/* ============================================
   SAPPHIRE TECHNOLOGIES - MAIN STYLESHEET
   Optimized for Core Web Vitals
   ============================================ */

:root {
    --color-primary: #0000aa;
    --color-primary-dark: #000088;
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    --color-gray: #888888;
    --color-light-gray: #f5f5f5;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --container: 1400px;
    --radius: 16px;
    --radius-sm: 8px;
    --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    color: var(--color-white);
    background: var(--color-black);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    border-radius: 50px;
    border: 2px solid transparent;
    transition: all var(--transition);
    cursor: pointer;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
}
.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}
.btn-outline-light {
    background: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}
.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}


/* HERO */
.section-hero {
    background: var(--color-primary);
    padding: 8rem 2rem 4rem;
}
.hero-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.7fr 1fr;
    gap: 2rem;
    align-items: start;
}
.hero-headline {
    font-size: 161px !important;
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    letter-spacing: 2%;
    margin: 0;
    font-family: 'thunder', fantasy !important;
}
.hero-right {
    display: flex;
    flex-direction: column;
}
.hero-description {
    font-size: 0.8125rem;
    line-height: 1.55;
    opacity: 0.9;
    margin: 0 0 auto 0;
    max-width: 340px;
}
.hero-ctas {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}
.hero-cta-main {
    font-size: 0.875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-white);
    text-decoration: none;
}
.hero-cta-link {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-white);
    text-decoration: underline;
    text-underline-offset: 3px;
    opacity: 0.9;
}
.hero-cta-link:hover { opacity: 1; }

@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-headline { font-size: clamp(2.5rem, 10vw, 4.5rem); }
    .hero-description { margin-bottom: 1.5rem; }
}



/* PORTFOLIO */
.section-portfolio {
    background: var(--color-black);
    padding: 6rem 2rem;
}
.portfolio-header {
    max-width: var(--container);
    margin: 0 auto 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
}
.portfolio-headline {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    max-width: 700px;
}
.portfolio-subtitle {
    max-width: var(--container);
    margin: 0 auto 3rem;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    opacity: 0.8;
}
.portfolio-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}
.portfolio-card {
    background: var(--color-light-gray);
    border-radius: var(--radius);
    overflow: hidden;
    color: var(--color-black);
    transition: transform var(--transition);
}
.portfolio-card:hover { transform: translateY(-4px); }
.portfolio-image { aspect-ratio: 4/3; overflow: hidden; }
.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.portfolio-card:hover .portfolio-img { transform: scale(1.05); }
.portfolio-body { padding: 1.5rem; }
.portfolio-title {
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}
.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    background: var(--color-black);
    color: var(--color-white);
    border-radius: 50px;
    text-transform: uppercase;
}
.portfolio-desc {
    font-size: 0.9375rem;
    opacity: 0.8;
    margin-bottom: 1rem;
}
.portfolio-link {
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    font-size: 0.875rem;
}

/* SERVICES */
.section-services {
    background: var(--color-white);
    color: var(--color-black);
    padding: 4rem 0 6rem;
}
.services-marquee {
    background: var(--color-black);
    color: var(--color-white);
    padding: 1.5rem 0;
    overflow: hidden;
    white-space: nowrap;
    margin-bottom: 4rem;
}
.services-marquee span {
    display: inline-block;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    animation: marquee 20s linear infinite;
    padding-left: 100%;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}
.services-header {
    max-width: var(--container);
    margin: 0 auto 3rem;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
}
.services-headline {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    max-width: 700px;
    color: var(--color-black);
}
.services-grid {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.service-card {
    border: 2px solid #e0e0e0;
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
}
.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}
.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}
.service-icon svg { width: 100%; height: 100%; }
.service-title {
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}
.service-desc {
    font-size: 0.9375rem;
    opacity: 0.8;
    line-height: 1.6;
}

/* COLLABORATORS */
.section-collaborators {
    background: var(--color-white);
    color: var(--color-black);
    padding: 6rem 2rem;
}
.collab-header {
    max-width: var(--container);
    margin: 0 auto 3rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 2rem;
    flex-wrap: wrap;
}
.collab-headline {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
}
.collab-subtitle {
    font-size: 1.125rem;
    font-weight: 700;
    text-transform: uppercase;
    opacity: 0.6;
    margin-top: 0.5rem;
}
.collab-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.collab-card {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 1.5rem;
    align-items: start;
}
.collab-image {
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 1;
}
.collab-img { width: 100%; height: 100%; object-fit: cover; }
.collab-title {
    font-size: 1.25rem;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}
.collab-desc {
    font-size: 0.875rem;
    opacity: 0.8;
    line-height: 1.5;
}

/* TESTIMONIALS */
.section-testimonials {
    background: var(--color-black);
    padding: 6rem 2rem;
}
.testi-header {
    max-width: var(--container);
    margin: 0 auto 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}
.testi-headline {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
}
.testi-description {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 500px;
}
.testimonials-slider {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}
.testimonial-card {
    background: var(--color-white);
    color: var(--color-black);
    border-radius: var(--radius);
    padding: 2rem;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}
.avatar-img { width: 100%; height: 100%; object-fit: cover; }
.testimonial-meta { display: flex; flex-direction: column; }
.testimonial-name { font-weight: 900; font-size: 1.125rem; }
.testimonial-role { font-size: 0.875rem; opacity: 0.7; }
.testimonial-rating { color: #ffc107; font-size: 1.25rem; line-height: 1; margin-top: 0.25rem; }
.star { opacity: 0.3; }
.star.filled { opacity: 1; }
.testimonial-quote {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.5;
    font-style: italic;
}

/* CTA */
.section-cta {
    background: var(--color-primary);
    padding: 6rem 2rem;
    text-align: center;
}
.cta-inner { max-width: 800px; margin: 0 auto; }
.cta-headline {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.05;
    margin-bottom: 1.5rem;
}
.cta-description {
    font-size: 1.25rem;
    opacity: 0.9;
}

/* FOOTER */
.site-footer {
    background: var(--color-primary);
    padding: 4rem 2rem 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.footer-inner { max-width: var(--container); margin: 0 auto; }
.footer-brand { margin-bottom: 3rem; }
.footer-logo {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.footer-tagline {
    max-width: 500px;
    opacity: 0.85;
    line-height: 1.6;
}
.footer-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-menu { list-style: none; }
.footer-menu li { margin-bottom: 0.75rem; }
.footer-menu a {
    font-size: 0.9375rem;
    opacity: 0.85;
    transition: opacity var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}
.footer-menu a:hover { opacity: 1; }
.footer-contact a,
.footer-contact address {
    display: block;
    font-size: 0.9375rem;
    opacity: 0.85;
    margin-bottom: 0.75rem;
    font-style: normal;
}
.footer-bottom {
    text-align: center;
    opacity: 0.6;
    font-size: 0.875rem;
}

/* ANIMATIONS */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; }
    .testi-header { grid-template-columns: 1fr; }
    .collab-card { grid-template-columns: 1fr; }
    .collab-image { max-width: 200px; }
}

@media (max-width: 768px) {
    .section-hero { padding: 8rem 1rem 3rem; }
    .section-portfolio,
    .section-services,
    .section-collaborators,
    .section-testimonials,
    .section-cta { padding: 4rem 1rem; }

    .portfolio-header,
    .services-header,
    .collab-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .portfolio-grid,
    .services-grid,
    .testimonials-slider {
        grid-template-columns: 1fr;
    }

    .logos-track { gap: 2rem; }
    .footer-nav-grid { grid-template-columns: 1fr 1fr; }
}

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