/* Roy Bilişim — ortak stil dosyası */
:root {
    --bg: #060A13;
    --bg2: #0B1220;
    --line: rgba(255,255,255,.09);
    --line2: rgba(255,255,255,.16);
    --text: #E8ECF3;
    --dim: #9AA4B5;
    --soft: #C9D1DE;
    --red: #D33636;
    --red-hi: #F06060;
    --red-ink: #B42B2B;
    --red-tint: #FDECEC;
    --green: #22C55E;
    --amber: #F59E0B;
    --paper: #F4F5F8;
    --paper2: #F8F9FB;
    --ink: #0B1220;
    --ink-2: #374151;
    --ink-dim: #4B5563;
    --ink-line: #E3E6EC;
    --shadow: 0 1px 2px rgba(11,18,32,.04), 0 8px 24px -14px rgba(11,18,32,.12);
    --shadow-lg: 0 30px 60px -30px rgba(11,18,32,.28);
    --header-h: 76px;
    --display: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;
    --body: 'Plus Jakarta Sans', system-ui, sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body { font-family: var(--body); background: #fff; color: var(--ink); line-height: 1.6; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.02em; line-height: 1.12; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 6px; }
.dark :focus-visible { outline-color: var(--red-hi); }

.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.ic { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.dark { background: var(--bg); color: var(--text); }
.white { background: #fff; }
.light { background: var(--paper); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; height: 52px; padding: 0 1.6rem; border-radius: 12px; font: 600 .98rem var(--body); border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: transform .2s, box-shadow .3s, background .3s, border-color .3s, color .3s; }
.btn .ic { width: 18px; height: 18px; stroke-width: 2; }
.btn-red { background: linear-gradient(180deg, #E04444, #C42E2E); color: #fff; box-shadow: 0 12px 30px -12px rgba(211,54,54,.7), inset 0 1px 0 rgba(255,255,255,.22); }
.btn-red:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -14px rgba(211,54,54,.85), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-ghost { background: rgba(255,255,255,.05); border-color: var(--line2); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.3); }
.btn-line { background: #fff; border-color: var(--ink-line); color: var(--ink); }
.btn-line:hover { border-color: var(--red); color: var(--red-ink); }
.btn-white { background: #fff; color: #8E1F1F; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(0,0,0,.45); }
.btn-glass { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.35); color: #fff; }
.btn-glass:hover { background: rgba(255,255,255,.2); }
.btn-sm { height: 42px; padding: 0 1.1rem; font-size: .9rem; border-radius: 10px; }

/* ---------- Section heads ---------- */
.section { position: relative; padding: 6.5rem 0; }
.eyebrow { display: inline-flex; align-items: center; gap: .6rem; font: 500 .78rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--red-ink); }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.dark .eyebrow { color: var(--red-hi); }
.sec-head { max-width: 720px; margin-bottom: 3.25rem; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-title { font-size: clamp(2rem, 3.6vw, 2.9rem); font-weight: 700; margin: .9rem 0 1rem; }
.sec-sub { font-size: 1.1rem; color: var(--ink-dim); }
.dark .sec-sub { color: var(--dim); }

/* ---------- Header ---------- */
.site-header { position: fixed; inset: 0 0 auto 0; height: var(--header-h); z-index: 1000; color: #fff; border-bottom: 1px solid transparent; transition: background .3s, border-color .3s, box-shadow .3s, color .3s; }
.site-header.scrolled, .site-header.menu-open { background: rgba(255,255,255,.96); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border-bottom-color: var(--ink-line); box-shadow: 0 8px 28px -20px rgba(11,18,32,.4); color: var(--ink); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 100%; }
.logo { display: flex; align-items: center; gap: .65rem; font: 700 1.3rem var(--display); letter-spacing: -.01em; white-space: nowrap; color: inherit; }
.logo-mark { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(145deg, #E54848, #A92525); color: #fff; font-size: 1.15rem; box-shadow: 0 6px 18px -6px rgba(211,54,54,.8), inset 0 1px 0 rgba(255,255,255,.25); }
.logo b { color: var(--red-hi); font-weight: 700; }
.scrolled .logo b, .menu-open .logo b { color: var(--red); }

.nav > ul { display: flex; gap: .15rem; }
.nav > ul > li { position: relative; }
.nav > ul > li > a { display: flex; align-items: center; gap: .3rem; padding: .6rem .85rem; border-radius: 10px; font-size: .94rem; font-weight: 500; color: rgba(255,255,255,.85); white-space: nowrap; transition: color .2s, background .2s; }
.nav > ul > li > a:hover, .nav > ul > li > a[aria-current="true"] { color: #fff; background: rgba(255,255,255,.08); }
.scrolled .nav > ul > li > a { color: #334155; }
.scrolled .nav > ul > li > a:hover, .scrolled .nav > ul > li > a[aria-current="true"] { color: var(--ink); background: #F1F3F6; }
.nav .chev { width: 14px; height: 14px; stroke-width: 2; }

.dropdown { position: absolute; top: calc(100% + 10px); left: -.5rem; min-width: 290px; padding: .6rem; background: #fff; color: var(--ink); border: 1px solid var(--ink-line); border-radius: 16px; box-shadow: 0 30px 60px -20px rgba(11,18,32,.35); opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .22s, transform .22s, visibility .22s; }
.dropdown::before { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 14px; }
.has-dd:hover .dropdown, .has-dd:focus-within .dropdown { opacity: 1; visibility: visible; transform: none; }
.dropdown.mega { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .5rem; width: 620px; }
.dd-title { padding: .55rem .75rem .35rem; font: 500 .7rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #6B7280; }
.dropdown a { display: flex; align-items: center; gap: .7rem; padding: .55rem .75rem; border-radius: 10px; font-size: .92rem; font-weight: 500; color: #334155; }
.dropdown a .ic { width: 18px; height: 18px; color: var(--red); }
.dropdown a:hover, .dropdown a[aria-current="page"] { background: #F5F6F8; color: var(--ink); }

.header-cta { display: flex; align-items: center; gap: .9rem; }
.header-phone { display: flex; align-items: center; gap: .5rem; font-weight: 600; font-size: .95rem; white-space: nowrap; }
.header-phone .ic { width: 18px; height: 18px; color: var(--red-hi); }
.scrolled .header-phone .ic { color: var(--red); }
.burger { display: none; place-items: center; width: 44px; height: 44px; border-radius: 10px; border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.06); color: #fff; cursor: pointer; }
.scrolled .burger, .menu-open .burger { border-color: var(--ink-line); background: #fff; color: var(--ink); }
.burger .ic { width: 22px; height: 22px; }
.burger .i-close { display: none; }
.burger[aria-expanded="true"] .i-open { display: none; }
.burger[aria-expanded="true"] .i-close { display: block; }

.mnav { position: fixed; inset: var(--header-h) 0 0 0; z-index: 999; background: #fff; color: var(--ink); padding: .5rem 24px 2.5rem; overflow-y: auto; transform: translateX(100%); visibility: hidden; transition: transform .3s ease, visibility .3s; }
.mnav.open { transform: none; visibility: visible; }
.m-link { display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 1rem 0; border: 0; border-bottom: 1px solid var(--ink-line); background: none; color: var(--ink); font: 600 1.08rem var(--body); text-align: left; cursor: pointer; }
.m-link .ic { width: 18px; height: 18px; transition: transform .25s; color: var(--red); }
.m-sub { display: none; padding: .3rem 0 .8rem .6rem; }
.open-sub .m-sub { display: block; }
.open-sub > .m-link .ic { transform: rotate(180deg); }
.m-sub a { display: block; padding: .5rem 0; color: var(--ink-dim); }
.m-sub a[aria-current="page"] { color: var(--red-ink); font-weight: 600; }
.m-sub .dd-title { padding: .8rem 0 .2rem; }
.m-actions { display: grid; gap: .75rem; margin-top: 1.75rem; }

/* ---------- Dark hero & banners ---------- */
.hero-grid { position: absolute; inset: 0; z-index: -2; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 15%, #000 30%, transparent 80%); mask-image: radial-gradient(ellipse 80% 70% at 50% 15%, #000 30%, transparent 80%); }
.glow { position: absolute; z-index: -1; border-radius: 50%; pointer-events: none; }
.glow-red { width: 1000px; height: 1000px; right: -300px; top: -520px; background: radial-gradient(circle, rgba(211,54,54,.32), rgba(211,54,54,0) 62%); }
.glow-blue { width: 900px; height: 900px; left: -420px; bottom: -560px; background: radial-gradient(circle, rgba(59,99,190,.22), transparent 62%); }

.hero { position: relative; isolation: isolate; overflow: hidden; padding: calc(var(--header-h) + 5.5rem) 0 6rem; }
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 4.5rem; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: .6rem; padding: .45rem .95rem .45rem .7rem; border: 1px solid var(--line2); border-radius: 999px; background: rgba(255,255,255,.04); font-size: .85rem; color: var(--soft); }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(34,197,94,.18); animation: blink 2s infinite; }
.hero h1 { font-size: clamp(2.5rem, 5.3vw, 4.35rem); font-weight: 700; line-height: 1.03; letter-spacing: -.035em; margin: 1.5rem 0; color: #fff; }
.grad { background: linear-gradient(92deg, #FF8080 0%, #E23D3D 48%, #FFB199 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lead { max-width: 560px; margin-bottom: 2.3rem; font-size: 1.18rem; color: var(--dim); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero-checks { display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; margin-top: 2.1rem; font-size: .92rem; color: var(--soft); }
.hero-checks li { display: flex; align-items: center; gap: .45rem; }
.hero-checks .ic { width: 18px; height: 18px; color: var(--green); stroke-width: 2; }

.visual { position: relative; }
.dash { position: relative; overflow: hidden; border-radius: 22px; border: 1px solid var(--line2); background: linear-gradient(180deg, rgba(24,33,54,.92), rgba(11,17,31,.95)); box-shadow: 0 50px 110px -35px rgba(0,0,0,.9), inset 0 1px 0 rgba(255,255,255,.05); transform: perspective(1400px) rotateY(-9deg) rotateX(4deg); transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.visual:hover .dash { transform: perspective(1400px) rotateY(-3deg) rotateX(1.5deg); }
.dash-top { display: flex; align-items: center; gap: .8rem; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); font-size: .86rem; }
.dots { display: flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: #2A3550; }
.dots i:nth-child(1) { background: #E5484D; } .dots i:nth-child(2) { background: #F5A524; } .dots i:nth-child(3) { background: #30A46C; }
.dash-title { font-weight: 600; color: #fff; }
.dash-status { margin-left: auto; display: flex; align-items: center; gap: .45rem; font: 500 .7rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #86EFAC; }
.dash-body { padding: 1.2rem; }
.svc { display: flex; align-items: center; gap: .8rem; padding: .78rem .9rem; margin-bottom: .6rem; border-radius: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.03); font-size: .92rem; color: var(--soft); }
.svc .ic { width: 20px; height: 20px; color: #8FA0BC; }
.st { margin-left: auto; display: flex; align-items: center; gap: .45rem; font: 500 .74rem var(--mono); color: #A7F3C0; white-space: nowrap; }
.st::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.st.warn { color: #FCD58A; }
.st.warn::before { background: var(--amber); box-shadow: 0 0 10px var(--amber); }
.uptime { margin-top: 1rem; padding: 1rem .9rem; border-radius: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.03); }
.uptime-head { display: flex; justify-content: space-between; margin-bottom: .75rem; font-size: .8rem; color: var(--dim); }
.uptime-head b { font: 500 .8rem var(--mono); color: #fff; }
.bars { display: grid; grid-template-columns: repeat(30, 1fr); gap: 3px; height: 34px; align-items: end; }
.bars i { display: block; height: 100%; border-radius: 2px; background: linear-gradient(180deg, #34D399, #16A34A); opacity: .9; }
.bars i.dip { height: 64%; background: linear-gradient(180deg, #FBBF24, #D97706); }
.float { position: absolute; display: flex; align-items: center; gap: .75rem; padding: .8rem 1rem; border-radius: 14px; border: 1px solid var(--line2); background: rgba(15,23,40,.97); box-shadow: 0 24px 50px -20px rgba(0,0,0,.85); font-size: .86rem; color: #fff; animation: floaty 6s ease-in-out infinite; }
.float small { display: block; font-size: .75rem; color: var(--dim); }
.fi { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: rgba(34,197,94,.14); color: #4ADE80; }
.fi .ic { width: 20px; height: 20px; }
.f1 { left: -2.75rem; bottom: -1.75rem; }
.f2 { right: -1.5rem; top: -1.4rem; animation-delay: -3s; }
.f2 .fi { background: rgba(211,54,54,.16); color: var(--red-hi); }

.page-banner { position: relative; isolation: isolate; overflow: hidden; padding: calc(var(--header-h) + 3.75rem) 0 4.25rem; }
.banner-inner { position: relative; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; margin-bottom: 1.5rem; font-size: .86rem; color: var(--dim); }
.crumbs a:hover { color: #fff; }
.crumbs .sep { opacity: .45; }
.crumbs [aria-current] { color: var(--soft); }
.page-banner h1 { max-width: 780px; margin: .85rem 0 1.1rem; font-size: clamp(2.2rem, 4.4vw, 3.5rem); font-weight: 700; letter-spacing: -.03em; color: #fff; }
.page-banner .lead { max-width: 660px; font-size: 1.15rem; color: var(--dim); }
.banner-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.banner-icon { position: absolute; right: 2%; top: 50%; width: 210px; height: 210px; transform: translateY(-50%) rotate(-6deg); border-radius: 48px; display: grid; place-items: center; background: linear-gradient(145deg, rgba(211,54,54,.24), rgba(211,54,54,.04)); border: 1px solid rgba(240,96,96,.25); box-shadow: 0 40px 80px -40px rgba(211,54,54,.6); color: #FF8A8A; }
.banner-icon .ic { width: 92px; height: 92px; stroke-width: 1.1; }

/* ---------- Brand marquee ---------- */
.brands { padding: 1.7rem 0; border-bottom: 1px solid var(--ink-line); background: #fff; }
.brands-label { margin-bottom: 1.1rem; text-align: center; font: 500 .74rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #6B7280; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 45s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { padding-right: 3.5rem; font: 600 1.35rem var(--display); letter-spacing: -.01em; color: #6B7280; white-space: nowrap; }

/* ---------- Services bento ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: minmax(240px, auto); gap: 1.1rem; }
.tile { position: relative; display: flex; flex-direction: column; padding: 1.8rem; overflow: hidden; border-radius: 22px; border: 1px solid var(--ink-line); background: #fff; box-shadow: var(--shadow); transition: border-color .3s, transform .3s, box-shadow .3s; }
.tile::before { content: ""; position: absolute; inset: 0; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(211,54,54,.08), transparent 45%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.tile:hover { border-color: rgba(211,54,54,.35); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.tile:hover::before { opacity: 1; }
.tile > * { position: relative; z-index: 1; }
.t-icon { width: 48px; height: 48px; margin-bottom: 1.3rem; border-radius: 14px; display: grid; place-items: center; background: var(--red-tint); border: 1px solid #F7D4D4; color: var(--red); }
.tile h3 { margin-bottom: .6rem; font-size: 1.35rem; font-weight: 600; color: var(--ink); }
.tile p { font-size: .95rem; color: var(--ink-dim); }
.tile .t-link { position: static; margin-top: auto; padding-top: 1.4rem; display: inline-flex; align-items: center; gap: .45rem; font-weight: 600; font-size: .92rem; color: var(--red-ink); }
.t-link::after { content: ""; position: absolute; inset: 0; z-index: 2; border-radius: inherit; }
.t-link .ic { width: 16px; height: 16px; stroke-width: 2; transition: transform .25s; }
.tile:hover .t-link .ic { transform: translateX(4px); }
.t-feature { grid-column: span 2; grid-row: span 2; padding: 2.4rem; border-color: #0B1220; background: radial-gradient(120% 90% at 100% 0%, rgba(211,54,54,.3), transparent 55%), linear-gradient(160deg, #111B30, #0B1220); color: #fff; }
.t-feature::before { background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(240,96,96,.16), transparent 45%); }
.t-feature h3 { max-width: 460px; font-size: clamp(1.7rem, 2.6vw, 2.35rem); font-weight: 700; color: #fff; }
.t-feature p { max-width: 480px; font-size: 1.05rem; color: var(--dim); }
.t-feature .t-icon { background: rgba(211,54,54,.2); border-color: rgba(240,96,96,.35); color: #FF8A8A; }
.t-feature .t-link { color: var(--red-hi); }
.checks { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem 1.25rem; margin-top: 1.7rem; }
.checks li { display: flex; align-items: flex-start; gap: .6rem; font-size: .95rem; color: #D5DBE6; }
.checks .ic { width: 20px; height: 20px; margin-top: 2px; color: #4ADE80; stroke-width: 2; }
.tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.8rem; }
.tags span { padding: .4rem .8rem; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.05); font: 500 .76rem var(--mono); color: var(--soft); }
.tile .watermark { position: absolute; right: -.4rem; bottom: -2.4rem; z-index: 0; font: 700 10rem/1 var(--display); color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.07); pointer-events: none; }
.t-wide { grid-column: span 2; }
.t-sec { border-color: #F3D6D6; background: linear-gradient(135deg, #FFF3F3 0%, #fff 65%); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.2rem; }
.chip { position: relative; z-index: 3; display: inline-flex; align-items: center; gap: .4rem; padding: .5rem .9rem; border-radius: 999px; border: 1px solid var(--ink-line); background: #fff; font-size: .88rem; color: var(--ink-2); transition: border-color .2s, color .2s, background .2s; }
.chip:hover { border-color: var(--red); color: var(--red-ink); background: #FFF6F6; }
.all-services { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin-top: 2.2rem; }
.all-services > span { margin-right: .4rem; font-size: .9rem; color: var(--ink-dim); }

/* ---------- Support models ---------- */
.models { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.model { padding: 2.1rem; border-radius: 22px; border: 1px solid var(--ink-line); background: var(--paper2); transition: transform .3s, box-shadow .3s; }
.model:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.m-ic { width: 52px; height: 52px; margin-bottom: 1.4rem; border-radius: 14px; display: grid; place-items: center; background: var(--red-tint); color: var(--red); }
.model h3 { margin-bottom: .55rem; font-size: 1.4rem; }
.model p { font-size: .97rem; color: var(--ink-dim); }
.model ul { display: grid; gap: .6rem; margin-top: 1.3rem; padding-top: 1.3rem; border-top: 1px solid var(--ink-line); }
.model li { display: flex; gap: .55rem; font-size: .94rem; color: #1F2937; }
.model li .ic { width: 18px; height: 18px; margin-top: 3px; color: var(--red); stroke-width: 2; }
.model.is-dark { border-color: #0B1220; background: radial-gradient(120% 80% at 100% 0%, rgba(211,54,54,.25), transparent 55%), linear-gradient(160deg, #111B30, #0B1220); color: #fff; }
.model.is-dark p { color: var(--dim); }
.model.is-dark ul { border-top-color: var(--line); }
.model.is-dark li { color: #D5DBE6; }
.model.is-dark .m-ic { background: rgba(211,54,54,.2); color: #FF8A8A; }
.model.is-dark li .ic { color: #4ADE80; }
.models-note { margin-top: 2rem; text-align: center; }
.models-note a { display: inline-flex; align-items: center; gap: .45rem; font-weight: 600; color: var(--red-ink); }
.models-note .ic { width: 16px; height: 16px; stroke-width: 2; }

/* ---------- Process ---------- */
.steps { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.steps::before { content: ""; position: absolute; left: 34px; right: 34px; top: 34px; height: 1px; background: repeating-linear-gradient(90deg, #C9CFD9 0 6px, transparent 6px 12px); }
.num { position: relative; z-index: 1; width: 68px; height: 68px; margin-bottom: 1.4rem; border-radius: 50%; display: grid; place-items: center; background: #fff; border: 1px solid var(--ink-line); box-shadow: 0 12px 30px -16px rgba(11,18,32,.35); font: 500 1rem var(--mono); color: var(--red-ink); }
.step:first-child .num { background: var(--red); border-color: var(--red); color: #fff; box-shadow: 0 12px 30px -10px rgba(211,54,54,.6); }
.step h3 { margin-bottom: .5rem; font-size: 1.22rem; }
.step p { font-size: .95rem; color: var(--ink-dim); }

/* ---------- Security ---------- */
.security { overflow: hidden; isolation: isolate; }
.security .glow-red { right: auto; left: -450px; top: -200px; }
.sec-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 4rem; align-items: center; }
.sec-list { display: grid; gap: .9rem; margin: 2rem 0 2.3rem; }
.sec-list li { display: flex; gap: 1rem; padding: 1rem 1.15rem; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.sec-list .ic { margin-top: 2px; color: var(--red-hi); }
.sec-list b { display: block; margin-bottom: .1rem; font-weight: 600; color: #fff; }
.sec-list span { font-size: .93rem; color: var(--dim); }
.term { overflow: hidden; border-radius: 18px; border: 1px solid var(--line2); background: #05080F; box-shadow: 0 40px 90px -30px rgba(0,0,0,.9), 0 0 90px -30px rgba(211,54,54,.55); font: 400 .86rem/1.6 var(--mono); }
.term-top { display: flex; align-items: center; gap: .7rem; padding: .8rem 1rem; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.03); font-size: .78rem; color: var(--dim); }
.term-body { min-height: 312px; padding: 1.3rem 1.3rem 1.5rem; }
.term-line { margin-bottom: .55rem; white-space: pre-wrap; color: var(--soft); }
.js .term-line { opacity: 0; transform: translateY(4px); transition: opacity .35s, transform .35s; }
.js .term-line.show { opacity: 1; transform: none; }
.t-cmd { color: #fff; }
.t-cmd::before { content: "$ "; color: var(--red-hi); }
.t-info { color: #93C5FD; }
.t-warn { color: #FCA5A5; }
.t-ok { color: #86EFAC; }
.cursor { display: inline-block; width: 8px; height: 1.05em; vertical-align: -2px; background: var(--red-hi); animation: blink 1s steps(1) infinite; }

/* ---------- CTA band ---------- */
.help-band { position: relative; overflow: hidden; padding: 3.2rem 0; background: linear-gradient(120deg, #8F1F1F, #B72B2B 50%, #C73232); color: #fff; }
.help-band::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px); background-size: 40px 40px; -webkit-mask-image: linear-gradient(90deg, transparent, #000 60%); mask-image: linear-gradient(90deg, transparent, #000 60%); pointer-events: none; }
.help-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem 2rem; }
.help-inner h2 { margin-bottom: .35rem; font-size: clamp(1.5rem, 2.4vw, 2rem); }
.help-inner p { color: rgba(255,255,255,.88); }
.help-actions { display: flex; flex-wrap: wrap; gap: .7rem; }

/* ---------- References ---------- */
.logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.logo-ph { height: 92px; display: grid; place-items: center; border: 1.5px dashed #C3C9D3; border-radius: 14px; background: #fff; font-size: .85rem; color: #6B7280; text-align: center; padding: .5rem; }
.quote { display: grid; grid-template-columns: auto 1fr; gap: 1.6rem; align-items: center; margin-top: 1.25rem; padding: 2.2rem; border-radius: 22px; border: 1.5px dashed #C3C9D3; background: #fff; }
.quote-mark { font: 700 5rem/0.6 var(--display); color: var(--red); }
.quote p { font-size: 1.15rem; }
.quote small { display: block; margin-top: .5rem; color: var(--ink-dim); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 3.5rem; align-items: start; }
.contact-grid > *, .page-grid > * { min-width: 0; }
.c-items { display: grid; gap: .9rem; margin-top: 2.2rem; }
.c-item { display: flex; align-items: center; gap: 1rem; padding: 1.05rem 1.2rem; border-radius: 16px; border: 1px solid var(--ink-line); background: #fff; transition: border-color .25s, box-shadow .25s; }
a.c-item:hover { border-color: rgba(211,54,54,.4); box-shadow: var(--shadow-lg); }
.c-ic { width: 46px; height: 46px; flex-shrink: 0; border-radius: 12px; display: grid; place-items: center; background: var(--red-tint); color: var(--red); }
.c-item small { display: block; font-size: .8rem; color: #6B7280; }
.c-item strong { font-weight: 600; color: var(--ink); }
.c-item address { font-style: normal; }
.c-item .map-link { margin-left: auto; font-size: .85rem; font-weight: 600; color: var(--red-ink); white-space: nowrap; }

.form-card { padding: 2.4rem; border-radius: 24px; border: 1px solid var(--ink-line); background: #fff; box-shadow: 0 30px 70px -35px rgba(11,18,32,.35); }
.form-card h2, .form-card h3 { margin-bottom: .35rem; font-size: 1.55rem; }
.form-card > p { margin-bottom: 1.6rem; font-size: .95rem; color: var(--ink-dim); }
.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.1rem; }
.field { display: flex; flex-direction: column; gap: .4rem; min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .85rem; font-weight: 600; color: #1F2937; }
.field input, .field select, .field textarea { width: 100%; padding: .8rem .95rem; border: 1px solid #D9DEE7; border-radius: 10px; background: var(--paper2); font: inherit; font-size: 1rem; color: var(--ink); transition: border-color .2s, background .2s, box-shadow .2s; }
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--red); background: #fff; box-shadow: 0 0 0 4px rgba(211,54,54,.12); }
.consent { display: flex; align-items: flex-start; gap: .7rem; font-size: .85rem; color: var(--ink-dim); }
.consent input { width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0; accent-color: var(--red); }
.consent a { color: var(--red-ink); text-decoration: underline; }
.submit { width: 100%; height: 56px; margin-top: 1.3rem; font-size: 1.05rem; }
.submit:disabled { opacity: .7; cursor: wait; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
#formMessage { display: none; margin-top: 1rem; padding: .9rem 1rem; border-radius: 10px; font-weight: 500; text-align: center; }
#formMessage.success { display: block; background: #DEF7EC; color: #03543F; border: 1px solid #84E1BC; }
#formMessage.error { display: block; background: #FDE8E8; color: #9B1C1C; border: 1px solid #F8B4B4; }

/* ---------- Inner pages ---------- */
.page-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 3.5rem; align-items: start; }
.prose h2 { margin-bottom: 1rem; font-size: clamp(1.6rem, 2.4vw, 2rem); }
.prose h3 { margin: 2rem 0 .6rem; font-size: 1.25rem; }
.prose p { margin-bottom: 1.1rem; font-size: 1.06rem; line-height: 1.75; color: var(--ink-2); }
.prose ul { margin: 0 0 1.2rem 1.2rem; list-style: disc; color: var(--ink-2); }
.prose li { margin-bottom: .4rem; }
.prose .ph { color: #9B1C1C; background: #FFF4F4; border-radius: 4px; padding: 0 .25rem; }
.notice { display: flex; gap: .9rem; margin-bottom: 2rem; padding: 1.1rem 1.25rem; border-radius: 14px; border: 1px solid #F3D6D6; background: #FFF6F6; font-size: .95rem; color: #7F1D1D; }
.notice .ic { color: var(--red); }
.block { margin-top: 3.25rem; }
.block-title { margin-bottom: 1.3rem; font-size: 1.55rem; }
.feat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.feat { display: flex; gap: 1rem; padding: 1.3rem; border-radius: 16px; border: 1px solid var(--ink-line); background: #fff; transition: border-color .25s, box-shadow .25s; }
.feat:hover { border-color: rgba(211,54,54,.35); box-shadow: var(--shadow-lg); }
.f-ic { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; display: grid; place-items: center; background: var(--red-tint); color: var(--red); }
.f-ic .ic { width: 22px; height: 22px; }
.feat h3 { margin-bottom: .25rem; font-size: 1.05rem; }
.feat p { font-size: .93rem; color: var(--ink-dim); }
.mini-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
.mini-step { padding: 1.2rem; border-radius: 14px; border: 1px solid var(--ink-line); background: var(--paper2); }
.mini-step b { display: block; margin-bottom: .5rem; font: 500 .8rem var(--mono); color: var(--red-ink); }
.mini-step h3 { margin-bottom: .3rem; font-size: 1rem; }
.mini-step p { font-size: .88rem; color: var(--ink-dim); }
.brand-row { display: flex; flex-wrap: wrap; gap: .6rem; }
.brand-pill { padding: .7rem 1.1rem; border-radius: 12px; border: 1px solid var(--ink-line); background: #fff; font: 600 1rem var(--display); color: var(--ink-2); }
.faq { display: grid; gap: .7rem; }
.faq details { overflow: hidden; border-radius: 14px; border: 1px solid var(--ink-line); background: #fff; }
.faq details[open] { border-color: #F0CFCF; }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.25rem; list-style: none; cursor: pointer; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ic { width: 18px; height: 18px; color: var(--red); transition: transform .25s; }
.faq details[open] summary .ic { transform: rotate(180deg); }
.faq details p { padding: 0 1.25rem 1.2rem; color: var(--ink-dim); }

.page-side { position: sticky; top: calc(var(--header-h) + 1.5rem); display: grid; gap: 1rem; }
.side-nav { padding: 1rem; border-radius: 18px; border: 1px solid var(--ink-line); background: #fff; }
.side-nav h2 { padding: .3rem .6rem .6rem; font: 500 .72rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #6B7280; }
.side-nav a { display: flex; align-items: center; gap: .6rem; padding: .62rem .7rem; border-radius: 10px; font-size: .93rem; font-weight: 500; color: var(--ink-2); }
.side-nav a .ic { width: 18px; height: 18px; color: #9AA3B2; }
.side-nav a:hover { background: var(--paper); color: var(--ink); }
.side-nav a[aria-current="page"] { background: var(--red-tint); color: var(--red-ink); font-weight: 600; }
.side-nav a[aria-current="page"] .ic { color: var(--red); }
.side-cta { padding: 1.6rem; border-radius: 18px; background: radial-gradient(120% 90% at 100% 0%, rgba(211,54,54,.3), transparent 55%), linear-gradient(160deg, #111B30, #0B1220); color: #fff; }
.side-cta h2 { margin-bottom: .4rem; font-size: 1.3rem; }
.side-cta p { margin-bottom: 1.2rem; font-size: .93rem; color: var(--dim); }
.side-cta .btn { width: 100%; }
.side-cta .btn + .btn { margin-top: .6rem; }

.related-grid, .card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.rel { position: relative; display: flex; flex-direction: column; padding: 1.6rem; border-radius: 18px; border: 1px solid var(--ink-line); background: #fff; box-shadow: var(--shadow); transition: border-color .25s, transform .25s, box-shadow .25s; }
.rel:hover { border-color: rgba(211,54,54,.35); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.rel h3 { margin: 1.1rem 0 .35rem; font-size: 1.15rem; }
.rel p { font-size: .92rem; color: var(--ink-dim); }
.rel .meta { margin-top: auto; padding-top: 1rem; font: 500 .78rem var(--mono); color: #6B7280; }
.rel .t-link { margin-top: auto; padding-top: 1rem; display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; font-size: .9rem; color: var(--red-ink); }
.rel .t-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.rel .tag { align-self: flex-start; padding: .25rem .65rem; border-radius: 999px; background: var(--red-tint); font: 500 .72rem var(--mono); color: var(--red-ink); }
.rel.is-idea { border-style: dashed; box-shadow: none; background: var(--paper2); }
.brand-groups { display: grid; gap: 2.2rem; }
.brand-group h2 { margin-bottom: 1rem; font-size: 1.3rem; }

/* ---------- Footer ---------- */
.site-footer { padding: 4.5rem 0 2rem; font-size: .93rem; color: var(--dim); }
.f-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1.3fr; gap: 2.5rem; margin-bottom: 3rem; }
.f-grid h2 { margin-bottom: 1.2rem; font: 600 .8rem var(--body); letter-spacing: .12em; text-transform: uppercase; color: #fff; }
.site-footer .logo { color: #fff; }
.f-about { max-width: 320px; margin-top: 1.1rem; }
.f-links { display: grid; gap: .6rem; }
.f-links a:hover { color: #fff; }
.f-links address { font-style: normal; }
.f-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding-top: 1.8rem; border-top: 1px solid var(--line); font-size: .85rem; }
.f-bottom nav { display: flex; gap: 1.5rem; }
.f-bottom a:hover { color: #fff; }

.whatsapp-btn { position: fixed; right: 26px; bottom: 26px; z-index: 900; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: #25D366; color: #fff; box-shadow: 0 12px 28px -8px rgba(37,211,102,.55); transition: transform .25s; }
.whatsapp-btn:hover { transform: scale(1.08); }
.whatsapp-btn svg { width: 30px; height: 30px; fill: currentColor; }

/* ---------- Reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0s); }
.js [data-reveal].in { opacity: 1; transform: none; }

@keyframes blink { 50% { opacity: .35; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Responsive ---------- */
@media (max-width: 1280px) { .header-phone { display: none; } }
@media (max-width: 1100px) {
    .nav { display: none; }
    .burger { display: grid; }
    .f-grid { grid-template-columns: 1fr 1fr 1fr; }
    .f-grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 4rem; }
    .hero-copy { text-align: center; }
    .hero-lead { margin-left: auto; margin-right: auto; }
    .hero-actions, .hero-checks { justify-content: center; }
    .visual { width: 100%; max-width: 560px; margin: 0 auto; }
    .dash, .visual:hover .dash { transform: none; }
    .banner-icon { display: none; }
    .bento { grid-template-columns: repeat(2, 1fr); }
    .t-feature { grid-row: auto; }
    .sec-grid, .contact-grid { grid-template-columns: 1fr; }
    .steps { grid-template-columns: repeat(2, 1fr); row-gap: 2.5rem; }
    .steps::before { display: none; }
    .logos { grid-template-columns: repeat(3, 1fr); }
    .page-grid { grid-template-columns: 1fr; }
    .page-side { position: static; grid-template-columns: 1fr 1fr; }
    .mini-steps { grid-template-columns: repeat(2, 1fr); }
    .related-grid, .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) { .models { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; } }
@media (max-width: 640px) {
    :root { --header-h: 66px; }
    .container { padding: 0 18px; }
    .section { padding: 4.5rem 0; }
    .logo { font-size: 1.15rem; }
    .logo-mark { width: 32px; height: 32px; font-size: 1rem; }
    .header-cta .btn-red { display: none; }
    .hero { padding: calc(var(--header-h) + 3rem) 0 4rem; }
    .hero h1 { font-size: clamp(1.9rem, 9.4vw, 2.5rem); }
    .hero-copy, .visual { min-width: 0; }
    .pill-extra { display: none; }
    .hero-lead { font-size: 1.05rem; }
    .hero-actions .btn, .banner-actions .btn { width: 100%; }
    .float { display: none; }
    .svc { flex-wrap: wrap; row-gap: .35rem; font-size: .86rem; }
    .dash-body { padding: .9rem; }
    .page-banner { padding: calc(var(--header-h) + 2.5rem) 0 3rem; }
    .page-banner h1 { font-size: clamp(1.85rem, 8.6vw, 2.4rem); }
    .page-banner .lead { font-size: 1.02rem; }
    .bento { grid-template-columns: 1fr; }
    .t-feature, .t-wide { grid-column: auto; }
    .t-feature { padding: 1.8rem; }
    .checks { grid-template-columns: 1fr; }
    .tile .watermark { font-size: 6.5rem; bottom: -1.4rem; }
    .steps { grid-template-columns: 1fr; }
    .term { font-size: .74rem; }
    .term-body { min-height: 280px; padding: 1rem; }
    .help-actions .btn { flex: 1 1 100%; }
    .logos { grid-template-columns: repeat(2, 1fr); }
    .quote { grid-template-columns: 1fr; gap: .5rem; padding: 1.6rem; }
    .c-item { flex-wrap: wrap; }
    .c-item .map-link { margin-left: 62px; }
    .form-card { padding: 1.6rem 1.25rem; }
    .fgrid, .feat-grid, .mini-steps, .related-grid, .card-grid { grid-template-columns: 1fr; }
    .page-side { grid-template-columns: 1fr; }
    .f-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .whatsapp-btn { right: 16px; bottom: 16px; width: 54px; height: 54px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .js [data-reveal], .js .term-line { opacity: 1; transform: none; }
    .dash { transform: none; }
    .marquee-track { width: auto; flex-wrap: wrap; justify-content: center; row-gap: .6rem; }
    .marquee-track span[aria-hidden] { display: none; }
}

/* ======================================================================
   Ürün modelleri (PHP sürümü)
   ====================================================================== */
.model-filter { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.2rem; }
.model-filter .chip { cursor: pointer; font: inherit; font-size: .88rem; }
.model-filter .chip.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
.brand-block + .brand-block { margin-top: 3.25rem; }
.brand-block[hidden] { display: none; }
.brand-title { margin-bottom: .25rem; font-size: 1.6rem; }
.tier-title { margin: 1.4rem 0 .9rem; font: 500 .74rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #6B7280; }
.model-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(240px, 100%), 1fr)); gap: 1rem; }
.model-card { display: flex; flex-direction: column; overflow: hidden; border-radius: 18px; border: 1px solid var(--ink-line); background: #fff; box-shadow: var(--shadow); transition: border-color .25s, transform .25s, box-shadow .25s; }
.model-card:hover { border-color: rgba(211,54,54,.35); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.mc-img, .pv-img { display: grid; place-items: center; aspect-ratio: 3 / 2; padding: .75rem; background: radial-gradient(120% 90% at 50% 0%, #FFFFFF, #EEF1F5); border-bottom: 1px solid var(--ink-line); }
.mc-img img, .pv-img img { width: 100%; height: 100%; object-fit: contain; }
.mc-body { display: flex; flex: 1; flex-direction: column; padding: 1.1rem 1.2rem 1.2rem; }
.mc-brand { font: 500 .72rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--red-ink); }
.model-card h4 { margin: .3rem 0 .4rem; font: 600 1.15rem var(--display); letter-spacing: -.01em; }
.model-card h4 a:hover { color: var(--red-ink); }
.model-card p { flex: 1; font-size: .9rem; color: var(--ink-dim); }
.mc-actions { display: flex; gap: .5rem; margin-top: 1rem; }
.mc-actions .btn { flex: 1; height: 40px; padding: 0 .8rem; font-size: .86rem; }
.model-note { margin-top: 1.5rem; font-size: .85rem; color: #6B7280; }

/* Temsili cihaz çizimleri */
.device { width: 100%; max-width: 260px; height: auto; }
.d-shadow { fill: rgba(11,18,32,.10); }
.d-body { fill: #1E293B; stroke: #0F172A; stroke-width: 1.5; }
.d-panel { fill: #0F172A; }
.d-bay { fill: #334155; stroke: #475569; stroke-width: 1; }
.d-port { fill: #0B1220; stroke: #64748B; stroke-width: 1; }
.d-vent { stroke: #475569; stroke-width: 2; stroke-linecap: round; }
.d-accent { fill: var(--red); }
.d-led-g { fill: #22C55E; }
.d-led-r { fill: #F06060; }
.d-led-y { fill: #F5A524; }
.d-code { fill: none; stroke: #F06060; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }

/* Model detay sayfası */
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.product-grid > * { min-width: 0; }
.product-visual { position: sticky; top: calc(var(--header-h) + 1.5rem); }
.pv-img { aspect-ratio: 4 / 3; padding: 2rem; border: 1px solid var(--ink-line); border-radius: 22px; }
.pv-img .device { max-width: 420px; }
.spec-table { width: 100%; margin-bottom: 2rem; border-collapse: separate; border-spacing: 0; border: 1px solid var(--ink-line); border-radius: 14px; overflow: hidden; }
.spec-table th, .spec-table td { padding: .8rem 1rem; border-bottom: 1px solid var(--ink-line); font-size: .95rem; text-align: left; vertical-align: top; }
.spec-table th { width: 40%; background: var(--paper2); font-weight: 600; color: var(--ink-2); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.included { display: grid; gap: .6rem; margin-bottom: .5rem; }
.included li { display: flex; gap: .6rem; color: var(--ink-2); }
.included .ic { width: 20px; height: 20px; margin-top: 2px; color: var(--red); stroke-width: 2; }
.product-info .banner-actions { margin-top: 1.6rem; }

.post-cover { width: 100%; margin-bottom: 2rem; border-radius: 18px; }
.logo-ph.is-real, .quote.is-real { border-style: solid; border-color: var(--ink-line); }
.logo-ph img { max-width: 80%; max-height: 60px; object-fit: contain; filter: grayscale(1); opacity: .8; transition: filter .25s, opacity .25s; }
.logo-ph:hover img { filter: none; opacity: 1; }

@media (max-width: 1024px) {
    .product-grid { grid-template-columns: 1fr; gap: 2rem; }
    .product-visual { position: static; }
}
@media (max-width: 640px) {
    .model-filter { flex-wrap: nowrap; overflow-x: auto; padding-bottom: .4rem; margin-right: -18px; }
    .model-filter .chip { flex-shrink: 0; }
}

/* ======================================================================
   Kurumsal logo (görsel)
   ====================================================================== */
.logo img { display: block; width: auto; height: 44px; }
.logo .logo-on-light { display: none; }
.scrolled .logo .logo-on-dark, .menu-open .logo .logo-on-dark { display: none; }
.scrolled .logo .logo-on-light, .menu-open .logo .logo-on-light { display: block; }
.site-footer .logo img { height: 44px; }
.f-tagline { margin-top: .75rem; font: 500 .78rem var(--mono); letter-spacing: .06em; color: var(--soft); }
@media (max-width: 640px) { .logo img { height: 34px; } }

/* ======================================================================
   Çalıştığımız markalar: logo kartları
   ====================================================================== */
.brand-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 1rem; }
.brand-tile { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .7rem; min-height: 128px; padding: 1.3rem 1rem 1rem; border: 1px solid var(--ink-line); border-radius: 16px; background: #fff; text-align: center; transition: border-color .25s, box-shadow .25s, transform .25s; }
.brand-tile:hover { border-color: rgba(211,54,54,.3); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.bt-logo { display: flex; align-items: center; justify-content: center; width: 100%; height: 52px; }
.bt-logo img { width: auto; height: auto; max-width: 86%; max-height: 44px; object-fit: contain; filter: grayscale(1); opacity: .8; transition: filter .25s, opacity .25s; }
.brand-tile:hover .bt-logo img { filter: none; opacity: 1; }
.bt-text { font: 700 1.02rem var(--display); letter-spacing: -.01em; line-height: 1.2; color: #6B7280; overflow-wrap: anywhere; }
.brand-tile:hover .bt-text { color: var(--ink); }
.bt-name { font-size: .8rem; color: var(--ink-dim); }
@media (max-width: 640px) { .brand-grid { grid-template-columns: repeat(2, 1fr); } }

/* ======================================================================
   Referanslar: logo kartları, en fazla 4 sıra (masaüstü 6, tablet 4, telefon 2 sütun)
   ====================================================================== */
.ref-grid { grid-template-columns: repeat(6, 1fr); }
.ref-grid:not(.is-open) .ref-tile:nth-child(n+25) { display: none; }
.ref-more[hidden] { display: none; }
.ref-block + .quote { margin-top: 2.5rem; }
@media (max-width: 1024px) {
    .ref-grid { grid-template-columns: repeat(4, 1fr); }
    .ref-grid:not(.is-open) .ref-tile:nth-child(n+17) { display: none; }
}
@media (max-width: 640px) {
    .ref-grid { grid-template-columns: repeat(2, 1fr); }
    .ref-grid:not(.is-open) .ref-tile:nth-child(n+9) { display: none; }
}

/* ======================================================================
   Ürün fotoğrafları: beyaz zemin kart zeminine karışır; fotoğrafsız modelde marka logosu
   ====================================================================== */
.mc-img.has-photo img, .pv-img.has-photo img { mix-blend-mode: multiply; }
.mc-img.has-photo { padding: 1rem 1.2rem; }
.mc-img img.brand-fallback { width: auto; height: auto; max-width: 46%; max-height: 50%; opacity: .9; }
.pv-img img.brand-fallback { width: auto; height: auto; max-width: 40%; max-height: 42%; }
/* Dikey (tower) fotoğraflar kutuyu uzatmasın: kutu oranı sabit, görsel içine sığar */
.mc-img, .pv-img { overflow: hidden; }
.mc-img > img, .pv-img > img, .mc-img > svg, .pv-img > svg { min-width: 0; min-height: 0; max-height: 100%; }