/* =============================================================
   EasyBytes — Landing Page
   Paleta: cinza-pérola + lavanda suave + branco
   Acento: verde do logo (uso pontual)
   ============================================================= */

/* -------------------------------------------------------------
   1. Tokens / Variáveis
   ------------------------------------------------------------- */
:root {
    /* Cores - Neutros */
    --color-bg:           #FAFAF9;
    --color-bg-alt:       #F3F1EF;
    --color-surface:      #FFFFFF;
    --color-pearl:        #E0DFDC;
    --color-pearl-dark:   #B8B8B5;

    /* Cores - Lavanda (acento principal pastel) */
    --color-lavender-soft: #ECEAF2;
    --color-lavender:      #C5C0D4;
    --color-lavender-mid:  #9C95B5;
    --color-lavender-dark: #6E6688;

    /* Cores - Texto */
    --color-text:         #1F1F23;
    --color-text-mid:     #55555C;
    --color-text-soft:    #8A8A92;

    /* Cores - Acento (verde do logo, uso muito pontual) */
    --color-accent:       #7BE040;
    --color-accent-dark:  #5BA830;

    /* Tipografia */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Tamanhos */
    --container-max: 1200px;
    --radius-sm: 6px;
    --radius:    12px;
    --radius-lg: 20px;

    /* Sombras */
    --shadow-xs: 0 1px 2px rgba(31, 31, 35, 0.04);
    --shadow-sm: 0 2px 8px rgba(31, 31, 35, 0.05);
    --shadow-md: 0 8px 24px rgba(31, 31, 35, 0.06);
    --shadow-lg: 0 16px 48px rgba(31, 31, 35, 0.08);

    /* Transições */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --t-fast: 180ms var(--ease);
    --t-base: 280ms var(--ease);
    --t-slow: 480ms var(--ease);
}

/* -------------------------------------------------------------
   2. Reset / Base
   ------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

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

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

h1, h2, h3, h4 {
    margin: 0 0 0.5em;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }

p {
    margin: 0 0 1em;
    color: var(--color-text-mid);
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* -------------------------------------------------------------
   3. Container utilitário
   ------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container { padding: 0 40px; }
}

/* -------------------------------------------------------------
   4. Eyebrow / Section header
   ------------------------------------------------------------- */
.eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-lavender-dark);
    margin-bottom: 16px;
}

.section-header {
    max-width: 760px;
    margin: 0 auto 56px;
    text-align: center;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-mid);
    max-width: 640px;
    margin: 0 auto;
}

/* -------------------------------------------------------------
   5. Botões
   ------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: all var(--t-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--color-pearl);
}

.btn-secondary:hover {
    background-color: var(--color-surface);
    border-color: var(--color-lavender);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* -------------------------------------------------------------
   6. Header
   ------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(250, 250, 249, 0.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--t-base);
}

.site-header.scrolled {
    background-color: rgba(250, 250, 249, 0.95);
    border-bottom-color: var(--color-pearl);
    box-shadow: var(--shadow-xs);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
}

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

@media (min-width: 768px) {
    .brand-logo { height: 42px; }
    .header-inner { height: 84px; }
}

/* Menu mobile toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--t-base);
    border-radius: 2px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Nav */
.primary-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-pearl);
    padding: 24px;
    transform: translateY(-110%);
    transition: transform var(--t-base);
    box-shadow: var(--shadow-md);
}

.primary-nav.open {
    transform: translateY(0);
}

.primary-nav ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.primary-nav a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-mid);
    transition: color var(--t-fast);
}

.primary-nav a:hover {
    color: var(--color-text);
}

.primary-nav .nav-cta {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--color-text);
    color: var(--color-bg);
    border-radius: var(--radius-sm);
    text-align: center;
}

.primary-nav .nav-cta:hover {
    background-color: var(--color-lavender-dark);
    color: var(--color-bg);
}

@media (min-width: 900px) {
    .nav-toggle { display: none; }

    .primary-nav {
        position: static;
        transform: none;
        padding: 0;
        background: none;
        border: none;
        box-shadow: none;
    }

    .primary-nav ul {
        flex-direction: row;
        align-items: center;
        gap: 36px;
    }
}

/* -------------------------------------------------------------
   7. Hero
   ------------------------------------------------------------- */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    background:
        radial-gradient(ellipse 80% 60% at 80% 10%, rgba(197, 192, 212, 0.25), transparent 60%),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(224, 223, 220, 0.4), transparent 60%),
        var(--color-bg);
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        padding-top: 160px;
        padding-bottom: 120px;
    }
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 56px;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 80px;
    }
}

.hero-content h1 {
    margin-bottom: 24px;
}

.hero-content .accent {
    background: linear-gradient(135deg, var(--color-lavender-dark), var(--color-lavender-mid));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-style: italic;
    font-weight: 700;
}

.hero-content .lead {
    font-size: 1.125rem;
    line-height: 1.65;
    color: var(--color-text-mid);
    max-width: 560px;
    margin-bottom: 36px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* Hero visual */
.hero-visual {
    position: relative;
    min-height: 380px;
}

.grid-decoration {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 380px;
}

.dot {
    position: absolute;
    border-radius: 50%;
    background-color: var(--color-lavender);
    opacity: 0.55;
}

.dot-1 { width: 12px; height: 12px; top: 8%; left: 12%; }
.dot-2 { width: 8px; height: 8px; top: 18%; right: 8%; background-color: var(--color-lavender-mid); }
.dot-3 { width: 16px; height: 16px; bottom: 12%; left: 6%; background-color: var(--color-pearl-dark); opacity: 0.4; }
.dot-4 { width: 6px; height: 6px; bottom: 22%; right: 18%; background-color: var(--color-accent); opacity: 0.7; }

.line {
    position: absolute;
    background: linear-gradient(90deg, transparent, var(--color-pearl), transparent);
    height: 1px;
}

.line-1 { top: 30%; left: 0; right: 30%; }
.line-2 { bottom: 25%; left: 20%; right: 0; }

.hero-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 380px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-pearl);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.hero-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-pearl);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(123, 224, 64, 0.18);
}

.hero-card-title {
    font-family: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    font-size: 0.8125rem;
    color: var(--color-text-soft);
}

.hero-card-body {
    padding: 20px 24px;
}

.hero-card-body p {
    font-family: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    font-size: 0.875rem;
    margin: 0 0 10px;
    color: var(--color-text);
}

.hero-card-body p:last-child {
    margin-bottom: 0;
}

.code-prefix {
    color: var(--color-lavender-mid);
    margin-right: 8px;
}

/* -------------------------------------------------------------
   8. Sections gerais
   ------------------------------------------------------------- */
.section {
    padding: 80px 0;
}

@media (min-width: 768px) {
    .section { padding: 112px 0; }
}

/* -------------------------------------------------------------
   9. Sobre
   ------------------------------------------------------------- */
.section-about {
    background-color: var(--color-bg);
}

.about-inner .section-header {
    text-align: left;
    margin-left: 0;
    margin-right: 0;
    max-width: 720px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 900px) {
    .about-grid {
        grid-template-columns: 1.3fr 1fr;
        gap: 64px;
    }
}

.about-text p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text-mid);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.highlight-item {
    padding: 28px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-pearl);
    border-left: 3px solid var(--color-lavender);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
}

.highlight-item h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--color-lavender-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.highlight-item p {
    margin: 0;
    font-size: 0.9375rem;
}

/* -------------------------------------------------------------
   10. Serviços
   ------------------------------------------------------------- */
.section-services {
    background-color: var(--color-bg-alt);
    position: relative;
}

.section-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-pearl), transparent);
}

.services-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.service-card {
    flex: 1 1 100%;
    max-width: 100%;
    padding: 36px 32px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-pearl);
    border-radius: var(--radius);
    transition: all var(--t-base);
    position: relative;
    overflow: hidden;
}

@media (min-width: 640px) {
    .service-card {
        flex: 0 1 calc((100% - 20px) / 2);
        max-width: calc((100% - 20px) / 2);
    }
}

@media (min-width: 1024px) {
    .service-card {
        flex: 0 1 calc((100% - 40px) / 3);
        max-width: calc((100% - 40px) / 3);
    }
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-lavender), var(--color-lavender-mid));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-slow);
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-lavender);
    box-shadow: var(--shadow-md);
}

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

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-lavender-soft);
    border-radius: var(--radius-sm);
    color: var(--color-lavender-dark);
    margin-bottom: 20px;
    transition: all var(--t-base);
}

.service-card:hover .service-icon {
    background-color: var(--color-lavender);
    color: var(--color-surface);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    margin-bottom: 12px;
    color: var(--color-text);
}

.service-card p {
    font-size: 0.9375rem;
    line-height: 1.65;
    margin: 0;
}

/* -------------------------------------------------------------
   11. Diferenciais (pilares)
   ------------------------------------------------------------- */
.section-differentials {
    background-color: var(--color-bg);
}

.pillars-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .pillars-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}

.pillar {
    padding: 32px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-pearl);
    border-radius: var(--radius);
    position: relative;
    transition: all var(--t-base);
}

.pillar:hover {
    border-color: var(--color-lavender);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.pillar-index {
    display: block;
    font-family: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-lavender-mid);
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.pillar h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.pillar p {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.65;
}

/* -------------------------------------------------------------
   12. Contato
   ------------------------------------------------------------- */
.section-contact {
    background-color: var(--color-bg-alt);
    padding: 80px 0;
}

@media (min-width: 768px) {
    .section-contact { padding: 112px 0; }
}

.contact-card {
    max-width: 720px;
    margin: 0 auto;
    padding: 48px 32px;
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-lavender-soft) 100%);
    border: 1px solid var(--color-pearl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
    .contact-card {
        padding: 64px 56px;
    }
}

.contact-card h2 {
    margin-bottom: 16px;
}

.contact-card > p {
    max-width: 540px;
    margin: 0 auto 32px;
    color: var(--color-text-mid);
    font-size: 1rem;
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 32px;
    background-color: var(--color-text);
    color: var(--color-bg);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 24px;
    transition: all var(--t-base);
}

.contact-email:hover {
    background-color: var(--color-lavender-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-email svg {
    width: 20px;
    height: 20px;
}

.contact-fine {
    font-size: 0.875rem;
    color: var(--color-text-soft);
    margin: 0;
}

/* -------------------------------------------------------------
   13. Footer
   ------------------------------------------------------------- */
.site-footer {
    background-color: var(--color-text);
    color: var(--color-bg);
    padding-top: 64px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-inner {
        grid-template-columns: 1.2fr 2fr;
        gap: 64px;
    }
}

.footer-brand p {
    color: var(--color-text-soft);
    font-size: 0.9375rem;
    margin-top: 16px;
    max-width: 320px;
    line-height: 1.6;
}

.footer-logo {
    height: 40px;
    width: auto;
    filter: brightness(1.1);
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 540px) {
    .footer-links { grid-template-columns: repeat(3, 1fr); }
}

.footer-col h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    color: var(--color-bg);
    font-weight: 500;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    color: var(--color-text-soft);
    font-size: 0.9375rem;
    transition: color var(--t-fast);
}

.footer-col a:hover {
    color: var(--color-bg);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
}

.footer-bottom p {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.8125rem;
    text-align: center;
}

/* -------------------------------------------------------------
   14. Animações de entrada
   ------------------------------------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}

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

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

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

    html { scroll-behavior: auto; }
}

/* -------------------------------------------------------------
   15. Foco acessível
   ------------------------------------------------------------- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--color-lavender-dark);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}