/* style.css */

/* ROOT VARIABLES */
:root {
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Work Sans', sans-serif;

    --color-bg-deep: #0a0a0a; /* Deepest background, e.g. for body */
    --color-bg-main: #141414; /* Main section background */
    --color-bg-surface: #1f1f1f; /* Cards, inputs, accented sections */
    --color-bg-overlay: rgba(0, 0, 0, 0.6); /* Overlay for images */
    --color-bg-overlay-hero: rgba(0, 0, 0, 0.75); /* Darker overlay for hero */

    --color-text-primary: #f0f0f0; /* Main text on dark backgrounds */
    --color-text-secondary: #b0b0b0; /* Subdued text, placeholders */
    --color-text-headings: #ffffff; /* Headings, for more impact */
    --color-text-on-dark-image: #ffffff; /* Text directly on dark images/overlays */
    --color-text-dark-contrast: #222222; /* For very light backgrounds if ever used */

    --color-accent: #00bfff; /* Bright cyan/blue for futuristic accents */
    --color-accent-hover: #009acd;

    --color-border: #383838;
    --color-border-input: #555555;
    --color-border-input-focus: var(--color-accent);

    --color-button-primary-bg: var(--color-accent);
    --color-button-primary-text: var(--color-bg-deep);
    --color-button-primary-hover-bg: var(--color-accent-hover);
    --color-button-primary-hover-text: var(--color-bg-deep);

    --header-height: 80px;
    --footer-height: auto;

    --border-radius-small: 4px;
    --border-radius-medium: 8px;

    --shadow-light: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-medium: 0 4px 12px rgba(0,0,0,0.5);

    --transition-speed: 0.3s;
    --transition-timing: cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* GLOBAL STYLES */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg-deep);
    color: var(--color-text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    padding-top: var(--header-height); /* Account for fixed header */
}

.main-container {
    width: 100%;
    overflow: hidden; /* Contains floats and margins */
}

.page-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    color: var(--color-text-headings);
    line-height: 1.3;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

h1 { font-size: clamp(2.5rem, 5vw, 3.8rem); } /* Hero title, page titles */
h2 { font-size: clamp(2rem, 4vw, 3rem); text-align: center; margin-bottom: 2.5rem; } /* Section titles */
h3 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 1rem; } /* Card titles, sub-headings */
h4 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); margin-bottom: 0.75rem; }

p {
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    font-size: clamp(1rem, 1.5vw, 1.125rem);
}

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

a:hover, a:focus {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

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

ul, ol {
    list-style-position: inside;
    margin-bottom: 1.5rem;
}

/* HEADER & NAVIGATION */
.site-header {
    background-color: rgba(10, 10, 10, 0.85); /* Semi-transparent dark background */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
    box-shadow: var(--shadow-light);
    transition: background-color var(--transition-speed) ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-primary);
    font-size: clamp(1.5rem, 3vw, 1.8rem);
    font-weight: 700;
    color: var(--color-text-headings);
    text-decoration: none;
}

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

.main-nav .nav-menu {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.main-nav .nav-menu li a {
    color: var(--color-text-primary);
    font-weight: 500;
    padding: 0.5rem 0.25rem;
    position: relative;
    text-decoration: none;
    font-size: clamp(0.9rem, 1.2vw, 1rem);
}

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

.main-nav .nav-menu li a:hover::after,
.main-nav .nav-menu li a:focus::after,
.main-nav .nav-menu li a.active::after {
    width: 100%;
}

.main-nav .nav-menu li a:hover,
.main-nav .nav-menu li a:focus,
.main-nav .nav-menu li a.active {
    color: var(--color-accent);
}

.nav-toggle {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    color: var(--color-text-headings);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger-icon {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text-headings);
    position: relative;
    transition: background-color 0s var(--transition-speed); /* Delay hiding central bar */
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-text-headings);
    transition: transform var(--transition-speed) var(--transition-timing), top var(--transition-speed) var(--transition-timing);
}

.hamburger-icon::before { top: -8px; }
.hamburger-icon::after { top: 8px; }

/* Mobile Menu Open State (toggled by JS) */
.main-nav.nav-open .hamburger-icon {
    background-color: transparent; /* Hide middle bar */
}
.main-nav.nav-open .hamburger-icon::before {
    transform: rotate(45deg);
    top: 0;
}
.main-nav.nav-open .hamburger-icon::after {
    transform: rotate(-45deg);
    top: 0;
}

/* GENERAL SECTION STYLING */
.content-section {
    padding: 4rem 0; /* Reduced padding */
    background-color: var(--color-bg-main);
}

.content-section.accent-bg {
    background-color: var(--color-bg-surface);
}

.section-title {
    margin-bottom: 1rem; /* Reduced from 2.5rem */
}

.section-intro {
    max-width: 700px;
    margin: 0 auto 3rem auto;
    color: var(--color-text-secondary);
    text-align: center;
    font-size: clamp(1rem, 1.8vw, 1.15rem);
}

/* BUTTONS (GLOBAL) */
.cta-button,
.button-link,
button[type="submit"] {
    display: inline-block;
    padding: 0.8rem 2rem;
    font-family: var(--font-primary);
    font-size: clamp(1rem, 1.5vw, 1.1rem);
    font-weight: 600;
    border-radius: var(--border-radius-small);
    text-align: center;
    cursor: pointer;
    transition: background-color var(--transition-speed) var(--transition-timing),
                color var(--transition-speed) var(--transition-timing),
                transform var(--transition-speed) var(--transition-timing),
                box-shadow var(--transition-speed) var(--transition-timing);
    border: none;
    text-decoration: none;
}

.cta-button, button[type="submit"] { /* Primary button style */
    background-color: var(--color-button-primary-bg);
    color: var(--color-button-primary-text);
}

.cta-button:hover, button[type="submit"]:hover,
.cta-button:focus, button[type="submit"]:focus {
    background-color: var(--color-button-primary-hover-bg);
    color: var(--color-button-primary-hover-text);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    text-decoration: none;
}

.button-link { /* Secondary/text-based button */
    background-color: transparent;
    color: var(--color-accent);
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-accent);
}

.button-link:hover, .button-link:focus {
    background-color: var(--color-accent);
    color: var(--color-button-primary-text);
    text-decoration: none;
}

/* HERO SECTION */
.hero-section {
    position: relative;
    color: var(--color-text-on-dark-image);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: calc(100vh - var(--header-height));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.85)); /* Slightly darker */
}

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

.hero-content h1 {
    color: var(--color-text-on-dark-image); /* Ensure white */
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

.hero-content p {
    color: var(--color-text-on-dark-image); /* Ensure white */
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    max-width: 700px;
    margin: 0 auto 2rem auto;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

/* ABOUT US SECTION */
.columns-container {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    align-items: center;
}

.column-text {
    flex: 2; /* Takes up 2/3 of space */
    min-width: 300px;
}

.column-media {
    flex: 1; /* Takes up 1/3 of space */
    min-width: 300px;
}
.column-media .card {
    background-color: var(--color-bg-surface);
}


/* CARDS (General for multiple sections) */
.card {
    background-color: var(--color-bg-surface);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    transition: transform var(--transition-speed) var(--transition-timing), box-shadow var(--transition-speed) var(--transition-timing);
    display: flex;
    flex-direction: column;
    align-items: center; /* Centers .card-image and .card-content horizontally */
    text-align: center; /* Centers text within .card-content */
    height: 100%; /* For consistent height in grids/flex rows */
}

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

.card-image {
    width: 100%; /* Take full width of card */
    height: 200px; /* Fixed height for consistency */
    overflow: hidden;
    background-color: var(--color-bg-main); /* Placeholder if image fails */
}
.card-image.accolade-image { /* Smaller images for accolades */
    height: 120px;
    width: 120px;
    border-radius: 50%;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}


.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover the area, crop if necessary */
    transition: transform var(--transition-speed) var(--transition-timing);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
    width: 100%; /* Ensure content area takes width */
    flex-grow: 1; /* Allow content to grow if card is in flex container */
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Pushes button to bottom if present */
}
.card-content.accolade-content {
    justify-content: flex-start;
}

.card-content h3 {
    color: var(--color-text-headings);
}

.card-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    flex-grow: 1;
}
.card-content p.team-bio {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* CAROUSEL CONTAINERS (Basic structure for JS-powered carousels) */
.carousel-container {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto; /* Provides horizontal scroll for now */
    padding-bottom: 1.5rem; /* Space for scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--color-accent) var(--color-bg-surface);
}
.carousel-container::-webkit-scrollbar {
    height: 8px;
}
.carousel-container::-webkit-scrollbar-track {
    background: var(--color-bg-surface);
    border-radius: 4px;
}
.carousel-container::-webkit-scrollbar-thumb {
    background-color: var(--color-accent);
    border-radius: 4px;
}

.carousel-container > .card {
    min-width: 300px; /* Min width for carousel items */
    flex-shrink: 0;
}


/* METHODOLOGY SECTION */
.methodology-steps .card {
    background-color: var(--color-bg-main); /* Slightly different from accent-bg */
}

/* CASE STUDIES SECTION */
.case-studies-carousel .card {
    min-width: 350px;
}

/* TEAM SECTION */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
.team-member-card .card-image {
    width: 150px; /* Smaller image for team member */
    height: 150px;
    border-radius: 50%;
    margin-top: 1.5rem; /* Space from card top */
    border: 3px solid var(--color-accent);
}

/* WEBINARS SECTION */
.webinar-card .button-link {
    margin-top: auto; /* Pushes button to bottom of card content */
    align-self: center;
}

/* PARTNERS SECTION */
.partners-logo-carousel {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.partner-logo img {
    max-height: 60px; /* Control logo size */
    width: auto;
    filter: grayscale(100%) brightness(1.5); /* Monochrome and brightened */
    opacity: 0.8;
    transition: opacity var(--transition-speed) ease, filter var(--transition-speed) ease;
}

.partner-logo img:hover {
    opacity: 1;
    filter: grayscale(0%) brightness(1);
}

/* ACCOLADES SECTION */
.accolades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.accolade-card .card-content h3 {
    font-size: 1.2rem;
}
.accolade-card .card-content p {
    font-size: 0.9rem;
}

/* EXTERNAL RESOURCES SECTION */
.external-links-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.external-link-card {
    background-color: var(--color-bg-main);
    padding: 1.5rem;
    border-radius: var(--border-radius-medium);
    border: 1px solid var(--color-border);
    transition: border-color var(--transition-speed) ease;
}
.external-link-card:hover {
    border-color: var(--color-accent);
}
.external-link-card h4 a {
    color: var(--color-text-headings);
    text-decoration: none;
}
.external-link-card h4 a:hover {
    color: var(--color-accent);
}
.external-link-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}


/* CONTACT SECTION */
.contact-section {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 4rem 0;
}
.contact-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(10,10,10,0.85), rgba(10,10,10,0.95)); /* Darker overlay */
}
.contact-wrapper {
    position: relative;
    z-index: 2;
}

.contact-content-container {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-form-container {
    flex: 1.5; /* Form takes more space */
    min-width: 300px;
}

.contact-details-container {
    flex: 1;
    min-width: 300px;
    color: var(--color-text-secondary);
}
.contact-details-container h3 {
    color: var(--color-text-headings);
}
.contact-details-container p {
    margin-bottom: 0.8rem;
}
.contact-details-container strong {
    color: var(--color-text-primary);
}
.contact-details-container a {
    color: var(--color-accent);
}

/* FORM STYLES */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    background-color: var(--color-bg-surface);
    border: 1px solid var(--color-border-input);
    border-radius: var(--border-radius-small);
    color: var(--color-text-primary);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-border-input-focus);
    box-shadow: 0 0 0 2px rgba(var(--color-accent), 0.3); /* Use RGB values for accent if it's hex */
    /* Example for --color-accent: #00bfff -> rgba(0, 191, 255, 0.3) */
    box-shadow: 0 0 0 2px rgba(0, 191, 255, 0.3);
}


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

.form-submit-button {
    width: 100%;
    padding: 1rem;
}


/* FOOTER */
.site-footer {
    background-color: var(--color-bg-deep);
    color: var(--color-text-secondary);
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: left;
}
.footer-content h4 {
    color: var(--color-text-headings);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}
.footer-nav ul, .footer-social {
    list-style: none;
    padding: 0;
}
.footer-nav li {
    margin-bottom: 0.5rem;
}
.footer-nav a, .footer-social p a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
}
.footer-nav a:hover, .footer-social p a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}
.footer-social p {
    margin-bottom: 0.5rem; /* Space between social links */
}
.footer-copyright {
    grid-column: 1 / -1; /* Span all columns */
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.9rem;
}
.footer-copyright p {
    margin-bottom: 0.5rem;
}

/* SUCCESS PAGE STYLING */
body.success-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-top: 0; /* Override body padding-top if header not shown on success page */
}
.success-page-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background-color: var(--color-bg-main);
}
.success-page-container h1 {
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}
.success-page-container p {
    margin-bottom: 2rem;
    max-width: 500px;
}

/* PRIVACY & TERMS PAGE STYLING */
body.legal-page {
    padding-top: var(--header-height); /* Ensure header is accounted for */
}
.legal-page-content {
    padding: 3rem 0; /* Add padding inside content area, not body */
    background-color: var(--color-bg-main);
    min-height: calc(100vh - var(--header-height) - var(--footer-height) - 1px); /* Fill screen */
}
.legal-page-content .page-wrapper h1 {
    text-align: center;
    margin-bottom: 2rem;
}
.legal-page-content .page-wrapper h2 {
    text-align: left; /* Subheadings often left-aligned on legal pages */
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}
.legal-page-content .page-wrapper p,
.legal-page-content .page-wrapper ul,
.legal-page-content .page-wrapper ol {
    margin-bottom: 1rem;
    line-height: 1.8;
}
.legal-page-content .page-wrapper ul,
.legal-page-content .page-wrapper ol {
    padding-left: 1.5rem; /* Indent lists */
}
.legal-page-content .page-wrapper li {
    margin-bottom: 0.5rem;
}

/* RESPONSIVE STYLES */
@media (max-width: 992px) {
    .columns-container {
        gap: 2rem;
    }
    .contact-content-container {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: calc(var(--header-height) - 10px); /* Adjust if header shrinks */
    }
    .site-header {
        height: calc(var(--header-height) - 10px);
    }
    .page-wrapper {
        padding: 0 1rem;
    }

    .main-nav .nav-menu {
        display: none; /* Hide for toggle */
        flex-direction: column;
        position: absolute;
        top: calc(var(--header-height) - 10px); /* Align below header */
        left: 0;
        width: 100%;
        background-color: rgba(10, 10, 10, 0.98); /* Solid background for mobile menu */
        backdrop-filter: blur(5px);
        padding: 1rem 0;
        box-shadow: var(--shadow-medium);
        border-top: 1px solid var(--color-border);
    }

    .main-nav.nav-open .nav-menu {
        display: flex; /* Show when open */
    }

    .main-nav .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .main-nav .nav-menu li a {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid var(--color-border);
    }
    .main-nav .nav-menu li:last-child a {
        border-bottom: none;
    }
    .main-nav .nav-menu li a::after {
        display: none; /* No underline effect on mobile */
    }

    .nav-toggle {
        display: block; /* Show burger icon */
    }

    .hero-section {
        min-height: calc(80vh - (var(--header-height) - 10px));
    }
    .hero-content h1 { font-size: clamp(2rem, 6vw, 3rem); }
    .hero-content p { font-size: clamp(1rem, 3vw, 1.2rem); }

    .content-section {
        padding: 3rem 0; /* Adjusted padding */
    }
    .section-title { font-size: clamp(1.8rem, 5vw, 2.5rem); margin-bottom: 2rem;}

    .columns-container,
    .contact-content-container {
        flex-direction: column;
    }
    .team-grid, .accolades-grid, .external-links-list {
        grid-template-columns: 1fr; /* Stack cards */
    }
    .carousel-container > .card {
        min-width: 280px; /* Adjust card width for smaller screens */
    }
    .footer-content {
        text-align: center; /* Center footer content on mobile */
    }
    .footer-content > div {
        margin-bottom: 1.5rem;
    }
    .footer-nav ul, .footer-social {
        padding-left: 0;
    }
}