/* ============================================
   MP Detailing – Design System
   ============================================ */

:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #141414;
  --color-bg-card: #1a1a1a;
  --color-surface: #222222;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #e8e8e8;
  --color-text-muted: #9a9a9a;
  --color-accent: #c8c8c8;
  --color-accent-warm: #8a7f78;
  --color-primary: #d4d4d4;
  --color-primary-hover: #ffffff;
  --color-whatsapp: #25d366;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-display: "Playfair Display", Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video {
  max-width: 100%;
  display: block;
}

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

ul {
  list-style: none;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
}

.btn--block {
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo img {
  height: 60px;
  width: auto;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__menu a:not(.btn) {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav__menu a:not(.btn):hover {
  color: var(--color-text);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__video-wrap {
  position: absolute;
  inset: 0;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.55) 0%,
    rgba(10, 10, 10, 0.75) 50%,
    rgba(10, 10, 10, 0.95) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: calc(var(--header-height) + 2rem) 0 4rem;
}

.hero__tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin-bottom: 1.25rem;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(138, 127, 120, 0.4);
  border-radius: 999px;
}

.hero__title {
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero__title em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  color: var(--color-primary);
}

.hero__text {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-text-muted);
  animation: bounce 2s infinite;
  z-index: 2;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Notice */
.notice {
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.notice__inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.notice__icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.notice strong {
  color: var(--color-text);
}

/* Sections */
.section {
  padding: 6rem 0;
}

.section--dark {
  background: var(--color-bg-elevated);
}

.section--cta {
  padding-bottom: 8rem;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent-warm);
  margin-bottom: 0.75rem;
}

.section__header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section__header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card__icon {
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 1rem;
  color: var(--color-accent-warm);
}

.card__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Packages */
.packages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.package {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
}

.package--featured {
  border-color: rgba(212, 212, 212, 0.3);
  background: linear-gradient(145deg, #1e1e1e 0%, #141414 100%);
}

.package__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.35rem 1rem;
  border-radius: 999px;
}

.package__title {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.package__subtitle {
  color: var(--color-accent-warm);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.package__list {
  margin-bottom: 2rem;
}

.package__list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.package__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.package__note {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  font-style: italic;
}

/* Split layout */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split__content h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  margin-bottom: 1rem;
}

.split__content > p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.checklist li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
}

.checklist li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent-warm);
}

.split__content .btn {
  margin-top: 1.5rem;
}

.stats {
  display: grid;
  gap: 1.5rem;
}

.stat {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
}

.stat__number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat__label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.step {
  padding: 2rem;
  border-left: 2px solid var(--color-accent-warm);
}

.step__num {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(138, 127, 120, 0.3);
  line-height: 1;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Area */
.area {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.area__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.area__card--highlight {
  border-color: rgba(212, 212, 212, 0.2);
  background: linear-gradient(145deg, #1e1e1e, #141414);
}

.area__card h3 {
  margin-bottom: 0.5rem;
}

.area__card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* CTA */
.cta {
  background: linear-gradient(145deg, #1a1a1a 0%, #0f0f0f 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.cta__content h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 0.75rem;
}

.cta__content p {
  color: var(--color-text-muted);
}

.cta__contacts {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-link {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-link:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateX(4px);
}

.contact-link--whatsapp:hover {
  border-color: var(--color-whatsapp);
}

.contact-link__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.contact-link__value {
  font-size: 1.1rem;
  font-weight: 600;
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 3rem 0;
  text-align: center;
}

.footer__logo {
  margin: 0 auto 1rem;
  opacity: 0.9;
}

.footer__tagline {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-accent-warm);
  margin-bottom: 1rem;
}

.footer__legal {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  opacity: 0.7;
  margin-top: 0.5rem;
}

.footer__legal a {
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.footer__legal a:hover {
  color: var(--color-text);
}

/* Legal pages */
.legal {
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  min-height: 80vh;
}

.legal__content {
  max-width: 720px;
}

.legal h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 2.5rem;
}

.legal section {
  margin-bottom: 2.5rem;
}

.legal h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.legal p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.legal a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.legal__intro {
  color: var(--color-text-muted);
  margin-top: -1.5rem;
  margin-bottom: 2.5rem;
  font-size: 0.95rem;
}

.legal__list {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
}

.legal__list li {
  margin-bottom: 0.35rem;
  line-height: 1.6;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  background: var(--color-whatsapp);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav__menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .split,
  .cta {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .section {
    padding: 4rem 0;
  }

  .cta {
    padding: 2rem;
  }

  .hero__badges {
    flex-direction: column;
    gap: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__scroll {
    animation: none;
  }
}