/* RoomAlba Landing Shortcode
 * - Scoped to .roomalba-landing to avoid theme conflicts
 * - Performance: prefers-reduced-motion disables heavy animations
 */

.roomalba-landing{
  --neon-purple:#9333EA;
  --neon-pink:#FF1493;
  --neon-cyan:#00D4FF;
  --neon-green:#39FF14;
  --neon-yellow:#FFFF00;

  --dark:#0a0a14;
  --gray:#cccccc;
  --white:#ffffff;

  --gradient-neon: linear-gradient(135deg, #9333EA 0%, #FF1493 50%, #00D4FF 100%);
}

.roomalba-landing, .roomalba-landing *{ box-sizing:border-box; }
.roomalba-landing{
  position: relative;
  color: var(--white);
  background: var(--dark);
  font-family: system-ui, -apple-system, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}

/* Background effects */
.roomalba-cyber-bg{
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(147,51,234,0.03) 1px, transparent 1px),
    linear-gradient(rgba(147,51,234,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: roomalbaGridMove 20s linear infinite;
}
@keyframes roomalbaGridMove{
  0%{ transform: translate(0,0); }
  100%{ transform: translate(50px,50px); }
}

.roomalba-scanline{
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(rgba(255,20,147,0.03) 50%, transparent 50%);
  background-size: 100% 4px;
  animation: roomalbaScan 8s linear infinite;
}
@keyframes roomalbaScan{
  0%{ transform: translateY(0); }
  100%{ transform: translateY(100%); }
}

/* Layout helpers */
.roomalba-container{
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 2;
}
.roomalba-center{ text-align:center; }
.roomalba-fluid-img{
  max-width:100%;
  height:auto;
  display:block;
  margin: 0 auto 18px;
}

/* Header */
.roomalba-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,10,20,0.95);
  border-bottom: 2px solid var(--neon-purple);
  box-shadow: 0 0 20px rgba(147,51,234,0.5);
  padding: 14px 0;
}
/* Backdrop-filter is optional and can be heavy; keep on desktop only */
@media (min-width: 900px){
  .roomalba-header{
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }
}
.roomalba-header__nav{
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display:flex;
  justify-content:center;
  gap: 18px;
  flex-wrap:wrap;
}
.roomalba-header__nav a{
  color: var(--white);
  text-decoration:none;
  font-weight: 800;
  font-size: 15px;
  padding: 9px 16px;
  border: 2px solid transparent;
  border-radius: 6px;
  position: relative;
  transition: transform .15s ease, border-color .2s ease, color .2s ease, text-shadow .2s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.roomalba-header__nav a::before{
  content:"";
  position:absolute;
  inset:0;
  background: var(--gradient-neon);
  opacity: 0;
  transition: opacity .2s ease;
  z-index:-1;
  border-radius: 6px;
}
.roomalba-header__nav a:hover{
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
  transform: translateY(-1px);
}
.roomalba-header__nav a:hover::before{ opacity:.18; }

/* Hero */
.roomalba-hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  padding: 60px 20px;
  z-index: 2;
}
.roomalba-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(ellipse at center, rgba(147,51,234,0.2) 0%, transparent 70%),
    radial-gradient(ellipse at top left, rgba(255,20,147,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(0,212,255,0.1) 0%, transparent 50%);
  pointer-events:none;
}
.roomalba-hero__content{
  position: relative;
  z-index: 3;
  text-align:center;
  max-width: 1200px;
}
.roomalba-hero__badge{
  display:inline-block;
  margin-bottom: 24px;
  animation: roomalbaPulse 2s ease-in-out infinite;
}
.roomalba-hero__badge img{
  width: clamp(150px, 30vw, 250px);
  height:auto;
  filter: drop-shadow(0 0 20px rgba(255,20,147,0.8));
}
@keyframes roomalbaPulse{
  0%,100%{ transform: scale(1); }
  50%{ transform: scale(1.05); }
}
.roomalba-hero__title{
  font-family: ui-sans-serif, system-ui, "Orbitron", "Noto Sans KR", sans-serif;
  font-size: clamp(32px, 8vw, 80px);
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 20px;
  background: var(--gradient-neon);
  -webkit-background-clip:text;
  background-clip:text;
  color: transparent;
  animation: roomalbaGlitch 5s infinite;
  will-change: transform;
}
@keyframes roomalbaGlitch{
  0%,90%,100%{ transform: translate(0); }
  92%{ transform: translate(-2px, 2px); }
  94%{ transform: translate(2px, -2px); }
  96%{ transform: translate(-2px, -2px); }
}
.roomalba-hero__subtitle{
  font-size: clamp(18px, 3vw, 28px);
  font-weight: 300;
  color: var(--gray);
  letter-spacing: 2px;
}

/* Section */
.roomalba-section{ padding: 72px 0; position: relative; z-index:2; }

/* Cyber card */
.roomalba-cyber-card{
  background: rgba(15,15,30,0.72);
  border: 2px solid var(--neon-purple);
  border-radius: 20px;
  padding: 36px;
  position: relative;
  overflow:hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  box-shadow: 0 0 30px rgba(147,51,234,0.28), inset 0 0 30px rgba(147,51,234,0.05);
}
@media (min-width: 900px){
  .roomalba-cyber-card{
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }
}
.roomalba-cyber-card:hover{
  transform: translateY(-6px);
  border-color: var(--neon-cyan);
  box-shadow: 0 20px 60px rgba(0,212,255,0.35), inset 0 0 50px rgba(0,212,255,0.08);
}

/* Member section */
.roomalba-member-section{
  background: linear-gradient(135deg, rgba(147,51,234,0.05) 0%, rgba(255,20,147,0.05) 100%);
  padding: 80px 0;
  position: relative;
  z-index:2;
}
.roomalba-member-logo{ text-align:center; margin-bottom: 46px; }
.roomalba-member-logo img{
  width: clamp(200px, 40vw, 400px);
  height:auto;
  filter: drop-shadow(0 0 28px rgba(147,51,234,0.75));
  animation: roomalbaLogoFloat 3s ease-in-out infinite;
}
@keyframes roomalbaLogoFloat{
  0%,100%{ transform: translateY(0) rotate(0); }
  50%{ transform: translateY(-16px) rotate(1.5deg); }
}

.roomalba-category-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 26px;
  margin: 40px 0 0;
}
.roomalba-category-card{
  background: rgba(15,15,30,0.82);
  border: 2px solid var(--neon-pink);
  border-radius: 15px;
  padding: 28px;
  text-align:center;
  position: relative;
  overflow:hidden;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.roomalba-category-card::after{
  content:"";
  position:absolute;
  top:-50%;
  left:-50%;
  width:200%;
  height:200%;
  background: conic-gradient(transparent, rgba(255,20,147,0.28), transparent 30%);
  animation: roomalbaRotate 4s linear infinite;
  pointer-events:none;
}
@keyframes roomalbaRotate{ to{ transform: rotate(1turn); } }
.roomalba-category-card__content{ position:relative; z-index:2; }
.roomalba-category-card__title{
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 900;
  color: var(--neon-pink);
  margin-bottom: 10px;
  text-shadow: 0 0 10px rgba(255,20,147,0.75);
}
.roomalba-category-card__text{
  font-size: clamp(16px, 2vw, 20px);
  color: var(--white);
  font-weight: 800;
}
.roomalba-category-card:hover{
  transform: translateY(-6px) scale(1.02);
  border-color: var(--neon-cyan);
  box-shadow: 0 20px 50px rgba(0,212,255,0.35);
}

/* Contact block */
.roomalba-contact-top{ margin-bottom: 28px; }
.roomalba-contact-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
  margin: 32px 0 0;
}
.roomalba-contact-btn{
  position: relative;
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 14px;
  padding: 26px 30px;
  border: 3px solid;
  border-radius: 20px;
  font-size: clamp(18px, 3vw, 28px);
  font-weight: 900;
  text-decoration:none;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor:pointer;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  overflow:hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.roomalba-contact-btn::before{
  content:"";
  position:absolute;
  top:-50%;
  left:-50%;
  width:200%;
  height:200%;
  background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.25) 50%, transparent 70%);
  transform: rotate(45deg);
  opacity: .0;
}
.roomalba-contact-btn:hover::before{
  opacity: 1;
  animation: roomalbaShine 1.5s infinite;
}
@keyframes roomalbaShine{
  0%{ transform: translateX(-100%) rotate(45deg); }
  100%{ transform: translateX(100%) rotate(45deg); }
}
.roomalba-contact-btn::after{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:0;
  height:0;
  border-radius:50%;
  background: rgba(255,255,255,0.18);
  transform: translate(-50%,-50%);
  transition: width .5s ease, height .5s ease;
}
.roomalba-contact-btn:hover::after{
  width: 380px;
  height: 380px;
}
.roomalba-contact-btn--phone{
  background: linear-gradient(135deg, #9333EA 0%, #7C3AED 100%);
  border-color: #9333EA;
  color:#fff;
}
.roomalba-contact-btn--phone:hover{
  transform: translateY(-6px) scale(1.02);
  border-color: #A855F7;
  box-shadow: 0 20px 60px rgba(147,51,234,0.45), 0 0 50px rgba(147,51,234,0.55), inset 0 0 30px rgba(147,51,234,0.22);
}
.roomalba-contact-btn--kakao{
  background: linear-gradient(135deg, #00D4FF 0%, #0EA5E9 100%);
  border-color: #00D4FF;
  color:#fff;
}
.roomalba-contact-btn--kakao:hover{
  transform: translateY(-6px) scale(1.02);
  border-color: #38BDF8;
  box-shadow: 0 20px 60px rgba(0,212,255,0.45), 0 0 50px rgba(0,212,255,0.55), inset 0 0 30px rgba(0,212,255,0.22);
}
.roomalba-contact-btn__icon{
  font-size: clamp(40px, 6vw, 60px);
  filter: drop-shadow(0 0 10px rgba(255,255,255,0.45));
  animation: roomalbaIconPulse 2s ease-in-out infinite;
}
@keyframes roomalbaIconPulse{
  0%,100%{ transform: scale(1); }
  50%{ transform: scale(1.08); }
}
.roomalba-contact-btn__text{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
}
.roomalba-contact-btn__label{
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 600;
  opacity: .92;
  letter-spacing: 1px;
}
.roomalba-contact-btn__number{
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 900;
  text-shadow: 0 0 20px rgba(255,255,255,0.45);
}

.roomalba-contact-note{
  text-align:center;
  margin-top: 26px;
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--gray);
}

.roomalba-cta-wrap{ margin-top: 34px; }
.roomalba-cta-btn{
  display:inline-block;
  padding: 16px 42px;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 900;
  text-transform: uppercase;
  text-decoration:none;
  color: var(--white);
  background: var(--gradient-neon);
  border: 2px solid var(--neon-purple);
  border-radius: 999px;
  position:relative;
  overflow:hidden;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  box-shadow: 0 10px 30px rgba(147,51,234,0.35);
  letter-spacing: 2px;
}
.roomalba-cta-btn::before{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:0;
  height:0;
  border-radius:50%;
  background: rgba(255,255,255,0.25);
  transform: translate(-50%,-50%);
  transition: width .5s ease, height .5s ease;
}
.roomalba-cta-btn:hover{
  transform: translateY(-4px) scale(1.03);
  border-color: var(--neon-cyan);
  box-shadow: 0 20px 60px rgba(0,212,255,0.4), 0 0 40px rgba(0,212,255,0.28);
}
.roomalba-cta-btn:hover::before{ width: 300px; height: 300px; }
.roomalba-cta-btn span{ position:relative; z-index:2; }

/* Carousel (lightweight, no heavy slider library) */
.roomalba-carousel-section{ padding: 56px 20px; position: relative; z-index:2; }
.roomalba-carousel-wrapper{
  position:relative;
  max-width: 1200px;
  margin: 0 auto;
  overflow:hidden;
  border-radius: 20px;
  border: 2px solid var(--neon-purple);
  box-shadow: 0 0 40px rgba(147,51,234,0.45);
  background: rgba(10,10,20,0.35);
}
.roomalba-carousel-track{
  --roomalba-carousel-speed: 20s;
  display:flex;
  gap: 14px;
  padding: 16px;
  will-change: transform;
  animation: roomalbaScroll var(--roomalba-carousel-speed) linear infinite;
}
.roomalba-carousel-track img{
  width: 350px;
  height: 250px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid var(--neon-pink);
  filter: brightness(0.85);
  transition: transform .2s ease, filter .2s ease, box-shadow .2s ease;
  flex: 0 0 auto;
}
.roomalba-carousel-track img:hover{
  filter: brightness(1);
  transform: scale(1.03);
  box-shadow: 0 10px 40px rgba(255,20,147,0.45);
}
@keyframes roomalbaScroll{
  0%{ transform: translateX(0); }
  100%{ transform: translateX(-50%); }
}
.roomalba-carousel-wrapper.is-paused .roomalba-carousel-track{ animation-play-state: paused; }

/* QA */
.roomalba-qa-section{
  background: rgba(15,15,30,0.6);
  padding: 80px 0;
  position: relative;
  z-index:2;
}
.roomalba-section-title{
  font-family: ui-sans-serif, system-ui, "Orbitron", "Noto Sans KR", sans-serif;
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 900;
  text-align:center;
  margin: 0 0 60px;
  background: var(--gradient-neon);
  -webkit-background-clip:text;
  background-clip:text;
  color: transparent;
  position: relative;
}
.roomalba-section-title::after{
  content:"";
  position:absolute;
  bottom: -18px;
  left:50%;
  transform: translateX(-50%);
  width: 100px;
  height: 3px;
  background: var(--gradient-neon);
  box-shadow: 0 0 10px rgba(147,51,234,0.7);
}
.roomalba-qa-intro{ margin-bottom: 56px; }
.roomalba-qa-intro p{
  font-size: clamp(16px, 2.5vw, 20px);
  line-height: 2;
  margin: 0 0 14px;
  color: rgba(255,255,255,0.92);
}
.roomalba-qa-intro strong{ color: var(--neon-cyan); }

.roomalba-qa-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.roomalba-qa-card{
  background: rgba(15,15,30,0.82);
  border: 2px solid var(--neon-purple);
  border-radius: 15px;
  padding: 26px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.roomalba-qa-card__title{
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 900;
  color: var(--neon-cyan);
  margin: 0 0 12px;
  text-shadow: 0 0 10px rgba(0,212,255,0.55);
}
.roomalba-qa-card__text{
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.8;
  color: var(--gray);
  margin: 0;
}
.roomalba-qa-card:hover{
  border-color: var(--neon-pink);
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(255,20,147,0.28);
}

/* Footer */
.roomalba-footer{
  background: linear-gradient(180deg, var(--dark) 0%, #000 100%);
  border-top: 2px solid var(--neon-purple);
  padding: 40px 20px;
  text-align:center;
  box-shadow: 0 -5px 20px rgba(147,51,234,0.25);
  position: relative;
  z-index:2;
}
.roomalba-footer p{ color: var(--gray); font-size: clamp(14px, 2vw, 16px); margin: 10px 0; }
.roomalba-footer a{
  color: var(--neon-cyan);
  text-decoration:none;
  font-weight: 800;
  transition: color .15s ease, text-shadow .15s ease;
}
.roomalba-footer a:hover{
  color: var(--neon-pink);
  text-shadow: 0 0 10px rgba(255,20,147,0.65);
}
.roomalba-footer__copy{ margin-top: 26px; font-size: 14px; color: #666; }

/* Responsive */
@media (max-width: 768px){
  .roomalba-header__nav{ gap: 12px; }
  .roomalba-header__nav a{ font-size: 13px; padding: 8px 13px; }
  .roomalba-section{ padding: 58px 0; }
  .roomalba-cyber-card{ padding: 24px; }
  .roomalba-contact-grid{ grid-template-columns: 1fr; gap: 18px; }
  .roomalba-contact-btn{ padding: 22px 24px; }
  .roomalba-contact-btn__icon{ font-size: 40px; }
  .roomalba-contact-btn__number{ font-size: 20px; }
  .roomalba-carousel-track img{ width: 250px; height: 180px; }
  .roomalba-qa-grid{ grid-template-columns: 1fr; }
}

/* Accessibility / reduced motion */
@media (prefers-reduced-motion: reduce){
  .roomalba-cyber-bg, .roomalba-scanline{ display:none !important; }
  .roomalba-hero__title, .roomalba-hero__badge, .roomalba-member-logo img, .roomalba-contact-btn__icon,
  .roomalba-category-card::after, .roomalba-carousel-track{
    animation: none !important;
  }
}