/* eco2GO — folha única do site.
 * Organização: 1. fontes · 2. tokens · 3. base · 4. layout · 5. componentes · 6. seções · 7. utilitários · 8. movimento
 * Sem framework: tudo que a página usa está aqui. Cores e medidas só via tokens (seção 2). */

/* 1. Fontes (locais — política sem CDN). Open Sans é variável: um arquivo cobre 300–800. */
@font-face { font-family: 'Poppins'; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/poppins-600-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Poppins'; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/poppins-600-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Poppins'; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/poppins-700-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Poppins'; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/poppins-700-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Open Sans'; font-style: normal; font-weight: 300 800; font-stretch: 100%; font-display: swap; src: url(../fonts/open-sans-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Open Sans'; font-style: normal; font-weight: 300 800; font-stretch: 100%; font-display: swap; src: url(../fonts/open-sans-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* 2. Tokens */
:root {
  /* paleta da marca — verdes do logo eco2GO, neutros quentes e um laranja de ação */
  --forest-900: #173b22;   /* fundos escuros (rodapé, faixas) */
  --forest-800: #1f4d2b;
  --green-700: #2f6b2f;    /* texto/links verdes sobre claro — 6,4:1 no branco */
  --green-600: #3f8a32;    /* marcas gráficas (barras, ícones) — 4,3:1, não usar em texto pequeno */
  --lime-400: #a8cb4b;     /* verde do logo — decorativo e texto sobre fundo escuro (6,7:1) */
  --lime-200: #d6e6a6;
  --lime-50: #f1f6e3;
  --sand-50: #f7f6f1;
  --sand-100: #efede4;
  --white: #ffffff;
  --ink-900: #1c211d;
  --ink-700: #3d4440;
  --ink-500: #626a65;      /* texto secundário — 5,6:1 no branco */
  --line: #dfe2da;
  --gray-bar: #858b86;     /* série "atual" nos gráficos — 3,4:1 */
  --accent-600: #c2461b;   /* botão principal — branco sobre ele 5,0:1 */
  --accent-700: #a33a15;

  /* papéis semânticos */
  --bg: var(--white);
  --bg-alt: var(--sand-50);
  --bg-tint: var(--lime-50);
  --bg-dark: var(--forest-900);
  --text: var(--ink-900);
  --text-soft: var(--ink-700);
  --text-muted: var(--ink-500);
  --text-on-dark: #f3f6ef;
  --text-on-dark-soft: #c9d6c4;
  --link: var(--green-700);
  --focus: #1f6fb2;
  --success: var(--green-700);
  --success-bg: #eaf3e4;
  --error: #b42318;
  --error-bg: #fdecea;

  /* tipografia */
  --font-display: 'Poppins', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body: 'Open Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1.0625rem;
  --fs-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-xl: clamp(1.3125rem, 1.15rem + 0.7vw, 1.625rem);
  --fs-2xl: clamp(1.75rem, 1.35rem + 1.8vw, 2.625rem);
  --fs-3xl: clamp(2.25rem, 1.55rem + 3.1vw, 3.875rem);
  --lh-tight: 1.15;
  --lh-snug: 1.3;
  --lh-body: 1.65;

  /* espaço (escala de 4px) */
  --sp-1: 0.25rem; --sp-2: 0.5rem; --sp-3: 0.75rem; --sp-4: 1rem; --sp-5: 1.5rem;
  --sp-6: 2rem; --sp-7: 3rem; --sp-8: 4rem; --sp-9: 6rem;
  --section-y: clamp(4rem, 2.8rem + 5vw, 7.5rem);
  --gutter: clamp(1rem, 0.6rem + 2vw, 2rem);

  /* larguras */
  --max: 74rem;
  --max-text: 40rem;

  /* forma: cantos chanfrados — o recorte das fotos originais da campanha vira motivo da marca */
  --r-sm: 6px; --r-md: 12px; --r-lg: 22px;
  --chamfer: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  --cut: 18px;
  --shadow-1: 0 1px 2px rgba(23, 59, 34, .06), 0 4px 14px rgba(23, 59, 34, .06);
  --shadow-2: 0 2px 6px rgba(23, 59, 34, .08), 0 14px 36px rgba(23, 59, 34, .10);

  --header-h: 4.25rem;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* 3. Base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + var(--sp-4)); }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text);
  background: var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: var(--lh-tight); margin: 0; color: var(--text); text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
a { color: var(--link); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--lime-200); color: var(--ink-900); }
strong { font-weight: 700; }

/* 4. Layout */
.container { width: 100%; max-width: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); position: relative; }
.section--alt { background: var(--bg-alt); }
.section--tint { background: var(--bg-tint); }
.section--dark { background: var(--bg-dark); color: var(--text-on-dark); }
.section--dark h2, .section--dark h3 { color: var(--white); }
.stack > * + * { margin-top: var(--sp-4); }
.split { display: grid; gap: var(--sp-7); align-items: center; }
@media (min-width: 60em) {
  .split { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .split--wide-text { grid-template-columns: 1.15fr .85fr; }
}

/* 5. Componentes */

/* pular para o conteúdo */
.skip-link { position: absolute; left: var(--sp-4); top: -100px; z-index: 100; background: var(--white); color: var(--text); padding: var(--sp-3) var(--sp-4); border-radius: var(--r-sm); box-shadow: var(--shadow-2); font-weight: 600; }
.skip-link:focus { top: var(--sp-3); }

/* cabeçalho de seção */
.eyebrow { display: inline-flex; align-items: center; gap: var(--sp-2); font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--green-700); }
.eyebrow::before { content: ""; width: 1.5rem; height: 2px; background: currentColor; }
.section--dark .eyebrow { color: var(--lime-400); }
.section-head { max-width: 46rem; margin-bottom: var(--sp-7); }
.section-head h2 { font-size: var(--fs-2xl); margin-top: var(--sp-3); }
.section-head p { margin-top: var(--sp-4); font-size: var(--fs-lg); color: var(--text-soft); }
.section--dark .section-head p { color: var(--text-on-dark-soft); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow::after { content: ""; width: 1.5rem; height: 2px; background: currentColor; }
.lead { font-size: var(--fs-lg); color: var(--text-soft); }

/* botões */
.btn {
  --btn-bg: var(--accent-600); --btn-fg: var(--white); --btn-bd: var(--accent-600);
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 3rem; padding: .75rem 1.375rem;
  font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); line-height: 1.2;
  color: var(--btn-fg); background: var(--btn-bg); border: 2px solid var(--btn-bd); border-radius: 999px;
  text-decoration: none; cursor: pointer;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}
.btn:hover { --btn-bg: var(--accent-700); --btn-bd: var(--accent-700); box-shadow: var(--shadow-1); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.1em; height: 1.1em; flex: none; }
.btn--primary { /* padrão */ }
.btn--secondary { --btn-bg: transparent; --btn-fg: var(--forest-800); --btn-bd: var(--forest-800); }
.btn--secondary:hover { --btn-bg: var(--forest-800); --btn-fg: var(--white); --btn-bd: var(--forest-800); }
.btn--light { --btn-bg: var(--lime-400); --btn-fg: var(--ink-900); --btn-bd: var(--lime-400); }
.btn--light:hover { --btn-bg: var(--lime-200); --btn-bd: var(--lime-200); }
.btn--ghost-light { --btn-bg: transparent; --btn-fg: var(--white); --btn-bd: rgba(255, 255, 255, .55); }
.btn--ghost-light:hover { --btn-bg: rgba(255, 255, 255, .12); --btn-bd: var(--white); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .7; cursor: progress; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-6); }

/* link com seta */
.link-arrow { display: inline-flex; align-items: center; gap: .4em; font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); color: var(--link); text-decoration: none; }
.link-arrow::after { content: "→"; transition: transform .2s var(--ease); }
.link-arrow:hover { text-decoration: underline; }
.link-arrow:hover::after { transform: translateX(3px); }
.section--dark .link-arrow { color: var(--lime-400); }
.ext::after { content: "↗"; }
.ext:hover::after { transform: translate(2px, -2px); }

/* foto com recorte chanfrado */
.photo { clip-path: var(--chamfer); --cut: clamp(18px, 6%, 44px); background: var(--sand-100); }
.photo img { width: 100%; height: 100%; object-fit: cover; }

/* 5.1 Cabeçalho */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: saturate(1.4) blur(10px); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 20px rgba(23, 59, 34, .06); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); min-height: var(--header-h); }
.brand { display: inline-flex; align-items: center; gap: var(--sp-3); text-decoration: none; color: var(--text-muted); flex: none; }
.brand img { width: 128px; height: auto; }
.brand__by { font-size: var(--fs-xs); line-height: 1.2; padding-left: var(--sp-3); border-left: 1px solid var(--line); display: none; }
@media (min-width: 30em) { .brand__by { display: block; } }

.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-width: 3rem; min-height: 3rem; padding: 0 var(--sp-3);
  background: transparent; border: 1px solid var(--line); border-radius: 999px; color: var(--text);
  font: 600 var(--fs-sm)/1 var(--font-display); cursor: pointer;
}
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after { display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .25s var(--ease), opacity .2s; }
.nav-toggle__bars { position: relative; }
.nav-toggle__bars::before, .nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

.site-nav ul { list-style: none; }
.site-nav a { text-decoration: none; font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); }
.site-nav a:not(.btn) { color: var(--text); }
.site-nav a:not(.btn):hover, .site-nav a[aria-current="true"] { color: var(--green-700); }

/* menu móvel: painel abaixo do cabeçalho */
@media (max-width: 63.99em) {
  .site-nav { position: fixed; inset: var(--header-h) 0 auto 0; background: var(--white); border-top: 1px solid var(--line); box-shadow: var(--shadow-2); max-height: calc(100dvh - var(--header-h)); overflow-y: auto; }
  .js .site-nav { display: none; }
  .js .site-nav.is-open { display: block; }
  .site-nav ul { padding: var(--sp-3) var(--gutter) var(--sp-5); }
  .site-nav li a:not(.btn) { display: block; padding: var(--sp-3) 0; border-bottom: 1px solid var(--line); font-size: var(--fs-base); }
  .site-nav li:last-child { margin-top: var(--sp-4); }
  .site-nav .btn { width: 100%; }
  /* sem JS o menu fica sempre visível, abaixo do cabeçalho, para não esconder a navegação */
  html:not(.js) .site-nav { position: static; box-shadow: none; }
  html:not(.js) .site-header__inner { flex-wrap: wrap; }
  html:not(.js) .nav-toggle { display: none; }
}
@media (min-width: 64em) {
  .nav-toggle { display: none; }
  .site-nav ul { display: flex; align-items: center; gap: var(--sp-5); }
  .site-nav a:not(.btn) { position: relative; padding-block: var(--sp-2); }
  .site-nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--lime-400); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
  .site-nav a:not(.btn):hover::after, .site-nav a[aria-current="true"]::after { transform: scaleX(1); }
  .site-nav .btn { min-height: 2.5rem; padding: .5rem 1.125rem; }
}

/* 6. Seções */

/* 6.1 Abertura */
.hero { padding-block: clamp(2.5rem, 1.5rem + 4vw, 5rem) clamp(3rem, 2rem + 3vw, 5rem); overflow: hidden; background: linear-gradient(180deg, var(--white) 0%, var(--sand-50) 100%); }
.hero__grid { display: grid; gap: var(--sp-7); align-items: center; }
.hero h1 { font-size: var(--fs-3xl); margin-top: var(--sp-4); letter-spacing: -.01em; position: relative; isolation: isolate; }
.hero h1 em { font-style: normal; color: var(--green-700); background: linear-gradient(transparent 78%, rgba(168, 203, 75, .55) 78%, rgba(168, 203, 75, .55) 92%, transparent 92%); -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.hero .lead { margin-top: var(--sp-5); max-width: 36rem; }
.hero__visual { margin: 0; justify-self: center; width: min(100%, 34rem); }
.hero__media { position: relative; }
.hero__media::before { /* disco verde atrás das embalagens */
  content: ""; position: absolute; inset: 6% 2% 4% 8%; border-radius: 50%; background: radial-gradient(circle at 40% 35%, var(--lime-200), var(--lime-50) 70%);
}
.hero__ring { position: absolute; inset: 0; width: 100%; height: 100%; color: var(--lime-400); }
.hero__media picture { position: relative; }
/* legenda editorial sob a foto — dado da embalagem, sem selo flutuante */
.hero__caption { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: var(--sp-3); margin: var(--sp-4) 0 0 8%; padding-top: var(--sp-3); border-top: 1px solid var(--line); max-width: 24rem; }
.hero__caption strong { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-xl); line-height: 1; color: var(--green-700); font-variant-numeric: tabular-nums; }
.hero__caption span { font-size: var(--fs-xs); line-height: 1.5; color: var(--text-muted); }
@media (min-width: 60em) { .hero__grid { grid-template-columns: 1.05fr .95fr; } }

/* 6.2 Pilares */
.pillars { display: grid; gap: var(--sp-6); list-style: none; }
@media (min-width: 48em) { .pillars { grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); } }
.pillar { display: flex; flex-direction: column; background: var(--white); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-1); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.pillar:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.pillar__img { aspect-ratio: 4 / 3; background: var(--sand-100); overflow: hidden; }
.pillar__img img { width: 100%; height: 100%; object-fit: cover; }
.pillar__body { padding: var(--sp-5) var(--sp-5) var(--sp-6); display: flex; flex-direction: column; gap: var(--sp-3); flex: 1; }
.pillar__tag { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.pillar h3 { font-size: var(--fs-xl); }
.pillar p { color: var(--text-soft); }
.pillar .link-arrow { margin-top: auto; padding-top: var(--sp-2); }

/* 6.3 Embalagens */
.features { display: grid; gap: var(--sp-5); list-style: none; }
@media (min-width: 40em) { .features { grid-template-columns: repeat(2, 1fr); } }
.feature { display: grid; grid-template-columns: 7.5rem 1fr; gap: var(--sp-5); align-items: start; padding: var(--sp-5); background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); }
.feature__img { width: 7.5rem; aspect-ratio: 1; background: var(--sand-50); border-radius: var(--r-md); display: grid; place-items: center; overflow: hidden; }
.feature__img img { width: 100%; height: 100%; object-fit: contain; }
.feature h3 { font-size: var(--fs-lg); }
.feature p { margin-top: var(--sp-2); color: var(--text-soft); font-size: var(--fs-sm); }
.feature .link-arrow { margin-top: var(--sp-3); }
@media (max-width: 26em) { .feature { grid-template-columns: 1fr; } }
.also { margin-top: var(--sp-7); display: grid; gap: var(--sp-4); }
.also h3 { font-size: var(--fs-base); color: var(--text-muted); font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: var(--sp-2); list-style: none; }
.chips li { display: inline-flex; align-items: center; gap: var(--sp-2); padding: var(--sp-2) var(--sp-4); background: var(--lime-50); border: 1px solid var(--lime-200); border-radius: 999px; font-size: var(--fs-sm); font-weight: 600; color: var(--forest-800); }
.chips li::before { content: ""; width: .5rem; height: .5rem; border-radius: 50%; background: var(--green-600); }

/* 6.4 Números */
.kpis { display: grid; gap: var(--sp-4); list-style: none; margin-bottom: var(--sp-7); }
@media (min-width: 48em) { .kpis { grid-template-columns: repeat(3, 1fr); } }
.kpi { padding: var(--sp-5); border-radius: var(--r-lg); background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); }
.kpi__value { display: block; font-family: var(--font-display); font-weight: 700; font-size: var(--fs-2xl); line-height: 1.1; color: var(--lime-400); font-variant-numeric: tabular-nums; }
.kpi__label { display: block; margin-top: var(--sp-2); color: var(--text-on-dark-soft); font-size: var(--fs-sm); }

.charts { display: grid; gap: var(--sp-5); }
@media (min-width: 64em) { .charts { grid-template-columns: 1fr 1fr; } }
.chart { margin: 0; background: var(--white); color: var(--text); border-radius: var(--r-lg); padding: var(--sp-5) var(--sp-5) var(--sp-4); }
.chart__title { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-lg); line-height: var(--lh-snug); }
.chart__sub { margin-top: var(--sp-1); font-size: var(--fs-sm); color: var(--text-muted); }
.legend { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5); margin: var(--sp-4) 0 var(--sp-2); list-style: none; font-size: var(--fs-xs); color: var(--text-soft); }
.legend li { display: inline-flex; align-items: center; gap: var(--sp-2); }
.legend i { width: .875rem; height: .875rem; border-radius: 3px; background: var(--c); }
.metric { padding-block: var(--sp-4); border-top: 1px solid var(--line); }
.metric:first-of-type { border-top: 0; }
.metric__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: var(--sp-1) var(--sp-3); font-size: var(--fs-sm); }
.metric__name { font-weight: 600; color: var(--text); }
.metric__saving { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); color: var(--green-700); background: var(--lime-50); border-radius: 999px; padding: .125rem .625rem; white-space: nowrap; }
.bars { display: grid; gap: 2px; margin-top: var(--sp-2); }
.bar { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: var(--sp-3); }
.bar__track { height: .875rem; }
.bar__fill { display: block; height: 100%; width: var(--v); min-width: 4px; background: var(--c); border-radius: 0 4px 4px 0; transform-origin: left; }
.bar__val { font-size: var(--fs-xs); font-weight: 600; color: var(--text-soft); font-variant-numeric: tabular-nums; min-width: 4.5rem; text-align: right; }
.chart__note { margin-top: var(--sp-5); font-size: var(--fs-xs); color: var(--text-on-dark-soft); }

/* 6.5 Descarte */
.steps { display: grid; gap: var(--sp-4); list-style: none; counter-reset: passo; }
@media (min-width: 48em) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { counter-increment: passo; position: relative; padding: var(--sp-6) var(--sp-5) var(--sp-5); background: var(--white); border-radius: var(--r-lg); border: 1px solid var(--line); }
.step::before { content: counter(passo, decimal-leading-zero); display: block; font-family: var(--font-display); font-weight: 700; font-size: var(--fs-2xl); line-height: 1; color: var(--lime-400); margin-bottom: var(--sp-3); }
.step h3 { font-size: var(--fs-lg); }
.step p { margin-top: var(--sp-2); color: var(--text-soft); font-size: var(--fs-sm); }
.step .link-arrow { margin-top: var(--sp-3); }

/* 6.6 PNRS */
.cycle { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); list-style: none; max-width: 30rem; margin-inline: auto; }
.cycle li { display: flex; flex-direction: column; gap: var(--sp-1); padding: var(--sp-4); border-radius: var(--r-md); background: var(--white); border: 1px solid var(--line); font-size: var(--fs-sm); color: var(--text-soft); }
.cycle li strong { font-family: var(--font-display); font-size: var(--fs-base); color: var(--forest-800); }
.cycle__center { grid-column: 1 / -1; display: flex; align-items: center; gap: var(--sp-3); justify-content: center; padding: var(--sp-3); font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); color: var(--green-700); }
.cycle__center svg { width: 2.25rem; height: 2.25rem; color: var(--green-600); }
.sources { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5); margin-top: var(--sp-5); }
.partner { margin-top: var(--sp-7); display: grid; gap: var(--sp-5); align-items: center; padding: var(--sp-5); background: var(--white); border-radius: var(--r-lg); border: 1px solid var(--line); }
.partner img { width: 210px; }
.partner h3 { font-size: var(--fs-lg); }
.partner p { margin-top: var(--sp-2); color: var(--text-soft); }
@media (min-width: 48em) { .partner { grid-template-columns: auto 1fr; gap: var(--sp-6); padding: var(--sp-5) var(--sp-6); } }

/* 6.7 Upcycling */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-flow: dense; gap: var(--sp-3); list-style: none; }
@media (min-width: 40em) { .gallery { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 64em) { .gallery { grid-template-columns: repeat(4, 1fr); gap: var(--sp-4); } }
.gallery figure { margin: 0; }
.gallery__img { aspect-ratio: 3 / 4; overflow: hidden; border-radius: var(--r-md); background: var(--sand-100); }
.gallery__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery figure:hover img { transform: scale(1.04); }
.gallery figcaption { margin-top: var(--sp-2); font-size: var(--fs-xs); line-height: 1.45; color: var(--text-muted); }
.gallery__wide { grid-column: span 2; }
.gallery__wide .gallery__img { aspect-ratio: 1.54; }
.callout { margin-top: var(--sp-7); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-4); padding: var(--sp-5) var(--sp-6); border-radius: var(--r-lg); background: var(--forest-800); color: var(--text-on-dark); }
.callout p { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-lg); max-width: 36rem; color: var(--white); }

/* 6.8 Social */
.sas { display: grid; gap: var(--sp-6); align-items: center; }
@media (min-width: 60em) { .sas { grid-template-columns: .95fr 1.05fr; gap: var(--sp-8); } }
.sas__img { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-2); }
.sas__img img { width: 100%; }
.sas h3 { font-size: var(--fs-xl); }
.timeline-note { margin-top: var(--sp-5); padding: var(--sp-4) var(--sp-5); border-left: 3px solid var(--lime-400); background: var(--white); border-radius: 0 var(--r-md) var(--r-md) 0; font-size: var(--fs-sm); color: var(--text-soft); }
.timeline-note strong { color: var(--text); }

/* 6.9 Participe / formulário */
.contact { display: grid; gap: var(--sp-7); }
@media (min-width: 60em) { .contact { grid-template-columns: .8fr 1.2fr; gap: var(--sp-8); align-items: start; } }
.contact__aside ul { list-style: none; margin-top: var(--sp-5); display: grid; gap: var(--sp-3); }
.contact__aside li { display: flex; gap: var(--sp-3); color: var(--text-soft); }
.contact__aside li::before { content: ""; flex: none; width: .5rem; height: .5rem; margin-top: .6em; border-radius: 50%; background: var(--green-600); }
.form-card { background: var(--white); color: var(--text); border-radius: var(--r-lg); padding: clamp(1.25rem, .9rem + 1.6vw, 2.25rem); box-shadow: var(--shadow-2); }
.form-grid { display: grid; gap: var(--sp-4) var(--sp-4); }
@media (min-width: 40em) { .form-grid { grid-template-columns: 1fr 1fr; } .field--full { grid-column: 1 / -1; } }
.field { display: flex; flex-direction: column; gap: var(--sp-1); }
.field label { font-weight: 600; font-size: var(--fs-sm); color: var(--text); }
.field .req { color: var(--error); margin-left: 2px; }
.field .opt { font-weight: 400; color: var(--text-muted); }
.input {
  width: 100%; min-height: 3rem; padding: .7rem .875rem;
  font: inherit; font-size: var(--fs-base); color: var(--text);
  background: var(--white); border: 1.5px solid #c3c9c0; border-radius: var(--r-md);
  transition: border-color .15s, box-shadow .15s;
}
.input:hover { border-color: var(--ink-500); }
.input:focus { outline: none; border-color: var(--green-700); box-shadow: 0 0 0 3px rgba(63, 138, 50, .25); }
.input:focus-visible { outline: none; }
textarea.input { min-height: 9rem; resize: vertical; line-height: 1.5; }
select.input { appearance: none; padding-right: 2.5rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%233d4440' stroke-width='2'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .875rem center; background-size: 1rem; }
.input[aria-invalid="true"] { border-color: var(--error); background-color: #fffafa; }
.input[aria-invalid="true"]:focus { box-shadow: 0 0 0 3px rgba(180, 35, 24, .2); }
.field__hint { font-size: var(--fs-xs); color: var(--text-muted); }
.field__error { font-size: var(--fs-xs); font-weight: 600; color: var(--error); display: flex; gap: .35em; }
.field__error:empty { display: none; }
.field__error::before { content: "!"; display: inline-grid; place-items: center; flex: none; width: 1.05rem; height: 1.05rem; border-radius: 50%; background: var(--error); color: var(--white); font-size: .7rem; }
.hp { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { margin-top: var(--sp-5); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-4); }
.form-legal { font-size: var(--fs-xs); color: var(--text-muted); max-width: 26rem; }
.form-status { margin-top: var(--sp-4); padding: var(--sp-3) var(--sp-4); border-radius: var(--r-md); font-size: var(--fs-sm); font-weight: 600; display: flex; gap: var(--sp-2); align-items: flex-start; }
.form-status:empty { display: none; }
.form-status--error { background: var(--error-bg); color: var(--error); }
.form-status--success { background: var(--success-bg); color: var(--success); }
.form-success { text-align: center; padding: var(--sp-6) var(--sp-4); }
.form-success__icon { width: 4rem; height: 4rem; margin: 0 auto var(--sp-4); border-radius: 50%; display: grid; place-items: center; background: var(--success-bg); color: var(--green-700); }
.form-success__icon svg { width: 2rem; height: 2rem; }
.form-success h3 { font-size: var(--fs-xl); }
.form-success p { margin-top: var(--sp-2); color: var(--text-soft); }
.form-success .btn { margin-top: var(--sp-5); }
.spinner { width: 1.1em; height: 1.1em; border: 2px solid rgba(255, 255, 255, .45); border-top-color: var(--white); border-radius: 50%; animation: girar .8s linear infinite; display: none; }
.is-sending .spinner { display: inline-block; }
@keyframes girar { to { transform: rotate(360deg); } }

/* 6.10 Rodapé */
.site-footer { background: var(--forest-900); color: var(--text-on-dark-soft); padding-block: var(--sp-8) var(--sp-5); font-size: var(--fs-sm); }
.site-footer a { color: var(--text-on-dark); text-decoration: none; }
.site-footer a:hover { color: var(--lime-400); text-decoration: underline; }
.footer-grid { display: grid; gap: var(--sp-6); }
@media (min-width: 48em) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-brand img.logo-eco { width: 150px; }
.footer-brand p { margin-top: var(--sp-4); max-width: 22rem; }
.footer-brand .by { display: inline-flex; align-items: center; gap: var(--sp-2); margin-top: var(--sp-4); }
.footer-brand .by img { width: 56px; }
.site-footer h2 { font-size: var(--fs-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--lime-400); margin-bottom: var(--sp-4); }
.site-footer ul { list-style: none; }
.site-footer ul:not(.social) { display: grid; gap: var(--sp-2); }
.social { display: flex; gap: var(--sp-2); list-style: none; }
.social a { display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .22); transition: background-color .2s, border-color .2s; }
.social a:hover { background: rgba(255, 255, 255, .1); border-color: var(--lime-400); }
.social svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.footer-bottom { margin-top: var(--sp-7); padding-top: var(--sp-5); border-top: 1px solid rgba(255, 255, 255, .14); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-3); font-size: var(--fs-xs); }

/* voltar ao topo */
.to-top { position: fixed; right: var(--sp-4); bottom: var(--sp-4); z-index: 40; width: 3rem; height: 3rem; border-radius: 50%; display: grid; place-items: center; background: var(--forest-800); color: var(--white); box-shadow: var(--shadow-2); text-decoration: none; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .25s, transform .25s, visibility .25s; }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--green-700); }
.to-top svg { width: 1.25rem; height: 1.25rem; }

/* página simples (confirmação, erro sem JS) */
.page-simple { background: var(--sand-50); min-height: 100vh; display: flex; flex-direction: column; }
.simple { flex: 1; display: grid; place-items: center; padding: var(--sp-8) var(--gutter); }
.simple__card { max-width: 34rem; width: 100%; background: var(--white); border-radius: var(--r-lg); box-shadow: var(--shadow-2); padding: clamp(1.5rem, 1rem + 2vw, 2.75rem); text-align: center; }
.simple__card img.logo-eco { width: 150px; margin: 0 auto var(--sp-6); }
.simple h1 { font-size: var(--fs-2xl); }
.simple p, .simple ul { margin-top: var(--sp-4); color: var(--text-soft); }
.simple ul { text-align: left; padding-left: var(--sp-5); }
.simple .btn { margin-top: var(--sp-6); }

/* 7. Utilitários */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.mt-6 { margin-top: var(--sp-6); }
.anchor-legacy { position: absolute; top: 0; }

/* 8. Movimento — só anima com JS ativo e sem preferência por menos movimento; sem isso tudo aparece direto */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
  .js .reveal.is-visible { opacity: 1; transform: none; }
  .js .reveal-delay-1 { transition-delay: .08s; }
  .js .reveal-delay-2 { transition-delay: .16s; }
  .js .chart .bar__fill { transform: scaleX(0); transition: transform .9s var(--ease); }
  .js .chart.is-visible .bar__fill { transform: scaleX(1); }
  .hero__ring { animation: girar 60s linear infinite; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}
@media (forced-colors: active) {
  .bar__fill, .legend i { forced-color-adjust: none; }
  .btn { border: 2px solid ButtonText; }
}
@media print {
  .site-header, .to-top, .nav-toggle, .form-card { display: none !important; }
  .section--dark, .site-footer { background: none; color: #000; }
}