:root {
  --navy: #243981;
  --navy-deep: #1a2a5c;
  --green: #2f6739;
  --green-soft: #3f7a4a;
  --cream: #f7f4ef;
  --sand: #ebe4d8;
  --ink: #1a1f2e;
  --muted: #5a6170;
  --white: #ffffff;
  --accent: #e85d2a;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --radius: 4px;
  --space: clamp(1.25rem, 4vw, 3.5rem);
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* ——— Nav ——— */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition: background 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
  padding: 1.25rem 0;
}

.site-header.is-scrolled {
  background: rgba(26, 42, 92, 0.94);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(26, 42, 92, 0.2);
  padding: 0.75rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--white);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.logo img {
  height: 42px;
  width: auto;
  filter: brightness(0) invert(1);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--white);
}

.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  font-weight: 600 !important;
  transition: transform 0.2s ease, background 0.2s ease !important;
}

.nav-cta:hover {
  background: #d14f20;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.35rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ——— Hero (orijinal site ile aynı düzen) ——— */
.hero {
  position: relative;
  min-height: 97vh;
  min-height: 97dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
  background: #1f5c2e;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url("../img/hero-bg.png") center center / cover no-repeat;
}

.hero-stage {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1140px;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5.5rem 1rem 4.5rem;
}

.hero-title {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(3.5rem, 12vw, 9.75rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: #ffffff;
  white-space: nowrap;
  pointer-events: none;
}

.hero-product {
  position: relative;
  z-index: 2;
  width: 34%;
  max-width: 420px;
  height: auto;
  object-fit: contain;
  transform-origin: center;
  animation: breath 8s ease-in-out infinite;
  will-change: transform;
}

@keyframes breath {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.hero-wave {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  line-height: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-wave svg {
  display: block;
  width: calc(100% + 1.3px);
  height: 80px;
  fill: #ffffff;
  transform: scaleY(-1);
  transform-origin: center bottom;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

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

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: #d14f20;
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-ghost:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
}

.btn-navy:hover {
  background: var(--navy-deep);
}

/* ——— Sections ——— */
.section {
  padding: clamp(4rem, 10vw, 7rem) 0;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.15rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--navy);
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 52ch;
}

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

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.about-visual {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 5;
  background: var(--sand);
}

.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.about-visual:hover img {
  transform: scale(1.04);
}

.about-copy .section-lead {
  margin-bottom: 1.5rem;
}

.about-copy p + p {
  margin-top: 1rem;
  color: var(--muted);
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--sand);
}

.value h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 0.4rem;
}

.value p {
  font-size: 0.92rem;
  color: var(--muted);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.75rem;
}

.pillar {
  padding: 1rem 0;
}

.pillar strong {
  display: block;
  color: var(--navy);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.pillar span {
  font-size: 0.9rem;
  color: var(--muted);
}

/* ——— Products ——— */
.products {
  background:
    radial-gradient(ellipse 80% 50% at 10% 0%, rgba(47, 103, 57, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(36, 57, 129, 0.08), transparent),
    var(--cream);
}

.products-head {
  margin-bottom: 3rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.product {
  background: transparent;
  transition: transform 0.35s ease;
}

.product:hover {
  transform: translateY(-6px);
}

.product-media {
  aspect-ratio: 1;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.45s ease;
}

.product:hover .product-media img {
  transform: scale(1.06);
}

.product h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--navy);
  margin-bottom: 0.35rem;
}

.product p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ——— Contact ——— */
.contact {
  background: var(--navy);
  color: var(--white);
}

.contact .section-label {
  color: rgba(255, 255, 255, 0.65);
}

.contact .section-title {
  color: var(--white);
}

.contact .section-lead {
  color: rgba(255, 255, 255, 0.78);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: 2.5rem;
  align-items: start;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item dt {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.35rem;
}

.contact-item dd {
  font-size: 1.1rem;
  line-height: 1.5;
}

.contact-item a:hover {
  color: #f0a080;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.1);
}

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

.contact-form .btn {
  justify-self: start;
  margin-top: 0.25rem;
}

/* ——— Footer ——— */
.site-footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.55);
  padding: 1.5rem 0;
  font-size: 0.875rem;
  text-align: center;
}

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ——— Responsive ——— */
@media (max-width: 960px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-visual {
    aspect-ratio: 16 / 10;
    max-height: 360px;
  }

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

@media (max-width: 767px) {
  .hero-title {
    font-size: 3.5rem;
    white-space: normal;
    padding: 0 0.75rem;
  }

  .hero-product {
    width: min(277px, 72vw);
    max-width: 277px;
  }

  .hero-wave svg {
    height: 56px;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: 0 0 auto;
    top: 0;
    padding: 5.5rem 1.5rem 1.5rem;
    background: rgba(26, 42, 92, 0.97);
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    transform: translateY(-110%);
    transition: transform 0.35s ease;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  }

  .nav-links.is-open {
    transform: translateY(0);
  }

  .logo-text {
    font-size: 1rem;
  }

  .product-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

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

@media (max-width: 420px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-product,
  .reveal,
  .product,
  .product-media img {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}