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

:root {
    --color-primary: #2C3E50; /* Deep indigo */
    --color-accent: #1ABC9C; /* Vibrant teal */
    --color-text: #333333; /* Dark grey */
    --color-bg: #F9F9F9; /* Light grey/off-white */
    --color-light-grey: #ECF0F1; /* Lighter grey for subtle backgrounds */
    --color-white: #FFFFFF;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --box-shadow-light: 0 4px 12px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 6px 20px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.6rem; }

p {
    margin-bottom: 1rem;
}

.button {
    display: inline-block;
    padding: 0.9rem 1.8rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    border: 2px solid transparent;
}

.button-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.button-primary:hover {
    background-color: #16A085; /* Slightly darker teal */
    border-color: #16A085;
}

.button-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.button-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.section-title {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 2.5rem;
    font-weight: 700;
}

.section-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem auto;
    font-size: 1.1rem;
    color: #555;
}

/* Scroll Reveal */
.reveal-hidden {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-visible {
    opacity: 1;
    transform: translateY(0);
}

/* CRITICAL scroll-reveal exclusion */
#portal-modal, #portal-modal * {
    opacity: 1 !important;
    transform: none !important;
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

nav.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
    text-decoration: none;
}

.logo svg {
    margin-right: 0.5rem;
    width: 28px;
    height: 28px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-primary);
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    left: 0;
    bottom: -5px;
    transition: width 0.2s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001; /* Ensure it's above nav links when open */
}

.hamburger-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger-menu span:nth-child(1) { top: 0; }
.hamburger-menu span:nth-child(2) { top: 9px; }
.hamburger-menu span:nth-child(3) { top: 18px; }

nav.nav-open .hamburger-menu span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
}
nav.nav-open .hamburger-menu span:nth-child(2) {
    opacity: 0;
}
nav.nav-open .hamburger-menu span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(26, 188, 156, 0.7) 100%), url('https://images.unsplash.com/photo-1557804506-669a67965da0?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1974&q=80') no-repeat center center/cover;
    color: var(--color-white);
    padding-top: 5rem; /* Space for fixed nav */
}

#hero .container {
    padding-top: 3rem; /* Additional space within hero container */
    padding-bottom: 3rem;
}

.hero-subheading {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.85);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.hero-description {
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto 2.5rem auto;
    color: rgba(255, 255, 255, 0.9);
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-ctas .button-primary {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}
.hero-ctas .button-primary:hover {
    background-color: #16A085;
    border-color: #16A085;
}

.hero-ctas .button-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}
.hero-ctas .button-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}


/* Stats Strip */
#stats {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 3rem 0;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-item .stat-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

/* General Section Padding */
section {
    padding: 6rem 0;
}

/* Services */
#services .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.service-card h3 {
    color: var(--color-primary);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

/* Clients */
#clients {
    background-color: var(--color-light-grey);
    padding: 4rem 0;
}
#clients .section-title {
    margin-bottom: 2rem;
    font-size: 1.8rem;
    color: var(--color-primary);
}

.clients-strip {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.clients-strip span {
    font-size: 1.2rem;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    opacity: 0.8;
}

/* Work / Case Studies */
#work .case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.case-study-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.case-study-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.case-study-card .tag {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.case-study-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

/* Testimonials */
#testimonials {
    background-color: var(--color-light-grey);
}

#testimonials .testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    border-left: 4px solid var(--color-accent);
}

.testimonial-card blockquote {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #555;
    line-height: 1.8;
}

.testimonial-card .testimonial-author {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
}

/* Team */
#team .team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    text-align: center;
}

.team-member-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.team-member-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.team-member-card .avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 2rem;
    font-weight: 700;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem auto;
}

.team-member-card .member-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.team-member-card .member-title {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 1rem;
}

.team-member-card .member-bio {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
}

/* Insights */
#insights {
    background-color: var(--color-bg);
}

#insights .insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.insight-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.insight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.insight-card .insight-date {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 0.5rem;
}

.insight-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.insight-card p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 1.5rem;
    flex-grow: 1; /* Pushes "Read More" to bottom */
}

.insight-card .read-more {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.9rem;
    align-self: flex-start;
}
.insight-card .read-more:hover {
    text-decoration: underline;
}

/* Contact */
#contact {
    background-color: var(--color-primary);
    color: var(--color-white);
}
#contact .section-title {
    color: var(--color-white);
}
#contact .section-description {
    color: rgba(255, 255, 255, 0.8);
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info h3 {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-info a {
    color: var(--color-accent);
    transition: color 0.2s ease;
}

.contact-info a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.contact-form {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
}

.contact-form h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #CCC;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.2);
}

.contact-form .button-primary {
    width: auto;
    padding: 0.9rem 2rem;
}

.form-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
    font-weight: 500;
}


/* Footer */
footer {
    background-color: #222;
    color: rgba(255, 255, 255, 0.7);
    padding: 4rem 0 2rem 0;
    font-size: 0.9rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    align-items: flex-start;
}

footer .logo {
    color: var(--color-white);
    margin-bottom: 1rem;
}
footer .logo svg {
    fill: var(--color-accent);
}

footer h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

footer ul {
    list-style: none;
}

footer ul li {
    margin-bottom: 0.5rem;
}

footer ul a {
    color: rgba(255, 255, 255, 0.7);
}

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

.copyright, .domain {
    margin-bottom: 0.5rem;
}


/* Modal */
#portal-modal {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.65);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    opacity: 0; /* Hidden by default for smooth transition */
    transition: opacity 0.3s ease;
}

#portal-modal.open {
    display: flex;
    opacity: 1;
}

.modal-box {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-hover);
    max-width: 450px;
    width: 90%;
    position: relative;
    transform: translateY(-20px); /* Small animation on open */
    transition: transform 0.3s ease-out;
}

#portal-modal.open .modal-box {
    transform: translateY(0);
}

.modal-box h2 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

#modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: #888;
    cursor: pointer;
    line-height: 1;
    padding: 0.5rem;
    transition: color 0.2s ease;
}

#modal-close:hover {
    color: var(--color-accent);
}

#portal-form .form-group label {
    color: var(--color-primary);
}

#portal-submit {
    width: 100%;
}

.login-error {
    color: #DC3545; /* Red */
    font-size: 0.875rem;
    margin-top: 1rem;
    text-align: center;
    font-weight: 500;
}


/* Responsive Design */
/* Mobile (up to 960px) */
@media (max-width: 960px) {
    .nav-links {
        display: none; /* Hide desktop nav links */
        flex-direction: column;
        position: absolute;
        top: 0; /* Aligned with the top of the nav */
        left: 0;
        width: 100%;
        height: 100vh; /* Full height */
        background-color: var(--color-primary); /* Use primary color for mobile menu background */
        justify-content: center;
        align-items: center;
        gap: 1.5rem;
        padding-top: 5rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease-out;
    }

    nav.nav-open .nav-links {
        display: flex;
        transform: translateX(0);
    }

    .nav-links a {
        color: var(--color-white);
        font-size: 1.5rem;
        padding: 0.5rem 0;
    }

    .nav-links a::after {
        background-color: var(--color-accent);
    }

    .nav-links #portal-btn {
        margin-top: 1rem;
        color: var(--color-white);
        border-color: var(--color-white);
    }
    .nav-links #portal-btn:hover {
        background-color: var(--color-white);
        color: var(--color-primary);
    }

    .hamburger-menu {
        display: block; /* Show hamburger menu */
    }

    #hero {
        padding-top: 8rem;
    }

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

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

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

    .hero-ctas {
        flex-direction: column;
        gap: 1rem;
    }
    .hero-ctas .button {
        width: 100%;
        max-width: 300px;
    }

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

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

    .clients-strip {
        gap: 1.5rem;
        flex-direction: column;
    }

    .clients-strip span {
        font-size: 1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-col {
        align-items: center;
    }
    footer .logo {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.3rem; }

    .container {
        padding: 0 1rem;
    }

    .nav-content {
        padding: 0 1rem;
    }

    #hero {
        padding-top: 6rem;
        min-height: 70vh;
    }
    .hero-title {
        font-size: 2rem;
    }

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

    #services .services-grid,
    #work .case-studies-grid,
    #team .team-grid,
    #insights .insights-grid {
        grid-template-columns: 1fr;
    }
}