/* =========================================================
   PriceONN v2 · giriş, kayıt, çıkış onayı ve hesap sayfası
   Görünüm: tasarim/07-html-sablon/giris.html, kayit.html, hesap.html; site kabuğunun (site.css) panel diliyle.
   Yazı boyutları yalnızca TASARIM-PLANI 6.2 ölçeğinden (12 14 16 18 24 30). 12 px altı yok.

   Giriş ve kayıt görünüm parçaları (templates/auth/views/*) hem SAYFADA (.auth-card) hem MODALDA (.auth-sheet)
   basılır; biçim burada TEK yerde. Modal kabuğu auth-modal.css'te.
   Referans kalite: sade, dengeli boşluk, net hiyerarşi, tek vurgu rengi (eylem mavisi), yumuşak derinlik.
   ========================================================= */

/* ---------- giriş / kayıt kartı ----------
   İki panelli kart (A2 premium, 1 Ekim 2026): .auth-duo = marka paneli (.auth-brand, _panel.php) + form (.auth-main).
   Telefonda panel üstte ince şerit, form altta tek sütun; 600-899 px'te kart 680 px, şerit + iki sütunlu alanlar;
   900 px ve üstünde paneller yan yana (280 + form), kart 800 px. Modal (.auth-sheet) AYNI panel biçimini devralır;
   yalnız kabuk ölçüleri auth-modal.css'te. Tek panelli .auth-card (hesap kartı vb.) olduğu gibi kalır. */
.auth-wrap{display:flex;justify-content:center;padding:8px 0 24px}
.auth-card{position:relative;width:100%;max-width:440px;padding:24px 20px 24px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--r-xl);box-shadow:0 24px 64px -24px rgba(11,18,32,.22),var(--shadow-1);overflow:hidden}
.auth-card.auth-duo{padding:0;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
.auth-duo .auth-main{min-width:0;padding:20px 20px 24px}
:root[data-theme=dark] .auth-card{background:linear-gradient(180deg,#111727,#0e1320);border-color:rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 24px 64px -24px rgba(0,0,0,.6)}
@media (prefers-color-scheme:dark){
  :root:not([data-theme=light]) .auth-card{background:linear-gradient(180deg,#111727,#0e1320);border-color:rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 24px 64px -24px rgba(0,0,0,.6)}
}
.auth-card::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;z-index:2;pointer-events:none;background:linear-gradient(90deg,var(--onn-1),var(--onn-2),var(--onn-3),var(--onn-4));opacity:.9}
.auth-mark{display:block;width:44px;height:44px;margin:0 0 20px;filter:drop-shadow(0 2px 6px rgba(36,124,191,.25))}

/* =========================================================
   MARKA PANELİ (.auth-brand): her iki temada koyu lacivert marka yüzeyi (TASARIM-YONU-v1esinli.md 2: hero bandı
   ailesi). Metin renkleri yüzeyin kendi mavisinden türetilir, gri değil; AA ölçüldü (docs/ekran/giris-premium).
   Üç katman: zemin gradyanı + iki ışık, maskeli 32 px ızgara (::before), gren (::after); hepsi aria-hidden.
   Telefon ve tablet (< 900): tek satır şerit (logo + fiyat + değişim); masaüstü: dikey panel.
   ========================================================= */
.auth-brand{
  --ab-ink:#f2f4f8;--ab-ink-2:#bfcdea;--ab-ink-3:#a4b5d8;--ab-line:rgba(255,255,255,.1);--ab-onn:#58d8e3;
  --ab-up:#3dd47a;--ab-down:#ff6b6f;--ab-warn:#f5a524;
  --logo-tile:#2e8ad2;--logo-price:#f2f4f8;--logo-onn:#58d8e3;
  position:relative;isolation:isolate;overflow:hidden;min-width:0;color:var(--ab-ink);
  background:
    radial-gradient(520px 320px at 112% -12%,rgba(58,120,255,.38),transparent 62%),
    radial-gradient(420px 300px at -12% 112%,rgba(44,201,216,.2),transparent 64%),
    linear-gradient(160deg,#0b1a40 0%,#0f2358 46%,#09142f 100%);
  display:flex;align-items:center;gap:12px;min-height:64px;padding:12px 16px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.auth-brand::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(140,170,255,.075) 1px,transparent 1px),linear-gradient(90deg,rgba(140,170,255,.075) 1px,transparent 1px);
  background-size:32px 32px;background-position:-1px -1px;
  -webkit-mask-image:radial-gradient(130% 100% at 20% 10%,#000 20%,transparent 100%);mask-image:radial-gradient(130% 100% at 20% 10%,#000 20%,transparent 100%)}
.auth-brand::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.7;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E") 0 0/240px 240px}
/* Işık huzmesi ve camgöbeği halka: yalnız dikey panelde (masaüstü) görünür. */
.ab-fx{display:none;position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.ab-fx-a{position:absolute;left:-30%;top:18%;width:160%;height:140px;transform:rotate(-24deg);background:linear-gradient(90deg,transparent 10%,rgba(140,196,255,.16) 50%,transparent 90%);filter:blur(22px)}
.ab-fx-b{position:absolute;right:-70px;bottom:-90px;width:220px;height:220px;border-radius:50%;border:1px solid rgba(88,216,227,.22);box-shadow:0 0 0 28px rgba(88,216,227,.05),0 0 80px rgba(88,216,227,.18) inset}
/* Logo: sembol + kelime markası, panelde beyaz "Price" ve camgöbeği "ONN". */
.ab-head{display:flex;align-items:center;gap:12px;min-width:0;flex:1 1 auto}
.ab-logo{display:inline-flex;align-items:center;flex:none}
.ab-logo-svg{display:block;height:24px;width:auto;filter:drop-shadow(0 2px 8px rgba(46,138,210,.35))}
/* Şerit modundaki küçük fiyat (telefon, tablet). Masaüstünde gizli; kart basılır. */
.ab-mini{display:inline-flex;align-items:baseline;gap:8px;margin-left:auto;min-width:0;white-space:nowrap}
.ab-mini b{font-size:1rem;line-height:1.5rem;font-weight:700;letter-spacing:-.01em}
.ab-chg{font-size:.75rem;line-height:1rem;font-weight:600;color:var(--ab-ink-3);white-space:nowrap}
.ab-chg.s-up{color:var(--ab-up)}.ab-chg.s-down{color:var(--ab-down)}
.ab-chg:empty{display:none}
.ab-claim,.ab-quote,.ab-trust{display:none}
@media (max-width:359px){.ab-mini .ab-chg{display:none}}

/* Dikey panel (masaüstü): logo, değer cümlesi, canlı fiyat kartı, altta üç özellik satırı. */
@media (min-width:900px){
  .auth-brand{flex-direction:column;align-items:stretch;justify-content:flex-start;gap:20px;padding:28px 24px 24px;border-bottom:0;border-right:1px solid rgba(255,255,255,.08)}
  .ab-fx{display:block}
  .ab-head{flex:none}
  .ab-logo-svg{height:30px}
  .ab-mini{display:none}
  .ab-claim{display:block;margin:0;font-size:1.125rem;line-height:1.625rem;font-weight:600;letter-spacing:-.012em;color:var(--ab-ink);text-wrap:balance;max-width:22ch}
  .ab-claim b{font-weight:600;color:var(--ab-onn);text-shadow:0 0 24px rgba(88,216,227,.35)}
  .ab-quote{display:block;position:relative;padding:14px 16px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.12);
    background:linear-gradient(180deg,rgba(9,15,34,.58),rgba(6,11,26,.44));
    box-shadow:0 1px 0 rgba(255,255,255,.07) inset,0 20px 40px -26px rgba(0,0,0,.85);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
  .ab-q-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
  .ab-q-id{display:flex;flex-direction:column;min-width:0}
  .ab-q-id b{font-size:.875rem;line-height:1.25rem;font-weight:600}
  .ab-q-id small{font-size:.75rem;line-height:1rem;color:var(--ab-ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .ab-pill{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 8px;border-radius:11px;font-size:.75rem;line-height:1rem;font-weight:600;white-space:nowrap;color:var(--ab-ink-2);background:rgba(255,255,255,.08)}
  .ab-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
  .ab-pill.st-live{color:var(--ab-up);background:rgba(61,212,122,.14)}
  .ab-pill.st-stale{color:var(--ab-warn);background:rgba(245,165,36,.14)}
  .ab-q-px{display:flex;align-items:baseline;gap:6px;margin:10px 0 0;font-size:1.5rem;line-height:2rem;font-weight:700;letter-spacing:-.02em;color:var(--ab-ink)}
  .ab-q-px small{font-size:.75rem;line-height:1rem;font-weight:600;color:var(--ab-ink-3);font-family:var(--font-sans);letter-spacing:.04em}
  .ab-q-chg{display:flex;align-items:baseline;gap:8px;margin:2px 0 0;min-width:0}
  .ab-q-chg .ab-chg{font-size:.875rem;line-height:1.25rem}
  .ab-q-cap{font-size:.75rem;line-height:1rem;color:var(--ab-ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .ab-spark{display:block;width:100%;height:56px;margin:10px 0 0;overflow:visible;color:var(--ab-ink-2)}
  .ab-spark.s-up{color:var(--ab-up)}.ab-spark.s-down{color:var(--ab-down)}
  .ab-sp-l{stroke-linejoin:round;stroke-linecap:round}
  .ab-q-meta{display:flex;justify-content:space-between;gap:8px;margin:8px 0 0;font-size:.75rem;line-height:1rem;color:var(--ab-ink-3);white-space:nowrap}
  .ab-q-meta time{color:var(--ab-ink-2);font-family:var(--font-num);font-variant-numeric:tabular-nums}
  .ab-trust{display:grid;gap:0;margin:auto 0 0;padding:4px 0 0;list-style:none}
  .ab-trust li{display:flex;align-items:center;gap:10px;min-height:36px;font-size:.875rem;line-height:1.25rem;font-weight:500;color:var(--ab-ink-2);border-top:1px solid var(--ab-line)}
  .ab-trust li:first-child{border-top:0}
  .ab-trust svg.i{width:16px;height:16px;flex:none;color:var(--ab-onn)}
}
/* Fiyat güncellenince (modal yoklaması) rakam yön renginde kısa parlar; yalnız renk ve opaklık. */
.ab-flash-up [data-aq-price],.ab-flash-down [data-aq-price]{transition:color 900ms cubic-bezier(.16,1,.3,1)}
.ab-flash-up [data-aq-price]{color:var(--ab-up)}
.ab-flash-down [data-aq-price]{color:var(--ab-down)}

/* HAREKET: tek sahne. Kart gelir (modal: auth-modal.css), panel içeriği 55 ms kademeyle belirir, kıvılcım çizgisi
   soldan sağa çizilir, alan dolgusu ardından solar. Sayfada ilk boyamada bir kez; modalda her açılışta (.show).
   prefers-reduced-motion: hiçbiri; çizgi çizili durur. */
@media (prefers-reduced-motion:no-preference){
  .auth-duo .auth-brand>[style*="--i"],.auth-sheet.show .auth-brand>[style*="--i"]{animation:ab-in 520ms cubic-bezier(.23,1,.32,1) both;animation-delay:calc(90ms + var(--i) * 55ms)}
  .auth-duo .ab-sp-l,.auth-sheet.show .ab-sp-l{stroke-dasharray:1;stroke-dashoffset:1;animation:ab-draw 900ms cubic-bezier(.23,1,.32,1) 320ms forwards}
  .auth-duo .ab-sp-a,.auth-sheet.show .ab-sp-a{animation:ab-fade 600ms ease-out 900ms both}
}
@keyframes ab-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes ab-draw{to{stroke-dashoffset:0}}
@keyframes ab-fade{from{opacity:0}to{opacity:1}}

/* ---------- Giriş / Kayıt geçişi: iki eşit sekme, aktif olan eylem rengi ve 2 px alt çizgi ---------- */
.auth-tabs{display:grid;grid-template-columns:1fr 1fr;margin:0 0 20px;border-bottom:1px solid var(--border-subtle)}
.auth-tabs a{position:relative;display:flex;align-items:center;justify-content:center;min-height:44px;margin-bottom:-1px;font-size:.875rem;line-height:1.25rem;font-weight:500;color:var(--text-secondary);text-decoration:none;border-bottom:2px solid transparent;transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease)}
.auth-tabs a:hover{color:var(--text-primary)}
.auth-tabs a[aria-current]{color:var(--action-text);font-weight:600;border-bottom-color:var(--action-text)}
.auth-tabs a:focus-visible{outline:2px solid var(--focus);outline-offset:-2px;border-radius:var(--r-sm)}

/* ---------- başlık ve alt başlık ---------- */
.auth-h{margin:0 0 4px;font-size:1.5rem;line-height:2rem;font-weight:600;letter-spacing:-.02em;text-wrap:balance}
.auth-sub{margin:0 0 20px;color:var(--text-secondary);font-size:.875rem;line-height:1.25rem;text-wrap:pretty}
.auth-note{margin:0 0 16px}
/* Hata ve durum duyurusu: boşken yer kaplamaz, dolduğunda ekran okuyucu okur (role=alert, aria-live). */
.auth-msg:empty{display:none}
.auth-msg .notice{margin:0 0 16px;border:1px solid transparent}
.auth-msg .notice.err{border-color:color-mix(in srgb,var(--down) 28%,transparent);color:var(--text-primary)}
/* Caps Lock uyarısı: yanlış şifrenin en sık sebebi. Yazı boyutu 12 px (plan 6.2 alt sınırı). */
.caps{display:block;font-size:.75rem;line-height:1rem;color:var(--warn);font-weight:500}
/* `display` verilen her öğede `hidden` niteliği açıkça geçersiz kılınır: bazı tarayıcıların varsayılan
   [hidden] kuralı yazar kuralının altında kalır ve uyarı hiç kapanmaz. */
.caps[hidden]{display:none}
.auth-fine{margin:-4px 0 0;font-size:.75rem;line-height:1rem;color:var(--text-tertiary)}
.auth-note span{min-width:0;overflow-wrap:anywhere}

/* ---------- form: etiket üstte, 48 px alan, odakta eylem rengi halkası ---------- */
.auth-form{display:grid;gap:16px}
.auth-form .fld>label{color:var(--text-primary)}
.auth-form .input{background:var(--bg-canvas);border-color:var(--border-control);box-shadow:var(--shadow-1);transition:border-color var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease),background var(--t-fast) var(--ease);caret-color:var(--action-text)}
:root[data-theme=dark] .auth-form .input{background:rgba(10,14,26,.6);box-shadow:inset 0 1px 2px rgba(0,0,0,.3)}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .auth-form .input{background:rgba(10,14,26,.6);box-shadow:inset 0 1px 2px rgba(0,0,0,.3)}}
.auth-form .input:hover{border-color:var(--text-tertiary)}
.auth-form .input:focus-visible{outline:0;border-color:var(--action-text);box-shadow:0 0 0 3px color-mix(in srgb,var(--action-text) 24%,transparent)}
.auth-form .fld.invalid .input{border-color:var(--down)}
.auth-form .fld.invalid .input:focus-visible{box-shadow:0 0 0 3px color-mix(in srgb,var(--down) 22%,transparent)}
/* Tarayıcı otomatik doldurma rengi temaya uyar (sarı dolgu yok). */
.auth-form .input:-webkit-autofill,.auth-form .input:-webkit-autofill:focus{-webkit-text-fill-color:var(--text-primary);-webkit-box-shadow:0 0 0 1000px var(--bg-canvas) inset;transition:background-color 9999s}
.auth-form ::selection{background:color-mix(in srgb,var(--action-text) 28%,transparent)}
.auth-form .pw button{color:var(--text-tertiary);transition:color var(--t-fast) var(--ease),background var(--t-fast) var(--ease)}
.auth-form .pw button:hover{color:var(--text-primary);background:var(--bg-raised)}
.auth-form .pw button[aria-pressed=true]{color:var(--action-text)}
.auth-row{margin-top:-4px}
.auth-row .chk{padding-top:0;align-items:center}
.auth-row .t-sm{font-weight:500;color:var(--action-text);text-decoration:none}
.auth-row .t-sm:hover{text-decoration:underline;text-underline-offset:3px}
.chk input{border-radius:5px}

/* Birincil düğme: tek vurgu. Üstte ince ışık, altında renkli yumuşak gölge; basınca 1 px iner. */
.auth-form .btn-primary,.auth-card>.btn-primary,.auth-main>.btn-primary{background:linear-gradient(180deg,#2676bc,var(--action-bg));box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 8px 20px -8px rgba(31,111,178,.65);transition:background var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease),transform var(--t-fast) var(--ease)}
.auth-form .btn-primary:hover{background:linear-gradient(180deg,#2373b7,var(--action-bg-hover));box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 10px 24px -8px rgba(31,111,178,.75)}
.auth-form .btn-primary:active{transform:translateY(1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.1),0 4px 12px -6px rgba(31,111,178,.6)}
.auth-form .btn[disabled]{opacity:.85;cursor:progress;transform:none}
/* Yükleniyor: düğmede dönen gösterge, metin data-busy'den (auth-modal.js / auth.js). */
.btn.is-busy::before{content:"";width:16px;height:16px;flex:none;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:auth-spin .7s linear infinite}
@keyframes auth-spin{to{transform:rotate(360deg)}}
/* Başarı: kısa onay, sonra yönlendirme. */
.btn.is-done{background:var(--up)!important;box-shadow:none!important}
:root[data-theme=dark] .btn.is-done{color:#0a0e1a}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .btn.is-done{color:#0a0e1a}}
.btn.is-done::before{content:"";width:16px;height:16px;flex:none;background:currentColor;-webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><path d="M20 6 9 17l-5-5"/></svg>') center/contain no-repeat;mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><path d="M20 6 9 17l-5-5"/></svg>') center/contain no-repeat}
@media (prefers-reduced-motion:reduce){.btn.is-busy::before{animation:none;border-right-color:currentColor;opacity:.5}}

/* ---------- şifre gücü (kayıt): dürüst ölçü, uzunluk ve çeşitlilik; 4 çubuk + etiket ---------- */
.pw-meter{display:flex;align-items:center;gap:10px;margin-top:2px}
.pw-meter[hidden]{display:none}
.pw-bars{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;flex:1 1 auto;min-width:0}
.pw-bars i{height:4px;border-radius:2px;background:var(--border-subtle);transition:background var(--t-mid) var(--ease)}
.pw-lbl{flex:none;font-size:.75rem;line-height:1rem;font-weight:500;color:var(--text-tertiary);min-width:3rem;text-align:right}
.pw-meter[data-score="1"] i:nth-child(-n+1){background:var(--down)}
.pw-meter[data-score="2"] i:nth-child(-n+2){background:var(--warn)}
.pw-meter[data-score="3"] i:nth-child(-n+3){background:var(--action-text)}
.pw-meter[data-score="4"] i{background:var(--up)}
.pw-meter[data-score="1"] .pw-lbl{color:var(--down)}
.pw-meter[data-score="2"] .pw-lbl{color:var(--warn)}
.pw-meter[data-score="3"] .pw-lbl{color:var(--action-text)}
.pw-meter[data-score="4"] .pw-lbl{color:var(--up)}

/* ---------- bağlantılar ve notlar ---------- */
.auth-alt{margin:20px 0 0;font-size:.875rem;line-height:1.25rem;color:var(--text-secondary);text-align:center}
.auth-alt a{display:inline-flex;align-items:center;gap:4px;color:var(--action-text);font-weight:500;text-decoration:none}
.auth-alt a:hover{text-decoration:underline;text-underline-offset:3px}
.auth-alt a svg.i{width:16px;height:16px}
/* Dokunma alanı: cümle içindeki bağlantı da en az 44 px yükseklik alır. Dolgu negatif kenar boşluğuyla
   dengelendiği için yerleşim kaymaz (satır yüksekliği 20 px + 2x12 px dolgu = 44 px). */
.auth-alt a,.fld .chk a,.auth-legal a{padding:12px 2px;margin-top:-12px;margin-bottom:-12px}
.auth-legal a{display:inline-block;padding:14px 2px;margin-top:-14px;margin-bottom:-14px}
.auth-row .t-sm{display:inline-flex;align-items:center;min-height:44px;padding:0 2px;margin:0}
.auth-alt+.auth-alt{margin-top:8px}
/* Geri sayım: bağlantı ya da düğme bekleme süresince pasif (auth.js data-countdown). */
a[aria-disabled=true]{pointer-events:none;color:var(--text-tertiary);font-weight:400}
.auth-legal{margin:20px 0 0;font-size:.75rem;line-height:1rem;color:var(--text-tertiary);text-align:center;text-wrap:pretty}
.auth-legal a{color:var(--text-secondary);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--border-control)}
.auth-legal a:hover{color:var(--text-primary)}
.auth-card .big-ico{margin-top:0}
.btn-block{display:flex;width:100%;min-height:48px}

/* ---------- "e-posta yolda": zarf simgesi, başlık, metin, yeniden gönder + geri sayım ---------- */
.auth-sent-ico{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:4px 0 16px;background:var(--action-tint);color:var(--action-text);box-shadow:0 0 0 8px color-mix(in srgb,var(--action-text) 7%,transparent)}
.auth-sent-ico svg.i{width:26px;height:26px}
.auth-sent-ico.is-fail{background:var(--warn-tint);color:var(--warn);box-shadow:0 0 0 8px color-mix(in srgb,var(--warn) 7%,transparent)}
.auth-sent-p{margin:0 0 8px;font-size:1rem;line-height:1.5rem;color:var(--text-secondary)}
.auth-sent-p b{color:var(--text-primary);font-weight:600;overflow-wrap:anywhere}
.auth-sent-hint{margin:0 0 20px}

/* ---------- sağlayıcı düğmeleri (Google, Apple): resmi marka kuralları ---------- */
.auth-prov{display:grid;gap:10px}
.prov{gap:10px;min-height:48px;font-size:1rem;line-height:1.5rem;font-weight:500;box-shadow:var(--shadow-1);transition:background var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease),transform var(--t-fast) var(--ease)}
.prov:active{transform:translateY(1px)}
.prov-mk{flex:none;width:20px;height:20px}
.prov-apple .prov-mk{width:18px;height:22px;margin-top:-2px}
/* Google: beyaz zemin + gri kenarlık (kendi kuralı). Karanlık temada Google'ın koyu düğme kuralı. */
.prov-google{background:#fff;border-color:#dadce0;color:#1f1f1f}
.prov-google:hover{background:#f7f8f8;border-color:#c6c9cc;box-shadow:0 2px 8px rgba(11,18,32,.08)}
:root[data-theme=dark] .prov-google{background:#131314;border-color:#8e918f;color:#e3e3e3;box-shadow:none}
:root[data-theme=dark] .prov-google:hover{background:#1e1f20;border-color:#a2a9b0}
/* Apple: aydınlıkta siyah, karanlıkta beyaz düğme (Apple'ın iki resmi biçimi). */
.prov-apple{background:#000;border-color:#000;color:#fff}
.prov-apple:hover{background:#1a1a1a;border-color:#1a1a1a;box-shadow:0 2px 8px rgba(0,0,0,.25)}
:root[data-theme=dark] .prov-apple{background:#fff;border-color:#fff;color:#000;box-shadow:none}
:root[data-theme=dark] .prov-apple:hover{background:#eaeaea;border-color:#eaeaea}
@media (prefers-color-scheme:dark){
  :root:not([data-theme=light]) .prov-google{background:#131314;border-color:#8e918f;color:#e3e3e3;box-shadow:none}
  :root:not([data-theme=light]) .prov-google:hover{background:#1e1f20;border-color:#a2a9b0}
  :root:not([data-theme=light]) .prov-apple{background:#fff;border-color:#fff;color:#000;box-shadow:none}
  :root:not([data-theme=light]) .prov-apple:hover{background:#eaeaea;border-color:#eaeaea}
}
/* "veya e-posta ile" ayıracı: iki yanda tam genişlik ince çizgi (priceonn.css .or), metin küçük harf. */
.auth-or{margin:20px 0;text-transform:none;letter-spacing:0;font-size:.75rem;line-height:1rem;color:var(--text-tertiary)}
.fld .chk{padding-top:0}
.fld .chk a{display:inline-block;font-weight:500;color:var(--action-text);text-decoration:none}
.fld .chk a:hover{text-decoration:underline;text-underline-offset:3px}
.fld.invalid .chk input{outline:2px solid var(--down);outline-offset:2px;border-radius:4px}
/* 600 px ve üstü: kart 680 px; sağlayıcılar yan yana, formun ilk iki alanı yan yana (kayıtta kullanıcı adı +
   e-posta, girişte e-posta + şifre), gerisi tam satır. Sayfa ve modal AYNI kural (tek kaynak); telefonda tek sütun. */
@media (min-width:600px){
  .auth-wrap{padding:24px 0 32px}
  .auth-card{padding:28px 28px 28px}
  .auth-card.auth-duo{max-width:680px;padding:0}
  .auth-duo .auth-main{padding:20px 28px 28px}
  .auth-duo .auth-prov,.auth-sheet .auth-prov{grid-template-columns:1fr 1fr}
  .auth-duo .auth-form,.auth-sheet .auth-form{grid-template-columns:1fr 1fr;column-gap:16px;align-items:start}
  .auth-duo .auth-form>*,.auth-sheet .auth-form>*{grid-column:1 / -1}
  .auth-duo .auth-form>div.fld:nth-of-type(1),.auth-duo .auth-form>div.fld:nth-of-type(2),
  .auth-sheet .auth-form>div.fld:nth-of-type(1),.auth-sheet .auth-form>div.fld:nth-of-type(2){grid-column:auto}
}
/* 900 px ve üstü: paneller yan yana. Marka 280 px, form kalan; kart 800 px. Başlık bir adım büyür (30/36). */
@media (min-width:900px){
  .auth-wrap{padding:40px 0 48px}
  .auth-card.auth-duo{max-width:800px;grid-template-columns:280px minmax(0,1fr);grid-template-rows:minmax(0,1fr)}
  .auth-duo .auth-main{padding:28px 32px 32px}
  .auth-duo .auth-h,.auth-sheet .auth-h{font-size:1.875rem;line-height:2.25rem;letter-spacing:-.025em}
}

/* ---------- ilk girişteki bilgi notu (layout) ---------- */
.welcome{margin:0 0 16px}