/* teetflow — tanıtım sitesi (uygulamayla aynı tasarım dili) */
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 100 900; font-display: swap; src: url(../fonts/outfit-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 100 900; font-display: swap; src: url(../fonts/outfit-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD, U+20BA; }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 200 800; font-display: swap; src: url(../fonts/manrope-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 200 800; font-display: swap; src: url(../fonts/manrope-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD, U+20BA; }

:root {
  --navy: #0A1A3D; --navy-2: #162B5C; --navy-3: #22396F;
  --teal: #00AEB3; --teal-ink: #0B8388; --teal-soft: #DDF4F4;
  --blue-soft: #E4EBFA; --blue-soft-2: #CCDAF6; --sky: #8FB4F0;
  --bg: #EEF1F6; --surface: #FFFFFF; --surface-2: #F5F7FB;
  --text: #0A1A3D; --text-2: #3F4B66; --muted: #6E7A92; --line: #E2E7F0;
  --pend: #E8590C; --pend-soft: #FFEBDD; --ok: #0F7B53; --ok-soft: #DDF3EA;
  --r-xl: 32px; --r-lg: 24px; --r-md: 18px;
  --shadow: 0 1px 2px rgba(10, 26, 61, .04), 0 10px 30px rgba(10, 26, 61, .07);
  --shadow-lg: 0 30px 70px -20px rgba(10, 26, 61, .3);
  --wrap: 1200px;
  --display: 'Outfit', 'Manrope', system-ui, sans-serif;
  --glass: rgba(255, 255, 255, .56);
  --glass-strong: rgba(255, 255, 255, .72);
  --glass-brd: rgba(255, 255, 255, .78);
  --glass-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 1px 2px rgba(10, 26, 61, .04), 0 14px 36px -14px rgba(10, 26, 61, .2);
  --glass-dark-brd: rgba(255, 255, 255, .14);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; }
h1, h2, h3, h4, .amt, .tn, .step::before { font-family: var(--display); }
[class^="ph"], [class*=" ph-"] { font-size: 20px; line-height: 1; flex: none; }
body::before { content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background: radial-gradient(38% 30% at 8% 12%, rgba(0, 174, 179, .16) 0%, transparent 70%), radial-gradient(42% 34% at 92% 8%, rgba(59, 91, 219, .16) 0%, transparent 70%),
    radial-gradient(40% 32% at 85% 70%, rgba(0, 174, 179, .12) 0%, transparent 70%), radial-gradient(44% 34% at 10% 88%, rgba(124, 92, 219, .1) 0%, transparent 70%); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* butonlar */
.btn { height: 52px; border-radius: 999px; padding: 0 26px; font-weight: 600; font-size: 15px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; transition: transform .15s, background .2s, box-shadow .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--navy); color: #fff; box-shadow: 0 10px 24px -8px rgba(10, 26, 61, .5); }
.btn-primary:hover { background: var(--navy-2); }
.btn-white { background: #fff; color: var(--navy); }
.btn-line { background: var(--surface); color: var(--navy); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn-ghost { color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .3); }
.btn-sm { height: 42px; padding: 0 18px; font-size: 14px; }
.btn .go { width: 30px; height: 30px; border-radius: 50%; background: #fff; color: var(--navy); display: inline-flex; align-items: center; justify-content: center; margin-right: -14px; }
.btn .go i { width: 16px; height: 16px; }

/* üst menü */
.nav { position: sticky; top: 0; z-index: 50; transition: background .2s, box-shadow .2s; }
.nav.scrolled { background: rgba(238, 241, 246, .82); backdrop-filter: saturate(1.4) blur(14px); box-shadow: 0 1px 0 rgba(10, 26, 61, .06); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 78px; }
.nav .logo img { height: 30px; }
.nav-links { display: flex; gap: 26px; margin-left: 16px; }
.nav-links a { font-size: 14.5px; font-weight: 600; color: var(--text-2); transition: color .15s; }
.nav-links a:hover { color: var(--navy); }
.nav-cta { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.nav-login { font-weight: 600; font-size: 14.5px; padding: 0 14px; display: inline-flex; align-items: center; gap: 8px; height: 42px; border-radius: 999px; }
.nav-login:hover { background: rgba(10, 26, 61, .05); }
.burger { display: none; width: 44px; height: 44px; border-radius: 50%; background: var(--surface); box-shadow: var(--shadow); align-items: center; justify-content: center; }
.mnav { display: none; }

/* hero */
.hero { position: relative; padding: 36px 0 40px; }
.hero::before { content: ""; position: absolute; inset: -120px 0 auto; height: 760px; background: radial-gradient(50% 60% at 85% 20%, #CFDDF8 0%, rgba(207, 221, 248, 0) 70%), radial-gradient(40% 50% at 0% 0%, #E2F4F4 0%, rgba(226, 244, 244, 0) 70%); z-index: -1; pointer-events: none; }
.hero .wrap { display: grid; grid-template-columns: 1.02fr 1fr; gap: 40px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; background: var(--surface); border-radius: 999px; padding: 7px 16px 7px 8px; font-size: 13.5px; font-weight: 600; color: var(--text-2); box-shadow: var(--shadow); }
.eyebrow b { background: var(--teal-soft); color: var(--teal-ink); border-radius: 999px; padding: 2px 10px; font-size: 12px; }
.hero h1 { font-size: clamp(38px, 4.6vw, 58px); line-height: 1.04; letter-spacing: -.03em; margin: 22px 0 18px; font-weight: 700; }
.rotator { display: grid; }
.rotator .rot { grid-area: 1 / 1; opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; pointer-events: none; }
.rotator .rot.on { opacity: 1; transform: none; pointer-events: auto; }
.rotator em { font-style: normal; color: var(--teal-ink); position: relative; white-space: nowrap; }
.rotator em::after { content: ""; position: absolute; left: -2px; right: -2px; bottom: .08em; height: .26em; background: var(--teal-soft); z-index: -1; border-radius: 6px; }
.hero p.lead { font-size: 18px; color: var(--text-2); max-width: 540px; margin: 0 0 30px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 30px; font-size: 14px; color: var(--muted); font-weight: 500; }
.hero-trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero-trust i { width: 18px; height: 18px; color: var(--teal-ink); }

.stage { position: relative; height: 620px; }
.stage-bg { position: absolute; inset: 40px 0 30px 40px; border-radius: 40px; overflow: hidden; background: radial-gradient(120% 120% at 100% 0%, #2A4383 0%, rgba(42, 67, 131, 0) 55%), linear-gradient(135deg, var(--navy) 0%, #12285B 100%); box-shadow: var(--shadow-lg); }
.stage-bg svg { position: absolute; right: -40px; bottom: -40px; width: 380px; height: 360px; opacity: .9; }
.phone { position: absolute; width: 270px; aspect-ratio: 390 / 844; border-radius: 44px; background: #fff; padding: 9px; box-shadow: 0 40px 80px -24px rgba(10, 26, 61, .45), 0 0 0 1px rgba(10, 26, 61, .05); }
.phone .scr { width: 100%; height: 100%; border-radius: 36px; overflow: hidden; position: relative; background: var(--bg); }
.phone .scr img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.phone .scr::before { content: ""; position: absolute; top: 12px; left: 50%; transform: translateX(-50%); width: 82px; height: 24px; background: #0B0F1A; border-radius: 16px; z-index: 2; }
.stage .p1 { left: 70px; top: 0; z-index: 2; animation: float 7s ease-in-out infinite; }
.stage .p2 { right: 10px; top: 70px; width: 250px; transform: rotate(4deg); animation: float2 8s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-10px); } }
@keyframes float2 { 0%, 100% { transform: rotate(4deg); } 50% { transform: rotate(4deg) translateY(10px); } }
.chipcard { position: absolute; z-index: 3; background: #fff; border-radius: 18px; padding: 12px 16px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 12px; font-size: 13px; }
.chipcard b { display: block; font-size: 15px; }
.chipcard small { color: var(--muted); }
.chipcard .ic { width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.chipcard.c1 { left: 0; bottom: 120px; }
.chipcard.c1 .ic { background: var(--pend-soft); color: var(--pend); }
.chipcard.c2 { right: 0; bottom: 18px; }
.chipcard.c2 .ic { background: var(--ok-soft); color: var(--ok); }

/* modül şeridi */
.strip { padding: 10px 0 20px; }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.strip-item { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: var(--r-md); padding: 18px; display: flex; gap: 14px; align-items: center;  }
.strip-item b { display: block; font-size: 15px; }
.strip-item small { color: var(--muted); font-size: 13px; }
.ico { width: 48px; height: 48px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; flex: none; background: var(--blue-soft); color: var(--navy-3); }
.ico.teal { background: var(--teal-soft); color: var(--teal-ink); }
.ico.pend { background: var(--pend-soft); color: var(--pend); }
.ico.dark { background: var(--navy); color: #fff; }
.ico.green { background: var(--ok-soft); color: var(--ok); }

/* bölümler */
section { padding: 90px 0; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 50px; }
.kicker { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--teal-ink); margin-bottom: 12px; }
.sec-head h2, .split h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.12; letter-spacing: -.03em; margin: 0 0 14px; font-weight: 700; }
.sec-head p, .split p.lead { color: var(--text-2); font-size: 17px; margin: 0; }

.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fcard { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: var(--r-lg); padding: 24px;  transition: transform .2s, box-shadow .2s; }
.fcard:hover { transform: translateY(-4px); box-shadow: 0 20px 40px -18px rgba(10, 26, 61, .25); }
.fcard h3 { font-size: 17px; margin: 18px 0 8px; letter-spacing: -.01em; }
.fcard p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.55; }

.split .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.split.rev .visual { order: -1; }
.checks { list-style: none; padding: 0; margin: 26px 0 30px; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--text-2); }
.checks li i { width: 22px; height: 22px; color: var(--teal-ink); margin-top: 1px; }
.checks b { color: var(--text); }
.visual { position: relative; min-height: 560px; }
.visual .panel { position: absolute; inset: 30px 10px; border-radius: 36px; background: linear-gradient(160deg, #EAF0FC 0%, #D3E0F8 100%); }
.visual .panel.navy { background: radial-gradient(120% 120% at 0% 0%, #2A4383 0%, rgba(42, 67, 131, 0) 55%), linear-gradient(135deg, var(--navy) 0%, #12285B 100%); }
.visual .phone { position: absolute; }
.v-sema .phone { left: 50%; top: 0; transform: translateX(-50%); width: 280px; }
.legend-card { position: absolute; z-index: 3; right: 0; top: 120px; background: #fff; border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow-lg); font-size: 13px; display: grid; gap: 8px; }
.legend-card span { display: flex; align-items: center; gap: 8px; }
.legend-card i { width: 14px; height: 14px; border-radius: 5px; border: 1.5px solid; }
.legend-card i.pk { border: 2px dashed var(--pend); border-radius: 50%; }
.tooth-card { position: absolute; z-index: 3; left: 0; bottom: 70px; background: #fff; border-radius: 18px; padding: 12px 14px; box-shadow: var(--shadow-lg); display: flex; gap: 12px; align-items: center; font-size: 13px; }
.tooth-card .tno { width: 40px; height: 40px; border-radius: 12px; background: var(--pend-soft); color: #B8430A; font-weight: 700; display: flex; align-items: center; justify-content: center; }
.tooth-card b { display: block; font-size: 14px; }
.tooth-card small { color: var(--muted); }
.v-xray .p-a { left: 20px; top: 0; width: 260px; z-index: 2; }
.v-xray .p-b { right: 20px; top: 70px; width: 250px; transform: rotate(3deg); }

/* web paneli */
.web { background: var(--surface); border-radius: 48px; margin: 0 24px; }
.browser { background: #fff; border-radius: 22px; overflow: hidden; box-shadow: var(--shadow-lg), 0 0 0 1px rgba(10, 26, 61, .06); max-width: 1080px; margin: 0 auto; }
.browser-bar { height: 44px; display: flex; align-items: center; gap: 14px; padding: 0 16px; background: var(--surface-2); border-bottom: 1px solid var(--line); }
.browser-bar .dots { display: flex; gap: 7px; } .browser-bar .dots i { width: 11px; height: 11px; border-radius: 50%; background: #D7DCE6; display: block; }
.browser-bar .url { flex: 1; max-width: 420px; margin: 0 auto; height: 28px; border-radius: 999px; background: #fff; display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 12.5px; color: var(--muted); box-shadow: inset 0 0 0 1px var(--line); }
.browser-bar .url i { width: 13px; height: 13px; }
.browser img { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; transition: opacity .25s; }
.tabs { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 26px; }
.tab { height: 42px; padding: 0 18px; border-radius: 999px; background: var(--surface-2); font-weight: 600; font-size: 14px; color: var(--text-2); display: inline-flex; align-items: center; gap: 8px; }
.tab i { width: 17px; height: 17px; }
.tab.active { background: var(--navy); color: #fff; }

/* adımlar */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: s; }
.step { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: var(--r-lg); padding: 28px;  position: relative; }
.step::before { counter-increment: s; content: "0" counter(s); position: absolute; right: 24px; top: 20px; font-size: 44px; font-weight: 800; color: var(--blue-soft); letter-spacing: -.04em; }
.step h3 { margin: 18px 0 8px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

/* fiyatlar */
.bill { display: inline-flex; background: var(--surface); border-radius: 999px; padding: 5px; box-shadow: var(--shadow); margin-top: 22px; }
.bill button { height: 40px; padding: 0 20px; border-radius: 999px; font-weight: 600; font-size: 14px; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; }
.bill button.active { background: var(--navy); color: #fff; }
.bill em { font-style: normal; background: var(--teal-soft); color: var(--teal-ink); font-size: 11.5px; border-radius: 999px; padding: 1px 8px; }
.bill button.active em { background: var(--teal); color: #fff; }
.prices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.price { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: 28px; padding: 30px;  display: flex; flex-direction: column; }
.price h3 { margin: 0; font-size: 19px; }
.price .for { color: var(--muted); font-size: 14px; margin-top: 4px; }
.price .amt { font-size: 44px; font-weight: 800; letter-spacing: -.03em; margin: 22px 0 2px; }
.price .amt small { font-size: 15px; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.price .note { font-size: 13px; color: var(--muted); min-height: 20px; }
.price ul { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 11px; font-size: 14.5px; color: var(--text-2); }
.price li { display: flex; gap: 10px; align-items: flex-start; }
.price li i { width: 19px; height: 19px; color: var(--teal-ink); margin-top: 1px; }
.price .btn { margin-top: auto; width: 100%; }
.price.pop { background: radial-gradient(120% 100% at 100% 0%, #2A4383 0%, rgba(42, 67, 131, 0) 55%), linear-gradient(160deg, var(--navy) 0%, #12285B 100%); color: #fff; box-shadow: var(--shadow-lg); position: relative; }
.price.pop .for, .price.pop .amt small, .price.pop .note, .price.pop ul { color: rgba(255, 255, 255, .75); }
.price.pop li i { color: var(--teal); }
.price .tag { position: absolute; top: 22px; right: 22px; background: var(--teal); color: #fff; font-size: 12px; font-weight: 700; border-radius: 999px; padding: 4px 12px; }
.fine { text-align: center; color: var(--muted); font-size: 13px; margin-top: 22px; }

/* sss */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: 20px;  padding: 0 24px; }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-weight: 700; font-size: 16px; padding: 20px 0; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .pm { width: 32px; height: 32px; border-radius: 50%; background: var(--surface-2); display: inline-flex; align-items: center; justify-content: center; transition: transform .2s; flex: none; }
.faq details[open] summary .pm { transform: rotate(45deg); background: var(--navy); color: #fff; }
.faq details p { margin: 0 0 20px; color: var(--text-2); font-size: 15px; }

/* kapanış */
.cta-band { padding: 40px 0 90px; }
.cta-box { position: relative; overflow: hidden; border-radius: 40px; padding: 64px; color: #fff; display: grid; grid-template-columns: 1.3fr 1fr; gap: 30px; align-items: center; background: radial-gradient(90% 140% at 100% 0%, #2A4383 0%, rgba(42, 67, 131, 0) 55%), linear-gradient(135deg, var(--navy) 0%, #12285B 100%); box-shadow: var(--shadow-lg); }
.cta-box h2 { font-size: clamp(30px, 3.4vw, 44px); line-height: 1.1; letter-spacing: -.03em; margin: 0 0 14px; }
.cta-box p { color: rgba(255, 255, 255, .75); margin: 0; font-size: 17px; }
.cta-box .acts { display: flex; gap: 12px; flex-wrap: wrap; justify-content: flex-end; position: relative; z-index: 1; }
.cta-box svg.art { position: absolute; right: -30px; bottom: -60px; width: 300px; height: 280px; opacity: .35; }

footer { background: var(--navy); color: rgba(255, 255, 255, .7); padding: 60px 0 30px; font-size: 14.5px; }
footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
footer img { height: 30px; margin-bottom: 16px; }
footer h4 { color: #fff; font-size: 14px; margin: 4px 0 14px; }
footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
footer a:hover { color: #fff; }
footer .bottom { border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 44px; padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 13px; }

/* görünür olunca */
.rv { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; transition: none; } .stage .p1, .stage .p2 { animation: none; } html { scroll-behavior: auto; } }

/* ---------- giriş sayfası ---------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.auth-side { position: relative; overflow: hidden; color: #fff; padding: 40px 56px; display: flex; flex-direction: column; background: radial-gradient(100% 80% at 100% 0%, #2A4383 0%, rgba(42, 67, 131, 0) 60%), linear-gradient(160deg, var(--navy) 0%, #12285B 100%); }
.auth-side .logo img { height: 32px; }
.auth-side h2 { font-size: 38px; line-height: 1.12; letter-spacing: -.03em; margin: 60px 0 14px; max-width: 460px; }
.auth-side h2 span { color: var(--sky); }
.auth-side p { color: rgba(255, 255, 255, .72); max-width: 420px; margin: 0; }
.auth-side .phone { position: relative; width: 250px; margin: 40px 0 0 0; transform: rotate(-4deg); }
.auth-side svg.art { position: absolute; right: -60px; bottom: -40px; width: 420px; height: 400px; opacity: .5; }
.auth-side .pts { display: grid; gap: 12px; margin-top: 30px; font-size: 14.5px; color: rgba(255, 255, 255, .85); }
.auth-side .pts span { display: flex; gap: 10px; align-items: center; }
.auth-side .pts i { color: var(--teal); }
.auth-main { display: grid; place-items: center; padding: 40px 24px; position: relative; }
.auth-main .back { position: absolute; top: 28px; left: 28px; display: inline-flex; gap: 8px; align-items: center; font-weight: 600; font-size: 14px; color: var(--text-2); }
.auth-card { width: 100%; max-width: 420px; background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); border-radius: 32px; padding: 36px 30px 30px;  }
.auth-card .mlogo { display: none; height: 32px; margin-bottom: 24px; }
.auth-card h1 { font-size: 26px; letter-spacing: -.02em; margin: 0 0 6px; }
.auth-card > p { color: var(--muted); margin: 0 0 24px; font-size: 14.5px; }
.field { display: block; margin-bottom: 16px; }
.field > span { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; color: var(--text-2); margin-bottom: 7px; }
.field > span a { color: var(--navy-3); font-weight: 600; }
.inp { position: relative; }
.inp i { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); width: 18px; height: 18px; }
.inp input { width: 100%; height: 52px; border-radius: 16px; border: 1.5px solid var(--line); background: var(--surface-2); padding: 0 46px; outline: 0; font-size: 15px; transition: border .15s, background .15s; }
.inp input:focus { border-color: var(--navy-3); background: #fff; }
.inp .eye { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--muted); }
.inp .eye i { position: static; transform: none; }
.row-between { display: flex; justify-content: space-between; align-items: center; margin: 4px 0 20px; font-size: 14px; }
.check { display: inline-flex; gap: 8px; align-items: center; color: var(--text-2); cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--navy); }
.err { display: none; background: #FCE9DF; color: #A13A0B; border-radius: 14px; padding: 11px 14px; font-size: 13.5px; font-weight: 600; margin-bottom: 16px; gap: 8px; align-items: center; }
.err.on { display: flex; }
.demo-box { flex-wrap: wrap; margin-top: 18px; border-radius: 18px; background: var(--teal-soft); padding: 14px 16px; display: flex; gap: 12px; align-items: center; font-size: 13.5px; color: var(--teal-ink); }
.demo-box b { color: var(--navy); display: block; }
.demo-box > div { min-width: 0; overflow-wrap: anywhere; flex: 1; }
.demo-box button { margin-left: auto; height: 36px; padding: 0 14px; border-radius: 999px; background: #fff; color: var(--navy); font-weight: 600; font-size: 13px; white-space: nowrap; }
.auth-foot { text-align: center; margin-top: 20px; font-size: 14px; color: var(--muted); }
.auth-foot a { color: var(--navy); font-weight: 700; }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); background: var(--navy); color: #fff; padding: 12px 18px; border-radius: 999px; font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: all .25s; z-index: 100; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ================= duyarlı ================= */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .burger { display: inline-flex; }
  .nav-cta .btn, .nav-cta .nav-login { display: none; }
  .mnav { position: fixed; inset: 78px 12px auto; z-index: 49; background: var(--surface); border-radius: 24px; box-shadow: var(--shadow-lg); padding: 14px; flex-direction: column; gap: 4px; }
  .mnav.on { display: flex; }
  .mnav a { padding: 12px 14px; border-radius: 14px; font-weight: 600; }
  .mnav a:hover { background: var(--surface-2); }
  .mnav .btn { margin-top: 8px; }
  .hero .wrap, .split .wrap { grid-template-columns: 1fr; }
  .split.rev .visual { order: 0; }
  .stage { max-width: 560px; margin: 10px auto 0; width: 100%; }
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .strip .wrap { grid-template-columns: repeat(2, 1fr); }
  .prices { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .cta-box { grid-template-columns: 1fr; padding: 44px 32px; }
  .cta-box .acts { justify-content: flex-start; }
  footer .cols { grid-template-columns: 1fr 1fr; }
  .auth { grid-template-columns: minmax(0, 1fr); }
  .auth-side { display: none; }
  .auth-card .mlogo { display: block; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 18px; }
  section { padding: 64px 0; }
  .hero { padding-top: 18px; }
  .hero p.lead { font-size: 16.5px; }
  .hero-cta .btn { flex: 1; }
  .stage { height: 520px; }
  .stage-bg { inset: 40px 0 20px 0; border-radius: 32px; }
  .stage .p1 { left: 6%; width: 220px; }
  .stage .p2 { right: 2%; width: 200px; top: 90px; }
  .chipcard { padding: 10px 12px; }
  .chipcard.c1 { bottom: 70px; left: -4px; }
  .chipcard.c2 { right: -4px; bottom: 6px; }
  .grid4, .steps, .strip .wrap { grid-template-columns: 1fr; }
  .visual { min-height: 500px; }
  .v-sema .phone { width: 240px; }
  .legend-card { top: auto; bottom: 10px; right: -4px; }
  .tooth-card { bottom: 120px; left: -4px; }
  .v-xray .p-a { width: 220px; left: 0; }
  .v-xray .p-b { width: 200px; right: 0; }
  .web { margin: 0; border-radius: 32px; }
  .cta-box { border-radius: 30px; padding: 36px 24px; }
  .cta-box .acts .btn { flex: 1; }
  footer .cols { grid-template-columns: 1fr; }
  .auth-card { padding: 30px 22px 24px; border-radius: 28px; }
  .auth-main .back { top: 18px; left: 18px; }
}

/* ================= hafif glass ================= */
.eyebrow, .chipcard, .legend-card, .tooth-card, .bill, .burger, .mnav { background: var(--glass); -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); }
.chipcard, .legend-card, .tooth-card { background: var(--glass-strong); }
.btn-line { background: var(--glass-strong); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: inset 0 0 0 1px var(--glass-brd), 0 6px 18px -10px rgba(10, 26, 61, .25); }
.nav.scrolled { background: rgba(238, 241, 246, .6); -webkit-backdrop-filter: blur(20px) saturate(170%); backdrop-filter: blur(20px) saturate(170%); }
.web { background: rgba(255, 255, 255, .42); -webkit-backdrop-filter: blur(24px) saturate(150%); backdrop-filter: blur(24px) saturate(150%); border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); }
.tab { background: rgba(255, 255, 255, .6); border: 1px solid var(--glass-brd); }
.tab.active { border-color: var(--navy); }
.browser { background: rgba(255, 255, 255, .7); border: 1px solid var(--glass-brd); }
.browser-bar { background: rgba(245, 247, 251, .6); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); }
.ico { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .7); }
.ico i { font-size: 26px; }
.checks li i { font-size: 22px; }
.hero-trust i { font-size: 19px; }
.faq summary .pm { background: rgba(255, 255, 255, .7); }
.inp input { background: rgba(245, 247, 251, .7); }
.demo-box { background: rgba(221, 244, 244, .7); border: 1px solid rgba(255, 255, 255, .8); }
/* telefon çerçevesi: buzlu cam kasa */
.phone { background: rgba(255, 255, 255, .5); -webkit-backdrop-filter: blur(16px) saturate(160%); backdrop-filter: blur(16px) saturate(160%); border: 1px solid rgba(255, 255, 255, .7); }
/* koyu (lacivert) pencereler: cam kenar ve iç ışık */
.stage-bg, .price.pop, .cta-box, .visual .panel.navy, .auth-side { border: 1px solid var(--glass-dark-brd); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), var(--shadow-lg); }
.price.pop { -webkit-backdrop-filter: none; backdrop-filter: none; }
.visual .panel { border: 1px solid var(--glass-brd); box-shadow: var(--glass-shadow); }
.btn-ghost { background: rgba(255, 255, 255, .08); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.cta-box .glass-note, .stage .glass-note { display: none; }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .strip-item, .fcard, .step, .price:not(.pop), .faq details, .auth-card, .chipcard, .legend-card, .tooth-card, .mnav { background: rgba(255, 255, 255, .94); }
}