/* ============================================
   LOOMA LANDING PAGE - STYLES
   ============================================ */

/* CSS Variables */
:root {
    --color-primary: #5BB8F5;
    --color-primary-dark: #4aa3e0;
    --color-primary-light: #a8d8f8;
    --color-accent: #FFE066;
    --color-background: #FFFFFF;
    --color-background-alt: #f5faff;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --font-family: 'Nunito', sans-serif;
    --border-radius: 24px;
    --border-radius-sm: 16px;
    --border-radius-lg: 32px;
    --transition: all 0.3s ease;
    --shadow: 0 4px 20px rgba(91, 184, 245, 0.15);
    --shadow-hover: 0 8px 30px rgba(91, 184, 245, 0.25);
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* Paper texture background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: -1;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* SVG Filters (hidden) */
.svg-filters {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
}

/* Section Title - Handwritten style */
.section-title {
    font-family: 'Nunito', cursive;
    font-size: 2.5rem;
    font-weight: 400;
    font-style: italic;
    text-align: center;
    margin-bottom: 60px;
    color: var(--color-text);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

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

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

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

.btn-white:hover {
    background-color: #f5f5f5;
    transform: translateY(-2px);
}

/* Form Styles */
.email-input {
    padding: 14px 24px;
    font-family: var(--font-family);
    font-size: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 50px;
    outline: none;
    transition: var(--transition);
    width: 100%;
    max-width: 300px;
}

.email-input:focus {
    border-color: var(--color-primary);
}

.email-input::placeholder {
    color: var(--color-text-muted);
}

.form-group {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.form-message {
    margin-top: 12px;
    font-size: 0.9rem;
    min-height: 24px;
}

.form-message.success {
    color: #27ae60;
}

.form-message.error {
    color: #e74c3c;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    padding: 20px 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.nav {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.logo svg {
    display: block;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    max-width: 560px;
}

.hero-title {
    font-family: 'Nunito', cursive;
    font-size: 3.5rem;
    font-weight: 400;
    font-style: italic;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-form .form-group {
    justify-content: flex-start;
}

.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.stick-figure {
    width: 200px;
    height: auto;
    animation: wobble 4s ease-in-out infinite;
}

@keyframes wobble {
    0%, 100% { transform: rotate(-2deg); }
    50% { transform: rotate(2deg); }
}

/* ============================================
   DEMO VIDEO SECTION - VIDEO GRID
   ============================================ */
.demo-section {
    padding: 80px 0;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.video-card {
    position: relative;
    cursor: pointer;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: #f5f5f5;
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.video-card.featured {
    grid-column: span 2;
    grid-row: span 2;
}

.video-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
}

.video-card.featured .video-card-inner {
    aspect-ratio: 1 / 1;
}

.video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: var(--transition);
}

.video-card:hover .video-overlay {
    background: rgba(0, 0, 0, 0.3);
}

.play-icon {
    transition: var(--transition);
}

.video-card:hover .play-icon {
    transform: scale(1.1);
}

.play-icon svg circle {
    transition: var(--transition);
}

.video-card:hover .play-icon svg circle {
    fill: var(--color-primary-dark);
}

.video-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 16px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    font-style: italic;
    margin: 0;
}

.video-card.featured .video-caption {
    font-size: 1rem;
    padding: 16px 20px;
}

/* Video Modal */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.video-modal.active {
    opacity: 1;
    visibility: visible;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
}

.video-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.video-modal-close:hover {
    transform: scale(1.1);
}

.video-modal-player {
    width: 100%;
    max-height: 80vh;
    border-radius: var(--border-radius);
    background: black;
}

.video-modal-caption {
    text-align: center;
    color: white;
    font-size: 1.2rem;
    font-style: italic;
    margin-top: 16px;
}

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem-section {
    padding: 80px 0;
}

.problem-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.problem-card {
    position: relative;
}

.problem-card .card-inner {
    position: relative;
    padding: 40px 30px;
    background: white;
    border-radius: var(--border-radius);
    min-height: 200px;
}

.problem-card .card-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.problem-card .card-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.problem-card .card-icon {
    margin-bottom: 20px;
}

.problem-card .card-icon svg {
    display: inline-block;
}

.problem-card .card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.problem-card .card-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works-section {
    padding: 80px 0;
    background-color: var(--color-background-alt);
}

.steps {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
}

.step {
    flex: 1;
    max-width: 250px;
    text-align: center;
    padding: 20px;
}

.step-icon {
    margin-bottom: 20px;
}

.step-icon svg {
    display: inline-block;
}

.step-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text);
}

.step-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

.step-connector {
    flex: 0 0 80px;
    display: flex;
    align-items: center;
    padding-top: 40px;
}

.step-connector svg {
    width: 100%;
    height: 20px;
}

/* ============================================
   WHY LOOMA IS DIFFERENT SECTION
   ============================================ */
.why-different-section {
    padding: 80px 0;
}

.comparison {
    display: flex;
    justify-content: center;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.comparison-col {
    flex: 1;
    max-width: 350px;
}

.comparison-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--color-text);
}

.looma-title {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-style: wavy;
    text-underline-offset: 6px;
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.5;
}

.icon-cross, .icon-check {
    flex-shrink: 0;
    margin-top: 2px;
}

.comparison-divider {
    flex: 0 0 4px;
    display: flex;
    align-items: stretch;
}

.comparison-divider svg {
    height: 100%;
    width: 4px;
}

/* ============================================
   BUILT FOR FAMILIES AND CLASSROOMS
   ============================================ */
.built-for-section {
    padding: 80px 0;
    background-color: var(--color-background-alt);
}

.built-for-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.built-for-card {
    position: relative;
}

.built-for-card .card-inner {
    position: relative;
    padding: 40px;
    background: white;
    border-radius: var(--border-radius);
    min-height: 220px;
}

.built-for-card .card-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.built-for-card .card-content {
    position: relative;
    z-index: 1;
}

.built-for-card .card-icon {
    margin-bottom: 20px;
}

.built-for-card .card-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.built-for-card .card-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials-section {
    padding: 80px 0;
}

.carousel {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.carousel-track {
    overflow: hidden;
    position: relative;
}

.testimonial-card {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.testimonial-card.active {
    display: block;
    opacity: 1;
}

.testimonial-content {
    background-color: var(--color-primary);
    color: white;
    padding: 50px 60px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    position: relative;
}

/* Hand-drawn border effect */
.testimonial-content::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 3px solid rgba(51, 51, 51, 0.3);
    border-radius: calc(var(--border-radius-lg) + 3px);
    pointer-events: none;
}

.testimonial-quote {
    font-size: 1.2rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 24px;
}

.testimonial-author {
    font-size: 1rem;
    font-weight: 600;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.carousel-arrow {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

.carousel-arrow:hover {
    transform: scale(1.1);
}

.carousel-arrow svg circle {
    transition: var(--transition);
}

.carousel-arrow:hover svg circle {
    stroke: var(--color-primary);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--color-text-muted);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.dot.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

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

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.cta-section {
    padding: 100px 0;
    background-color: var(--color-primary);
    text-align: center;
}

.cta-title {
    font-family: 'Nunito', cursive;
    font-size: 3rem;
    font-weight: 400;
    font-style: italic;
    color: white;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 1.2rem;
    color: white;
    margin-bottom: 40px;
    opacity: 0.95;
}

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

.cta-form .form-group {
    justify-content: center;
}

.cta-form .email-input {
    background: white;
    border-color: white;
}

.cta-form .form-message {
    color: white;
}

.cta-form .form-message.error {
    color: #ffcccc;
}

.cta-note {
    margin-top: 20px;
    font-size: 0.9rem;
    color: white;
    opacity: 0.8;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 30px 0;
    text-align: center;
    background-color: white;
    border-top: 1px solid #eee;
}

.footer p {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

/* Tablet - 768px */
@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    /* Hero */
    .hero {
        padding: 100px 0 60px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }

    .hero-form .form-group {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

    .hero-form .email-input {
        max-width: 100%;
        width: 100%;
    }

    .hero-form .btn {
        width: 100%;
        max-width: 300px;
    }

    .hero-illustration {
        order: -1;
    }

    .stick-figure {
        width: 150px;
    }

    /* Video Grid */
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .video-card.featured {
        grid-column: span 2;
        grid-row: span 1;
    }

    .video-card.featured .video-card-inner {
        aspect-ratio: 16 / 9;
    }

    /* Problem Cards */
    .problem-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .problem-card .card-inner {
        min-height: auto;
        padding: 30px 24px;
    }

    /* How It Works */
    .steps {
        flex-direction: column;
        align-items: center;
    }

    .step {
        max-width: 300px;
    }

    .step-connector {
        display: none;
    }

    /* Comparison */
    .comparison {
        flex-direction: column;
        gap: 40px;
    }

    .comparison-col {
        max-width: 100%;
    }

    .comparison-col.looma {
        order: -1;
    }

    .comparison-divider {
        display: none;
    }

    /* Built For */
    .built-for-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .built-for-card .card-inner {
        min-height: auto;
        padding: 30px;
    }

    /* Testimonials */
    .testimonial-content {
        padding: 40px 30px;
    }

    .testimonial-quote {
        font-size: 1.1rem;
    }

    /* CTA */
    .cta-title {
        font-size: 2.2rem;
    }

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

    .cta-form .form-group {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
    }

    .cta-form .email-input {
        max-width: 100%;
        width: 100%;
    }

    .cta-form .btn {
        width: 100%;
    }
}

/* Mobile - 375px */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 1.75rem;
        margin-bottom: 32px;
    }

    /* Hero */
    .hero {
        min-height: auto;
        padding: 80px 0 50px;
    }

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

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

    .stick-figure {
        width: 120px;
    }

    /* Video Grid */
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .video-card.featured {
        grid-column: span 2;
    }

    .video-caption {
        font-size: 0.75rem;
        padding: 8px 12px;
    }

    .video-card.featured .video-caption {
        font-size: 0.85rem;
    }

    .play-icon svg {
        width: 36px;
        height: 36px;
    }

    .video-card.featured .play-icon svg {
        width: 48px;
        height: 48px;
    }

    .video-modal-caption {
        font-size: 1rem;
    }

    /* Problem Cards */
    .problem-card .card-inner {
        padding: 24px 20px;
    }

    .problem-card .card-title {
        font-size: 1.1rem;
    }

    .problem-card .card-text {
        font-size: 0.9rem;
    }

    /* Steps */
    .step-title {
        font-size: 1.2rem;
    }

    .step-text {
        font-size: 0.9rem;
    }

    /* Comparison */
    .comparison-title {
        font-size: 1.15rem;
    }

    .comparison-list li {
        font-size: 0.95rem;
    }

    /* Built For */
    .built-for-card .card-inner {
        padding: 24px 20px;
    }

    .built-for-card .card-title {
        font-size: 1.15rem;
    }

    .built-for-card .card-text {
        font-size: 0.9rem;
    }

    /* Testimonials */
    .testimonial-content {
        padding: 30px 24px;
        border-radius: var(--border-radius);
    }

    .testimonial-quote {
        font-size: 1rem;
    }

    .testimonial-author {
        font-size: 0.9rem;
    }

    /* CTA */
    .cta-section {
        padding: 60px 0;
    }

    .cta-title {
        font-size: 1.85rem;
    }

    .cta-subtitle {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }

    .cta-note {
        font-size: 0.85rem;
    }

    /* Buttons & Inputs */
    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .email-input {
        padding: 12px 20px;
        font-size: 0.95rem;
    }
}

/* Large screens - 1280px+ */
@media (min-width: 1280px) {
    .container {
        padding: 0 40px;
    }

    .hero-title {
        font-size: 4rem;
    }

    .section-title {
        font-size: 2.75rem;
    }
}

/* ============================================
   ANIMATIONS & TRANSITIONS
   ============================================ */

/* Hover states */
.problem-card .card-inner,
.built-for-card .card-inner {
    transition: var(--transition);
}

.problem-card:hover .card-inner,
.built-for-card:hover .card-inner {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

/* Focus states for accessibility */
.btn:focus,
.email-input:focus,
.play-button:focus,
.carousel-arrow:focus,
.dot:focus {
    outline: 3px solid var(--color-primary-light);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}