/* ==========================================================================
   Sections — about preview, portfolio, process, testimonials, FAQ, CTA
   ========================================================================== */

/* ----- About preview ----- */
.sv-about-preview {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sv-space-12);
  align-items: center;
}

.sv-about-preview__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--sv-radius-xl);
  overflow: hidden;
  background: var(--sv-card);
  border: 1px solid var(--sv-line);
  box-shadow: var(--sv-shadow);
  isolation: isolate;
}
.sv-about-preview__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--sv-gradient-mesh);
  opacity: 0.6;
  mix-blend-mode: overlay;
}
.sv-about-preview__visual svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.sv-about-preview__title {
  font-size: clamp(2rem, 4vw, var(--sv-fs-4xl));
  margin-bottom: var(--sv-space-5);
  line-height: 1.1;
}

.sv-about-preview__text {
  color: var(--sv-ink-muted);
  font-size: var(--sv-fs-md);
  line-height: 1.7;
  margin-bottom: var(--sv-space-8);
  max-width: 540px;
}

.sv-about-preview__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sv-space-4);
  margin-bottom: var(--sv-space-8);
}
.sv-about-preview__feature {
  display: flex;
  align-items: center;
  gap: var(--sv-space-2);
  padding: 0.5rem 1rem;
  background: var(--sv-glass);
  border: 1px solid var(--sv-line);
  border-radius: var(--sv-radius-pill);
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-sm);
  color: var(--sv-ink);
}
.sv-about-preview__feature svg {
  width: 16px;
  height: 16px;
  color: var(--sv-cyan);
}

@media (max-width: 1023px) {
  .sv-about-preview { grid-template-columns: 1fr; gap: var(--sv-space-8); }
  
  .sv-about-preview__visual {
    order: -1;
  }
}

/* ----- Portfolio preview ----- */
.sv-portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

@media (max-width: 1023px) {
  .sv-portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sv-space-5); }
}

@media (max-width: 639px) {
  .sv-portfolio-grid { grid-template-columns: 1fr; gap: var(--sv-space-4); }
  
  .sv-portfolio-card__overlay {
    padding: var(--sv-space-5);
  }
  
  .sv-portfolio-card__title {
    font-size: var(--sv-fs-xl);
  }
  
  .sv-portfolio-card__footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sv-space-2);
  }
}

/* Portfolio card */
.sv-portfolio-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: var(--sv-white);
  border: 1px solid var(--sv-line);
  transition: all var(--sv-dur-slow) var(--sv-ease-out);
  cursor: pointer;
  isolation: isolate;
  display: block;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 20px rgba(10, 132, 255, 0.1);
}

.sv-portfolio-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--sv-gradient-mesh);
  opacity: 0;
  transition: opacity var(--sv-dur-slow) var(--sv-ease-out);
  pointer-events: none;
  z-index: 3;
}

.sv-portfolio-card__image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--sv-light-blue);
}
.sv-portfolio-card__image img,
.sv-portfolio-card__image svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}
.sv-portfolio-card:hover .sv-portfolio-card__image img,
.sv-portfolio-card:hover .sv-portfolio-card__image svg {
  transform: scale(1.12);
}

.sv-portfolio-card__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7,19,38,0.05) 0%, rgba(7,19,38,0.30) 40%, rgba(7,19,38,0.80) 100%);
  z-index: 1;
  transition: background var(--sv-dur) var(--sv-ease-out);
}

.sv-portfolio-card:hover .sv-portfolio-card__image::after {
  background: linear-gradient(180deg, rgba(7,19,38,0.15) 0%, rgba(7,19,38,0.40) 40%, rgba(7,19,38,0.90) 100%);
}

.sv-portfolio-card__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--sv-space-8);
  padding-bottom: calc(var(--sv-space-8) + 20px);
  z-index: 10;
  transition: transform var(--sv-dur) var(--sv-ease-out);
}

.sv-portfolio-card__category {
  display: inline-block;
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: var(--sv-space-2);
  padding: 0.375rem 0.75rem;
  background: #2D8CFF;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--sv-radius-pill);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  width: fit-content;
}

.sv-portfolio-card__title {
  font-family: var(--sv-font-display);
  font-size: clamp(1.5rem, 2.5vw, var(--sv-fs-3xl));
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  margin-bottom: var(--sv-space-3);
  line-height: 1.15;
  text-shadow: 0 4px 18px rgba(0,0,0,.55);
  transition: transform var(--sv-dur) var(--sv-ease-out);
}

.sv-portfolio-card:hover .sv-portfolio-card__title {
  transform: translateY(-2px);
}

.sv-portfolio-card__desc {
  color: rgba(255, 255, 255, 0.92);
  font-size: var(--sv-fs-base);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
  line-height: 1.6;
  margin-bottom: var(--sv-space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--sv-dur) var(--sv-ease-out);
}

.sv-portfolio-card:hover .sv-portfolio-card__desc {
  color: rgba(255, 255, 255, 0.95);
}

.sv-portfolio-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sv-space-4);
  margin-top: var(--sv-space-4);
  padding-top: var(--sv-space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.sv-portfolio-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sv-space-2);
  color: #FFFFFF;
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-sm);
  font-weight: 600;
  transition: all var(--sv-dur) var(--sv-ease-out);
}
.sv-portfolio-card:hover .sv-portfolio-card__cta { 
  gap: var(--sv-space-3); 
  color: #FFFFFF;
  transform: translateX(4px);
}
.sv-portfolio-card__cta svg { width: 16px; height: 16px; }

.sv-portfolio-card__year {
  font-family: var(--sv-font-mono);
  font-size: var(--sv-fs-sm);
  color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
  padding: 0.25rem 0.625rem;
  border-radius: var(--sv-radius-sm);
}

.sv-portfolio-card__badge {
  position: absolute;
  top: var(--sv-space-4);
  right: var(--sv-space-4);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: var(--sv-space-2);
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--sv-radius-pill);
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-xs);
  font-weight: 600;
  color: var(--sv-navy-1000);
  letter-spacing: 0.05em;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: all var(--sv-dur) var(--sv-ease-out);
}
.sv-portfolio-card__badge svg { width: 12px; height: 12px; }

.sv-portfolio-card:hover .sv-portfolio-card__badge {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.sv-portfolio-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(13, 110, 253, 0.5);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(13, 110, 253, 0.2);
}
.sv-portfolio-card:hover::before { opacity: 0.3; }

.sv-portfolio-cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sv-space-4);
  margin-top: var(--sv-space-12);
}

/* ----- Process timeline ----- */
.sv-process {
  position: relative;
}

.sv-process__line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--sv-line-strong) 10%, var(--sv-line-strong) 90%, transparent);
  transform: translateX(-50%);
  z-index: 0;
}

.sv-process__steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sv-space-6);
  position: relative;
  z-index: 1;
}

@media (max-width: 1023px) {
  .sv-process__steps { grid-template-columns: repeat(2, 1fr); gap: var(--sv-space-5); }
  .sv-process__line { display: none; }
  
  .sv-process__num {
    width: 48px;
    height: 48px;
    font-size: var(--sv-fs-lg);
    margin-bottom: var(--sv-space-3);
  }
  
  .sv-process__title {
    font-size: var(--sv-fs-base);
  }
  
  .sv-process__desc {
    font-size: var(--sv-fs-xs);
  }
}
@media (max-width: 639px) {
  .sv-process__steps { grid-template-columns: 1fr; gap: var(--sv-space-4); }
  
  .sv-process__num {
    width: 44px;
    height: 44px;
    font-size: var(--sv-fs-base);
  }
  
  .sv-process__title {
    font-size: var(--sv-fs-sm);
  }
}

.sv-process__step {
  text-align: center;
  position: relative;
}

.sv-process__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin: 0 auto var(--sv-space-4);
  background: var(--sv-gradient-blue);
  color: #fff;
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-xl);
  font-weight: 600;
  border-radius: 50%;
  box-shadow: 0 0 0 6px var(--sv-white), 0 8px 24px rgba(10, 132, 255, 0.4);
  position: relative;
  z-index: 2;
}

.sv-process__title {
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-lg);
  font-weight: 600;
  color: var(--sv-ink-strong);
  margin-bottom: var(--sv-space-2);
}
.sv-process-section .sv-process__title {
  color: #FFFFFF;
}

.sv-process__desc {
  font-size: var(--sv-fs-sm);
  color: var(--sv-ink-muted);
  line-height: 1.5;
}
.sv-process-section .sv-process__desc {
  color: rgba(255, 255, 255, 0.72);
}

/* ----- Testimonials ----- */
.sv-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sv-space-6);
}
@media (max-width: 1023px) { 
  .sv-testimonials-grid { grid-template-columns: 1fr; gap: var(--sv-space-5); }
  
  .sv-testimonial {
    padding: var(--sv-space-6);
  }
}
@media (max-width: 639px) { 
  .sv-testimonials-grid { gap: var(--sv-space-4); }
  
  .sv-testimonial {
    padding: var(--sv-space-5);
  }
  
  .sv-testimonial__quote {
    font-size: var(--sv-fs-sm);
  }
  
  .sv-testimonial__person {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sv-space-2);
  }
}

.sv-testimonial {
  position: relative;
  padding: var(--sv-space-8);
  background: var(--sv-white);
  border: 1px solid var(--sv-line);
  border-radius: var(--sv-radius-lg);
  transition: all var(--sv-dur) var(--sv-ease-out);
  overflow: hidden;
}
.sv-testimonial::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: var(--sv-gradient-brand);
  opacity: 0.06;
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
}
.sv-testimonial:hover {
  background: var(--sv-card-hover);
  border-color: var(--sv-primary);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 24px 60px rgba(10, 132, 255, 0.15), 0 0 0 1px rgba(10, 132, 255, 0.1);
}

.sv-testimonial__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sv-space-4);
}

.sv-testimonial__rating {
  display: flex;
  align-items: center;
  gap: var(--sv-space-2);
}

.sv-testimonial__stars {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #FFB84D;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.sv-testimonial__stars svg {
  width: 18px !important;
  height: 18px !important;
  fill: currentColor;
  display: inline !important;
  flex-shrink: 0;
  max-width: 18px !important;
  max-height: 18px !important;
  vertical-align: middle;
  margin: 0 !important;
  padding: 0 !important;
}

.sv-testimonial__rating-value {
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-sm);
  font-weight: 600;
  color: var(--sv-ink-strong);
}

.sv-testimonial__verified {
  display: inline-flex;
  align-items: center;
  gap: var(--sv-space-1);
  padding: 0.375rem 0.75rem;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: var(--sv-radius-pill);
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-xs);
  font-weight: 600;
  color: #00FF88;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.sv-testimonial__verified svg {
  width: 12px;
  height: 12px;
}

.sv-testimonial__quote {
  position: relative;
  color: var(--sv-ink);
  font-size: var(--sv-fs-md);
  line-height: 1.7;
  margin-bottom: var(--sv-space-6);
  z-index: 1;
}
.sv-testimonial__quote::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: -8px;
  font-family: Georgia, serif;
  font-size: 4rem;
  line-height: 1;
  color: var(--sv-primary);
  opacity: 0.3;
  pointer-events: none;
}

.sv-testimonial__person {
  display: flex;
  align-items: center;
  gap: var(--sv-space-4);
  padding-top: var(--sv-space-4);
  border-top: 1px solid var(--sv-line);
}

.sv-testimonial__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(10, 132, 255, 0.3);
  border: 2px solid var(--sv-line);
  transition: all var(--sv-dur) var(--sv-ease-out);
}

.sv-testimonial__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.sv-testimonial:hover .sv-testimonial__avatar {
  transform: scale(1.05);
  border-color: var(--sv-primary);
  box-shadow: 0 6px 20px rgba(10, 132, 255, 0.4);
}

.sv-testimonial__name {
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-base);
  font-weight: 600;
  color: var(--sv-ink-strong);
  line-height: 1.3;
}

.sv-testimonial__role {
  font-size: var(--sv-fs-sm);
  color: var(--sv-ink-muted);
}

/* ----- FAQ ----- */
.sv-faq-wrap { max-width: 820px; margin: 0 auto; }

/* ----- Final CTA ----- */
.sv-final-cta {
  position: relative;
  padding: clamp(4rem, 8vw, 7rem) 0;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.sv-final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--sv-gradient-brand);
  z-index: -2;
}
.sv-final-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 0px, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(79, 195, 255, 0.2) 0px, transparent 50%);
  z-index: -1;
}
.sv-final-cta__title {
  font-size: clamp(2.25rem, 5vw, var(--sv-fs-5xl));
  color: #fff;
  margin-bottom: var(--sv-space-5);
  letter-spacing: -0.025em;
}
.sv-final-cta__sub {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--sv-fs-md);
  max-width: 600px;
  margin: 0 auto var(--sv-space-8);
  line-height: 1.7;
}
.sv-final-cta__buttons { display: flex; gap: var(--sv-space-3); justify-content: center; flex-wrap: wrap; }
.sv-final-cta__buttons .sv-btn--ghost {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.sv-final-cta__buttons .sv-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: #fff;
  color: #fff;
}
.sv-final-cta__buttons .sv-btn--primary {
  background: #fff;
  color: var(--sv-primary-700);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}
.sv-final-cta__buttons .sv-btn--primary:hover { color: var(--sv-primary-700); }

@media (max-width: 639px) {
  .sv-final-cta {
    padding: var(--sv-space-12) 0;
  }
  
  .sv-final-cta__title {
    font-size: clamp(1.75rem, 6vw, 2.25rem);
  }
  
  .sv-final-cta__sub {
    font-size: var(--sv-fs-sm);
  }
  
  .sv-final-cta__buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .sv-final-cta__buttons .sv-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ----- Marquee (client logos / trust strip) ----- */
.sv-marquee {
  overflow: hidden;
  position: relative;
  padding: var(--sv-space-10) 0;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.sv-marquee__track {
  display: flex;
  gap: var(--sv-space-16);
  animation: sv-marquee 40s linear infinite;
  width: max-content;
}
.sv-marquee__item {
  display: flex;
  align-items: center;
  gap: var(--sv-space-3);
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-lg);
  font-weight: 600;
  color: var(--sv-ink-faint);
  white-space: nowrap;
  letter-spacing: -0.01em;
  transition: all var(--sv-dur) var(--sv-ease-out);
  padding: var(--sv-space-3) var(--sv-space-5);
  background: var(--sv-glass);
  border: 1px solid var(--sv-line);
  border-radius: var(--sv-radius-lg);
}
.sv-marquee__item:hover { 
  color: var(--sv-ink-muted);
  border-color: var(--sv-line-strong);
  background: var(--sv-card-hover);
  transform: translateY(-2px);
}
.sv-marquee__logo {
  font-size: var(--sv-fs-xl);
}
.sv-marquee__name {
  color: var(--sv-ink-muted);
}

@media (max-width: 639px) {
  .sv-marquee { padding: var(--sv-space-8) 0; }
  .sv-marquee__track { gap: var(--sv-space-12); animation-duration: 30s; }
  .sv-marquee__item { padding: var(--sv-space-2) var(--sv-space-4); font-size: var(--sv-fs-base); }
  .sv-marquee__logo { font-size: var(--sv-fs-lg); }
}

@keyframes sv-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-33.33%); }
}

/* ----- Filter pills (portfolio) ----- */
.sv-portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sv-space-2);
  margin-bottom: var(--sv-space-10);
}

.sv-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--sv-space-2);
  padding: 0.5rem 1.125rem;
  font-family: var(--sv-font-display);
  font-size: var(--sv-fs-sm);
  font-weight: 500;
  color: var(--sv-ink-muted);
  background: var(--sv-glass);
  border: 1px solid var(--sv-line);
  border-radius: var(--sv-radius-pill);
  text-decoration: none;
  transition: all var(--sv-dur) var(--sv-ease-out);
}
.sv-pill:hover {
  color: var(--sv-ink-strong);
  border-color: var(--sv-line-strong);
  background: var(--sv-card-hover);
  transform: translateY(-1px);
}
.sv-pill.is-active {
  color: #fff;
  background: var(--sv-gradient-blue);
  border-color: var(--sv-primary);
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.35);
}
.sv-pill svg { width: 14px; height: 14px; }

.sv-pill--ghost { margin-inline-start: var(--sv-space-3); }