/* ======================================================
   HAULIV - Modern Static Site Styles
   Mobile-first | Custom Properties | Smooth Animations
   ====================================================== */

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

:root {
  --clr-dark: #0f2b3c;
  --clr-dark-alt: #132f42;
  --clr-accent: #00e0a0;
  --clr-accent-hover: #00c78d;
  --clr-white: #ffffff;
  --clr-light: #f4f7f9;
  --clr-muted: #8a9bae;
  --clr-border: #dfe6ed;
  --clr-text: #2c3e50;
  --clr-text-light: #c8d6e0;

  --ff-body: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --fs-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --fs-h1: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --fs-h2: clamp(1.5rem, 1.2rem + 1.5vw, 2.75rem);
  --fs-h3: clamp(1.25rem, 1rem + 0.5vw, 1.5rem);
  --fs-small: 0.875rem;
  --fs-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(15, 43, 60, 0.08);
  --shadow-lg: 0 12px 48px rgba(15, 43, 60, 0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--clr-text);
  background: var(--clr-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

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

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
address { font-style: normal; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  min-height: 44px;
}

.btn--primary {
  background: var(--clr-accent);
  color: var(--clr-dark);
  border-color: var(--clr-accent);
}
.btn--primary:hover {
  background: var(--clr-accent-hover);
  border-color: var(--clr-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 224, 160, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--clr-dark);
  border-color: var(--clr-border);
}
.btn--outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
}

.btn--nav {
  padding: 0.625rem 1.25rem;
  background: var(--clr-accent);
  color: var(--clr-dark);
  font-size: var(--fs-small);
  border-radius: var(--radius);
}
.btn--nav:hover {
  background: var(--clr-accent-hover);
  transform: translateY(-1px);
}

.btn--lg {
  padding: 1.125rem 2.5rem;
  font-size: var(--fs-lg);
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--clr-dark);
  box-shadow: var(--shadow);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

.nav__logo {
  color: var(--clr-white);
  display: flex;
  align-items: center;
  z-index: 10;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__toggle--active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle--active span:nth-child(2) { opacity: 0; }
.nav__toggle--active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__menu {
  list-style: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--clr-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: var(--space-lg);
  gap: var(--space-md);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 999;
}

.nav__menu--open {
  visibility: visible;
  opacity: 1;
}

.nav__menu a {
  color: var(--clr-white);
  font-size: var(--fs-lg);
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  transition: color var(--transition);
}
.nav__menu a:hover { color: var(--clr-accent); }
.nav__menu .btn--nav { color: var(--clr-dark); }
.nav__menu .btn--nav:hover { color: var(--clr-dark); }

@media (min-width: 769px) {
  .nav__toggle { display: none; }

  .nav__menu {
    position: static;
    flex-direction: row;
    visibility: visible;
    opacity: 1;
    padding: 0;
    gap: var(--space-sm);
    background: none;
  }

  .nav__menu a {
    font-size: var(--fs-small);
  }
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 43, 60, 0.88) 0%, rgba(15, 43, 60, 0.6) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
  max-width: 720px;
}

.hero__tag {
  display: inline-block;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
}

.hero__title {
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.15;
  color: var(--clr-white);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: var(--fs-lg);
  color: var(--clr-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  max-width: 580px;
  opacity: 0.95;
}

/* ========================================
   SECTION: SOLUTION
   ======================================== */
.solution {
  background: var(--clr-light);
}

.solution__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.section-title {
  font-size: var(--fs-h2);
  font-weight: 800;
  line-height: 1.15;
  color: var(--clr-dark);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}
.section-title--light { color: var(--clr-white); }

.section-lead {
  font-size: var(--fs-base);
  color: var(--clr-muted);
  line-height: 1.7;
}
.section-lead--light { color: var(--clr-text-light); }

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

/* --- Cards --- */
.card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid transparent;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-accent);
}

.card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--clr-accent);
}
.card__icon svg { width: 100%; height: 100%; }

.card__title {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--clr-muted);
  line-height: 1.7;
}

/* ========================================
   SECTION: DATA EDGE
   ======================================== */
.data-edge {
  position: relative;
  overflow: hidden;
}

.data-edge__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.data-edge__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: none;
}

.data-edge__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 43, 60, 0.92) 0%, rgba(15, 43, 60, 0.7) 100%);
}

.data-edge__inner {
  position: relative;
  z-index: 1;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.data-edge__content {
  max-width: 640px;
}

.data-edge__list {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.data-edge__list li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-left: var(--space-md);
  border-left: 3px solid var(--clr-accent);
}
.data-edge__list li strong {
  font-size: 1.125rem;
  color: var(--clr-white);
}
.data-edge__list li span {
  color: var(--clr-text-light);
}

/* ========================================
   SECTION: PRICING
   ======================================== */
.pricing {
  background: var(--clr-white);
}

.pricing__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

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

.price-card {
  position: relative;
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  border: 2px solid var(--clr-border);
  text-align: center;
  transition: all var(--transition);
}
.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.price-card--featured {
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-lg);
}

.price-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--clr-accent);
  color: var(--clr-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.375rem 1.25rem;
  border-radius: 50px;
  white-space: nowrap;
}

.price-card__header {
  margin-bottom: var(--space-md);
}

.price-card__name {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: var(--space-xs);
}

.price-card__price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--clr-dark);
  line-height: 1;
}
.price-card__price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-muted);
}

.price-card__features {
  margin-bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.price-card__features li {
  color: var(--clr-text);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--clr-light);
  font-size: var(--fs-small);
}
.price-card__features li:last-child { border-bottom: none; }

/* ========================================
   SECTION: DELIVERY
   ======================================== */
.delivery {
  position: relative;
  overflow: hidden;
}

.delivery__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.delivery__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: none;
}

.delivery__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 43, 60, 0.88) 0%, rgba(15, 43, 60, 0.6) 100%);
}

.delivery__inner {
  position: relative;
  z-index: 1;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.delivery__content {
  max-width: 640px;
}

.delivery__routes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.delivery__route {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--clr-white);
  font-weight: 600;
  font-size: 1.05rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.625rem 1.25rem;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--clr-dark);
  color: var(--clr-white);
}

.footer__cta {
  text-align: center;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__title {
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}

.footer__sub {
  color: var(--clr-muted);
  margin-bottom: var(--space-md);
  font-size: var(--fs-lg);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
}

.footer__info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.footer__info address {
  color: var(--clr-muted);
  font-size: var(--fs-small);
}

.footer__copy {
  color: var(--clr-muted);
  font-size: var(--fs-small);
}

/* ========================================
   SCROLL REVEAL
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.solution__grid .card:nth-child(2).reveal { transition-delay: 0.1s; }
.solution__grid .card:nth-child(3).reveal { transition-delay: 0.2s; }
.pricing__grid .price-card:nth-child(2).reveal { transition-delay: 0.1s; }
.pricing__grid .price-card:nth-child(3).reveal { transition-delay: 0.2s; }
.data-edge__list li:nth-child(2).reveal { transition-delay: 0.1s; }
.data-edge__list li:nth-child(3).reveal { transition-delay: 0.2s; }

/* ========================================
   FOCUS
   ======================================== */
:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

/* ========================================
   RESPONSIVE — Tablet (768px+)
   ======================================== */
@media (min-width: 768px) {
  .solution__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .price-card--featured {
    transform: scale(1.04);
  }
  .price-card--featured:hover {
    transform: scale(1.04) translateY(-4px);
  }
}

/* ========================================
   RESPONSIVE — Desktop (1024px+)
   ======================================== */
@media (min-width: 1024px) {
  .section {
    padding: var(--space-2xl) 0;
  }

  .hero {
    min-height: 100vh;
  }

  .data-edge__inner,
  .delivery__inner {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

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

/* ========================================
   PRINT
   ======================================== */
@media print {
  .nav, .hero__bg, .data-edge__bg, .delivery__bg { display: none; }
  .hero__overlay, .data-edge__overlay, .delivery__overlay { background: none; }
  body { color: #000; }
}