/* ==========================================================================
   Sections — hero, metrikler, yetenekler, süreç, yaklaşım, CTA, footer
   ========================================================================== */

/* --- Hero ------------------------------------------------------------- */

.hero {
  position: relative;
  padding-block: clamp(7.5rem, 5rem + 9vw, 11rem) var(--space-section);
  z-index: var(--z-content);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(2.5rem, 1rem + 5vw, 5rem);
}

.hero__title {
  margin-block: var(--space-lg) var(--space-lg);
}

.hero__title .line {
  display: block;
  overflow: hidden;
}

.hero__title .line > span {
  display: block;
  /* Satırlar tek parça kalmalı; kırılırsa overflow maskesi metni keser */
  white-space: nowrap;
  transform: translateY(105%);
  animation: line-up 1.1s var(--ease-out-expo) forwards;
  animation-delay: var(--line-delay, 0ms);
}

@keyframes line-up {
  to {
    transform: translateY(0);
  }
}

.hero__lead {
  max-width: 34rem;
  font-size: var(--text-lg);
  color: var(--color-text-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  margin-block-start: var(--space-xl);
}

.hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-block-start: clamp(2rem, 1rem + 2vw, 3rem);
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
}

.hero__proof-item {
  min-width: 7rem;
}

.hero__proof-value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
}

.hero__proof-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: var(--tracking-wide);
}

.hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 34rem;
}

.hero__halo {
  position: absolute;
  width: min(26rem, 88vw);
  height: min(26rem, 88vw);
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-primary-soft), transparent 65%);
  filter: blur(20px);
}

.hero__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  animation: spin 40s linear infinite;
}

.hero__ring--1 {
  width: min(24rem, 84vw);
  height: min(24rem, 84vw);
}

.hero__ring--2 {
  width: 32rem;
  height: 32rem;
  border-style: dashed;
  border-color: oklch(100% 0 0 / 0.07);
  animation-direction: reverse;
  animation-duration: 60s;
}

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

.hero__stage {
  position: relative;
  transform: translate3d(var(--px, 0px), var(--py, 0px), 0);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

/* --- Yetenekler (grid) ------------------------------------------------ */

.grid-cards {
  display: grid;
  /* 19rem taban: geniş ekranda 6 kart 3+3 oturur, 4+2 dengesizliği olmaz.
     min(...) şart: çıplak 19rem dar telefonda sütunu viewport'tan geniş
     yapıp yatay taşmaya sebep oluyordu. */
  grid-template-columns: repeat(auto-fit, minmax(min(19rem, 100%), 1fr));
  gap: clamp(1rem, 0.5rem + 1vw, 1.5rem);
}

/* 4 kartlık bölümler: 3+1 yerine düzgün 2x2 */
.grid-cards--pairs {
  grid-template-columns: repeat(auto-fit, minmax(min(24rem, 100%), 1fr));
}

/* --- Süreç ------------------------------------------------------------ */

.process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(14rem, 100%), 1fr));
  gap: clamp(1.25rem, 0.5rem + 1.5vw, 2rem);
  counter-reset: step;
}

.step {
  position: relative;
  padding-block-start: var(--space-xl);
  border-block-start: 1px solid var(--color-border);
}

.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  inset-block-start: -0.9rem;
  inset-inline-start: 0;
  padding-inline-end: var(--space-sm);
  background: var(--color-bg);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary-bright);
  letter-spacing: var(--tracking-wide);
}

.step::after {
  content: "";
  position: absolute;
  inset-block-start: -1px;
  inset-inline-start: 0;
  width: 0;
  height: 1px;
  background: var(--gradient-brand);
  transition: width var(--duration-slow) var(--ease-out-expo);
}

.step.is-visible::after {
  width: 100%;
}

.step__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.step__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Yaklaşım kartlarındaki ölçüm çubukları --------------------------- */

.bar {
  display: grid;
  gap: var(--space-xs);
  margin-block-start: var(--space-md);
}

.bar__label {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.bar__track {
  height: 0.35rem;
  border-radius: var(--radius-pill);
  background: oklch(100% 0 0 / 0.08);
  overflow: hidden;
}

.bar__fill {
  /* span inline kalırsa transform/height yok sayılır — dolgu hiç görünmez */
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.4s var(--ease-out-expo);
}

.is-visible .bar__fill {
  transform: scaleX(var(--fill, 0.7));
}

/* --- Teknoloji şeridi ------------------------------------------------- */

.tech {
  padding-block: var(--space-2xl);
  border-block: 1px solid var(--color-border);
  background: oklch(100% 0 0 / 0.015);
}

.tech__label {
  text-align: center;
  margin-bottom: var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-faint);
}

/* --- CTA -------------------------------------------------------------- */

.cta {
  position: relative;
  padding: clamp(2.5rem, 1.5rem + 5vw, 5rem);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-strong);
  background: linear-gradient(150deg, oklch(24% 0.06 290 / 0.9), oklch(15% 0.03 280 / 0.9));
  overflow: hidden;
  text-align: center;
}

.cta::before {
  content: "";
  position: absolute;
  inset-block-start: -55%;
  inset-inline-start: 50%;
  width: 40rem;
  height: 40rem;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--color-primary-soft), transparent 62%);
  pointer-events: none;
}

.cta__inner {
  position: relative;
  display: grid;
  justify-items: center;
  gap: var(--space-lg);
  max-width: 40rem;
  margin-inline: auto;
}

.cta__title {
  font-size: var(--text-h2);
}

.cta__text {
  color: var(--color-text-soft);
  font-size: var(--text-lg);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-block-start: var(--space-xs);
}

.cta__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-block-start: var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
}

.cta__meta a:hover {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --- Footer ----------------------------------------------------------- */

.footer {
  position: relative;
  z-index: var(--z-content);
  padding-block: var(--space-2xl) var(--space-xl);
  border-block-start: 1px solid var(--color-border);
  background: oklch(10% 0.02 280 / 0.7);
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
  padding-block-end: var(--space-xl);
}

.footer__about {
  max-width: 24rem;
  margin-block-start: var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer__heading {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-md);
}

.footer__list {
  display: grid;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer__list a {
  transition: color var(--duration-fast) var(--ease-out-expo),
    padding-inline-start var(--duration-fast) var(--ease-out-expo);
}

.footer__list a:hover {
  color: var(--color-text);
  padding-inline-start: 0.25rem;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* --- Responsive ------------------------------------------------------- */

@media (max-width: 64rem) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .hero__lead,
  .hero__proof {
    margin-inline: auto;
    justify-content: center;
  }

  .hero__actions {
    justify-content: center;
  }

  /* Dar ekranda cihaz görseli metnin üstünde durur */
  .hero__visual {
    order: -1;
    min-height: 0;
    padding-block: 0 var(--space-lg);
  }

  .hero__ring--2 {
    display: none;
  }

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

  .footer__about {
    grid-column: 1 / -1;
  }
}

@media (max-width: 40rem) {
  .hero {
    padding-block: clamp(6rem, 4rem + 8vw, 8rem) var(--space-section);
  }

  .hero__proof {
    gap: var(--space-lg);
  }

  .float-icon {
    width: 2.8rem;
    height: 2.8rem;
  }

  .float-icon--2 {
    inset-inline-end: -4%;
  }

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