/* =========================================================
   Aslıhan Eslem Akdoğan — Portföy
   Tema: endüstriyel gösterge dili (amber + teal, sıcak-koyu)
   ========================================================= */

:root{
  --bg: #121110;
  --surface: #1C1A17;
  --surface-2: #221F1B;
  --border: #34302A;
  --text: #EDE7DD;
  --text-muted: #97907F;
  --amber: #E2933C;
  --amber-dim: #6B4E27;
  --teal: #4F8577;
  --teal-dim: #2A423C;

  /* Etiket metni için açılmış tonlar. Küçük büyük-harf metin en çok kontrast
     isteyen tiptir; canlı tonlar kendi çip zeminlerinde 4.5:1'in altında kalıyordu
     (teal 2.55:1, amber 3.09:1). Bunlar aynı ton, ölçülmüş okunur karşılıkları. */
  --teal-bright: #80B4A6;   /* teal-dim üzerinde 4.63:1 */
  --amber-bright: #EEC18E;  /* amber-dim üzerinde 4.61:1 */

  --nav-h: 66px;
  --wrap: 1080px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
/* hidden özelliği her zaman kazanır — display veren sınıflar (ör. .admin-shell)
   onu ezmesin diye. Bu satır olmadan gizlenen panel ekranda yer kaplar. */
[hidden]{ display:none !important; }
html{ scroll-behavior:smooth; }

/* Yalnız ekran okuyucuya görünen etiket — görsel tasarımı bozmadan
   her input'un gerçek bir label'ı olmasını sağlar. */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}

/* ---------- SCROLL REVEAL ----------
   .reveal sınıfını JavaScript ekler; JS çalışmazsa içerik olduğu gibi görünür
   (hiçbir şey gizli kalmaz). Hareket yalnız transform/opacity üzerinden gider. */
.reveal{
  opacity:0; transform:translateY(14px);
  transition:opacity .45s ease-out, transform .45s ease-out;
}
.reveal.in{ opacity:1; transform:none; }

@media (prefers-reduced-motion: reduce){
  .reveal, .reveal.in{ opacity:1; transform:none; transition:none; }
  .proj-card, .hobby-tile, .btn, .msg-card{ transition:none; }
}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'IBM Plex Sans', sans-serif;
  line-height:1.6;
  overflow-x:hidden;
}
/* İnce noktalı zemin dokusu */
body::before{
  content:"";
  position:fixed; inset:0;
  background-image: radial-gradient(circle at 1px 1px, rgba(237,231,221,0.035) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events:none;
  z-index:0;
}

.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 32px; position:relative; z-index:1; }
h1,h2,h3{ font-family:'Big Shoulders Display', sans-serif; text-transform:uppercase; letter-spacing:0.02em; }
.mono{ font-family:'IBM Plex Mono', monospace; }

.eyebrow{
  font-family:'IBM Plex Mono', monospace;
  font-size:0.72rem; letter-spacing:0.22em; text-transform:uppercase;
  color:var(--amber); display:flex; align-items:center; gap:10px;
}
.eyebrow::before{ content:""; width:22px; height:1px; background:var(--amber); display:inline-block; }

/* ---------- BUTONLAR ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font-family:'IBM Plex Mono', monospace; font-size:0.82rem; font-weight:500;
  letter-spacing:0.04em; text-decoration:none; cursor:pointer;
  padding:11px 22px; border-radius:6px; border:1px solid transparent;
  transition:filter .2s, background .2s, border-color .2s, color .2s;
}
.btn-primary{ background:var(--amber); color:#1a1409; }
.btn-primary:hover{ filter:brightness(1.1); }
.btn-ghost{ background:transparent; color:var(--text); border-color:var(--border); }
.btn-ghost:hover{ border-color:var(--amber-dim); color:var(--amber); }

/* ---------- NAV ---------- */
nav{
  position:fixed; top:0; left:0; right:0; z-index:50;
  display:flex; justify-content:space-between; align-items:center;
  padding:0 32px; height:var(--nav-h);
  backdrop-filter: blur(10px);
  background:rgba(18,17,16,0.72);
  border-bottom:1px solid var(--border);
}
nav .logo{ font-family:'Big Shoulders Display'; font-weight:700; font-size:1.15rem; letter-spacing:0.03em; color:var(--text); text-decoration:none; }
nav .logo span{ color:var(--amber); }
nav ul{ list-style:none; display:flex; gap:28px; }
nav a{ color:var(--text-muted); text-decoration:none; font-size:0.82rem; font-family:'IBM Plex Mono'; letter-spacing:0.05em; transition:color .2s; }
nav ul a:hover{ color:var(--amber); }
nav ul a.active{ color:var(--text); }

/* Mobil menü butonu (hamburger) */
.nav-toggle{
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:6px;
}
.nav-toggle span{ width:22px; height:2px; background:var(--text); transition:transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media (max-width:720px){
  .nav-toggle{ display:flex; }
  nav ul{
    position:absolute; top:var(--nav-h); left:0; right:0;
    flex-direction:column; gap:0;
    background:rgba(18,17,16,0.97); border-bottom:1px solid var(--border);
    max-height:0; overflow:hidden; transition:max-height .3s ease;
  }
  nav ul.open{ max-height:340px; }
  nav ul li{ border-top:1px solid var(--border); }
  nav ul a{ display:block; padding:16px 32px; font-size:0.9rem; }
}

/* ---------- HERO ---------- */
header.hero{
  min-height:100vh; display:flex; align-items:center;
  padding-top:calc(var(--nav-h) + 30px); padding-bottom:60px;
}
.hero-grid{ display:grid; grid-template-columns:280px 1fr; gap:56px; align-items:center; }

.gauge-wrap{ width:260px; height:260px; position:relative; }
.gauge-wrap svg{ width:100%; height:100%; display:block; }
.needle{
  transform-origin:130px 130px;
  animation: sweep 2.6s cubic-bezier(.22,1,.36,1) forwards;
}
@keyframes sweep{
  0%{ transform:rotate(-120deg); }
  60%{ transform:rotate(64deg); }
  100%{ transform:rotate(42deg); }
}
@media (prefers-reduced-motion: reduce){ .needle{ animation:none; transform:rotate(42deg); } }

.name-row{ display:flex; align-items:center; gap:18px; margin-top:8px; }
.name-photo{
  width:128px; height:128px; border-radius:50%; object-fit:cover;
  border:2px solid var(--amber-dim); flex-shrink:0;
}
.hero-copy h1{
  font-size:clamp(2.6rem, 6vw, 4.4rem); line-height:0.96; font-weight:800;
}
.hero-copy h1 .last{ color:var(--amber); }
.hero-role{
  margin-top:14px; font-size:1rem; color:var(--text-muted);
  font-family:'IBM Plex Mono'; letter-spacing:0.02em;
}
.hero-tagline{ margin-top:22px; max-width:480px; font-size:1.06rem; color:#CFC8BB; }
.hero-readouts{ margin-top:34px; display:flex; gap:28px; flex-wrap:wrap; }
.readout{ border-left:2px solid var(--amber-dim); padding-left:12px; }
.readout .val{ font-family:'IBM Plex Mono'; color:var(--amber); font-size:0.95rem; }
.readout .lbl{ font-size:0.72rem; color:var(--text-muted); letter-spacing:0.08em; text-transform:uppercase; margin-top:2px; }
.hero-actions{ margin-top:36px; display:flex; gap:14px; flex-wrap:wrap; }

/* ---------- SECTION ---------- */
section{ padding:110px 0; position:relative; z-index:1; border-top:1px solid var(--border); scroll-margin-top:var(--nav-h); }
.section-head{ margin-bottom:52px; }
.section-head h2{ font-size:clamp(1.8rem,4vw,2.6rem); margin-top:10px; }

/* ---------- PROJELER ---------- */
.projects{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.proj-card{
  background:var(--surface); border:1px solid var(--border); border-radius:4px;
  padding:32px; position:relative; cursor:pointer;
  transition:border-color .25s, transform .25s, box-shadow .25s;
}
.proj-card:hover, .proj-card:focus-visible{
  border-color:var(--amber-dim); transform:translateY(-4px);
  box-shadow:0 12px 24px rgba(0,0,0,0.28); outline:none;
}
.proj-card .tag{
  font-family:'IBM Plex Mono'; font-size:0.68rem; letter-spacing:0.12em;
  text-transform:uppercase; padding:4px 10px; border-radius:2px;
  display:inline-block; margin-bottom:18px;
}
.tag.eco{ background:var(--teal-dim); color:var(--teal-bright); }
.tag.mech{ background:var(--amber-dim); color:var(--amber-bright); }
.proj-card .icon{ width:44px; height:44px; margin-bottom:18px; }
.proj-card h3{ font-size:1.35rem; line-height:1.15; margin-bottom:14px; text-transform:none; letter-spacing:0; font-family:'IBM Plex Sans'; font-weight:600; }
.proj-card p{ color:var(--text-muted); font-size:0.95rem; }
.proj-card .spec-line{
  margin-top:22px; padding-top:16px; border-top:1px dashed var(--border);
  font-family:'IBM Plex Mono'; font-size:0.72rem; color:var(--text-muted); letter-spacing:0.05em;
}

/* ---------- TIMELINE (Eğitim / Deneyim) ---------- */
.timeline{ position:relative; padding-left:32px; }
.timeline::before{
  content:""; position:absolute; left:5px; top:6px; bottom:6px; width:1px;
  background:repeating-linear-gradient(to bottom, var(--border) 0 6px, transparent 6px 12px);
}
.tl-item{ position:relative; margin-bottom:44px; }
.tl-item:last-child{ margin-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-32px; top:4px; width:11px; height:11px;
  border-radius:50%; background:var(--bg); border:2px solid var(--amber);
}
.tl-item.active::before{ background:var(--amber); }
.tl-date{ font-family:'IBM Plex Mono'; font-size:0.78rem; color:var(--amber); letter-spacing:0.06em; }
.tl-item h3{ font-size:1.25rem; margin-top:6px; text-transform:none; letter-spacing:0; font-weight:600; font-family:'IBM Plex Sans'; }
.tl-item p{ color:var(--text-muted); font-size:0.9rem; margin-top:4px; }

/* ---------- BECERİLER ---------- */
.skills-grid{ display:grid; grid-template-columns:1fr 1fr; gap:40px; }
.skills-label{ font-size:0.72rem; letter-spacing:0.12em; color:var(--text-muted); text-transform:uppercase; margin-bottom:16px; }
.chip-row{ display:flex; flex-wrap:wrap; gap:10px; }
.skill-chip{
  font-family:'IBM Plex Mono'; font-size:0.8rem; color:var(--text);
  background:var(--surface); border:1px solid var(--border);
  padding:8px 14px; border-radius:20px;
}
.lang-row{ margin-bottom:20px; }
.lang-row:last-child{ margin-bottom:0; }
.lang-head{ display:flex; justify-content:space-between; font-size:0.9rem; margin-bottom:8px; }
.lang-level{ color:var(--amber); font-size:0.72rem; letter-spacing:0.05em; }
.lang-bar{ height:6px; background:var(--surface); border:1px solid var(--border); border-radius:4px; overflow:hidden; }
.lang-fill{ height:100%; background:var(--amber); border-radius:4px; }

/* ---------- İLGİ ALANLARI ---------- */
.hobby-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.hobby-tile{
  background:var(--surface); border:1px solid var(--border); border-radius:4px;
  padding:22px 16px; text-align:center;
  transition:transform .2s, border-color .2s;
}
.hobby-tile:hover{ transform:rotate(-1deg) translateY(-2px); border-color:var(--amber-dim); }
.hobby-tile svg{ width:30px; height:30px; margin-bottom:10px; color:var(--amber); }
.hobby-tile span{ display:block; font-size:0.82rem; color:var(--text-muted); }

/* ---------- İLETİŞİM / CHAT ---------- */
.contact-info{ display:flex; gap:28px; flex-wrap:wrap; margin-bottom:32px; }
.contact-item{
  display:flex; align-items:center; gap:10px;
  color:var(--text-muted); text-decoration:none;
  font-family:'IBM Plex Mono'; font-size:0.88rem; transition:color .2s;
}
.contact-item svg{ width:18px; height:18px; color:var(--amber); flex-shrink:0; }
.contact-item:hover{ color:var(--text); }
.chat-panel{
  max-width:560px; margin:0 auto;
  background:var(--surface); border:1px solid var(--border); border-radius:10px; overflow:hidden;
}
.chat-head{
  display:flex; align-items:center; gap:10px;
  padding:16px 20px; border-bottom:1px solid var(--border);
  font-family:'IBM Plex Mono'; font-size:0.78rem; color:var(--text-muted);
}
.dot{ width:8px; height:8px; border-radius:50%; background:var(--teal); box-shadow:0 0 6px var(--teal); }
.chat-body{ padding:22px 20px; min-height:180px; display:flex; flex-direction:column; gap:12px; }
.bubble{ max-width:80%; padding:10px 14px; border-radius:14px; font-size:0.9rem; }
.bubble.them{ background:var(--surface-2); align-self:flex-start; border-bottom-left-radius:4px; color:var(--text); }
.bubble.me{ background:var(--amber-dim); align-self:flex-end; border-bottom-right-radius:4px; color:#F5DCB8; }
.chat-input-row{ display:flex; gap:8px; padding:14px; border-top:1px solid var(--border); }
.chat-fields{ display:flex; flex-direction:column; gap:8px; flex:1; }
.chat-input-row input, .chat-input-row textarea{
  background:var(--surface-2); border:1px solid var(--border); color:var(--text);
  border-radius:8px; padding:10px 12px; font-family:'IBM Plex Sans'; font-size:0.88rem;
  width:100%; resize:none;
}
.chat-input-row input:focus, .chat-input-row textarea:focus{ outline:2px solid var(--amber); outline-offset:1px; }
.send-btn{
  background:var(--amber); color:#1a1409; border:none; border-radius:8px;
  padding:0 18px; font-family:'IBM Plex Mono'; font-weight:500; font-size:0.85rem;
  cursor:pointer; align-self:flex-end; height:44px; transition:filter .2s;
}
.send-btn:hover{ filter:brightness(1.1); }
.send-btn:disabled{ opacity:0.6; cursor:default; }

/* Ortak focus görünürlüğü */
.send-btn:focus-visible, a:focus-visible, .btn:focus-visible,
.hobby-tile:focus-visible, .nav-toggle:focus-visible{ outline:2px solid var(--amber); outline-offset:2px; }

/* ---------- PROJE DETAY MODAL ---------- */
.modal-overlay{
  position:fixed; inset:0; z-index:100;
  background:rgba(10,9,8,0.78);
  display:none; align-items:flex-start; justify-content:center;
  padding:80px 20px 40px; overflow-y:auto;
}
.modal-overlay.open{ display:flex; }
.modal-panel{
  background:var(--surface); border:1px solid var(--border); border-radius:8px;
  max-width:680px; width:100%; padding:40px; position:relative;
  animation: modalIn .25s ease;
}
@keyframes modalIn{ from{ opacity:0; transform:translateY(10px); } to{ opacity:1; transform:translateY(0); } }
.modal-close{
  position:absolute; top:20px; right:20px;
  width:34px; height:34px; border-radius:50%;
  background:var(--surface-2); border:1px solid var(--border);
  color:var(--text-muted); cursor:pointer; font-size:1.1rem; line-height:1;
}
.modal-close:hover{ color:var(--amber); border-color:var(--amber-dim); }
.modal-panel h2{ font-size:1.7rem; text-transform:none; letter-spacing:0; font-family:'IBM Plex Sans'; font-weight:600; margin-bottom:6px; padding-right:40px; }
.modal-panel .modal-tag{ margin-bottom:18px; }
.modal-body h4{
  font-family:'IBM Plex Mono'; font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--amber); margin-top:26px; margin-bottom:8px;
}
.modal-body h4:first-child{ margin-top:0; }
.modal-body p{ color:#CFC8BB; font-size:0.94rem; }
.modal-body ul.refs{ margin-top:8px; padding-left:18px; color:var(--text-muted); font-size:0.8rem; }
.modal-body ul.refs li{ margin-bottom:4px; }

footer{
  padding:40px 0 60px; text-align:center;
  font-family:'IBM Plex Mono'; font-size:0.75rem; color:var(--text-muted);
  border-top:1px solid var(--border);
}
/* Footer'daki göze batmayan yönetim girişi.
   Nokta küçük görünür ama dokunma alanı 44x44 — parmakla da isabet eder. */
.admin-dot{
  display:inline-flex; align-items:center; justify-content:center;
  min-width:44px; min-height:44px; margin-left:4px; vertical-align:middle;
  color:var(--text-muted); text-decoration:none; opacity:0.28;
  transition:opacity .2s, color .2s;
}
.admin-dot:hover, .admin-dot:focus-visible{ opacity:1; color:var(--amber); }

/* =========================================================
   YÖNETİM PORTALI (admin.html)
   ========================================================= */
.admin-body{ min-height:100vh; }
.admin-shell{
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  padding:40px 20px; position:relative; z-index:1;
}
.admin-status{ color:var(--text-muted); font-size:0.85rem; text-align:center; padding:20px 0; }

/* Açılış hatası (modül yüklenemedi / bağlantı yok) */
.boot-error{
  max-width:460px; text-align:center;
  background:var(--surface); border:1px solid var(--border);
  border-left:3px solid #E2703C; border-radius:8px; padding:32px 28px;
}
.boot-error h2{ font-size:1.6rem; color:var(--text); margin-bottom:14px; }
.boot-error p{ color:var(--text-muted); font-size:0.88rem; margin-bottom:12px; }
.boot-error .boot-fix{ color:#CFC8BB; }
.boot-error .back-link{ margin-top:18px; }
.boot-diag{
  text-align:left; white-space:pre-wrap; word-break:break-all;
  background:var(--bg); border:1px solid var(--border); border-radius:6px;
  color:var(--text-muted); font-size:0.72rem; line-height:1.7;
  padding:14px 16px; margin:16px 0;
}

/* ---------- Giriş kartı ---------- */
.login-card{
  width:100%; max-width:380px;
  background:var(--surface); border:1px solid var(--border); border-radius:10px;
  padding:36px 32px;
}
.login-card h1{ font-size:2.2rem; margin-top:10px; }
.login-note{ color:var(--text-muted); font-size:0.88rem; margin-top:8px; margin-bottom:26px; }
.field{ display:block; margin-bottom:16px; }
.field-lbl{
  display:block; font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--text-muted); margin-bottom:6px;
}
.field input{
  width:100%; background:var(--surface-2); border:1px solid var(--border); color:var(--text);
  border-radius:8px; padding:11px 12px; font-family:'IBM Plex Sans'; font-size:0.92rem;
}
.field input:focus{ outline:2px solid var(--amber); outline-offset:1px; }
.login-error{
  color:#E2703C; font-size:0.82rem; margin-bottom:14px;
  border-left:2px solid #E2703C; padding-left:10px;
}
.login-btn{ width:100%; margin-top:6px; }
.back-link{
  display:block; text-align:center; margin-top:22px;
  color:var(--text-muted); text-decoration:none; font-size:0.78rem;
}
.back-link:hover{ color:var(--amber); }

/* ---------- Gelen kutusu ---------- */
.admin-nav{
  position:sticky; top:0; z-index:50;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding:0 32px; height:var(--nav-h);
  background:rgba(18,17,16,0.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.admin-nav .logo{ font-family:'Big Shoulders Display'; font-weight:700; font-size:1.15rem; letter-spacing:0.03em; }
.admin-nav .logo span{ color:var(--amber); }
.admin-badge{
  font-size:0.62rem; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--amber); border:1px solid var(--amber-dim); border-radius:3px;
  padding:2px 7px; margin-left:8px; vertical-align:middle;
}
.admin-nav-right{ display:flex; align-items:center; gap:14px; }
.admin-user{ font-size:0.76rem; color:var(--text-muted); }
.btn-sm{ padding:7px 14px; font-size:0.75rem; }
.admin-main{ padding-top:56px; padding-bottom:80px; }
.admin-toolbar{ display:flex; justify-content:flex-end; margin-bottom:20px; }
.msg-count{ color:var(--text-muted); font-size:1rem; }

.msg-list{ display:flex; flex-direction:column; gap:14px; }
.msg-card{
  background:var(--surface); border:1px solid var(--border); border-radius:6px;
  padding:22px 24px;
  transition:border-color .2s;
}
.msg-card:hover{ border-color:var(--amber-dim); }
.msg-head{
  display:flex; justify-content:space-between; align-items:baseline; gap:16px;
  padding-bottom:12px; margin-bottom:14px; border-bottom:1px dashed var(--border);
  flex-wrap:wrap;
}
.msg-name{ font-weight:600; font-size:1rem; margin-right:10px; }
.msg-mail{ color:var(--amber); font-size:0.8rem; text-decoration:none; }
.msg-mail:hover{ text-decoration:underline; }
.msg-meta{ display:flex; align-items:center; gap:14px; }
.msg-date{ font-size:0.74rem; color:var(--text-muted); white-space:nowrap; }
.msg-del{
  background:none; border:1px solid var(--border); border-radius:4px;
  color:var(--text-muted); cursor:pointer;
  font-family:'IBM Plex Mono'; font-size:0.7rem; letter-spacing:0.05em;
  padding:4px 10px; transition:color .2s, border-color .2s;
}
.msg-del:hover:not(:disabled){ color:#E2703C; border-color:#E2703C; }
.msg-del:focus-visible{ outline:2px solid var(--amber); outline-offset:2px; }
.msg-del:disabled{ opacity:0.5; cursor:default; }
.msg-text{ color:#CFC8BB; font-size:0.94rem; white-space:pre-wrap; word-break:break-word; }

@media (max-width:560px){
  .admin-nav{ padding:0 20px; }
  .admin-user{ display:none; }
  .admin-main{ padding-top:40px; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:800px){
  .hero-grid{ grid-template-columns:1fr; }
  .gauge-wrap{ margin:0 auto; }
  .projects{ grid-template-columns:1fr; }
  .hobby-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:700px){
  .skills-grid{ grid-template-columns:1fr; }
}
@media (max-width:480px){
  .wrap{ padding:0 20px; }
  .name-row{ flex-direction:column; align-items:flex-start; gap:12px; }
  section{ padding:80px 0; }
}