/* =========================================================
   COMPONENTS.CSS — Header, Footer, Buttons, Cards, Badges
   ========================================================= */

/* ─── HEADER ─────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding-block: var(--spacing-sm);
}

/* Desktop: logo solda, menü ortada, sağda dengeleyici boşluk */
@media (min-width: 768px) {
  .header-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }
  .site-nav { justify-self: center; }
}

.site-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo__main {
  font-size: var(--size-md);
  font-weight: var(--weight-bold);
  color: var(--color-dark);
  letter-spacing: -0.03em;
}

.site-logo__sub {
  font-size: var(--size-xs);
  font-weight: var(--weight-light);
  color: var(--color-mid);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Nav */
.site-nav { display: none; }

@media (min-width: 768px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
  }
}

.nav-link {
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-dark);
  letter-spacing: 0.02em;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-dark);
  border-bottom-color: var(--color-dark);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
}

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

.hamburger__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-anthracite);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger.open .hamburger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open .hamburger__bar:nth-child(2) { opacity: 0; }
.hamburger.open .hamburger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0; right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 99;
  padding: var(--spacing-md);
  box-shadow: var(--shadow-lg);
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

@media (min-width: 768px) { .mobile-menu { display: none !important; } }

.mobile-menu .nav-link {
  font-size: var(--size-md);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu .nav-link:last-child { border-bottom: none; }


/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.03em;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast),
              transform var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn:active { transform: scale(0.97); }

/* Primary — siyah dolgu */
.btn--primary {
  background: var(--color-dark);
  color: var(--color-white);
  border-color: var(--color-dark);
}
.btn--primary:hover {
  background: var(--color-anthracite);
  border-color: var(--color-anthracite);
  box-shadow: var(--shadow-md);
}

/* Secondary — outline koyu */
.btn--secondary {
  background: transparent;
  color: var(--color-dark);
  border-color: var(--color-dark);
}
.btn--secondary:hover {
  background: var(--color-dark);
  color: var(--color-white);
}

/* Ghost — outline beyaz (hero üzerinde) */
.btn--ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.10);
  border-color: var(--color-white);
}

/* Ghost dark — outline gri (açık bg üzerinde) */
.btn--ghost-dark {
  background: transparent;
  color: var(--color-mid);
  border-color: var(--color-border);
}
.btn--ghost-dark:hover {
  background: var(--color-surface);
  color: var(--color-dark);
  border-color: var(--color-anthracite);
}

.btn--sm  { padding: 0.5rem 1.25rem; font-size: var(--size-xs); }
.btn--lg  { padding: 0.9rem 2.1rem; font-size: var(--size-md); }


/* ─── CARDS ───────────────────────────────────────────────── */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card__image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #1a1a1a;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card__image img { transform: scale(1.05); }

/* Placeholder */
.card__image--placeholder {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 60%, #1a1a1a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__image--placeholder .placeholder-icon {
  width: 40px;
  height: 40px;
  opacity: 0.2;
}

.card__body { padding: var(--spacing-md); }

.card__title {
  font-size: var(--size-lg);
  font-weight: var(--weight-bold);
  color: var(--color-dark);
  margin-bottom: 0.4rem;
  line-height: 1.3;
}

.card__meta {
  font-size: var(--size-xs);
  color: var(--color-light);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card__desc {
  margin-top: 0.5rem;
  font-size: var(--size-sm);
  color: var(--color-mid);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ─── PROJECT CARD (image top, body below) ────────────────── */
.project-card-wrap {
  height: 100%;
}

.card--project {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card--project .card__image {
  flex: 0 0 auto;
  aspect-ratio: 1 / 1;
  background: var(--color-surface);
}

.card--project .card__image img {
  object-fit: contain;
  padding: var(--spacing-xs);
}

.card--project:hover .card__image img { transform: none; }

.card--project .card__body {
  display: flex;
  flex-direction: column;
  min-height: 168px;
}

.card--project .card__meta { margin-bottom: 0.4rem; }

.card--project .card__title {
  display: -webkit-box;
  min-height: 2.6em;
  overflow: hidden;
  font-size: var(--size-md);
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.card--project .card__desc {
  display: -webkit-box;
  overflow: hidden;
  line-height: 1.6;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ─── PAGINATION ──────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.pagination--top { margin-top: 0; margin-bottom: var(--spacing-lg); }
.pagination--top:empty { display: none; }

.pagination__btn {
  min-width: 40px;
  height: 40px;
  padding: 0 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-anthracite);
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.pagination__btn:hover:not(:disabled) { border-color: var(--color-dark); }

.pagination__btn.active {
  background: var(--color-dark);
  border-color: var(--color-dark);
  color: var(--color-white);
}

.pagination__btn:disabled { opacity: 0.4; cursor: not-allowed; }


/* ─── SOLUTION CARD ──────────────────────────────────────── */
.solution-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

.solution-card__img {
  position: absolute;
  bottom: 8px;
  right: 10px;
  width: 100px;
  height: 66px;
  object-fit: contain;
  object-position: bottom right;
  display: block;
  opacity: 1;
  pointer-events: none;
}

.solution-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.solution-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

.solution-card__title {
  font-size: var(--size-lg);
  font-weight: var(--weight-bold);
  color: var(--color-dark);
  margin-bottom: var(--spacing-xs);
}

.solution-card__desc {
  color: var(--color-mid);
  font-size: var(--size-sm);
  line-height: 1.7;
}


/* ─── STAT BLOCK ─────────────────────────────────────────── */
.stat-block { text-align: center; padding: var(--spacing-md); }

.stat-block__number {
  font-size: var(--size-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-dark);
  line-height: 1;
}

.stat-block__label {
  font-size: var(--size-sm);
  color: var(--color-mid);
  margin-top: 0.25rem;
}

.stat-block--light .stat-block__number { color: var(--color-white); }
.stat-block--light .stat-block__label  { color: rgba(255,255,255,0.45); }


/* ─── CTA BANNER ──────────────────────────────────────────── */
.cta-banner {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.cta-banner .section-label { color: rgba(255,255,255,0.4); }
.cta-banner .section-title { color: var(--color-white); margin-bottom: var(--spacing-sm); }
.cta-banner .section-subtitle {
  color: rgba(255,255,255,0.55);
  margin: 0 auto var(--spacing-lg);
}

.cta-banner__actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* White-fill primary inside dark CTA */
.cta-banner .btn--primary {
  background: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}
.cta-banner .btn--primary:hover {
  background: var(--color-surface);
  border-color: var(--color-surface);
}


/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.65);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
}

.footer-grid {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: 1fr;
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 600px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }

.footer-brand__logo { display: flex; flex-direction: column; margin-bottom: var(--spacing-md); }

.footer-brand__name {
  font-size: var(--size-lg);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.footer-brand__tagline {
  font-size: var(--size-xs);
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
}

.footer-brand__desc {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 320px;
}

.footer-col__title {
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--spacing-md);
}

.footer-links { display: flex; flex-direction: column; gap: var(--spacing-xs); }

.footer-links a {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-white); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--spacing-xs);
}

.footer-contact-item a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}
.footer-contact-item a:hover { color: var(--color-white); }

.footer-contact-icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  margin-top: 3px;
  color: rgba(255,255,255,0.35);
}

.footer-social { display: flex; gap: 8px; margin-top: var(--spacing-md); }

.footer-social a {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  transition: border-color var(--transition-fast), color var(--transition-fast),
              background var(--transition-fast);
}

.footer-social a:hover {
  border-color: rgba(255,255,255,0.5);
  color: var(--color-white);
  background: rgba(255,255,255,0.06);
}

.footer-social svg { width: 15px; height: 15px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

.footer-bottom__copy { font-size: var(--size-xs); color: rgba(255,255,255,0.25); }

.footer-bottom__link {
  font-size: var(--size-xs);
  color: rgba(255,255,255,0.35);
  transition: color var(--transition-fast);
}
.footer-bottom__link:hover { color: rgba(255,255,255,0.7); }


/* ─── PAGE HERO (inner pages) ──────────────────────────────── */
.page-hero {
  background: var(--color-dark) center/cover no-repeat;
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: var(--page-hero-bg-pos, center center);
}

/* Dark overlay — readability on top of background image */
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(0,0,0,0.46) 0%, rgba(0,0,0,0.36) 42%, rgba(0,0,0,0.28) 100%);
  pointer-events: none;
}

/* Per-page background images (her sayfa farklı) */
.page-hero--projeler {
  --page-hero-bg-pos: center center;
  background-image: none;
}
.page-hero--urunlerimiz {
  --page-hero-bg-pos: center center;
  background-image: none;
}
.page-hero--hakkimizda {
  --page-hero-bg-pos: center center;
  background-image: none;
}
.page-hero--iletisim {
  --page-hero-bg-pos: center center;
  background-image: none;
}

.page-hero .container { position: relative; z-index: 2; }

.page-hero__label {
  color: rgba(255,255,255,0.4);
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.page-hero__title { color: var(--color-white); margin-bottom: var(--spacing-sm); }

.page-hero__subtitle {
  color: rgba(255,255,255,0.55);
  font-size: var(--size-md);
  max-width: 520px;
}

@media (max-width: 767px) {
  .page-hero {
    padding: 5rem 0 4rem;
    background-size: cover;
  }

  .page-hero__bg {
    object-fit: cover;
    object-position: center center;
  }
}

@media (max-width: 480px) {
  .page-hero {
    padding: 4.5rem 0 3.5rem;
  }
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--size-xs);
  color: rgba(255,255,255,0.35);
  margin-top: var(--spacing-md);
}

.breadcrumb a { color: rgba(255,255,255,0.35); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: rgba(255,255,255,0.7); }
.breadcrumb__sep { opacity: 0.3; }
.breadcrumb__current { color: rgba(255,255,255,0.6); }

/* ─── SCROLL TO TOP ─────────────────────────────────────── */
.scroll-top {
  position: fixed;
  right: clamp(1rem, 2vw, 1.5rem);
  bottom: clamp(1rem, 2vw, 1.5rem);
  z-index: 90;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background: var(--color-dark);
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--transition-base), transform var(--transition-base), background var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.scroll-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-anthracite);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
}

body.modal-open .scroll-top {
  opacity: 0;
  pointer-events: none;
}

/* ─── CONTACT INFO CARD ──────────────────────────────────── */
.contact-info-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
}

.contact-info-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
  padding-block: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-dark);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg { width: 18px; height: 18px; }

.contact-info-text__label {
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-light);
  margin-bottom: 2px;
}

.contact-info-text__value {
  font-size: var(--size-md);
  font-weight: var(--weight-semibold);
  color: var(--color-dark);
}

.contact-info-text__value a { color: var(--color-dark); transition: color var(--transition-fast); }
.contact-info-text__value a:hover { color: var(--color-mid); }


/* ─── CLICKABLE CARD INDICATOR ────────────────────────────── */
.card--clickable {
  cursor: pointer;
  outline: none;
}

.card--clickable:focus-visible {
  box-shadow: 0 0 0 3px rgba(0,0,0,0.18);
}

.card--clickable:hover .card__title {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ─── MODAL ───────────────────────────────────────────────── */
body.modal-open { overflow: hidden; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal[hidden] { display: none; }

.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
}

.modal__dialog {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 980px;
  width: 100%;
  max-height: calc(100vh - 2 * var(--spacing-md));
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  transform: translateY(12px);
  transition: transform 0.2s ease;
  outline: none;
}

@media (min-width: 760px) {
  .modal__dialog {
    grid-template-columns: 1.1fr 1fr;
    max-height: min(640px, calc(100vh - 2 * var(--spacing-md)));
  }
}

.modal.is-open .modal__dialog { transform: translateY(0); }

.modal__close {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  z-index: 2;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-dark);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-dark);
  color: var(--color-white);
}

.modal__close svg { width: 20px; height: 20px; }

.modal__image {
  background: var(--color-surface);
  overflow: hidden;
  min-height: 240px;
}

.modal__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.modal__body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 759px) {
  .modal__image { aspect-ratio: 4 / 3; min-height: 0; }
  .modal__body { padding: var(--spacing-md); }
}

.modal__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-mid);
  margin-bottom: var(--spacing-xs);
}

.modal__title {
  font-size: var(--size-2xl);
  color: var(--color-dark);
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.modal__desc {
  font-size: var(--size-md);
  color: var(--color-mid);
  line-height: 1.7;
}

.modal__actions {
  margin-top: var(--spacing-md);
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .modal__title { font-size: var(--size-xl); }
  .modal__image { padding: var(--spacing-sm); }
  .modal__body { padding: var(--spacing-md); }
  .modal__image img { max-height: 50vh; }
}