/* Solar Bahçe — tek sayfa kurumsal site */

:root {
  --green-dark: #1a2f4d;
  --green-mid: #234876;
  --green-light: #3d6cb9;
  --gold: #f4c430;
  --gold-bright: #ffd54f;
  --cream: #faf8f5;
  --text: #1e293b;
  --text-muted: #64748b;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(26, 77, 62, 0.12);
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.65;
  background: var(--cream);
}

a {
  color: var(--green-mid);
  text-decoration: none;
}

a:hover {
  color: var(--green-dark);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(26, 77, 62, 0.08);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
}

/* Siyah zeminli logo PNG — beyaz header/brand-band üzerinde */
.logo-wrap {
  display: inline-flex;
  align-items: center;
  background: #000;
  border-radius: 8px;
  padding: 6px 14px;
  line-height: 0;
}

.logo-wrap--light {
  padding: 8px 16px;
}

.logo-wrap:hover {
  opacity: 0.92;
}

.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--gold-bright), var(--gold));
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.nav {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
}

.nav a:hover {
  color: var(--green-mid);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--green-dark);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background:
    linear-gradient(135deg, rgba(26, 47, 77, 0.92) 0%, rgba(35, 72, 118, 0.82) 50%, rgba(244, 196, 48, 0.28) 100%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  background-color: var(--green-dark);
  color: var(--white);
  padding-top: 4rem;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 1rem;
  font-weight: 600;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.05rem;
  opacity: 0.92;
  max-width: 32rem;
  margin-bottom: 2rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gold);
  color: var(--green-dark);
  box-shadow: 0 8px 24px rgba(244, 162, 97, 0.35);
}

.btn-primary:hover {
  color: var(--green-dark);
  box-shadow: 0 12px 28px rgba(244, 162, 97, 0.45);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--white);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.hero-visual {
  display: grid;
  place-items: center;
}

.hero-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  padding: 1rem;
  text-align: center;
  backdrop-filter: blur(8px);
  width: 100%;
  max-width: 380px;
}

.hero-product {
  border-radius: 16px;
  background: #0a0a0a;
  padding: 1rem;
  margin-bottom: 1rem;
}

.hero-product img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  margin: 0 auto;
}

.hero-sun {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff9e6, var(--gold-bright) 40%, var(--gold) 100%);
  box-shadow: 0 0 60px rgba(244, 162, 97, 0.5);
}

.hero-card p {
  font-size: 0.95rem;
  opacity: 0.9;
}

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.75;
  animation: bounce 2s infinite;
}

.scroll-hint span {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.2rem;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-label {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-light);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--green-dark);
  margin-bottom: 1rem;
  font-weight: 700;
}

.section-desc {
  color: var(--text-muted);
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

/* About */
.about {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p {
  margin-bottom: 1rem;
  color: var(--text-muted);
}

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

.stat {
  text-align: center;
  padding: 1.25rem;
  background: var(--cream);
  border-radius: var(--radius);
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  color: var(--green-mid);
  font-weight: 700;
}

.stat span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--cream);
  border-radius: var(--radius);
  border-left: 4px solid var(--green-light);
}

.feature-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.feature h3 {
  font-size: 1rem;
  color: var(--green-dark);
  margin-bottom: 0.25rem;
}

.feature p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Products */
.products {
  background: var(--cream);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.25s;
}

.product-card:hover {
  transform: translateY(-4px);
}

.product-card .thumb {
  background: #0d0d0d;
  border-radius: 10px;
  padding: 1rem;
  margin-bottom: 1rem;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card .thumb img {
  max-height: 100%;
  width: 100%;
  object-fit: contain;
}

.product-card .icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.product-card h3 {
  font-size: 1.05rem;
  color: var(--green-dark);
  margin-bottom: 0.5rem;
}

.product-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.product-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 0.35rem;
}

/* Modüled marka bandı */
.brand-band {
  background: var(--white);
  border-top: 1px solid rgba(26, 77, 62, 0.1);
  padding: 2rem 0;
}

.brand-band .inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  text-align: center;
}

.brand-band p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.brand-band strong {
  color: var(--green-dark);
}

.moduled-logo {
  height: 40px;
  width: auto;
}

.footer-logo-link {
  line-height: 0;
}

.footer-logo {
  height: 36px;
  width: auto;
  opacity: 0.95;
}

.footer-logo:hover {
  opacity: 1;
}

/* References */
.references {
  background: var(--white);
  text-align: center;
}

.ref-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.ref-item {
  padding: 1rem 1.5rem;
  background: var(--cream);
  border-radius: var(--radius);
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.9rem;
  min-width: 140px;
}

/* Contact */
.contact {
  background: linear-gradient(160deg, var(--green-dark), var(--green-mid));
  color: var(--white);
}

.contact .section-title,
.contact .section-desc {
  color: rgba(255, 255, 255, 0.95);
}

.contact .section-desc {
  opacity: 0.85;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-info p {
  margin-bottom: 1rem;
  opacity: 0.9;
}

.contact-info a {
  color: var(--gold-bright);
}

.contact-info a:hover {
  color: var(--white);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-form input,
.contact-form textarea {
  padding: 0.85rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-family: inherit;
  font-size: 0.95rem;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contact-form .btn-primary {
  align-self: flex-start;
}

/* Footer */
.site-footer {
  background: #0f1f33;
  color: rgba(255, 255, 255, 0.65);
  padding: 2rem 0;
  font-size: 0.88rem;
}

.site-footer .inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.site-footer a {
  color: var(--gold-bright);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.12);
  padding: 1.25rem;
  z-index: 200;
  display: none;
}

.cookie-banner.visible {
  display: block;
}

.cookie-inner {
  width: min(1120px, 92vw);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cookie-inner p {
  flex: 1;
  min-width: 260px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
}

.cookie-actions button {
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  border: none;
}

.cookie-accept {
  background: var(--green-mid);
  color: var(--white);
}

.cookie-reject {
  background: var(--cream);
  color: var(--text);
}

/* Mobile */
@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    padding: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  }

  .nav.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero .container,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  section {
    padding: 3.5rem 0;
  }
}