/* =========================================================
   ANASAYFA – İMZA PROJELERİMİZ  (kaydırmalı kart galerisi)
   Beyaz zemin; kurumsal bölümün koyu altına yuvarlak kenarla biner
   (sert kesim yok). Tasarım dili: cyan sol yüz, neon çizgiler,
   mimari ızgara / ışık hatları / pusula / küpler.
   ========================================================= */
.kp {
    --kp-ink: #0b2a4a;
    --kp-text: #3b4d5e;
    --kp-mute: #667b8c;
    --kp-line: rgba(11, 42, 74, .14);
    --kp-neon: #00d9ff;
    --kp-cyan: #25c3fd;
    --kp-ice: #7ae7ff;
    --kp-blue: #0a7fe0;
    --kp-ease: cubic-bezier(.16, 1, .3, 1);
    --kp-pad: max(20px, calc((100vw - 1240px) / 2));
    position: relative;
    z-index: 3;
    margin-top: -36px;                      /* kurumsal bölümün koyu altına biner */
    padding-block: clamp(84px, 9vw, 140px) clamp(80px, 9vw, 130px);
    border-radius: 36px 36px 0 0;
    overflow: hidden;
    color: var(--kp-ink);
    font-family: 'Segoe UI', 'Helvetica Neue', Roboto, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    background:
        radial-gradient(45% 30% at 92% 6%, rgba(0, 190, 255, .10), transparent 70%),
        radial-gradient(40% 30% at 4% 96%, rgba(0, 190, 255, .08), transparent 70%),
        linear-gradient(180deg, #ffffff 0%, #f3f8fc 100%);
    box-shadow: 0 -26px 50px -30px rgba(0, 0, 0, .6);
}
.kp *, .kp *::before, .kp *::after { box-sizing: border-box; }
.kp h2, .kp h3, .kp p, .kp ul, .kp strong { margin: 0; padding: 0; }

/* üst kenarda yumuşak neon ışık hattı */
.kp::after { content: ""; position: absolute; left: 12%; right: 12%; top: 0; height: 2px; z-index: 4; background: linear-gradient(90deg, rgba(0, 217, 255, 0), var(--kp-neon) 50%, rgba(0, 217, 255, 0)); filter: drop-shadow(0 0 6px rgba(0, 217, 255, .85)); }

/* akan mimari ızgara */
.kp::before {
    content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
    background-image: linear-gradient(rgba(11, 42, 74, .055) 1px, transparent 1px), linear-gradient(90deg, rgba(11, 42, 74, .055) 1px, transparent 1px);
    background-size: 96px 96px;
    animation: kpGrid 50s linear infinite;
    -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 90px, #000 calc(100% - 90px), transparent 100%);
    mask-image: linear-gradient(180deg, transparent 0, #000 90px, #000 calc(100% - 90px), transparent 100%);
}
@keyframes kpGrid { to { background-position: 96px 96px, 96px 96px; } }

.kp-wrap { position: relative; z-index: 2; width: min(1240px, 100% - clamp(40px, 8vw, 120px)); margin-inline: auto; }

/* ---------- ARKA PLAN HAREKETİ ---------- */
.kp-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.kp-bg > * { position: absolute; }
.kp-wm { right: -1%; top: clamp(34px, 5vw, 76px); font-size: clamp(90px, 17vw, 260px); font-weight: 200; letter-spacing: .06em; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(11, 42, 74, .09); white-space: nowrap; animation: kpDrift 26s ease-in-out infinite alternate; }
@keyframes kpDrift { from { transform: translateX(50px); } to { transform: translateX(-50px); } }
.kp-beam { left: -30%; width: 160%; top: var(--t); height: 1px; background: var(--kp-line); transform: rotate(-14deg); opacity: .7; }
.kp-beam::after { content: ""; position: absolute; top: 0; height: 100%; width: 22%; background: linear-gradient(90deg, transparent, var(--kp-neon), transparent); filter: drop-shadow(0 0 6px var(--kp-neon)); animation: kpBeam 9s linear infinite; animation-delay: var(--dl); }
@keyframes kpBeam { from { left: -25%; } to { left: 110%; } }
.kp-compass { left: -9%; bottom: -14%; width: clamp(300px, 34vw, 520px); color: var(--kp-ink); opacity: .1; animation: kpSpin 120s linear infinite; }
@keyframes kpSpin { to { transform: rotate(360deg); } }
.kp-cube { width: var(--s); left: var(--x); top: var(--y); color: #1a8fe0; opacity: .32; animation: kpCube 11s ease-in-out infinite alternate; animation-delay: var(--dl); }
@keyframes kpCube { from { transform: translateY(0) rotate(0); } to { transform: translateY(-30px) rotate(14deg); } }

/* ---------- BAŞLIK ---------- */
.kp-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px 48px; flex-wrap: wrap; margin-bottom: clamp(36px, 4vw, 56px); }
.kp-tag { display: flex; align-items: center; gap: 14px; margin-bottom: 26px; font-size: 13px; font-weight: 700; letter-spacing: .3em; text-transform: uppercase; color: var(--kp-blue); }
.kp-tag::before { content: ""; width: 34px; height: 2px; background: var(--kp-cyan); box-shadow: 0 0 8px var(--kp-cyan); }
.kp-h { text-wrap: balance; max-width: 18ch; font-size: clamp(30px, 3.8vw, 54px); font-weight: 300; line-height: 1.1; letter-spacing: -.02em; color: var(--kp-ink); }
.kp-lead { margin-top: 20px; max-width: 48ch; font-size: 17px; font-weight: 300; line-height: 1.7; color: var(--kp-text); }

/* kontroller */
.kp-ctrl { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.kp-count { display: flex; align-items: baseline; gap: 8px; font-variant-numeric: tabular-nums; color: var(--kp-mute); font-size: 14px; letter-spacing: .08em; }
.kp-count b { font-size: 26px; font-weight: 300; color: var(--kp-ink); }
.kp-prog { position: relative; width: clamp(70px, 9vw, 130px); height: 2px; background: var(--kp-line); overflow: hidden; }
.kp-prog i { position: absolute; inset: 0; background: linear-gradient(90deg, var(--kp-cyan), var(--kp-blue)); box-shadow: 0 0 8px var(--kp-cyan); transform: scaleX(.06); transform-origin: left; transition: transform .35s ease; }
.kp-arrows { display: flex; gap: 10px; }
.kp-arrow { all: unset; box-sizing: border-box; display: grid; place-items: center; width: 52px; height: 52px; border: 1.5px solid rgba(11, 42, 74, .2); border-left: 5px solid var(--kp-cyan); border-radius: 4px; background: #fff; color: var(--kp-blue); cursor: pointer; box-shadow: 0 8px 20px -12px rgba(11, 42, 74, .5); transition: background .25s ease, color .25s ease, box-shadow .25s ease, opacity .25s ease, transform .2s ease; }
.kp-arrow svg { width: 20px; height: 20px; }
.kp-arrow:hover:not(:disabled) { background: linear-gradient(90deg, #1aa7ff, #0a7fe0); color: #fff; box-shadow: 0 8px 22px -6px rgba(0, 150, 255, .7); }
.kp-arrow:active:not(:disabled) { transform: scale(.94); }
.kp-arrow:disabled { opacity: .35; cursor: default; }
.kp-arrow:focus-visible { outline: 2px solid var(--kp-blue); outline-offset: 3px; }

.kp-btn { display: inline-flex; align-items: center; padding: 15px 28px 15px 22px; border-radius: 4px; border-left: 6px solid var(--kp-cyan); background: linear-gradient(90deg, #00cfff 0%, #0077c8 100%); box-shadow: 0 4px 16px rgba(0, 207, 255, .4); color: #fff; font-size: 15px; font-weight: 600; text-decoration: none; transition: transform .3s ease, box-shadow .3s ease; }
.kp-btn span::after { content: "→"; margin-left: 12px; display: inline-block; transition: transform .35s var(--kp-ease); }
.kp-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 207, 255, .6); }
.kp-btn:hover span::after { transform: translateX(5px); }
.kp-btn:focus-visible { outline: 2px solid var(--kp-blue); outline-offset: 3px; }

/* ---------- KAYDIRMALI İZ ---------- */
.kp-viewport { position: relative; z-index: 2; }
.kp-track {
    list-style: none;
    display: flex; gap: 20px;
    padding: 18px var(--kp-pad) 40px;
    overflow-x: auto; overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--kp-pad);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    cursor: grab;
    outline: none;
}
.kp-track::-webkit-scrollbar { display: none; }
.kp-track.is-drag { scroll-snap-type: none; cursor: grabbing; user-select: none; }
.kp-track:focus-visible { box-shadow: inset 0 0 0 2px rgba(10, 127, 224, .5); }
.kp-track::after { content: ""; flex: none; width: 1px; }

/* kart */
.kp-card {
    position: relative; flex: none;
    width: clamp(270px, 29vw, 400px);
    aspect-ratio: 4 / 5.2;
    overflow: hidden; scroll-snap-align: start;
    border: 1px solid var(--kp-line); border-left: 5px solid var(--kp-cyan); border-radius: 4px;
    color: #fff;
    background: linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px) 0 0 / 32px 32px, linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px) 0 0 / 32px 32px, #16222d;
    box-shadow: 0 22px 44px -24px rgba(11, 42, 74, .6);
    transition: transform .5s var(--kp-ease), box-shadow .5s ease, opacity 1s ease var(--d, 0ms);
}
.kp-img { position: absolute; inset: 0; }
.kp-img img { width: 100%; height: 100%; object-fit: cover; display: block; user-select: none; -webkit-user-drag: none; filter: saturate(.9) brightness(.9); transition: transform 1.4s var(--kp-ease), filter .6s ease; }
.kp-card::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(3, 8, 14, .08) 0%, rgba(3, 8, 14, .25) 45%, rgba(3, 8, 14, .92) 100%); }
.kp-card::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; z-index: 4; background: var(--kp-neon); box-shadow: 0 0 12px var(--kp-neon); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--kp-ease); }
.kp-card:hover { transform: translateY(-8px); box-shadow: 0 32px 56px -22px rgba(0, 150, 255, .55); }
.kp-card:hover .kp-img img { transform: scale(1.08); filter: saturate(1.05) brightness(1); }
.kp-card:hover::after { transform: scaleX(1); }

.kp-idx { position: absolute; z-index: 3; top: 18px; left: 22px; font-size: 14px; font-weight: 700; letter-spacing: .2em; color: var(--kp-ice); text-shadow: 0 0 10px rgba(0, 217, 255, .8); }

/* hover'da beliren köşe işaretleri + tarama çizgisi */
.kp-brk {
    position: absolute; inset: 14px; z-index: 3; pointer-events: none; opacity: 0; transform: scale(1.04);
    transition: opacity .5s ease, transform .6s var(--kp-ease);
    --c: var(--kp-neon);
    background:
        linear-gradient(var(--c), var(--c)) 0 0 / 26px 2px no-repeat, linear-gradient(var(--c), var(--c)) 0 0 / 2px 26px no-repeat,
        linear-gradient(var(--c), var(--c)) 100% 0 / 26px 2px no-repeat, linear-gradient(var(--c), var(--c)) 100% 0 / 2px 26px no-repeat,
        linear-gradient(var(--c), var(--c)) 0 100% / 26px 2px no-repeat, linear-gradient(var(--c), var(--c)) 0 100% / 2px 26px no-repeat,
        linear-gradient(var(--c), var(--c)) 100% 100% / 26px 2px no-repeat, linear-gradient(var(--c), var(--c)) 100% 100% / 2px 26px no-repeat;
    filter: drop-shadow(0 0 5px rgba(0, 217, 255, .9));
}
.kp-card:hover .kp-brk { opacity: 1; transform: none; }
.kp-scan { position: absolute; left: 0; right: 0; top: 0; height: 80px; z-index: 2; pointer-events: none; opacity: 0; background: linear-gradient(180deg, rgba(0, 217, 255, 0), rgba(0, 217, 255, .2) 85%, rgba(122, 231, 255, .85) 100%); mix-blend-mode: screen; transform: translateY(-100%); }
.kp-card:hover .kp-scan { animation: kpScan 2.2s ease-in-out infinite; }
@keyframes kpScan { 0% { transform: translateY(-100%); opacity: 0; } 15% { opacity: 1; } 100% { transform: translateY(560px); opacity: 0; } }

.kp-info { position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; padding: 26px 26px 30px; }
.kp-label { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 11px; font-weight: 700; letter-spacing: .26em; text-transform: uppercase; color: var(--kp-ice); }
.kp-label::before { content: ""; width: 22px; height: 2px; background: var(--kp-neon); box-shadow: 0 0 8px var(--kp-neon); }
.kp-info h3 { font-size: clamp(24px, 2.3vw, 32px); font-weight: 300; line-height: 1.15; letter-spacing: -.01em; }
.kp-desc { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .6s var(--kp-ease); }
.kp-desc p { overflow: hidden; min-height: 0; font-size: 15px; font-weight: 300; line-height: 1.6; color: #dbe7ee; opacity: 0; transition: opacity .5s ease, padding .5s ease; }
.kp-card:hover .kp-desc { grid-template-rows: 1fr; }
.kp-card:hover .kp-desc p { opacity: 1; padding-top: 10px; }

/* son kart: tüm projeler */
.kp-card--all { border-color: rgba(255, 255, 255, .3); border-left-color: #7ae7ff; background: radial-gradient(70% 90% at 0% 0%, rgba(0, 217, 255, .38), transparent 60%), linear-gradient(135deg, #0c3b6e 0%, #0a5fb8 55%, #0a86d8 100%); box-shadow: 0 26px 50px -26px rgba(10, 95, 184, .8); }
.kp-card--all::before { background: linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px) 0 0 / 40px 40px, linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px) 0 0 / 40px 40px; opacity: .8; }
.kp-card--all a { position: absolute; inset: 0; z-index: 3; display: flex; flex-direction: column; justify-content: flex-end; gap: 14px; padding: 30px; color: #fff; text-decoration: none; }
.kp-all-tag { font-size: 11px; font-weight: 700; letter-spacing: .26em; text-transform: uppercase; color: #cfeeff; }
.kp-card--all strong { max-width: 14ch; font-size: clamp(26px, 2.6vw, 36px); font-weight: 300; line-height: 1.15; letter-spacing: -.01em; }
.kp-card--all i { display: grid; place-items: center; width: 60px; height: 60px; margin-top: 10px; border: 1.5px solid #fff; border-radius: 50%; color: #fff; box-shadow: 0 0 18px rgba(255, 255, 255, .4); transition: background .3s ease, color .3s ease, transform .4s var(--kp-ease); }
.kp-card--all i svg { width: 26px; height: 26px; }
.kp-card--all:hover i { background: #fff; color: #0a5fb8; transform: rotate(45deg); }
.kp-card--all a:focus-visible { outline: 2px solid #fff; outline-offset: -6px; }

/* ---------- AÇILIŞ ANİMASYONLARI (yalnızca .kp-js) ---------- */
.kp-js [data-kp="up"] { opacity: 0; transform: translateY(20px); transition: opacity 1s ease, transform 1s var(--kp-ease); }
.kp-js [data-kp="up"].kp-in { opacity: 1; transform: none; }
.kp-js .kp-ctrl[data-kp="up"] { transition-delay: .15s; }
.kp-js [data-kp="card"] { opacity: 0; transform: translateX(46px); }
.kp-js [data-kp="card"].kp-in { opacity: 1; transform: none; transition: opacity 1s ease var(--d, 0ms), transform .9s var(--kp-ease) var(--d, 0ms), box-shadow .5s ease; }
.kp-js [data-kp="card"].kp-in:hover { transform: translateY(-8px); transition-delay: 0s, 0s, 0s; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1000px) {
    .kp-compass { display: none; }
    .kp-head { align-items: flex-start; }
}
@media (max-width: 700px) {
    .kp { --kp-pad: 16px; margin-top: -28px; border-radius: 28px 28px 0 0; padding-block: 76px 72px; }
    .kp-wrap { width: calc(100% - 32px); }
    .kp-head { gap: 26px; }
    .kp-lead { font-size: 16px; }
    .kp-ctrl { width: 100%; justify-content: space-between; gap: 14px; }
    .kp-prog { display: none; }
    .kp-btn { flex: 1 1 100%; justify-content: center; order: 3; }
    .kp-card { width: 78vw; max-width: 340px; }
    .kp-cube { display: none; }
    .kp-track { gap: 14px; }
    /* dokunmatikte açıklama hep görünür */
    .kp-desc { grid-template-rows: 1fr; }
    .kp-desc p { opacity: 1; padding-top: 10px; }
}
@media (hover: none) {
    .kp-desc { grid-template-rows: 1fr; }
    .kp-desc p { opacity: 1; padding-top: 10px; }
}
@media (prefers-reduced-motion: reduce) {
    .kp *, .kp *::before, .kp *::after { transition-duration: .01ms !important; animation: none !important; }
    .kp-track { scroll-behavior: auto; }
}