/* ============================================
   SURPLUS RENTAL — Global Styles
   Aesthetic: Bold, rugged, black & white
   Inspired by: Double RL, vintage surplus
   ============================================ */

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

:root {
  --black: #0a0a0a;
  --white: #f5f5f0;
  --off-white: #e8e8e3;
  --gray: #888;
  --gray-dark: #333;
  --gray-light: #ccc;
  --accent: #d4a853;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

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

a:hover {
  color: var(--accent);
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.1;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); font-weight: 600; }
h4 { font-size: 1.125rem; font-weight: 600; }

p {
  font-size: 1rem;
  color: var(--gray-light);
  max-width: 65ch;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-logo svg {
  width: 40px;
  height: 40px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--white);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Mobile Nav Toggle */
.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(--white);
  transition: all var(--transition);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  opacity: 0.03;
  background: var(--white);
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
  pointer-events: none;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4rem);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  max-width: 800px;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-tagline span {
  display: block;
  color: var(--gray);
  font-size: 0.5em;
  letter-spacing: 0.2em;
  margin-top: 1rem;
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--gray);
  max-width: 500px;
  margin-bottom: 2.5rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.875rem 2rem;
  border: 2px solid var(--white);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--white);
  transition: left var(--transition);
  z-index: -1;
}

.btn:hover {
  color: var(--black);
}

.btn:hover::before {
  left: 0;
}

.btn-filled {
  background: var(--white);
  color: var(--black);
}

.btn-filled::before {
  background: var(--black);
}

.btn-filled:hover {
  color: var(--white);
  border-color: var(--white);
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ============================================
   Section Utilities
   ============================================ */
.section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header p {
  margin: 1rem auto 0;
  color: var(--gray);
}

.divider {
  width: 60px;
  height: 2px;
  background: var(--white);
  margin: 1.5rem auto;
}

/* ============================================
   Equipment Grid
   ============================================ */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.equipment-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}

.equipment-card:hover {
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-4px);
}

.equipment-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: rgba(255,255,255,0.05);
  position: relative;
  overflow: hidden;
}

.equipment-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%) brightness(0.85);
  transition: all var(--transition);
}

.equipment-card:hover .equipment-card-img img {
  filter: grayscale(0%) brightness(1);
  transform: scale(1.05);
}

.equipment-card-body {
  padding: 1.5rem;
}

.equipment-card-body h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.equipment-card-body p {
  font-size: 0.875rem;
  color: var(--gray);
  margin-bottom: 1rem;
}

.equipment-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.equipment-card-price {
  font-size: 1.1rem;
  color: var(--white);
}

/* ============================================
   Category Cards
   ============================================ */
.categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.category-card {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  background: rgba(255,255,255,0.03);
  transition: all var(--transition);
}

.category-card:hover {
  border-color: rgba(255,255,255,0.2);
}

.category-card-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.category-card h3 {
  margin-bottom: 0.5rem;
}

.category-card p {
  font-size: 0.875rem;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

/* ============================================
   Locations
   ============================================ */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.location-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 2.5rem;
  transition: all var(--transition);
}

.location-card:hover {
  border-color: rgba(255,255,255,0.2);
}

.location-card h3 {
  margin-bottom: 0.25rem;
}

.location-card .location-state {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.location-card .location-detail {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--gray-light);
}

.location-card .location-detail svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  opacity: 0.5;
  margin-top: 2px;
}

/* ============================================
   Entertainment Section
   ============================================ */
.entertainment-hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  background: linear-gradient(180deg, rgba(10,10,10,1) 0%, rgba(20,20,20,1) 100%);
}

.entertainment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.entertainment-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: all var(--transition);
}

.entertainment-card:hover {
  border-color: rgba(255,255,255,0.15);
}

.entertainment-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  background: #080808;
  position: relative;
  overflow: hidden;
}

.entertainment-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) brightness(0.35) contrast(1.2);
  transition: all var(--transition);
}

.entertainment-card:hover .entertainment-card-img img {
  filter: grayscale(100%) brightness(0.5) contrast(1.2);
  transform: scale(1.05);
}

.entertainment-card-body {
  padding: 1.5rem;
}

.entertainment-card-body h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.entertainment-card-body p {
  font-size: 0.85rem;
  color: var(--gray);
}

/* ============================================
   About / What is Surplus
   ============================================ */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h2 {
  margin-bottom: 1.5rem;
}

.about-text p {
  margin-bottom: 1rem;
  color: var(--gray-light);
}

.about-visual {
  aspect-ratio: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-visual svg {
  width: 60%;
  height: 60%;
  opacity: 0.1;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.value-card {
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
}

.value-card h4 {
  margin-bottom: 0.75rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--gray);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

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

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray);
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.25rem;
  color: var(--gray);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--gray-light);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding: 1.5rem 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--gray);
}

/* ============================================
   Page Header (inner pages)
   ============================================ */
.page-header {
  padding: 8rem 0 4rem;
  text-align: center;
}

.page-header p {
  margin: 1rem auto 0;
}

/* ============================================
   Chatbot Widget
   ============================================ */
.chatbot-toggle {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  color: var(--black);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  z-index: 9999;
  transition: all var(--transition);
}

.chatbot-toggle:hover {
  transform: scale(1.08);
}

.chatbot-toggle svg {
  width: 24px;
  height: 24px;
}

.chatbot-window {
  position: fixed;
  bottom: 6rem;
  right: 2rem;
  width: 380px;
  height: 520px;
  background: #111;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  display: none;
  flex-direction: column;
  overflow: hidden;
  z-index: 9998;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}

.chatbot-window.open {
  display: flex;
}

.chatbot-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.03);
}

.chatbot-header-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.chatbot-header-title .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
}

.chatbot-close {
  background: none;
  border: none;
  color: var(--gray);
  cursor: pointer;
  font-size: 1.25rem;
  padding: 4px;
}

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chatbot-message {
  max-width: 85%;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  font-size: 0.875rem;
  line-height: 1.5;
}

.chatbot-message.bot {
  background: rgba(255,255,255,0.06);
  color: var(--gray-light);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chatbot-message.user {
  background: var(--white);
  color: var(--black);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chatbot-message.typing {
  display: flex;
  gap: 4px;
  padding: 0.75rem 1.25rem;
}

.chatbot-message.typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gray);
  animation: typingDot 1.4s infinite;
}

.chatbot-message.typing span:nth-child(2) { animation-delay: 0.2s; }
.chatbot-message.typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}

.chatbot-input-area {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  gap: 0.5rem;
}

.chatbot-input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 0.625rem 1rem;
  color: var(--white);
  font-size: 0.875rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
}

.chatbot-input:focus {
  border-color: rgba(255,255,255,0.3);
}

.chatbot-input::placeholder {
  color: var(--gray-dark);
}

.chatbot-send {
  background: var(--white);
  color: var(--black);
  border: none;
  border-radius: 8px;
  width: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition);
}

.chatbot-send:hover {
  opacity: 0.8;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(10,10,10,0.98);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    transition: transform var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: flex;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .chatbot-window {
    right: 1rem;
    left: 1rem;
    width: auto;
    bottom: 5rem;
    height: 60vh;
  }
}

@media (max-width: 600px) {
  .hero-tagline {
    font-size: 1.75rem;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .equipment-grid,
  .entertainment-grid {
    grid-template-columns: 1fr;
  }

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

  .btn-group {
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeInUp 0.8s ease forwards;
}

.fade-in-delay-1 { animation-delay: 0.15s; opacity: 0; }
.fade-in-delay-2 { animation-delay: 0.3s; opacity: 0; }
.fade-in-delay-3 { animation-delay: 0.45s; opacity: 0; }