/* ============================================================================
   LAB0xM RESEARCH LAB - STYLE.CSS
   Webflow-ready CSS with desktop-first responsive design
   ============================================================================ */

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

/* ============================================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================================ */
:root {
    --primary-blue: #0277FF;
    --secondary-cyan: #36C3DF;
    --black: #000000;
    --white: #ffffff;
    --light-gray: #EEEEEE;
    --medium-gray: #666666;
    --dark-gray: #333333;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --card-hover-shadow: rgba(0, 0, 0, 0.15);
    --icon-bg: #E1F6FA;

    --hover-primary: var(--black);
    /* EDIT: Primary button hover */
    --hover-secondary: var(--secondary-cyan);
    /* EDIT: Secondary button hover */
    --hover-lift: translateY(-4px);
    /* EDIT: Card hover lift amount */

    /* TYPOGRAPHY SCALE */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */
    --font-size-5xl: 3rem;
    /* 48px */

    /* SPACING SCALE */
    --space-xs: 0.5rem;
    /* 8px */
    --space-sm: 0.75rem;
    /* 12px */
    --space-md: 1rem;
    /* 16px */
    --space-lg: 1.5rem;
    /* 24px */
    --space-xl: 2rem;
    /* 32px */
    --space-2xl: 3rem;
    /* 48px */
    --space-3xl: 4rem;
    /* 64px */
    --space-4xl: 6rem;
    /* 96px */

    /* TRANSITIONS - EDIT FOR DIFFERENT ANIMATION SPEEDS */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    margin: 0;
}

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

a {
    text-decoration: none;
    color: inherit;
}

/* ============================================================================
   TYPOGRAPHY CLASSES
   ============================================================================ */
.heading-1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
}

.heading-2 {
    font-size: var(--font-size-4xl);
    font-weight: 600;
    line-height: 1.3;
}

.heading-3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    line-height: 1.4;
}

.heading-4 {
    font-size: var(--font-size-xl);
    font-weight: 500;
    line-height: 1.4;
}

.body-large {
    font-size: var(--font-size-lg);
    font-weight: 400;
}

.body-small {
    font-size: var(--font-size-sm);
    font-weight: 400;
}

/* ============================================================================
   BUTTON COMPONENTS
   ============================================================================ */
.btn {
    display: inline-flex;
    white-space: nowrap;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-xl);
    border: none;
    border-radius: 6px;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-decoration: none;
}

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

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

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

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

.btn-ghost {
    background-color: transparent;
    color: var(--black);
    border: 1px solid var(--black);
}

.btn-ghost:hover {
    background-color: var(--secondary-cyan);
}

.ext-link {
    color: var(--primary-blue);
    transition: color var(--transition-fast);
    font-weight: 600;
}

.ext-link:hover {
    color: var(--hover-primary);
}

/* ============================================================================
   HEADER SECTION
   ============================================================================ */
.header {
    background-color: var(--white);
    padding: var(--space-md) 0;
    box-shadow: 0 2px 10px var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 100%;
    margin: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo-nav {
    height: 100%;
    width: auto;
    max-height: 40px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    list-style: none;
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--black);
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */
.hero {
    background-image: url('/assets/images/Banner_HeroSection.jpg');
    background-size: cover;
    color: var(--white);
    padding: var(--space-2xl) 0;
    position: relative;
    overflow: hidden;
    min-height: 40vh;
    /* Ensure minimum height */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
    z-index: 0;
}

.hero-container {
    max-width: 100%;
    margin: 0 5%;
    position: relative;
    display: flex;
    align-items: center;
    min-height: 40vh;
}

.hero-content {
    max-width: 75%;
    padding-right: var(--space-xl);
    /* Add some breathing room */
    z-index: 2;
}

.logo-hero {
    height: auto;
    width: 200px;
    /* Base width for desktop */
    max-width: 100%;
    margin-bottom: var(--space-sm);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--secondary-cyan);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    color: var(--white);
}

.hero-description {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
    opacity: 0.9;
    color: var(--white);
}

.hero-cta {
    max-width: 100%;
    display: flex;
    gap: var(--space-xl);
}

/* ============================================================================
   CORE RESEARCH AREAS SECTION
   ============================================================================ */
.research-areas {
    padding: var(--space-3xl) 0;
    background-color: var(--white);
}

.research-areas-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0;
}

.section-title {
    text-align: center;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--secondary-cyan);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    margin-bottom: var(--space-2xl);
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.research-grid {
    display: flex;
    gap: var(--space-3xl);
    justify-content: center;
}

.research-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    max-width: 500px;
    background-color: var(--white);
    padding: var(--space-xl);
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px var(--card-shadow);
    transition: all var(--transition-medium);
}

.research-card:hover {
    transform: var(--hover-lift);
    box-shadow: 0 8px 30px var(--card-hover-shadow);
}

.research-icon {
    width: 96px;
    height: 96px;
    padding: 12px;
    color: var(--secondary-cyan);
    background-color: var(--icon-bg);
    border-radius: 4px;
}

.research-card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--dark-gray);
}

.research-card-description {
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* ============================================================================
   FEATURED RESEARCH SECTION
   ============================================================================ */
.featured-research {
    padding: var(--space-3xl) 0;
    background-color: var(--light-gray);
}

.featured-research-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0;
}

.research-posts {
    display: flex;
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.research-post {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--card-shadow);
    overflow: hidden;
    transition: all var(--transition-medium);
    flex: 1;
}

.research-post:hover {
    transform: var(--hover-lift);
    box-shadow: 0 8px 30px var(--card-hover-shadow);
}

.research-post-content {
    padding: var(--space-xl);
}

.research-category {
    display: inline-block;
    color: var(--secondary-cyan);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.research-post-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.research-post-description {
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

/* ============================================================================
   VULNERABILITY DISCLOSURES SECTION
   ============================================================================ */
.research-CVE {
    padding: var(--space-3xl) 0;
    background-color: var(--white);
}

.research-CVE-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0;
}

.research-CVE table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-xl);
    background-color: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--card-shadow);
}

.research-CVE th {
    background-color: var(--white);
    color: var(--secondary-cyan);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--space-lg);
    text-align: left;
    border-bottom: 2px solid var(--light-gray);
}

.research-CVE tr {
    transition: all var(--transition-fast);
}

.research-CVE tr:hover {
    background-color: var(--light-gray);
}

.research-CVE td {
    padding: var(--space-lg);
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    border-bottom: 1px solid var(--light-gray);
    vertical-align: top;
}

.research-CVE td:first-child {
    font-weight: 600;
    color: var(--dark-gray);
    white-space: nowrap;
    width: 1%;
}

.research-CVE td:last-child {
    white-space: nowrap;
    width: 1%;
}


/* ============================================================================
   RESEARCH TEAM SECTION
   ============================================================================ */
.research-team {
    padding: var(--space-3xl) 0;
    background-color: var(--light-gray);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.research-team-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0;
    display: flex;
    gap: var(--space-3xl);
}

.team-member {
    display: flex;
    gap: var(--space-2xl);
    align-items: center;
    background-color: var(--white);
    padding: var(--space-2xl);
    border-radius: 8px;
    box-shadow: 0 4px 20px var(--card-shadow);
    margin-top: var(--space-xl);
    max-width: 850px;
    transition: all var(--transition-medium);
}

.team-member:hover {
    transform: var(--hover-lift);
    box-shadow: 0 8px 30px var(--card-hover-shadow);
}

.team-member-photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.team-member-info {
    flex: 1;
}

.team-member-role {
    color: var(--secondary-cyan);
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-xs);
}

.team-member-name {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: var(--space-md);
}

.team-member-bio {
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* ============================================================================
   FOOTER SECTION
   ============================================================================ */
.footer {
    background-image: url('/assets/images/Banner_ContactSection.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    padding: var(--space-2xl) 0;
}

.footer-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0 0;
    display: flex;
    flex-direction: column;
}

.footer-content {
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2xl);
}

.footer-description {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    text-align: left;
    margin-bottom: 0;
    max-width: 1000px;
}

.footer .btn-primary {
    white-space: normal;
}

/* ============================================================================
   COPYRIGHT SECTION
   ============================================================================ */
.copyright-section {
    background-color: var(--black);
    color: var(--white);
    padding: var(--space-sm) 0;
}

.copyright-container {
    max-width: 100%;
    margin: 0 5%;
    padding: 0 var(--space-lg);
    text-align: center;
}

.copyright-section p {
    font-size: var(--font-size-sm);
    margin: 0;
}

/* ============================================================================
   RESPONSIVE DESIGN - MOBILE BREAKPOINTS
   ============================================================================ */

/* LARGER TABLETS AND SMALL DESKTOP (801px - 1199px) */
@media (max-width: 1199px) {

    .nav-menu {
        gap: var(--space-xl);
    }

    .hero-content {
        max-width: 75%;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .logo-hero {
        width: 160px;
    }

    .research-grid {
        gap: var(--space-xl);
    }

    .research-posts {
        gap: var(--space-xl);
    }

    .team-member {
        max-width: 750px;
    }
}

/* MOBILE AND TABLETS (679px - 800px) */
@media (max-width: 800px) {
    :root {
        --space-4xl: 3rem;
        --space-3xl: 2rem;
    }

    .nav-menu {
        gap: var(--space-md);
    }

    .nav-link {
        font-size: var(--font-size-sm);
    }

    .btn-primary {
        font-size: var(--font-size-sm);
        padding: var(--space-sm) var(--space-lg);
    }

    .hero-content {
        max-width: 100%;
        padding-right: 0;
    }

    .hero-container {
        min-height: 40vh;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .logo-hero {
        width: 160px;
        margin-bottom: var(--space-sm);
    }

    .research-grid {
        flex-direction: column;
        align-items: center;
    }

    .research-card {
        width: 100%;
        padding: var(--space-md);
    }

    .research-posts {
        flex-direction: column;
    }

    .team-member {
        flex-direction: column;
        text-align: center;
        padding: var(--space-xl);
        gap: var(--space-xl);
    }

    .team-member-photo {
        width: 150px;
        height: 150px;
    }

    .footer-description {
        font-size: var(--font-size-xl);
    }

    .research-CVE table {
        display: block;
        overflow-x: auto;
    }

    .research-CVE th,
    .research-CVE td {
        padding: var(--space-md);
        min-width: 120px;
    }

    .research-CVE td:first-child {
        min-width: 150px;
    }

    .research-CVE td:last-child {
        min-width: 100px;
    }

    .research-CVE .btn-ghost {
        padding: var(--space-xs) var(--space-sm);
    }

}

/* Just Header and footer (501px - 700px) */
@media (max-width: 700px) {
    .header-container {
        flex-direction: column;
        gap: var(--space-xs);
        padding: 0;
    }

    .footer {
        padding: var(--space-xl) 0;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        gap: var(--space-lg);
        padding: 0;
    }

    .footer-description {
        text-align: center;
        font-size: var(--font-size-xl);
    }

    .team-member {
        margin-top: var(--space-lg);
    }

    .hero-cta .btn {
        white-space: normal;
        text-align: center;
    }
}

/* SMALL MOBILE (0px - 500px) */
@media (max-width: 500px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --space-2xl: 2rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-sm);
    }

    .hero {
        min-height: 50vh;
    }

    .hero-container {
        min-height: 50vh;
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .logo-hero {
        width: 140px;
        margin-bottom: var(--space-sm);
    }

    .hero-description {
        font-size: var(--font-size-base);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }

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

    .research-card {
        padding: var(--space-lg);
    }

    .research-icon {
        width: 72px;
        height: 72px;
    }

    .team-member {
        padding: var(--space-lg);
    }

    .team-member-photo {
        width: 120px;
        height: 120px;
    }

}