:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1f2a44;background:#f4f7fb;--bg:#f4f7fb;--surface:#fff;--surface-2:#f8faff;--text:#1f2a44;--muted:#91a0b8;--line:#e4eaf3;--primary:#6258ed;--primary-2:#786cf5;--green:#18b886;--danger:#e05265;--shadow:0 8px 24px #243b5d0d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}body.dark{--bg:#181818;--surface:#292929;--surface-2:#222;--text:#f4f6fb;--muted:#9aa1ad;--line:#3a3a3a;--primary:#6258ed;--primary-2:#8178ff;--shadow:0 10px 25px #0004}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}a{color:inherit;text-decoration:none}.hidden{display:none!important}.muted{margin:.25rem 0 0;color:var(--muted);font-size:12px}.eyebrow{margin:0 0 8px;color:#7f8fa9;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.login-view{display:grid;min-height:100svh;place-items:center;padding:24px;background:radial-gradient(circle at 10% 10%,#7568f626,transparent 35%),var(--bg)}.login-card{width:min(440px,100%);padding:36px;border:1px solid var(--line);border-radius:22px;background:var(--surface);box-shadow:var(--shadow)}.login-card h1{margin:0 0 8px;font-size:28px}.brand-mark{display:grid;width:48px;height:48px;place-items:center;margin-bottom:18px;border-radius:13px;color:#fff;background:linear-gradient(135deg,#7d69ff,#5549df);box-shadow:0 8px 16px #6659ed40;font-size:25px}.brand-mark.small{width:32px;height:32px;margin:0;border-radius:9px;font-size:17px}.stack-form{display:grid;gap:14px;margin-top:24px}.stack-form label,.settings-card label{display:grid;gap:7px;color:var(--text);font-size:13px;font-weight:600}.stack-form input,.settings-card input,.settings-card textarea,.quick-generate input,.filter-bar input,.filter-bar select,.table-toolbar select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;outline:0;background:var(--surface-2);color:var(--text)}.stack-form input:focus,.settings-card input:focus,.settings-card textarea:focus,.quick-generate input:focus,.filter-bar input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6258ed1c}.primary-button,.outline-button,.text-button,.icon-button,.logout-button{border-radius:9px;padding:10px 14px;transition:.16s ease}.primary-button{color:#fff;background:linear-gradient(135deg,var(--primary-2),var(--primary));box-shadow:0 6px 14px #6158ee2b}.primary-button:hover{filter:brightness(1.07);transform:translateY(-1px)}.outline-button{border:1px solid var(--line);color:var(--text);background:var(--surface)}.outline-button:hover,.icon-button:hover,.logout-button:hover{border-color:#8b83f5;color:var(--primary)}.text-button{padding:0;color:var(--primary);background:transparent}.error-text{min-height:20px;margin:14px 0 0;color:var(--danger);font-size:13px}.login-footnote{margin-top:28px;color:var(--muted);font-size:11px;line-height:1.7}.app-shell{display:flex;min-height:100svh}.sidebar{position:fixed;z-index:20;display:flex;width:180px;height:100svh;flex-direction:column;border-right:1px solid var(--line);background:var(--surface)}.brand-block{display:flex;align-items:center;gap:10px;height:64px;padding:0 18px;border-bottom:1px solid var(--line)}.brand-block strong,.brand-block span{display:block;white-space:nowrap}.brand-block strong{font-size:13px}.brand-block span{margin-top:3px;color:var(--muted);font-size:10px}.sidebar-label{padding:22px 22px 10px;color:#9aa8bd;font-size:10px;font-weight:700}.side-nav{display:grid;gap:6px;padding:0 10px}.nav-item{display:flex;align-items:center;gap:10px;padding:12px 12px;border:1px solid transparent;border-radius:9px;color:var(--muted);text-align:left;background:transparent;font-size:13px;font-weight:600}.nav-item span{width:20px;color:inherit;font-size:17px;text-align:center}.nav-item:hover{color:var(--primary);background:var(--surface-2)}.nav-item.active{border-color:#7067f4;background:#756bf516;color:var(--primary);box-shadow:0 4px 10px #6258ed14}.sidebar-bottom{display:grid;gap:10px;margin-top:auto;padding:14px 14px 18px;border-top:1px solid var(--line)}.appearance-label{color:var(--muted);font-size:10px}.theme-switcher{display:grid;grid-template-columns:repeat(3,1fr);padding:3px;border-radius:8px;background:var(--surface-2)}.theme-switcher button{padding:7px;border-radius:6px;color:var(--muted);background:transparent}.theme-switcher button:hover{color:var(--primary);background:var(--surface)}.user-summary{display:flex;align-items:center;gap:9px;margin-top:6px}.user-summary>span{display:grid;width:29px;height:29px;place-items:center;border-radius:50%;color:#fff;background:#766af4;font-size:12px;font-weight:700}.user-summary strong,.user-summary small{display:block}.user-summary strong{font-size:12px}.user-summary small{margin-top:2px;color:var(--green);font-size:10px}.logout-button{border:1px solid var(--line);background:transparent;color:var(--muted);font-size:12px}.main-area{width:calc(100% - 180px);margin-left:180px}.topbar{display:flex;height:64px;align-items:center;justify-content:flex-end;padding:0 24px;border-bottom:1px solid var(--line);background:var(--surface)}.topbar-right{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px}.icon-button{padding:6px 8px;color:var(--muted);background:transparent}.back-link{padding:7px 12px;border:1px solid var(--line);border-radius:16px}.mobile-brand{display:none}.content{padding:18px;overflow:hidden}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.page-heading h2{margin:0;font-size:21px}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:14px}.stat-card{display:flex;min-height:102px;align-items:flex-start;justify-content:space-between;padding:18px 20px;border:1px solid var(--line);border-radius:15px;background:var(--surface);box-shadow:var(--shadow)}.stat-label{color:var(--muted);font-size:11px}.stat-value{margin:10px 0 3px;font-size:24px;font-weight:750;letter-spacing:-.02em}.stat-description{color:var(--muted);font-size:11px}.stat-icon{display:grid;width:34px;height:34px;place-items:center;border-radius:10px;color:#6960eb;background:#6960eb18;font-size:17px}.page-panel{overflow:hidden;padding:14px;border:1px solid var(--line);border-radius:15px;background:var(--surface);box-shadow:var(--shadow)}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-heading h3{margin:0;font-size:15px}.status-pill{padding:7px 10px;border:1px solid var(--line);border-radius:15px;color:var(--muted);font-size:11px}.status-pill.online{color:var(--green)}.amount-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;padding:3px}.amount-button{height:54px;border:1px solid var(--line);border-radius:10px;color:var(--text);background:var(--surface-2);font-size:17px;font-weight:700}.amount-button:hover{border-color:var(--primary);color:var(--primary);background:#756bf50b}.issue-card{margin-top:14px;padding:16px;border:1px solid #18b88645;border-radius:11px;background:#18b8860c}.issue-card h4{margin:0 0 10px}.issue-content{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;font-size:13px}.copy-button{padding:6px 9px;border:1px solid var(--line);border-radius:7px;color:var(--primary);background:var(--surface)}.table-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:18px;padding:12px 2px;border-bottom:1px solid var(--line)}.toolbar-title{font-size:14px;font-weight:700}.toolbar-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.toolbar-actions select{min-width:104px}.table-wrap{width:100%;overflow:auto;border:1px solid var(--line);border-radius:10px}.table-wrap table{width:100%;min-width:800px;border-collapse:collapse}.code-table-wrap table{min-width:1450px}.table-wrap th,.table-wrap td{padding:12px 10px;border-bottom:1px solid var(--line);color:var(--text);font-size:11px;text-align:left;white-space:nowrap}.table-wrap th{color:#93a1b7;background:var(--surface-2);font-size:10px;letter-spacing:.06em}.table-wrap tbody tr:hover{background:#756bf507}.code-value{color:#665fee;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.mini-copy{margin-left:5px;padding:3px 5px;border:1px solid var(--line);border-radius:5px;color:var(--muted);background:transparent}.status-badge{display:inline-flex;padding:4px 7px;border-radius:6px;background:#18b88617;color:var(--green);font-size:10px}.status-badge.disabled{background:#e0526517;color:var(--danger)}.status-badge.used,.status-badge.expired{background:#9aa5b51a;color:#7d899f}.row-actions{display:flex;gap:5px}.pagination{display:flex;justify-content:flex-end;gap:6px;padding:12px 0 2px;color:var(--muted);font-size:11px}.pagination button{padding:6px 10px;border:1px solid var(--line);border-radius:6px;color:var(--text);background:var(--surface)}.pagination button.active{border-color:var(--primary);color:#fff;background:var(--primary)}.quick-generate{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:14px;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.quick-title{font-size:12px;font-weight:700}.quick-amounts{display:flex;gap:6px;flex-wrap:wrap}.quick-amount{padding:8px 11px;border:1px solid var(--line);border-radius:7px;color:var(--text);background:var(--surface-2);font-size:11px}.quick-amount.active{border-color:var(--primary);color:#fff;background:var(--primary)}.quick-generate input{width:85px;padding:8px}.filter-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:10px;padding:10px;border:1px solid var(--line);border-radius:10px;color:var(--muted);font-size:11px}.filter-bar input{flex:1;min-width:180px;padding:8px}.filter-bar select{width:105px;padding:8px}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.settings-card{display:grid;gap:10px;padding:18px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.settings-card h4{margin:0 0 5px;font-size:14px}.settings-card small{margin-top:-6px;color:var(--muted);font-size:11px}.settings-card textarea{resize:vertical;line-height:1.6}.modal{position:fixed;z-index:50;inset:0;display:grid;place-items:center;padding:18px;background:#10142680;backdrop-filter:blur(5px)}.modal-card{position:relative;width:min(560px,100%);padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:0 25px 80px #0004}.modal-card h3{margin:0 0 15px}.modal-card textarea{width:100%;padding:13px;border:1px solid var(--line);border-radius:9px;outline:0;background:var(--surface-2);color:var(--text);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;line-height:1.55;resize:vertical}.modal-close{position:absolute;top:12px;right:14px;padding:3px 8px;color:var(--muted);background:transparent;font-size:24px}.modal-card>.primary-button{width:100%;margin-top:14px}.toast{position:fixed;z-index:60;top:78px;right:22px;max-width:360px;padding:11px 15px;border:1px solid var(--line);border-radius:9px;background:var(--surface);box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(-8px);transition:.2s;font-size:12px}.toast.show{opacity:1;transform:translateY(0)}.toast.error{color:var(--danger)}
+@media(max-width:900px){.sidebar{position:static;width:100%;height:auto;border-right:0;border-bottom:1px solid var(--line)}.app-shell{display:block}.brand-block{height:58px}.sidebar-label,.sidebar-bottom{display:none}.side-nav{display:flex;padding:8px 10px;overflow:auto}.nav-item{white-space:nowrap}.main-area{width:100%;margin-left:0}.topbar{height:54px;padding:0 14px;justify-content:space-between}.mobile-brand{display:flex;align-items:center;gap:8px;font-size:12px}.back-link{display:none}.content{padding:12px}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.amount-grid{grid-template-columns:repeat(5,minmax(100px,1fr));overflow:auto}.settings-grid{grid-template-columns:1fr}.panel-heading{align-items:flex-start;flex-direction:column}.table-toolbar{align-items:flex-start;flex-direction:column}.toolbar-actions{width:100%}.toolbar-actions select{flex:1}.issue-content{grid-template-columns:1fr}}
@media(max-width:560px){.login-card{padding:25px}.stats-grid{grid-template-columns:1fr}.page-heading h2{font-size:18px}.topbar-right>span,.icon-button:first-of-type{display:none}.amount-grid{grid-template-columns:repeat(5,110px)}.quick-generate{align-items:stretch;flex-direction:column}.quick-amounts{width:100%}.quick-generate input,.quick-generate .primary-button{width:100%}.filter-bar{align-items:stretch;flex-direction:column}.filter-bar input,.filter-bar select{width:100%}.table-wrap th,.table-wrap td{padding:10px 8px}}