@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap');

:root {
    --bg-color: #ffffff;
    --text-main: #000000;
    --text-muted: #666666;
    --primary-color: #049ae5;
    --border-color: #eaeaea;
    --surface-light: #fafafa;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(3rem, 6vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: 1.5rem;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    background-color: var(--primary-color);
    color: #ffffff;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 100px;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    background-color: transparent;
    color: var(--text-main);
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 100px;
    transition: var(--transition);
}

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

/* Brand Logo (CSS only) */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--text-main);
}

.brand-logo .icon {
    color: var(--primary-color);
}

/* Nav */
.notification-bar {
    background: var(--surface-light);
    color: var(--text-muted);
    text-align: center;
    padding: 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

.notification-bar span {
    color: var(--primary-color);
    font-weight: 600;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
}

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

/* Hero Section (Minimalist Centered) */
.hero {
    padding: 8rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin: 1.5rem auto 3rem;
    max-width: 600px;
}

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

/* CSS Abstract Graphic instead of Image */
.hero-abstract {
    margin: 4rem auto 0;
    width: 100%;
    max-width: 800px;
    height: 400px;
    background: var(--surface-light);
    border-radius: 24px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    padding: 0 4rem;
}

.chart-bar {
    width: 80px;
    background: var(--primary-color);
    border-radius: 8px 8px 0 0;
    opacity: 0.1;
    transform-origin: bottom;
    animation: growBar 2s ease-out forwards;
}

.chart-bar:nth-child(1) {
    height: 30%;
    animation-delay: 0.1s;
}

.chart-bar:nth-child(2) {
    height: 50%;
    opacity: 0.3;
    animation-delay: 0.3s;
}

.chart-bar:nth-child(3) {
    height: 40%;
    opacity: 0.5;
    animation-delay: 0.5s;
}

.chart-bar:nth-child(4) {
    height: 80%;
    opacity: 1;
    animation-delay: 0.7s;
}

@keyframes growBar {
    from {
        transform: scaleY(0);
    }

    to {
        transform: scaleY(1);
    }
}

/* Features Grid (Clean Cards) */
.features-section {
    padding: 8rem 0;
    background: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.feature-card {
    padding: 4rem;
    background: var(--surface-light);
    border-radius: 24px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    background: #ffffff;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 2rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Elegant Newsletter */
.newsletter-section {
    padding: 8rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.newsletter-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.newsletter-text {
    flex: 1;
}

.newsletter-form-container {
    flex: 1;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    position: relative;
}

.newsletter-form input {
    width: 100%;
    padding: 1.25rem 2rem;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-family: inherit;
    background: var(--surface-light);
    outline: none;
    transition: var(--transition);
}

.newsletter-form input:focus {
    border-color: var(--primary-color);
    background: #ffffff;
}

.newsletter-form button {
    position: absolute;
    right: 8px;
    top: 8px;
    bottom: 8px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 0 2rem;
    border-radius: 100px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: #000;
}

/* Footer Minimalist */
.footer {
    padding: 4rem 5% 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.footer-col a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Mentorship Specific */
.mentor-hero {
    padding: 8rem 0 4rem;
    text-align: center;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin: 4rem 0 8rem;
}

.process-step {
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    position: relative;
}

.process-step::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    transition: var(--transition);
}

.process-step:hover::before {
    background: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(4, 154, 229, 0.2);
}

.step-num {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 1rem;
}

.pricing-table {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 4rem 0 8rem;
}

.price-card {
    padding: 3rem;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.price-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.price-card.featured {
    background: var(--surface-light);
    border-color: var(--primary-color);
}

.price-amount {
    font-size: 3.5rem;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    margin: 1.5rem 0;
    color: var(--text-main);
}

.price-card.featured .price-amount {
    color: var(--primary-color);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 4rem 0 8rem;
}

.review-card {
    padding: 3rem;
    border-radius: 24px;
    background: var(--surface-light);
}

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

.review-card p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

@media (max-width: 900px) {
    .hero-actions {
        flex-direction: column;
    }

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

    .newsletter-container {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

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

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4rem 2rem;
    }

    .pricing-table {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        display: none;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

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