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

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: #1f1f1f;
    --bg-form: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent: #14b8a6;
    --accent-dark: #0d9488;
    --border: #333333;
    --required: #ef4444;
    --badge-bg: #2a2a2a;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 1rem 0;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 2rem;
}

.header-container .logo {
    justify-self: start;
}

.header-container .nav {
    justify-self: center;
}

.header-container .theme-toggle {
    justify-self: end;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #3A7083;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.875rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 600;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent);
}

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

.nav-link:hover::after {
    width: 100%;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    position: relative;
    width: 32px;
    height: 32px;
}

.theme-toggle:hover {
    transform: rotate(15deg);
}

.theme-toggle svg {
    position: absolute;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.theme-toggle .sun-icon {
    opacity: 0;
    transform: rotate(90deg);
}

[data-theme="light"] .theme-toggle .moon-icon {
    opacity: 0;
    transform: rotate(-90deg);
}

[data-theme="light"] .theme-toggle .sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 0;
    position: relative;
}

.hero-badge {
    display: inline-block;
    background-color: var(--badge-bg);
    color: var(--text-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .hero-title {
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-brand {
    display: inline-block;
    margin-top: 0.5rem;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: #3A7083;
    color: #ffffff;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    margin-bottom: 3rem;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(58, 112, 131, 0.4);
    background-color: #2d5a6b;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
}

.check-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--text-primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
}

/* Admin Dashboard Preview Section */
.admin-preview {
    padding: 6rem 0;
    background-color: var(--bg-primary);
    position: relative;
}

.dashboard-image-container {
    max-width: 1400px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
    background-color: var(--bg-secondary);
}

.dashboard-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
}

.section-badge {
    display: inline-block;
    background-color: var(--badge-bg);
    color: var(--text-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3rem;
    line-height: 1.7;
    text-align: center;
}

/* Features Section */
.features {
    background-color: var(--bg-primary);
    text-align: center;
}

.features .container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.features .section-badge {
    margin-left: auto;
    margin-right: auto;
}

.features .section-title {
    margin-left: auto;
    margin-right: auto;
}

.features .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border-color: var(--accent);
}

.feature-icon {
    width: 40px;
    height: 40px;
    background-color: var(--badge-bg);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    flex-shrink: 0;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.feature-title span {
    flex: 1;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    background-color: var(--bg-primary);
    text-align: center;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.step {
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: #3A7083;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 300px;
    margin: 0 auto;
}

/* Get in Touch Section */
.get-in-touch {
    background-color: var(--bg-secondary);
    padding: 6rem 0;
}

.contact-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.contact-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--bg-form);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.required {
    color: var(--required);
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.3s ease;
    flex: 1;
    min-width: 120px;
    justify-content: center;
}

.radio-label:hover {
    border-color: #3A7083;
    background-color: var(--bg-secondary);
}

.radio-label input[type="radio"] {
    margin-right: 0.5rem;
    cursor: pointer;
    accent-color: #3A7083;
}

.radio-label input[type="radio"]:checked + span {
    color: #3A7083;
    font-weight: 600;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #3A7083;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-secondary);
}

.submit-button {
    width: 100%;
    padding: 1.25rem;
    background-color: #3A7083;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
    margin-top: 1rem;
}

.submit-button:hover:not(:disabled) {
    background-color: #2d5a6b;
    transform: translateY(-2px);
}

.submit-button:active:not(:disabled) {
    transform: translateY(0);
}

.submit-button:disabled {
    background-color: #6b7280;
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Footer */
.footer {
    background-color: var(--bg-primary);
    padding: 2rem 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-container {
        padding: 0 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .header-container {
        grid-template-columns: 1fr;
        padding: 0 1.5rem;
        gap: 1rem;
    }

    .header-container .logo {
        justify-self: center;
    }

    .header-container .nav {
        justify-self: center;
        order: 2;
    }

    .header-container .theme-toggle {
        position: absolute;
        top: 1rem;
        right: 1.5rem;
    }

    .nav {
        gap: 1rem;
        font-size: 0.875rem;
    }


    .hero {
        min-height: 80vh;
        padding: 3rem 0;
    }

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

    .steps-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }

    .radio-group {
        flex-direction: column;
    }

    .radio-label {
        width: 100%;
    }

    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .header .container {
        flex-wrap: wrap;
    }

    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
    }

    .theme-toggle {
        order: 2;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background-color: var(--accent);
    color: var(--text-primary);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-form: #f9f9f9;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --accent: #14b8a6;
    --accent-dark: #0d9488;
    --border: #e0e0e0;
    --required: #ef4444;
    --badge-bg: #e5e5e5;
}

[data-theme="light"] body::before {
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
}

[data-theme="light"] .header {
    background-color: rgba(245, 245, 245, 0.95);
}

[data-theme="light"] .check-icon {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

[data-theme="light"] .cta-button:hover {
    box-shadow: 0 10px 30px rgba(58, 112, 131, 0.3);
}