:root {
    --primary: #FF6B6B;
    --primary-dark: #FF5252;
    --secondary: #4ECDC4;
    --secondary-dark: #45B7AF;
    --accent: #FFE66D;
    --text-dark: #2D3436;
    --text-light: #636E72;
    --bg-light: #F9FAFB;
    --white: #FFFFFF;
    --font-heading: 'Baloo 2', cursive, sans-serif;
    --font-body: 'Nunito', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-narrow {
    max-width: 800px;
}

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

.text-white {
    color: var(--white);
}

.left-align {
    text-align: left;
}

/* Buttons & CTA */
.cta-button {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 10px 20px rgba(255, 107, 107, 0.3);
    transition: all 0.3s ease;
    text-align: center;
    border: 3px solid transparent;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(255, 107, 107, 0.4);
    background-color: var(--primary-dark);
}

.cta-button .btn-text {
    display: block;
}

.cta-button .btn-subtext {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-body);
    opacity: 0.9;
    margin-top: 2px;
}

.cta-button.large {
    font-size: 1.8rem;
    padding: 20px 50px;
    background-color: #27ae60;
    box-shadow: 0 10px 20px rgba(39, 174, 96, 0.3);
}

.cta-button.large:hover {
    background-color: #2ecc71;
    box-shadow: 0 15px 25px rgba(39, 174, 96, 0.4);
}

/* Animations */
@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(5deg);
    }

    100% {
        transform: translateY(0px) rotate(0deg);
    }
}

.pulse-anim {
    animation: pulse 2s infinite;
}

/* Background Shapes */
.bg-shape {
    position: absolute;
    z-index: -1;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background-color: var(--primary);
    top: -100px;
    left: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background-color: var(--secondary);
    top: 20%;
    right: -150px;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background-color: var(--accent);
    bottom: 10%;
    left: 10%;
}

/* Hero Section */
.hero {
    padding: 100px 0 80px;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-text {
    flex: 1;
}

.badge {
    display: inline-block;
    background-color: rgba(78, 205, 196, 0.2);
    color: var(--secondary-dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-text h1 {
    font-size: 3.5rem;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.hero-text .subtitle {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-text .hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 500px;
}

/* Hero Main Image (Mobile/Top) */
.hero-main-img-container {
    margin: 20px auto 30px auto;
    max-width: 350px;
}

.hero-main-img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border: 5px solid white;
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
}

.hero-main-img:hover {
    transform: rotate(0deg) scale(1.02);
}

.bounce-in {
    animation: bounceIn 1.2s cubic-bezier(0.28, 0.84, 0.42, 1);
}

@keyframes bounceIn {
    0% {
        transform: scale(0.8) rotate(-5deg);
        opacity: 0;
    }

    50% {
        transform: scale(1.05) rotate(2deg);
        opacity: 1;
    }

    100% {
        transform: scale(1) rotate(-2deg);
        opacity: 1;
    }
}

/* Visual Mockup */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.book-mockup {
    width: 300px;
    height: 400px;
    position: relative;
    perspective: 1000px;
    transform-style: preserve-3d;
    transform: rotateY(-15deg) rotateX(5deg);
}

.book-cover {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary) 0%, #1AAB9E 100%);
    border-radius: 10px 20px 20px 10px;
    padding: 30px;
    color: white;
    box-shadow: -5px 10px 30px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 3;
    border-left: 10px solid #1AAB9E;
}

.book-cover .emoji-big {
    font-size: 4rem;
    margin-bottom: 15px;
}

.book-cover h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.book-cover .letters {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 15px;
    font-size: 1.2rem;
    letter-spacing: 3px;
    font-weight: bold;
}

.book-pages {
    position: absolute;
    width: 96%;
    height: 96%;
    top: 2%;
    left: 20px;
    background-color: white;
    border-radius: 5px 15px 15px 5px;
    box-shadow: 2px 5px 15px rgba(0, 0, 0, 0.1);
    z-index: 2;
    transform: translateZ(-10px);
}

.book-spine {
    position: absolute;
    width: 30px;
    height: 100%;
    background: linear-gradient(to right, #1AAB9E, var(--secondary));
    left: -15px;
    transform: rotateY(90deg);
    transform-origin: right center;
    border-radius: 10px 0 0 10px;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 50px;
}


/* Grid Cards (What they will learn) */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
    border-bottom: 5px solid var(--accent);
}

.hover-up:hover {
    transform: translateY(-10px);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.card p {
    color: var(--text-light);
    font-size: 1rem;
}

/* Steps */
.step-card {
    display: flex;
    background: var(--white);
    border-radius: 30px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.05);
    align-items: center;
    gap: 40px;
    position: relative;
    border: 2px dashed rgba(78, 205, 196, 0.4);
}

.step-card.reverse {
    flex-direction: row-reverse;
    border-color: rgba(255, 107, 107, 0.4);
}

.step-number {
    position: absolute;
    top: -25px;
    left: -25px;
    width: 60px;
    height: 60px;
    background-color: var(--accent);
    color: #b79b18;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-family: var(--font-heading);
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.step-card.reverse .step-number {
    left: auto;
    right: -25px;
    background-color: var(--primary);
    color: white;
}

.step-card:last-child .step-number {
    background-color: var(--secondary);
    color: white;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.step-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.check-list,
.bullet-list {
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.check-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
}

.bullet-list li {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2D3436;
    margin-bottom: 10px;
    background: rgba(255, 230, 109, 0.2);
    padding: 10px 20px;
    border-radius: 10px;
    display: inline-block;
    margin-right: 10px;
}

.word-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.tag {
    background-color: rgba(78, 205, 196, 0.15);
    color: var(--secondary-dark);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}

.step-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.mini-board {
    background-color: #2c3e50;
    color: #fff;
    padding: 40px;
    border-radius: 15px;
    border: 8px solid #bdc3c7;
    font-family: 'Comic Sans MS', 'Baloo 2', cursive;
    font-size: 2rem;
    text-align: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transform: rotate(-3deg);
}

.step-card.reverse .mini-board {
    transform: rotate(3deg);
    background-color: white;
    color: #333;
    border: 5px dashed #bdc3c7;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.05);
}

/* Material Examples Section */
.material-examples {
    position: relative;
    padding: 80px 0;
    background-color: var(--white);
    background-image: radial-gradient(rgba(255, 107, 107, 0.05) 2px, transparent 2px);
    background-size: 30px 30px;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.example-card {
    text-align: center;
}

.example-card h4 {
    margin-top: 25px;
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 800;
}

.paper-mockup {
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    height: 420px;
    position: relative;
    border: 1px solid #e0e0e0;
    overflow: hidden;
    padding: 20px 10px 15px 45px;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-image: repeating-linear-gradient(transparent, transparent 39px, #d1d8e0 39px, #d1d8e0 40px);
    background-position: 0 38px;
    transform: rotate(0deg);
}

.example-card:nth-child(even) .paper-mockup {
    transform: rotate(2deg);
}

.example-card:nth-child(odd) .paper-mockup {
    transform: rotate(-1deg);
}

.paper-mockup:hover {
    transform: scale(1.05) rotate(0deg) !important;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.paper-mockup::before {
    content: '';
    position: absolute;
    left: 25px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: #ff7675;
    z-index: 1;
}

.paper-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.paper-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    text-align: center;
    color: #2D3436;
    background: #fff;
    display: inline-block;
    padding: 2px 15px;
    align-self: center;
    border-radius: 10px;
    margin-top: 5px;
    margin-bottom: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.tracing-row {
    height: 40px;
    line-height: 40px;
    display: flex;
    align-items: center;
    font-family: 'Comic Sans MS', 'Baloo 2', cursive;
    font-size: 1.9rem;
    letter-spacing: 5px;
}

.tracing-row .dotted {
    color: #a4b0be;
    display: inline-block;
    opacity: 0.6;
    letter-spacing: 10px;
}

.tracing-row .solid {
    color: #2f3542;
    display: inline-block;
}

.tracing-row.center {
    justify-content: center;
    text-align: center;
}

.drawing-area {
    border: 3px dashed #a4b0be;
    border-radius: 15px;
    margin: 10px auto 10px 10px;
    width: 85%;
    height: 130px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    background: #fcfcfc;
}

.drawing-area.round {
    border-radius: 50%;
    width: 100px;
    height: 100px;
    margin: 15px auto;
}

.drawing-area.large {
    height: 160px;
    font-size: 6rem;
    margin-top: 25px;
}

/* Benefits Section */
.split-layout {
    display: flex;
    gap: 50px;
    align-items: center;
}

.benefits-content {
    flex: 1;
}

.brain-list {
    list-style: none;
    margin-top: 30px;
}

.brain-list li {
    font-size: 1.2rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    background: white;
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.03);
}

.brain-list li span {
    font-size: 1.5rem;
}

.target-audiences {
    flex: 1;
}

.primary-box {
    background: linear-gradient(135deg, var(--secondary) 0%, #1AAB9E 100%);
    color: white;
    padding: 40px;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(78, 205, 196, 0.3);
}

.primary-box h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.format-desc {
    font-size: 1.1rem;
    opacity: 0.9;
}

.divider {
    height: 1px;
    background-color: rgba(255, 255, 255, 0.3);
    margin: 25px 0;
}

.audience-tags {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.a-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px;
    border-radius: 10px;
    text-align: center;
    font-weight: 600;
}

/* Bonuses */
.section-accent {
    background-color: var(--primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.bonuses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.bonus-card {
    background-color: white;
    color: var(--text-dark);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(0);
    transition: transform 0.3s;
}

.bonus-card:hover {
    transform: translateY(-10px);
}

.bonus-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

/* Offer Section */
.offer-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, #F9FAFB, #ffffff);
}

.gradient-border {
    background: white;
    padding: 60px;
    border-radius: 40px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
    position: relative;
    border: 5px solid var(--accent);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.gradient-border h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.price-container {
    margin: 40px 0;
    padding: 30px;
    background-color: rgba(255, 230, 109, 0.2);
    border-radius: 20px;
}

.old-price {
    font-size: 1.2rem;
    color: var(--text-light);
    text-decoration: line-through;
    margin-bottom: 5px;
}

.current-price {
    font-size: 5rem;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1;
    font-family: var(--font-heading);
    margin-bottom: 10px;
}

.current-price span {
    font-size: 2.5rem;
}

.payment-note {
    font-weight: 600;
    color: #27ae60;
}

.safe-checkout {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 600;
}

/* Base Responsive */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text .hero-description {
        margin: 0 auto 30px;
    }

    .split-layout {
        flex-direction: column;
    }

    .hero-visual {
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }

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

    .step-card,
    .step-card.reverse {
        flex-direction: column;
        padding: 30px 20px;
    }

    .step-number {
        top: -20px;
        left: 50%;
        transform: translateX(-50%);
    }

    .step-card.reverse .step-number {
        right: auto;
    }

    .gradient-border {
        padding: 40px 20px;
    }

    .current-price {
        font-size: 3.5rem;
    }
}