@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700&family=Playfair+Display:wght@700&display=swap');

:root {
    --color-primary: #4A6D5F; /* Earthy green */
    --color-accent: #8CA1B1; /* Fossil blue-grey */
    --color-text: #333333;
    --color-bg: #F8F5EE; /* Parchment beige */
    --color-light-text: #666666;
    --color-dark-bg: #2C3E50; /* Dark for footer/hero overlay */
    --color-white: #ffffff;
    --color-black: #000000;

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;

    --max-width: 1200px;
    --header-height: 80px;
    --padding-section: 60px; /* Base padding for sections */
    --border-radius: 4px;
    --transition-speed: 0.2s ease;
    --shadow-light: 0 4px 8px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 8px 16px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }
p { margin-bottom: 1em; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-speed);
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: var(--padding-section) 0;
}

.section-dark-bg {
    background-color: var(--color-dark-bg);
    color: var(--color-white);
}

.section-dark-bg h1,
.section-dark-bg h2,
.section-dark-bg h3,
.section-dark-bg h4 {
    color: var(--color-white);
}

.section-light-bg {
    background-color: var(--color-bg);
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-light-text);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition-speed), color var(--transition-speed), border-color var(--transition-speed), transform var(--transition-speed);
    border: 2px solid transparent;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    user-select: none;
}

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

.button-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.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);
    transform: translateY(-2px);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    padding: 15px 0;
    box-shadow: var(--shadow-light);
    transition: all var(--transition-speed);
    height: var(--header-height);
    display: flex;
    align-items: center;
}

nav.scrolled {
    background-color: var(--color-bg);
    box-shadow: var(--shadow-medium);
    padding: 10px 0;
}

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

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--color-primary);
    transition: color var(--transition-speed);
}

.nav-logo:hover {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links li a {
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 5px 0;
    position: relative;
    transition: color var(--transition-speed);
}

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

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

#portal-btn {
    font-size: 0.9rem;
    padding: 8px 16px;
    margin-left: 10px;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger .bar {
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    background-image: url('https://images.unsplash.com/photo-1517409214737-f03df7a768f7?q=80&w=2670&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D'); /* A relevant image */
    background-size: cover;
    background-position: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(44, 62, 80, 0.7); /* Dark overlay from --color-dark-bg */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding-top: var(--header-height); /* Offset for sticky nav */
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 20px;
    color: var(--color-white);
}

.hero-subheading {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-actions .button {
    min-width: 250px;
}

/* Stats Strip */
.stats-strip {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 40px 0;
    text-align: center;
}

.stats-strip .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 30px 20px;
}

.stat-item {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-white);
}

.stat-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.4;
    opacity: 0.9;
}

/* About Section */
#about {
    background-color: var(--color-bg);
}

#about .section-title {
    text-align: left;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 1.5em;
    max-width: 800px;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed), background-color var(--transition-speed), box-shadow var(--transition-speed);
}

.service-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-medium);
}

.service-card h3 {
    color: var(--color-white);
    margin-bottom: 15px;
    font-size: 1.6rem;
}

.service-card p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
}

/* Trusted By */
.trusted-by {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-top: 40px;
    color: #999; /* Muted gray */
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: center;
}

.trusted-by span {
    opacity: 0.8;
    transition: opacity var(--transition-speed);
}

.trusted-by span:hover {
    opacity: 1;
}

/* Case Studies */
.case-study-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.case-study-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    display: flex;
    flex-direction: column;
}

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

.case-study-tag {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 6px 12px;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 15px;
    align-self: flex-start;
}

.case-study-card h3 {
    font-weight: 700;
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.case-study-outcome {
    font-size: 0.95rem;
    color: var(--color-light-text);
    flex-grow: 1;
}

/* Testimonials */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-left: 4px solid var(--color-accent);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

.testimonial-card blockquote p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.9);
}

.testimonial-card blockquote cite {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-accent);
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-card {
    background-color: var(--color-white);
    padding: 30px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

.team-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 15px;
    flex-shrink: 0;
}

.team-name {
    font-weight: 700;
    margin-bottom: 5px;
    font-size: 1.3rem;
}

.team-title {
    color: var(--color-light-text);
    font-size: 0.9rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

/* Insights/Blog */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.insight-card {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    display: flex;
    flex-direction: column;
}

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

.insight-date {
    display: block;
    font-size: 0.85rem;
    color: var(--color-light-text);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.insight-card h3 {
    font-weight: 700;
    margin-bottom: 10px;
    font-size: 1.4rem;
}

.insight-card p {
    font-size: 0.95rem;
    color: var(--color-light-text);
    margin-bottom: 20px;
    flex-grow: 1;
}

.insight-card .read-more {
    color: var(--color-accent);
    font-weight: 600;
    align-self: flex-start;
}

.insight-card .read-more:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--color-light-text);
    margin-bottom: 1em;
}

.contact-email {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.contact-email:hover {
    color: var(--color-accent);
}

.contact-form-container {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.contact-form-container .form-title {
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 1.8rem;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(140, 161, 177, 0.2); /* var(--color-accent) with transparency */
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

#contact-submit-btn {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
}

.form-success {
    background-color: #d4edda; /* Light green */
    color: #155724; /* Dark green */
    border: 1px solid #c3e6cb;
    padding: 15px;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    margin-top: 20px;
}

/* Footer */
footer {
    background-color: var(--color-dark-bg);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--padding-section) 0 30px;
    font-size: 0.9rem;
}

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

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

.footer-primary {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    font-family: var(--font-heading);
    color: var(--color-white);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.footer-brand p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-nav ul {
    margin-bottom: 20px;
}

.footer-nav ul li {
    margin-bottom: 10px;
}

.footer-nav ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

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

.footer-contact h4 {
    color: var(--color-white);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.footer-contact p {
    margin-bottom: 10px;
}

.footer-secondary {
    text-align: center;
    padding-top: 20px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-secondary p {
    margin-bottom: 5px;
}

/* Client Portal Modal */
#portal-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

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

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

.modal-box {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    width: 90%;
    max-width: 450px;
    position: relative;
    animation: fadeInScale 0.3s ease-out forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-light-text);
    line-height: 1;
    padding: 5px;
    transition: color var(--transition-speed);
}

.modal-close-btn:hover {
    color: var(--color-text);
}

.modal-close-btn::before {
    content: '✖';
}

.modal-box h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-primary);
}

#portal-form .form-group label {
    font-size: 1rem;
}

#portal-form .button-primary {
    width: 100%;
}

.login-error {
    color: #dc3545; /* red */
    font-size: 0.875rem;
    margin-top: 0.5rem;
    text-align: center;
    font-weight: 600;
}

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

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Delay for sequential elements */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* Responsive Design */
@media (max-width: 960px) {
    nav .container {
        padding: 0 15px;
    }

    .nav-links {
        gap: 20px;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .hero-subheading {
        font-size: 1.15rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .stats-strip .container {
        justify-content: center;
    }
    .stat-item {
        flex-basis: 45%;
    }

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

    .contact-info .section-title {
        text-align: center;
    }

    .footer-primary {
        grid-template-columns: 1fr 1fr;
    }
    .footer-brand {
        grid-column: span 2;
        text-align: center;
    }
    .footer-nav {
        display: flex;
        justify-content: space-around;
    }
    .footer-contact {
        text-align: center;
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }

    .hero h1 {
        font-size: 2.8rem;
    }
    .hero-subheading {
        font-size: 1rem;
    }
    .hero-actions {
        flex-direction: column;
    }
    .hero-actions .button {
        width: 80%;
        max-width: 300px;
    }
}

@media (max-width: 600px) {
    nav .container {
        padding: 0 20px;
    }

    .nav-links {
        display: none; /* Hide by default */
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--color-bg);
        box-shadow: var(--shadow-medium);
        padding: 20px 0;
        text-align: center;
        transform: translateY(-100%);
        transition: transform 0.3s ease-out;
    }

    nav.nav-open .nav-links {
        display: flex; /* Show when open */
        transform: translateY(0);
    }

    .nav-links li {
        width: 100%;
        margin-bottom: 10px;
    }

    .nav-links li:last-child {
        margin-bottom: 0;
        margin-top: 10px; /* Space for portal button */
    }

    .nav-links li a, #portal-btn {
        display: block;
        padding: 10px 0;
        width: 100%;
        color: var(--color-text);
        border: none;
        background: none;
        border-radius: 0;
    }

    .nav-links li a:hover::after {
        width: 50%;
        left: 25%;
    }

    #portal-btn {
        margin: 10px auto 0;
        width: fit-content;
        max-width: 200px;
    }

    .hamburger {
        display: flex;
    }

    /* Hamburger animation */
    nav.nav-open .hamburger .bar:nth-child(1) {
        transform: translateY(11px) rotate(45deg);
    }
    nav.nav-open .hamburger .bar:nth-child(2) {
        opacity: 0;
    }
    nav.nav-open .hamburger .bar:nth-child(3) {
        transform: translateY(-11px) rotate(-45deg);
    }

    .hero-content {
        padding-left: 20px;
        padding-right: 20px;
    }

    .section-padding {
        padding: 40px 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
    }

    .stats-strip .container {
        flex-direction: column;
        gap: 25px;
    }
    .stat-item {
        min-width: unset;
        max-width: 100%;
        padding: 0 10px;
    }

    .trusted-by {
        flex-direction: column;
        gap: 1.5rem;
    }

    .footer-primary {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-brand {
        grid-column: span 1;
    }
    .footer-nav {
        flex-direction: column;
        align-items: center;
    }
    .footer-nav ul {
        margin-bottom: 0;
    }
    .footer-contact {
        grid-column: span 1;
    }
}