/*
 * Guizeline Advogados
 * CUBE CSS Architecture by Andy Bell
 * Composition → Utility → Block
 * 100% Standardized - No Exceptions
 */

/* ========================================
   RESET & FOUNDATIONS
   ======================================== */

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%; /* Intentional: Prevent iOS text size adjustment */
  font-size: 100%;
  overflow-y: scroll;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased; /* Intentional: Better font rendering on macOS/iOS */
  -moz-osx-font-smoothing: grayscale;  /* Intentional: Better font rendering on Firefox macOS */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; /* System fonts intentional */
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  color: var(--color-text);
}

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

/* ========================================
   DESIGN TOKENS
   ======================================== */

:root {
  /* Colors - Brand palette + accent */
  --color-primary: #35414C;    /* Dark blue-gray (brand color) */
  --color-accent: #0066CC;     /* Bright blue (links & interactive) */
  --color-text: #252525;        /* Very dark gray (headings) */
  --color-border: #EBEBEB;      /* Light gray (borders) */
  --color-bg: #FFFFFF;          /* White (background) */
  
  /* Spacing Scale */
  --space-3xs: clamp(0.25rem, 0.23rem + 0.11vw, 0.31rem);
  --space-2xs: clamp(0.5rem, 0.48rem + 0.11vw, 0.56rem);
  --space-xs: clamp(0.75rem, 0.7rem + 0.22vw, 0.88rem);
  --space-s: clamp(1rem, 0.96rem + 0.22vw, 1.13rem);
  --space-m: clamp(1.5rem, 1.43rem + 0.33vw, 1.69rem);
  --space-l: clamp(2rem, 1.91rem + 0.43vw, 2.25rem);
  --space-xl: clamp(3rem, 2.87rem + 0.65vw, 3.38rem);
  --space-2xl: clamp(4rem, 3.83rem + 0.87vw, 4.5rem);
  
  /* Sizes */
  --size-step-0: clamp(1rem, 0.96rem + 0.22vw, 1.13rem);
  --size-step-1: clamp(1.13rem, 1.06rem + 0.33vw, 1.31rem);
  --size-step-2: clamp(1.27rem, 1.17rem + 0.52vw, 1.58rem);
  --size-step-3: clamp(1.42rem, 1.28rem + 0.74vw, 1.89rem);
  --size-step-4: clamp(1.6rem, 1.39rem + 1.02vw, 2.27rem);
  --size-step-5: clamp(2rem, 1.57rem + 2.17vw, 3.38rem);
  
  /* Container */
  --wrapper-max-width: 1200px;
  --wrapper-padding: var(--space-s);
  
  /* Flow */
  --flow-space: var(--space-m);
}

/* ========================================
   COMPOSITION
   Layout primitives and page structure
   ======================================== */

/* Wrapper - constrains content width */
.wrapper {
  max-width: var(--wrapper-max-width);
  margin-inline: auto;
  padding-inline: var(--wrapper-padding);
  position: relative;
}

/* Stack - vertical rhythm */
.flow > * + * {
  margin-block-start: var(--flow-space, 1em);
}

/* Center - horizontal centering */
.center {
  box-sizing: content-box;
  margin-inline: auto;
  max-width: var(--measure, 65ch);
}

/* Cluster - horizontal grouping */
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cluster-space, 1rem);
  align-items: center;
}

/* Grid - auto-fit grid */
.grid {
  display: grid;
  gap: var(--grid-gap, var(--space-m));
}

.grid[data-layout="auto"] {
  grid-template-columns: repeat(auto-fit, minmax(min(var(--grid-min, 16rem), 100%), 1fr));
}

/* Region - vertical spacing */
.region {
  padding-block: var(--region-space, var(--space-l));
}

/* ========================================
   UTILITIES
   Single-purpose helper classes
   ======================================== */

/* Text utilities */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.uppercase {
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Weight */
.font-bold {
  font-weight: 700;
}

.font-medium {
  font-weight: 500;
}

/* Size utilities */
.text-step-0 { font-size: var(--size-step-0); }
.text-step-1 { font-size: var(--size-step-1); }
.text-step-2 { font-size: var(--size-step-2); }
.text-step-3 { font-size: var(--size-step-3); }
.text-step-4 { font-size: var(--size-step-4); }
.text-step-5 { font-size: var(--size-step-5); }

/* Color utilities */
.color-primary {
  color: var(--color-primary);
}

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

/* Display utilities */
.hidden {
  display: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border-width: 0;
}

/* ========================================
   BLOCKS
   Component-level styling
   ======================================== */

/* Main */
main {
  flex: 1;
}

/* Header Block */
.site-header {
  background-color: var(--color-bg);
  border-block-end: 1px solid var(--color-border);
  padding-block: var(--space-m);
}

.header-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
}

/* Logo */
.logo-svg {
  block-size: clamp(3rem, 2.5rem + 2vw, 4.5rem);
  inline-size: auto;
  color: var(--color-primary);
}

/* Navigation Block */
.header-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1rem, 0.5rem + 2vw, 2rem);
  justify-content: center;
}

.nav-list a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: clamp(0.875rem, 0.8rem + 0.4vw, 1rem);
  padding: var(--space-2xs) var(--space-xs);
  border-radius: 4px;
  transition: all 0.2s;
  white-space: nowrap;
}

.nav-list a:hover {
  color: var(--color-accent);
  background-color: rgba(0, 102, 204, 0.08);
}

.nav-list a.active {
  color: var(--color-accent);
  font-weight: 700;
  background-color: rgba(0, 102, 204, 0.12);
}

/* Language Switcher Block */
.header-lang {
  display: flex;
  align-items: center;
  gap: var(--space-3xs);
  font-size: clamp(0.7rem, 0.65rem + 0.2vw, 0.8rem);
  white-space: nowrap;
}

.header-lang a,
.header-lang .lang-active {
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--space-3xs) var(--space-2xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  transition: all 0.2s;
}

.header-lang a:hover {
  color: var(--color-accent);
  background-color: rgba(0, 102, 204, 0.08);
}

.header-lang .lang-active {
  color: var(--color-accent);
  font-weight: 700;
  background-color: rgba(0, 102, 204, 0.12);
}

.lang-separator {
  color: var(--color-border);
}

/* Hero Block */
.hero {
  padding-block: var(--space-xl) var(--space-l);
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-inline-size: 25ch;
  margin-inline: auto;
}

.hero p {
  font-size: clamp(1rem, 0.9rem + 0.5vw, 1.25rem);
  max-inline-size: 75ch;
  margin-inline: auto;
  margin-block-start: var(--space-m);
  color: var(--color-primary);
}

/* Page Content Block */
.page-content {
  padding-block: var(--space-xl);
  text-align: center;
}

.page-content h1 {
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-block-end: var(--space-l);
}

/* Content Block */
.content {
  max-inline-size: 75ch;
  margin-inline: auto;
  text-align: start;
}

.content p {
  font-size: var(--size-step-0);
  line-height: 1.7;
  color: var(--color-primary);
}

.content h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  font-weight: 700;
  margin-block-start: var(--space-xl);
  margin-block-end: var(--space-s);
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.content h3 {
  font-size: clamp(1.25rem, 1rem + 1.25vw, 1.5rem);
  font-weight: 700;
  margin-block-start: var(--space-l);
  margin-block-end: var(--space-xs);
  color: var(--color-text);
}

.content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: all 0.2s;
}

.content a:hover {
  color: var(--color-primary);
  text-decoration-thickness: 2px;
}

.content strong {
  font-weight: 700;
  color: var(--color-text);
}

.content ul,
.content ol {
  padding-inline-start: var(--space-l);
  margin-block: var(--space-m);
}

.content li {
  font-size: var(--size-step-0);
  line-height: 1.7;
  color: var(--color-primary);
  margin-block-end: var(--space-2xs);
}

/* Card Block */
.card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-l);
  background-color: var(--color-bg);
  text-align: start;
}

.card h2,
.card h3 {
  font-size: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  font-weight: 700;
  color: var(--color-text);
  margin-block-end: var(--space-s);
}

.card p {
  color: var(--color-primary);
  font-size: clamp(0.875rem, 0.85rem + 0.125vw, 0.938rem);
  margin-block-end: var(--space-2xs);
  display: flex;
  flex-wrap: nowrap;
  align-items: baseline;
  gap: 0.25em;
}

.card p strong {
  flex-shrink: 0;
}

.card a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: all 0.2s;
}

.card a:hover {
  color: var(--color-primary);
  text-decoration-thickness: 2px;
}

/* Footer Block */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-bg);
  padding-block: var(--space-l);
  margin-block-start: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: var(--space-l);
  margin-block-end: var(--space-m);
}

.footer-section {
  flex: 1;
}

.footer-section h2 {
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  font-weight: 700;
  margin-block-end: var(--space-xs);
}

.footer-text p {
  color: rgba(255, 255, 255, 0.8);
  margin-block-end: var(--space-2xs);
  line-height: 1.7;
  font-size: clamp(0.875rem, 0.85rem + 0.125vw, 0.938rem);
}

.footer-text a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: all 0.2s;
}

.footer-text a:hover {
  color: var(--color-bg);
  text-decoration-thickness: 2px;
}

.footer-bottom {
  border-block-start: 1px solid rgba(255, 255, 255, 0.2);
  padding-block: var(--space-m);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: clamp(0.75rem, 0.73rem + 0.1vw, 0.813rem);
}

/* ========================================
   BREAKPOINTS
   Mobile-first approach (min-width)
   ======================================== */

/* Default mobile styles (no media query needed) */
.header-nav {
  order: 3;
  flex-basis: 100%;
}

.footer-content {
  flex-direction: column;
}

/* Tablet and above (768px+) */
@media (min-width: 768px) {
  .header-nav {
    order: 0;
    flex-basis: auto;
  }
  
  .footer-content {
    flex-direction: row;
  }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

/* ========================================
   PRINT
   ======================================== */

@media print {
  .site-header,
  .site-footer,
  .lang-switcher {
    display: none;
  }
  
  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }
}