:root {
    --green: #4ade80;
    --green-dark: #16a34a;
    --green-glow: #4ade802e;
    --dark: #0f1a12;
    --dark-2: #162018;
    --dark-card: #1a2b1d;
    --dark-card-border: #2a3f2e;
    --text: #e8f5ea;
    --text-muted: #8aab8e;
    --yellow: #fde047;
    --red: #f87171;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', sans-serif;
    background-color: var(--dark);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Background texture */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(74, 222, 128, 0.07) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(74, 222, 128, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* Nav */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 26, 18, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--dark-card-border);
    padding: 16px 0;
}

nav .inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.logo {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--green);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
    align-items: center;
}

nav ul a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.2s;
}

nav ul a:hover {
    color: var(--text);
}

.btn-nav {
    background: var(--green);
    color: var(--dark) !important;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 800 !important;
    font-size: 0.9rem !important;
    transition: background 0.2s, transform 0.15s !important;
    text-decoration: none;
    white-space: nowrap;
}

.btn-nav:hover {
    background: #86efac !important;
    transform: translateY(-1px);
}

/* Hero */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--green);
    margin-bottom: 28px;
    letter-spacing: 0.3px;
}

.hero-badge .dot {
    width: 7px;
    height: 7px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(0.85);
    }
}

.hero h1 {
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -2px;
    margin-bottom: 22px;
    color: var(--text);
}

.hero h1 .green {
    color: var(--green);
}

.hero .subtitle {
    font-size: 1.18rem;
    color: var(--text-muted);
    max-width: 580px;
    margin: 0 auto 40px;
    font-weight: 600;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--green);
    color: var(--dark);
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 800;
    font-size: 1rem;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 0 30px rgba(74, 222, 128, 0.25);
}

.btn-primary:hover {
    background: #86efac;
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(74, 222, 128, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    padding: 14px 28px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    border: 1.5px solid var(--dark-card-border);
    transition: border-color 0.2s, color 0.2s, transform 0.15s;
}

.btn-secondary:hover {
    border-color: var(--green);
    color: var(--green);
    transform: translateY(-2px);
}

/* Social proof strip */
.proof-strip {
    padding: 28px 0;
    border-top: 1px solid var(--dark-card-border);
    border-bottom: 1px solid var(--dark-card-border);
    background: var(--dark-2);
}

.proof-strip .inner {
    display: flex;
    gap: 48px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.proof-item {
    text-align: center;
}

.proof-item .num {
    font-family: 'Space Mono', monospace;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--green);
    line-height: 1;
}

.proof-item .label {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 4px;
}

/* Sections */
section {
    padding: 90px 0;
}

.section-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 900;
    letter-spacing: -1.2px;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.15;
}

.section-sub {
    color: var(--text-muted);
    font-size: 1.05rem;
    font-weight: 600;
    max-width: 560px;
    margin-bottom: 56px;
}

/* How it works */
.how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.how-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 16px;
    padding: 32px 28px;
    position: relative;
    transition: border-color 0.25s, transform 0.2s;
}

.how-card:hover {
    border-color: var(--green);
    transform: translateY(-4px);
}

.how-card .icon {
    width: 44px;
    height: 44px;
    margin-bottom: 20px;
    display: block;
    color: var(--green);
}

.how-card .icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.how-card h3 {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 10px;
}

.how-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.65;
    font-weight: 600;
}

/* Parent reassurance / FAQ */
.reassurance {
    background: var(--dark-2);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color 0.25s;
}

.faq-item[open] {
    border-color: var(--green);
}

.faq-item summary {
    padding: 22px 30px;
    font-size: 0.97rem;
    font-weight: 800;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-family: 'Space Mono', monospace;
    font-size: 1.2rem;
    color: var(--green);
    flex-shrink: 0;
    transition: transform 0.25s;
}

.faq-item[open] summary::after {
    content: '-';
}

.faq-item summary:hover {
    color: var(--green);
}

.faq-item .faq-body {
    padding: 0 30px 24px;
    font-size: 0.87rem;
    color: var(--text-muted);
    font-weight: 600;
    line-height: 1.6;
}

/* Curriculum */
.roadmap {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.roadmap::before {
    content: '';
    position: absolute;
    left: 27px;
    top: 20px;
    bottom: 20px;
    width: 2px;
    background: linear-gradient(to bottom, var(--green), transparent);
}

.road-item {
    display: flex;
    gap: 24px;
    padding: 24px 0;
    position: relative;
}

.road-num {
    width: 56px;
    height: 56px;
    background: var(--dark-card);
    border: 2px solid var(--green);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--green);
    flex-shrink: 0;
    z-index: 1;
}

.road-content {
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 14px;
    padding: 22px 26px;
    flex: 1;
    transition: border-color 0.2s;
}

.road-content:hover {
    border-color: var(--green);
}

.road-content h4 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 6px;
}

.road-content p {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-weight: 600;
    line-height: 1.65;
}

.road-content .tag {
    display: inline-block;
    background: var(--green-glow);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: var(--green);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 100px;
    margin-bottom: 10px;
    font-family: 'Space Mono', monospace;
    letter-spacing: 0.5px;
}

/* About */
.about-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 20px;
    padding: 48px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: center;
}

.avatar {
    width: 130px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--green-dark), var(--green));
    flex-shrink: 0;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: auto;
    display: block;
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 6px;
}

.about-card .role {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    color: var(--green);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

.about-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 600;
    line-height: 1.7;
}

/* Booking */
.booking-section {
    background: var(--dark-2);
}

.booking-inner {
    text-align: center;
}

.pricing-badge {
    display: inline-block;
    background: rgba(253, 224, 71, 0.12);
    border: 1px solid rgba(253, 224, 71, 0.35);
    color: var(--yellow);
    font-weight: 800;
    font-size: 0.88rem;
    padding: 6px 18px;
    border-radius: 100px;
    margin-bottom: 40px;
}

/* Pricing */
.pricing-section {
    background: var(--dark);
}

.pricing-card {
    background: var(--dark-card);
    border: 1px solid var(--green);
    border-radius: 20px;
    padding: 48px;
    max-width: 520px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 0 60px rgba(74, 222, 128, 0.08);
}

.pricing-card .price-amount {
    font-family: 'Space Mono', monospace;
    font-size: 3.6rem;
    font-weight: 700;
    color: var(--green);
    line-height: 1;
    margin-bottom: 6px;
}

.pricing-card .price-unit {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 28px;
}

.pricing-card .price-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pricing-card .price-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-muted);
}

.pricing-card .price-features li .tick {
    color: var(--green);
    font-weight: 900;
    flex-shrink: 0;
    margin-top: 1px;
}

.pricing-free-note {
    margin-top: 20px;
    font-size: 0.83rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* Footer */
footer {
    border-top: 1px solid var(--dark-card-border);
    padding: 32px 0;
    text-align: center;
}

footer p {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
}

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

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

/* Fade in */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero > .container > * {
    animation: fadeUp 0.6s ease both;
}

.hero > .container > *:nth-child(1) {
    animation-delay: 0s;
}

.hero > .container > *:nth-child(2) {
    animation-delay: 0.12s;
}

.hero > .container > *:nth-child(3) {
    animation-delay: 0.22s;
}

.hero > .container > *:nth-child(4) {
    animation-delay: 0.32s;
}

/* Resources page overrides */
.resources-page .hero {
    padding: 100px 0 44px;
}

.resources-page .hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    letter-spacing: -1.4px;
    margin-bottom: 14px;
}

.resources-page .hero .subtitle {
    font-size: 1.05rem;
    max-width: 640px;
    margin: 0 auto;
}

.resources-page section {
    padding: 28px 0 90px;
}

.resources-page .resource-card {
    max-width: 680px;
    margin: 0 auto;
    background: var(--dark-card);
    border: 1px solid var(--dark-card-border);
    border-radius: 18px;
    padding: 34px;
    box-shadow: 0 0 50px rgba(74, 222, 128, 0.08);
}

.resources-page .section-label {
    margin-bottom: 10px;
}

.resources-page h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 900;
    letter-spacing: -0.8px;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.2;
}

.resources-page .resource-text {
    font-size: 0.94rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 24px;
}

.resources-page .resource-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 26px;
}

.resources-page .resource-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
}

.resources-page .small-note {
    margin-top: 14px;
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .how-grid {
        grid-template-columns: 1fr;
    }

    nav ul {
        display: none;
    }

    .roadmap::before {
        display: none;
    }
}

@media (max-width: 680px) {
    .about-card {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .resources-page .resource-card {
        padding: 28px 22px;
    }

    .resources-page nav .inner {
        flex-direction: column;
    }
}