/* <!-- LOGO HERE --> */
/* <!-- DESIGN REFERENCE: adjust colors/fonts here --> */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;0,900;1,700&family=DM+Sans:wght@300;400;500;700&display=swap');

:root {
  --bg-primary: #000000;
  --bg-secondary: rgba(255, 255, 255, 0.05);
  /* Tranculent glass overlay */
  --bg-elevated: transparent;
  /* Transparent nav background */
  --accent: #017EED;
  /* Theme Blue */
  --accent-hover: #017fedb0;
  --text-primary: #f3f4f6;
  /* Light gray text */
  --text-secondary: #9ca3af;
  /* Medium gray text */
  --text-heading: #ffffff;
  /* White headings */
  --border: #333333;
  /* Lighter border for contrast in dark mode */
  --divider: #222222;
  /* Soft divider */

  --logo-blue: #017EED;

  /* Typography */
  --font-display: 'DM Sans', sans-serif;
  /* Clean sans-serif for modern look */
  --font-body: 'DM Sans', sans-serif;

  /* Spacing (8px system) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --space-12: 96px;
  --space-16: 128px;

  /* Border Radius */
  --radius-button: 100px;
  --radius-card: 20px;
  --radius-pill: 100px;
}

/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-color: var(--bg-primary); /* #000000 */
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center top;
}

body.no-scroll {
  overflow: hidden;
}

/* Typography Base */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  color: var(--text-heading);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

h1 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

p {
  margin-bottom: var(--space-3);
}

/* Layout Classes */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-3);
  position: relative;
  z-index: 10;
}

.container-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--space-3);
  position: relative;
  z-index: 10;
}

/* Page Transitions */
.page-enter {
  opacity: 0;
  transform: translateY(20px);
}

.page-enter-active {
  animation: pageFadeUp 600ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes pageFadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* 4.1 Navigation Bar */
.navbar {
  position: fixed;
  top: var(--space-3);
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1200px;
  height: 64px;
  background: transparent;
  border: none;
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 var(--space-3);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 900;
  color: #ffffff; /* Explicitly white text for dark background */
  letter-spacing: -2px;
  display: flex;
  align-items: center;
  transition: transform 0.2s ease;
}

.nav-logo:hover {
  transform: scale(1.05);
}

.nav-logo .plus {
  color: #0f62fe; /* Matching the deep blue from the image */
  font-weight: 900;
}

.nav-links {
  display: flex;
  gap: var(--space-3);
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-heading);
}

.nav-cta {
  font-size: 14px;
  font-weight: 500;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: var(--border);
  color: var(--bg-elevated);
}

/* Hamburger Menu Mobile */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  gap: 6px;
  flex-direction: column;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-heading);
  transition: 0.3s ease;
}

@media (max-width: 767px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 90px;
    left: 24px;
    right: 24px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-6) 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  }

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.25s ease;
  background: var(--bg-secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text-heading);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-solid {
  background: var(--accent);
  color: var(--text-heading);
  border: 1px solid var(--border);
}

.btn-solid:hover {
  background: var(--accent-hover);
}

/* Custom Cursor */
.custom-cursor {
  display: none;
}

@media (pointer: fine) {
  .custom-cursor {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--text-heading);
    opacity: 0.15;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.1s linear;
    transform: translate(-50%, -50%);
  }
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-8) 0 var(--space-4);
  color: var(--text-secondary);
  margin-top: var(--space-8);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: -1px;
  margin-bottom: var(--space-2);
}

.footer-logo .plus {
  color: var(--logo-blue);
  font-weight: 700;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav a:hover {
  color: var(--text-heading);
}

.footer-col-3 {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-bottom {
  text-align: center;
  font-size: 14px;
  padding-top: var(--space-4);
  border-top: 1px solid var(--divider);
}