*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #06080d;
  color: #e8eaf0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* --- Preloader --- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #06080d;
  transition: opacity 0.6s ease;
}

#preloader.done {
  opacity: 0;
  pointer-events: none;
}

#preloader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

#preloader-logo {
  width: clamp(196px, 28vw, 392px);
  height: auto;
  animation: logoFlyUp 1.4s cubic-bezier(0.2, 0.8, 0.3, 1) forwards;
}

@keyframes logoFlyUp {
  0%   { transform: translateY(60px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

#preloader-bar-track {
  width: clamp(120px, 18vw, 240px);
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  opacity: 0;
  animation: fadeIn 0.3s 1s forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

#preloader-bar {
  height: 100%;
  width: 0%;
  background: #ff7a1a;
  border-radius: 2px;
  transition: width 0.15s ease;
}

#black-cover {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: #000000;
  pointer-events: none;
  transition: opacity 1s ease;
}

#black-cover.fade {
  opacity: 0;
}

#bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.4s ease;
}

#bg.visible {
  opacity: 1;
}

.content {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 3rem 2rem 2rem;
  pointer-events: none;
}

header {
  text-align: center;
  max-width: 720px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.tagline {
  margin: 0;
  color: #8b92a5;
  font-size: 1.1rem;
}

/* --- Detail overlay (card detail view) --- */
#detail-overlay {
  position: fixed;
  top: 260px;
  right: calc(11% - 50px);
  width: 30%;
  height: calc(100% - 100px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem 1.2rem 18%;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

#detail-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

#detail-close {
  position: fixed;
  top: 1.2rem;
  right: 1.5rem;
  background: none;
  border: 2px solid rgba(255, 122, 26, 0.4);
  border-radius: 50%;
  width: 2.4rem;
  height: 2.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ff7a1a;
  font-size: 1.3rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  z-index: 3;
}

#detail-close:hover {
  background: rgba(255, 122, 26, 0.15);
  border-color: #ff7a1a;
}

#detail-content {
  background: rgba(20, 22, 30, 0.72);
  border-radius: 14px;
  padding: 1.6rem 1.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#detail-title {
  color: #ff7a1a;
  font-size: clamp(1.4rem, 2.5vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin: 0 0 clamp(0.6rem, 1vw, 1.4rem);
  border-right: 2px solid transparent;
  min-height: 1.2em;
}

#detail-title.typing {
  border-right-color: #ff7a1a;
}

#detail-content p {
  color: #ffffff;
  font-size: clamp(0.85rem, 1.1vw, 1.4rem);
  line-height: 1.8;
  margin: 0 0 clamp(0.6rem, 0.8vw, 1.3rem);
}

/* --- Narrow viewports: text below cards --- */
/* Prevent text from ever scrolling or going off bottom */
#detail-content p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 8;
  overflow: hidden;
}

@media (max-aspect-ratio: 4/3) {
  #detail-overlay {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    max-height: 32vh;
    padding: 1.2rem 2rem 1.5rem;
    justify-content: flex-start;
    overflow: hidden;
  }

  #detail-content {
    text-align: left;
  }

  #detail-content p {
    -webkit-line-clamp: 5;
  }

  #detail-title {
    font-size: clamp(1.2rem, 4vw, 2rem);
  }

  #detail-content p {
    font-size: clamp(0.8rem, 2.5vw, 1.1rem);
  }
}

@media (max-aspect-ratio: 3/4) {
  #detail-overlay {
    max-height: 28vh;
    padding: 1rem 1.5rem;
  }

  #detail-content p {
    -webkit-line-clamp: 3;
  }

  #detail-title {
    font-size: clamp(1rem, 5vw, 1.6rem);
  }
}