:root {
    --bg-primary: #020617;
    --bg-secondary: #0b1120;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.8);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-primary: #00f2fe;
    --accent-secondary: #8b5cf6;
    --accent-glow: #4cc9f0;
    --accent-gradient: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    --glass-border: rgba(255, 255, 255, 0.08);

    --success: #00d26a;
    --success-bg: rgba(0, 210, 106, 0.1);
    --danger: #f92f60;
    --danger-bg: rgba(249, 47, 96, 0.1);

    --border-color: rgba(255, 255, 255, 0.05);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.15);

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}


.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 15s infinite ease-in-out;
}

.orb-1 {
    width: 60vh;
    height: 60vh;
    background: var(--accent-primary);
    top: -20vh;
    right: -10vw;
    animation-delay: 0s;
}

.orb-2 {
    width: 50vh;
    height: 50vh;
    background: var(--accent-secondary);
    bottom: -10vh;
    left: -10vw;
    animation-delay: -5s;
}

.orb-3 {
    width: 40vh;
    height: 40vh;
    background: radial-gradient(circle, var(--accent-primary), transparent);
    top: 40%;
    left: 40%;
    animation-delay: -10s;
    opacity: 0.15;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0);
    }

    33% {
        transform: translate(30px, -50px);
    }

    66% {
        transform: translate(-20px, 20px);
    }
}

@keyframes slideUpFade {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulseGlow {

    0%,
    100% {
        box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
    }

    50% {
        box-shadow: 0 0 30px rgba(139, 92, 246, 0.4);
    }
}

@keyframes scanLine {
    0% {
        top: 0;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        top: 100%;
        opacity: 0;
    }
}


.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.05),
            transparent);
    transition: 0.5s;
    pointer-events: none;
}

.glass-card:hover::before {
    left: 100%;
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}


.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand-text .highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
}

.nav-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--success-bg);
    border: 1px solid rgba(0, 210, 106, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--success);
    box-shadow: 0 0 10px rgba(0, 210, 106, 0.1);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 10px var(--success);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 10px var(--success);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.2);
        box-shadow: 0 0 20px var(--success);
    }
}


.hero {
    position: relative;
    z-index: 1;
    padding: 8rem 1.5rem 3rem;
    text-align: center;
    animation: slideUpFade 0.8s ease-out;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.1);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(6, 182, 212, 0.3));
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}


.container {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
}


.upload-section {
    margin-bottom: 4rem;
    animation: slideUpFade 0.8s ease-out 0.2s backwards;
}

.upload-card {
    padding: 1.5rem;
}

.upload-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    background: rgba(2, 6, 23, 0.3);
}

.upload-zone:hover {
    border-color: var(--accent-primary);
    background: rgba(6, 182, 212, 0.05);
    box-shadow: inset 0 0 20px rgba(6, 182, 212, 0.05);
}

.upload-zone.dragover {
    border-color: var(--accent-primary);
    background: rgba(6, 182, 212, 0.1);
    transform: scale(1.01);
}

.upload-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-fast);
}

.upload-zone:hover .upload-icon {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.upload-icon svg {
    width: 32px;
    height: 32px;
}

.upload-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.upload-subtitle {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.upload-formats {
    display: flex;
    gap: 0.75rem;
}

.upload-formats span {
    padding: 0.25rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
}


.preview-container {
    display: none;
    position: relative;
    margin-bottom: 2rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
}

.preview-container.active {
    display: block;
    animation: slideUpFade 0.5s ease-out;
}

.preview-container img {
    width: 100%;
    max-height: 500px;
    object-fit: contain;
    background: #000;
    display: block;

}


.scanner-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary), 0 0 20px var(--accent-secondary);
    z-index: 10;
    display: none;
}

.preview-container.scanning .scanner-line {
    display: block;
    animation: scanLine 2s linear infinite;
}

.preview-container.scanning::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(6, 182, 212, 0.1) 0%, transparent 100%);
    animation: scanLine 2s linear infinite;
    pointer-events: none;
}

.btn-clear {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 20;
}

.btn-clear:hover {
    background: var(--danger);
    transform: rotate(90deg);
}


.btn-analyze {
    width: 100%;
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    cursor: pointer;
    transition: all var(--transition-bounce);
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.btn-analyze::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    transition: 0.5s;
    pointer-events: none;
}

.btn-analyze:not(:disabled):hover::before {
    left: 100%;
}

.btn-analyze:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-card);
    color: var(--text-muted);
    box-shadow: none;
}

.btn-analyze:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.6);
}

.btn-analyze .btn-arrow {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-bounce);
}

.btn-analyze:not(:disabled):hover .btn-arrow {
    transform: translateX(4px);
}

.btn-analyze.loading .btn-text,
.btn-analyze.loading .btn-arrow {
    display: none;
}

.btn-loader {
    display: none;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-analyze.loading .btn-loader {
    display: block;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}


.results-section {
    display: none;
    margin-bottom: 4rem;
}

.results-section.active {
    display: block;
    animation: slideUpFade 0.6s ease-out;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 800;
}

.btn-download {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-download:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
    transform: translateY(-2px);
}

.btn-download svg {
    width: 18px;
    height: 18px;
}


.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.1);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    font-size: 1.5rem;
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-icon.total {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-primary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.1);
}

.stat-icon.safe {
    background: var(--success-bg);
    color: var(--success);
    box-shadow: 0 0 15px rgba(0, 210, 106, 0.1);
}

.stat-icon.danger {
    background: var(--danger-bg);
    color: var(--danger);
    box-shadow: 0 0 15px rgba(249, 47, 96, 0.1);
}

.stat-card.safe {
    border-color: rgba(0, 210, 106, 0.2);
}

.stat-card.safe:hover {
    box-shadow: 0 0 20px rgba(0, 210, 106, 0.15);
}

.stat-card.danger {
    border-color: rgba(249, 47, 96, 0.2);
}

.stat-card.danger:hover {
    box-shadow: 0 0 20px rgba(249, 47, 96, 0.15);
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}


.result-image-container {
    padding: 0.5rem;
    margin-bottom: 2rem;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.result-image-container img {
    max-width: 100%;
    max-height: 500px;
    border-radius: var(--radius-md);
}


.detections-list {
    padding: 1.5rem;
}

.list-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.detections-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.detections-items::-webkit-scrollbar {
    width: 6px;
}

.detections-items::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

.detection-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    border-left: 4px solid;
    transition: all var(--transition-fast);
}

.detection-item:hover {
    transform: translateX(4px);
    background: var(--bg-card-hover);
}

.detection-item.safe {
    border-left-color: var(--success);
}

.detection-item.danger {
    border-left-color: var(--danger);
}

.detection-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.detection-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1rem;
    font-weight: 800;
}

.detection-item.safe .detection-icon {
    background: var(--success-bg);
    color: var(--success);
}

.detection-item.danger .detection-icon {
    background: var(--danger-bg);
    color: var(--danger);
}

.detection-text {
    font-weight: 600;
    font-size: 0.9rem;
}

.detection-confidence {
    padding: 0.25rem 0.75rem;
    background: var(--bg-card);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}


.samples-section {
    text-align: center;
    margin-top: 6rem;
    animation: slideUpFade 0.8s ease-out 0.4s backwards;
}

.section-subtitle {
    color: var(--text-muted);
    margin-top: 0.5rem;
    margin-bottom: 2.5rem;
}

.samples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.sample-card {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.sample-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.3);
    border-color: var(--accent-primary);
    z-index: 10;
}

.sample-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.sample-card:hover img {
    transform: scale(1.1);
}

.sample-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 6, 23, 0.9), transparent);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.sample-card:hover .sample-overlay {
    opacity: 1;
}

.sample-overlay span {
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
}


.footer {
    position: relative;
    z-index: 1;
    padding: 4rem 2rem;
    text-align: center;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
    background: rgba(2, 6, 23, 0.5);
}

.footer-content {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-content .highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

.footer-note {
    margin-top: 0.75rem;
    font-size: 0.8rem;
    opacity: 0.7;
}


@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
        background: rgba(2, 6, 23, 0.95);
    }

    .hero {
        padding: 7rem 1rem 3rem;
    }

    .container {
        padding: 0 1rem 2rem;
    }

    .upload-zone {
        padding: 2rem 1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .results-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .hero-title {
        font-size: 2rem;
    }

    .btn-analyze {
        font-size: 1rem;
        padding: 1rem;
    }

    .samples-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}