*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#f0ede8;--bg2:#e8e4de;
  --card:#faf9f7;--card2:#f3f0eb;
  --border:rgba(60,50,40,0.13);--border2:rgba(60,50,40,0.24);
  --text:#1a1410;--text2:#6b5d50;--text3:#a09080;
  --accent:#c17f3a;--accent2:#e8a44a;--accent-bg:rgba(193,127,58,0.09);
  --green:#2e7d52;--green-bg:rgba(46,125,82,0.1);
  --red:#b83232;--red-bg:rgba(184,50,50,0.09);
  --blue:#2e5fa3;--blue-bg:rgba(46,95,163,0.09);
  --shadow:0 2px 8px rgba(60,40,20,0.07),0 8px 32px rgba(60,40,20,0.08);
  --shadow2:0 4px 20px rgba(60,40,20,0.1),0 16px 50px rgba(60,40,20,0.1);
  --r:18px;--r2:12px;--r3:8px;
  --tr:all 0.28s cubic-bezier(0.4,0,0.2,1);
}

[data-theme="dark"]{
  --bg:#1a1814;--bg2:#211f1b;
  --card:#252220;--card2:#2c2a27;
  --border:rgba(255,220,180,0.1);--border2:rgba(255,220,180,0.18);
  --text:#f0ead8;--text2:#a8987e;--text3:#6b5d4a;
  --accent:#e8a44a;--accent2:#f0bc6e;--accent-bg:rgba(232,164,74,0.12);
  --green:#4ca87a;--green-bg:rgba(76,168,122,0.12);
  --red:#e05555;--red-bg:rgba(224,85,85,0.1);
  --blue:#5b8fd6;--blue-bg:rgba(91,143,214,0.1);
  --shadow:0 2px 8px rgba(0,0,0,0.3),0 8px 32px rgba(0,0,0,0.35);
  --shadow2:0 4px 20px rgba(0,0,0,0.35),0 16px 50px rgba(0,0,0,0.3);
}

body{
  font-family:'DM Sans',sans-serif;
  background:var(--bg);color:var(--text);
  min-height:100vh;overflow-x:hidden;
  transition:background 0.4s ease,color 0.4s ease;
}

body::before{
  content:'';position:fixed;inset:0;
  background:radial-gradient(circle at 15% 15%,rgba(193,127,58,0.07) 0%,transparent 50%),
             radial-gradient(circle at 85% 80%,rgba(58,95,163,0.05) 0%,transparent 50%),
             radial-gradient(circle at 55% 5%,rgba(46,125,82,0.04) 0%,transparent 40%);
  pointer-events:none;z-index:0;
}

.page{max-width:920px;margin:0 auto;padding:0 20px;position:relative;z-index:1}

/* HEADER */
header{padding:26px 0 0;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{font-family:'Syne',sans-serif;font-weight:800;font-size:21px;color:var(--text);letter-spacing:-0.5px;display:flex;align-items:center;gap:9px}
.logo-icon{width:34px;height:34px;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:17px;box-shadow:3px 3px 0 rgba(60,40,0,0.18);animation:pulse 3.5s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
.logo span{color:var(--accent)}
.header-right{display:flex;align-items:center;gap:10px}
.live-badge{display:flex;align-items:center;gap:6px;background:var(--green-bg);color:var(--green);font-size:12px;font-weight:500;padding:5px 12px;border-radius:20px;border:1px solid rgba(46,125,82,0.22);white-space:nowrap}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:blink 1.5s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.35;transform:scale(0.75)}}
.theme-btn{width:36px;height:36px;border-radius:50%;background:var(--card);border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;transition:var(--tr);box-shadow:2px 2px 0 var(--border)}
.theme-btn:hover{transform:scale(1.1) rotate(20deg);border-color:var(--accent)}

/* HERO */
.hero{text-align:center;padding:34px 0 24px}
.hero h1{font-family:'Syne',sans-serif;font-size:clamp(30px,5.5vw,50px);font-weight:800;line-height:1.1;letter-spacing:-2px;margin-bottom:10px;animation:slideUp 0.65s cubic-bezier(0.4,0,0.2,1) both}
.hero h1 em{font-style:normal;color:var(--accent);position:relative;display:inline-block}
.hero h1 em::after{content:'';position:absolute;bottom:1px;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:2px;transform-origin:left;animation:grow 0.8s 0.45s cubic-bezier(0.4,0,0.2,1) both}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.hero p{color:var(--text2);font-size:15px;font-weight:300;animation:slideUp 0.65s 0.12s cubic-bezier(0.4,0,0.2,1) both}
@keyframes slideUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* MAIN CARD */
.card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--r);padding:28px 28px 24px;box-shadow:var(--shadow2),8px 8px 0 rgba(60,40,10,0.06);position:relative;overflow:hidden;transition:box-shadow 0.3s ease,transform 0.3s ease,background 0.4s ease,border-color 0.4s ease;animation:cardIn 0.75s 0.25s cubic-bezier(0.4,0,0.2,1) both}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent2),#a06028)}
.card:hover{box-shadow:var(--shadow2),12px 12px 0 rgba(60,40,10,0.05);transform:translateY(-2px)}
@keyframes cardIn{from{opacity:0;transform:translateY(28px) scale(0.97)}to{opacity:1;transform:translateY(0) scale(1)}}

/* TABS */
.tabs{display:flex;gap:4px;margin-bottom:24px;background:var(--card2);padding:4px;border-radius:10px;border:1.5px solid var(--border)}
.tab{flex:1;padding:8px;border:none;background:transparent;font-family:'DM Sans',sans-serif;font-size:13px;font-weight:500;color:var(--text2);border-radius:7px;cursor:pointer;transition:var(--tr)}
.tab.active{background:var(--card);color:var(--text);box-shadow:var(--shadow)}
.tab:hover:not(.active){color:var(--accent)}

/* QUICK AMOUNTS */
.quick-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:20px}
.qlabel{font-size:11px;font-weight:500;letter-spacing:0.7px;text-transform:uppercase;color:var(--text3);flex-shrink:0}
.qbtn{padding:5px 13px;background:var(--card);border:1.5px solid var(--border);border-radius:20px;font-family:'DM Sans',sans-serif;font-size:12px;font-weight:500;color:var(--text2);cursor:pointer;transition:var(--tr);box-shadow:1px 1px 0 var(--border)}
.qbtn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg);box-shadow:2px 2px 0 rgba(193,127,58,0.14);transform:translate(-1px,-1px)}
.qbtn:active{transform:translate(0,0)}

/* CONVERTER ROW */
.conv-row{display:grid;grid-template-columns:1fr 48px 1fr;gap:12px;align-items:end;margin-bottom:20px}
@media(max-width:580px){.conv-row{grid-template-columns:1fr;gap:10px}.swap-col{display:flex;justify-content:center}}
.field{display:flex;flex-direction:column;gap:7px}
.flabel{font-size:11px;font-weight:500;letter-spacing:0.7px;text-transform:uppercase;color:var(--text3)}

/* Currency selector */
.cur-btn{display:flex;align-items:center;gap:9px;padding:11px 13px;background:var(--card2);border:1.5px solid var(--border);border-radius:var(--r2);font-family:'DM Sans',sans-serif;font-size:14px;font-weight:500;color:var(--text);cursor:pointer;transition:var(--tr);width:100%;text-align:left;box-shadow:2px 2px 0 var(--border)}
.cur-btn:hover{border-color:var(--accent);background:var(--accent-bg);box-shadow:3px 3px 0 rgba(193,127,58,0.18);transform:translate(-1px,-1px)}
.cur-btn:active{transform:translate(0,0);box-shadow:1px 1px 0 var(--border)}
.cflag{font-size:22px;line-height:1;flex-shrink:0}
.cinfo{flex:1;min-width:0}
.ccode{font-family:'Syne',sans-serif;font-weight:700;font-size:15px}
.cname{font-size:11px;color:var(--text3);font-weight:300;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chev{width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--text3);flex-shrink:0;transition:transform 0.25s ease}
.cur-btn:hover .chev{border-top-color:var(--accent)}

/* Amount input */
.amt-input{padding:13px 15px;background:var(--card);border:1.5px solid var(--border);border-radius:var(--r2);font-family:'Syne',sans-serif;font-size:22px;font-weight:700;color:var(--text);outline:none;transition:var(--tr);width:100%;box-shadow:2px 2px 0 var(--border);-moz-appearance:textfield}
.amt-input::-webkit-inner-spin-button,.amt-input::-webkit-outer-spin-button{-webkit-appearance:none}
.amt-input:focus{border-color:var(--accent);box-shadow:3px 3px 0 rgba(193,127,58,0.14),0 0 0 3px rgba(193,127,58,0.07)}
.amt-input.out-input{background:var(--accent-bg);border-color:rgba(193,127,58,0.28);color:var(--accent);pointer-events:none}
.err-msg{font-size:11px;color:var(--red);font-weight:500;display:none;margin-top:2px}
.err-msg.on{display:block}

/* SWAP */
.swap-col{display:flex;align-items:center;justify-content:center}
.swap-btn{width:44px;height:44px;border-radius:50%;background:var(--card);border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--tr);box-shadow:2px 2px 0 var(--border);overflow:hidden;position:relative}
.swap-btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,var(--accent),var(--accent2));opacity:0;transition:var(--tr)}
.swap-btn:hover{transform:rotate(180deg) scale(1.1);box-shadow:4px 4px 0 rgba(193,127,58,0.22)}
.swap-btn:hover::before{opacity:1}
.swap-btn:hover .sico{stroke:white}
.swap-btn:active{transform:rotate(180deg) scale(0.95)}
.sico{width:20px;height:20px;stroke:var(--text2);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;position:relative;z-index:1;transition:var(--tr)}

/* RESULT BANNER */
.result-banner{background:linear-gradient(135deg,rgba(193,127,58,0.07),rgba(232,164,74,0.04));border:1.5px solid rgba(193,127,58,0.22);border-radius:var(--r2);padding:18px 22px;margin-bottom:18px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;box-shadow:3px 3px 0 rgba(193,127,58,0.09);transition:var(--tr)}
.res-from{font-size:12px;color:var(--text3);font-weight:300;margin-bottom:2px}
.res-amount{font-family:'Syne',sans-serif;font-size:clamp(22px,4.5vw,34px);font-weight:800;color:var(--accent);line-height:1;letter-spacing:-1px;transition:all 0.35s cubic-bezier(0.4,0,0.2,1)}
.res-amount.fade{opacity:0.3;transform:scale(0.94) translateY(5px)}
.res-cur{font-size:13px;color:var(--text2);font-weight:500;margin-top:3px}
.res-right{display:flex;flex-direction:column;align-items:flex-end;gap:5px}
.ex-rate{font-size:12px;color:var(--text2);font-weight:500;background:var(--card);padding:4px 10px;border-radius:6px;border:1px solid var(--border);white-space:nowrap}
.rate-change{font-size:11px;font-weight:500;padding:3px 8px;border-radius:4px;display:flex;align-items:center;gap:3px}
.rate-change.up{color:var(--green);background:var(--green-bg)}
.rate-change.dn{color:var(--red);background:var(--red-bg)}
.copy-btn{display:flex;align-items:center;gap:5px;padding:4px 10px;background:var(--blue-bg);color:var(--blue);border:1px solid rgba(46,95,163,0.2);border-radius:6px;font-size:11px;font-weight:500;cursor:pointer;transition:var(--tr)}
.copy-btn:hover{transform:scale(1.04)}

/* CONVERT BTN */
.conv-btn{width:100%;padding:15px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:none;border-radius:var(--r2);font-family:'Syne',sans-serif;font-size:15px;font-weight:700;letter-spacing:0.4px;cursor:pointer;transition:var(--tr);box-shadow:4px 4px 0 rgba(100,55,0,0.2);position:relative;overflow:hidden}
.conv-btn::after{content:'';position:absolute;inset:0;background:rgba(255,255,255,0);transition:var(--tr)}
.conv-btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(100,55,0,0.2)}
.conv-btn:hover::after{background:rgba(255,255,255,0.08)}
.conv-btn:active{transform:translate(0,0);box-shadow:2px 2px 0 rgba(100,55,0,0.18)}
.conv-btn.loading{pointer-events:none;opacity:0.82}
.btn-inner{display:flex;align-items:center;justify-content:center;gap:8px;position:relative;z-index:1}
.spinner{width:17px;height:17px;border:2px solid rgba(255,255,255,0.35);border-top-color:#fff;border-radius:50%;animation:spin 0.75s linear infinite;display:none}
.conv-btn.loading .spinner{display:block}
@keyframes spin{to{transform:rotate(360deg)}}

/* DIVIDER / SECTION LABEL */
.divider{height:1px;background:var(--border);margin:24px 0}
.slabel{font-size:11px;font-weight:500;letter-spacing:0.7px;text-transform:uppercase;color:var(--text3);margin-bottom:11px}

/* RATES GRID */
.rates-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:9px;animation:fadeUp 0.7s 0.55s cubic-bezier(0.4,0,0.2,1) both}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.rate-card{background:var(--card);border:1.5px solid var(--border);border-radius:var(--r2);padding:13px 14px;cursor:pointer;transition:var(--tr);box-shadow:2px 2px 0 var(--border);position:relative;overflow:hidden}
.rate-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent2));transform:scaleX(0);transform-origin:left;transition:transform 0.3s ease}
.rate-card:hover{border-color:var(--accent);box-shadow:4px 4px 0 rgba(193,127,58,0.14);transform:translate(-2px,-2px);background:var(--card2)}
.rate-card:hover::after{transform:scaleX(1)}
.rc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:7px}
.rc-pair{font-family:'Syne',sans-serif;font-size:12px;font-weight:700;color:var(--text)}
.rc-flag{font-size:15px}
.rc-val{font-family:'Syne',sans-serif;font-size:17px;font-weight:800;color:var(--text);margin-bottom:2px}
.rc-trend{font-size:10px;font-weight:500;display:flex;align-items:center;gap:2px}
.rc-trend.up{color:var(--green)}.rc-trend.dn{color:var(--red)}

/* HISTORY */
.hist-list{display:flex;flex-direction:column;gap:8px}
.hist-item{display:flex;align-items:center;justify-content:space-between;padding:11px 14px;background:var(--card2);border:1.5px solid var(--border);border-radius:var(--r3);transition:var(--tr);gap:10px}
.hist-item:hover{border-color:var(--accent);background:var(--accent-bg)}
.hist-main{flex:1;min-width:0}
.hist-from{font-size:12px;color:var(--text3);font-weight:300}
.hist-res{font-family:'Syne',sans-serif;font-size:15px;font-weight:700;color:var(--text)}
.hist-time{font-size:11px;color:var(--text3);font-weight:300;white-space:nowrap}
.hist-use{padding:4px 10px;background:transparent;border:1px solid var(--border);border-radius:6px;font-family:'DM Sans',sans-serif;font-size:11px;font-weight:500;color:var(--text2);cursor:pointer;transition:var(--tr);white-space:nowrap}
.hist-use:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg)}
.no-hist{font-size:13px;color:var(--text3);text-align:center;padding:20px 0;font-weight:300}

/* MODAL */
.overlay{position:fixed;inset:0;background:rgba(20,15,10,0.55);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity 0.3s ease}
.overlay.open{opacity:1;pointer-events:all}
.modal{background:var(--card);border:1.5px solid var(--border);border-radius:var(--r);width:100%;max-width:400px;max-height:82vh;display:flex;flex-direction:column;box-shadow:10px 10px 0 rgba(60,40,10,0.1),var(--shadow2);transform:translateY(18px) scale(0.97);transition:all 0.3s cubic-bezier(0.4,0,0.2,1);overflow:hidden}
.overlay.open .modal{transform:translateY(0) scale(1)}
.modal-head{padding:18px 20px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-title{font-family:'Syne',sans-serif;font-size:15px;font-weight:700}
.mclose{width:28px;height:28px;border-radius:50%;border:1px solid var(--border);background:var(--card2);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--text2);cursor:pointer;transition:var(--tr)}
.mclose:hover{background:var(--red-bg);color:var(--red)}
.msearch{padding:10px 14px;border-bottom:1px solid var(--border)}
.msearch input{width:100%;padding:9px 12px;background:var(--card2);border:1.5px solid var(--border);border-radius:var(--r3);font-family:'DM Sans',sans-serif;font-size:13px;color:var(--text);outline:none;transition:var(--tr)}
.msearch input:focus{border-color:var(--accent)}
.msearch input::placeholder{color:var(--text3)}
.cur-list{flex:1;overflow-y:auto;padding:6px}
.cur-list::-webkit-scrollbar{width:3px}
.cur-list::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px}
.cur-opt{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:7px;cursor:pointer;transition:var(--tr)}
.cur-opt:hover,.cur-opt.sel{background:var(--accent-bg)}
.co-flag{font-size:20px;flex-shrink:0}
.co-code{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;min-width:40px}
.co-name{font-size:12px;color:var(--text2);flex:1}
.co-sym{font-size:12px;color:var(--text3);font-weight:500}

/* TOAST */
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(70px);background:var(--text);color:var(--bg);padding:9px 18px;border-radius:20px;font-size:13px;font-weight:500;transition:transform 0.35s cubic-bezier(0.4,0,0.2,1);z-index:300;white-space:nowrap;box-shadow:0 4px 16px rgba(0,0,0,0.25)}
.toast.show{transform:translateX(-50%) translateY(0)}

footer{text-align:center;padding:28px 0;color:var(--text3);font-size:11px;font-weight:300}
footer strong{color:var(--text2);font-weight:500}