
    font-weight: 800;
}

.service-hero {
    display: grid;
    justify-items: center;
    padding: var(--space-20) 0 var(--space-16);
    text-align: center;
}

.service-hero .eyebrow { margin-bottom: var(--space-6); }
.service-hero h1 { max-width: 940px; font-size: var(--font-size-4xl); }
.service-hero .hero-lead { max-width: 760px; }

.personalized-note {
    display: none;
    max-width: 700px;
    margin-top: var(--space-6);
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.45;
}

.personalized-note.is-visible { display: inline-flex; }

.models-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
    max-width: 1100px;
    margin-inline: auto;
}

.model-card {
    display: flex;
    flex-direction: column;
    padding: clamp(1.5rem, 4vw, 3rem);
    border-radius: var(--radius-xl);
}

.model-card.is-featured { border-color: var(--border-green); box-shadow: var(--shadow-green); }
.model-card.model-common { border-color: var(--border-blue); }
.model-card.model-common.is-featured { box-shadow: var(--shadow-blue); }

.model-card.model-common .model-badge {
    color: var(--bg-primary);
    border-color: var(--border-blue);
    background: var(--gradient-secondary);
    box-shadow: var(--shadow-blue);
}

.model-card h3 { margin: var(--space-5) 0 0; font-size: clamp(1.5rem, 3vw, 2rem); }
.model-description { margin: var(--space-3) 0 0; color: var(--text-muted); }

.model-list {
    display: grid;
    gap: var(--space-3);
    margin: var(--space-6) 0;
    padding: 0;
    list-style: none;
}

.model-card .button { width: 100%; margin-top: auto; }

.stats-section {
    border-block: 1px solid var(--border-subtle);
    background: rgba(11, 17, 27, 0.52);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
}

.stat-card {
    padding: var(--space-8) var(--space-5);
    text-align: center;
    border-radius: var(--radius-lg);
}

.stat-number {
    display: block;
    color: var(--royal-green-light);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1;
    background: var(--gradient-green);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label { display: block; margin-top: var(--space-3); color: var(--text-muted); font-weight: 600; }

.cta-panel {
    position: relative;
    margin: var(--space-20) 0;
    padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 5vw, 4rem);
    overflow: hidden;
    text-align: center;
    border: 1px solid var(--border-green);
    border-radius: var(--radius-2xl);
    background: var(--gradient-final);
    box-shadow: var(--shadow-card);
}

.cta-panel::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: var(--gradient-green-vibrant);
    box-shadow: var(--glow-green);
}

.cta-panel h2 { max-width: 900px; margin-inline: auto; font-size: var(--font-size-3xl); }
.cta-panel .hero-actions { margin-top: var(--space-8); }

.site-footer {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--space-6);
    min-height: 150px;
    margin-top: var(--space-12);
    padding: var(--space-8) 0;
    color: var(--text-muted);
    border-top: 1px solid var(--border-subtle);
}

.site-footer .brand-logo { width: 58px; height: 58px; }

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.footer-links a {
    min-height: 44px;
    padding: var(--space-2) var(--space-3);
    color: var(--text-muted);
    text-decoration: none;
}

.footer-links a:hover { color: var(--royal-green-light); }
.copyright { font-size: var(--font-size-sm); text-align: right; }

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.noscript-message {
    max-width: 760px;
    margin: var(--space-6) auto;
    padding: var(--space-5);
    color: var(--text-secondary);
    border: 1px solid var(--border-green);
    border-radius: var(--radius-md);
    background: var(--surface-green-soft);
}

@media (max-width: 960px) {
    .site-header { flex-wrap: wrap; }
    .main-nav { order: 3; width: 100%; justify-content: center; padding-top: var(--space-2); border-top: 1px solid var(--border-subtle); }
    .feature-grid, .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lead-form { grid-template-columns: 1fr 1fr; }
    .lead-form .button { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
    .site-shell { width: min(100% - 1.25rem, var(--container)); }
    .site-header { min-height: 74px; margin-top: var(--space-3); padding: var(--space-2) var(--space-3); }
    .brand-logo { width: 54px; height: 54px; }
    .nav-actions .button { padding-inline: var(--space-4); font-size: var(--font-size-sm); }
    .main-nav { justify-content: space-between; gap: var(--space-2); }
    .nav-links { gap: var(--space-1); }
    .main-nav a, .nav-services summary { padding-inline: var(--space-2); }
    .nav-quiz-link { font-size: var(--font-size-xs) !important; }
    .nav-menu { right: auto; left: 0; }
    .quiz-hero, .service-hero { padding: var(--space-12) 0 var(--space-8); text-align: left; justify-items: start; }
    .quiz-hero .eyebrow, .service-hero .eyebrow { margin-bottom: var(--space-5); }
    .hero-actions { width: 100%; justify-content: stretch; }
    .hero-actions .button { width: 100%; }
    .quiz-options, .feature-grid, .service-grid, .models-grid { grid-template-columns: 1fr; }
    .quiz-card { min-height: 510px; }
    .quiz-option { min-height: 68px; }
    .quiz-controls .button { flex: 1; padding-inline: var(--space-3); }
    .result-actions .button { width: 100%; }
    .lead-form { grid-template-columns: 1fr; }
    .lead-form .button { grid-column: auto; }
    .services-overview, .problem-section, .models-section, .stats-section { padding: var(--space-16) 0; }
    .stats-grid { grid-template-columns: 1fr; }
    .site-footer { grid-template-columns: 1fr; justify-items: center; text-align: center; }
    .copyright { text-align: center; }
}

@media (max-width: 420px) {
    .site-header { gap: var(--space-2); }
    .nav-actions .button { max-width: 156px; }
    .main-nav { align-items: stretch; justify-content: center; }
    .nav-links { width: 100%; align-items: stretch; justify-content: center; }
    .nav-quiz-link { max-width: 132px; line-height: 1.25; }
    .quiz-card { padding: var(--space-5) var(--space-4); border-radius: var(--radius-xl); }
    .quiz-controls { align-items: stretch; flex-direction: column-reverse; }
    .quiz-controls .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 1ms !important;
    }
}

@media (forced-colors: active) {
    .gradient-text, .stat-number {
        color: CanvasText;
        background: none;
        -webkit-text-fill-color: currentColor;
    }

    .quiz-option:has(input:checked) { outline: 3px solid Highlight; }
}