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

:root {
    --bg-primary: #f5f5f7;
    --bg-secondary: #ffffff;
    --bg-gradient: linear-gradient(135deg, #eef2f3 0%, #e8ebee 100%);
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --accent: #2c2c2e;
    --border: #d2d2d7;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-neumorphic: 
        8px 8px 16px rgba(0, 0, 0, 0.1),
        -8px -8px 16px rgba(255, 255, 255, 0.9);
    --shadow-neumorphic-inset:
        inset 4px 4px 8px rgba(0, 0, 0, 0.1),
        inset -4px -4px 8px rgba(255, 255, 255, 0.9);
    --shadow-hover:
        12px 12px 24px rgba(0, 0, 0, 0.15),
        -12px -12px 24px rgba(255, 255, 255, 0.9);
}

.dark-mode {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1c1c1e;
    --bg-gradient: linear-gradient(135deg, #0a0a0a 0%, #1c1c1e 100%);
    --text-primary: #f5f5f7;
    --text-secondary: #98989d;
    --accent: #f5f5f7;
    --border: #2c2c2e;
    --shadow: rgba(0, 0, 0, 0.5);
    --shadow-neumorphic: 
        8px 8px 20px rgba(0, 0, 0, 0.5),
        -8px -8px 20px rgba(50, 50, 50, 0.1);
    --shadow-neumorphic-inset:
        inset 4px 4px 10px rgba(0, 0, 0, 0.5),
        inset -4px -4px 10px rgba(50, 50, 50, 0.1);
    --shadow-hover:
        12px 12px 30px rgba(0, 0, 0, 0.6),
        -12px -12px 30px rgba(50, 50, 50, 0.15);
}

.dark-mode .body-card,
.dark-mode .upload-card,
.dark-mode .result-card,
.dark-mode .team-card,
.dark-mode .metric-card,
.dark-mode .future-card {
    background: rgba(28, 28, 30, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

body {
    font-family: 'Elms Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    background: var(--bg-gradient);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.4s ease, color 0.4s ease;
    font-weight: 400;
    letter-spacing: -0.01em;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Elms Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.dark-mode .navbar {
    background: rgba(28, 28, 30, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: 'Space Grotesk', monospace;
    letter-spacing: 0.08em;
}

.logo svg {
    color: var(--text-primary);
}

.logo-x {
    font-size: 1.75rem;
    font-weight: 900;
    background: linear-gradient(135deg, #8B0000 0%, #DC143C 30%, #FF6B6B 60%, #C41E3A 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 0.1rem;
    display: inline-block;
    transform: scale(1.2);
    position: relative;
    top: 0.15rem;
    animation: gradientShift 4s ease-in-out infinite;
    filter: drop-shadow(0 0 8px rgba(139, 0, 0, 0.4));
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 8px rgba(139, 0, 0, 0.4));
    }
    25% {
        background-position: 50% 100%;
        filter: drop-shadow(0 0 12px rgba(220, 20, 60, 0.6));
    }
    50% {
        background-position: 100% 50%;
        filter: drop-shadow(0 0 15px rgba(255, 107, 107, 0.7));
    }
    75% {
        background-position: 50% 0%;
        filter: drop-shadow(0 0 12px rgba(196, 30, 58, 0.6));
    }
    100% {
        background-position: 0% 50%;
        filter: drop-shadow(0 0 8px rgba(139, 0, 0, 0.4));
    }
}

.inline-logo {
    font-family: 'Space Grotesk', monospace;
    font-weight: 700;
    letter-spacing: 0.08em;
    display: inline-block;
    vertical-align: baseline;
}

.elevated-logo {
    font-family: 'Space Grotesk', monospace;
    font-weight: 700;
    font-size: 0.55em;
    letter-spacing: 0.08em;
    display: inline-flex;
    align-items: baseline;
    vertical-align: baseline;
}

.elevated-text {
    display: inline-block;
    position: relative;
    bottom: 0.25rem;
    font-size: 0.95em;
}

.logo-x-baseline {
    font-size: 1.75rem;
    font-weight: 900;
    background: linear-gradient(135deg, #8B0000 0%, #DC143C 30%, #FF6B6B 60%, #C41E3A 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 0.15rem;
    display: inline-block;
    transform: scale(1.2);
    animation: gradientShift 4s ease-in-out infinite;
    filter: drop-shadow(0 0 8px rgba(139, 0, 0, 0.4));
}

.dark-mode .logo-x-baseline {
    background: linear-gradient(135deg, #FF4444 0%, #FF6B6B 30%, #FF8C8C 60%, #FF4466 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
}

.dark-mode .logo-x {
    background: linear-gradient(135deg, #FF4444 0%, #FF6B6B 30%, #FF8C8C 60%, #FF4466 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--text-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a.active::after {
    width: 100%;
}

.theme-toggle {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.theme-toggle svg {
    stroke: var(--text-primary);
    fill: var(--text-primary);
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-neumorphic);
}

.light-mode .moon-icon {
    display: none;
}

.dark-mode .sun-icon {
    display: none;
}

/* Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
    opacity: 0.4;
}

.bg-animation::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: 
        linear-gradient(90deg, transparent 48%, var(--border) 49%, var(--border) 51%, transparent 52%),
        linear-gradient(0deg, transparent 48%, var(--border) 49%, var(--border) 51%, transparent 52%);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
    opacity: 0.3;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 50%;
    opacity: 0.4;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation: float 8s infinite ease-in-out;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation: float 10s infinite ease-in-out 2s;
}

.particle:nth-child(3) {
    top: 40%;
    left: 30%;
    animation: float 12s infinite ease-in-out 4s;
}

.particle:nth-child(4) {
    top: 80%;
    left: 60%;
    animation: float 9s infinite ease-in-out 1s;
}

.particle:nth-child(5) {
    top: 30%;
    left: 90%;
    animation: float 11s infinite ease-in-out 3s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.5); }
    50% { transform: translate(-30px, 50px) scale(1); }
    75% { transform: translate(30px, 30px) scale(1.2); }
}

/* X-Ray Scan Lines */
.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--text-secondary) 20%, 
        var(--text-primary) 50%, 
        var(--text-secondary) 80%, 
        transparent 100%);
    opacity: 0.3;
    box-shadow: 0 0 10px var(--text-secondary);
}

.scan-line:nth-child(6) {
    top: 20%;
    animation: scanHorizontal 6s ease-in-out infinite;
}

.scan-line:nth-child(7) {
    top: 70%;
    animation: scanHorizontal 8s ease-in-out infinite 2s;
}

@keyframes scanHorizontal {
    0%, 100% { 
        transform: translateY(0);
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    50% { 
        transform: translateY(300px);
        opacity: 0.5;
    }
    90% {
        opacity: 0.3;
    }
}

/* X-Ray Focus Box */
.xray-focus {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 1px solid var(--text-secondary);
    opacity: 0.2;
}

.xray-focus::before,
.xray-focus::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--text-primary);
}

.xray-focus::before {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
}

.xray-focus::after {
    bottom: -2px;
    right: -2px;
    border-left: none;
    border-top: none;
}

.xray-focus:nth-child(8) {
    top: 15%;
    left: 10%;
    animation: focusPulse 4s ease-in-out infinite;
}

.xray-focus:nth-child(9) {
    top: 60%;
    right: 15%;
    animation: focusPulse 5s ease-in-out infinite 1s;
}

@keyframes focusPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.1;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.3;
    }
}

/* Anatomical Line Art */
.anatomy-line {
    position: absolute;
    stroke: var(--text-secondary);
    stroke-width: 1;
    fill: none;
    opacity: 0.15;
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
}

.anatomy-line:nth-child(10) {
    top: 10%;
    left: 5%;
    width: 150px;
    height: 150px;
    animation: drawLine 8s ease-in-out infinite;
}

.anatomy-line:nth-child(11) {
    bottom: 15%;
    right: 10%;
    width: 180px;
    height: 180px;
    animation: drawLine 10s ease-in-out infinite 2s;
}

@keyframes drawLine {
    0%, 100% { 
        stroke-dashoffset: 200;
        opacity: 0;
    }
    10% {
        opacity: 0.15;
    }
    50% { 
        stroke-dashoffset: 0;
        opacity: 0.2;
    }
    90% {
        opacity: 0.15;
    }
}

/* Sections */
.section {
    min-height: 100vh;
    padding: 80px 2rem 4rem;
    display: none;
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    position: relative;
    z-index: 1;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

/* Hero */
.hero {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding: 2rem 0;
}

.hero-overlay {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, rgba(220, 20, 60, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.dark-mode .hero-overlay {
    background: radial-gradient(circle, rgba(220, 20, 60, 0.15) 0%, transparent 70%);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 2rem;
}

.hero-cta {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    font-family: 'Barlow', sans-serif;
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.hero-cta svg {
    transition: transform 0.3s ease;
}

.hero-cta:hover svg {
    transform: translateX(4px);
}

/* Info Sections */
.info-section {
    max-width: 1400px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.info-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

/* How It Works */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.step-icon {
    margin: 1.5rem auto 1.5rem;
    color: var(--text-primary);
}

.step-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

/* Why Choose */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-neumorphic-inset);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Selection Section */
.selection-section {
    max-width: 1200px;
    margin: 0 auto;
}

.selection-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

/* Body Part Selection */
.body-part-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.body-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 220px;
}

.body-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        12px 12px 24px rgba(0, 0, 0, 0.15),
        -12px -12px 24px rgba(255, 255, 255, 0.9);
}

.dark-mode .body-card:hover {
    box-shadow: 
        12px 12px 30px rgba(0, 0, 0, 0.6),
        -12px -12px 30px rgba(50, 50, 50, 0.15);
}

.card-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-neumorphic-inset);
}

.card-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.dark-mode .card-icon img {
    filter: invert(1) brightness(1.2);
}

.card-icon svg {
    width: 60px;
    height: 60px;
}

.body-card h3 {
    font-size: 1.75rem;
    margin: 0;
    font-weight: 700;
}

.body-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Upload Section */
.upload-container {
    max-width: 700px;
    margin: 0 auto;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.back-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-neumorphic);
    font-family: 'Barlow', sans-serif;
}

.back-btn:hover {
    transform: translateX(-5px);
}

.page-back-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-neumorphic);
    font-family: 'Barlow', sans-serif;
}

.page-back-btn:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow-hover);
}

.upload-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
}

.upload-card h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    font-weight: 600;
}

.upload-zone {
    border: 2px dashed var(--border);
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-primary);
}

.upload-zone:hover {
    border-color: var(--text-secondary);
    background: var(--bg-secondary);
}

.upload-zone svg {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.upload-zone p {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.upload-zone span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.preview-zone {
    position: relative;
    margin: 2rem 0;
}

.preview-zone img {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-neumorphic);
}

.remove-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-neumorphic);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.remove-btn:hover {
    background: #ff3b30;
    color: white;
    transform: rotate(90deg);
}

.predict-btn {
    width: 100%;
    padding: 1rem;
    border-radius: 12px;
    border: none;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Barlow', sans-serif;
    margin-top: 1.5rem;
}

.predict-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px var(--shadow);
}

.predict-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Results Section */
.results-container {
    max-width: 1200px;
    margin: 0 auto;
    animation: slideUp 0.5s ease;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.result-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    animation: fadeIn 0.6s ease forwards;
}

.result-card h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.main-result {
    grid-column: 1 / -1;
}

.diagnosis-content {
    text-align: center;
}

.diagnosis-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: var(--bg-primary);
    box-shadow: var(--shadow-neumorphic-inset);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.diagnosis-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.confidence-bar {
    width: 100%;
    height: 12px;
    background: var(--bg-primary);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-neumorphic-inset);
}

.confidence-fill {
    height: 100%;
    background: linear-gradient(90deg, #34c759, #30d158);
    border-radius: 6px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.confidence-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.confidence-text span {
    font-weight: 600;
    color: var(--text-primary);
}

.analysis-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.chart-card canvas {
    max-height: 300px;
}

.image-card img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-neumorphic);
}

/* Team Section */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.team-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
    animation: fadeIn 0.6s ease forwards;
}

.team-card:hover {
    transform: translateY(-8px);
}

.team-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-neumorphic);
}

.team-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.role {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-phone {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    background: var(--bg-primary);
    box-shadow: var(--shadow-neumorphic);
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.contact-phone:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.contact-phone svg {
    stroke: var(--text-primary);
}

.bio {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Metrics Section */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto 4rem;
}

.metric-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    animation: fadeIn 0.6s ease forwards;
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.metric-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

.accuracy-badge {
    background: linear-gradient(135deg, #34c759, #30d158);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
}

.metric-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-neumorphic-inset);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
}

.metric-chart {
    max-height: 200px;
    min-height: 150px;
    width: 100% !important;
    height: 200px !important;
    display: block;
}

body:not(.dark-mode) .metric-header h3,
body:not(.dark-mode) .metric-card .stat-value {
    color: #1d1d1f;
}

body.dark-mode .metric-header h3,
body.dark-mode .metric-card .stat-value {
    color: #f5f5f7;
}

body:not(.dark-mode) .stat-label {
    color: #6e6e73;
}

body.dark-mode .stat-label {
    color: rgba(245, 245, 247, 0.7);
}

.comparison-section {
    max-width: 1400px;
    margin: 4rem auto 0;
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
}

.comparison-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 600;
}

.chart-container {
    position: relative;
    width: 100%;
    height: 400px;
    margin: 0 auto;
}

#comparisonChart {
    max-height: 400px;
    min-height: 300px;
    width: 100% !important;
    height: 400px !important;
    display: block;
}

/* Future Section */
.future-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.future-card {
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow-neumorphic);
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
    animation: fadeIn 0.6s ease forwards;
    position: relative;
    overflow: hidden;
}

.future-card:hover {
    transform: translateY(-8px);
}

.future-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    border-radius: 20px;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-neumorphic);
}

.future-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.future-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.status-tag {
    display: inline-block;
    background: var(--bg-primary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-neumorphic-inset);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .body-part-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

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

    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.9rem;
    }

    .section {
        padding: 80px 1rem 1rem;
    }

    .upload-card {
        padding: 2rem 1.5rem;
    }

    .team-grid,
    .metrics-grid,
    .future-grid {
        grid-template-columns: 1fr;
    }

    .comparison-section {
        padding: 2rem 1.5rem;
    }

    #comparisonChart {
        max-height: 350px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .body-part-grid {
        grid-template-columns: 1fr;
    }

    .nav-container {
        padding: 1rem;
    }

    .logo span {
        display: none;
    }

    .hero-cta {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }

    .steps-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 2rem;
    margin-top: 4rem;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}