/* ================================================================
 * components.css - 공통 버튼, 캐러셀, reveal 애니메이션, FAB,
 *   백투탑, 로더, 커서, 파티클, 카운트업
 * Homepage CSS Module
 * ================================================================ */

/* ── 공통 버튼 ──────────────────────── */
.btn-primary {
  padding:14px 32px;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  color:var(--bg); border:none; border-radius:var(--r-lg);
  font-size:.95rem; font-weight:700; cursor:pointer;
  text-decoration:none; display:inline-block;
  transition:all var(--ease);
  box-shadow:var(--shadow-accent);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:var(--shadow-accent-lg); }

.btn-ghost {
  padding:14px 32px;
  background:transparent;
  color:var(--text); border:1px solid var(--border);
  border-radius:var(--r-lg); font-size:.95rem; font-weight:500;
  cursor:pointer; text-decoration:none; display:inline-block;
  transition:all var(--ease);
}
.btn-ghost:hover { border-color:var(--accent); color:var(--accent); background:rgba(255,107,0,0.06); }

/* ── 공통 CAROUSEL ──────────────────────── */
.carousel {
  position: relative;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}
.carousel-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  display: flex;
  gap: 24px;
  justify-content: safe center;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-mask: linear-gradient(90deg, transparent, black 2%, black 98%, transparent);
  mask: linear-gradient(90deg, transparent, black 2%, black 98%, transparent);
  padding: 18px 10px;
}
.carousel-scroll::-webkit-scrollbar { display: none; }
.carousel-scroll > * { flex-shrink: 0; }

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface-card, rgba(255,255,255,0.92));
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.15rem; font-weight: 700;
  cursor: pointer;
  z-index: 10;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s ease;
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
  font-family: inherit;
  line-height: 1; padding: 0 0 3px 0;
  backdrop-filter: blur(6px);
}
.carousel-btn:hover {
  background: var(--grad-accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 6px 22px rgba(255,107,0,0.35);
}
.carousel-btn:active { transform: translateY(-50%) scale(.95); }
.carousel-btn.prev { left: -56px; }
.carousel-btn.next { right: -56px; }

@media (max-width: 1400px) {
  .carousel-btn.prev { left: -10px; }
  .carousel-btn.next { right: -10px; }
}

/* ── SCROLL ANIMATION (reveal) ──────────────────────── */
.reveal {
  opacity:0; transform:translateY(30px);
  transition:opacity .6s, transform .6s;
}
.reveal.visible { opacity:1; transform:translateY(0); }

/* 방향별 Reveal 변형 */
.reveal-left  { opacity:0; transform:translateX(-40px); transition:opacity .6s, transform .6s; }
.reveal-right { opacity:0; transform:translateX(40px);  transition:opacity .6s, transform .6s; }
.reveal-scale { opacity:0; transform:scale(0.9);        transition:opacity .6s, transform .6s; }
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible {
  opacity:1; transform:none;
}

/* 인사말 reveal 애니메이션 */
.content-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all 1s ease-out;
}
.content-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── BACK TO TOP ──────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--grad-accent);
  color: var(--bg);
  border: none;
  font-size: 1.4rem; font-weight: 900;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(255,107,0,0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all .3s ease;
  z-index: 999;
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 26px rgba(255,107,0,0.55);
}

/* ── FLOATING ACTION BUTTON (Speed Dial) ──────────────────────── */
.fab {
  position: fixed;
  right: 28px;
  bottom: 100px;
  z-index: 998;
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 12px;
}
.fab-main {
  width: 58px; height: 58px;
  border-radius: 50%;
  border: none;
  background: var(--grad-accent);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(255,107,0,.5), 0 4px 12px rgba(0,0,0,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s ease;
  position: relative;
}
.fab-main:hover { transform: scale(1.08) rotate(5deg); }
.fab-main .fab-icon-close { display: none; }
.fab.open .fab-main .fab-icon-open { display: none; }
.fab.open .fab-main .fab-icon-close { display: block; }
.fab.open .fab-main { transform: rotate(90deg); }
.fab-action {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--card);
  color: var(--accent);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(0,0,0,.3);
  opacity: 0;
  transform: translateY(20px) scale(.6);
  pointer-events: none;
  transition: all .3s cubic-bezier(.4, 0, .2, 1);
}
.fab-action:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(0) scale(1.1) !important;
}
.fab.open .fab-action {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.fab.open .fab-action:nth-child(1) { transition-delay: .05s; }
.fab.open .fab-action:nth-child(2) { transition-delay: .1s; }
.fab.open .fab-action:nth-child(3) { transition-delay: .15s; }

/* ── 로딩 인트로 (시네마틱) ─────���────────────────── */
#page-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #05080f;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .5s ease, visibility .5s ease;
}
#page-loader.loaded {
  opacity: 0;
  visibility: hidden;
}
.loader-logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.loader-logo {
  width: clamp(140px, 22vw, 220px);
  opacity: 0;
  transform: scale(0.92);
  filter: blur(4px);
  animation: logoReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}
@keyframes logoReveal {
  to {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}
.loader-bar {
  width: 120px;
  height: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  overflow: hidden;
  opacity: 0;
  animation: logoReveal 0.3s ease 0.4s forwards;
}
.loader-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff6b00, #ff9a3c);
  border-radius: 2px;
  animation: loaderFill 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.5s forwards;
}
@keyframes loaderFill {
  from { width: 0; }
  to   { width: 100%; }
}

/* ── 커서 글로우 이펙트 ──────────────────────── */
.glow-card {
  position: relative;
  overflow: hidden;
}
.glow-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(
    300px circle at var(--mx) var(--my),
    rgba(0,0,0,0.045), transparent 60%
  );
  transition: opacity .3s;
  pointer-events: none;
  z-index: 1;
}
.glow-card:hover::before { opacity: 1; }

/* ── 3D 틸트 카드 ──────────────────────── */
.tilt-card {
  transition: transform .4s ease, box-shadow .35s ease;
  will-change: transform;
}

/* ── 파티클 캔버스 ──────────────────────── */
#hero-particles,
#about-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}
#hero-particles {
  height: 55%;
}

/* ── 타이핑 애니메이션 ──────────────────────── */
.typing-text {
  border-right: 2px solid var(--accent);
  padding-right: 2px;
  animation: typingBlink 0.7s step-end infinite;
}
@keyframes typingBlink {
  0%, 100% { border-color: var(--accent); }
  50%      { border-color: transparent; }
}

/* ── Cursor Label ──────────────────────── */
.cursor-label {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 99999;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--accent);
  opacity: 0;
  transition: opacity 0.25s;
  will-change: transform;
  white-space: nowrap;
}
.cursor-label-show {
  opacity: 1;
}

/* ── WebGL overlay ──────────────────────── */
.webgl-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.15s;
  border-radius: inherit;
}

/* ── Touch device: hide cursor elements ──────────────────────── */
@media (hover: none) {
  .cursor-outer,
  .cursor-inner,
  .cursor-label,
  .webgl-overlay {
    display: none !important;
  }
}

/* ── COUNT UP NUMBER ──────────────────────── */
.countup { font-variant-numeric: tabular-nums; }

/* ── 히어로 패럴랙스 ──────────────────────── */
.hero-typing-wrap,
.hero-dots {
  transform: translateY(var(--parallax-y, 0));
}

/* ── hl-grad (그래디언트 텍스트) ──────────────────────── */
.hl-grad {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ── ms-badge (마일스톤 뱃지) ──────────────────────── */
.ms-badge {
  display: inline-block;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .03em;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--grad-accent);
  color: #fff;
  vertical-align: middle;
  box-shadow: 0 3px 10px rgba(255,107,0,.35);
}

/* ── 토스트 메시지 ──────────────────────── */
.toast-message {
  position: fixed;
  top: 100px;
  right: 24px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--r-lg);
  font-size: .92rem;
  font-weight: 600;
  z-index: 9999;
  box-shadow: var(--shadow-md);
  animation: toastIn .4s ease, toastOut .4s ease 2.6s forwards;
  pointer-events: none;
}
@keyframes toastIn { from { opacity:0; transform:translateX(40px); } to { opacity:1; transform:translateX(0); } }
@keyframes toastOut { from { opacity:1; } to { opacity:0; transform:translateX(40px); } }
.toast-error {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

/* ── 모바일 반응형 ──────────────────────── */
@media (max-width: 768px) {
  #back-to-top { bottom: 20px; right: 20px; width: 44px; height: 44px; font-size: 1.2rem; }
  .fab { bottom: 76px; right: 20px; }
  .fab-main { width: 52px; height: 52px; }
  #award-lightbox { padding: 16px; }
  .lb-close { top: 12px; right: 12px; width: 40px; height: 40px; }
  .toast-message { right: 16px; left: 16px; text-align: center; }
}