:root{
    --bg:#dfe5e9;
    --surface:#eef2f4;
    --surface-2:#e6ecef;
    --navy:#17324d;
    --navy-2:#234b6f;
    --blue:#2d6f9f;
    --blue-soft:#d9e7ef;
    --teal:#3d7f83;
    --teal-soft:#dcebec;
    --green:#2e7d61;
    --amber:#a86f16;
    --red:#a94a4a;
    --text:#203040;
    --muted:#6b7c8d;
    --border:#c3ced6;
    --border-strong:#aebcc6;
    --shadow:0 8px 24px rgba(28,52,73,.10);
    --shadow-hover:0 14px 32px rgba(28,52,73,.12);
    --radius:12px;
    --transition:.2s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    min-height:100vh;
    font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
    color:var(--text);
    background:var(--bg);
    overflow-x:hidden;
}
button,input{font:inherit}
button{border:0}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.background-effects{position:fixed;inset:0;pointer-events:none;z-index:-1;background:var(--bg)}
.background-grid{
    position:absolute;inset:0;opacity:.55;
    background-image:linear-gradient(rgba(35,75,111,.035) 1px,transparent 1px),
                     linear-gradient(90deg,rgba(35,75,111,.035) 1px,transparent 1px);
    background-size:32px 32px;
}
.orb{display:none}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:#d5dde2}
::-webkit-scrollbar-thumb{background:#b4c1cd;border-radius:10px}

.navbar{
    width:calc(100% - 36px);max-width:1320px;min-height:66px;margin:12px auto 0;
    padding:9px 14px 9px 12px;display:flex;align-items:center;gap:20px;
    background:var(--navy);border:1px solid #264d6d;border-radius:11px;
    box-shadow:0 6px 20px rgba(23,50,77,.13);position:sticky;top:10px;z-index:100;
}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto}
.brand-icon{
    width:40px;height:40px;display:grid;place-items:center;border-radius:8px;
    background:#2c638e;color:#fff;font-size:17px;
}
.brand-text{display:flex;flex-direction:column;gap:2px}
.brand-text strong{font-size:13px;font-weight:700;color:#fff}
.brand-text small{font-size:8px;letter-spacing:.05em;text-transform:uppercase;color:#a9bfce}
.main-nav{display:flex;align-items:center;gap:3px}
.nav-link{
    display:flex;align-items:center;gap:7px;padding:8px 11px;border-radius:7px;
    color:#b9cbd8;font-size:10px;font-weight:600;transition:var(--transition);
}
.nav-link:hover,.nav-link.active{background:#294e6d;color:#fff}
.nav-link i{font-size:10px}
.navbar-status{display:flex;align-items:center;gap:7px;color:#c5d3de;font-size:9px}
.status-dot{width:7px;height:7px;border-radius:50%;background:#4eaa7e}
.database-counter{
    padding:6px 9px;border:1px solid #3b6685;border-radius:7px;background:#1e405c;color:#c8dfed
}

.page-container{width:calc(100% - 36px);max-width:1280px;margin:0 auto;padding:34px 0 40px}
.app-view{display:none}
.app-view.active{display:block;animation:viewIn .22s ease}
@keyframes viewIn{from{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:none}}

.hero-section{text-align:center;max-width:800px;margin:10px auto 28px}
.hero-badge,.eyebrow,.module-label{
    display:inline-flex;align-items:center;gap:6px;color:#47718f;font-size:8px;
    font-weight:700;letter-spacing:.13em;text-transform:uppercase;
}
.hero-badge{
    padding:6px 9px;border:1px solid #c8dbe8;background:#e0eaef;border-radius:6px;margin-bottom:10px
}
.hero-section h1{font-size:38px;line-height:1.1;letter-spacing:-.035em;color:var(--navy);margin-bottom:9px}
.hero-section h1 span{color:var(--blue)}
.hero-section p{max-width:650px;margin:auto;color:var(--muted);font-size:11px;line-height:1.65}

.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:18px}
.module-card{
    min-height:180px;display:flex;flex-direction:column;position:relative;padding:22px;
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
    box-shadow:var(--shadow);transition:var(--transition)
}
.module-card:hover{transform:translateY(-3px);border-color:#a9bfce;box-shadow:var(--shadow-hover)}
.module-icon,.panel-icon{
    width:38px;height:38px;display:grid;place-items:center;border-radius:8px;margin-bottom:15px;font-size:15px
}
.database-module .module-icon,.panel-icon.database-module{background:var(--blue-soft);color:var(--blue)}
.compare-module .module-icon,.panel-icon.compare-module{background:var(--teal-soft);color:var(--teal)}
.module-label{display:block;margin-bottom:5px}
.module-content h2{font-size:19px;color:var(--navy);margin-bottom:6px}
.module-content p{font-size:10px;line-height:1.6;color:var(--muted);max-width:430px}
.module-action{
    margin-top:auto;padding-top:15px;color:var(--blue);font-size:10px;font-weight:700;
    display:flex;align-items:center;gap:7px
}
.compare-module .module-action{color:var(--teal)}

.workflow-card,.stat-card,.single-panel,.glass-card{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)
}
.workflow-card{padding:17px 20px;margin-bottom:15px}
.section-title{margin-bottom:15px}
.section-title h2{font-size:15px;color:var(--navy);margin-top:4px}
.workflow{display:flex;align-items:center;justify-content:space-between;gap:10px}
.workflow>div{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:9px;line-height:1.3}
.workflow b{
    width:28px;height:28px;display:grid;place-items:center;border-radius:7px;
    background:#dce5ea;color:var(--blue);font-size:9px
}
.workflow>i{color:#9aacbb;font-size:8px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stat-card{padding:13px 15px}
.stat-card span{display:block;color:#7890a2;font-size:7px;font-weight:700;letter-spacing:.12em}
.stat-card strong{display:block;margin-top:5px;color:var(--navy);font-size:15px}
.status-text{color:var(--green)!important}

.page-heading{margin:8px 0 20px}
.page-heading-row{display:flex;justify-content:space-between;align-items:center;gap:20px}
.page-heading h1{font-size:27px;color:var(--navy);letter-spacing:-.025em;margin:5px 0}
.page-heading p{font-size:10px;color:var(--muted)}
.page-count{
    min-width:105px;text-align:center;padding:10px 13px;border:1px solid var(--border);
    border-radius:8px;background:#eef2f4
}
.page-count strong{display:block;color:var(--navy);font-size:18px}
.page-count span{display:block;color:var(--muted);font-size:7px;text-transform:uppercase;letter-spacing:.08em;margin-top:2px}

.single-panel{padding:20px;margin-bottom:16px}
.panel-heading{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.panel-heading .panel-icon{margin:0}
.panel-heading h2{font-size:17px;color:var(--navy);margin:4px 0}
.panel-heading p{font-size:9px;color:var(--muted)}
.upload-form{display:flex;flex-direction:column}
.drop-zone{
    min-height:205px;padding:22px;display:flex;flex-direction:column;justify-content:center;align-items:center;
    text-align:center;gap:7px;border:1px dashed #aebdca;border-radius:10px;background:#e5ebee;cursor:pointer;transition:var(--transition)
}
.drop-zone:hover,.drop-zone.dragging{background:#dce8ed;border-color:#5d8aad}
.drop-zone strong{font-size:12px;color:var(--navy)}
.drop-zone>span:not(.upload-icon):not(.browse-button){font-size:9px;color:var(--muted)}
.drop-zone small{font-size:8px;color:#91a1af}
.upload-icon{
    width:46px;height:46px;display:grid;place-items:center;border-radius:10px;
    background:var(--blue-soft);color:var(--blue);font-size:18px;margin-bottom:2px
}
.compare-upload-icon{background:var(--teal-soft);color:var(--teal)}
.browse-button{
    display:inline-flex;align-items:center;gap:6px;margin-top:3px;padding:7px 10px;border:1px solid #c8d6e1;
    border-radius:6px;background:#eef2f4;color:#47657c;font-size:8px;font-weight:700
}
.selected-files-summary{
    min-height:31px;margin:8px 0;padding:7px 9px;border:1px solid var(--border);
    border-radius:7px;background:#e5ebee;color:var(--muted);font-size:8px;display:flex;align-items:center
}
.preview-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;max-height:90px;overflow:auto;margin-bottom:9px}
.preview-item{position:relative;aspect-ratio:1;overflow:hidden;border:1px solid var(--border);border-radius:6px;background:#d9e1e5}
.preview-item img{width:100%;height:100%;object-fit:cover}
.preview-item-overlay{position:absolute;inset:auto 0 0;padding:12px 4px 4px;background:linear-gradient(transparent,rgba(10,30,45,.8));font-size:6px}
.query-preview{margin-bottom:9px}
.query-preview-card{display:flex;align-items:center;gap:8px;padding:7px;border:1px solid var(--border);border-radius:7px;background:#e5ebee}
.query-preview-card img{width:52px;height:52px;object-fit:cover;border-radius:5px}
.query-preview-information{display:flex;flex-direction:column;gap:3px}
.query-preview-information strong{font-size:9px;color:var(--navy)}
.query-preview-information span{font-size:7px;color:var(--muted)}
.primary-button{
    width:100%;min-height:38px;margin-top:5px;padding:0 12px;display:flex;justify-content:space-between;align-items:center;
    border-radius:7px;background:var(--blue);color:#fff;cursor:pointer;font-size:9px;font-weight:700;transition:var(--transition)
}
.primary-button:hover{background:#245d86;transform:translateY(-1px)}
.compare-button{background:var(--teal)}
.compare-button:hover{background:#316c70}
.danger-button{
    min-height:34px;padding:0 10px;display:flex;align-items:center;gap:6px;border:1px solid #e2caca;
    border-radius:6px;background:#eef2f47f7;color:var(--red);cursor:pointer;font-size:8px;font-weight:700
}

.database-section-header,.result-header{display:flex;justify-content:space-between;align-items:center;gap:15px;padding-bottom:13px;border-bottom:1px solid var(--border);margin-bottom:15px}
.database-section-header h2,.result-header h2{font-size:17px;color:var(--navy);margin:4px 0}
.database-section-header p{font-size:9px;color:var(--muted)}
.database-gallery{display:grid;grid-template-columns:repeat(6,1fr);gap:9px}
.database-image-card{min-width:0;border:1px solid var(--border);border-radius:7px;overflow:hidden;background:#eef2f4}
.database-image-wrapper{position:relative;aspect-ratio:1;overflow:hidden;background:#d9e1e5}
.database-image-wrapper img{width:100%;height:100%;object-fit:cover}
.database-image-information{padding:7px}
.database-image-information strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:7px;color:#516577}
.delete-image-button{
    position:absolute;right:5px;top:5px;width:25px;height:25px;border-radius:5px;
    background:rgba(255,255,255,.92);color:var(--red);cursor:pointer;font-size:9px
}
.empty-database-state{text-align:center;padding:35px 10px;color:var(--muted)}
.empty-database-state>span,.empty-database-state>i{font-size:28px;color:#89a0b1}
.empty-database-state h3{font-size:13px;color:var(--navy);margin:8px 0 4px}
.empty-database-state p{font-size:9px}

.result-section{padding:20px!important;margin-top:16px}
.classification-badge{min-height:32px;padding:0 11px;display:inline-flex;align-items:center;gap:6px;border-radius:6px;font-size:8px;font-weight:800;letter-spacing:.04em}
.badge-full{background:#f0dddd;color:var(--red);border:1px solid #edc9c9}
.badge-near{background:#eef2f47e7;color:var(--amber);border:1px solid #ecd9ad}
.badge-unique{background:#dcece4;color:var(--green);border:1px solid #c5dfd2}
.comparison-visual{display:grid;grid-template-columns:minmax(0,1fr) 80px minmax(0,1fr);align-items:center;gap:12px;max-width:850px;margin:18px auto}
.comparison-image-card{text-align:center;min-width:0}
.image-card-label{display:block;margin-bottom:7px;color:#718697;font-size:7px;font-weight:700;letter-spacing:.12em}
.comparison-image-wrapper{aspect-ratio:16/10;overflow:hidden;border:1px solid var(--border);border-radius:8px;background:#d9e1e5}
.comparison-image-wrapper img{width:100%;height:100%;object-fit:cover}
.comparison-image-card>strong{display:block;margin-top:7px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#516577;font-size:8px}
.versus-indicator{display:flex;align-items:center;gap:5px}
.versus-line{flex:1;height:1px;background:#ccd6df}
.versus-indicator>div{width:45px;height:45px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:50%;background:#edf4f8;border:1px solid #cfdee8;color:var(--blue)}
.versus-indicator i{font-size:10px}.versus-indicator strong{font-size:7px}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:13px}
.metric-card{min-height:62px;padding:9px;display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:7px;background:#f9fbfc}
.metric-icon{width:29px;height:29px;display:grid;place-items:center;border-radius:6px;background:var(--blue-soft);color:var(--blue);font-size:10px}
.metric-card div{display:flex;flex-direction:column;gap:2px}.metric-card small{font-size:7px;color:var(--muted)}.metric-card strong{font-size:13px;color:var(--navy)}
.analysis-panel{padding:13px;border:1px solid var(--border);border-radius:8px;background:#f9fbfc}
.analysis-panel-heading{margin-bottom:10px}.analysis-panel-heading h3{font-size:12px;color:var(--navy);margin-top:3px}
.similarity-item{margin-bottom:9px}.similarity-information{display:flex;justify-content:space-between;margin-bottom:4px;font-size:8px;color:#5f7282}.similarity-information i{width:13px;color:var(--blue)}.similarity-information strong{color:var(--navy)}
.progress-track{height:5px;border-radius:10px;background:#e1e8ee;overflow:hidden}.progress-fill{height:100%;width:0;background:var(--blue);border-radius:10px;transition:width .7s ease}
.unique-image-placeholder{display:flex;align-items:center;justify-content:center;color:var(--green);font-size:30px}
.flash-container{margin:0 0 14px}.flash-message{min-height:38px;padding:8px 10px;display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:7px;background:#eef2f4;box-shadow:var(--shadow);font-size:9px;color:#53697a}.flash-success .flash-icon{color:var(--green)}.flash-warning .flash-icon{color:var(--amber)}.flash-error .flash-icon{color:var(--red)}.flash-close{margin-left:auto;background:transparent;color:#8293a0;cursor:pointer}

.processing-overlay{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(20,39,57,.45);backdrop-filter:blur(3px);z-index:500}
.processing-overlay[aria-hidden="false"]{display:flex}
.processing-card{width:min(440px,calc(100% - 30px));padding:26px;background:#eef2f4;border:1px solid var(--border);border-radius:12px;box-shadow:0 24px 70px rgba(20,39,57,.22);text-align:center}
.scanner-animation{width:70px;height:70px;margin:0 auto 12px;position:relative;display:grid;place-items:center}
.scanner-ring{position:absolute;border:1px solid #9db8ca;border-radius:50%;inset:5px}.ring-two{inset:13px}.ring-three{inset:21px}.scanner-center{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}
.processing-label{font-size:8px;font-weight:700;letter-spacing:.13em;color:#6d8799}.processing-card h2{font-size:17px;color:var(--navy);margin:6px 0}.processing-card p{font-size:9px;color:var(--muted);margin-bottom:13px}.processing-progress{height:5px;background:#e2e8ed;border-radius:10px;overflow:hidden}.processing-progress span{display:block;height:100%;width:0;background:var(--blue)}.processing-steps{display:flex;justify-content:space-between;margin-top:10px;color:#a0adb8;font-size:7px}.processing-step.active{color:var(--blue);font-weight:700}

.footer{width:calc(100% - 36px);max-width:1280px;margin:0 auto;padding:16px 0 22px;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:15px;color:#788a99;font-size:8px}.footer strong{color:#536a7b}

@media(max-width:900px){
    .navbar{flex-wrap:wrap}.brand{margin-right:0}.navbar-status{margin-left:auto}.main-nav{order:3;width:100%;justify-content:center}.module-grid{grid-template-columns:1fr}.database-gallery{grid-template-columns:repeat(4,1fr)}
}
@media(max-width:650px){
    .page-container{width:calc(100% - 20px);padding-top:22px}.navbar{width:calc(100% - 20px)}
    .navbar-status{display:none}.hero-section h1{font-size:29px}.workflow{flex-wrap:wrap;justify-content:center}
    .stats-grid,.metric-grid{grid-template-columns:repeat(2,1fr)}.database-gallery{grid-template-columns:repeat(3,1fr)}
    .page-heading-row{align-items:flex-start}.page-count{min-width:85px}.comparison-visual{grid-template-columns:1fr}.versus-indicator{transform:rotate(90deg);width:80px;margin:auto}.footer{width:calc(100% - 20px);flex-direction:column}
}