/* ============================================================
   D-KINGDOM - Página institucional
   Direção: bold sans editorial, alinhada ao logotipo
   Tipografia: Montserrat (display em negrito + corpo)
   Paleta: quase-preto e papel neutro, acento dourado da marca
   ============================================================ */

:root {
    /* Cor (extraída da marca: logotipo quase-preto + coroa dourada) */
    --ink: #1f1f1f;
    --ink-soft: #2a2a2a;
    --ink-strong: #151515;
    --paper: #f7f6f3;
    --paper-raised: #ffffff;
    --paper-muted: #efede8;
    --hairline: #e2e0da;
    --text-muted: #5c6266;
    --accent: #f5a700;
    --accent-deep: #e89600;
    --accent-ink: #8a5a00;
    --accent-ink-deep: #6f4a00;
    --gold-bright: #ffc24b;
    --on-dark: #f7f6f3;
    --on-dark-muted: rgba(247, 246, 243, 0.78);

    /* Tipografia: sans geométrica em negrito, como o logotipo */
    --display: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
    --sans: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;

    /* Estrutura */
    --header-h: 72px;
    --radius: 0;
    --shadow-soft: 0 18px 40px rgba(31, 31, 31, 0.06);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--ink);
    background-color: var(--paper);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--ink);
    text-decoration: none;
}

a:hover {
    color: var(--accent-ink);
}

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

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ============ BOTÕES ============ */
.btn.btn-primary,
.btn.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.9rem 1.6rem;
    font-family: var(--sans);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    line-height: 1.2;
    border-radius: var(--radius);
    white-space: nowrap;
    transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
    cursor: pointer;
    text-decoration: none;
}

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

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

.btn.btn-primary:active {
    transform: scale(0.98);
}

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

.btn.btn-ghost:hover {
    background-color: var(--ink);
    color: var(--paper);
}

.btn.btn-ghost:active {
    transform: scale(0.98);
}

.btn.btn-ghost i {
    transition: transform 0.25s ease;
}

.btn.btn-ghost:hover i {
    transform: translateX(4px);
}

.btn.btn-lg {
    padding: 1.1rem 2.2rem;
    font-size: 0.9rem;
}

.btn.btn-sm {
    padding: 0.7rem 1.2rem;
    font-size: 0.74rem;
}

/* ============ NAV ============ */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(247, 246, 243, 0.92);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.header.sticky {
    border-bottom-color: var(--hairline);
    box-shadow: var(--shadow-soft);
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    min-height: var(--header-h);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.nav-logo {
    flex-shrink: 0;
}

.nav-logo img {
    height: 34px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-left: auto;
}

.nav-link {
    position: relative;
    font-size: 0.86rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.25rem 0;
    transition: color 0.25s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: var(--ink);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link.active {
    color: var(--ink);
}

.nav-link.active::after {
    transform: scaleX(1);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav .nav-mobile-cta {
    display: none;
}

.nav-toggle {
    display: none;
    position: relative;
    width: 40px;
    height: 40px;
    padding: 0;
    background: none;
    border: 1px solid var(--hairline);
    border-radius: var(--radius);
    cursor: pointer;
}

.nav-toggle span {
    position: absolute;
    left: 11px;
    width: 16px;
    height: 2px;
    background: var(--ink);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle span:nth-child(1) {
    top: 14px;
}

.nav-toggle span:nth-child(2) {
    top: 19px;
}

.nav-toggle span:nth-child(3) {
    top: 24px;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
}

/* ============ HERO ============ */
.hero {
    padding-top: clamp(4.5rem, 9vh, 6rem);
    padding-bottom: clamp(3rem, 7vh, 4.5rem);
}

.hero-inner {
    max-width: 860px;
    margin-left: 0;
}

.hero-eyebrow {
    margin: 0 0 1.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-ink);
}

.hero-title {
    margin: 0 0 1.5rem;
    font-family: var(--display);
    font-weight: 800;
    font-size: clamp(2.5rem, 6vw, 4.25rem);
    line-height: 1.06;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.hero-title-accent {
    color: var(--accent-ink);
}

.hero-sub {
    margin: 0 0 2.5rem;
    max-width: 54ch;
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    line-height: 1.6;
    color: var(--text-muted);
}

.hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ============ STAT BAND ============ */
.stat-band {
    border-top: 1px solid var(--hairline);
}

.stat-band-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 2.5rem 0;
    margin: 0;
}

.stat-band-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-band-item + .stat-band-item {
    border-left: 1px solid var(--hairline);
    padding-left: 2rem;
}

.stat-band-value {
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(2.25rem, 4vw, 3.1rem);
    line-height: 1.1;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.stat-band-label {
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ============ SEÇÕES ============ */
.section {
    padding-top: clamp(4.5rem, 9vh, 7rem);
    padding-bottom: clamp(4.5rem, 9vh, 7rem);
}

.section-tinted {
    background-color: var(--paper-muted);
}

.section-head {
    max-width: 640px;
    margin-bottom: clamp(2.5rem, 5vh, 4rem);
}

.section-title {
    margin: 0 0 1rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.9rem, 3.6vw, 2.9rem);
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.section-sub {
    margin: 0;
    max-width: 56ch;
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.eyebrow {
    margin: 0 0 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-ink);
}

/* ============ MUDANÇA DE MENTALIDADE ============ */
.shift-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(2.5rem, 6vw, 5rem);
    align-items: center;
}

.shift-compare {
    margin-top: 2.5rem;
    border-top: 1px solid var(--hairline);
}

.shift-row {
    padding: 1.4rem 0;
    border-bottom: 1px solid var(--hairline);
}

.shift-row-label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-ink);
}

.shift-row-text {
    margin: 0;
    max-width: 44ch;
    font-size: 1.05rem;
    line-height: 1.55;
}

.shift-figure {
    margin: 0;
}

.shift-figure img,
.capabilities-figure img {
    width: 100%;
    aspect-ratio: 9 / 11;
    object-fit: cover;
    border: 1px solid var(--hairline);
    filter: grayscale(1) contrast(1.04);
}

.shift-quote {
    margin: clamp(3rem, 7vh, 5rem) 0 0;
    padding: clamp(2rem, 5vh, 3rem) 0 0;
    border-top: 2px solid var(--accent);
}

.shift-quote p {
    margin: 0;
    max-width: 900px;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    line-height: 1.25;
    letter-spacing: -0.01em;
    color: var(--ink);
}

/* ============ ÍNDICE DE MÓDULOS ============ */
.module-index {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(2rem, 4vw, 4rem);
    border-top: 1px solid var(--hairline);
}

.module-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--hairline);
}

.module-item-icon {
    flex-shrink: 0;
    width: 2rem;
    font-size: 1.15rem;
    line-height: 1.4;
    color: var(--accent);
}

.module-item-body h3 {
    margin: 0 0 0.3rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
}

.module-item-body p {
    margin: 0;
    max-width: 46ch;
    font-size: 0.94rem;
    line-height: 1.55;
    color: var(--text-muted);
}

.module-features {
    margin: 0.9rem 0 0;
    padding: 0;
    list-style: none;
}

.module-features li {
    position: relative;
    padding: 0.28rem 0 0.28rem 1.35rem;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-muted);
}

.module-features li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0.28rem;
    font-size: 0.72rem;
    color: var(--accent);
}

/* ============ COMO FUNCIONA ============ */
.workflow {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.workflow-step {
    position: relative;
    border-top: 1px solid var(--hairline);
    padding-top: 2rem;
}

.workflow-step:not(:last-child)::after {
    content: "\f061";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    top: 2.5rem;
    left: 100%;
    margin-left: 0.8rem;
    font-size: 1.05rem;
    color: var(--accent);
}

.workflow-step-body h3 {
    margin: 0 0 0.75rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.4rem, 2vw, 1.8rem);
    line-height: 1.15;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.workflow-step-body p {
    margin: 0;
    max-width: 40ch;
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--text-muted);
}

/* ============ ALÉM DO ERP ============ */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2.5rem, 6vw, 6rem);
    align-items: start;
}

.comparison-col {
    border-top: 1px solid var(--hairline);
    padding-top: 1.5rem;
}

.comparison-col-accent {
    border-top-color: var(--accent);
    border-left: 3px solid var(--accent);
    padding-left: 1.75rem;
}

.comparison-col-title {
    margin: 0 0 1.25rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink);
}

.comparison-col-accent .comparison-col-title {
    color: var(--accent-ink);
}

.comparison-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.comparison-list li {
    padding: 0.7rem 0;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--ink);
}

.comparison-col-accent .comparison-list li {
    font-weight: 500;
    color: var(--ink);
}

.architecture-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: clamp(2.5rem, 6vh, 4rem);
    padding-top: 1.5rem;
    border-top: 1px solid var(--hairline);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.architecture-flow i {
    color: var(--accent);
    font-size: 0.85rem;
}

/* ============ COLABORADOR DIGITAL ============ */
.capabilities-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: clamp(2.5rem, 6vw, 5rem);
    align-items: start;
}

.capabilities-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 2rem;
    margin: 1.75rem 0 1.75rem;
    padding: 0;
    list-style: none;
}

.capabilities-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0;
    font-size: 0.96rem;
    font-weight: 500;
    color: var(--ink);
}

.capabilities-list li i {
    flex-shrink: 0;
    width: 1.4rem;
    text-align: center;
    font-size: 0.92rem;
    color: var(--accent);
}

.capabilities-note {
    margin: 0;
    padding-top: 1.25rem;
    border-top: 1px solid var(--hairline);
    max-width: 60ch;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.capabilities-figure {
    margin: 0;
}

/* ============ INTEGRAÇÕES ============ */
.integration-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 4vw, 4rem);
}

.integration-col {
    background-color: var(--paper-raised);
    border: 1px solid var(--hairline);
    border-top: 2px solid var(--accent);
    padding: 1.75rem;
}

.integration-col-title {
    margin: 0 0 1.1rem;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.integration-col-title i {
    margin-right: 0.6rem;
    font-size: 0.95rem;
    color: var(--accent);
}

.integration-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.integration-list li {
    padding: 0.6rem 0;
    border-top: 1px solid var(--hairline);
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--ink);
}

/* ============ FOTO AMBIENTE ============ */
.photo-band {
    margin: 0;
    overflow: hidden;
}

.photo-band img {
    width: 100%;
    height: clamp(240px, 42vh, 420px);
    object-fit: cover;
    filter: grayscale(1) contrast(1.05);
}

/* ============ BANDA ESCURA ============ */
.band {
    background-color: var(--ink-strong);
    padding-top: clamp(4.5rem, 9vh, 6.5rem);
    padding-bottom: clamp(4.5rem, 9vh, 6.5rem);
    text-align: center;
}

.band-title {
    margin: 0 auto 1.25rem;
    max-width: 780px;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.8rem, 3.4vw, 2.8rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--on-dark);
}

.band-title-accent {
    color: var(--accent);
}

.band-sub {
    margin: 0 auto;
    max-width: 620px;
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--on-dark-muted);
}

/* ============ ESCALA ============ */
.scale-tiers {
    margin: 0 auto;
    padding: 0;
    max-width: 720px;
    list-style: none;
    border-top: 1px solid var(--hairline);
}

.scale-tier {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.15rem 0;
    border-bottom: 1px solid var(--hairline);
}

.scale-tier:nth-child(1) {
    padding-left: 0;
}

.scale-tier:nth-child(2) {
    padding-left: 1.5rem;
}

.scale-tier:nth-child(3) {
    padding-left: 3rem;
}

.scale-tier:nth-child(4) {
    padding-left: 4.5rem;
}

.scale-tier:nth-child(5) {
    padding-left: 6rem;
}

.scale-tier:nth-child(6) {
    padding-left: 7.5rem;
}

.scale-tiers--grid {
    margin: 0;
    max-width: none;
}

.scale-tier-name {
    font-weight: 600;
    color: var(--ink);
}

.scale-tier-desc {
    font-size: 0.9rem;
    text-align: right;
    color: var(--text-muted);
}

/* ============ PERSONAS ============ */
.personas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: clamp(2rem, 4vw, 4rem);
    row-gap: 0;
}

.persona {
    padding: 1.5rem 0 1.75rem;
    border-top: 1px solid var(--hairline);
}

.persona i {
    display: block;
    margin-bottom: 0.6rem;
    font-size: 1.15rem;
    color: var(--accent);
}

.persona h3 {
    margin: 0 0 0.3rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--ink);
}

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

.persona-wide {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    text-align: left;
}

.persona-wide i {
    margin: 0;
}

/* ============ SEGURANÇA ============ */
.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(2rem, 4vw, 4rem);
}

.security-item {
    padding: 1.5rem 0 1.75rem;
    border-top: 1px solid var(--hairline);
}

.security-item h3 {
    margin: 0 0 0.4rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.security-item p {
    margin: 0;
    max-width: 44ch;
    font-size: 0.94rem;
    line-height: 1.55;
    color: var(--text-muted);
}

/* ============ DEPOIMENTOS ============ */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(2rem, 3.5vw, 3.5rem);
    align-items: start;
}

.testimonial:nth-child(2) {
    margin-top: 2.75rem;
}

.testimonial {
    margin: 0;
    padding-top: 1.75rem;
    border-top: 1px solid var(--hairline);
}

.testimonial blockquote {
    margin: 0 0 1.5rem;
    font-family: var(--display);
    font-weight: 500;
    font-size: clamp(1.15rem, 1.6vw, 1.35rem);
    line-height: 1.5;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.testimonial figcaption strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink);
}

.testimonial figcaption span {
    display: block;
    margin-top: 0.15rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============ FAQ ============ */
.faq-container {
    max-width: 760px;
    margin: 0 auto;
}

.faq-card {
    border-top: 1px solid var(--hairline);
}

.faq-card:last-child {
    border-bottom: 1px solid var(--hairline);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    width: 100%;
    padding: 1.4rem 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font: inherit;
    color: var(--ink);
}

.faq-question-text {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.4;
}

.faq-question i {
    flex-shrink: 0;
    font-size: 0.9rem;
    color: var(--accent);
    transition: transform 0.3s ease;
}

.faq-card.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.faq-answer p {
    margin: 0;
    padding: 0 2.5rem 1.5rem 0;
    max-width: 62ch;
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--text-muted);
}

/* ============ CTA FINAL ============ */
.final-cta {
    padding-top: clamp(5rem, 10vh, 7rem);
    padding-bottom: clamp(5rem, 10vh, 7rem);
    text-align: center;
    border-top: 1px solid var(--hairline);
}

.final-cta-title {
    margin: 0 0 1rem;
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.9rem, 3.4vw, 2.8rem);
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.final-cta-sub {
    margin: 0 0 2.25rem;
    font-size: 1.05rem;
    color: var(--text-muted);
}

/* ============ FOOTER ============ */
.footer {
    border-top: 1px solid var(--hairline);
    padding-top: clamp(3rem, 6vh, 4rem);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: clamp(2rem, 4vw, 4rem);
    padding-bottom: clamp(2.5rem, 5vh, 3.5rem);
}

.footer-brand img {
    height: 36px;
    width: auto;
}

.footer-brand p {
    margin: 1.25rem 0;
    max-width: 40ch;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.footer-social {
    display: inline-flex;
    font-size: 1.2rem;
    color: var(--ink);
    transition: color 0.25s ease;
}

.footer-social:hover {
    color: var(--accent-ink);
}

.footer-title {
    margin: 0 0 1rem;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.footer-links a {
    font-size: 0.95rem;
    color: var(--text-muted);
    transition: color 0.25s ease;
}

.footer-links a:hover {
    color: var(--ink);
}

.footer-links a i {
    margin-right: 0.45rem;
    color: var(--accent);
}

.footer-bottom {
    padding: 1.5rem 0 2rem;
    border-top: 1px solid var(--hairline);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--ink);
    font-weight: 500;
}

.footer-bottom a:hover {
    color: var(--accent-ink);
}

/* ============ VOLTAR AO TOPO ============ */
.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: var(--radius);
    background-color: var(--ink);
    color: var(--paper);
    font-size: 0.9rem;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.25s ease;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--accent);
    color: var(--ink);
}

/* ============ REVEAL ============ */
[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform, opacity;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: none;
}

/* ============ RESPONSIVO ============ */
@media (max-width: 991.98px) {
    .workflow {
        gap: 1.5rem;
    }

    .workflow-step:not(:last-child)::after {
        margin-left: 0.35rem;
        font-size: 0.9rem;
    }

    .capabilities-grid,
    .shift-grid {
        grid-template-columns: 1fr;
    }

    .shift-figure {
        max-width: 560px;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .testimonial:nth-child(2) {
        margin-top: 0;
    }

    .scale-tier:nth-child(2) {
        padding-left: 1rem;
    }

    .scale-tier:nth-child(3) {
        padding-left: 2rem;
    }

    .scale-tier:nth-child(4) {
        padding-left: 3rem;
    }

    .scale-tier:nth-child(5) {
        padding-left: 4rem;
    }

    .scale-tier:nth-child(6) {
        padding-left: 5rem;
    }
}

@media (max-width: 767.98px) {
    .nav {
        gap: 1rem;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .nav-actions {
        margin-left: auto;
    }

    .nav-links {
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        z-index: 999;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        margin: 0;
        padding: 0.5rem 1.25rem 1.5rem;
        background: var(--paper);
        border-bottom: 1px solid var(--hairline);
        box-shadow: var(--shadow-soft);
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

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

    .nav-link {
        width: 100%;
        padding: 1rem 0;
        border-bottom: 1px solid var(--hairline);
        font-size: 1rem;
    }

    .nav-link::after {
        display: none;
    }

    .nav .nav-mobile-cta {
        display: inline-flex;
        margin-top: 1.25rem;
        align-self: stretch;
    }

    .nav .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .stat-band-list {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .stat-band-item {
        padding: 1.5rem 0;
    }

    .stat-band-item + .stat-band-item {
        border-left: none;
        border-top: 1px solid var(--hairline);
        padding-left: 0;
    }

    .module-index,
    .capabilities-list,
    .personas-grid,
    .security-grid,
    .integration-grid {
        grid-template-columns: 1fr;
    }

    .workflow {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .workflow-step:not(:last-child)::after {
        display: none;
    }

    .persona-wide {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }

    .scale-tier {
        flex-direction: column;
        gap: 0.25rem;
    }

    .scale-tier-desc {
        text-align: left;
    }

    .scale-tier:nth-child(2) {
        padding-left: 0.75rem;
    }

    .scale-tier:nth-child(3) {
        padding-left: 1.5rem;
    }

    .scale-tier:nth-child(4) {
        padding-left: 2.25rem;
    }

    .scale-tier:nth-child(5) {
        padding-left: 3rem;
    }

    .scale-tier:nth-child(6) {
        padding-left: 3.75rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 419.98px) {
    .nav-logo img {
        height: 30px;
    }

    .btn.btn-primary,
    .btn.btn-ghost {
        font-size: 0.76rem;
        padding: 0.85rem 1.2rem;
    }

    .faq-question-text {
        font-size: 0.98rem;
    }
}

/* ============ REDUZIDO ============ */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-reveal] {
        opacity: 1;
        transform: none;
    }

    .back-to-top {
        transform: none;
    }
}