/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Soft Blending Light Color Palette */
    --primary-base: #F8F9FB;
    --secondary-base: #F1F4F8;
    --tertiary-base: #EDF2F7;
    --quaternary-base: #E2E8F0;
    --primary-accent: #4169E1;
    --secondary-accent: #5B9BD5;
    --light-accent: #87CEEB;
    --dark-accent: #0F4C95;
    --text-primary: #2D3748;
    --text-secondary: #4A5568;
    --text-light: #718096;
    --white: #FFFFFF;
    --off-white: #FAFAFA;
    --gray-100: #F7FAFC;
    --gray-200: #EDF2F7;
    --gray-300: #E2E8F0;
    --gray-400: #CBD5E0;
    --gray-500: #A0AEC0;
    --gray-600: #718096;
    --gray-700: #4A5568;
    --gray-800: #2D3748;
    --gray-900: #1A202C;
    
    /* Enhanced Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Consistent Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 5rem;
    
    /* Unified Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    
    /* Enhanced Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(65, 105, 225, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(65, 105, 225, 0.1), 0 2px 4px -1px rgba(65, 105, 225, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(65, 105, 225, 0.1), 0 4px 6px -2px rgba(65, 105, 225, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(65, 105, 225, 0.1), 0 10px 10px -5px rgba(65, 105, 225, 0.04);
    --shadow-accent: 0 10px 20px rgba(65, 105, 225, 0.15);
    --shadow-dark: 0 10px 20px rgba(15, 76, 149, 0.2);
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--primary-base) 0%, var(--secondary-base) 100%);
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Enhanced Navigation */
.navbar {
    background: linear-gradient(135deg, 
        rgba(248, 249, 251, 0.95) 0%, 
        rgba(241, 244, 248, 0.95) 50%, 
        rgba(237, 242, 247, 0.1) 100%);
    border-bottom: 2px solid var(--primary-accent);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-dark);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 85px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: transform 0.3s ease;
}

.nav-logo:hover {
    transform: translateY(-2px);
}



.nav-logo h2 {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: var(--font-weight-bold);
    font-size: 1.6rem;
    margin: 0;
    text-shadow: 0 2px 4px rgba(65, 105, 225, 0.2);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 1.05rem;
    transition: all 0.3s ease;
    position: relative;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.nav-link:hover {
    color: var(--primary-accent);
    background: rgba(65, 105, 225, 0.08);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    transition: width 0.3s ease;
    border-radius: 1px;
}

.nav-link:hover::after {
    width: 80%;
}

.nav-link.active {
    color: var(--primary-accent);
    background: rgba(65, 105, 225, 0.08);
}

.nav-link.active::after {
    width: 80%;
}

.nav-auth {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

/* Enhanced Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    box-shadow: var(--shadow-accent);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(65, 105, 225, 0.4);
    background: linear-gradient(135deg, var(--secondary-accent), var(--light-accent));
}

.btn-secondary {
    background: linear-gradient(135deg, transparent, rgba(65, 105, 225, 0.1));
    color: var(--primary-accent);
    border: 2px solid var(--primary-accent);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-secondary:hover::before {
    width: 100%;
}

.btn-secondary:hover {
    color: var(--primary-black);
    transform: translateY(-3px);
    box-shadow: var(--shadow-accent);
}

.btn-outline {
    background: linear-gradient(135deg, transparent, rgba(65, 105, 225, 0.1));
    color: var(--primary-accent);
    border: 2px solid var(--primary-accent);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-outline:hover::before {
    width: 100%;
}

.btn-outline:hover {
    color: var(--primary-black);
    transform: translateY(-3px);
    box-shadow: var(--shadow-accent);
}

.btn-primary.large,
.btn-outline.large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

.full-width {
    width: 100%;
}

/* Enhanced Hero Section */
.hero {
    height: 100vh;
    min-height: 800px;
    background: linear-gradient(135deg, 
        var(--primary-base) 0%, 
        var(--secondary-base) 25%, 
        var(--tertiary-base) 50%, 
        rgba(65, 105, 225, 0.08) 75%, 
        var(--secondary-base) 100%);
    display: flex;
    align-items: center;
    padding-top: 85px;
    padding-bottom: var(--spacing-3xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(65, 105, 225, 0.08), transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(135, 206, 235, 0.12), transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
    height: 100%;
    min-height: 600px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 4px 8px rgba(65, 105, 225, 0.2);
}

.highlight {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(65, 105, 225, 0.25));
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
    font-weight: var(--font-weight-normal);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    align-items: center;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-container {
    position: relative;
    max-width: 750px;
    width: 100%;
    transition: transform 0.3s ease;
}

.hero-image-container:hover {
    transform: scale(1.02);
}

.hero-image-container:hover .hero-main-image {
    filter: brightness(1.1) contrast(1.15) saturate(1.1);
    box-shadow: 0 30px 60px rgba(65, 105, 225, 0.2), 
                0 20px 40px rgba(135, 206, 235, 0.15),
                0 0 0 1px rgba(65, 105, 225, 0.15);
}

.hero-main-image {
    width: 100%;
    height: 650px;
    object-fit: cover;
    border-radius: var(--radius-2xl);
    box-shadow: 0 25px 50px rgba(65, 105, 225, 0.15), 
                0 15px 30px rgba(135, 206, 235, 0.1),
                0 0 0 1px rgba(65, 105, 225, 0.1);
    display: block;
    filter: brightness(1.05) contrast(1.1);
    transition: all 0.3s ease;
}

.hero-image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(65, 105, 225, 0.1), 
        rgba(135, 206, 235, 0.08), 
        rgba(248, 249, 251, 0.05));
    border-radius: var(--radius-2xl);
    z-index: 2;
    pointer-events: none;
    opacity: 0.3;
    transition: opacity 0.3s ease;
}

.hero-image-container:hover::after {
    opacity: 0.5;
}



/* Enhanced Features Section */
.features {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, 
        var(--primary-base) 0%, 
        var(--secondary-base) 50%, 
        var(--tertiary-base) 100%);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(65, 105, 225, 0.05), transparent 70%);
    pointer-events: none;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    position: relative;
    z-index: 1;
}

.section-header h2 {
    font-size: 2.8rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-header p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    font-weight: var(--font-weight-normal);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: white;
    padding: 0;
    border-radius: var(--radius-2xl);
    text-align: center;
    border: 2px solid var(--primary-accent);
    transition: all 0.4s ease;
    overflow: hidden;
    position: relative;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(65, 105, 225, 0.05), 
        rgba(255, 255, 255, 0.3));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-12px);
    border-color: var(--primary-accent);
    box-shadow: var(--shadow-accent), 0 25px 50px rgba(65,105,225,0.15);
}

.feature-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.feature-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(65, 105, 225, 0.2), 
        rgba(255, 255, 255, 0.1), 
        rgba(248, 249, 251, 0.3));
    z-index: 1;
    transition: opacity 0.4s ease;
}

.feature-card:hover .feature-image::after {
    opacity: 0.7;
}

.feature-card:hover .feature-image img {
    transform: scale(1.08);
}

.feature-card .feature-icon-large,
.feature-card h3,
.feature-card p {
    padding: 0 var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.feature-icon-large {
    font-size: 3.2rem;
    margin-bottom: var(--spacing-md);
    padding-top: var(--spacing-lg);
    filter: drop-shadow(0 2px 4px rgba(65, 105, 225, 0.3));
}

.feature-card h3 {
    font-size: 1.6rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    padding-bottom: var(--spacing-xl);
    font-weight: var(--font-weight-normal);
}

/* Enhanced CTA Section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, 
        var(--secondary-base) 0%, 
        var(--tertiary-base) 25%, 
        var(--quaternary-base) 50%, 
        var(--primary-base) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(65, 105, 225, 0.1), transparent 60%),
                radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.3), transparent 60%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.8rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    font-weight: var(--font-weight-bold);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.cta-content p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-weight: var(--font-weight-normal);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.85) 0%, 
        rgba(26, 26, 26, 0.8) 50%, 
        rgba(65, 105, 225, 0.05) 100%);
    backdrop-filter: blur(15px);
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: linear-gradient(135deg, 
        var(--secondary-black) 0%, 
        var(--tertiary-black) 100%);
    margin: 3% auto;
    border: 2px solid var(--primary-accent);
    border-radius: var(--radius-2xl);
    width: 90%;
    max-width: 520px;
    max-height: 94vh;
    overflow: hidden;
    box-shadow: var(--shadow-xl), var(--shadow-accent);
    backdrop-filter: blur(15px);
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 2px solid rgba(65, 105, 225, 0.3);
    background: linear-gradient(135deg, 
        rgba(65, 105, 225, 0.05), 
        rgba(45, 45, 45, 0.1));
    flex-shrink: 0;
    min-height: 60px;
}

.modal-header h3 {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.6rem;
    font-weight: var(--font-weight-semibold);
}

.close {
    color: var(--gray-400);
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
}

.close:hover {
    color: var(--primary-accent);
    background: rgba(65, 105, 225, 0.1);
    transform: scale(1.1);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
    max-height: calc(94vh - 120px);
}

.auth-tabs {
    display: flex;
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(65, 105, 225, 0.3);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--gray-800), var(--gray-700));
    color: var(--gray-300);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: var(--font-weight-medium);
    position: relative;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--dark-accent), var(--primary-accent));
    color: var(--white);
    font-weight: var(--font-weight-semibold);
}

.tab-btn:not(.active):hover {
    color: var(--primary-accent);
    background: linear-gradient(135deg, var(--gray-700), var(--gray-600));
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
    overflow: hidden;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    width: 100%;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    width: 100%;
    min-width: 0;
}

.form-group label {
    color: var(--gray-200);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.form-group input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid rgba(65, 105, 225, 0.3);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--gray-800), var(--gray-700));
    color: var(--white);
    font-size: 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    font-weight: var(--font-weight-normal);
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.form-group input::placeholder {
    color: var(--gray-400);
    font-style: italic;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-accent);
    box-shadow: 0 0 0 3px rgba(65, 105, 225, 0.2);
    background: linear-gradient(135deg, var(--gray-700), var(--gray-600));
    transform: translateY(-1px);
}

.auth-switch {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--gray-300);
    font-weight: var(--font-weight-normal);
}

.auth-switch a {
    color: var(--primary-accent);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all 0.3s ease;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    display: inline-block;
}

.auth-switch a:hover {
    color: var(--secondary-accent);
    background: rgba(65, 105, 225, 0.1);
    transform: translateY(-1px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 800px;
    }
    
    .feature-card:nth-child(3) {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-container {
        height: 75px;
    }
    
    .hero {
        padding-top: 75px;
        min-height: 90vh;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
        padding: 0 var(--spacing-md);
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 3.2rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-cta {
        justify-content: center;
        gap: var(--spacing-md);
    }
    
    .hero-main-image {
        height: 450px;
    }
    
    .hero-image-container {
        max-width: 550px;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .section-header p {
        font-size: 1.1rem;
    }
    
    .feature-image {
        height: 180px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        gap: var(--spacing-lg);
    }
    
    .feature-card h3 {
        font-size: 1.4rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 5% auto;
        width: 95%;
        max-width: 480px;
        max-height: 92vh;
        border-radius: var(--radius-xl);
    }
    
    .modal-body {
        padding: var(--spacing-md);
        max-height: calc(92vh - 100px);
    }
    
    .cta-content h2 {
        font-size: 2.2rem;
    }
    
    .cta-content p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 var(--spacing-sm);
        height: 70px;
    }
    
    .hero {
        padding-top: 70px;
        min-height: 85vh;
    }
    
    .logo-image {
        height: 45px;
    }
    
    .nav-logo h2 {
        font-size: 1.3rem;
    }
    
    .nav-auth {
        gap: var(--spacing-sm);
    }
    
    .nav-auth button {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.95rem;
    }
    
    .hero-title {
        font-size: 2.6rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-main-image {
        height: 400px;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .feature-card {
        margin: 0 var(--spacing-sm);
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 360px) {
    .nav-container {
        height: 65px;
    }
    
    .hero {
        padding-top: 65px;
        min-height: 80vh;
    }
    
    .nav-logo h2 {
        font-size: 1.1rem;
    }
    
    .logo-image {
        height: 40px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-container {
        padding: 0 var(--spacing-sm);
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 2.2rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .btn-primary.large,
    .btn-outline.large {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .hero-main-image {
        height: 350px;
    }
    
    .section-header h2 {
        font-size: 1.6rem;
    }
    
    .section-header p {
        font-size: 1rem;
    }
    
    .cta-content h2 {
        font-size: 1.6rem;
    }
    
    .modal-content {
        margin: 2% auto;
        width: 98%;
        max-width: 350px;
        max-height: 96vh;
    }
    
    .modal-body {
        padding: var(--spacing-sm);
        max-height: calc(96vh - 80px);
    }
    
    .form-group input {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.95rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.hero-visual {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.4s;
}

/* Toast Messages */
.toast-message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: var(--radius-md);
    color: var(--white);
    font-weight: var(--font-weight-medium);
    z-index: 10000;
    max-width: 400px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.toast-error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.toast-info {
    background: linear-gradient(135deg, var(--primary-accent), var(--dark-accent));
}

/* User Greeting */
.user-greeting {
    color: var(--white);
    font-weight: var(--font-weight-medium);
    margin-right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Loading state for buttons */
.btn-primary:disabled,
.btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Enhanced form validation */
.form-group input:invalid {
    border-color: #ef4444;
}

.form-group input:valid {
    border-color: #10b981;
}

/* Smooth transitions for all interactive elements */
* {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Mobile toast adjustments */
@media (max-width: 768px) {
    .toast-message {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
        margin: 0 auto;
    }
    
    .user-greeting {
        font-size: 0.9rem;
        margin-right: var(--spacing-sm);
        padding: var(--spacing-xs);
    }
}

/* Additional mobile navigation adjustments */
@media (max-width: 480px) {
    .nav-auth {
        align-items: stretch;
    }
    
    .user-greeting {
        text-align: center;
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
        font-size: 0.8rem;
    }
}