:root {
  /* The Dutch Palette: Heritage meets Modernity */
  --bg: #fdfeff;
  --paper: #ffffff;
  --paper-soft: #f8fafc;
  --dark: #0f172a;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.08);

  /* Signature Colors */
  --delft-blue: #1e3a8a;       /* Deep Dutch Blue */
  --royal-blue: #2563eb;
  --tulip-orange: #ff4d00;    /* Vibrant National Orange */
  --evening-glow: #ff9e00;
  --canal-water: #0ea5e9;
  --slate-stone: #334155;
  --frost: rgba(255, 255, 255, 0.7);
  
  /* Gradients: The "Gezellig" Evening Glow */
  --mix: linear-gradient(135deg, var(--delft-blue), var(--royal-blue));
  --warm-mix: linear-gradient(135deg, var(--tulip-orange), var(--evening-glow));
  --glass-mix: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(248,250,252,0.8));

  /* Refined Elevation */
  --shadow: 0 40px 100px rgba(15, 23, 42, 0.12);
  --shadow2: 0 12px 30px rgba(15, 23, 42, 0.05);

  --radius: 28px; /* Slightly tighter, more architectural radius */
  --max: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Outfit', 'Inter', system-ui, sans-serif;
  color: var(--dark);
  /* Background representing Dutch mist and city lights */
  background: 
    radial-gradient(circle at 0% 0%, rgba(37, 99, 235, 0.08), transparent 40%),
    radial-gradient(circle at 100% 0%, rgba(255, 77, 0, 0.08), transparent 40%),
    #f8fafc;
  line-height: 1.6;
}

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

.container {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

/* Header: Modern Canal House Glass */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.03em;
  color: var(--delft-blue);
}

.logo small {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--muted);
  text-transform: uppercase;
}

.logo-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--mix);
  position: relative;
  /* De Stijl geometric accent */
  box-shadow: 6px 6px 0 var(--tulip-orange);
}

.logo-icon::after {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 2px;
}

nav {
  display: flex;
  gap: 8px;
}

nav a {
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav a:hover {
  color: var(--tulip-orange);
  background: rgba(255, 77, 0, 0.05);
}

.nav-btn {
  background: var(--dark) !important;
  color: #fff !important;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.2);
}

.nav-btn:hover {
  transform: translateY(-2px);
  background: var(--tulip-orange) !important;
}

/* Hero: The Illuminated Polder */
.hero {
  padding: 100px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 32px;
}

.hero-card, .hero-main, .panel, .card, .hotel-card {
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-card {
  border-radius: var(--radius);
  padding: 40px;
  border-bottom: 6px solid var(--delft-blue);
}

.hero-main {
  border-radius: var(--radius);
  padding: 60px;
  background: var(--glass-mix);
  position: relative;
  overflow: hidden;
}

/* Subtle background accent: The Windmill Blade Geometry */
.hero-main::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 77, 0, 0.05), transparent 70%);
  z-index: 0;
}

.kicker {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--royal-blue);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

h1 {
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: var(--dark);
  margin-bottom: 30px;
}

/* Emphasis on the Dutch Orange */
h1 strong, .hotel-card h3 {
  color: var(--tulip-orange);
}

.mini-list div {
  margin-top: 16px;
  padding: 20px;
  background: var(--paper-soft);
  border-radius: 16px;
  border-left: 4px solid var(--tulip-orange);
}

/* Section Styling */
section {
  padding: 100px 0;
}

.two-column {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.panel {
  padding: 50px;
  border-radius: var(--radius);
}

.soft-panel {
  background: var(--delft-blue);
  color: #fff;
  position: sticky;
  top: 130px;
}

.soft-panel h2, .soft-panel .kicker {
  color: #fff;
}

.soft-panel .kicker {
  background: rgba(255,255,255,0.15);
}

.info-box {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 24px;
  border-radius: 18px;
  margin-top: 20px;
}

.info-box h3 {
  color: var(--evening-glow);
  font-size: 18px;
}

/* Grid for Stays */
.hotel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.hotel-card {
  padding: 30px;
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 1px solid var(--line);
}

.hotel-card:hover {
  transform: translateY(-10px);
  border-top: 1px solid var(--tulip-orange);
  box-shadow: var(--shadow);
}

.hotel-card span {
  font-size: 40px;
  font-weight: 900;
  color: rgba(15, 23, 42, 0.05);
  line-height: 1;
  margin-bottom: 10px;
}

/* Footer: Night Canal Style */
.footer {
  background: var(--dark);
  padding: 80px 0 40px;
  color: #f8fafc;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--warm-mix);
}

.footer-links a {
  border: 1px solid rgba(255,255,255,0.1);
  padding: 8px 18px;
  border-radius: 10px;
  font-size: 13px;
  transition: 0.3s;
}

.footer-links a:hover {
  background: #fff;
  color: var(--dark);
}

.footer-links span {
  background: var(--tulip-orange);
  padding: 8px 18px;
  border-radius: 10px;
  font-weight: 800;
}

/* Responsive: Dutch Design is Adaptive */
@media (max-width: 1024px) {
  .hero-grid, .two-column, .hotel-grid {
    grid-template-columns: 1fr;
  }
  
  .hotel-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .hotel-grid {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: 42px;
  }
}