/* ============================================
   BuzLime — Ortak Stiller
   ============================================ */

:root {
  --teal-deep: #0a7d80;
  --teal: #0db4b9;
  --teal-light: #14d4d9;
  --mint: #5eead4;
  --sky: #7dd3fc;
  --sky-soft: #bae6fd;
  --sky-mist: #e0f4fb;
  --lime: #84cc16;
  --lime-bright: #a3e635;
  --lime-dark: #4d7c0f;
  --cream: #fef9c3;
  --cream-soft: #fefce8;
  --ink: #053b3d;
  --ink-soft: #134e51;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;

  --shadow-soft: 0 10px 40px -10px rgba(5, 59, 61, 0.18);
  --shadow-card: 0 30px 80px -20px rgba(5, 59, 61, 0.25);
  --shadow-button: 0 14px 30px -8px rgba(13, 180, 185, 0.5);

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-pill: 100px;

  --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ============================================
   GÖRSEL KORUMA
   Sıradan kullanıcının görselleri kaydetmesini / büyütmesini zorlaştırır.
   (Kararlı bir kullanıcı ekran görüntüsü vb. ile yine ulaşabilir.)
   ============================================ */
img {
  -webkit-user-drag: none;      /* görseli sürükleyip kaydetmeyi engeller */
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;  /* iOS: uzun basınca çıkan "Görseli Kaydet" menüsünü kapatır */
  touch-action: pan-x pan-y;    /* görsel üzerinde çift dokunma / parmakla yakınlaştırmayı engeller */
}

/* ============================================
   GÖRSEL BÜYÜTME (LIGHTBOX)
   Otomat fotoğraflarına tıklanınca kontrollü şekilde büyür.
   ============================================ */
.machine-photo img { cursor: zoom-in; }

.img-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(5, 30, 31, 0.9);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.25s var(--ease-smooth);
  cursor: zoom-out;
}

.img-lightbox.open { display: flex; opacity: 1; }

.img-lightbox img {
  max-width: min(1100px, 92vw);
  max-height: 90vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 40px 120px -20px rgba(0, 0, 0, 0.6);
  cursor: default;
}

.img-lightbox-close {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s var(--ease-smooth);
}

.img-lightbox-close:hover { background: rgba(255, 255, 255, 0.32); }

html, body {
  min-height: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--sky-mist);
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   ARKA PLAN KATMANLARI
   ============================================ */

.bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-gradient {
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(125, 211, 252, 0.7) 0%, transparent 50%),
    radial-gradient(ellipse 70% 50% at 80% 20%, rgba(94, 234, 212, 0.4) 0%, transparent 55%),
    radial-gradient(ellipse 100% 70% at 50% 100%, rgba(254, 249, 195, 0.7) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 80%, rgba(163, 230, 53, 0.25) 0%, transparent 55%),
    linear-gradient(180deg, var(--sky-soft) 0%, var(--sky-mist) 40%, var(--cream-soft) 75%, var(--cream) 100%);
}

.bg-sunburst {
  background: conic-gradient(
    from 0deg at 50% 60%,
    transparent 0deg,
    rgba(254, 249, 195, 0.18) 6deg,
    transparent 14deg,
    rgba(254, 249, 195, 0.22) 22deg,
    transparent 30deg,
    rgba(254, 249, 195, 0.15) 38deg,
    transparent 46deg,
    rgba(254, 249, 195, 0.25) 54deg,
    transparent 62deg,
    rgba(254, 249, 195, 0.18) 70deg,
    transparent 78deg,
    rgba(254, 249, 195, 0.2) 86deg,
    transparent 94deg,
    rgba(254, 249, 195, 0.16) 102deg,
    transparent 110deg,
    rgba(254, 249, 195, 0.22) 118deg,
    transparent 126deg
  );
  animation: rotate 120s linear infinite;
  transform-origin: 50% 60%;
  opacity: 0.9;
}

@keyframes rotate {
  to { transform: rotate(360deg); }
}

.bg-grain {
  background-image: radial-gradient(circle at 1px 1px, rgba(5, 59, 61, 0.06) 1px, transparent 0);
  background-size: 4px 4px;
  opacity: 0.5;
  mix-blend-mode: multiply;
}

.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.glow-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--teal-light), transparent 70%);
  top: -100px; left: -100px;
  animation: drift 20s ease-in-out infinite;
}

.glow-2 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--lime-bright), transparent 70%);
  bottom: -150px; right: -150px;
  animation: drift 25s ease-in-out -8s infinite;
  opacity: 0.35;
}

.glow-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--cream), transparent 70%);
  top: 40%; left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse-glow 8s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(40px, 30px); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.7; transform: translate(-50%, -50%) scale(1.15); }
}

.bubble {
  position: fixed;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.95), rgba(186, 230, 253, 0.3) 60%, transparent);
  box-shadow: inset 0 0 12px rgba(255,255,255,0.4);
  pointer-events: none;
  z-index: 1;
  animation: float linear infinite;
}

@keyframes float {
  0%   { transform: translateY(110vh) scale(0.5); opacity: 0; }
  10%  { opacity: 0.8; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-15vh) scale(1.1); opacity: 0; }
}

/* ============================================
   SAYFA YAPISI
   ============================================ */

.page {
  position: relative;
  z-index: 5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

/* ============================================
   NAV
   ============================================ */

nav.main-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px clamp(20px, 5vw, 60px);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(224, 244, 251, 0.6);
  border-bottom: 1px solid rgba(13, 180, 185, 0.1);
}

.nav-logo {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 900;
  font-size: clamp(26px, 2.4vw, 32px);
  letter-spacing: -0.025em;
  background: linear-gradient(120deg, var(--ink) 0%, var(--teal-deep) 35%, var(--teal) 65%, var(--lime-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(5, 59, 61, 0.2));
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  transition: all 0.3s var(--ease-smooth);
  border: 1.5px solid transparent;
  cursor: pointer;
  background: transparent;
}

.nav-link:hover {
  color: var(--teal-deep);
  background: rgba(255,255,255,0.6);
}

.nav-link.active {
  color: var(--teal-deep);
  background: rgba(255,255,255,0.7);
  border-color: rgba(13, 180, 185, 0.25);
}

.nav-cta {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  color: var(--white);
  text-decoration: none;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--teal-deep), var(--teal));
  transition: all 0.3s var(--ease-smooth);
  box-shadow: 0 6px 16px -4px rgba(13, 180, 185, 0.5);
  border: none;
  cursor: pointer;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px -4px rgba(13, 180, 185, 0.6);
  background: linear-gradient(135deg, var(--teal), var(--lime));
}

/* Mobil menü */
.nav-mobile-toggle {
  display: none;
  background: rgba(255,255,255,0.7);
  border: 1.5px solid rgba(13, 180, 185, 0.25);
  border-radius: var(--radius-pill);
  padding: 10px 14px;
  cursor: pointer;
  color: var(--teal-deep);
}

.nav-mobile-toggle svg {
  width: 20px; height: 20px;
  display: block;
}

@media (max-width: 820px) {
  .nav-links {
    position: fixed;
    top: 76px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1.5px solid rgba(255,255,255,0.9);
    box-shadow: var(--shadow-card);
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s var(--ease-smooth);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-link, .nav-cta {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 15px;
    padding: 14px 20px;
  }

  .nav-mobile-toggle { display: flex; }
}

/* ============================================
   ROZET (KICKER)
   ============================================ */

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  padding: 6px 18px 6px 14px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(13, 180, 185, 0.2);
  border-radius: var(--radius-pill);
  animation: fadeUp 1s 0.2s var(--ease-smooth) backwards;
}

.kicker .pulse-dot {
  position: relative;
  width: 10px; height: 10px;
  flex-shrink: 0;
}

.kicker .pulse-dot::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(132, 204, 22, 0.25);
}

.kicker .pulse-dot::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--lime);
  border-radius: 50%;
  animation: ripple 2.2s ease-out infinite;
}

@keyframes ripple {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.8); opacity: 0; }
}

.kicker-text {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  font-size: clamp(15px, 1.4vw, 18px);
  letter-spacing: 0.02em;
  color: var(--teal-deep);
  line-height: 1;
}

/* ============================================
   TIPOGRAFI
   ============================================ */

h1.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-style: normal;
  font-size: clamp(40px, 7vw, 104px);
  line-height: 1.05;
  letter-spacing: 0;
  color: var(--ink);
  max-width: 16ch;
  margin-bottom: 24px;
  animation: fadeUp 1s 0.4s var(--ease-smooth) backwards;
}

h1.hero-title .accent {
  background: linear-gradient(135deg, var(--teal-deep) 0%, var(--teal) 50%, var(--lime) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-style: normal;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 16px;
}

.section-eyebrow {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 12px;
}

.subtitle {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 580px;
  margin: 0 auto 40px;
  opacity: 0.9;
  animation: fadeUp 1s 0.6s var(--ease-smooth) backwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================
   BUTONLAR
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.01em;
  padding: 16px 28px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.35s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn svg {
  width: 17px; height: 17px;
  transition: transform 0.35s;
}

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--teal-deep), var(--teal));
  box-shadow: var(--shadow-button), inset 0 1px 0 rgba(255,255,255,0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--teal), var(--lime));
  opacity: 0;
  transition: opacity 0.35s;
}

.btn-primary > * { position: relative; z-index: 1; }

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px -10px rgba(13, 180, 185, 0.6), inset 0 1px 0 rgba(255,255,255,0.3);
}

.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-secondary {
  color: var(--teal-deep);
  background: rgba(255, 255, 255, 0.7);
  border: 1.5px solid rgba(13, 180, 185, 0.25);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--white);
  border-color: var(--teal-deep);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -8px rgba(13, 180, 185, 0.3);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  animation: fadeUp 1s 0.8s var(--ease-smooth) backwards;
}

/* ============================================
   KARTLAR
   ============================================ */

.card {
  background: rgba(255,255,255,0.65);
  backdrop-filter: blur(20px);
  border: 1.5px solid rgba(255,255,255,0.85);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-soft);
  transition: all 0.4s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px; right: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,1), transparent);
}

.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: rgba(13, 180, 185, 0.3);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--teal-deep), var(--teal));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px -6px rgba(13, 180, 185, 0.5);
}

.card-icon svg {
  width: 26px; height: 26px;
}

.card-title {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  font-size: 22px;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 10px;
}

.card-text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  opacity: 0.85;
}

/* ============================================
   FOOTER
   ============================================ */

footer.main-footer {
  margin-top: 80px;
  padding: 60px clamp(20px, 5vw, 60px) 40px;
  background: linear-gradient(180deg, transparent 0%, rgba(13, 180, 185, 0.08) 100%);
  border-top: 1px solid rgba(13, 180, 185, 0.15);
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.footer-col p, .footer-col a {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  text-decoration: none;
  display: block;
  transition: color 0.25s;
}

.footer-col a:hover {
  color: var(--teal-deep);
}

.footer-brand {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 900;
  font-size: 32px;
  background: linear-gradient(120deg, var(--ink) 0%, var(--teal-deep) 35%, var(--teal) 65%, var(--lime-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 14px;
  line-height: 1;
}

.footer-tagline {
  font-size: 15px !important;
  max-width: 320px;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(13, 180, 185, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-soft);
  opacity: 0.75;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   YARDIMCILAR
   ============================================ */

.section {
  padding: 80px 0;
  position: relative;
  z-index: 5;
}

.section-narrow {
  padding: 60px 0;
}

.text-center { text-align: center; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ============================================
   WHATSAPP SABİT BUTON
   ============================================ */

.whatsapp-fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25d366, #1eb855);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 30px -6px rgba(30, 184, 85, 0.55);
  transition: all 0.3s var(--ease-smooth);
}

.whatsapp-fab svg {
  width: 30px;
  height: 30px;
}

.whatsapp-fab:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 18px 38px -8px rgba(30, 184, 85, 0.65);
}

@media (max-width: 640px) {
  .whatsapp-fab { width: 54px; height: 54px; right: 16px; bottom: 16px; }
  .whatsapp-fab svg { width: 27px; height: 27px; }
}