/* =================================================================
   HOBBY Bilgisayar — Complete Design System & Motion Engine
   Glitch & Grit Split-Screen + Dual Parallax + Brutalist Typography
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Syne:wght@500;700;800;900&family=Space+Grotesk:wght@500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  font-size: 0.684931506849315vw;
}

@media screen and (max-width: 991px) {
  html { font-size: 85%; }
}
@media screen and (max-width: 479px) {
  html { font-size: 80%; }
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.35;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Tokens */
:root {
  --bg: #080808;
  --bg-2: #111111;
  --bg-3: #181818;
  --border: rgba(255, 255, 255, 0.12);
  --border-light: rgba(255, 255, 255, 0.22);
  --text: #f4f4f4;
  --text-muted: rgba(244, 244, 244, 0.6);
  --accent: #ff6b1a;
  
  --font-main: 'Outfit', sans-serif;
  --font-display: 'Syne', 'Outfit', sans-serif;
  --font-mono: 'Space Grotesk', monospace;

  --site--margin: clamp(1.2rem, 1rem + 1.2vw, 2.5rem);
  --size--display: clamp(2.8rem, 2.2rem + 4vw, 6.5rem);
  --size--h1: clamp(2.2rem, 1.8rem + 2.6vw, 4.8rem);
  --size--h2: clamp(1.75rem, 1.5rem + 1.8vw, 3.2rem);
  --size--h3: clamp(1.25rem, 1.1rem + 1.1vw, 2rem);
  --size--large: clamp(1rem, 0.95rem + 0.3vw, 1.3rem);
  --size--text-main: 1rem;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; cursor: pointer; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; outline: none; }
ul, ol { list-style: none; }

/* Containers */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--site--margin);
}

.u-container {
  width: 100%;
  padding-left: var(--site--margin);
  padding-right: var(--site--margin);
  margin: 0 auto;
}

/* Typography */
.display, h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  color: var(--text);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Top Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  background: rgba(8, 8, 8, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.logo .dot {
  width: 9px;
  height: 9px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 12px var(--accent);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-main a {
  font-family: var(--font-main);
  font-size: 0.9375rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.55;
  transition: opacity 0.25s ease, color 0.25s ease;
}

.nav-main a.active, .nav-main a:hover {
  opacity: 1;
  color: var(--accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: 9999px;
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: var(--text);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent);
  color: #fff;
  transform: scale(1.04);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 26px;
  height: 26px;
}

.burger span {
  width: 100%;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.2s ease;
}

@media (max-width: 900px) {
  .nav-main { display: none; }
  .burger { display: flex; }
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: #080808;
  z-index: 1500;
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  text-transform: uppercase;
}

.mobile-menu .close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 1.8rem;
}

/* =================================================================
   SECTION 1: HERO SCROLL-DRIVEN FRAME ANIMATION (Canvas)
   ================================================================= */
.frame-hero-wrap {
  position: relative;
  width: 100%;
  height: 380vh;
}

.frame-hero-sticky {
  position: sticky;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.frame-hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.frame-hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.7) 100%);
  pointer-events: none;
}

.frame-hero-text {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1100px;
  padding: 0 var(--site--margin);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.frame-hero-text .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
  background: rgba(255, 107, 26, 0.12);
  padding: 0.4rem 1.1rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 107, 26, 0.35);
}

.frame-hero-text .tag .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.frame-hero-text h1 {
  font-family: var(--font-display);
  font-size: var(--size--h1);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.frame-hero-text p {
  font-size: var(--size--large);
  color: var(--text-muted);
  max-width: 55ch;
  margin: 0 auto;
}

.frame-hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  z-index: 10;
}

.frame-hero-scroll-hint .line {
  width: 1px;
  height: 30px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 1.8s infinite;
}

@keyframes scrollPulse {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =================================================================
   SECTION 2: GLITCH & GRIT HOMEPAGE SPLIT-SCREEN SHOWCASE
   ================================================================= */
.glitch-showcase-section {
  position: relative;
  width: 100vw;
  height: 600vh; /* 6 items x 100vh */
  background: #000;
}

.glitch-projects-sticky {
  position: sticky;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: #000;
  z-index: 20;
}

.glitch-projects-list {
  position: relative;
  width: 100%;
  height: 100%;
}

.glitch-projects-item {
  position: absolute;
  inset: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.glitch-split-grid {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100vw;
  height: 100vh;
}

.glitch-visual-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: #000;
}

.g_visual_inner {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  will-change: transform;
}

.g_visual_inner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.g_visual_overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

/* Typography Split Overlays */
.glitch-item-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  pointer-events: none;
  z-index: 10;
}

.glitch-item-content.is-left {
  clip-path: inset(0% 50% 0% 0%);
}

.glitch-item-content.is-right {
  clip-path: inset(0% 0% 0% 50%);
}

.glitch-content-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--site--margin);
}

.glitch-cat-badge {
  font-family: var(--font-main);
  font-size: var(--size--large);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.85;
}

.glitch-item-title {
  font-family: var(--font-display);
  font-size: var(--size--display);
  font-weight: 900;
  line-height: 0.92;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  margin-bottom: 2.5rem;
}

/* =================================================================
   EDITORIAL DUAL PARALLAX CARDS (For Subpages: Hizmetler, Hakkımızda, İletişim)
   ================================================================= */
.page-intro-header {
  padding-top: calc(80px + 4rem);
  padding-bottom: 3.5rem;
  text-align: center;
  position: relative;
  z-index: 10;
}

.page-intro-header .tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.2rem;
  border-radius: 9999px;
  background: rgba(255, 107, 26, 0.12);
  border: 1px solid rgba(255, 107, 26, 0.35);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
}

.page-intro-header h1 {
  font-size: var(--size--h1);
  max-width: 18ch;
  margin: 0 auto 1.25rem;
}

.page-intro-header p {
  font-size: var(--size--large);
  color: var(--text-muted);
  max-width: 58ch;
  margin: 0 auto;
}

.parallax-stack-section {
  padding: 2rem 0 6rem;
  position: relative;
  z-index: 20;
}

.parallax-card-grid {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.parallax-card {
  position: relative;
  width: 100%;
  min-height: 540px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  background: #000;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

@media (max-width: 768px) {
  .parallax-card { min-height: 440px; }
}

.parallax-media-wrap {
  position: absolute;
  inset: -25% 0;
  width: 100%;
  height: 150%;
  overflow: hidden;
  pointer-events: none;
}

.parallax-media-wrap img, .parallax-media-wrap video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  filter: brightness(0.62) contrast(1.1);
  transition: filter 0.4s ease;
}

.parallax-card:hover .parallax-media-wrap img {
  filter: brightness(0.72) contrast(1.15);
}

.parallax-gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.2) 0%, rgba(8, 8, 8, 0.85) 75%, rgba(8, 8, 8, 0.98) 100%);
  pointer-events: none;
}

.parallax-text-overlay {
  position: relative;
  z-index: 10;
  width: 100%;
  padding: clamp(2rem, 5vw, 4.5rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  will-change: transform;
}

.parallax-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid currentColor;
}

.parallax-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 4.8rem);
  font-weight: 900;
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  color: #fff;
  text-shadow: 0 4px 20px rgba(0,0,0,0.8);
}

.parallax-desc {
  font-size: var(--size--large);
  color: rgba(255, 255, 255, 0.85);
  max-width: 58ch;
  line-height: 1.45;
  margin-bottom: 2rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

/* Glitch & Grit Double Arrow Button */
.btn_main_wrap {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  pointer-events: auto;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(12px);
  padding: 0.65rem 1.8rem;
  border-radius: 9999px;
  border: 1px solid currentColor;
  transition: background 0.3s ease, transform 0.2s ease;
}

.btn_main_wrap:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: scale(1.03);
}

.btn_main_text {
  font-family: var(--font-main);
  font-size: var(--size--large);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.arrow-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.arrow-contain {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 14px;
  height: 14px;
}

.arrow-wrap {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.arrow-wrap.is-01 {
  transform: translate(-45deg);
}

.arrow-wrap.is-02 {
  transform: translate(-100%, 100%);
}

.btn_main_wrap:hover .arrow-wrap.is-01 {
  transform: translate(100%, -100%);
}

.btn_main_wrap:hover .arrow-wrap.is-02 {
  transform: translate(0, 0);
}

/* Glassmorphic Contact Card */
.contact-parallax-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 960px) {
  .contact-parallax-layout { grid-template-columns: 1fr; }
}

.glass-card {
  background: rgba(18, 18, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: clamp(2rem, 4vw, 3.5rem);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 1.2rem;
  color: var(--text);
  font-family: var(--font-main);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

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

/* Fixed Bottom Dock Nav */
.bottom-footer-fixed {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding-bottom: 1.5rem;
  z-index: 1000;
  pointer-events: none;
}

.bottom-footer-fixed .section-contain {
  display: flex;
  justify-content: center;
  pointer-events: auto;
}

.footer-links-flex {
  display: inline-flex;
  align-items: center;
  gap: 2.5rem;
  background: rgba(15, 15, 15, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.75rem 2.2rem;
  border-radius: 9999px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.footer-link {
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  opacity: 0.5;
  transition: opacity 0.25s ease, color 0.25s ease;
}

.footer-link:hover, .footer-link.active {
  opacity: 1;
  color: var(--accent);
}

/* Trust Strip Section */
.trust-section {
  position: relative;
  z-index: 30;
  padding: 5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

@media (max-width: 768px) {
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
}

.trust-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4.5rem);
  font-weight: 900;
  color: var(--text);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.trust-item span {
  font-size: 0.9375rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* About / Workshop Section */
.about-section {
  position: relative;
  z-index: 30;
  padding: 7rem 0;
  background: var(--bg);
}

.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 900px) {
  .two-col-grid { grid-template-columns: 1fr; gap: 3rem; }
}

.feature-list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.feature-list .check {
  color: var(--accent);
  font-weight: 800;
  font-size: 1.25rem;
}

.feature-list strong {
  display: block;
  font-size: 1.125rem;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.feature-list span {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* Call to Action */
.cta-section {
  position: relative;
  z-index: 30;
  padding: 8rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  text-align: center;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

@media (max-width: 600px) {
  .cta-actions { flex-direction: column; align-items: center; }
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 30;
  padding: 5rem 0 7rem;
  background: #050505;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

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

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* WhatsApp FAB */
.whatsapp-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #25D366;
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s ease;
}

.whatsapp-fab:hover {
  transform: scale(1.06);
}

.whatsapp-fab svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}