:root {
  --purple-main: #8F7AE5;
  --purple-light: #B8A8F8;
  --purple-lilac: #DDD5FF;
  --purple-deep: #6B5CE7;
  --bg-main: #F8F7FD;
  --white: #FFFFFF;
  --text-primary: #2E2A4A;
  --text-secondary: #6E6990;
  --text-muted: #9B95B5;
  --pink-pastel: #F5A9D0;
  --success: #7ED6A7;
  --error: #F26B6B;
  --gradient-primary: linear-gradient(135deg, #8F7AE5, #B8A8F8);
  --gradient-purple: linear-gradient(135deg, #6B5CE7, #8F7AE5);
  --gradient-bg: linear-gradient(180deg, #EDE8FF 0%, #F8F7FD 100%);
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 8px rgba(107,92,231,0.06);
  --shadow-md: 0 4px 16px rgba(107,92,231,0.1);
  --shadow-lg: 0 8px 32px rgba(107,92,231,0.15);
  --transition-base: 0.25s cubic-bezier(0.4,0,0.2,1);
  --font-primary: 'Poppins', 'Noto Sans KR', sans-serif;
  --touch-min: 44px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}
body{font-family:var(--font-primary);background:var(--gradient-bg);color:var(--text-primary);min-height:100vh;overflow:hidden;touch-action:manipulation;user-select:none;-webkit-font-smoothing:antialiased}

/* ============ FLOATING DECOR ============ */
.floating-decor{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.petal{position:absolute;opacity:0;animation:floatPetal 20s ease-in-out infinite}
.petal-1{width:80px;top:8%;left:5%;animation-delay:0s}
.petal-2{width:60px;top:15%;right:8%;animation-delay:4s}
.petal-3{width:90px;bottom:20%;left:10%;animation-delay:8s}
.petal-4{width:50px;top:40%;right:15%;animation-delay:12s}
.petal-5{width:70px;bottom:35%;left:80%;animation-delay:16s}
.petal-6{width:45px;top:60%;left:20%;animation-delay:2s}
@keyframes floatPetal{0%,100%{transform:translateY(0) rotate(0deg);opacity:0}10%{opacity:.5}50%{transform:translateY(-60px) rotate(180deg);opacity:.3}90%{opacity:.5}}

/* ============ LANGUAGE ============ */
.lang-selector{position:fixed;top:16px;right:16px;z-index:200;display:flex;gap:4px;background:rgba(255,255,255,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:var(--radius-full);padding:5px;border:1px solid rgba(255,255,255,.5);box-shadow:var(--shadow-sm)}
.lang-btn{background:transparent;border:none;font-family:var(--font-primary);font-size:12px;font-weight:500;color:var(--text-secondary);padding:7px 12px;border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);min-height:34px;display:flex;align-items:center;justify-content:center}
.lang-btn.active{background:var(--gradient-purple);color:white;box-shadow:0 2px 10px rgba(107,92,231,.3)}
.lang-btn:active{transform:scale(.95)}

/* ============ SCREENS ============ */
.screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateX(60px) scale(.98);transition:all .4s cubic-bezier(.4,0,.2,1);z-index:10}
.screen.active{opacity:1;visibility:visible;transform:translateX(0) scale(1);z-index:20}
.screen.exit-left{transform:translateX(-60px) scale(.98);opacity:0}
.screen-content{width:100%;max-width:1200px;height:100%;display:flex;flex-direction:column;padding:24px 32px;position:relative;z-index:1}

/* ============ BUTTONS ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--font-primary);font-size:16px;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden;min-height:52px;min-width:var(--touch-min);padding:14px 28px;-webkit-tap-highlight-color:transparent}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--gradient-purple);color:white;box-shadow:var(--shadow-md)}
.btn-primary:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}
.btn-primary:disabled{opacity:.4;pointer-events:none}
.btn-secondary{background:rgba(255,255,255,.8);backdrop-filter:blur(8px);color:var(--text-primary);border:1.5px solid rgba(143,122,229,.15);box-shadow:var(--shadow-sm)}
.btn-secondary:hover{border-color:var(--purple-main)}
.btn-ghost{background:transparent;color:var(--text-secondary);padding:12px 20px}
.btn-ghost:hover{color:var(--purple-main);background:rgba(143,122,229,.06)}
.btn-text{background:transparent;color:var(--text-muted);font-size:14px;padding:10px 16px}
.btn-text:hover{color:var(--purple-main)}
.btn-xl{font-size:20px;font-weight:600;padding:18px 52px;border-radius:var(--radius-lg);min-height:72px}
.btn-icon{min-width:52px;min-height:52px;padding:0;border-radius:50%}

/* ============ SPLASH ============ */
.splash-content{align-items:center;justify-content:center;text-align:center}
.splash-character{position:absolute;z-index:1;opacity:0;pointer-events:none}
.splash-character svg{width:100%;height:auto}
.character-girl{width:clamp(110px,16vw,190px);right:5%;bottom:15%;animation:charIn 1s ease-out .6s forwards, girlFloat 4s ease-in-out 1.6s infinite}
.character-boy{width:clamp(110px,16vw,190px);left:5%;bottom:15%;animation:charIn 1s ease-out .8s forwards, boyFloat 4s ease-in-out 1.8s infinite}
@keyframes charIn{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes girlFloat{0%,100%{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-8px) rotate(1deg)}75%{transform:translateY(-4px) rotate(-1deg)}}
@keyframes boyFloat{0%,100%{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-6px) rotate(-1deg)}75%{transform:translateY(-10px) rotate(1deg)}}
.hand-heart{animation:heartBeat 1.5s ease-in-out infinite;transform-origin:center}
@keyframes heartBeat{0%,100%{transform:scale(1)}15%{transform:scale(1.15)}30%{transform:scale(1)}45%{transform:scale(1.1)}}
.hand-peace{animation:peaceWave 2s ease-in-out infinite;transform-origin:center bottom}
@keyframes peaceWave{0%,100%{transform:rotate(0deg)}25%{transform:rotate(8deg)}75%{transform:rotate(-5deg)}}
.sparkles-girl,.sparkles-boy{animation:sparklePulse 2s ease-in-out infinite}
@keyframes sparklePulse{0%,100%{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}

.splash-logo-container{margin-bottom:24px;animation:fadeInUp .8s ease-out forwards}
.splash-logo{width:min(400px,85vw);height:auto;filter:drop-shadow(0 4px 20px rgba(143,122,229,.2))}
.splash-tagline{animation:fadeInUp .8s ease-out .2s forwards;opacity:0}
.tagline-text{font-size:clamp(16px,2.5vw,22px);font-weight:400;color:var(--text-primary);letter-spacing:.02em}
.splash-decorative{position:absolute;bottom:0;left:0;right:0;pointer-events:none}
.splash-waves{width:100%;height:auto;opacity:.7}
.splash-actions{display:flex;flex-direction:column;gap:14px;margin-top:40px;animation:fadeInUp .8s ease-out .4s forwards;opacity:0}
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}

/* ============ CAMERA SCREEN ============ */
.camera-layout{width:100%;height:100%;display:flex;flex-direction:column;background:#0a0a14;position:relative;z-index:1}

/* Top bar */
.cam-topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(0,0,0,.4);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:10}
.cam-topbar .btn-ghost{color:white;min-width:44px;min-height:44px}
.cam-topbar-title{font-size:18px;font-weight:600;color:white;letter-spacing:.05em}
.cam-topbar-actions{display:flex;gap:8px}

/* Main */
.cam-main{flex:1;display:flex;overflow:hidden;position:relative}

/* Frames sidebar */
.cam-frames-sidebar{width:80px;background:rgba(0,0,0,.3);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;padding:12px 0;z-index:5;border-left:1px solid rgba(255,255,255,.08)}
.frames-scroll{display:flex;flex-direction:column;gap:10px;overflow-y:auto;flex:1;width:100%;padding:0 8px;scrollbar-width:none}
.frames-scroll::-webkit-scrollbar{display:none}
.frame-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-base);border:2px solid transparent;min-height:60px}
.frame-item:active{transform:scale(.92)}
.frame-item.selected{background:rgba(143,122,229,.2);border-color:var(--purple-main)}
.frame-item-emoji{font-size:24px;line-height:1}
.frame-item-name{font-size:8px;color:rgba(255,255,255,.6);text-align:center;line-height:1.2;word-break:break-word}
.frame-item.selected .frame-item-name{color:white}

/* Camera view */
.cam-view{flex:1;position:relative;background:#111;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cam-view video{width:100%;height:100%;object-fit:cover}
.cam-flash{position:absolute;inset:0;background:white;opacity:0;pointer-events:none;z-index:5}
.cam-flash.active{animation:flashAnim .3s ease forwards}
@keyframes flashAnim{0%{opacity:1}100%{opacity:0}}

/* Frame overlay on camera */
.cam-frame-overlay{position:absolute;inset:0;pointer-events:none;z-index:3;transition:all var(--transition-base)}

/* Placeholder */
.cam-placeholder{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:linear-gradient(135deg,#1a1a2e,#16213e);color:white;text-align:center;padding:32px;z-index:4}
.cam-placeholder.visible{display:flex}
.cam-placeholder p{font-size:15px;opacity:.7;max-width:260px}

/* Bottom */
.cam-bottom{background:rgba(0,0,0,.5);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:12px 16px 20px;display:flex;flex-direction:column;gap:14px;z-index:10}

/* Filters */
.cam-filters{display:flex;gap:10px;overflow-x:auto;padding:0 4px;scrollbar-width:none}
.cam-filters::-webkit-scrollbar{display:none}
.cam-filter{display:flex;flex-direction:column;align-items:center;gap:5px;padding:6px;border:none;background:transparent;cursor:pointer;min-width:60px;transition:all var(--transition-base)}
.cam-filter:active{transform:scale(.9)}
.cam-filter-dot{width:40px;height:40px;border-radius:50%;border:2px solid transparent;transition:all var(--transition-base);box-shadow:0 1px 4px rgba(0,0,0,.2)}
.cam-filter.active .cam-filter-dot{border-color:white;box-shadow:0 0 0 2px rgba(255,255,255,.3)}
.cam-filter span{font-size:9px;color:rgba(255,255,255,.5);font-family:var(--font-primary)}
.cam-filter.active span{color:white}

/* Capture row */
.cam-capture-row{display:flex;align-items:center;justify-content:center;gap:32px}
.cam-counter{font-size:14px;color:rgba(255,255,255,.6);font-weight:500;min-width:60px;text-align:center}
.cam-shutter{width:72px;height:72px;border-radius:50%;background:transparent;border:none;cursor:pointer;position:relative;padding:0;transition:transform .15s ease}
.cam-shutter:active{transform:scale(.9)}
.cam-shutter-ring{position:absolute;inset:0;border-radius:50%;border:3px solid white;transition:border-color var(--transition-base)}
.cam-shutter-btn{position:absolute;inset:6px;border-radius:50%;background:white;transition:all .15s ease}
.cam-shutter:active .cam-shutter-btn{transform:scale(.85);background:var(--purple-lilac)}
.cam-done{width:52px;height:52px;border-radius:50%;background:var(--gradient-purple);border:none;color:white;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 12px rgba(107,92,231,.4);transition:all var(--transition-base)}
.cam-done:active{transform:scale(.9)}

/* Thumbnails */
.cam-thumbs{display:flex;gap:8px;justify-content:center;min-height:44px;flex-wrap:wrap}
.cam-thumb{width:44px;height:44px;border-radius:8px;overflow:hidden;border:2px solid rgba(255,255,255,.2);flex-shrink:0}
.cam-thumb.latest{border-color:var(--purple-main)}
.cam-thumb img{width:100%;height:100%;object-fit:cover}

/* ============ PREVIEW (Instagram) ============ */
.preview-ig-content{display:flex;gap:20px;padding:16px;height:100%;overflow:hidden}
.ig-sidebar{width:300px;flex-shrink:0;display:flex;flex-direction:column;gap:16px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-radius:var(--radius-lg);padding:20px;border:1px solid rgba(143,122,229,.08);overflow-y:auto}
.ig-sidebar h3{font-size:18px;font-weight:600}
.ig-tool-section{display:flex;flex-direction:column;gap:8px}
.ig-tool-section label{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}
.ig-text-input{width:100%;padding:12px 14px;border:1.5px solid rgba(143,122,229,.15);border-radius:var(--radius-sm);font-family:var(--font-primary);font-size:14px;color:var(--text-primary);background:white;outline:none;transition:all var(--transition-base);min-height:44px}
.ig-text-input:focus{border-color:var(--purple-main);box-shadow:0 0 0 3px rgba(143,122,229,.1)}
.ig-actions-bottom{display:flex;flex-direction:column;gap:8px;margin-top:auto;padding-top:12px}
.ig-feed{flex:1;overflow-y:auto;padding:0 16px;scrollbar-width:thin;scrollbar-color:var(--purple-lilac) transparent}
.ig-post{background:white;border-radius:var(--radius-lg);margin-bottom:20px;box-shadow:var(--shadow-md);border:1px solid rgba(143,122,229,.06);overflow:hidden;max-width:500px;margin-left:auto;margin-right:auto}
.ig-header{display:flex;align-items:center;gap:10px;padding:12px 14px}
.ig-avatar{width:34px;height:34px;border-radius:50%;background:var(--gradient-purple);flex-shrink:0}
.ig-user{font-size:13px;font-weight:600;flex:1}
.ig-frame{font-size:11px;color:var(--text-muted);background:var(--bg-main);padding:3px 8px;border-radius:var(--radius-full)}
.ig-photo-container{position:relative;width:100%;aspect-ratio:1;background:var(--bg-main);overflow:hidden;box-sizing:border-box;padding:0;transition:padding var(--transition-base)}
.ig-photo-container.has-frame{padding:10px;overflow:visible}
.ig-photo{width:100%;height:100%;object-fit:cover;display:block;border-radius:4px}
.ig-photo-container.has-frame .ig-photo{border-radius:2px}
.ig-text-overlay{position:absolute;bottom:14px;left:14px;right:14px;text-align:center;font-size:16px;font-weight:600;text-shadow:0 2px 8px rgba(0,0,0,.4);pointer-events:none}
.ig-stickers{position:absolute;top:14px;right:14px;display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end;pointer-events:none}
.ig-stickers span{font-size:28px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}
.ig-actions{display:flex;align-items:center;gap:14px;padding:10px 14px}
.ig-actions svg{color:var(--text-secondary);cursor:pointer;transition:color .15s ease}
.ig-actions svg:hover{color:var(--error)}
.ig-caption{padding:0 14px 12px;font-size:12px;color:var(--text-muted)}

/* ============ QR / PRINTING / THANKYOU ============ */
.qr-content,.printing-content,.thankyou-content{align-items:center;justify-content:center;text-align:center;gap:28px}
.qr-container{display:flex;flex-direction:column;align-items:center;gap:16px}
.qr-code-box{background:white;border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-lg)}
.qr-placeholder{width:200px;height:200px}
.qr-instruction{font-size:15px;color:var(--text-secondary)}
.qr-timer{display:flex;flex-direction:column;align-items:center;gap:8px}
.timer-ring{position:relative;width:80px;height:80px}
.timer-ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.timer-text{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;color:var(--purple-main)}
.timer-label{font-size:13px;color:var(--text-muted)}
.screen-footer{display:flex;justify-content:center;gap:14px;padding:16px 0;margin-top:auto}

.printer-icon{display:flex;flex-direction:column;align-items:center;animation:printerBounce 2s ease-in-out infinite}
@keyframes printerBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.printing-dots{display:flex;gap:6px;margin-top:16px}
.printing-dots span{width:8px;height:8px;border-radius:50%;background:var(--purple-main);animation:dotPulse 1.4s ease-in-out infinite}
.printing-dots span:nth-child(2){animation-delay:.2s}
.printing-dots span:nth-child(3){animation-delay:.4s}
@keyframes dotPulse{0%,80%,100%{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1.2)}}
.printing-subtitle{color:var(--text-secondary)}
.printing-progress{display:flex;align-items:center;gap:14px;width:100%;max-width:360px}
.progress-bar-container{flex:1;height:8px;background:var(--purple-lilac);border-radius:var(--radius-full);overflow:hidden}
.progress-bar-container.large{height:10px}
.progress-bar{height:100%;background:var(--gradient-purple);border-radius:inherit;transition:width var(--transition-base);width:0}
.progress-percentage{font-size:18px;font-weight:600;color:var(--purple-main);min-width:50px;text-align:right}
.printing-eta{font-size:13px;color:var(--text-muted);margin-top:6px}

.thankyou-content{position:relative}
.confetti-container{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}
.confetti{position:absolute;border-radius:2px;animation:confettiFall linear forwards}
@keyframes confettiFall{0%{transform:translateY(-20px) rotate(0deg);opacity:1}100%{transform:translateY(100vh) rotate(720deg);opacity:0}}
.thankyou-message{z-index:1;display:flex;flex-direction:column;align-items:center;gap:10px}
.thankyou-logo{width:160px;height:auto;filter:drop-shadow(0 4px 16px rgba(143,122,229,.2))}
.thankyou-sub{font-size:16px;color:var(--text-secondary)}
.thankyou-ko{font-family:'Noto Sans KR',sans-serif;font-size:16px;color:var(--purple-light)}
.session-summary{display:flex;gap:16px;z-index:1}
.summary-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-secondary);background:rgba(255,255,255,.8);padding:12px 18px;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}

/* ============ MODAL ============ */
.modal-overlay{position:fixed;inset:0;background:rgba(46,42,74,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:all var(--transition-base)}
.modal-overlay.active{opacity:1;visibility:visible}
.modal{background:white;border-radius:var(--radius-lg);padding:28px;width:90%;max-width:400px;box-shadow:var(--shadow-lg);transform:translateY(20px) scale(.96);transition:all .5s cubic-bezier(.34,1.56,.64,1)}
.modal-overlay.active .modal{transform:translateY(0) scale(1)}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.modal-body{display:flex;flex-direction:column;gap:18px}
.setting-group label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}
.setting-options{display:flex;gap:8px}
.setting-option{flex:1;padding:12px;border:1.5px solid rgba(143,122,229,.15);border-radius:var(--radius-sm);background:white;font-family:var(--font-primary);font-size:14px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-base);min-height:44px}
.setting-option.active{border-color:var(--purple-main);background:var(--gradient-purple);color:white;box-shadow:0 2px 10px rgba(107,92,231,.25)}
.setting-option:active{transform:scale(.95)}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--purple-lilac);border-radius:var(--radius-full)}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  .preview-ig-content{flex-direction:column}
  .ig-sidebar{width:100%;flex-direction:row;flex-wrap:wrap;gap:12px;padding:14px}
  .ig-sidebar h3{width:100%}
  .ig-tool-section{flex:1;min-width:200px}
  .ig-actions-bottom{flex-direction:row;flex-wrap:wrap;width:100%}
  .ig-actions-bottom .btn{flex:1;min-width:120px}
  .cam-frames-sidebar{width:64px}
  .frame-item-name{display:none}
}
@media(max-width:600px){
  .cam-frames-sidebar{width:56px}
  .cam-filter span{display:none}
  .cam-filter{min-width:48px}
}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
:focus-visible{outline:3px solid var(--purple-main);outline-offset:2px}