/* ========================================
   Nesdia - Global Styles
   ======================================== */

:root {
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #111118;
    --color-bg-tertiary: #1a1a24;
    --color-bg-card: rgba(255, 255, 255, 0.02);
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-hover: rgba(255, 255, 255, 0.15);
    --color-text-primary: #e8e8ed;
    --color-text-secondary: #9999a5;
    --color-text-muted: #666670;
    --color-accent: #c9a227;
    --color-accent-hover: #dbb534;
    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --container-width: 1200px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

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

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

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

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 32px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-text-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 10, 15, 0.7) 0%,
        rgba(10, 10, 15, 0.8) 50%,
        rgba(10, 10, 15, 0.95) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

/* ========================================
   Pillars Section
   ======================================== */

.pillars {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.pillar-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2rem;
    transition: var(--transition);
}

.pillar-card:hover {
    border-color: var(--color-border-hover);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-4px);
}

.pillar-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.25rem;
    color: var(--color-accent);
}

.pillar-icon svg {
    width: 100%;
    height: 100%;
}

.pillar-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 0.75rem;
    color: var(--color-text-primary);
}

.pillar-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   Process Section
   ======================================== */

.process {
    padding: 6rem 0;
}

.process-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.process-item:last-child {
    margin-bottom: 0;
}

.process-item.reverse {
    direction: rtl;
}

.process-item.reverse > * {
    direction: ltr;
}

.process-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.process-content h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 400;
    margin-bottom: 1.25rem;
    line-height: 1.3;
}

.process-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.process-image {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.process-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   Testimonial Section
   ======================================== */

.testimonial {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.testimonial blockquote {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.testimonial blockquote p {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-style: italic;
    color: var(--color-text-primary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.testimonial blockquote p::before {
    content: '"';
}

.testimonial blockquote p::after {
    content: '"';
}

.testimonial cite {
    display: block;
    font-style: normal;
}

.testimonial cite strong {
    display: block;
    font-size: 1rem;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.testimonial cite span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ========================================
   Etymology Section
   ======================================== */

.etymology {
    padding: 6rem 0;
    text-align: center;
}

.etymology-content h2 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.etymology-origin {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.etymology-origin em {
    color: var(--color-text-primary);
}

.etymology-meaning {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 28px;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.footer-links a:hover {
    color: var(--color-text-primary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ========================================
   Page Header (for subpages)
   ======================================== */

.page-header {
    padding: 10rem 0 4rem;
    text-align: center;
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.page-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    margin-bottom: 1rem;
}

.page-header .lead {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Content Sections
   ======================================== */

.content-section {
    padding: 5rem 0;
}

.content-section.alt {
    background: var(--color-bg-secondary);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 400;
    margin-bottom: 1.5rem;
    text-align: center;
}

.section-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

/* ========================================
   Cards Grid
   ======================================== */

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

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2rem;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========================================
   Team Section
   ======================================== */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.team-member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    border: 2px solid var(--color-border);
}

.team-member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
}

.team-member .role {
    font-size: 0.9rem;
    color: var(--color-accent);
}

/* ========================================
   Blog/Reports
   ======================================== */

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.post-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.post-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.post-card-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.post-card-content {
    padding: 1.5rem;
}

.post-card-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.post-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.post-card h3 a {
    color: var(--color-text-primary);
}

.post-card h3 a:hover {
    color: var(--color-accent);
}

.post-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   Contact Form
   ======================================== */

.contact-section {
    padding: 5rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-form {
    max-width: 500px;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(201, 162, 39, 0.05);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

/* ========================================
   Solutions Table
   ======================================== */

.solutions-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.solutions-table th,
.solutions-table td {
    padding: 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.solutions-table th {
    font-weight: 600;
    color: var(--color-accent);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.solutions-table td {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.solutions-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* ========================================
   Press Logos
   ======================================== */

.press-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
    padding: 2rem 0;
    opacity: 0.5;
}

.press-logos img {
    height: 24px;
    width: auto;
    filter: grayscale(100%) brightness(2);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 968px) {
    .pillars-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-item {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .process-item.reverse {
        direction: ltr;
    }

    .process-image {
        order: -1;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-secondary);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

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

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-links {
        gap: 1rem 2rem;
    }

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

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

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.85rem;
    }
}