/* ========================================
   FLÂNEUR V3 - BRUTALIST DESIGN SYSTEM
   ======================================== */

/* === CSS VARIABLES === */
:root {
  /* Color Palette */
  --flaneur-red: #F21905;
  --flaneur-yellow: #FFB800;
  --flaneur-grey: #A0A0A0;
  --flaneur-black: #191919;
  --flaneur-white: #FFFFFF;

  /* Typography */
  --font-display: 'Poppins', sans-serif;
  --font-body: 'Poppins', sans-serif;
  --font-ui: 'Poppins', sans-serif;

  /* Font Weights */
  --weight-black: 900;
  --weight-bold: 700;
  --weight-light: 300;
}

/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-weight: var(--weight-light);
  background-color: var(--flaneur-white);
  color: var(--flaneur-black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 6rem);
}

h2 {
  font-size: clamp(2rem, 6vw, 4rem);
}

h3 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

p {
  font-weight: var(--weight-light);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
}

/* === BRUTALIST PRINCIPLES === */
/* NO shadows, NO border-radius */
* {
  border-radius: 0 !important;
  box-shadow: none !important;
}

/* === NAVIGATION === */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--flaneur-white);
  border-bottom: 2px solid var(--flaneur-black);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 40px;
  object-fit: contain;
}

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

nav a {
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 0.875rem;
  text-transform: uppercase;
  color: var(--flaneur-black);
  text-decoration: none;
  transition: all 0s;
}

nav a:hover {
  text-decoration: line-through;
}

.cta-nav {
  background: var(--flaneur-red);
  color: var(--flaneur-white);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 0.875rem;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all 0s;
  text-decoration: none;
  display: inline-block;
}

.cta-nav:hover {
  background: var(--flaneur-black);
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: none;
  background: none;
  border: 2px solid var(--flaneur-black);
  padding: 0.5rem 1rem;
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 0.875rem;
  cursor: pointer;
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--flaneur-white);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  font-size: 2rem;
  color: var(--flaneur-black);
  text-decoration: none;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
}

.mobile-menu a:hover {
  color: var(--flaneur-red);
}

.close-menu-btn {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 1.5rem;
  background: none;
  border: none;
  font-weight: var(--weight-bold);
  cursor: pointer;
}

/* === BUTTONS === */
.btn-primary {
  background: var(--flaneur-red);
  color: var(--flaneur-white);
  padding: 1rem 2rem;
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 1rem;
  text-transform: uppercase;
  border: 2px solid var(--flaneur-red);
  cursor: pointer;
  transition: all 0s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--flaneur-black);
  border-color: var(--flaneur-black);
}

.btn-secondary {
  background: var(--flaneur-yellow);
  color: var(--flaneur-black);
  padding: 1rem 2rem;
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 1rem;
  text-transform: uppercase;
  border: 2px solid var(--flaneur-yellow);
  cursor: pointer;
  transition: all 0s;
  text-decoration: none;
  display: inline-block;
}

.btn-secondary:hover {
  background: var(--flaneur-black);
  color: var(--flaneur-white);
  border-color: var(--flaneur-black);
}

.btn-outline {
  background: transparent;
  color: var(--flaneur-black);
  padding: 1rem 2rem;
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 1rem;
  text-transform: uppercase;
  border: 2px solid var(--flaneur-black);
  cursor: pointer;
  transition: all 0s;
  text-decoration: none;
  display: inline-block;
}

.btn-outline:hover {
  background: var(--flaneur-black);
  color: var(--flaneur-white);
}

/* === VIDEO BACKGROUND === */
.video-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.video-background video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(25, 25, 25, 0.3);
  z-index: 1;
}

/* === SECTIONS === */
section {
  position: relative;
  padding: 4rem 2rem;
  border-bottom: 2px solid var(--flaneur-black);
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 1200px;
  color: var(--flaneur-white);
}

.hero h1 {
  margin-bottom: 1rem;
}

.hero h2 {
  -webkit-text-stroke: 2px var(--flaneur-white);
  -webkit-text-fill-color: transparent;
  margin-bottom: 2rem;
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 3rem;
}

/* === GRID SYSTEM === */
.grid {
  display: grid;
  gap: 0;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-item {
  padding: 2rem;
  border: 1px solid var(--flaneur-black);
}

/* === FORMS (BRUTALIST) === */
.brutalist-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 3px solid var(--flaneur-black);
  font-family: var(--font-body);
  font-weight: var(--weight-light);
  font-size: 1.5rem;
  padding: 1rem 0;
  outline: none;
  transition: border-color 0s;
}

.brutalist-input:focus {
  border-bottom-color: var(--flaneur-yellow);
}

.brutalist-input::placeholder {
  color: var(--flaneur-grey);
  font-weight: var(--weight-light);
}

select.brutalist-input {
  appearance: none;
  cursor: pointer;
}

textarea.brutalist-input {
  resize: vertical;
  min-height: 100px;
}

label {
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.5rem;
}

/* === FOOTER === */
footer {
  background: var(--flaneur-white);
  border-top: 2px solid var(--flaneur-black);
  padding: 3rem 2rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: start;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo img {
  height: 32px;
  margin-bottom: 1rem;
}

.footer-nav {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-nav a {
  font-family: var(--font-ui);
  font-weight: var(--weight-bold);
  font-size: 0.875rem;
  text-transform: uppercase;
  color: var(--flaneur-black);
  text-decoration: none;
}

.footer-nav a:hover {
  text-decoration: line-through;
}

/* === UTILITIES === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.text-center {
  text-align: center;
}

.text-red {
  color: var(--flaneur-red);
}

.text-yellow {
  color: var(--flaneur-yellow);
}

.text-grey {
  color: var(--flaneur-grey);
}

.bg-black {
  background: var(--flaneur-black);
  color: var(--flaneur-white);
}

.bg-white {
  background: var(--flaneur-white);
  color: var(--flaneur-black);
}

.border-black {
  border: 2px solid var(--flaneur-black);
}

.hidden {
  display: none;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  header {
    padding: 1rem;
  }

  nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  section {
    padding: 2rem 1rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  .btn-primary,
  .btn-secondary,
  .btn-outline {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
  }
}