/* ==========================================================================
   HİS Teknoloji — Tasarım Sistemi
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Manrope:wght@400;500;600;700&display=swap');

:root {
  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;

  /* Light theme (default) */
  --bg: #f6f7f9;
  --bg-alt: #ffffff;
  --bg-raised: #ffffff;
  --text: #10151c;
  --text-muted: #57626f;
  --border: #e4e7eb;
  --accent: #e07b17;
  --accent-2: #1f6fd6;
  --accent-contrast: #ffffff;
  --nav-bg: rgba(246, 247, 249, 0.85);
  --shadow: 0 10px 30px rgba(16, 21, 28, 0.08);
  --hero-grad: radial-gradient(ellipse at 70% 20%, rgba(224,123,23,0.18), transparent 55%),
               radial-gradient(ellipse at 20% 80%, rgba(31,111,214,0.12), transparent 50%);
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #0b0f14;
  --bg-alt: #10161d;
  --bg-raised: #141c24;
  --text: #eef2f5;
  --text-muted: #93a1ad;
  --border: #22303b;
  --accent: #ff9d3d;
  --accent-2: #4d94ff;
  --accent-contrast: #201000;
  --nav-bg: rgba(11, 15, 20, 0.75);
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
  --hero-grad: radial-gradient(ellipse at 70% 20%, rgba(255,157,61,0.16), transparent 55%),
               radial-gradient(ellipse at 20% 80%, rgba(77,148,255,0.10), transparent 50%);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--text-muted); }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 8px 24px rgba(224,123,23,0.28);
}
.btn-primary:hover { box-shadow: 0 12px 30px rgba(224,123,23,0.36); }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: var(--nav-bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, padding 0.3s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
}
.site-header .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 0;
  transition: padding 0.3s ease;
}
.site-header.is-scrolled .nav-inner { padding: 0.7rem 0; }

.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
}
.brand .mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  color: #fff; font-size: 0.9rem; font-weight: 800;
}

.main-nav { display: flex; align-items: center; gap: 1.9rem; }
.main-nav ul { list-style: none; display: flex; gap: 1.6rem; margin: 0; padding: 0; }
.main-nav a {
  font-size: 0.92rem; font-weight: 600; color: var(--text-muted);
  position: relative; padding: 0.2rem 0;
}
.main-nav a:hover, .main-nav a.active { color: var(--text); }
.main-nav a.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--accent); border-radius: 2px;
}

.nav-tools { display: flex; align-items: center; gap: 0.6rem; }
.tool-btn {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--bg-raised);
  display: grid; place-items: center; cursor: pointer; color: var(--text);
  font-size: 0.95rem; transition: border-color 0.2s ease, transform 0.2s ease;
}
.tool-btn:hover { border-color: var(--accent); transform: translateY(-1px); }

.lang-switch { font-family: var(--font-display); font-weight: 700; font-size: 0.72rem; }

.account-chip {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 0.9rem;
  overflow: hidden; flex-shrink: 0;
}
.account-chip img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Cart ---------- */
.cart-btn { position: relative; }
.cart-badge {
  position: absolute; top: -4px; right: -4px;
  background: var(--accent-2); color: #201400;
  font-size: 0.68rem; font-weight: 800; min-width: 17px; height: 17px;
  border-radius: 999px; display: none; align-items: center; justify-content: center;
  padding: 0 3px; font-family: var(--font-display);
}
.cart-row {
  display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
  padding: 0.85rem 0; border-bottom: 1px solid var(--border);
}
.cart-row-cat { font-size: 0.72rem; color: var(--accent); font-weight: 700; text-transform: uppercase; }
.cart-row-name { font-size: 0.92rem; font-weight: 600; }
.cart-row-remove {
  width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); cursor: pointer; flex-shrink: 0;
}
.cart-row-remove:hover { border-color: #e5484d; color: #e5484d; }
#cartItemsList { max-height: 260px; overflow-y: auto; margin-bottom: 1rem; }

/* ---------- Line icons (emoji yerine) ---------- */
.icon-svg { width: 26px; height: 26px; stroke: #fff; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.product-media .icon-svg { width: 44px; height: 44px; stroke: var(--accent); stroke-width: 1.4; opacity: 0.85; }

.menu-toggle { display: none; }
.auth-links-mobile { display: none; }

/* ---------- Hero / cinematic scroll ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--hero-grad);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; padding-top: 4rem; padding-bottom: 4rem; }
.hero h1 {
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  max-width: 16ch;
}
.hero .lead {
  font-size: 1.15rem;
  max-width: 46ch;
  margin-bottom: 2rem;
}
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

.hero-stats {
  display: flex;
  gap: clamp(1.5rem, 4vw, 3rem);
  flex-wrap: wrap;
}
.hero-stats .stat b {
  display: block; font-family: var(--font-display); font-size: 1.9rem; color: var(--accent);
}
.hero-stats .stat span { font-size: 0.85rem; color: var(--text-muted); }

.hero-orb {
  position: absolute; right: -10%; top: 50%; transform: translateY(-50%);
  width: 46vw; height: 46vw; max-width: 620px; max-height: 620px;
  border-radius: 50%;
  background: conic-gradient(from 180deg, var(--accent), var(--accent-2), var(--accent));
  filter: blur(90px);
  opacity: 0.28;
  z-index: 1;
}

.scroll-cue {
  position: absolute; bottom: 2.2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-muted); z-index: 2;
}
.scroll-cue .line {
  width: 1px; height: 34px; background: linear-gradient(var(--accent), transparent);
  animation: scrollpulse 1.8s ease-in-out infinite;
}
@keyframes scrollpulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ---------- Sections / reveal ---------- */
section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section-head { max-width: 62ch; margin-bottom: 3rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.reveal {
  opacity: 0;
  transform: translateY(48px);
  transition: opacity 0.9s cubic-bezier(0.16,1,0.3,1), transform 0.9s cubic-bezier(0.16,1,0.3,1);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

.parallax-layer { will-change: transform; }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 1.75rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.8rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--accent); }
.card .icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: #fff; margin-bottom: 1.1rem; font-size: 1.2rem;
}
.card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.card p { margin-bottom: 0; font-size: 0.92rem; }

/* ---------- Product cards (e-ticaret hissi) ---------- */
.product-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.product-media {
  aspect-ratio: 4/3;
  background: var(--hero-grad), var(--bg-alt);
  display: grid; place-items: center;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.product-media .glyph { font-size: 2.6rem; }
.product-badge {
  position: absolute; top: 0.9rem; left: 0.9rem;
  background: var(--accent); color: var(--accent-contrast);
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 0.32rem 0.7rem; border-radius: 999px;
}
.product-body { padding: 1.4rem; display: flex; flex-direction: column; gap: 0.5rem; flex: 1; }
.product-cat { font-size: 0.75rem; color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.product-body h3 { font-size: 1.05rem; margin-bottom: 0.2rem; }
.product-body p { font-size: 0.88rem; flex: 1; }
.product-actions { display: flex; gap: 0.6rem; margin-top: 0.6rem; }
.product-actions .btn { padding: 0.6rem 1rem; font-size: 0.85rem; flex: 1; justify-content: center; }

.filter-bar { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.filter-chip {
  padding: 0.5rem 1.1rem; border-radius: 999px; border: 1px solid var(--border);
  font-size: 0.85rem; font-weight: 600; cursor: pointer; background: var(--bg-raised);
  transition: all 0.2s ease;
}
.filter-chip.active, .filter-chip:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Forms ---------- */
.form-panel {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: clamp(1.75rem, 4vw, 2.75rem);
}
.field { margin-bottom: 1.25rem; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.45rem; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }

.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

.form-feedback { margin-top: 1rem; font-size: 0.88rem; min-height: 1.2em; }
.form-feedback.ok { color: var(--accent); }
.form-feedback.err { color: #e5484d; }

.auth-shell {
  min-height: 80vh;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: stretch;
}
@media (max-width: 900px) { .auth-shell { grid-template-columns: 1fr; } }
.auth-visual {
  background: var(--hero-grad), var(--bg-alt);
  display: flex; align-items: center; justify-content: center; padding: 3rem;
  position: relative; overflow: hidden;
}
.auth-form-side { display: flex; align-items: center; justify-content: center; padding: 3rem 1.5rem; }
.auth-box { width: 100%; max-width: 420px; }
.auth-divider { display: flex; align-items: center; gap: 0.8rem; margin: 1.4rem 0; color: var(--text-muted); font-size: 0.82rem; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.btn-google {
  width: 100%; justify-content: center;
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 3.5rem 0 2rem; margin-top: 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 1rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-grid a { color: var(--text-muted); font-size: 0.9rem; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  padding-top: 1.75rem; border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--text-muted);
}

/* ---------- ÇIRAK launcher ---------- */
.cirak-launcher {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 200;
  display: flex; align-items: center; gap: 0.7rem;
  background: var(--bg-raised); border: 1px solid var(--border);
  padding: 0.7rem 1.1rem 0.7rem 0.7rem; border-radius: 999px;
  box-shadow: var(--shadow); cursor: pointer;
  transition: transform 0.25s ease;
}
.cirak-launcher:hover { transform: translateY(-3px); }
.cirak-launcher .avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-family: var(--font-display);
}
.cirak-launcher .label { font-size: 0.85rem; font-weight: 700; font-family: var(--font-display); }
.cirak-launcher .dot {
  width: 8px; height: 8px; border-radius: 50%; background: #34d399;
  box-shadow: 0 0 0 3px rgba(52,211,153,0.25);
}

/* ---------- ÇIRAK modal ---------- */
.cirak-modal {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(10,14,18,0.55);
  display: none; align-items: center; justify-content: center; padding: 1.5rem;
}
.cirak-modal.open { display: flex; }
.cirak-panel {
  width: 100%; max-width: 420px;
  background: var(--bg-raised); border: 1px solid var(--border);
  border-radius: 20px; padding: 1.75rem; box-shadow: var(--shadow);
}
.cirak-panel-head { display: flex; align-items: center; gap: 0.8rem; margin-bottom: 1rem; }
.cirak-panel-head .avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-family: var(--font-display);
}
.cirak-panel-head h3 { margin: 0; font-size: 1.05rem; }
.cirak-panel-head span { font-size: 0.78rem; color: var(--text-muted); }
.cirak-close {
  margin-left: auto; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--border); background: transparent; cursor: pointer; color: var(--text);
}
.cirak-status {
  background: var(--bg); border: 1px dashed var(--border); border-radius: 12px;
  padding: 1rem; font-size: 0.88rem; color: var(--text-muted); margin-bottom: 1rem;
}

/* ---------- Page header (inner pages) ---------- */
.page-hero {
  padding: 5.5rem 0 3.5rem;
  background: var(--hero-grad);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.9rem); max-width: 22ch; }
.breadcrumb { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }
.breadcrumb a:hover { color: var(--accent); }

/* Mobile nav */
@media (max-width: 900px) {
  .main-nav ul { display: none; }
  .menu-toggle {
    display: grid; place-items: center;
    width: 38px; height: 38px; border-radius: 50%;
    border: 1px solid var(--border); background: var(--bg-raised); cursor: pointer;
    flex-shrink: 0;
  }
  .main-nav.open ul {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-raised); border-bottom: 1px solid var(--border);
    padding: 0.5rem 0;
  }
  .main-nav.open ul li { border-top: 1px solid var(--border); }
  .main-nav.open ul a { display: block; padding: 0.9rem clamp(1.25rem,4vw,2.5rem); }
  .main-nav.open ul .auth-links-mobile { display: list-item; }
}

@media (max-width: 720px) {
  .nav-tools .btn-ghost, .nav-tools .btn-primary { display: none; }
  .nav-inner { flex-wrap: nowrap; }
  .brand { font-size: 1rem; }
  .nav-tools { gap: 0.4rem; }
  .cirak-launcher { bottom: 1rem; right: 1rem; padding: 0.55rem 0.9rem 0.55rem 0.55rem; }
  .cirak-launcher .avatar { width: 32px; height: 32px; }
  .cirak-launcher .label { font-size: 0.78rem; }
  .hero { min-height: auto; padding-bottom: 5rem; }
  .hero-stats { margin-bottom: 1rem; }
}