/* vme.tekbim.com — tekbim.com tasarım dilini izler: Poppins, koyu mürekkep + yeşil vurgu, hap biçimli düğmeler. */
:root {
  --ink: #231f20;
  --accent: #00af91;
  --accent-dark: #009a80;
  --muted: #6b7280;
  --surface: #f4f6f6;
  --line: #e6e9e9;
  --white: #fff;
  --radius: 1rem;
  --font: "Poppins", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
[hidden] { display: none !important; }

.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.icon { width: 28px; height: 28px; color: var(--accent); flex: none; }

/* Düğmeler */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 13px 24px; border-radius: 999px; border: 1.5px solid transparent; font: 500 14px/1.2 var(--font); cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .2s; white-space: nowrap; }
.btn .icon { width: 16px; height: 16px; color: currentColor; transition: transform .2s; }
.btn:hover .icon { transform: translate(2px, -2px); }
.btn--accent { background: var(--accent); color: #fff; }
.btn--accent:hover { background: var(--accent-dark); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: var(--accent); }
.btn--glass { border-color: rgba(255,255,255,.4); background: rgba(255,255,255,.1); color: #fff; backdrop-filter: blur(6px); }
.btn--glass:hover { background: #fff; color: var(--ink); }
.btn--ghost { border-color: rgba(255,255,255,.3); background: none; color: #fff; }
.btn--sm { padding: 9px 16px; font-size: 13px; }
.btn:disabled { opacity: .6; cursor: progress; }

.pill { display: inline-flex; padding: 9px 22px; border: 1.5px solid var(--accent); border-radius: 999px; color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .28em; text-transform: uppercase; color: rgba(255,255,255,.8); }
.eyebrow--line::before { content: ""; display: inline-block; width: 36px; height: 2px; margin-right: 14px; background: var(--accent); vertical-align: middle; }

/* Üst menü */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; height: 88px; padding: 0 40px; transition: background .25s, height .25s, box-shadow .25s; }
.nav.is-stuck, .nav.is-open { background: rgba(35,31,32,.94); backdrop-filter: blur(10px); height: 68px; box-shadow: 0 1px 0 rgba(255,255,255,.08); }
.nav__logo img { height: 34px; width: auto; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a:not(.btn) { font-size: 14px; font-weight: 500; color: rgba(255,255,255,.85); transition: color .2s; }
.nav__links a:not(.btn):hover { color: #fff; }
.nav__links .btn { padding: 10px 20px; }
.nav__toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid rgba(255,255,255,.4); border-radius: 8px; background: none; cursor: pointer; }
.nav__toggle span { display: block; width: 18px; height: 2px; margin: 4px auto; background: #fff; border-radius: 2px; }

/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; background: var(--ink); color: #fff; }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(35,31,32,.72), rgba(35,31,32,.5) 45%, rgba(35,31,32,.88)); }
.hero__body { position: relative; padding-top: 140px; padding-bottom: 160px; }
.hero h1 { margin-top: 26px; font-size: clamp(2.4rem, 7.2vw, 6rem); font-weight: 700; line-height: 1.12; letter-spacing: -.02em; }
.hero h1 span { color: var(--accent); }
.hero__lead { margin-top: 28px; max-width: 600px; font-size: clamp(1rem, 1.4vw, 1.15rem); font-weight: 500; color: rgba(255,255,255,.85); line-height: 1.5; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

/* Etkinlik şeridi */
.eventbar { position: relative; z-index: 5; display: grid; grid-template-columns: repeat(3, 1fr) 1.15fr; margin-top: -64px; background: #fff; border-radius: var(--radius); box-shadow: 0 18px 50px rgba(35,31,32,.16); overflow: hidden; }
.eventbar__item { display: flex; align-items: center; gap: 16px; padding: 26px 28px; border-right: 1px solid var(--line); }
.eventbar small { display: block; font-size: 11px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); }
.eventbar strong { display: block; font-size: 1.25rem; font-weight: 700; line-height: 1.3; }
.eventbar span { font-size: 14px; color: var(--muted); }
.eventbar__cta { padding: 26px 28px; background: var(--ink); color: #fff; transition: background .2s; }
.eventbar__cta small { color: var(--accent); }
.eventbar__cta span { display: inline-flex; align-items: center; gap: 6px; color: rgba(255,255,255,.8); }
.eventbar__cta .icon { width: 16px; height: 16px; color: currentColor; }
.eventbar:hover .eventbar__cta { background: var(--accent); }
.eventbar:hover .eventbar__cta small { color: #fff; }

/* Bölümler */
.section { padding: 112px 0; scroll-margin-top: 60px; }
.section--ink { background: var(--ink); color: #fff; }
.section--surface { background: var(--surface); }
.section h2 { margin-top: 20px; font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 700; line-height: 1.18; letter-spacing: -.02em; }
.section h2 em { font-style: normal; color: var(--accent); }
.lead { margin-top: 20px; max-width: 34rem; color: var(--muted); }
.lead strong { color: var(--ink); font-weight: 600; }
.section--ink .lead { color: rgba(255,255,255,.7); }
.section__head { max-width: 46rem; margin-bottom: 56px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.split--center { align-items: center; }
.split > div > .btn { margin-top: 30px; }

.quad { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-content: center; }
.quad h3, .card h3 { margin-top: 16px; font-size: 1.1rem; font-weight: 600; }
.quad p, .card p { margin-top: 8px; font-size: 14px; color: var(--muted); }
.quad p strong { color: var(--ink); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card { padding: 28px; border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); background: rgba(255,255,255,.04); transition: border-color .25s, transform .25s, background .25s; }
.card:hover { border-color: var(--accent); transform: translateY(-4px); }
.card p { color: rgba(255,255,255,.65); }
.cards--light .card { border-color: var(--line); background: #fff; }
.cards--light .card:hover { border-color: var(--accent); box-shadow: 0 14px 34px rgba(35,31,32,.07); }
.cards--light .card p { color: var(--muted); }

/* Geçiş bölümü */
.focus { margin-top: 32px; border-top: 1px solid var(--line); }
.focus li { padding: 18px 0; border-bottom: 1px solid var(--line); }
.focus strong { display: block; font-weight: 700; color: var(--accent); }
.focus span { font-size: 14px; color: var(--muted); }

.migrate { padding: 40px; border-radius: 1.5rem; background: var(--ink); background-image: radial-gradient(circle at 80% 0, rgba(0,175,145,.22), transparent 60%); }
.migrate__label { margin: 0 0 12px; font-size: 11px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: rgba(255,255,255,.5); }
.migrate__label--accent { color: var(--accent); }
.rack { display: flex; gap: 8px; margin-bottom: 10px; padding: 10px 14px; border: 1px solid var(--accent); border-radius: 8px; }
.rack i { flex: 1; height: 14px; border-radius: 3px; background: var(--accent); }
.rack i.off { background: rgba(255,255,255,.08); }
.rack--old { border-color: rgba(255,255,255,.25); }
.rack--old i { background: rgba(255,255,255,.4); }
.migrate__flow { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 14px 0 22px; }
.migrate__flow b { width: 22px; height: 12px; border-radius: 3px; background: var(--accent); animation: drop 1.8s infinite; }
.migrate__flow b:nth-child(1) { opacity: .3; }
.migrate__flow b:nth-child(2) { animation-delay: .25s; }
.migrate__flow b:nth-child(3) { animation-delay: .5s; }
@keyframes drop { 0%, 100% { opacity: .2; transform: translateY(-3px); } 50% { opacity: 1; transform: translateY(3px); } }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--line); }
.steps span { font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.steps strong { display: block; margin-top: 4px; font-weight: 600; }
.steps p { font-size: 14px; color: var(--muted); }

/* Etkinlik */
.facts { display: grid; gap: 12px; margin-top: 28px; }
.facts li { display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.7); }
.facts strong { margin-right: 6px; color: #fff; font-weight: 600; }
.facts .icon { width: 22px; height: 22px; }
.sub { margin: 48px 0 8px; font-size: 12px; font-weight: 600; letter-spacing: .28em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.agenda > li { display: flex; gap: 22px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.agenda > li > span { width: 40px; flex: none; font-size: 1.35rem; font-weight: 700; color: var(--accent); line-height: 1.3; }
.agenda strong { font-size: 1.05rem; font-weight: 600; }
.agenda ul { margin-top: 6px; }
.agenda ul li { position: relative; padding-left: 16px; font-size: 14px; color: rgba(255,255,255,.7); }
.agenda ul li::before { content: ""; position: absolute; left: 0; top: .65em; width: 5px; height: 5px; background: var(--accent); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chips li { padding: 8px 16px; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; font-size: 13px; color: rgba(255,255,255,.85); }

/* Formlar */
.form { display: grid; gap: 16px; align-content: start; padding: 36px; border: 1px solid var(--line); border-radius: 1.5rem; background: #fff; }
.form h3 { font-size: 1.5rem; font-weight: 700; }
.form h1 { font-size: 1.4rem; }
.form__hint { font-size: 14px; color: var(--muted); }
.form label { display: grid; gap: 6px; font-size: 13px; font-weight: 500; }
.form input:not([type=checkbox]), .form textarea, .form select { width: 100%; padding: 13px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: inherit; font: 400 15px/1.4 var(--font); transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,175,145,.2); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form .form__check { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; color: var(--muted); line-height: 1.5; }
.form__check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--accent); flex: none; }
.form__trap { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn { justify-self: start; }
.form__status { min-height: 1.4em; font-size: 14px; font-weight: 500; color: var(--muted); }
.form__status:empty { display: none; }
.form__status.is-ok { padding: 12px 16px; border-radius: 12px; background: rgba(0,175,145,.14); color: var(--accent-dark); }
.form__status.is-error { padding: 12px 16px; border-radius: 12px; background: rgba(220,38,38,.1); color: #c62828; }
.form--dark { border-color: rgba(255,255,255,.12); background: rgba(255,255,255,.05); color: #fff; }
.form--dark .form__hint, .form--dark .form__check { color: rgba(255,255,255,.65); }
.form--dark input:not([type=checkbox]), .form--dark textarea { border-color: rgba(255,255,255,.14); background: rgba(255,255,255,.06); }
.form--dark ::placeholder { color: rgba(255,255,255,.4); }
.form--dark .form__status.is-ok { color: #5fe0c8; }
.form--dark .form__status.is-error { background: rgba(248,113,113,.14); color: #fca5a5; }
.form--sticky { position: sticky; top: 92px; }

/* SSS */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; font-weight: 400; line-height: 1; color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { padding: 0 40px 24px 0; font-size: 15px; color: var(--muted); }

/* İletişim */
.contact { display: grid; gap: 18px; margin-top: 32px; }
.contact li { display: flex; gap: 14px; align-items: flex-start; font-size: 15px; }
.contact .icon { width: 22px; height: 22px; margin-top: 2px; }
.contact a { font-weight: 600; }
.contact a:hover { color: var(--accent); }
.contact strong { display: block; }
.contact span { color: var(--muted); }
.contact span strong { color: var(--ink); }

/* Alt bilgi */
.footer { padding: 72px 0 32px; background: var(--ink); color: rgba(255,255,255,.7); font-size: 14px; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
.footer__logo { height: 34px; width: auto; margin-bottom: 20px; }
.footer p { max-width: 26rem; }
.footer h4 { margin-bottom: 14px; font-size: 12px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: #fff; }
.footer a { display: block; padding: 4px 0; transition: color .2s; }
.footer a:hover { color: var(--accent); }
.footer__legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 40px; margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12px; color: rgba(255,255,255,.45); }

/* Belirme animasyonu */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .migrate__flow b { animation: none; }
}

/* Yönetim paneli */
.admin { min-height: 100vh; background: var(--surface); }
.admin-login { min-height: 100vh; display: grid; place-content: center; justify-items: center; gap: 32px; padding: 24px; background: var(--ink); }
.admin-login .form { width: min(380px, 88vw); }
.admin-bar { display: flex; align-items: center; gap: 32px; padding: 14px 28px; background: var(--ink); color: #fff; }
.admin-bar nav { display: flex; gap: 6px; flex: 1; flex-wrap: wrap; }
.admin-bar nav a { padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.7); }
.admin-bar nav a.is-active { background: var(--accent); color: #fff; }
.admin-main { max-width: 1320px; margin: 0 auto; padding: 36px 24px 80px; }
.admin-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 24px; }
.admin-head h1 { font-size: 1.6rem; line-height: 1.25; }
.admin-head p { color: var(--muted); }
.admin-head strong { color: var(--accent-dark); }
.admin-tools { display: flex; gap: 10px; flex-wrap: wrap; }
.admin-tools input { padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font: 400 14px var(--font); min-width: 220px; }
.admin-add { margin-bottom: 20px; padding: 16px 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.admin-add summary { font-weight: 600; color: var(--accent-dark); cursor: pointer; }
.admin-add__form { grid-template-columns: repeat(3, 1fr); padding: 20px 0 4px; border: 0; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { padding: 14px 16px; background: var(--ink); color: #fff; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; text-align: left; white-space: nowrap; }
.table td { padding: 14px 16px; border-top: 1px solid var(--line); vertical-align: top; }
.table small { color: var(--muted); }
.table a { color: var(--accent-dark); }
.table__note { max-width: 280px; color: var(--muted); }
.table__empty { padding: 48px !important; text-align: center; color: var(--muted); }
.table__actions form { display: flex; gap: 14px; justify-content: flex-end; white-space: nowrap; }
.table tr.is-done td { background: rgba(0,175,145,.07); }
.tag { margin-left: 6px; padding: 2px 8px; border-radius: 999px; background: var(--surface); font-size: 11px; color: var(--muted); }
.link { padding: 0; border: 0; background: none; font: 500 13px var(--font); color: var(--accent-dark); cursor: pointer; }
.link:hover { text-decoration: underline; }
.link--danger { color: #c62828; }

/* Duyarlı düzen */
@media (max-width: 1080px) {
  .nav { padding: 0 24px; height: 72px; }
  .nav__toggle { display: block; }
  .nav__links { position: absolute; top: 100%; left: 0; right: 0; display: none; flex-direction: column; align-items: flex-start; gap: 4px; padding: 16px 24px 28px; background: rgba(35,31,32,.97); }
  .nav.is-open .nav__links { display: flex; }
  .nav__links a:not(.btn) { padding: 10px 0; font-size: 16px; }
  .nav__links .btn { margin-top: 10px; }
  .split { grid-template-columns: 1fr; gap: 48px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .eventbar { grid-template-columns: repeat(3, 1fr); }
  .eventbar__cta { grid-column: 1 / -1; }
  .form--sticky { position: static; }
  .admin-add__form { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .container { padding: 0 16px; }
  .section { padding: 72px 0; }
  .hero__body { padding-top: 110px; padding-bottom: 120px; }
  .eyebrow { letter-spacing: .16em; font-size: 11px; }
  .eventbar { grid-template-columns: 1fr; margin-top: -48px; }
  .eventbar__item { padding: 18px 22px; border-right: 0; border-bottom: 1px solid var(--line); }
  .eventbar__cta { padding: 20px 22px; }
  .quad { gap: 28px 20px; }
  .cards, .cards--3, .steps { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .form { padding: 24px; }
  .form__row { grid-template-columns: 1fr; }
  .migrate { padding: 24px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .faq p { padding-right: 0; }
  .admin-bar { flex-wrap: wrap; gap: 12px; padding: 12px 16px; }
  .admin-add__form { grid-template-columns: 1fr; }
}

/* Alt sayfalar: etkinlik listesi ve etkinlik sayfası */
.hero--sub { min-height: 0; }
.hero--sub:not(:has(.hero__video)) { background-image: radial-gradient(circle at 85% 0, rgba(0,175,145,.28), transparent 55%); }
.hero--sub .hero__body { padding-top: 170px; padding-bottom: 130px; }
.hero--sub:not(:has(.hero__video)) .hero__body { padding-bottom: 90px; }
.hero--sub h1 { max-width: 20ch; font-size: clamp(2.1rem, 5vw, 4rem); line-height: 1.15; }
.hero__back { display: inline-block; margin-bottom: 26px; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.7); transition: color .2s; }
.hero__back:hover { color: #fff; }
.facts + .hero__cta { margin-top: 36px; }
.agenda--top { margin-top: 28px; }
.cards--plain .card h3 { margin-top: 0; color: var(--accent); }
.section__head--gap { margin-top: 80px; }
.pill--muted { border-color: var(--line); color: var(--muted); }

.events { display: grid; gap: 20px; }
.events__empty { color: var(--muted); }
.events__empty a { color: var(--accent-dark); font-weight: 600; }
.event-card { display: grid; grid-template-columns: 150px 1fr auto; align-items: center; gap: 36px; padding: 32px; border: 1px solid var(--line); border-radius: 1.5rem; background: #fff; transition: border-color .25s, box-shadow .25s, transform .25s; }
.event-card:hover { border-color: var(--accent); box-shadow: 0 14px 34px rgba(35,31,32,.08); transform: translateY(-3px); }
.event-card__date { padding: 22px 12px; border-radius: var(--radius); background: var(--ink); color: #fff; text-align: center; }
.event-card__date strong { display: block; font-size: 2.6rem; font-weight: 700; line-height: 1; color: var(--accent); }
.event-card__date span { display: block; margin-top: 6px; font-weight: 600; }
.event-card__date small { font-size: 12px; color: rgba(255,255,255,.6); }
.event-card__body > small { font-size: 11px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--accent); }
.event-card h3 { margin-top: 6px; font-size: 1.35rem; font-weight: 700; line-height: 1.3; }
.event-card p { margin-top: 8px; font-size: 14px; color: var(--muted); }
.event-card ul { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 14px; font-size: 14px; font-weight: 500; }
.event-card li { display: flex; align-items: center; gap: 8px; }
.event-card li .icon { width: 18px; height: 18px; }
.event-card.is-past { opacity: .75; }
.event-card.is-past .event-card__date strong { color: #fff; }

.admin-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.admin-filter a { padding: 7px 16px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: 13px; font-weight: 500; color: var(--muted); }
.admin-filter a.is-active { border-color: var(--ink); background: var(--ink); color: #fff; }

@media (max-width: 1080px) {
  .event-card { grid-template-columns: 120px 1fr; }
  .event-card .btn { grid-column: 2; justify-self: start; }
}
@media (max-width: 680px) {
  .hero--sub .hero__body { padding-top: 120px; padding-bottom: 110px; }
  .event-card { grid-template-columns: 1fr; gap: 20px; padding: 22px; }
  .event-card__date { display: flex; align-items: baseline; justify-content: center; gap: 10px; padding: 14px; }
  .event-card__date strong { font-size: 1.8rem; }
  .event-card__date span { margin: 0; }
  .event-card .btn { grid-column: 1; }
}