/* ibrahimkurmaz.com — tek sayfa. JS yok, dış kaynak yok. */

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("/fonts/source-serif-4-latin-ext-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("/fonts/source-serif-4-latin-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-ext-500-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/fonts/montserrat-latin-ext-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/fonts/montserrat-latin-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Konsept: antrasit + beyaz. Renkli vurgu yok. */
  --ink: #2b2f33;
  --ink-soft: #454a4f;
  --muted: #6b7075;
  --paper: #ffffff;
  --paper-2: #f2f3f4;
  --rule: #dfe1e3;
  --accent: #2b2f33;
  --on-dark: #ffffff;
  --on-dark-muted: #b1b6ba;
  --on-dark-rule: #454a4f;
  --on-dark-accent: #ffffff;
  --serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --sans: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1120px;
  --pad: clamp(20px, 5vw, 56px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
p { margin: 0 0 1em; }
h1, h2, h3 { font-family: var(--serif); font-weight: 560; margin: 0; letter-spacing: -0.012em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--pad); }
.skip { position: absolute; left: -9999px; top: 0; background: var(--paper); color: var(--ink); padding: 10px 14px; z-index: 10; }
.skip:focus { left: 12px; top: 12px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.dark :focus-visible { outline-color: var(--on-dark-accent); }

.label {
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── İkonlar ───────────────────────────────────────────────── */
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ic { width: 1.1em; height: 1.1em; flex: none; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ic:not([stroke]) { stroke: currentColor; }

/* ── İletişim çerçeveleri: her kanal kendi renginde ─────────── */
.chip {
  --c: var(--on-dark-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--c);
  border-radius: 4px;
  color: var(--on-dark);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  transition: background 0.15s;
}
.chip .ic { width: 16px; height: 16px; color: var(--c); }
.chip:hover { background: rgba(255, 255, 255, 0.07); }
.c-tel { --c: #4fb3ff; }
.c-wa { --c: #25d366; }
.c-mail { --c: #ff6b5b; }
.c-map { --c: #fbbc04; }
.c-ig {
  border-color: transparent;
  background: linear-gradient(var(--ink), var(--ink)) padding-box, linear-gradient(45deg, #feda75, #fa7e1e 35%, #e1306c 65%, #a55eea) border-box;
}
.c-ig:hover { background: linear-gradient(#363b40, #363b40) padding-box, linear-gradient(45deg, #feda75, #fa7e1e 35%, #e1306c 65%, #a55eea) border-box; }

/* ── Koyu açılış ───────────────────────────────────────────── */
.dark { background: var(--ink); color: var(--on-dark); }
.dark .label { color: var(--on-dark-muted); }

.util { display: flex; align-items: center; justify-content: space-between; gap: 10px 24px; padding: 12px 0; border-bottom: 1px solid var(--on-dark-rule); font-size: 13.5px; }
.util div { display: flex; align-items: center; gap: 8px; }
.util .chip { font-size: 13px; padding: 6px 11px; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--on-dark-rule);
  font-size: 14.5px;
}
.mark { font-family: var(--display); font-size: 16px; font-weight: 600; text-decoration: none; letter-spacing: 0.02em; }
.nav { display: flex; align-items: center; gap: clamp(14px, 2.6vw, 30px); }
.nav a { text-decoration: none; color: var(--on-dark-muted); transition: color 0.15s; }
.nav a:hover { color: var(--on-dark); }
.nav .lang { color: var(--on-dark); border: 1px solid var(--on-dark-rule); padding: 5px 10px; border-radius: 2px; font-size: 12.5px; letter-spacing: 0.08em; }
.nav .lang:hover { border-color: var(--on-dark-muted); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(280px, 34%, 384px);
  gap: clamp(32px, 5vw, 64px);
  align-items: end;
  padding: clamp(56px, 9vw, 116px) 0 clamp(60px, 9vw, 104px);
}
figure { margin: 0; }
figure img { display: block; width: 100%; height: auto; border-radius: 2px; background: var(--on-dark-rule); }
.hero .label { display: flex; align-items: center; gap: 14px; margin-bottom: 30px; }
.hero .label::before { content: ""; width: 34px; height: 1px; background: var(--on-dark-accent); }
.hero h1 {
  font-family: var(--display);
  font-size: clamp(30px, 4.5vw, 54px);
  line-height: 1.12;
  letter-spacing: 0.035em;
  font-weight: 300;
  text-transform: uppercase;
  margin-bottom: clamp(24px, 3vw, 34px);
}
.hero h1 span { display: block; }
.hero h1 .sur { font-weight: 700; }
.hero h1 .pre {
  width: fit-content;
  font-size: max(0.38em, 14px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: none;
  background: var(--on-dark);
  color: var(--ink);
  padding: 0.5em 0.7em 0.46em;
  border-radius: 2px;
  margin-bottom: 1em;
}
.lead {
  font-family: var(--serif);
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.42;
  max-width: 27em;
  color: var(--on-dark);
  margin-bottom: 14px;
}
.sub { max-width: 37em; color: var(--on-dark-muted); margin-bottom: clamp(32px, 4.5vw, 46px); }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--on-dark);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 15.5px;
  padding: 15px 24px;
  border-radius: 2px;
  transition: background 0.15s;
}
.btn:hover { background: #e6e8ea; }
.btn .ic { width: 19px; height: 19px; color: var(--accent); }
.tel { display: inline-flex; align-items: center; gap: 8px; font-size: 15.5px; color: var(--on-dark-muted); text-decoration: none; border-bottom: 1px solid var(--on-dark-rule); padding-bottom: 3px; }
.tel:hover { color: var(--on-dark); border-color: var(--on-dark-muted); }
.tel .ic { width: 16px; height: 16px; color: var(--on-dark-accent); }
.tel b { color: var(--on-dark); font-weight: 500; font-variant-numeric: tabular-nums; }

/* ── Kanıt şeridi ──────────────────────────────────────────── */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--on-dark-rule); }
.fact { padding: 30px 26px 36px 0; }
.fact + .fact { padding-left: 26px; border-left: 1px solid var(--on-dark-rule); }
.fact .n { font-family: var(--serif); font-size: clamp(34px, 4vw, 48px); line-height: 1; font-weight: 500; letter-spacing: -0.02em; font-variant-numeric: lining-nums; }
.fact .t { margin-top: 12px; font-size: 14.5px; line-height: 1.45; color: var(--on-dark-muted); max-width: 17em; }

/* ── Bölümler ──────────────────────────────────────────────── */
section.block { padding: clamp(64px, 9vw, 116px) 0; border-bottom: 1px solid var(--rule); }
.grid { display: grid; grid-template-columns: 220px 1fr; gap: 24px clamp(28px, 5vw, 72px); }
.grid > .label { padding-top: 9px; }
.grid > .label b { display: block; font-weight: 500; color: var(--ink); margin-top: 6px; letter-spacing: 0.15em; }
h2 { font-size: clamp(30px, 3.9vw, 46px); line-height: 1.1; max-width: 17em; margin-bottom: clamp(28px, 4vw, 44px); }

.principles { list-style: none; margin: 0; padding: 0; counter-reset: p; }
.principles li { counter-increment: p; display: grid; grid-template-columns: 56px 1fr; gap: 0 12px; padding: 28px 0; border-top: 1px solid var(--rule); }
.principles li:last-child { border-bottom: 1px solid var(--rule); }
.principles li::before { content: "0" counter(p); font-family: var(--serif); font-size: 17px; color: var(--accent); padding-top: 5px; font-variant-numeric: tabular-nums; }
.principles h3 { font-size: 24px; line-height: 1.25; margin-bottom: 9px; }
.principles p { margin: 0; color: var(--ink-soft); max-width: 40em; }
/* Slayt gösterisi — JS yok. 4 kare × 6 sn = 24 sn. Kare eklenirse: süre = kare sayısı × 6 sn,
   her kareye 6 sn'lik gecikme, keyframe yüzdeleri = 100 / kare sayısı. */
.slides { display: grid; aspect-ratio: 3 / 2; overflow: hidden; border-radius: 2px; background: var(--paper-2); margin-top: clamp(36px, 5vw, 56px); }
.slides picture { grid-area: 1 / 1; opacity: 0; animation: slayt 24s infinite; }
.slides picture:nth-child(2) { animation-delay: 6s; }
.slides picture:nth-child(3) { animation-delay: 12s; }
.slides picture:nth-child(4) { animation-delay: 18s; }
.slides img { display: block; width: 100%; height: 100%; object-fit: cover; animation: yakinlas 24s infinite; animation-delay: inherit; }
@keyframes slayt { 0% { opacity: 0; } 4% { opacity: 1; } 25% { opacity: 1; } 29% { opacity: 0; } 100% { opacity: 0; } }
@keyframes yakinlas { 0% { transform: scale(1); } 29% { transform: scale(1.05); } 100% { transform: scale(1.05); } }

.areas { margin: 0; }
.areas div { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.25fr); gap: 6px 36px; padding: 21px 0; border-top: 1px solid var(--rule); }
.areas div:last-child { border-bottom: 1px solid var(--rule); }
.areas dt { font-family: var(--serif); font-size: 22px; line-height: 1.3; font-weight: 540; }
.areas dd { margin: 0; color: var(--muted); padding-top: 3px; }
.refs dd { padding-top: 5px; }
.refs a { color: var(--ink); font-weight: 500; text-decoration-color: var(--rule); text-decoration-thickness: 2px; text-underline-offset: 0.28em; transition: text-decoration-color 0.15s; }
.refs a:hover { text-decoration-color: var(--ink); }
.methods { margin-top: 34px; max-width: 44em; color: var(--ink-soft); }
.methods .label { display: block; margin-bottom: 10px; }

.cv { width: 100%; border-collapse: collapse; }
.cv tr { border-top: 1px solid var(--rule); }
.cv tr:last-child { border-bottom: 1px solid var(--rule); }
.cv th, .cv td { text-align: left; vertical-align: top; padding: 20px 0; font-weight: 400; }
.cv th { width: 168px; font-family: var(--serif); font-size: 18px; color: var(--accent); font-variant-numeric: tabular-nums lining-nums; white-space: nowrap; padding-right: 24px; }
.cv td strong { display: block; font-family: var(--serif); font-size: 21px; font-weight: 540; line-height: 1.3; }
.cv td span { color: var(--muted); }
.note { margin-top: 28px; color: var(--muted); font-size: 15.5px; }

/* ── İletişim (koyu) ───────────────────────────────────────── */
.contact { padding: clamp(64px, 9vw, 116px) 0 clamp(44px, 6vw, 72px); }
.contact h2 { color: var(--on-dark); }
.contact .grid > .label b { color: var(--on-dark); }
.reach { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 14px; margin-bottom: clamp(40px, 6vw, 64px); }
.clinics { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--on-dark-rule); }
.clinic { padding: 30px 30px 34px 0; }
.clinic + .clinic { padding-left: 30px; border-left: 1px solid var(--on-dark-rule); }
.clinic h3 { font-size: 26px; margin: 0 0 18px; }
.clinic .row { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.reach .chip, .clinic .chip { font-size: 14.5px; padding: 9px 13px; }
.reach .chip .ic, .clinic .chip .ic { width: 17px; height: 17px; }

footer { border-top: 1px solid var(--on-dark-rule); padding: 26px 0 34px; font-size: 13.5px; line-height: 1.6; color: var(--on-dark-muted); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 40px; }
footer p { margin: 0; max-width: 46em; }

@media (max-width: 860px) {
  body { font-size: 16.5px; }
  .nav a:not(.lang) { display: none; }
  .util { padding: 10px 0; flex-wrap: wrap; }
  .util div { gap: 6px; }
  .util .opt { padding: 7px 9px; }
  .util .opt span { display: none; }
  .util .chip .ic { width: 18px; height: 18px; }
  .hero { grid-template-columns: 1fr; align-items: start; }
  .hero h1 { font-size: clamp(27px, 8.4vw, 50px); }
  .portrait { max-width: 460px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact, .fact + .fact { padding: 24px 18px 26px 0; border-left: 0; }
  .fact:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--on-dark-rule); }
  .fact:nth-child(n + 3) { border-top: 1px solid var(--on-dark-rule); }
  .grid { grid-template-columns: 1fr; }
  .grid > .label { padding-top: 0; }
  .grid > .label b { display: inline; margin-left: 10px; }
  .areas div { grid-template-columns: 1fr; }
  .cv th { width: 104px; font-size: 16px; padding-right: 14px; white-space: normal; }
  .clinics { grid-template-columns: 1fr; }
  .clinic, .clinic + .clinic { padding: 26px 0 28px; border-left: 0; }
  .clinic + .clinic { border-top: 1px solid var(--on-dark-rule); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
  .slides { aspect-ratio: auto; grid-template-columns: 1fr 1fr; gap: 12px; background: none; }
  .slides picture { grid-area: auto; opacity: 1; animation: none; }
  .slides img { animation: none; }
}

@media print {
  .dark { background: #fff; color: #000; }
  .dark .label, .sub, .fact .t, footer, .tel { color: #333; }
  .nav, .btn, .portrait, .slides, .util { display: none; }
  section.block { padding: 28px 0; }
}