/* ==========================================================================
   Z4 Consulting — Stylesheet
   Paleta: Azul Índigo #14293C · Azul Caxemira #A6B8D0 · Branco Estrela #EFEFE8
   Tipografia: Noto Sans
   ========================================================================== */

/* --------------------------------------------------------------------------
   Tokens
   -------------------------------------------------------------------------- */
:root {
    --color-indigo: #14293C;
    --color-indigo-soft: #1E3854;
    --color-caxemira: #A6B8D0;
    --color-caxemira-light: #C9D4E2;
    --color-branco: #EFEFE8;
    --color-white: #FFFFFF;
    --color-text: #14293C;
    --color-text-soft: #4A5C72;
    --color-text-on-dark: #EFEFE8;
    --color-text-on-dark-soft: #A6B8D0;

    --font-sans: 'Noto Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --container-max: 1200px;
    --container-padding: clamp(1.25rem, 3vw, 2.5rem);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    --transition-fast: 180ms ease;
    --transition-base: 280ms ease;
    --transition-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);

    --shadow-sm: 0 2px 8px rgba(20, 41, 60, 0.06);
    --shadow-md: 0 8px 24px rgba(20, 41, 60, 0.08);
    --shadow-lg: 0 24px 64px rgba(20, 41, 60, 0.12);
}

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

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

body {
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-branco);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

input,
textarea {
    font-family: inherit;
    font-size: inherit;
}

h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--color-indigo);
}

/* --------------------------------------------------------------------------
   Layout helpers
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

.section {
    padding-block: clamp(4rem, 8vw, 7rem);
    position: relative;
    overflow: hidden;
}

/* Compensa o header fixo em links diretos (#secao) e navegação por teclado */
main[id],
section[id] {
    scroll-margin-top: 5rem;
}

.section-light {
    background: var(--color-branco);
}

.section-dark {
    background: var(--color-indigo);
    color: var(--color-text-on-dark);
}

.section-dark h2,
.section-dark h3 {
    color: var(--color-text-on-dark);
}

.section-head {
    max-width: 720px;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head .eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-indigo-soft);
    margin-bottom: 1rem;
}

.section-head-light .eyebrow {
    color: var(--color-caxemira);
}

.section-head h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-head .section-lead {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--color-text-soft);
    max-width: 56ch;
}

.section-head-light .section-lead {
    color: var(--color-caxemira);
}

/* --------------------------------------------------------------------------
   Header & navigation
   -------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(239, 239, 232, 0.85);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), background var(--transition-base);
}

.site-header.is-scrolled {
    border-bottom-color: rgba(20, 41, 60, 0.08);
    background: rgba(239, 239, 232, 0.95);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 0.875rem;
    gap: 1.5rem;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.logo-link:hover .logo-img {
    opacity: 0.8;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.site-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-indigo);
    position: relative;
}

.site-nav a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1.5px;
    background: var(--color-indigo);
    transition: width var(--transition-base);
}

.site-nav a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    border: 1.5px solid var(--color-indigo);
    border-radius: 999px;
    transition: background var(--transition-base), color var(--transition-base);
}

.nav-cta:hover {
    background: var(--color-indigo);
    color: var(--color-branco);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-indigo);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-block: clamp(7rem, 12vw, 10rem) clamp(4rem, 8vw, 6rem);
    background: linear-gradient(180deg, var(--color-branco) 0%, #F5F5EE 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-grafismo {
    position: absolute;
    opacity: 0.35;
    width: clamp(280px, 35vw, 520px);
}

.hero-grafismo-1 {
    top: 5%;
    right: -8%;
    transform: rotate(0deg);
}

.hero-grafismo-2 {
    bottom: -10%;
    left: -10%;
    transform: rotate(180deg);
    opacity: 0.25;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 880px;
}

.hero-mark,
.hero-title,
.hero-lead,
.hero-actions {
    opacity: 0;
    transform: translateY(20px);
    animation-name: fadeUp;
    animation-duration: 0.9s;
    animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
    animation-fill-mode: forwards;
}

.hero-mark {
    margin-bottom: 2rem;
    animation-delay: 0.1s;
}

.hero-mark img {
    width: 88px;
    height: auto;
}

.hero-title {
    font-size: clamp(2.25rem, 5.5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
    color: var(--color-indigo);
    animation-delay: 0.25s;
}

.hero-title .accent {
    color: var(--color-indigo);
    background: linear-gradient(180deg, transparent 65%, var(--color-caxemira-light) 65%);
    padding-inline: 0.05em;
}

.hero-lead {
    font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
    line-height: 1.55;
    color: var(--color-indigo);
    max-width: 60ch;
    margin-bottom: 2.5rem;
    animation-delay: 0.4s;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    animation-delay: 0.55s;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fallback caso JS/animação não rode: garante que o hero fique visível */
.no-js .hero-mark,
.no-js .hero-title,
.no-js .hero-lead,
.no-js .hero-actions {
    opacity: 1;
    transform: none;
    animation: none;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    border-radius: 999px;
    transition: transform var(--transition-fast), background var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
    border: 1.5px solid transparent;
}

.btn-primary {
    background: var(--color-indigo);
    color: var(--color-branco);
}

.btn-primary:hover {
    background: var(--color-indigo-soft);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: transparent;
    color: var(--color-indigo);
    border-color: var(--color-indigo);
}

.btn-ghost:hover {
    background: var(--color-indigo);
    color: var(--color-branco);
}

.btn-light {
    background: var(--color-branco);
    color: var(--color-indigo);
}

.btn-light:hover {
    background: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* --------------------------------------------------------------------------
   Pillars (Filosofia)
   -------------------------------------------------------------------------- */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
}

.pillar {
    padding: 2rem 1.5rem;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(20, 41, 60, 0.06);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.pillar:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-caxemira);
}

.pillar-num {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-caxemira);
    margin-bottom: 1.25rem;
}

.pillar h3 {
    font-size: 1.1875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.pillar p {
    color: var(--color-text-soft);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Cards (Linhas de atuação)
   -------------------------------------------------------------------------- */
.section-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.08;
}

.bg-grafismo {
    position: absolute;
    width: clamp(300px, 40vw, 600px);
}

.bg-grafismo-tl {
    top: -6%;
    right: -6%;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    position: relative;
    z-index: 1;
}

.card {
    padding: 2.25rem;
    background: rgba(239, 239, 232, 0.04);
    border: 1px solid rgba(166, 184, 208, 0.18);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(4px);
    transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--color-caxemira);
    background: rgba(239, 239, 232, 0.08);
}

.card-featured {
    background: rgba(166, 184, 208, 0.08);
    border-color: rgba(166, 184, 208, 0.3);
}

.card-icon {
    margin-bottom: 1.5rem;
}

.card-tag {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: rgba(166, 184, 208, 0.15);
    color: var(--color-caxemira);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.card h3 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 0.875rem;
    color: var(--color-branco);
}

.card-summary {
    color: var(--color-caxemira);
    font-size: 0.9375rem;
    line-height: 1.55;
    margin-bottom: 1.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid rgba(166, 184, 208, 0.18);
}

.card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.card-list li {
    position: relative;
    padding-left: 1.25rem;
    font-size: 0.9375rem;
    line-height: 1.55;
    color: rgba(239, 239, 232, 0.85);
}

.card-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.625rem;
    width: 6px;
    height: 6px;
    background: var(--color-caxemira);
    transform: rotate(45deg);
}

/* --------------------------------------------------------------------------
   Process
   -------------------------------------------------------------------------- */
.section-process {
    background: linear-gradient(180deg, var(--color-branco) 0%, #F8F8F2 100%);
}

.process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    position: relative;
}

.process-step {
    position: relative;
    padding-top: 1rem;
}

.process-mark {
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-indigo);
}

.process-mark img {
    width: 100%;
    height: 100%;
}

.process-mark svg {
    width: 46px;
    height: 46px;
}

.process-num {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-indigo-soft);
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

.process-step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.process-step p {
    color: var(--color-text-soft);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   CTA / Contact
   -------------------------------------------------------------------------- */
.section-cta {
    background: var(--color-indigo);
    color: var(--color-text-on-dark);
    position: relative;
    overflow: hidden;
    /* igual à margin-bottom do formulário, para centralizar o .cta-info entre o form e o rodapé */
    padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../assets/grafismos/grafismo-irregular-offwhite.svg');
    background-position: bottom -10% left -10%;
    background-repeat: no-repeat;
    background-size: 600px;
    opacity: 0.08;
    pointer-events: none;
}

.cta-inner {
    max-width: 720px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-mark {
    margin-inline: auto;
    margin-bottom: 1.75rem;
    width: 72px;
}

.section-cta h2 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    color: var(--color-text-on-dark);
    margin-bottom: 1rem;
}

.cta-lead {
    font-size: 1.0625rem;
    color: var(--color-caxemira);
    margin-bottom: 3rem;
    max-width: 56ch;
    margin-inline: auto;
}

/* Sinal humano — recado do fundador (o formulário é a resposta) */
.cta-note {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    max-width: 540px;
    margin: -1rem auto 2.5rem;
    padding: 1rem 1.25rem;
    background: rgba(239, 239, 232, 0.04);
    border: 1px solid rgba(166, 184, 208, 0.2);
    border-radius: var(--radius-lg);
}

.cta-note-avatar {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 999px;
    background: var(--color-caxemira);
    color: var(--color-indigo);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9375rem;
    letter-spacing: 0.04em;
    overflow: hidden;
}

.cta-note-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-note-text {
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-caxemira);
}

.cta-note-text strong {
    display: block;
    margin-top: 0.375rem;
    font-weight: 600;
    font-size: 0.8125rem;
    letter-spacing: 0.02em;
    color: var(--color-branco);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    text-align: left;
    background: rgba(239, 239, 232, 0.04);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(166, 184, 208, 0.2);
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-field span {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--color-caxemira);
}

.form-field input,
.form-field textarea {
    padding: 0.75rem 1rem;
    background: rgba(239, 239, 232, 0.08);
    border: 1px solid rgba(166, 184, 208, 0.25);
    border-radius: var(--radius-md);
    color: var(--color-text-on-dark);
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast), background var(--transition-fast);
    outline: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: rgba(166, 184, 208, 0.5);
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--color-caxemira);
    background: rgba(239, 239, 232, 0.12);
}

.form-field textarea {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.contact-form .btn {
    align-self: flex-start;
}

.form-feedback {
    font-size: 0.875rem;
    color: var(--color-caxemira);
    min-height: 1.25rem;
}

.form-feedback.is-success {
    color: #A1CA7B;
}

.form-feedback.is-error {
    color: #E89A9A;
}

.form-field input[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
    border-color: #E89A9A;
}

.form-privacy {
    font-size: 0.75rem;
    color: rgba(166, 184, 208, 0.55);
}

/* Honeypot anti-bot: fora da tela, não exibido a humanos */
.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Confirmação in-place (substitui o formulário após o envio) */
.form-sent {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
    background: rgba(166, 184, 208, 0.08);
    border: 1px solid rgba(166, 184, 208, 0.25);
    border-radius: var(--radius-lg);
    padding: clamp(1.75rem, 4vw, 2.5rem);
    /* mesma margem inferior do formulário, para manter o .cta-info centralizado */
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.form-sent-icon {
    width: 40px;
    height: 40px;
    color: #A1CA7B;
}

.form-sent strong {
    color: var(--color-branco);
    font-size: 1.125rem;
    font-weight: 600;
}

.form-sent span {
    color: var(--color-caxemira);
    font-size: 0.9375rem;
}

.cta-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.875rem;
    font-size: 0.9375rem;
    color: var(--color-caxemira);
}

.cta-info a {
    color: var(--color-branco);
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-color: rgba(239, 239, 232, 0.4);
    transition: text-decoration-color var(--transition-fast);
}

.cta-info a:hover {
    text-decoration-color: var(--color-branco);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background: #0E1F2E;
    color: var(--color-caxemira);
    padding-block: 2rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    height: 32px;
    width: auto;
    opacity: 0.85;
    justify-self: start;
}

.footer-social {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    justify-self: center;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 999px;
    border: 1px solid rgba(166, 184, 208, 0.3);
    color: var(--color-caxemira);
    transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-base), transform var(--transition-fast);
}

.social-btn svg {
    width: 18px;
    height: 18px;
}

.social-btn:hover {
    color: var(--color-branco);
    border-color: var(--color-caxemira);
    background: rgba(166, 184, 208, 0.12);
    transform: translateY(-1px);
}

.footer-meta {
    font-size: 0.8125rem;
    color: rgba(166, 184, 208, 0.7);
    justify-self: end;
    text-align: right;
}

/* --------------------------------------------------------------------------
   Reveal animations
   -------------------------------------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s var(--transition-slow), transform 0.8s var(--transition-slow);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 880px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .nav-toggle {
        display: flex;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem var(--container-padding) 1.5rem;
        background: var(--color-branco);
        border-bottom: 1px solid rgba(20, 41, 60, 0.08);
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-base), opacity var(--transition-base);
    }

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

    .site-nav a {
        padding-block: 0.75rem;
        border-bottom: 1px solid rgba(20, 41, 60, 0.06);
    }

    .site-nav a:last-child {
        border-bottom: none;
    }

    .site-nav a:not(.nav-cta)::after {
        display: none;
    }

    .nav-cta {
        margin-top: 0.5rem;
        text-align: center;
        align-self: flex-start;
    }

    .nav-toggle.is-open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

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

    .nav-toggle.is-open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero {
        min-height: auto;
        padding-block: clamp(6rem, 16vw, 8rem) clamp(3rem, 8vw, 5rem);
    }

    .footer-inner {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
    }

    .footer-logo,
    .footer-social,
    .footer-meta {
        justify-self: center;
    }

    .footer-meta {
        text-align: center;
    }

    .contact-form .btn {
        align-self: stretch;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   Página Startups (startups.html) — variação 100% escura
   Reaproveita a identidade existente; tudo sobre fundo Azul Índigo.
   ========================================================================== */

/* Botão fantasma para fundo escuro (card "Saiba mais" e CTAs da subpágina) */
.btn-ghost-light {
    background: transparent;
    color: var(--color-text-on-dark);
    border-color: rgba(166, 184, 208, 0.5);
}

.btn-ghost-light:hover {
    background: var(--color-caxemira);
    color: var(--color-indigo);
    border-color: var(--color-caxemira);
}

/* "Saiba mais" no card de Startups da home */
.card-cta {
    margin-top: 1.75rem;
    align-self: flex-start;
    padding: 0.7rem 1.4rem;
    font-size: 0.875rem;
}

/* Header adaptado ao fundo escuro */
.page-dark .site-header {
    background: rgba(20, 41, 60, 0.82);
}

.page-dark .site-header.is-scrolled {
    background: rgba(20, 41, 60, 0.95);
    border-bottom-color: rgba(166, 184, 208, 0.18);
}

.page-dark .site-nav a {
    color: var(--color-text-on-dark);
}

.page-dark .site-nav a:not(.nav-cta)::after {
    background: var(--color-caxemira);
}

.page-dark .nav-cta {
    border-color: var(--color-caxemira);
}

.page-dark .nav-cta:hover {
    background: var(--color-caxemira);
    color: var(--color-indigo);
}

.page-dark .nav-toggle span {
    background: var(--color-text-on-dark);
}

/* Fundo escuro alternado, para dar ritmo dentro da página escura */
.section-dark-soft {
    background: var(--color-indigo-soft);
    color: var(--color-text-on-dark);
}

.section-dark-soft h2,
.section-dark-soft h3 {
    color: var(--color-text-on-dark);
}

/* Hero da subpágina */
.subpage-hero {
    padding-block: clamp(8rem, 14vw, 11rem) clamp(3.5rem, 7vw, 6rem);
}

.subpage-hero .hero-inner-sub {
    max-width: 820px;
}

.subpage-hero .eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-caxemira);
    margin-bottom: 1rem;
}

.subpage-hero h1 {
    font-size: clamp(2rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--color-text-on-dark);
    margin-bottom: 1.5rem;
}

.subpage-hero h1 .accent {
    color: var(--color-caxemira);
}

.subpage-hero .sub-lead {
    font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
    line-height: 1.55;
    color: var(--color-caxemira);
    max-width: 60ch;
    margin-bottom: 2.5rem;
}

/* Pontos (contexto / dores do founder) */
.points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: clamp(1.25rem, 3vw, 2rem);
}

.point {
    position: relative;
    padding-left: 1.5rem;
    color: rgba(239, 239, 232, 0.82);
    font-size: 0.9375rem;
    line-height: 1.55;
}

.point::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    background: var(--color-caxemira);
    transform: rotate(45deg);
}

.point strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--color-text-on-dark);
    font-weight: 600;
    font-size: 1rem;
}

/* Serviços inclusos */
.services-grid {
    grid-template-columns: repeat(3, 1fr);
}

.service-desc {
    color: var(--color-caxemira);
    font-size: 0.9375rem;
    line-height: 1.55;
}

/* Bloco de alinhamento (skin in the game para startups) */
.alignment {
    max-width: 760px;
    margin-inline: auto;
    text-align: center;
    padding: clamp(2rem, 4vw, 3rem);
    border: 1px solid rgba(166, 184, 208, 0.25);
    border-radius: var(--radius-lg);
    background: rgba(166, 184, 208, 0.06);
}

.alignment h2 {
    font-size: clamp(1.5rem, 3vw, 2.125rem);
    margin-bottom: 1rem;
}

.alignment p {
    color: var(--color-caxemira);
    font-size: clamp(1rem, 1.6vw, 1.1875rem);
    line-height: 1.6;
    max-width: 60ch;
    margin-inline: auto;
}

.alignment strong {
    color: var(--color-text-on-dark);
}

@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 760px) {
    .page-dark .site-nav {
        background: var(--color-indigo);
        border-bottom-color: rgba(166, 184, 208, 0.18);
    }

    .page-dark .site-nav a {
        border-bottom-color: rgba(166, 184, 208, 0.12);
    }
}

@media (max-width: 600px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* Grafismos triangulares como segmentadores sutis (página escura contínua) */
.section-deco {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.section-deco img {
    position: absolute;
    width: clamp(280px, 34vw, 520px);
    opacity: 0.06;
}

.seg-tr {
    top: -8%;
    right: -7%;
}

.seg-bl {
    bottom: -8%;
    left: -7%;
    transform: rotate(180deg);
}

/* garante o conteúdo acima dos grafismos */
.page-dark .section > .container {
    position: relative;
    z-index: 1;
}