/*
Theme Name: Alife Engenharia
Theme URI: https://www.alifeengenharia.com.br
Author: Osnar — Alife Engenharia
Author URI: https://www.alifeengenharia.com.br
Description: Tema sob medida para a Alife Engenharia. Construção, reforma e obra estrutural de alto padrão em São Paulo. Inclui motor de triagem técnica de clientes, painel Kanban de leads com indicadores LED e SEO local avançado.
Version: 1.2.7
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: alife
Tags: construcao, engenharia, reforma, sao-paulo, alto-padrao, custom-theme
*/

/* =========================================================================
   ALIFE ENGENHARIA — DESIGN SYSTEM
   Paleta: grafite profundo + off-white quente + bronze.
   Tipografia: display serifada (autoridade) + sans geométrica (clareza técnica).
   ========================================================================= */

:root {
  /* --- Cores base --- */
  --alife-ink:          #0E1113;   /* grafite profundo — fundo escuro */
  --alife-ink-soft:     #171B1E;
  --alife-ink-line:     #262B30;
  --alife-graphite:     #3A4147;
  /* Texto secundário sobre fundo claro. Estava em #6B757D, que dava 4,32:1
     contra o off-white — abaixo do mínimo de 4,5:1 para texto corrido. Este
     tom mantém o mesmo cinza-aço, só um pouco mais fechado: 4,71:1. */
  --alife-steel:        #656F77;
  --alife-mist:         #A8B0B6;
  --alife-paper:        #F7F5F2;   /* off-white quente */
  --alife-paper-warm:   #EFEBE5;
  --alife-white:        #FFFFFF;

  /* --- Acento bronze --- */
  --alife-bronze:       #B08D57;
  --alife-bronze-lt:    #C9A87C;
  --alife-bronze-dk:    #8A6E42;
  --alife-bronze-glow:  rgba(176, 141, 87, .18);

  /* --- Semânticas --- */
  --alife-success:      #4E9A6B;
  --alife-warning:      #C9902F;
  --alife-danger:       #B4523F;
  --alife-whatsapp:     #25D366;

  /* --- Superfícies (light por padrão) --- */
  --bg:                 var(--alife-paper);
  --bg-elev:            var(--alife-white);
  --bg-sunken:          var(--alife-paper-warm);
  --fg:                 var(--alife-ink);
  --fg-muted:           var(--alife-steel);
  --line:               rgba(14, 17, 19, .10);
  --line-strong:        rgba(14, 17, 19, .20);

  /* --- Tipografia --- */
  --font-display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;

  /* Escala fluida — clamp() para responsividade real sem breakpoints */
  --fs-xs:   clamp(0.72rem, 0.70rem + 0.10vw, 0.78rem);
  --fs-sm:   clamp(0.84rem, 0.81rem + 0.14vw, 0.92rem);
  --fs-base: clamp(0.98rem, 0.94rem + 0.20vw, 1.08rem);
  --fs-md:   clamp(1.10rem, 1.03rem + 0.34vw, 1.30rem);
  --fs-lg:   clamp(1.35rem, 1.18rem + 0.80vw, 1.85rem);
  --fs-xl:   clamp(1.80rem, 1.40rem + 1.90vw, 3.00rem);
  --fs-2xl:  clamp(2.40rem, 1.60rem + 3.60vw, 4.60rem);
  /* Teto contido de propósito: com o máximo anterior (6.4rem) o título
     empurrava os botões do hero para baixo da dobra em telas de 720px. */
  --fs-3xl:  clamp(2.60rem, 1.60rem + 4.60vw, 5.20rem);

  --lh-tight: 1.06;
  --lh-snug:  1.25;
  --lh-base:  1.62;

  --tracking-wide: .16em;
  --tracking-wider: .26em;

  /* --- Espaçamento fluido --- */
  --sp-1:  clamp(0.25rem, 0.24rem + 0.05vw, 0.30rem);
  --sp-2:  clamp(0.50rem, 0.47rem + 0.14vw, 0.62rem);
  --sp-3:  clamp(0.75rem, 0.70rem + 0.24vw, 1.00rem);
  --sp-4:  clamp(1.00rem, 0.92rem + 0.40vw, 1.40rem);
  --sp-5:  clamp(1.50rem, 1.35rem + 0.70vw, 2.20rem);
  --sp-6:  clamp(2.00rem, 1.70rem + 1.40vw, 3.20rem);
  --sp-7:  clamp(3.00rem, 2.40rem + 2.80vw, 5.20rem);
  --sp-8:  clamp(4.00rem, 3.00rem + 4.60vw, 8.00rem);
  --sp-9:  clamp(5.50rem, 3.80rem + 7.60vw, 12.00rem);

  /* --- Layout --- */
  --wrap:       clamp(20rem, 92vw, 78rem);
  --wrap-wide:  clamp(20rem, 96vw, 96rem);
  --wrap-text:  clamp(18rem, 88vw, 44rem);
  --gutter:     clamp(1.15rem, 4vw, 3rem);

  /* --- Traços & sombras --- */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(14,17,19,.05), 0 2px 8px rgba(14,17,19,.04);
  --shadow-md: 0 4px 12px rgba(14,17,19,.07), 0 12px 32px rgba(14,17,19,.06);
  --shadow-lg: 0 8px 24px rgba(14,17,19,.10), 0 28px 64px rgba(14,17,19,.10);
  --shadow-bronze: 0 8px 30px rgba(176,141,87,.22);

  /* --- Movimento --- */
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);
  --dur-fast: .18s;
  --dur: .38s;
  --dur-slow: .72s;

  --header-h: clamp(64px, 8vh, 86px);
}

/* Seções escuras invertem os tokens de superfície */
.is-dark {
  --bg:        var(--alife-ink);
  --bg-elev:   var(--alife-ink-soft);
  --bg-sunken: #0A0C0E;
  --fg:        var(--alife-paper);
  --fg-muted:  var(--alife-mist);
  --line:      rgba(247, 245, 242, .12);
  --line-strong: rgba(247, 245, 242, .24);
  background: var(--bg);
  color: var(--fg);
}

/* =========================================================================
   RESET / 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;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.alife-nav-open { overflow: hidden; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--lh-tight);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }

p { margin: 0 0 var(--sp-4); text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

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

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

ul, ol { margin: 0 0 var(--sp-4); padding-left: 1.25em; }
li { margin-bottom: var(--sp-2); }

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

button { cursor: pointer; background: none; border: 0; padding: 0; }

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: var(--sp-6) 0;
}

blockquote {
  margin: var(--sp-5) 0;
  padding-left: var(--sp-4);
  border-left: 2px solid var(--alife-bronze);
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-style: italic;
  color: var(--fg-muted);
}

code, pre { font-family: var(--font-mono); font-size: .9em; }

::selection { background: var(--alife-bronze); color: var(--alife-white); }

:focus-visible {
  outline: 2px solid var(--alife-bronze);
  outline-offset: 3px;
  border-radius: 2px;
}

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

.skip-link {
  position: absolute;
  top: -100px; left: var(--sp-4);
  z-index: 9999;
  padding: var(--sp-3) var(--sp-4);
  background: var(--alife-ink);
  color: var(--alife-paper);
  border-radius: var(--radius-sm);
  transition: top var(--dur) var(--ease-out);
}
.skip-link:focus { top: var(--sp-3); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}