@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=Playfair+Display:wght@700&display=swap";@import "https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;0,9..40,900&display=swap";@import "https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&family=Poppins:wght@500;600;700&display=swap";@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&display=swap";@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&display=swap";@import "https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;0,9..40,900&display=swap";:root{--orange:#f97316;--orange-dark:#ea580c;--orange-light:#fff7ed;--black:#0f0f0f;--gray-100:#f9f9f9;--gray-200:#f0f0f0;--gray-400:#9ca3af;--gray-600:#4b5563;--white:#fff;--danger:#ef4444;--font-main:"DM Sans", sans-serif}.auth-page{background:var(--gray-100);min-height:100vh;font-family:var(--font-main);justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.auth-page:before{content:"";pointer-events:none;background:radial-gradient(circle,#f973161f 0%,#0000 70%);border-radius:50%;width:400px;height:400px;position:absolute;top:-120px;right:-120px}.auth-page:after{content:"";pointer-events:none;background:radial-gradient(circle,#f9731614 0%,#0000 70%);border-radius:50%;width:350px;height:350px;position:absolute;bottom:-100px;left:-100px}.auth-card{background:var(--white);z-index:1;border-radius:20px;width:400px;padding:44px 40px 36px;animation:.5s cubic-bezier(.34,1.56,.64,1) forwards cardEntry;position:relative;box-shadow:0 1px 3px #0000000a,0 8px 32px #00000014,0 2px 8px #f973160f}@keyframes cardEntry{0%{opacity:0;transform:translateY(30px)scale(.96)}to{opacity:1;transform:translateY(0)scale(1)}}.auth-logo{text-align:center;margin-bottom:28px}.auth-logo-icon{background:linear-gradient(135deg, var(--orange), var(--orange-dark));border-radius:16px;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:12px;animation:.5s cubic-bezier(.34,1.56,.64,1) .15s both logoPop;display:inline-flex;box-shadow:0 4px 16px #f9731659}@keyframes logoPop{0%{opacity:0;transform:scale(.5)rotate(-10deg)}to{opacity:1;transform:scale(1)rotate(0)}}.auth-logo-icon svg{fill:#fff;width:28px;height:28px}.auth-logo h1{font-family:var(--font-main);color:var(--black);letter-spacing:-.5px;font-size:26px;font-weight:700;animation:.4s .2s both fadeInUp}.auth-logo span{color:var(--gray-400);margin-top:3px;font-size:13px;font-weight:400;animation:.4s .25s both fadeInUp;display:block}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.auth-title{color:var(--black);margin-bottom:22px;font-size:18px;font-weight:600;animation:.4s .3s both fadeInUp}.auth-form{flex-direction:column;gap:14px;display:flex}.input-group{opacity:0;flex-direction:column;gap:6px;animation:.4s forwards fadeInUp;display:flex}.input-group:first-child{animation-delay:.35s}.input-group:nth-child(2){animation-delay:.42s}.input-group:nth-child(3){animation-delay:.49s}.input-group label{color:var(--gray-600);letter-spacing:.2px;font-size:12.5px;font-weight:600}.input-group .input-wrapper{position:relative}.input-group input{border:1.5px solid var(--gray-200);background:var(--gray-100);width:100%;font-size:14.5px;font-family:var(--font-main);color:var(--black);border-radius:10px;outline:none;padding:12px 16px;transition:all .2s}.input-group input:hover{background:var(--white);border-color:#d1d5db}.input-group input:focus{border-color:var(--orange);background:var(--white);box-shadow:0 0 0 3px #f973161a}.input-group input.input-error{border-color:var(--danger);background:#fff5f5}.input-group input.input-error:focus{box-shadow:0 0 0 3px #ef44441a}.field-error{color:var(--danger);align-items:center;gap:4px;margin-top:2px;font-size:12px;font-weight:500;display:flex}.field-error:before{content:"!";background:var(--danger);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:14px;height:14px;font-size:10px;font-weight:700;display:inline-flex}.auth-error{color:var(--danger);background:#fff5f5;border:1px solid #fecaca;border-radius:8px;align-items:center;gap:8px;padding:10px 14px;font-size:13.5px;font-weight:500;animation:.4s shake;display:flex}.auth-error:before{content:"⚠";font-size:15px}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.auth-btn{background:linear-gradient(135deg, var(--orange), var(--orange-dark));color:#fff;width:100%;font-size:15px;font-weight:600;font-family:var(--font-main);letter-spacing:.2px;cursor:pointer;opacity:0;border:none;border-radius:10px;margin-top:4px;padding:13px;transition:all .2s;animation:.4s .55s forwards fadeInUp;position:relative;overflow:hidden;box-shadow:0 2px 12px #f973164d}.auth-btn:after{content:"";opacity:0;background:linear-gradient(135deg,#ffffff26,#0000);transition:opacity .2s;position:absolute;inset:0}.auth-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #f9731666}.auth-btn:hover:after{opacity:1}.auth-btn:active{transform:translateY(1px);box-shadow:0 2px 8px #f9731640}.auth-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.auth-btn.loading{pointer-events:none}.btn-spinner{vertical-align:middle;border:2.5px solid #ffffff59;border-top-color:#fff;border-radius:50%;width:18px;height:18px;margin-right:8px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.auth-divider{opacity:0;align-items:center;gap:12px;margin:20px 0 16px;animation:.4s .6s forwards fadeInUp;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--gray-200);flex:1;height:1px}.auth-divider span{color:var(--gray-400);font-size:12px;font-weight:500}.auth-switch{text-align:center;color:var(--gray-600);opacity:0;font-size:14px;animation:.4s .65s forwards fadeInUp}.auth-switch span{color:var(--orange);cursor:pointer;font-weight:600;transition:color .2s}.auth-switch span:hover{color:var(--orange-dark);text-decoration:underline}.password-strength{background:var(--gray-200);border-radius:2px;height:3px;margin-top:6px;overflow:hidden}.password-strength-bar{border-radius:2px;height:100%;transition:all .3s}.strength-weak{background:var(--danger);width:33%}.strength-medium{background:#f59e0b;width:66%}.strength-strong{background:#22c55e;width:100%}@media (width<=480px){.auth-card{width:92%;padding:36px 24px 28px}}@keyframes cardSlideUp{0%{opacity:0;transform:translateY(28px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes heartBurst{0%{opacity:0;transform:translate(-50%,-50%)scale(0)rotate(-15deg)}20%{opacity:1;transform:translate(-50%,-50%)scale(1.6)rotate(5deg)}55%{opacity:1;transform:translate(-50%,-50%)scale(1.25)rotate(-3deg)}85%{opacity:.7;transform:translate(-50%,-50%)scale(1.1)rotate(0)}to{opacity:0;transform:translate(-50%,-50%)scale(.7)rotate(0)}}@keyframes likePop{0%{transform:scale(1)}30%{transform:scale(1.55)rotate(-8deg)}55%{transform:scale(.88)rotate(4deg)}75%{transform:scale(1.15)rotate(-2deg)}to{transform:scale(1)rotate(0)}}@keyframes countBounce{0%{transform:translateY(0)}40%{transform:translateY(-5px)}70%{transform:translateY(2px)}to{transform:translateY(0)}}@keyframes overlayIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{transform:translate(110%)}to{transform:translate(0)}}@keyframes slideInBottom{0%{transform:translateY(110%)}to{transform:translateY(0)}}@keyframes commentIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.post-wrapper{opacity:0;font-family:var(--font-main,"Inter", sans-serif);background:#fff;border-radius:20px;margin:0 12px 20px;transition:box-shadow .3s,transform .3s;animation:.48s cubic-bezier(.22,1,.36,1) forwards cardSlideUp;overflow:hidden;box-shadow:0 2px 8px #5064dc12,0 8px 24px #5064dc14,0 20px 48px #5064dc0d}.post-header{cursor:pointer;background:#fff;align-items:center;gap:10px;padding:14px 16px 10px;transition:background .15s;display:flex}.avatar img{object-fit:cover;object-position:center top;z-index:1;border-radius:50%;width:calc(100% - 4px);height:calc(100% - 4px);position:absolute;inset:2px}.avatar-placeholder{color:#fff;z-index:1;background:linear-gradient(135deg,#6478ff,#a78bfa);border-radius:50%;justify-content:center;align-items:center;width:100%;height:100%;font-size:17px;font-weight:700;display:flex;position:relative}.post-header-info{flex-direction:column;flex:1;gap:1px;display:flex}.post-username{color:#1a1a2e;letter-spacing:-.1px;font-size:14px;font-weight:700;transition:color .15s}.post-handle{color:#9ca3af;font-size:12px;font-weight:400}.post-image-wrap{cursor:pointer;background:#000;border-radius:16px;justify-content:center;align-items:center;height:500px;margin:0 14px;display:flex;position:relative;overflow:hidden}.post-image{object-fit:cover;object-position:center top;border-radius:16px;width:100%;height:100%;max-height:500px;transition:transform .5s cubic-bezier(.22,1,.36,1);display:block}.post-image-wrap:hover .post-image{transform:scale(1.018)}.tap-indicator{pointer-events:none;opacity:0;z-index:5;background:#00000080;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;transition:transform .15s cubic-bezier(.34,1.56,.64,1),opacity .2s;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0)}.tap-indicator.show{opacity:1;transform:translate(-50%,-50%)scale(1)}.tap-indicator svg{fill:#fff;width:24px;height:24px}.sound-btn{cursor:pointer;color:#fff;z-index:6;-webkit-tap-highlight-color:transparent;background:#00000080;border:none;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;transition:background .15s,transform .12s;display:flex;position:absolute;bottom:12px;right:12px}.sound-btn:hover{background:#000000bf}.sound-btn:active{transform:scale(.88)}.post-actions{align-items:center;gap:8px;padding:12px 16px 10px;display:flex}.post-actions-left{align-items:center;gap:8px;display:flex}.post-actions-right{align-items:center;gap:2px;margin-left:auto;display:flex}.action-btn{cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:#f0f1ff;border:none;border-radius:50px;align-items:center;gap:6px;padding:8px 14px;transition:background .18s,transform .15s cubic-bezier(.34,1.56,.64,1);display:flex}.action-btn.liked{background:#fff0f0}.action-icon{color:#7c85c9;justify-content:center;align-items:center;transition:color .15s,transform .15s;display:flex}.action-btn.liked .action-icon{color:#ef4444}.action-icon svg{stroke-width:2px;width:19px;height:19px}.like-animate .action-icon{animation:.48s cubic-bezier(.34,1.56,.64,1) likePop}.action-count{color:#7c85c9;letter-spacing:-.2px;font-size:13px;font-weight:700;transition:color .15s;display:inline-block}.action-btn.liked .action-count{color:#ef4444}.icon-btn{cursor:pointer;color:#b0b8d8;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;transition:background .15s,color .15s,transform .12s cubic-bezier(.34,1.56,.64,1);display:flex}.icon-btn:hover{color:#6478ff;background:#f0f1ff}.icon-btn:active{transform:scale(.88)}.icon-btn svg{stroke-width:2px;width:19px;height:19px}.post-caption-area{background:#fff;padding:0 16px 16px}.post-caption-username{color:#1a1a2e;margin-right:6px;font-size:13.5px;font-weight:700}.comment-modal{background:#fff;border-left:1px solid #6378ff1a;flex-direction:column;width:420px;height:100vh;animation:.32s cubic-bezier(.22,1,.36,1) slideInRight;display:flex;box-shadow:-8px 0 40px #6378ff1f}.comment-modal-header h3{color:#1a1a2e;letter-spacing:-.3px;font-size:16px;font-weight:800}.comment-username{color:#1a1a2e;font-size:13px;font-weight:700}.comment-input-area{background:#fff;border-top:1px solid #f3f4f6;flex-shrink:0;gap:8px;padding:14px 16px;display:flex}.comment-input:focus{background:#fff;border-color:#6478ff;box-shadow:0 0 0 3px #6478ff1f}.comment-submit{color:#fff;cursor:pointer;font-size:13.5px;font-weight:700;font-family:var(--font-main);-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:linear-gradient(135deg,#6478ff,#818cf8);border:none;border-radius:24px;padding:11px 20px;transition:transform .15s cubic-bezier(.34,1.56,.64,1),box-shadow .15s;box-shadow:0 2px 8px #6478ff4d}.comment-submit:hover{transform:translateY(-1px)scale(1.03);box-shadow:0 4px 14px #6478ff66}.comment-submit:active{transform:scale(.91)translateY(1px)!important;box-shadow:0 1px 4px #6478ff33!important}.post-skeleton{background:#fff;border-radius:20px;margin:0 12px 20px;overflow:hidden;box-shadow:0 4px 20px #5064dc12}.skeleton-line.short{width:70px;height:10px}.skeleton-image{border-radius:16px;height:280px;margin:0 14px}@media (width<=768px){.post-wrapper{border-radius:16px;margin:0 8px 16px}.post-wrapper:hover{transform:none}.post-skeleton{border-radius:16px;margin:0 8px 16px}.comment-modal{border-top:1px solid #6378ff1a;border-left:none;border-radius:22px 22px 0 0;width:100%;height:78vh;animation:.34s cubic-bezier(.22,1,.36,1) slideInBottom;position:fixed;bottom:0;box-shadow:0 -8px 40px #6378ff1f}.comment-overlay{justify-content:center;align-items:flex-end}}.post-image-wrap video.post-image{aspect-ratio:9/16;object-position:center center;max-height:none}.video-blur-bg{object-fit:cover;filter:blur(18px)brightness(.6)saturate(1.2);pointer-events:none;z-index:0;width:100%;height:100%;position:absolute;inset:0;transform:scale(1.1)}.video-main{z-index:1;object-fit:contain;cursor:pointer;border-radius:8px;width:auto;max-width:100%;height:auto;max-height:500px;display:block;position:relative}@keyframes navSlideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes navSlideUp{0%{opacity:0;transform:translate(-50%)translateY(30px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.mobile-topbar{display:none}@media (width<=768px){.mobile-topbar{z-index:200;-webkit-backdrop-filter:blur(22px)saturate(180%);background:linear-gradient(105deg,#f97316eb 0%,#ec4899c7 38%,#8b5cf673 65%,#ffffff2e 100%);border-bottom:1px solid #ffffff40;justify-content:space-between;align-items:center;height:58px;padding:0 16px;transition:transform .32s cubic-bezier(.4,0,.2,1),opacity .32s;display:flex;position:fixed;top:0;left:0;right:0;overflow:hidden;box-shadow:inset 0 1px #ffffff26,0 4px 24px #f973162e,0 8px 32px #00000014}.topbar-glow-orb{pointer-events:none;background:radial-gradient(circle,#ffffff47 0%,#0000 70%);border-radius:50%;width:90px;height:90px;position:absolute;top:50%;left:-18px;transform:translateY(-50%)}.mobile-topbar.topbar-hidden{opacity:0;pointer-events:none;transform:translateY(-100%)}.topbar-logo-text{letter-spacing:5px;color:#fff;text-shadow:0 1px 8px #0000002e,0 0 20px #ffffff4d;cursor:pointer;-webkit-user-select:none;user-select:none;font-size:21px;font-weight:900;font-family:var(--font-main);transition:opacity .15s,letter-spacing .2s;position:absolute;left:50%;transform:translate(-50%)}.topbar-logo-text:active{opacity:.75;letter-spacing:6px}.topbar-avatar-btn{cursor:pointer;z-index:1;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;padding:0;transition:transform .15s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.topbar-avatar-btn:active{transform:scale(.92)}.topbar-avatar-btn.active .nav-avatar,.topbar-avatar-btn.active .nav-avatar-placeholder{box-shadow:0 0 0 2.5px #fff,0 0 0 4px #fff6}.topbar-avatar-btn .nav-avatar{object-fit:cover;object-position:center top;border:2px solid #ffffffb3;border-radius:50%;width:34px;height:34px;display:block}.topbar-avatar-btn .nav-avatar-placeholder{color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff40;border:2px solid #ffffff80;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:15px;font-weight:700;display:flex}.topbar-add-btn{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;color:#fff;z-index:1;-webkit-tap-highlight-color:transparent;background:#ffffff2e;border:1px solid #ffffff59;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;padding:0;font-size:22px;transition:transform .22s cubic-bezier(.34,1.56,.64,1),background .2s,box-shadow .2s;display:flex;position:relative;box-shadow:0 2px 8px #0000001f}.topbar-add-btn:hover{background:#ffffff47;transform:rotate(90deg)scale(1.12);box-shadow:0 4px 16px #00000029}.topbar-add-btn:active{transform:rotate(90deg)scale(.9)}.topbar-add-btn.active{background:#ffffff4d}}.navbar{-webkit-backdrop-filter:blur(28px)saturate(180%);z-index:100;background:linear-gradient(160deg,#ffffffe6 0%,#ffffffb3 40%,#ffffffd1 100%);border-right:1px solid #fffc;flex-direction:column;align-items:center;gap:6px;width:72px;height:100vh;padding:20px 0;animation:.4s cubic-bezier(.22,1,.36,1) both navSlideIn;display:flex;position:fixed;top:0;left:0;box-shadow:inset 1px 0 #fff9,4px 0 24px #0000000f,12px 0 40px #0000000a}.navbar-logo{cursor:pointer;background:linear-gradient(135deg,#f97316,#ec4899,#8b5cf6);border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;margin-bottom:16px;transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s;display:flex;box-shadow:0 2px 8px #f973164d,inset 0 0 0 1px #ffffff4d}.navbar-logo:hover{transform:scale(1.08)rotate(-3deg);box-shadow:0 6px 20px #f9731666}.navbar-logo svg{fill:#fff;width:20px;height:20px}.nav-links{flex-direction:column;flex:1;align-items:center;gap:4px;width:100%;padding:0 8px;display:flex}.nav-links button{cursor:pointer;color:#9ca3af;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:16px;justify-content:center;align-items:center;width:48px;height:48px;font-size:22px;transition:background .18s,color .18s,transform .15s cubic-bezier(.34,1.56,.64,1),box-shadow .15s;display:flex;position:relative}.nav-links button:hover{color:#f97316;background:#f9731617;transform:scale(1.08)}.nav-links button:active{transform:scale(.9)!important}.nav-links button.active{color:#f97316;background:linear-gradient(135deg,#f9731624,#fb923c14);box-shadow:0 2px 8px #f973161f}.nav-links button.active:after{content:"";background:#f97316;border-radius:50%;width:4px;height:4px;position:absolute;top:50%;right:5px;transform:translateY(-50%);box-shadow:0 0 6px #f9731699}.nav-logout{margin-top:auto;margin-bottom:8px}.nav-logout:hover{color:#ef4444!important;background:#ef444414!important}.nav-avatar{object-fit:cover;object-position:center top;border:2px solid #f9731666;border-radius:50%;width:28px;height:28px;display:block}.nav-avatar-placeholder{color:#fff;background:linear-gradient(135deg,#833ab4,#fd1d1d,#fcb045);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:700;display:flex}@media (width<=768px){.navbar{-webkit-backdrop-filter:blur(40px)saturate(220%);background:#ffffff59;border:1px solid #ffffffe6;border-radius:32px;flex-direction:row;justify-content:space-around;width:136px;height:58px;padding:0 12px;animation:.4s cubic-bezier(.34,1.56,.64,1) both navSlideUp;display:flex;position:fixed;top:auto;bottom:14px;left:50%;transform:translate(-50%);box-shadow:inset 0 0 0 .5px #ffffffb3,0 4px 16px #00000012,0 12px 32px #00000014}.navbar-logo{display:none}.nav-links{flex-direction:row;flex:none;justify-content:space-around;gap:0;width:100%;padding:0}.nav-links button{width:46px;height:46px;font-size:22px}.nav-links button:nth-child(3),.nav-links button:nth-child(4),.nav-logout{display:none!important}.nav-links button.active:after{top:auto;bottom:-3px;right:50%;transform:translate(50%)}}.mobile-topbar+.mobile-topbar{display:none!important}*{box-sizing:border-box;margin:0;padding:0}:root{--orange:#f97316;--orange-dark:#ea580c;--orange-light:#fff7ed;--orange-glow:#f973161a;--black:#0f0f0f;--white:#fff;--gray-100:#f4f4f6;--gray-200:#ececef;--gray-300:#e5e7eb;--gray-400:#9ca3af;--gray-600:#4b5563;--font-main:"DM Sans", sans-serif;--surface:#ffffffe0;--border:#00000012;--border-2:#ffffffe6;--hover-bg:#f973160d;--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--input-bg:#f9fafb;--shadow-card:0 2px 8px #0000000a, 0 8px 24px #0000000f}@keyframes pageIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes headerIn{0%{opacity:0;transform:translateY(-100%)}to{opacity:1;transform:translateY(0)}}body{background:var(--gray-100);font-family:var(--font-main);-webkit-font-smoothing:antialiased}.home-container{max-width:620px;min-height:100vh;margin-left:72px;margin-right:auto;padding:84px 20px 100px;animation:.45s cubic-bezier(.22,1,.36,1) both pageIn}@media (width>=1100px){.home-container{margin-left:calc(50vw - 244px)}}.home-top{-webkit-backdrop-filter:blur(20px);z-index:50;background:#ffffffd1;border-bottom:1px solid #0000000f;justify-content:center;align-items:center;height:62px;animation:.4s cubic-bezier(.22,1,.36,1) both headerIn;display:flex;position:fixed;top:0;left:72px;right:0}.home-top h2{letter-spacing:-.5px;background:linear-gradient(135deg,#f97316 0%,#ec4899 60%,#8b5cf6 100%);-webkit-text-fill-color:transparent;-webkit-user-select:none;user-select:none;-webkit-background-clip:text;background-clip:text;font-size:22px;font-weight:900;position:absolute;left:50%;transform:translate(-50%)}.profile{cursor:pointer;color:#fff;-webkit-tap-highlight-color:transparent;background:linear-gradient(135deg,#f97316,#fb923c);border:none;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;font-size:18px;transition:transform .15s cubic-bezier(.34,1.56,.64,1),box-shadow .15s;display:flex;position:absolute;right:16px;box-shadow:0 2px 8px #f9731647}.profile:hover{transform:scale(1.08);box-shadow:0 4px 14px #f9731661}.profile:active{transform:scale(.91)!important;box-shadow:0 1px 4px #f9731633!important}.empty-feed{flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:50vh;animation:.4s both pageIn;display:flex}.empty-icon{filter:grayscale(.2);font-size:52px}.empty-feed h3{color:#111827;letter-spacing:-.3px;font-size:18px;font-weight:800}.empty-feed p{color:#9ca3af;text-align:center;font-size:14px;line-height:1.6}@media (width<=768px){.home-container{max-width:100%;margin-left:0;padding:74px 0 90px}.home-top{left:0}}:root{--accent:#f97316;--accent-light:#fff7ed;--red:#ef4444;--blue:#3b82f6;--text-primary:#111827;--text-secondary:#6b7280;--text-muted:#9ca3af;--border:#00000012;--surface:#f9fafb;--font-main:"Nunito", sans-serif;--font-head:"Poppins", sans-serif}.post-wrapper{border:1px solid var(--border);opacity:0;font-family:var(--font-main);clip-path:none;isolation:isolate;background:#fff;border-radius:22px;margin:0 12px 24px;transition:box-shadow .3s,transform .3s;animation:.52s cubic-bezier(.22,1,.36,1) forwards cardSlideUp;overflow:visible;box-shadow:inset 0 1px #ffffffe6,0 2px 4px #0000000a,0 8px 20px #0000000f,0 20px 48px #00000012}.post-wrapper>:not(.comment-overlay){border-radius:inherit;overflow:hidden}.post-wrapper:hover{transform:translateY(-3px)scale(1.004);box-shadow:inset 0 1px #ffffffe6,0 4px 8px #0000000d,0 16px 36px #00000017,0 32px 64px #00000017}.post-header{cursor:pointer;background:#fff;border-bottom:1px solid #0000000d;border-radius:22px 22px 0 0;align-items:center;gap:10px;padding:13px 16px;transition:background .2s;display:flex}.post-header:hover{background:var(--accent-light)}.avatar{background:linear-gradient(135deg,#f97316,#ec4899,#8b5cf6);border-radius:50%;flex-shrink:0;width:40px;height:40px;padding:2px;position:relative;overflow:hidden;box-shadow:0 2px 8px #f9731633}.avatar:before{content:"";z-index:0;background:#fff;border-radius:50%;position:absolute;inset:2px}.avatar img{object-fit:cover;z-index:1;border-radius:50%;width:calc(100% - 4px);height:calc(100% - 4px);position:absolute;inset:2px}.avatar-placeholder{color:#fff;width:100%;height:100%;font-size:16px;font-weight:700;font-family:var(--font-head);background:linear-gradient(135deg,#f97316,#ec4899);border-radius:50%;justify-content:center;align-items:center;display:flex}.post-username{font-family:var(--font-head);color:var(--text-primary);flex:1;font-size:14px;font-weight:700;transition:color .15s}.post-header:hover .post-username{color:var(--accent)}.post-image-wrap{background:#f3f4f6;border-radius:0;position:relative;overflow:hidden}.post-image-wrap.is-video{aspect-ratio:9/16;background:#000;max-height:580px}.post-video{object-fit:cover;width:100%;height:100%;display:block}.post-image{object-fit:cover;width:100%;max-height:520px;transition:transform .5s cubic-bezier(.22,1,.36,1);display:block}.post-image-wrap:not(.is-video):hover .post-image{transform:scale(1.015)}.double-tap-heart{pointer-events:none;filter:drop-shadow(0 6px 20px #ef444499);z-index:10;font-size:88px;animation:1s cubic-bezier(.175,.885,.32,1.275) forwards heartBurst;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0)}.post-actions{background:#fff;align-items:center;gap:2px;padding:10px 12px 6px;display:flex}.action-btn{cursor:pointer;color:#6b7280;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:0 0;border:none;border-radius:12px;align-items:center;gap:7px;padding:8px 12px;font-size:22px;transition:background .15s,transform .15s cubic-bezier(.34,1.56,.64,1);display:flex;position:relative;overflow:hidden}.action-btn:hover{background:var(--accent-light);transform:scale(1.06)}.action-btn:active{transform:scale(.9)!important}.action-btn .action-count{color:#374151;font-size:13px;font-weight:700;font-family:var(--font-head);letter-spacing:-.2px;display:inline-block}.action-btn.liked,.action-btn.liked .action-count{color:var(--red)}.like-animate{animation:.48s cubic-bezier(.34,1.56,.64,1) likePop;display:inline-block}.like-count-animate{animation:.3s countBounce}.post-caption-area{background:#fff;border-radius:0 0 22px 22px;padding:4px 16px 14px}.post-caption-username{font-family:var(--font-head);color:var(--text-primary);margin-right:7px;font-size:13.5px;font-weight:700}.post-caption{color:var(--text-secondary);font-size:13.5px;line-height:1.55}.comment-overlay{-webkit-backdrop-filter:blur(4px);z-index:999;background:#0006;justify-content:flex-end;animation:.22s overlayIn;display:flex;position:fixed;inset:0}.comment-modal{border-left:1px solid var(--border);background:#fff;flex-direction:column;width:420px;height:100vh;animation:.32s cubic-bezier(.22,1,.36,1) slideInRight;display:flex;box-shadow:-8px 0 40px #0000001a}.comment-modal-header{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:18px 20px;display:flex}.comment-modal-header h3{font-family:var(--font-head);color:var(--text-primary);font-size:16px;font-weight:700}.close-btn{cursor:pointer;color:#6b7280;background:#f3f4f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:14px;transition:background .15s,transform .15s cubic-bezier(.34,1.56,.64,1),color .15s;display:flex}.close-btn:hover{color:var(--red);background:#fee2e2}.close-btn:active{transform:scale(.88)}.comment-list{flex-direction:column;flex:1;gap:2px;padding:12px 16px;display:flex;overflow-y:auto}.comment-list::-webkit-scrollbar{width:3px}.comment-list::-webkit-scrollbar-thumb{background:#e5e7eb;border-radius:4px}.no-comments{text-align:center;color:#9ca3af;margin-top:60px;font-size:14px;line-height:1.6}.comment-item{border-radius:14px;flex-direction:column;padding:10px 12px;transition:background .15s;animation:.22s commentIn;display:flex}.comment-item:hover{background:var(--surface)}.comment-top{justify-content:space-between;align-items:center;display:flex}.comment-username{font-family:var(--font-head);color:var(--accent);font-size:13px;font-weight:700}.comment-text{color:var(--text-secondary);margin-top:3px;font-size:13.5px;line-height:1.5}.comment-actions{opacity:0;gap:4px;transition:opacity .15s;display:flex}.comment-item:hover .comment-actions{opacity:1}.edit-btn,.delete-btn{cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;width:30px;height:30px;font-size:13px;transition:background .15s,transform .12s;display:flex}.edit-btn:hover{background:#dbeafe}.delete-btn:hover{background:#fee2e2}.edit-btn:active,.delete-btn:active{transform:scale(.88)}.edit-comment-area{align-items:center;gap:6px;margin-top:6px;display:flex}.cancel-btn{color:#6b7280;cursor:pointer;background:0 0;border:1.5px solid #e5e7eb;border-radius:12px;padding:8px 12px;font-size:13px;transition:all .15s}.cancel-btn:hover{background:#f3f4f6}.cancel-btn:active{transform:scale(.92)}.comment-input-area{border-top:1px solid var(--border);background:#fafafa;flex-shrink:0;gap:8px;padding:14px 16px;display:flex}.comment-input{color:var(--text-primary);font-size:14px;font-family:var(--font-main);background:#fff;border:1.5px solid #e5e7eb;border-radius:24px;outline:none;flex:1;padding:11px 16px;transition:all .2s}.comment-input::placeholder{color:#9ca3af}.comment-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f973161f}.comment-submit{color:#fff;cursor:pointer;font-size:13.5px;font-weight:700;font-family:var(--font-head);-webkit-tap-highlight-color:transparent;background:linear-gradient(135deg,#f97316,#fb923c);border:none;border-radius:24px;padding:11px 20px;transition:transform .15s cubic-bezier(.34,1.56,.64,1),box-shadow .15s;box-shadow:0 2px 8px #f973164d}.comment-submit:hover{background:linear-gradient(135deg,#ea580c,#f97316);transform:translateY(-1px)scale(1.03);box-shadow:0 4px 14px #f9731666}.comment-submit:active{transform:scale(.91)translateY(1px)!important}.post-skeleton{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border);background:#fff;border-radius:22px;margin:0 12px 24px;overflow:hidden;box-shadow:0 8px 32px #0000000f}.skeleton-header{align-items:center;gap:10px;padding:14px 16px;display:flex}.skeleton-avatar,.skeleton-line,.skeleton-image,.skeleton-actions{background:linear-gradient(90deg,#f0f0f0 25%,#e8e8e8 50%,#f0f0f0 75%) 0 0/400px 100%;border-radius:8px;animation:1.4s ease-in-out infinite shimmer}.skeleton-avatar{border-radius:50%;flex-shrink:0;width:40px;height:40px}.skeleton-lines{flex-direction:column;gap:6px;display:flex}.skeleton-line{width:100px;height:12px}.skeleton-line.short{width:80px}.skeleton-line.shorter{width:60px;height:10px}.skeleton-image{aspect-ratio:9/16;border-radius:0;max-height:580px}.skeleton-actions{height:36px;margin:10px 16px}@media (width<=768px){.post-wrapper{border-radius:16px;margin:0 10px 18px}.post-wrapper:hover{transform:none}.post-skeleton{border-radius:16px;margin:0 10px 18px}.comment-modal{border-left:none;border-top:1px solid var(--border);border-radius:24px 24px 0 0;width:100%;height:76vh;animation:.34s cubic-bezier(.22,1,.36,1) slideInBottom;position:fixed;bottom:0;box-shadow:0 -8px 40px #0000001f}.comment-overlay{justify-content:center;align-items:flex-end}.post-image-wrap.is-video{max-height:520px}}.post-header{background:#fff;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px 10px;transition:background .15s;display:flex}.post-header-left{cursor:pointer;flex:1;align-items:center;gap:10px;display:flex}.post-header-left:hover .post-username{color:#6478ff}.follow-btn{color:#6478ff;cursor:pointer;white-space:nowrap;background:0 0;border:2px solid #6478ff;border-radius:50px;flex-shrink:0;padding:7px 18px;font-size:13px;font-weight:700;transition:all .2s cubic-bezier(.34,1.56,.64,1)}.follow-btn:hover{color:#fff;background:#6478ff;transform:scale(1.05)}.follow-btn:active{transform:scale(.94)}.follow-btn.following{color:#6478ff;background:#f0f1ff;border-color:#c7cbf5}.follow-btn.following:hover{color:#ef4444;background:#fee2e2;border-color:#fca5a5}.follow-btn:disabled{opacity:.6;cursor:not-allowed}:root{--orange:#f97316;--orange-dark:#ea580c;--black:#0f0f0f;--white:#fff;--gray-100:#f9f9f9;--gray-200:#f0f0f0;--gray-300:#e5e7eb;--gray-400:#9ca3af;--gray-600:#4b5563;--font-main:"DM Sans", sans-serif}.profile-page{max-width:900px;min-height:100vh;font-family:var(--font-main);margin-left:72px;padding:32px 24px 100px;animation:.35s pageFadeIn}@keyframes pageFadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.profile-header{border-bottom:1px solid var(--gray-200);align-items:center;gap:40px;margin-bottom:28px;padding:32px 0 36px;display:flex}.profile-avatar{background:var(--gray-200);width:100px;height:100px;box-shadow:0 0 0 2px var(--orange), 0 0 0 4px white;background-clip:padding-box;border:3px solid #0000;border-radius:50%;flex-shrink:0;transition:transform .2s;overflow:hidden}.profile-avatar:hover{transform:scale(1.04)}.profile-avatar img{object-fit:cover;width:100%;height:100%}.profile-avatar-placeholder{background:linear-gradient(135deg, var(--orange), var(--orange-dark));color:#fff;justify-content:center;align-items:center;width:100%;height:100%;font-size:40px;font-weight:700;display:flex}.profile-info{flex:1}.profile-info-top{flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:12px;display:flex}.profile-info h2{color:var(--black);font-size:22px;font-weight:700}.profile-edit-btn{border:1.5px solid var(--gray-300);font-size:13.5px;font-weight:600;font-family:var(--font-main);color:var(--black);cursor:pointer;background:0 0;border-radius:8px;padding:7px 18px;transition:all .18s}.profile-edit-btn:hover{background:var(--gray-100);border-color:var(--gray-400)}.profile-follow-btn{background:var(--orange);font-size:13.5px;font-weight:600;font-family:var(--font-main);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:7px 20px;transition:all .18s;box-shadow:0 2px 8px #f973164d}.profile-follow-btn:hover{background:var(--orange-dark);transform:scale(1.03)}.profile-bio{color:var(--gray-600);max-width:400px;margin-bottom:14px;font-size:14px;line-height:1.5}.profile-stats{gap:32px;display:flex}.stat-item{cursor:default;flex-direction:column;align-items:center;gap:2px;transition:transform .15s;display:flex}.stat-item:hover{transform:translateY(-2px)}.stat-number{color:var(--black);font-size:18px;font-weight:700}.stat-label{color:var(--gray-400);font-size:13px}.profile-tabs{border-top:1px solid var(--gray-200);gap:0;margin-bottom:20px;display:flex}.profile-tab{max-width:120px;font-size:13px;font-weight:600;font-family:var(--font-main);color:var(--gray-400);cursor:pointer;background:0 0;border:none;border-top:2px solid #0000;flex:1;justify-content:center;align-items:center;gap:6px;padding:12px 0;transition:all .18s;display:flex}.profile-tab.active{color:var(--black);border-top-color:var(--black)}.profile-posts{grid-template-columns:repeat(3,1fr);gap:3px;display:grid}.profile-post-item{aspect-ratio:1;background:var(--gray-200);cursor:pointer;animation:.3s both gridItemIn;position:relative;overflow:hidden}.profile-post-item:first-child{animation-delay:50ms}.profile-post-item:nth-child(2){animation-delay:.1s}.profile-post-item:nth-child(3){animation-delay:.15s}.profile-post-item:nth-child(4){animation-delay:.2s}.profile-post-item:nth-child(5){animation-delay:.25s}.profile-post-item:nth-child(6){animation-delay:.3s}@keyframes gridItemIn{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}.profile-post-img{object-fit:cover;width:100%;height:100%;transition:transform .3s;display:block}.profile-post-item:hover .profile-post-img{transform:scale(1.05)}.profile-post-overlay{opacity:0;background:#00000059;justify-content:center;align-items:center;gap:18px;transition:opacity .2s;display:flex;position:absolute;inset:0}.profile-post-item:hover .profile-post-overlay{opacity:1}.overlay-stat{color:#fff;font-size:15px;font-weight:700;font-family:var(--font-main);align-items:center;gap:6px;display:flex}.profile-empty{text-align:center;color:var(--gray-400);grid-column:1/-1;padding:60px 20px;font-size:15px}.profile-empty-icon{margin-bottom:12px;font-size:44px}@media (width<=768px){.profile-page{margin-left:0;padding:20px 0 100px}.profile-header{text-align:center;flex-direction:column;align-items:center;gap:16px;padding:24px 16px 28px}.profile-info-top{justify-content:center}.profile-stats{justify-content:center;gap:24px}.profile-bio{margin:0 auto 14px}.profile-posts{gap:1px}}.profile-follow-btn.following{color:#262626;background:#fff;border:1px solid #dbdbdb}.profile-follow-btn.following:hover{background:#fafafa}.bio-edit-area{margin-top:10px}.bio-input{resize:vertical;box-sizing:border-box;border:1px solid #dbdbdb;border-radius:8px;outline:none;width:100%;padding:8px 12px;font-family:inherit;font-size:13.5px;transition:border-color .2s}.bio-input:focus{border-color:#a8a8a8}.bio-edit-actions{align-items:center;gap:8px;margin-top:6px;display:flex}.bio-count{color:#8e8e8e;flex:1;font-size:11px}.bio-cancel-btn{cursor:pointer;color:#8e8e8e;background:0 0;border:none;border-radius:6px;padding:4px 10px;font-size:13px}.bio-save-btn{color:#fff;cursor:pointer;background:#0095f6;border:none;border-radius:6px;padding:5px 14px;font-size:13px;font-weight:600;transition:background .2s}.bio-save-btn:hover{background:#1877f2}.bio-save-btn:disabled{opacity:.6;cursor:not-allowed}.profile-post-video-thumb{width:100%;height:100%;position:relative}.video-badge{color:#fff;background:#0000008c;border-radius:4px;padding:2px 6px;font-size:11px;position:absolute;top:8px;right:8px}.profile-topbar{justify-content:space-between;align-items:flex-start;margin-bottom:8px;padding:0 4px;display:flex}.profile-back-btn{cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:10px;flex-direction:column;align-items:center;gap:4px;padding:6px 8px;display:flex}.profile-back-btn .btn-icon{border:1.5px solid var(--gray-300);background:var(--white);width:36px;height:36px;color:var(--black);border-radius:50%;justify-content:center;align-items:center;font-size:18px;transition:background .2s,border-color .2s,transform .2s,box-shadow .2s;display:flex}.profile-back-btn .btn-label{color:var(--gray-400);font-size:11px;font-weight:500;font-family:var(--font-main);transition:color .2s}.profile-back-btn:hover .btn-icon{background:var(--gray-100);border-color:var(--gray-400);transform:translate(-3px);box-shadow:-3px 0 #0000000f}.profile-back-btn:hover .btn-label{color:var(--black)}.profile-back-btn:active .btn-icon{transform:translate(-5px)scale(.95)}.profile-logout-btn{cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:10px;flex-direction:column;align-items:center;gap:4px;padding:6px 8px;display:flex}.profile-logout-btn .btn-icon{border:1.5px solid var(--gray-300);background:var(--white);width:36px;height:36px;color:var(--gray-600);border-radius:50%;justify-content:center;align-items:center;font-size:18px;transition:background .22s,border-color .22s,color .22s,transform .22s;display:flex;position:relative;overflow:hidden}.profile-logout-btn .btn-icon svg{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.profile-logout-btn .btn-label{color:var(--gray-400);font-size:11px;font-weight:500;font-family:var(--font-main);transition:color .22s}.profile-logout-btn:hover .btn-icon{color:#dc2626;background:#fff1f1;border-color:#fca5a5;transform:scale(1.08)}.profile-logout-btn:hover .btn-icon svg{transform:translate(3px)}.profile-logout-btn:hover .btn-label{color:#dc2626}.profile-logout-btn:active .btn-icon{transform:scale(.94)}@media (width<=768px){.profile-page{padding-top:68px}.profile-topbar{padding:0 8px}}:root{--orange:#f97316;--orange-dark:#ea580c;--black:#0f0f0f;--white:#fff;--gray-100:#f9f9f9;--gray-200:#f0f0f0;--gray-300:#e5e7eb;--gray-400:#9ca3af;--gray-600:#4b5563;--danger:#ef4444;--font-main:"DM Sans", sans-serif}.create-page{min-height:100vh;font-family:var(--font-main);background:var(--gray-100);justify-content:center;align-items:center;margin-left:72px;padding:32px 20px 100px;display:flex}.create-card{background:var(--white);border:1px solid var(--gray-200);border-radius:16px;width:100%;max-width:680px;animation:.35s cubic-bezier(.34,1.2,.64,1) both cardIn;overflow:hidden;box-shadow:0 2px 16px #0000000f}@keyframes cardIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.create-header{border-bottom:1px solid var(--gray-200);text-align:center;padding:16px 20px}.create-header h2{color:var(--black);font-size:16px;font-weight:700}.drop-zone{cursor:pointer;border:2px dashed var(--gray-300);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:8px;margin:24px;padding:60px 40px;transition:background .2s;display:flex}.drop-zone:hover,.drop-zone.drag-over{border-color:var(--orange);background:#f973160a}.drop-icon{filter:grayscale(.3);margin-bottom:4px;font-size:52px}.drop-title{color:var(--black);font-size:18px;font-weight:600}.drop-sub{color:var(--orange);font-size:14px;font-weight:600}.drop-hint{color:var(--gray-400);margin-top:8px;font-size:12px}.create-preview-area{gap:0;display:flex}.preview-image-wrap{background:#000;flex:1;min-height:400px;max-height:520px;position:relative;overflow:hidden}.preview-image{object-fit:contain;width:100%;height:100%;display:block}.change-photo-btn{color:#fff;font-size:13px;font-weight:600;font-family:var(--font-main);cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);white-space:nowrap;background:#0009;border:none;border-radius:8px;padding:6px 14px;transition:background .15s;position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.change-photo-btn:hover{background:#000c}.create-form{border-left:1px solid var(--gray-200);flex-direction:column;flex-shrink:0;gap:14px;width:280px;padding:16px;display:flex}.user-row{align-items:center;gap:10px;display:flex}.create-avatar{background:linear-gradient(135deg, var(--orange), var(--orange-dark));border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex;overflow:hidden}.create-avatar img{object-fit:cover;width:100%;height:100%}.create-avatar span{color:#fff;font-size:15px;font-weight:700}.create-username{color:var(--black);font-size:14px;font-weight:700}.caption-input{resize:none;width:100%;font-size:14px;font-family:var(--font-main);color:var(--black);border:none;outline:none;flex:1;line-height:1.5}.caption-input::placeholder{color:var(--gray-400)}.caption-count{color:var(--gray-400);text-align:right;font-size:12px}.create-error{color:var(--danger);background:#fff5f5;border:1px solid #fecaca;border-radius:8px;padding:8px 12px;font-size:13px;font-weight:500}.share-btn{background:linear-gradient(135deg, var(--orange), var(--orange-dark));color:#fff;width:100%;font-size:15px;font-weight:600;font-family:var(--font-main);cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;margin-top:auto;padding:11px;transition:all .18s;display:flex;box-shadow:0 2px 10px #f973164d}.share-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #f9731666}.share-btn:disabled{opacity:.7;cursor:not-allowed}.btn-spinner{border:2.5px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:.7s linear infinite spin;display:inline-block}@media (width<=768px){.create-page{align-items:flex-start;margin-left:0;padding:16px 12px 90px}.create-preview-area{flex-direction:column}.preview-image-wrap{min-height:300px}.create-form{border-left:none;border-top:1px solid var(--gray-200);width:100%}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.sparks-page{z-index:50;background:#000;flex-direction:column;display:flex;position:fixed;inset:0;overflow:hidden}.sparks-loading{color:#fff;flex-direction:column;justify-content:center;align-items:center;gap:16px;height:100%;font-size:15px;font-weight:500;display:flex}.sparks-loading-spinner{border:3px solid #fff3;border-top-color:#fff;border-radius:50%;width:36px;height:36px;animation:.8s linear infinite spin}.sparks-empty{color:#fff;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;height:100%;display:flex}.sparks-empty-icon{font-size:56px}.sparks-empty h3{margin:0;font-size:22px}.sparks-empty p{color:#aaa;margin:0;font-size:14px}.sparks-empty button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#833ab4,#fd1d1d);border:none;border-radius:24px;margin-top:8px;padding:12px 28px;font-size:14px;font-weight:600;transition:transform .15s,opacity .15s}.sparks-empty button:hover{opacity:.9;transform:scale(1.04)}.sparks-container{scroll-snap-type:y mandatory;-ms-overflow-style:none;scrollbar-width:none;width:100%;height:100%;overflow-y:scroll}.sparks-container::-webkit-scrollbar{display:none}.spark-item{scroll-snap-align:start;scroll-snap-stop:always;background:#000;justify-content:center;align-items:center;width:100%;height:100vh;display:flex;position:relative;overflow:hidden}.spark-video{object-fit:contain;object-position:center;cursor:pointer;z-index:1;width:auto;max-width:100%;height:auto;max-height:100%;display:block;position:relative}.spark-heart-burst{pointer-events:none;filter:drop-shadow(0 4px 20px #ef444499);z-index:10;font-size:90px;animation:.9s cubic-bezier(.175,.885,.32,1.275) forwards heartBurst;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0)}.spark-tap-indicator{pointer-events:none;opacity:0;z-index:5;background:#00000080;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;transition:transform .15s cubic-bezier(.34,1.56,.64,1),opacity .2s;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(0)}.spark-tap-indicator.show{opacity:1;transform:translate(-50%,-50%)scale(1)}.spark-tap-indicator svg{width:28px;height:28px}.spark-mute-btn{cursor:pointer;z-index:10;-webkit-tap-highlight-color:transparent;background:#00000073;border:none;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;transition:background .15s,transform .12s;display:flex;position:absolute;top:16px;right:16px}.spark-mute-btn svg{width:18px;height:18px}.spark-mute-btn:hover{background:#000000b3}.spark-mute-btn:active{transform:scale(.88)}.spark-actions{z-index:10;flex-direction:column;align-items:center;gap:20px;display:flex;position:absolute;bottom:110px;right:14px}.spark-action-group{flex-direction:column;align-items:center;gap:5px;display:flex}.spark-action-btn{cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:#00000059;border:none;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;transition:background .15s,transform .15s cubic-bezier(.34,1.56,.64,1);display:flex}.spark-action-btn svg{width:26px;height:26px}.spark-action-btn:hover{background:#0009;transform:scale(1.08)}.spark-action-btn:active{transform:scale(.9)!important}.spark-action-btn.liked{background:#ef444440}.spark-action-btn.like-animate svg{animation:.48s cubic-bezier(.34,1.56,.64,1) likePop}.spark-action-count{color:#fff;text-shadow:0 1px 4px #0009;letter-spacing:-.2px;font-size:13px;font-weight:700}.spark-info{z-index:10;background:linear-gradient(#0000 0%,#0003 40%,#000000bf 100%);padding:20px 16px 32px;position:absolute;bottom:0;left:0;right:80px}.spark-author{cursor:pointer;align-items:center;gap:10px;margin-bottom:8px;display:flex}.spark-avatar{border:2px solid #ffffffd9;border-radius:50%;flex-shrink:0;width:40px;height:40px;overflow:hidden}.spark-avatar img{object-fit:cover;object-position:center top;border-radius:50%;width:100%;height:100%}.spark-avatar-placeholder{color:#fff;background:linear-gradient(135deg,#6478ff,#a78bfa);border-radius:50%;justify-content:center;align-items:center;width:100%;height:100%;font-size:15px;font-weight:700;display:flex}.spark-username{color:#fff;text-shadow:0 1px 4px #0009;font-size:15px;font-weight:700}.spark-caption{color:#f0f0f0;text-shadow:0 1px 4px #0009;margin:0;font-size:13.5px;line-height:1.45}.spark-comments-overlay{z-index:20;background:#00000080;align-items:flex-end;display:flex;position:absolute;inset:0}.spark-comments-panel{width:100%;max-height:65vh;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-radius:20px 20px 0 0;flex-direction:column;animation:.3s cubic-bezier(.22,1,.36,1) slideUp;display:flex}.spark-comments-header{border-bottom:1px solid #f3f4f6;justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.spark-comments-header h3{color:#1a1a2e;margin:0;font-size:16px;font-weight:800}.spark-close-btn{cursor:pointer;color:#6b7280;background:#f3f4f6;border:none;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;font-size:12px;transition:background .15s,color .15s;display:flex}.spark-close-btn:hover{color:#ef4444;background:#fee2e2}.spark-comments-list{flex:1;padding:12px 18px;overflow-y:auto}.spark-comments-list::-webkit-scrollbar{width:3px}.spark-comments-list::-webkit-scrollbar-thumb{background:#e5e7eb;border-radius:4px}.spark-no-comments{text-align:center;color:#9ca3af;margin-top:30px;font-size:14px;line-height:1.6}.spark-comment-item{flex-direction:column;margin-bottom:12px;display:flex}.spark-comment-user{color:#1a1a2e;margin-bottom:2px;font-size:13px;font-weight:700}.spark-comment-text{color:#6b7280;font-size:13.5px;line-height:1.4}.spark-comment-input-area{border-top:1px solid #f3f4f6;gap:8px;padding:12px 16px;display:flex}.spark-comment-input-area input{color:#1a1a2e;background:#f9fafb;border:1.5px solid #e5e7eb;border-radius:24px;outline:none;flex:1;padding:10px 16px;font-size:13.5px;transition:border-color .2s,box-shadow .2s}.spark-comment-input-area input:focus{background:#fff;border-color:#6478ff;box-shadow:0 0 0 3px #6478ff1f}.spark-comment-input-area button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#6478ff,#818cf8);border:none;border-radius:24px;padding:10px 18px;font-size:13.5px;font-weight:700;transition:transform .15s,box-shadow .15s;box-shadow:0 2px 8px #6478ff4d}.spark-comment-input-area button:hover{transform:translateY(-1px)scale(1.03);box-shadow:0 4px 14px #6478ff66}.spark-comment-input-area button:active{transform:scale(.92)}.spark-bottom-nav{-webkit-backdrop-filter:blur(16px);z-index:20;height:64px;padding-bottom:env(safe-area-inset-bottom);background:#000000bf;border-top:1px solid #ffffff14;justify-content:space-around;align-items:center;display:flex;position:absolute;bottom:0;left:0;right:0}.spark-bottom-btn{cursor:pointer;color:#ffffff8c;letter-spacing:.3px;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:12px;flex-direction:column;align-items:center;gap:4px;padding:8px 24px;font-size:11px;font-weight:600;transition:color .15s,transform .12s cubic-bezier(.34,1.56,.64,1);display:flex}.spark-bottom-btn svg{width:24px;height:24px;transition:stroke .15s}.spark-bottom-btn:hover{color:#ffffffd9;transform:scale(1.06)}.spark-bottom-btn:active{transform:scale(.92)}.spark-bottom-btn.active{color:#fff}.spark-bottom-btn.active svg{stroke:#f97316;filter:drop-shadow(0 0 6px #f9731680)}.spark-info{padding-bottom:80px}.spark-actions{bottom:150px}@media (width<=600px){.spark-actions{bottom:140px;right:10px}.spark-info{padding:16px 12px 80px}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--orange:#f97316;--orange-dark:#ea580c;--orange-light:#fff7ed;--orange-glow:#f973161a;--black:#0f0f0f;--white:#fff;--gray-100:#f4f4f6;--surface:#ffffffe0;--surface-solid:#fff;--border:#00000012;--border-2:#ffffffe6;--hover-bg:#f973160d;--input-bg:#f9fafb;--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--shadow-card:0 2px 8px #0000000a, 0 8px 24px #0000000f;--shadow-lg:0 8px 32px #0000001a;--font-main:"DM Sans", sans-serif}html{scroll-behavior:smooth}body{background:var(--gray-100);font-family:var(--font-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--black);min-height:100vh}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#e5e7eb;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#d1d5db}::selection{color:#0f0f0f;background:#f9731626}button,a,input,textarea{font-family:var(--font-main)}@keyframes pageTransition{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:.4s cubic-bezier(.22,1,.36,1) both pageTransition}