/* ═══════════════════════════════════════════
   COMPONENTS — N&K Webdesign v2
═══════════════════════════════════════════ */

/* ── NAVIGATION ── */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--t-base), box-shadow var(--t-base);
}

#site-header.scrolled {
  background: rgba(250, 250, 248, 0.88);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: 0 1px 0 var(--c-border);
}

html.dark-mode #site-header.scrolled {
  background: rgba(17, 17, 16, 0.88);
}

#site-header.hidden { transform: translateY(-100%); }

.nav {
  transition: transform var(--t-base);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-weight: var(--fw-bold);
  font-size: var(--fs-md);
  color: var(--c-text);
  letter-spacing: -0.01em;
  text-decoration: none;
}

.nav__logo-mark {
  background: var(--c-brand);
  color: #fff;
  padding: 0.15em 0.45em;
  border-radius: var(--r-sm);
  font-size: 0.9em;
  letter-spacing: 0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  list-style: none;
}

.nav__links a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--c-text-2);
  text-decoration: none;
  transition: color var(--t-fast);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--c-brand);
  border-radius: 2px;
  transition: width var(--t-base);
}

.nav__links a:hover { color: var(--c-text); }
.nav__links a:hover::after { width: 100%; }

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  border: 1.5px solid var(--c-border-2);
  background: transparent;
  color: var(--c-text-2);
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.theme-toggle:hover {
  color: var(--c-text);
  border-color: var(--c-brand);
  background: var(--c-brand-soft);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.hamburger span {
  display: block;
  height: 1.5px;
  background: var(--c-text);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-fast);
  transform-origin: center;
}

.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--c-bg);
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-base);
}

.mobile-nav:not([hidden]) {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-6);
  list-style: none;
}

.mobile-nav a {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  color: var(--c-text);
  text-decoration: none;
  transition: color var(--t-fast);
}
.mobile-nav a:hover { color: var(--c-brand); }

/* ── SERVICE CARDS ── */
.service-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: var(--sp-10);
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--c-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base);
  border-radius: var(--r-full);
}

.service-card:hover {
  border-color: var(--c-brand-soft);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card--featured {
  background: var(--c-brand);
  border-color: var(--c-brand);
  color: #fff;
}

.service-card--featured::before { background: rgba(255,255,255,0.3); }

.service-card__icon {
  width: 48px;
  height: 48px;
  background: var(--c-brand-soft);
  color: var(--c-brand);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-6);
  transition: background var(--t-fast);
}

.service-card--featured .service-card__icon {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  margin-bottom: var(--sp-3);
}

.service-card--featured .service-card__title { color: #fff; }

.service-card__body {
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  color: var(--c-text-2);
  margin-bottom: var(--sp-8);
}

.service-card--featured .service-card__body { color: rgba(255,255,255,0.75); }

.service-card__price {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-regular);
  color: var(--c-text);
  margin-bottom: var(--sp-6);
}

.service-card--featured .service-card__price { color: #fff; }

.service-card__price span {
  font-size: var(--fs-sm);
  color: var(--c-text-3);
  font-family: var(--font-body);
}

.service-card--featured .service-card__price span { color: rgba(255,255,255,0.6); }

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-brand);
  text-decoration: none;
  transition: gap var(--t-fast), color var(--t-fast);
}

.service-card--featured .service-card__link { color: #fff; }

.service-card__link:hover { gap: var(--sp-3); }

/* ── STAT ITEMS ── */
.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: var(--fw-regular);
  line-height: 1;
  color: var(--c-text);
  letter-spacing: var(--ls-tight);
  margin-bottom: var(--sp-2);
}

.stat__label {
  font-size: var(--fs-sm);
  color: var(--c-text-3);
  letter-spacing: 0.02em;
}

/* ── PROCESS STEPS ── */
.process-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--sp-6);
  align-items: start;
  padding: var(--sp-8) 0;
  border-top: 1px solid var(--c-border);
}

.process-step__num {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--c-text-3);
  padding-top: 4px;
}

.process-step__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  color: var(--c-text);
  margin-bottom: var(--sp-3);
}

.process-step__body {
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  color: var(--c-text-2);
}

/* ── TESTIMONIALS ── */
.testimonial-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: var(--sp-10);
}

.testimonial-card__quote {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-style: italic;
  line-height: var(--lh-snug);
  color: var(--c-text);
  margin-bottom: var(--sp-8);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--r-full);
  background: var(--c-brand-soft);
  color: var(--c-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
  color: var(--c-text);
}

.testimonial-card__role {
  font-size: var(--fs-xs);
  color: var(--c-text-3);
  margin-top: 2px;
}

/* ── PROJECT CARDS ── */
.project-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}

.project-card:hover {
  border-color: var(--c-border-2);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.project-card__visual {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--c-bg-2) 0%, var(--c-bg-3) 100%);
  overflow: hidden;
  position: relative;
}

.project-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.project-card:hover .project-card__visual img {
  transform: scale(1.04);
}

.project-card__body {
  padding: var(--sp-8);
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.project-card__tag {
  font-size: var(--fs-xs);
  color: var(--c-text-3);
  background: var(--c-bg-2);
  padding: 0.2em 0.7em;
  border-radius: var(--r-full);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  color: var(--c-text);
  margin-bottom: var(--sp-3);
}

.project-card__result {
  font-size: var(--fs-sm);
  color: var(--c-success);
  font-weight: var(--fw-semibold);
  background: var(--c-success-bg);
  display: inline-block;
  padding: 0.25em 0.75em;
  border-radius: var(--r-full);
}

/* ── FAQ ── */
.faq-item {
  border-top: 1px solid var(--c-border);
  padding: var(--sp-6) 0;
}

.faq-item:last-child { border-bottom: 1px solid var(--c-border); }

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-regular);
  color: var(--c-text);
  gap: var(--sp-6);
  padding: 0;
}

.faq-question svg {
  flex-shrink: 0;
  color: var(--c-text-3);
  transition: transform var(--t-base), color var(--t-fast);
}

.faq-question[aria-expanded="true"] svg { transform: rotate(45deg); color: var(--c-brand); }

.faq-answer {
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  color: var(--c-text-2);
  padding-top: var(--sp-4);
  max-width: 68ch;
}

/* ── PRICING CARD ── */
.pricing-card {
  background: var(--c-surface);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: var(--sp-10);
  position: relative;
  transition: box-shadow var(--t-base), transform var(--t-base);
}

.pricing-card--featured {
  border-color: var(--c-brand);
  box-shadow: var(--shadow-brand);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-accent);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  padding: 0.3em 1em;
  border-radius: var(--r-full);
  white-space: nowrap;
}

.pricing-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin-bottom: var(--sp-3);
}

.pricing-card__desc {
  font-size: var(--fs-sm);
  color: var(--c-text-2);
  margin-bottom: var(--sp-8);
  line-height: var(--lh-relaxed);
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  line-height: 1;
  letter-spacing: var(--ls-tight);
  color: var(--c-text);
  margin-bottom: var(--sp-8);
}

.pricing-card__price sub {
  font-size: var(--fs-xl);
  vertical-align: bottom;
  font-family: var(--font-body);
  font-weight: var(--fw-light);
  color: var(--c-text-3);
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  margin-bottom: var(--sp-10);
}

.pricing-card__feature {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--c-text-2);
}

.pricing-card__feature svg {
  flex-shrink: 0;
  color: var(--c-brand);
}

.pricing-card__feature--muted { opacity: 0.45; }

/* ── COOKIE BANNER ── */
.cookie-banner {
  position: fixed;
  bottom: var(--sp-6);
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - var(--sp-8));
  max-width: 640px;
  background: var(--c-dark-2);
  color: var(--c-text-inv);
  border-radius: var(--r-xl);
  padding: var(--sp-6) var(--sp-8);
  z-index: 9000;
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: var(--sp-6);
  align-items: center;
  flex-wrap: wrap;
}

.cookie-banner p {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  flex: 1;
  min-width: 200px;
  color: rgba(250,250,248,0.8);
}

.cookie-banner a { color: var(--c-brand-3); text-decoration: underline; }

.cookie-banner__actions {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.cookie-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  border: none;
  transition: opacity var(--t-fast), transform var(--t-fast);
  white-space: nowrap;
}

.cookie-btn:hover { opacity: 0.85; transform: translateY(-1px); }

.cookie-btn--accept { background: var(--c-brand); color: #fff; }
.cookie-btn--reject { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.85); }
.cookie-btn--manage { background: transparent; color: rgba(255,255,255,0.6); border: 1px solid rgba(255,255,255,0.2); }

/* ── FOOTER ── */
footer {
  background: var(--c-dark);
  color: var(--c-text-inv);
  padding-top: var(--sp-24);
  padding-bottom: var(--sp-12);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-16);
  padding-bottom: var(--sp-16);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--sp-10);
}

.footer__brand p {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: rgba(250,250,248,0.5);
  margin-top: var(--sp-4);
  max-width: 30ch;
}

.footer__logo {
  font-family: var(--font-body);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  color: var(--c-text-inv);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.footer__logo-mark {
  background: var(--c-brand);
  color: #fff;
  padding: 0.1em 0.4em;
  border-radius: var(--r-sm);
  font-size: 0.9em;
}

.footer__col-title {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: rgba(250,250,248,0.4);
  margin-bottom: var(--sp-5);
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  list-style: none;
}

.footer__col a {
  font-size: var(--fs-sm);
  color: rgba(250,250,248,0.6);
  text-decoration: none;
  transition: color var(--t-fast);
}

.footer__col a:hover { color: var(--c-text-inv); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-6);
  flex-wrap: wrap;
}

.footer__copy {
  font-size: var(--fs-xs);
  color: rgba(250,250,248,0.35);
}

.footer__bottom-links {
  display: flex;
  gap: var(--sp-6);
}

.footer__bottom-links a {
  font-size: var(--fs-xs);
  color: rgba(250,250,248,0.35);
  text-decoration: none;
  transition: color var(--t-fast);
}

.footer__bottom-links a:hover { color: rgba(250,250,248,0.7); }

/* ── CONTACT FORM ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--sp-16);
  align-items: start;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-6) 0;
  border-top: 1px solid var(--c-border);
}

.contact-info__icon {
  width: 40px;
  height: 40px;
  background: var(--c-brand-soft);
  color: var(--c-brand);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-text-3);
  margin-bottom: var(--sp-1);
}

.contact-info__value {
  font-size: var(--fs-base);
  color: var(--c-text);
  font-weight: var(--fw-medium);
}

.contact-info__value a {
  color: var(--c-brand);
  text-decoration: none;
}

.form-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: var(--sp-10);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .hamburger { display: flex; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-10);
  }

  .service-card { padding: var(--sp-8); }
  .testimonial-card { padding: var(--sp-8); }
  .pricing-card { padding: var(--sp-8); }
  .form-card { padding: var(--sp-8); }
}

@media (max-width: 480px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    bottom: 0;
    border-radius: var(--r-xl) var(--r-xl) 0 0;
    width: 100%;
  }
}