/* Manosik - Digital Mental Health Platform Styles */
/* CSS Variables - Soft, calming palette */
:root {
    --primary-color: #4A90A4;
    --primary-light: #7BB3C0;
    --primary-dark: #2C5F6F;
    --secondary-color: #7FB069;
    --accent-color: #F4A261;
    --text-dark: #2D3748;
    --text-medium: #4A5568;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 6px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans Bengali', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-medium);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-bangla {
    font-size: 1.2rem;
    color: var(--primary-color);
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-light) 0%, #E6FFFA 100%);
    padding: 6rem 0 4rem;
    text-align: center;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.coming-soon-notice {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
    padding: 0.5rem 1rem;
    background-color: rgba(74, 144, 164, 0.1);
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

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

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

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

/* Sections */
.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-dark);
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.about-vision, .about-mission {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.about-points {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.about-points li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
}

.about-points li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

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

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

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

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

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

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

/* Individuals Section */
.how-it-works {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius);
    margin: 2rem 0;
}

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

.step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.future-features {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    margin-top: 2rem;
}

/* Corporate Section */
.corporate-features, .student-features {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius);
    margin: 2rem 0;
}

.corporate-features li, .student-features li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
}

.corporate-features li::before, .student-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.corporate-cta, .student-partner {
    text-align: center;
    margin: 2rem 0;
}

.student-partner {
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

/* AI Assistant Section */
.ai-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.ai-capabilities, .ai-limitations {
    padding: 2rem;
    border-radius: var(--radius);
}

.ai-capabilities {
    background-color: rgba(127, 176, 105, 0.1);
    border-left: 4px solid var(--secondary-color);
}

.ai-limitations {
    background-color: rgba(244, 162, 97, 0.1);
    border-left: 4px solid var(--accent-color);
}

.ai-capabilities h3, .ai-limitations h3 {
    margin-bottom: 1rem;
}

.ai-capabilities ul, .ai-limitations ul {
    list-style: none;
}

.ai-capabilities li, .ai-limitations li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.ai-capabilities li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.ai-limitations li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.ai-governance {
    text-align: center;
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-top: 2rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow);
}

.faq-question {
    width: 100%;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--bg-light);
}

.faq-icon {
    transition: var(--transition);
    font-size: 1.25rem;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
}

/* Coming Soon Section */
.coming-soon-promo {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    text-align: center;
}

.coming-soon-promo .section-title {
    color: white;
}

.coming-soon-promo p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.early-access-form {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.early-access-form input[type="email"] {
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    min-width: 300px;
    font-family: 'Noto Sans Bengali', sans-serif;
}

.early-access-form input[type="email"]:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.disclaimer {
    background-color: rgba(0, 0, 0, 0.1);
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    max-width: 700px;
    margin: 2rem auto 0;
}

/* Contact Section */
.contact-info {
    text-align: center;
    margin-bottom: 2rem;
}

.contact-info a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.contact-info a:hover {
    text-decoration: underline;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: 'Noto Sans Bengali', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 164, 0.1);
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: white;
    padding: 3rem 0 2rem;
}

.footer-content {
    display: grid;
    gap: 2rem;
    text-align: center;
}

.footer-brand h3 {
    margin-bottom: 0.5rem;
    color: white;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
}

.footer-notice {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
}

.footer-notice p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.5rem;
}

.footer-coming-soon {
    font-weight: 500;
    color: var(--accent-color) !important;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    display: none;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow);
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

.back-to-top.visible {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background-color: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
    }

    .nav-menu.active {
        right: 0;
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
    }

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

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

    .early-access-form {
        flex-direction: column;
    }

    .early-access-form input[type="email"] {
        min-width: auto;
        width: 100%;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .section {
        padding: 3rem 0;
    }

    .service-card,
    .contact-form {
        padding: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .back-to-top,
    .btn {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    .section {
        padding: 1rem 0;
    }
}