/* =====================
   RESET & VARIABLES
   ===================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black:         #0d0d14;
    --lavender:      #A78BFA;
    --lavender-dark: #7C3AED;
    --white:         #ffffff;
    --light-bg:      #f4f4f9;
    --dark-text:     #1a1a2e;
    --grey-text:     #6b7280;
    --border-light:  rgba(0, 0, 0, 0.08);
    --border-dark:   rgba(255, 255, 255, 0.07);
    --heading:       'Space Grotesk', sans-serif;
    --body:          'DM Sans', sans-serif;
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

body {
    background-color: var(--black);
    color: var(--white);
    font-family: var(--body);
    font-size: 16px;
    line-height: 1.6;
}

a    { color: inherit; text-decoration: none; }
img  { max-width: 100%; display: block; }
ul   { list-style: none; }

/* page transition overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--black);
    z-index: 9999;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

body.page-loaded::before { opacity: 0; }

/* =====================
   LAYOUT UTILITIES
   ===================== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2.5rem;
}

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

.section-eyebrow,
.page-eyebrow {
    display: block;
    font-family: var(--heading);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    color: var(--lavender);
    margin-bottom: 1rem;
}

.section-light .section-eyebrow {
    color: var(--lavender-dark);
}

.section-title {
    font-family: var(--heading);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 3.5rem;
}

/* =====================
   NAVIGATION
   ===================== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.1rem 2.5rem;
    background: rgba(13, 13, 20, 0.94);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-dark);
}

.nav-logo { margin-right: auto; }

.nav-logo img {
    height: 34px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-family: var(--heading);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.65);
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-cta {
    font-family: var(--heading);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 0.55rem 1.4rem;
    background: var(--lavender);
    color: var(--black);
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.nav-cta:hover {
    background: var(--lavender-dark);
    color: var(--white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 102;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
    display: inline-block;
    font-family: var(--heading);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 0.85rem 2rem;
    background: var(--lavender);
    color: var(--black);
    border: 2px solid var(--lavender);
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    cursor: pointer;
}

.btn:hover {
    background: var(--lavender-dark);
    border-color: var(--lavender-dark);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--lavender);
}

.btn-outline:hover {
    background: var(--lavender);
    color: var(--black);
}

/* =====================
   HERO
   ===================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 9rem 2.5rem 5rem;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.1) 0%, transparent 70%);
    top: 50%;
    right: -150px;
    transform: translateY(-50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
}

.hero-logo {
    position: absolute;
    top: 7rem;
    right: 4rem;
    width: min(320px, 35vw);
    pointer-events: none;
}

.hero-eyebrow {
    font-family: var(--heading);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    color: var(--lavender);
    margin-bottom: 1.5rem;
    display: block;
}

.hero-headline {
    font-family: var(--heading);
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-sub {
    font-size: 1.05rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.6);
    max-width: 560px;
    line-height: 1.75;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* =====================
   SERVICES OVERVIEW
   ===================== */
.services-overview {
    padding: 1rem 0 5rem;
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border: 1px solid var(--border-light);
    border-top: 3px solid var(--lavender-dark);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.1);
}

.service-card-num {
    font-family: var(--heading);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--lavender-dark);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-family: var(--heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 0.8rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--grey-text);
    line-height: 1.7;
    margin-bottom: 1.8rem;
}

.card-link {
    font-family: var(--heading);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--lavender-dark);
    transition: letter-spacing 0.25s;
}

.card-link:hover { letter-spacing: 0.25em; }

/* =====================
   WHY TVT
   ===================== */
.why-tvt {
    padding: 7rem 0;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 6rem;
}

.why-item h4 {
    font-family: var(--heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--lavender);
    margin-bottom: 0.6rem;
    letter-spacing: 0.02em;
}

.why-item p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.75;
}

/* =====================
   SERVICE AREAS
   ===================== */
.service-areas {
    padding: 7rem 0;
}

.areas-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 5rem;
    align-items: start;
}

.area-block h3 {
    font-family: var(--heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 1.5rem;
}

.area-list li {
    font-size: 1rem;
    color: var(--grey-text);
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.area-list li::before {
    content: '—';
    color: var(--lavender-dark);
    font-weight: 700;
    font-size: 0.85rem;
}

.area-remote {
    font-size: 0.95rem;
    color: var(--grey-text);
    line-height: 1.75;
}

.area-divider {
    width: 1px;
    background: var(--border-light);
    min-height: 160px;
    align-self: stretch;
}

/* =====================
   CTA BANNER
   ===================== */
.cta-banner {
    padding: 8rem 0;
    text-align: center;
    border-top: 1px solid var(--border-dark);
}

.cta-banner h2 {
    font-family: var(--heading);
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.cta-banner p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.55);
    max-width: 480px;
    margin: 0 auto 2.5rem;
    line-height: 1.75;
}

/* =====================
   FOOTER
   ===================== */
.footer {
    border-top: 1px solid var(--border-dark);
    padding-top: 4.5rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 4rem;
}

.footer-logo {
    height: 30px;
    width: auto;
    margin-bottom: 0.8rem;
}

.footer-brand p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.35);
    margin-top: 0.5rem;
    line-height: 1.6;
}

.footer-col h4 {
    font-family: var(--heading);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 1.2rem;
}

.footer-col ul li {
    margin-bottom: 0.65rem;
}

.footer-col ul li,
.footer-col ul li a {
    font-size: 0.86rem;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s;
}

.footer-col ul li a:hover { color: var(--lavender); }

.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding: 1.5rem 2.5rem;
    text-align: center;
    max-width: 100%;
}

.footer-bottom p {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.22);
    letter-spacing: 0.05em;
}

/* =====================
   PAGE HEADER
   ===================== */
.page-header {
    padding: 10rem 2.5rem 5rem;
    border-bottom: 1px solid var(--border-dark);
}

.page-header h1 {
    font-family: var(--heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 1.2rem;
}

.page-header p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.55);
    max-width: 560px;
    line-height: 1.75;
}

/* =====================
   SERVICES PAGE
   ===================== */
.service-detail {
    padding: 7rem 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
    scroll-margin-top: 20px;
}

.service-detail-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7rem;
    align-items: start;
}

.service-detail--reverse .service-detail-inner {
    direction: rtl;
}

.service-detail--reverse .service-detail-inner > * {
    direction: ltr;
}

.service-detail-num {
    font-family: var(--heading);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--lavender);
    margin-bottom: 1rem;
}

.service-detail-text h2 {
    font-family: var(--heading);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.2rem;
    letter-spacing: -0.01em;
}

.service-detail-desc {
    font-size: 0.97rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.service-features {
    list-style: none;
    margin-bottom: 2.5rem;
    border-top: 1px solid var(--border-dark);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-dark);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.service-features li::before {
    content: '';
    display: block;
    width: 5px;
    height: 5px;
    background: var(--lavender);
    border-radius: 50%;
    flex-shrink: 0;
}

.service-visual {
    aspect-ratio: 1;
    overflow: hidden;
}

.service-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(0.9);
    transition: filter 0.4s, transform 0.4s;
}

.service-visual img:hover {
    filter: brightness(1);
    transform: scale(1.03);
}

.service-divider {
    max-width: 1100px;
    margin: 0 auto;
    border: none;
    border-top: 1px solid var(--border-dark);
}

/* =====================
   ABOUT PAGE
   ===================== */
.about-section {
    padding: 6rem 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
    padding-bottom: 6rem;
    margin-bottom: 6rem;
    border-bottom: 1px solid var(--border-dark);
}

.about-intro-text h2 {
    font-family: var(--heading);
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.about-intro-text p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.about-value {
    padding: 1.8rem;
    border: 1px solid var(--border-dark);
    border-top: 2px solid var(--lavender);
}

.about-value h4 {
    font-family: var(--heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.about-value p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

.about-mission {
    text-align: center;
    padding: 4rem 0;
}

.about-mission blockquote {
    font-family: var(--heading);
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 300;
    font-style: italic;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.5;
    max-width: 700px;
    margin: 1.5rem auto 0;
    letter-spacing: -0.01em;
}

/* =====================
   CONTACT PAGE
   ===================== */
.contact-section {
    max-width: 760px;
    margin: 0 auto;
    padding: 5rem 2.5rem 8rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.form-group label {
    font-family: var(--heading);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.4);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--white);
    font-family: var(--body);
    font-size: 0.95rem;
    padding: 0.65rem 0;
    outline: none;
    transition: border-color 0.2s;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--lavender);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.select-wrapper {
    position: relative;
}

.select-wrapper::after {
    content: '▾';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.35);
    pointer-events: none;
    font-size: 0.85rem;
}

.form-group select {
    appearance: none;
    cursor: pointer;
}

.form-group select option {
    background: #1a1a2e;
    color: var(--white);
}

.contact-submit {
    align-self: flex-start;
    margin-top: 0.5rem;
}

/* =====================
   MOBILE
   ===================== */
@media (max-width: 900px) {
    .services-grid      { grid-template-columns: 1fr; }
    .why-grid           { grid-template-columns: 1fr; gap: 2.5rem; }
    .areas-grid         { grid-template-columns: 1fr; gap: 2.5rem; }
    .area-divider       { display: none; }
    .service-detail-inner { grid-template-columns: 1fr; gap: 3rem; }
    .service-detail--reverse .service-detail-inner { direction: ltr; }
    .service-visual     { display: none; }
    .about-intro        { grid-template-columns: 1fr; gap: 3rem; }
    .footer-inner       { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
    .form-row           { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .nav { padding: 1rem 1.5rem; }

    .nav-cta    { display: none; }
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: fixed;
        inset: 0;
        background: var(--black);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2.5rem;
        z-index: 101;
    }

    .nav-links.open { display: flex; }

    .nav-links a {
        font-size: 1.2rem;
        letter-spacing: 0.2em;
    }

    .hero         { padding: 7rem 1.5rem 4rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { text-align: center; }

    .about-values { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; }
    .footer-bottom { padding: 1.5rem 1.5rem; }
}