/* ============================================================
   KRONOS — main.css
   Variáveis, reset, tipografia, utilitários, grid
   ============================================================ */

/* ---- Variáveis ---- */
:root {
  --kronos-navy:     #0D1B6E;
  --kronos-blue:     #1A2FA0;
  --kronos-white:    #FFFFFF;
  --kronos-offwhite: #F4F6FB;
  --kronos-accent:   #2F52E0;
  --kronos-gray:     #6B7280;
  --kronos-dark:     #0A0F2E;
  --kronos-gold:     #C9A84C;
  --whatsapp-green:  #25D366;
  --whatsapp-dark:   #1DA851;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 2px 8px rgba(13,27,110,0.08);
  --shadow-md: 0 8px 32px rgba(13,27,110,0.14);
  --shadow-lg: 0 20px 60px rgba(13,27,110,0.20);

  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;

  --max-width: 1280px;
  --section-pad: 96px 0;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: #1a1a2e;
  background: var(--kronos-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

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

@media (min-width: 1024px) {
  .container { padding: 0 48px; }
}

/* ---- Tipografia base ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--kronos-navy);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); font-weight: 600; }

p { line-height: 1.75; color: var(--kronos-gray); }

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kronos-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--kronos-navy);
  line-height: 1.2;
}

.section-title em {
  font-style: normal;
  color: var(--kronos-accent);
}

.section-title--light {
  color: var(--kronos-white);
}

.section-title--light em {
  color: #7B9EFF;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--kronos-gray);
  margin-top: 16px;
  max-width: 640px;
}

.section-subtitle--light {
  color: rgba(255,255,255,0.75);
}

/* ---- Botões ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}

.btn--primary {
  background: var(--kronos-accent);
  color: var(--kronos-white);
  box-shadow: 0 4px 20px rgba(47,82,224,0.35);
}
.btn--primary:hover {
  background: #2344cc;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(47,82,224,0.45);
}

.btn--outline {
  background: transparent;
  color: var(--kronos-white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--kronos-white);
}

.btn--whatsapp {
  background: var(--whatsapp-green);
  color: var(--kronos-white);
  box-shadow: 0 4px 16px rgba(37,211,102,0.35);
}
.btn--whatsapp:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,0.45);
}

.btn--navy {
  background: var(--kronos-navy);
  color: var(--kronos-white);
}
.btn--navy:hover {
  background: var(--kronos-blue);
  transform: translateY(-2px);
}

/* ---- Utilitários ---- */
.text-center { text-align: center; }
.text-white  { color: var(--kronos-white); }
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mt-8  { margin-top: 32px; }
.mt-12 { margin-top: 48px; }

/* ---- Seções ---- */
section {
  padding: var(--section-pad);
}

.section--offwhite { background: var(--kronos-offwhite); }
.section--dark     { background: var(--kronos-dark); }
.section--navy     { background: var(--kronos-navy); }

/* ---- Grid utilitário ---- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.grid-4 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
  padding: 0;
}

.navbar.scrolled {
  background: var(--kronos-navy);
  box-shadow: 0 4px 24px rgba(10,15,46,0.35);
}

.navbar__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
}

@media (min-width: 1024px) {
  .navbar__container { padding: 16px 48px; }
}

.navbar__logo img {
  height: 44px;
  width: auto;
}

.navbar__nav { display: none; }

@media (min-width: 1024px) {
  .navbar__nav { display: flex; }
}

.navbar__list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.navbar__link:hover,
.navbar__link.active {
  color: var(--kronos-white);
  background: rgba(255,255,255,0.1);
}

.badge-em-breve {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  background: var(--kronos-gold);
  color: var(--kronos-dark);
  padding: 2px 6px;
  border-radius: 4px;
  vertical-align: middle;
}

.navbar__cta {
  display: none;
  padding: 10px 20px;
  font-size: 0.875rem;
}
@media (min-width: 1024px) {
  .navbar__cta { display: inline-flex; }
}

.navbar__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
@media (min-width: 1024px) {
  .navbar__hamburger { display: none; }
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--kronos-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.navbar__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.navbar__hamburger.open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---- Drawer Mobile ---- */
.drawer { position: fixed; inset: 0; z-index: 2000; pointer-events: none; }
.drawer.open { pointer-events: all; }

.drawer__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,15,46,0.7);
  opacity: 0;
  transition: opacity var(--transition);
}
.drawer.open .drawer__overlay { opacity: 1; }

.drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100%;
  background: var(--kronos-white);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.drawer.open .drawer__panel { transform: translateX(0); }

.drawer__close {
  align-self: flex-end;
  font-size: 1.75rem;
  color: var(--kronos-navy);
  line-height: 1;
}

.drawer__logo img { height: 40px; }

.drawer__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.drawer__link {
  display: block;
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--kronos-navy);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.drawer__link:hover { background: var(--kronos-offwhite); }

.drawer__cta { width: 100%; justify-content: center; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--kronos-dark);
  color: rgba(255,255,255,0.75);
}

.footer__top { padding: 72px 0 48px; }

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

@media (min-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .footer__grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer__col--brand img { margin-bottom: 20px; }

.footer__missao {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.footer__social-link:hover {
  background: var(--kronos-accent);
  color: var(--kronos-white);
  transform: translateY(-3px);
}

.footer__heading {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--kronos-white); }

.footer__contato {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__contato li {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
}
.footer__contato strong {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 4px;
}
.footer__contato a {
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer__contato a:hover { color: var(--kronos-white); }

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

.footer__bottom-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer__cidades {
  font-size: 0.72rem !important;
  color: rgba(255,255,255,0.25) !important;
  line-height: 1.6;
}

/* ---- WhatsApp Flutuante ---- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--whatsapp-green);
  color: var(--kronos-white);
  padding: 14px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: all var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.6);
}

@media (max-width: 640px) {
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 14px; border-radius: 50%; bottom: 20px; right: 20px; }
}