/* ============================================================
   LARAINE SIM PORTFOLIO — GLOBAL STYLES
   Brand: Blue, White, Grey, Black + Yellow highlight
   Aesthetic: Modern editorial, playful 3D folder system
   ============================================================ */

/* ---------- FONTS ---------- */
@import url("https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;0,9..144,700;1,9..144,300&family=Exo:wght@300;400;500;600;700&family=Oooh+Baby&display=swap");

/* ---------- DESIGN TOKENS ---------- */
:root {
  /* Core palette */
  --blue-dark: #0a1628; /* near-black navy */
  --blue-mid: #1e3a5f; /* deep blue */
  --blue-bright: #2563eb; /* interaction blue */
  --blue-light: #dbeafe; /* tint */
  --white: #f8f9fc;
  --grey-100: #eef0f5;
  --grey-200: #d4d8e2;
  --grey-400: #8892a4;
  --grey-700: #3a4357;
  --black: #050a14;
  --yellow: #f5c518; /* highlight accent */
  --yellow-pale: #fef9e7;

  /* Semantic */
  --bg: var(--white);
  --surface: #ffffff;
  --text-primary: var(--blue-dark);
  --text-muted: var(--grey-400);
  --border: var(--grey-200);

  /* Typography */
  --font-display: "Exo", sans-serif;
  --font-body: "DM Mono", monospace;
  --font-serif: "Oooh Baby", serif;

  /* Spacing */
  --nav-h: 68px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
  --shadow-md: 0 6px 24px rgba(10, 22, 40, 0.1);
  --shadow-lg: 0 16px 48px rgba(10, 22, 40, 0.16);
  --shadow-xl: 0 32px 80px rgba(10, 22, 40, 0.22);
}

/* ---------- RESET ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
  cursor: none; /* custom cursor active */
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
button {
  cursor: none;
  font-family: inherit;
  border: none;
  background: none;
}

/* ---------- CUSTOM CURSOR ---------- */
.cursor-dot,
.cursor-ring {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.2s;
}
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--yellow);
}
.cursor-ring {
  width: 36px;
  height: 36px;
  border: 2px solid var(--blue-bright);
  transition: transform 0.12s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.2s,
    width 0.2s, height 0.2s, border-color 0.2s;
}
.cursor-ring.hovered {
  width: 56px;
  height: 56px;
  border-color: var(--yellow);
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  background: rgba(248, 249, 252, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--blue-dark);
}
.nav-logo span {
  color: var(--yellow);
}
.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--grey-700);
  position: relative;
  transition: color 0.2s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--blue-dark);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}
.nav-cta {
  background: var(--blue-dark);
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: 6px;
  font-size: 12px !important;
  letter-spacing: 0.06em !important;
  transition: background 0.2s, transform 0.15s !important;
}
.nav-cta:hover {
  background: var(--blue-bright) !important;
  transform: translateY(-1px);
}
.nav-cta::after {
  display: none !important;
}

/* ---------- PAGE WRAPPER ---------- */
.page {
  padding-top: var(--nav-h);
  min-height: 100vh;
}
/* ---------- FOOTER ---------- */
.footer {
  background: var(--blue-dark);
  color: var(--grey-200);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 80px;
}
/* Logo + copyright stacked under it */
.footer-logo-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
}
.footer-logo span {
  color: var(--yellow);
}
.footer-copy {
  font-size: 12px;
  color: var(--grey-400);
  line-height: 1.6;
}
/* "coded by me! :)" — a little personality */
.footer-coded {
  color: var(--yellow);
  font-style: italic;
}

/* Nav links + social icons stacked in a column */
.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 13px;
  color: var(--grey-400);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--yellow);
}

/* Social icon row */
.footer-socials {
  display: flex;
  gap: 12px;
  align-items: center;
}
.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--grey-400);
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.18s;
}
.footer-social-link:hover {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--black);
  transform: translateY(-2px);
}
.footer-social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  display: block;
}

/* ---------- SECTION UTILITIES ---------- */
.section {
  padding: 80px 48px;
}
.section-label {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-bright);
  font-weight: 500;
  margin-bottom: 12px;
  display: block;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--blue-dark);
}
.section-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--grey-400);
}

/* ---------- YELLOW HIGHLIGHT CHIP ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--yellow);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 4px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 8px;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: var(--blue-dark);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
}
.btn-primary:hover {
  background: var(--blue-bright);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}
.btn-outline {
  border: 2px solid var(--blue-dark);
  color: var(--blue-dark);
}
.btn-outline:hover {
  background: var(--blue-dark);
  color: var(--white);
}
.btn-yellow {
  background: var(--yellow);
  color: var(--black);
  box-shadow: 0 4px 16px rgba(245, 197, 24, 0.3);
}
.btn-yellow:hover {
  box-shadow: 0 8px 24px rgba(245, 197, 24, 0.5);
}

/* ---------- REVEAL ANIMATIONS ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- STAT CARD (data emphasis) ---------- */
.stat-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin: 32px 0;
}
.stat-card {
  background: var(--blue-dark);
  color: var(--white);
  padding: 24px 28px;
  border-radius: 12px;
  min-width: 140px;
  flex: 1;
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--yellow);
}
.stat-num {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  color: var(--yellow);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-400);
}

/* ---------- TAG / SKILL PILL ---------- */
.tag {
  display: inline-block;
  padding: 5px 12px;
  background: var(--grey-100);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--grey-700);
  letter-spacing: 0.04em;
}

/* ---------- MOBILE NAV TOGGLE (hamburger) ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--blue-dark);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .nav {
    padding: 0 24px;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
    box-shadow: var(--shadow-md);
  }
  .nav-links.open {
    display: flex;
  }
  .section {
    padding: 60px 24px;
  }
  .footer {
    padding: 32px 24px;
  }
  .stat-row {
    gap: 12px;
  }
}