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

:root {
    --bg-color: #F4F4F2;
    --text-color: #1D1D1F;
    --subtle-text-color: #555555;
    --accent-color: #6633FF;
    --border-color: #E5E5E3;
    --card-bg: #FFFFFF;
    --font-primary: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    -webkit-font-smoothing: antialiased;
}

/* Prevents horizontal scroll when mobile nav is open */
body.nav-open {
    overflow: hidden;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 40px;
}

section {
    padding: 100px 0;
}

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

h1,
h2,
h3 {
    line-height: 1.1;
    font-weight: 700;
}

h1 {
    font-size: 7rem;
}

h2 {
    font-size: 3.5rem;
    text-align: center;
}

/* --- HEADER --- */
.main-header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px 40px;
    z-index: 1000;
    transition: background-color 0.4s ease, backdrop-filter 0.4s ease, border-bottom 0.4s ease;
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-color);
    z-index: 1001;
    /* Ensure logo is above mobile nav background */
}

.header-nav a {
    margin-left: 30px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

.cta-button {
    display: inline-block;
    padding: 18px 36px;
    background-color: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: transform 0.3s ease;
}

.cta-button:hover {
    transform: scale(1.05);
}


/* --- HERO SECTION with PARALLAX --- */
#hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://plus.unsplash.com/premium_photo-1661693870771-dbbd8b95b2b1?w=500&auto=format&fit=crop&q=60&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxzZWFyY2h8MXx8ZGlnaXRhbCUyMG1hcmtldGluZ3xlbnwwfHwwfHx8MA%3D%3D');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 7rem;
    font-weight: 700;
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.content-after-hero {
    z-index: 3;
    position: relative;
    background-color: var(--bg-color);
}

/* --- REVEAL TICKER --- */
.ticker-section {
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.ticker-mask {
    overflow: hidden;
    height: 40px;
}

.ticker-track {
    display: flex;
    width: max-content;
}

.ticker-item {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 30px;
    padding: 5px 0;
    flex-shrink: 0;
    white-space: nowrap;
}

/* --- SERVICES (3D Cards) --- */
#services {
    padding-top: 120px;
}

#services h2 {
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    perspective: 1000px;
}

.service-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.1s ease, box-shadow 0.3s ease;
    will-change: transform;
}

.service-card h3 {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-color);
}

.service-card p {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 1rem;
}

/* --- OUR APPROACH SECTION --- */
#approach {
    background-color: #FFFFFF;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.approach-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

#approach h2 {
    margin-bottom: 2rem;
}

#approach p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--subtle-text-color);
}

/* --- CASE STUDY --- */
.case-study-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.case-study-image img {
    width: 100%;
    border-radius: 24px;
    display: block;
}

.case-study-content .stat {
    font-size: 6rem;
    font-weight: 700;
    color: var(--accent-color);
}

.case-study-content h3 {
    font-size: 2rem;
}

/* --- TESTIMONIALS SECTION --- */
#testimonials {
    background-color: #FFFFFF;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

#testimonials h2 {
    margin-bottom: 4rem;
}

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

.testimonial-card {
    background-color: #F4F4F2;
    border: 1px solid #E5E5E3;
    padding: 30px;
    border-radius: 20px;
}

.testimonial-card .quote {
    font-size: 1.1rem;
    font-style: italic;
    color: #1D1D1F;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-card .author {
    font-size: 1rem;
    color: #555555;
    font-weight: 500;
    line-height: 1.6;
}

.testimonial-card .author strong {
    color: #1D1D1F;
}

/* --- FAQ SECTION --- */
#faq {
    padding-top: 70px;
    padding-bottom: 70px;
}

#faq h2 {
    margin-bottom: 3rem;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.inline-faq-item {
    border-bottom: 1px solid #E5E5E3;
    padding: 20px 0;
}

.inline-faq-item summary {
    font-size: 1.3rem;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    position: relative;
    padding-right: 30px;
    color: #1D1D1F;
}

.faq-content {
    padding-top: 15px;
}

.faq-content p {
    max-width: 95%;
    line-height: 1.6;
    color: var(--subtle-text-color);
}

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

.inline-faq-item summary::after {
    content: '+';
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--accent-color);
    transition: transform 0.2s ease;
}

.inline-faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}


/* --- RE-ADDED: CONTACT & PRIVACY PAGES --- */
.page-content-section {
    padding: 150px 0;
}

.page-content-section h1 {
    text-align: center;
    font-size: 5rem;
    margin-bottom: 3rem;
}

.form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background-color: white;
    padding: 50px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    font-family: var(--font-primary);
    font-size: 1rem;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(102, 51, 255, 0.2);
}

.privacy-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 50px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

.privacy-wrapper h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.privacy-wrapper p,
.privacy-wrapper li {
    line-height: 1.7;
    color: var(--subtle-text-color);
}


/* --- FOOTER CTA & FOOTER --- */
#cta {
    text-align: center;
}

#cta h2 {
    font-size: 4rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

footer {
    padding: 80px 40px 40px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 50px;
    text-align: left;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col p {
    color: var(--subtle-text-color);
    margin-top: 0.5rem;
}

.footer-col a {
    display: block;
    color: var(--subtle-text-color);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: #aaa;
    font-size: 0.9rem;
}


/*
==============================================
MOBILE NAVIGATION & RESPONSIVE STYLES
==============================================
*/

/* --- Mobile Menu Toggle (Hamburger) --- */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 22px;
    position: relative;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 3px;
    position: absolute;
    transition: transform 0.3s ease, top 0.3s ease, opacity 0.3s ease;
}

.menu-toggle span:nth-child(1) {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 9px;
}

.menu-toggle span:nth-child(3) {
    top: 18px;
}

.menu-toggle.is-active span:nth-child(1) {
    top: 9px;
    transform: rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
    top: 9px;
    transform: rotate(-45deg);
}


/* === Media Query for Tablets and Smaller (<= 992px) === */
@media (max-width: 992px) {

    h1,
    .hero-content h1 {
        font-size: 5rem;
    }

    h2 {
        font-size: 3rem;
    }

    #approach p {
        font-size: 1.1rem;
    }

    .case-study-content .stat {
        font-size: 5rem;
    }

    .page-content-section h1 {
        font-size: 4rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .case-study-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}


/* === Media Query for Mobile Phones (<= 768px) === */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    section {
        padding: 80px 0;
    }

    #approach,
    #testimonials {
        padding-left: 20px;
        padding-right: 20px;
    }

    #faq {
        padding: 60px 20px;
    }

    .page-content-section {
        padding: 100px 20px;
    }

    h1,
    .hero-content h1 {
        font-size: 3.5rem;
        line-height: 1.2;
    }

    h2 {
        font-size: 2.5rem;
    }

    .case-study-content .stat {
        font-size: 4rem;
    }

    .case-study-content h3 {
        font-size: 1.8rem;
    }

    .inline-faq-item summary {
        font-size: 1.1rem;
    }

    #approach p {
        font-size: 1rem;
    }

    .page-content-section h1 {
        font-size: 3rem;
    }

    .main-header {
        padding: 15px 20px;
    }

    .menu-toggle {
        display: block;
    }

    .header-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--bg-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        display: flex;
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        z-index: 1000;
    }

    .header-nav.is-open {
        transform: translateX(0);
    }

    .header-nav a {
        margin: 0 0 2rem 0;
        font-size: 2rem;
        color: var(--text-color);
    }

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

    .case-study-grid.reverse-on-mobile .case-study-image {
        grid-row-start: 1;
    }

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

    .footer-col .logo {
        margin: 0 auto;
    }

    #cta h2 {
        font-size: 2.8rem;
    }

    .cta-button {
        padding: 16px 32px;
        font-size: 1rem;
    }
}


/* === Media Query for Small Mobile Phones (<= 480px) === */
@media (max-width: 480px) {

    h1,
    .hero-content h1 {
        font-size: 2.8rem;
    }

    h2 {
        font-size: 2rem;
    }

    .page-content-section h1 {
        font-size: 2.5rem;
    }

    .form-wrapper,
    .privacy-wrapper {
        padding: 30px 20px;
    }

    .service-card {
        padding: 30px;
    }

    .service-card p {
        font-size: 1.3rem;
    }
}