/* ImpactMCI - Main Stylesheet */
/* 4-Color Design Theme: Red, Yellow, Green, Dark */

:root {
    --color-red: #d32f2f;
    --color-yellow: #fbc02d;
    --color-green: #388e3c;
    --color-dark: #1a1a1a;
    --color-light: #ffffff;
    --color-gray: #f5f5f5;
    --color-gray-dark: #424242;
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: var(--color-dark);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo h1 {
    color: var(--color-light);
    font-size: 1.5rem;
    font-weight: 700;
}

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

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

.nav-links a:hover {
    color: var(--color-yellow);
}

.btn-modal-trigger {
    background-color: var(--color-red);
    color: var(--color-light);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-modal-trigger:hover {
    background-color: #b71c1c;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-gray-dark) 100%);
    color: var(--color-light);
    padding: 6rem 0;
    text-align: center;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-yellow);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-cta {
    background-color: var(--color-red);
    color: var(--color-light);
}

.btn-cta:hover {
    background-color: #b71c1c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--color-light);
    color: var(--color-dark);
}

.btn-submit {
    background-color: var(--color-green);
    color: var(--color-light);
    width: 100%;
}

.btn-submit:hover {
    background-color: #2e7d32;
}

/* 4-Color Block Design */
.color-blocks {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
}

.block {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    color: var(--color-light);
    transition: transform 0.3s ease;
}

.block:hover {
    transform: scale(1.05);
    z-index: 10;
}

.block-red {
    background-color: var(--color-red);
}

.block-yellow {
    background-color: var(--color-yellow);
    color: var(--color-dark);
}

.block-green {
    background-color: var(--color-green);
}

.block-dark {
    background-color: var(--color-dark);
}

.block-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.block-content p {
    font-size: 1rem;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: var(--color-gray);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-dark);
}

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

.feature-card {
    background-color: var(--color-light);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.feature-card p {
    color: var(--color-gray-dark);
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--color-light);
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-gray-dark);
    margin-bottom: 3rem;
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--color-gray);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-green);
}

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

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.privacy-disclaimer {
    background-color: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.privacy-disclaimer p {
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
    color: var(--color-dark);
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-status.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-status.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.form-status.loading {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    display: block;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.7);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: block;
}

.modal-content {
    background-color: var(--color-light);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: slideDown 0.3s ease;
}

.modal-close {
    color: var(--color-gray-dark);
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--color-dark);
}

.modal-content h2 {
    margin-bottom: 1.5rem;
    color: var(--color-dark);
}

.modal-form {
    background-color: var(--color-light);
    padding: 1rem;
}

/* Footer */
footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: 2rem 0;
    text-align: center;
}

footer a {
    color: var(--color-yellow);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* About Page */
.about {
    padding: 6rem 0;
    min-height: 60vh;
}

.about h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--color-dark);
}

.about h2 {
    font-size: 2rem;
    margin-top: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color-dark);
}

.about p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--color-gray-dark);
}

.about ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.about ul li {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1rem;
    color: var(--color-gray-dark);
}

.about ul li strong {
    color: var(--color-dark);
}

.about hr {
    margin: 3rem 0;
    border: none;
    border-top: 2px solid var(--color-gray);
}

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

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .color-blocks {
        grid-template-columns: 1fr;
    }

    .block {
        min-height: 200px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 2rem;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
}

@media (max-width: 1024px) {
    .color-blocks {
        grid-template-columns: repeat(2, 1fr);
    }
}