/* ============================================
   RAMOS ELETRICISTA – Design System & Styles
   ============================================ */

/* --- CSS Variables (Design Tokens) --- */
:root {
  /* Colors — Azul #203A6C do site original */
  --color-primary: #F5A623;
  --color-primary-dark: #D4901A;
  --color-primary-light: #FFD073;
  --color-dark: #162850;
  --color-dark-2: #203A6C;
  --color-dark-3: #2A4D8E;
  --color-dark-surface: #1B3260;
  --color-white: #FFFFFF;
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E8E8E8;
  --color-gray-300: #CCCCCC;
  --color-gray-400: #999999;
  --color-gray-500: #666666;
  --color-gray-600: #444444;
  --color-green-whatsapp: #25D366;
  --color-green-whatsapp-dark: #128C7E;
  --color-red: #E74C3C;
  --color-footer-bg: #0D1B33;

  /* Typography */
  --font-primary: 'Roboto', sans-serif;
  --font-heading: 'Roboto Slab', serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
  --shadow-glow: 0 0 20px rgba(245,166,35,0.3);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-dark);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Animations (Keyframes) --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounceInLeft {
  0% {
    opacity: 0;
    transform: translateX(-200px);
  }
  60% {
    opacity: 1;
    transform: translateX(20px);
  }
  80% {
    transform: translateX(-8px);
  }
  100% {
    transform: translateX(0);
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Animation utility classes */
.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-fade-up {
  transform: translateY(40px);
}

.animate-on-scroll.animate-fade-left {
  transform: translateX(-40px);
}

.animate-on-scroll.animate-bounce-left {
  transform: translateX(-200px);
}

.animate-on-scroll.animate-zoom {
  transform: scale(0.8);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}

/* Delay utilities */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex-shrink: 0;
}

.btn--whatsapp {
  background: var(--color-green-whatsapp);
  color: var(--color-white);
  flex: 1;
  min-width: 180px;
}

.btn--whatsapp:hover {
  background: var(--color-green-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn--phone {
  background: var(--color-primary);
  color: var(--color-dark);
  flex: 1;
  min-width: 180px;
}

.btn--phone:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
}

.btn-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-white);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(245,166,35,0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(32,58,108,0.03) 0%, transparent 50%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.hero__logo {
  max-width: 400px;
  margin-bottom: var(--space-md);
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

.hero__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--color-dark-2);
  line-height: 1.15;
}

.hero__description {
  font-size: 1.05rem;
  color: var(--color-gray-600);
  line-height: 1.7;
}

.hero__cta-label {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero__image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__image img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.15));
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--space-4xl) 0;
  background: linear-gradient(180deg, #1A3060 0%, #203A6C 100%);
  position: relative;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header__title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-header__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  font-weight: 300;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.service-card {
  background: linear-gradient(145deg, rgba(22,40,80,0.8) 0%, rgba(32,58,108,0.6) 100%);
  border: 1px solid rgba(245,166,35,0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(245,166,35,0.35);
  box-shadow: var(--shadow-glow);
}

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

.service-card__image {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 3px solid rgba(245,166,35,0.2);
  transition: border-color var(--transition-base);
}

.service-card:hover .service-card__image {
  border-color: var(--color-primary);
}

.service-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card__title {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.service-card__text {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */
.why-us {
  padding: var(--space-4xl) 0;
  background: linear-gradient(180deg, #203A6C 0%, #18305C 100%);
  position: relative;
}

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

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.why-card {
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--transition-base);
  backdrop-filter: blur(4px);
}

.why-card:hover {
  background: rgba(245,166,35,0.06);
  border-color: rgba(245,166,35,0.2);
  transform: translateY(-4px);
}

.why-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
  filter: brightness(0) invert(1) drop-shadow(0 4px 8px rgba(255,255,255,0.15));
  transition: transform var(--transition-base), filter var(--transition-base);
}

.why-card:hover .why-card__icon {
  transform: scale(1.1);
  filter: brightness(0) invert(1) drop-shadow(0 6px 12px rgba(245,166,35,0.4));
}

.why-card__title {
  font-size: 1rem;
  font-family: var(--font-heading);
  color: var(--color-white);
  font-weight: 500;
  line-height: 1.4;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--space-3xl) 0;
  background: #162850;
  position: relative;
}

.contact__divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  margin-bottom: var(--space-2xl);
}

.contact__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.contact__title {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  color: var(--color-white);
}

.contact__phone-link {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  transition: color var(--transition-fast);
}

.contact__phone-link:hover {
  color: var(--color-primary-light);
}

.contact__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact__info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

.contact__info-item svg {
  width: 20px;
  height: 20px;
  fill: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.contact__info-item a {
  color: rgba(255,255,255,0.8);
  transition: color var(--transition-fast);
}

.contact__info-item a:hover {
  color: var(--color-primary);
}

/* Social Icons */
.social-icons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  align-items: center;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  transition: all var(--transition-base);
}

.social-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--color-white);
  transition: fill var(--transition-fast);
}

.social-icon:hover {
  transform: translateY(-3px);
}

.social-icon--facebook:hover {
  background: #1877F2;
}

.social-icon--instagram:hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-icon--whatsapp:hover {
  background: var(--color-green-whatsapp);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-3xl) 0 var(--space-xl);
  background: var(--color-footer-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.footer__logo {
  max-width: 300px;
  opacity: 0.9;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.3));
}

.footer__links {
  display: flex;
  gap: var(--space-md);
  font-size: 0.9rem;
}

.footer__links a {
  color: rgba(255,255,255,0.7);
  font-weight: 600;
  transition: color var(--transition-fast);
}

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

.footer__links span {
  color: rgba(255,255,255,0.3);
}

.footer__credits {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

.footer__credits a {
  color: var(--color-primary);
  font-weight: 500;
}

.footer__credits a:hover {
  color: var(--color-primary-light);
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  transition: transform var(--transition-base);
  animation: pulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  animation: none;
  transform: scale(1.1);
}

.whatsapp-float img {
  width: 200px;
  height: auto;
  border-radius: var(--radius-md);
  filter: drop-shadow(0 4px 16px rgba(37, 211, 102, 0.5));
}

/* ============================================
   LEGAL PAGES (Termos, Privacidade)
   ============================================ */
.legal-page {
  background: var(--color-dark);
  min-height: 100vh;
}

.legal-header {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
  padding: var(--space-2xl) 0;
  text-align: center;
  border-bottom: 1px solid rgba(245,166,35,0.2);
}

.legal-header__logo {
  max-width: 350px;
  margin: 0 auto;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

.legal-content {
  padding: var(--space-3xl) 0;
}

.legal-content__inner {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.legal-content h2 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(245,166,35,0.2);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content h3 {
  font-size: 1.2rem;
  color: var(--color-primary-light);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.legal-content p {
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.legal-content ol {
  counter-reset: legal-counter;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.legal-content ol li {
  counter-increment: legal-counter;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
  padding-left: var(--space-sm);
  font-size: 0.95rem;
  list-style: decimal;
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-content a:hover {
  color: var(--color-primary-light);
}

/* Legal Footer (simpler) */
.legal-footer {
  padding: var(--space-2xl) 0;
  background: var(--color-footer-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.legal-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.legal-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.legal-footer__logo {
  max-width: 200px;
}

.legal-footer__company {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

.legal-footer__right {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
    padding-top: var(--space-4xl);
  }

  .hero__logo {
    margin: 0 auto var(--space-md);
  }

  .hero__image {
    order: 1;
  }

  .hero__image img {
    max-width: 400px;
  }

  .btn-group {
    justify-content: center;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact__body {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .contact__header {
    flex-direction: column;
    text-align: center;
  }

  .contact__info-item {
    justify-content: center;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
    --space-3xl: 2.5rem;
    --space-4xl: 3.5rem;
  }

  .hero {
    min-height: auto;
    padding: var(--space-2xl) 0;
  }

  .hero__inner {
    padding-top: var(--space-2xl);
  }

  .hero__image img {
    max-width: 300px;
  }

  .hero__title {
    font-size: 1.5rem;
  }

  .btn-group {
    flex-direction: column;
    width: 100%;
  }

  .btn--whatsapp,
  .btn--phone {
    width: 100%;
    flex: none;
  }

  .services__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .why-us__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .why-card {
    padding: var(--space-lg);
  }

  .why-card__icon {
    width: 60px;
    height: 60px;
  }

  .why-card__title {
    font-size: 0.9rem;
  }

  .contact__body {
    grid-template-columns: 1fr;
  }

  .footer__logo {
    max-width: 220px;
  }

  .legal-footer__inner {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .legal-footer__brand,
  .legal-footer__right {
    text-align: center;
    align-items: center;
  }

  .whatsapp-float {
    bottom: 16px;
    right: 16px;
  }

  .whatsapp-float img {
    width: 160px;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .why-us__grid {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 0 auto;
  }

  .hero__logo {
    max-width: 280px;
  }

  .section-header__title {
    font-size: 1.5rem;
  }
}