/* ============================
   CSS Variables & Reset
   ============================ */
:root {
    --primary-color: #0d6efd;
    --primary-dark: #0b5ed7;
    --primary-light: #e7f3ff;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --text-dark: #212529;
    --text-light: #6c757d;
    --border-color: #dee2e6;
    --background-light: #f8f9fa;
    --white: #ffffff;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

/* ============================
   Typography
   ============================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--text-light);
}

/* ============================
   Container & Layout
   ============================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 60px 0;
}

/* ============================
   Navigation
   ============================ */
.navbar {
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.75rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    background-color: var(--primary-light);
}

/* ============================
   Buttons
   ============================ */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* ============================
   Hero Section
   ============================ */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================
   Section Headers
   ============================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ============================
   Features Section
   ============================ */
.features {
    background-color: var(--background-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* ============================
   How It Works Section (Steps)
   ============================ */
.how-it-works {
    background-color: var(--white);
}

.steps {
    max-width: 100%;
    margin: 0 auto;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-bottom: 4rem;
    background-color: var(--background-light);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
}

.step:last-child {
    margin-bottom: 0;
}

.step-reverse {
    flex-direction: column;
}

.step-image {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-image svg {
    width: 100%;
    height: auto;
    max-width: 800px;
}

.step-content {
    width: 100%;
    max-width: 800px;
}

.step-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.step-content p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ============================
   CTA Section
   ============================ */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* ============================
   Page Header
   ============================ */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ============================
   About Page Styles
   ============================ */
.about-content {
    background-color: var(--white);
}

.about-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.info-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--background-light);
    border-radius: 10px;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.info-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.mission-section,
.values-section,
.team-section {
    margin-bottom: 4rem;
}

.mission-section h2,
.values-section h2,
.team-section h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.mission-card {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
}

.mission-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.values-list {
    max-width: 800px;
    margin: 0 auto;
}

.value-item {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary-color);
}

.value-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.team-member {
    text-align: center;
    padding: 2rem;
    background-color: var(--background-light);
    border-radius: 10px;
}

.team-avatar {
    margin-bottom: 1rem;
}

.team-member h3 {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 3rem;
    border-radius: 10px;
    text-align: center;
}

.cta-box h2 {
    margin-bottom: 1rem;
}

.cta-box p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* ============================
   Form Styles
   ============================ */
.form-section {
    background-color: var(--background-light);
    padding: 60px 0;
}

.form-container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.form-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
    gap: 1rem;
}

.progress-step {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--border-color);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.progress-step.active .step-number {
    background-color: var(--primary-color);
    color: var(--white);
}

.progress-step span {
    font-size: 0.85rem;
    color: var(--text-light);
}

.form-section-block {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.form-section-block:last-of-type {
    border-bottom: none;
}

.form-section-block h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group small {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.form-group input[type="file"] {
    padding: 8px;
}

.form-note {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-weight: normal !important;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.terms-box {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: 5px;
    margin-bottom: 2rem;
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
}

.terms-box p {
    margin-bottom: 1rem;
}

.terms-box strong {
    color: var(--primary-color);
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
}

.form-actions .btn {
    margin-bottom: 1rem;
}

/* ============================
   Footer
   ============================ */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-section a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    opacity: 0.7;
}

/* ============================
   Responsive Design
   ============================ */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .step {
        gap: 1.5rem;
        padding: 2rem 1.5rem;
    }
    
    .step-image svg {
        max-width: 100%;
    }
    
    .step-content {
        max-width: 100%;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-container {
        padding: 1.5rem;
    }
    
    .form-progress {
        flex-wrap: wrap;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    section {
        padding: 40px 0;
    }
}