/* =================================== */
/* CSS RESET                           */
/* =================================== */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, h4, p, ul, ol, li, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, picture { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
input, button, textarea, select { font: inherit; }

/* =================================== */
/* BRAND SYSTEM (CSS VARIABLES)        */
/* =================================== */
:root {
    /* Colors */
    --turquoise: #00C9D2;
    --navy: #0A2F5A;
    --purple: #6C4EFF;
    --teal: #2FD7A5;
    --pink: #FF5FA2;
    --charcoal: #333333;
    --gray-200: #E6E6E6;
    --white: #FFFFFF;

    /* Gradients */
    --grad-hero: linear-gradient(135deg, #0A2F5A 0%, #6C4EFF 50%, #00C9D2 100%);
    --grad-cta: linear-gradient(90deg, #FF5FA2 0%, #6C4EFF 100%);
    
    /* Effects */
    --glow: 0 0 24px rgba(108, 78, 255, .4), 0 0 36px rgba(0, 201, 210, .25);
    --shadow-base: 0 10px 24px rgba(10, 47, 90, .18);

    /* Layout */
    --radius-card: 18px;
}

/* =================================== */
/* GLOBAL STYLES                       */
/* =================================== */
body {
    font-family: 'Roboto', system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--charcoal);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    line-height: 1.35;
    color: var(--navy);
}

h1 { font-family: 'Orbitron', sans-serif; font-size: 48px; }
h2 { font-family: 'Orbitron', sans-serif; font-size: 36px; }
h3 { font-family: 'Exo 2', sans-serif; font-size: 28px; }
h4 { font-family: 'Exo 2', sans-serif; font-size: 22px; }

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

/* =================================== */
/* ACCESSIBILITY & REDUCED MOTION      */
/* =================================== */
.skip-to-content {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.skip-to-content:focus {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    padding: 0.5em 1em;
    background: var(--navy);
    color: var(--white);
    z-index: 1000;
}

:focus-visible {
    outline: 2px solid var(--turquoise);
    outline-offset: 3px;
    border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* =================================== */
/* HEADER                              */
/* =================================== */
.site-header {
    padding: 1rem 0;
    border-bottom: 1px solid var(--gray-200);
}

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

.header__logo img {
    height: 40px;
}

.nav-list {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 15px;
    transition: color 200ms ease;
}

.nav-link:hover, .nav-link:focus {
    color: var(--purple);
}

.nav-toggle {
    display: none;
}

.header__cta {
    display: block;
}

/* =================================== */
/* BUTTONS                             */
/* =================================== */
.btn {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 16px;
    padding: 12px 24px;
    border-radius: 50px;
    border: 2px solid transparent;
    text-align: center;
    cursor: pointer;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

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

.btn-primary:hover, .btn-primary:focus {
    transform: translateY(-3px);
    box-shadow: var(--glow);
}

.btn-secondary {
    color: var(--white);
    background-color: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
}

.btn-secondary:hover, .btn-secondary:focus {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}

/* =================================== */
/* HERO SECTION                        */
/* =================================== */
.hero {
    position: relative;
    padding: 96px 0;
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.hero__gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--grad-hero);
    background-size: 200% 200%;
    animation: heroShift 14s ease-in-out infinite;
    z-index: -2;
}

@keyframes heroShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero__shape {
    position: absolute;
    z-index: -1;
    opacity: 0.5;
}

.hero__shape--a { top: -20%; left: -10%; width: 40%; }
.hero__shape--b { bottom: -25%; right: -15%; width: 50%; }

.hero__container { max-width: 880px; }
.hero__title { color: var(--white); margin-bottom: 1rem; }

.hero__subtitle {
    font-family: 'Exo 2', sans-serif;
    font-size: 24px;
    max-width: 600px;
    margin: 0 auto 2rem auto;
    opacity: 0.9;
}

.hero__cta-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.hero__microcopy {
    font-size: 14px;
    opacity: 0.8;
}

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

/* =================================== */
/* GLOBAL SECTION STYLES               */
/* =================================== */
.section-padding { padding: 96px 0; }

.section-header {
    text-align: center;
    max-width: 880px;
    margin: 0 auto 3.5rem auto;
}

.section-subtitle {
    font-size: 18px;
    font-family: 'Exo 2', sans-serif;
}

/* =================================== */
/* USE CASES & CARD COMPONENT          */
/* =================================== */
.use-cases { background-color: #f8f9fa; }

.use-cases__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    display: block;
    background-color: var(--white);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-card);
    border: 1px solid transparent;
    box-shadow: var(--shadow-base);
    transform: translateZ(0);
    transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.card:hover, .card:focus-within {
    transform: translateY(-6px);
    box-shadow: var(--glow);
    border: 1px solid rgba(108, 78, 255, .35);
}

.card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    transform: scale(1);
    transition: filter 250ms ease, transform 250ms ease;
}

.card:hover .card__icon, .card:focus-within .card__icon {
    filter: drop-shadow(0 0 8px rgba(0,201,210,.6));
    transform: scale(1.03);
}

.card__title {
    font-size: 20px;
    font-family: 'Exo 2', sans-serif;
    margin-bottom: 0.75rem;
}

.card p { margin-bottom: 0; }

/* =================================== */
/* FOUNDER SPOTLIGHT SECTION           */
/* =================================== */
.founder-spotlight__container {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 3rem;
    align-items: center;
}

.founder-spotlight__image-wrapper { max-width: 400px; margin: 0 auto; }

.founder-spotlight__img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-base);
}

.founder-spotlight__content { text-align: left; }
.founder-spotlight__content .section-title { margin-bottom: 0.5rem; }

.founder-spotlight__name {
    font-size: 28px;
    font-family: 'Exo 2', sans-serif;
    margin-bottom: 1rem;
    color: var(--charcoal);
}

.founder-spotlight__bio {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 2rem;
}

/* =================================== */
/* RESPONSIVE STYLES                   */
/* =================================== */
@media (max-width: 1024px) {
    .use-cases__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .section-padding { padding: 64px 0; }
    .use-cases__grid { grid-template-columns: 1fr; }
    .founder-spotlight__container { grid-template-columns: 1fr; text-align: center; }
    .founder-spotlight__content { text-align: center; }

    .nav-list, .header__cta { display: none; }
    .nav-toggle {
        display: block;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        width: 30px;
        height: 22px;
        position: relative;
    }
    .nav-toggle::before,
    .nav-toggle::after {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 3px;
        background-color: var(--navy);
    }
    .nav-toggle::before { top: 0; }
    .nav-toggle::after { bottom: 0; }
}

@media (max-width: 480px) {
    .section-padding { padding: 40px 0; }
    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
}
/* =================================== */
/* GENERIC PAGE HERO                   */
/* =================================== */
.page-hero {
    padding: 64px 0;
    background-color: #f8f9fa;
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

.page-hero h1 {
    font-size: 42px;
}

/* =================================== */
/* SOLUTION PAGE CARD DETAILS          */
/* =================================== */
.card__details {
    margin-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
    padding-top: 1rem;
}

.card__details summary {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--purple);
    cursor: pointer;
    list-style: none; /* Remove default marker */
    position: relative;
    padding-right: 20px;
    transition: color 200ms ease;
}

.card__details summary:hover {
    color: var(--navy);
}

.card__details summary::-webkit-details-marker {
    display: none; /* Hide for Chrome/Safari */
}

.card__details summary::after {
    content: '+';
    position: absolute;
    right: 0;
    font-size: 20px;
    transition: transform 200ms ease;
}

.card__details[open] > summary::after {
    transform: rotate(45deg);
}

.details__content {
    padding-top: 1rem;
}

.details__content ul {
    list-style: none;
    font-size: 15px;
}

.details__content li {
    margin-bottom: 0.5rem;
}

.details__content li strong {
    color: var(--navy);
}
/* =================================== */
/* FOUNDER DETAIL PAGE                 */
/* =================================== */
.founder-hero {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}

.founder-hero__img-wrapper img {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-base);
    max-width: 350px;
    margin: 0 auto;
}

.founder-hero__quote blockquote {
    border-left: 4px solid var(--turquoise);
    padding-left: 2rem;
    margin: 0;
}

.founder-hero__quote p {
    font-family: 'Exo 2', sans-serif;
    font-size: 28px;
    font-style: italic;
    margin-bottom: 1rem;
}

.founder-hero__quote footer {
    font-weight: 600;
    color: var(--navy);
}

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

.content-container h3 {
    margin-top: 2rem;
}

.content-container ul {
    list-style: disc;
    padding-left: 20px;
    margin-top: 1rem;
}

.content-container ul li {
    margin-bottom: 0.5rem;
}

/* Responsive adjustments for founder detail */
@media (max-width: 768px) {
    .founder-hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
}
/* =================================== */
/* CONTACT PAGE & FORM                 */
/* =================================== */
.contact-section__container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info__email {
    font-weight: 600;
    color: var(--purple);
}

.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%;
    padding: 12px;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    transition: border-color 200ms ease, box-shadow 200ms ease;
}

.form-group input:focus, 
.form-group textarea:focus {
    border-color: var(--purple);
    box-shadow: 0 0 0 3px rgba(108, 78, 255, 0.2);
}

.form-group .error-message {
    font-size: 14px;
    color: #d93025;
    margin-top: 0.25rem;
    min-height: 1em;
}

.form-group input.invalid, 
.form-group textarea.invalid {
    border-color: #d93025;
}

.form-disclaimer {
    font-size: 14px;
    margin-bottom: 1.5rem;
}

.honeypot {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    height: 0;
    width: 0;
    z-index: -1;
}

/* Toast Notification Styles */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translate(-50%, 150%);
    background-color: var(--navy);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: transform 300ms ease, opacity 300ms ease;
    z-index: 1000;
}

.toast.show {
    transform: translate(-50%, 0);
    opacity: 1;
    visibility: visible;
}

.toast--failure {
    background-color: #d93025;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .contact-section__container {
        grid-template-columns: 1fr;
    }
}
/* =================================== */
/* BLOG LISTING PAGE                   */
/* =================================== */
.blog-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}
.filter-btn {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    background: none;
    border: 1px solid var(--gray-200);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 200ms ease;
}
.filter-btn:hover, .filter-btn.active {
    background-color: var(--navy);
    color: var(--white);
    border-color: var(--navy);
}
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.blog-card {
    background-color: var(--white);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-base);
    overflow: hidden;
    transition: transform 250ms ease, box-shadow 250ms ease;
}
.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--glow);
}
.blog-card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.blog-card__content {
    padding: 1.5rem;
}
.blog-card__category {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 12px;
    color: var(--purple);
    margin-bottom: 0.5rem;
    display: block;
}
.blog-card__title {
    font-size: 20px;
    margin-bottom: 0.75rem;
    color: var(--navy);
}
.blog-card__excerpt {
    font-size: 15px;
    margin-bottom: 1rem;
}
.blog-card__date {
    font-size: 14px;
    color: #6c757d;
}

/* =================================== */
/* SINGLE POST PAGE                    */
/* =================================== */
.post-hero {
    text-align: center;
    padding: 4rem 0 0;
}
.post-category {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--purple);
    margin-bottom: 1rem;
    display: inline-block;
}
.post-title {
    font-size: 42px;
    max-width: 800px;
    margin: 0 auto 1rem auto;
}
.post-meta {
    color: #6c757d;
    margin-bottom: 2rem;
}
.post-hero__image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    margin-top: 2rem;
}
.post-content-wrapper .content-container blockquote {
    margin: 2rem 0;
    padding-left: 1.5rem;
    border-left: 4px solid var(--turquoise);
    font-style: italic;
    font-size: 18px;
}
/* Responsive Blog Adjustments */
@media (max-width: 1024px) {
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .blog-grid { grid-template-columns: 1fr; }
    .post-title, .page-hero h1 { font-size: 32px; }
}
/* =================================== */
/* TESTIMONIALS PAGE                   */
/* =================================== */
.testimonials-page {
    background-color: #f8f9fa;
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}
.testimonials-grid .testimonial-card {
    background-color: var(--white);
    color: var(--charcoal);
    box-shadow: var(--shadow-base);
}

/* =================================== */
/* INVESTORS & CAREERS CONTENT         */
/* =================================== */
.content-container ul {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 2rem;
}
.content-container li {
    margin-bottom: 0.75rem;
}
.cta-section {
    text-align: center;
    margin-top: 3rem;
}
.btn:disabled, .btn[disabled] {
    background: var(--gray-200);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}
.job-listing {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-card);
    margin-bottom: 1rem;
}
.job-listing__info h3 {
    font-size: 20px;
}
.job-listing__info p {
    color: #6c757d;
    margin-bottom: 0;
}
.job-listing .btn-secondary {
    color: var(--navy);
    background-color: transparent;
    border-color: var(--navy);
}
.job-listing .btn-secondary:hover {
    background-color: var(--navy);
    color: var(--white);
}
.section-title-spaced {
    margin-top: 3.5rem;
}
.roadmap-svg {
    display: block;
    margin: 2rem 0;
}
.matrix-table-wrapper {
    overflow-x: auto;
    margin-top: 2rem;
}
.matrix-table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
}
.matrix-table th, .matrix-table td {
    padding: 0.75rem;
    border: 1px solid var(--gray-200);
}
.matrix-table th {
    background-color: #f8f9fa;
}
.matrix-table td:first-child {
    text-align: left;
    font-weight: 600;
}
.matrix-table .check {
    color: var(--teal);
    font-weight: bold;
}
.matrix-table .cross {
    color: #dc3545;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}
/* =================================== */
/* 404 PAGE                            */
/* =================================== */
.not-found-section {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 96px 0;
    min-height: 60vh;
}
.not-found__title {
    font-size: 120px;
    line-height: 1;
}
.not-found__subtitle {
    font-size: 36px;
    margin: 1rem 0;
}