/* ============================================================
   B2B Kimlik Sayfalari (Account/*)
   Rehber: docs/B2B_UI_GUIDE.md §2, §3, §4, §5, §6, §9, §11

   Kapsam: Giris, Telefon Dogrulama, Kimlik Dogrulama (2FA),
           Sifremi Unuttum, Sifre Sifirlama, E-posta Onaylama,
           Erisim Engellendi.

   Bu dosya `themes/b2b/css/login.css` + `phone-verification.css`
   ikilisinin yerini alir (ikisi de tanimsiz token ve hardcoded renk
   kullaniyordu — Rehber §2.3).

   YERLESIM SOZLESMESI
   -------------------
   <992px : tek sutun — [kompakt gorsel bandi][form]
   >=992px: iki sutun  — [form | tam yukseklik gorsel]
   Yukseklik daima icerikten gelir; `height: 100vh` KULLANILMAZ
   (mobil tarayici adres cubugu yuzunden icerigi kirpar).

   Kapsamlama kurali: her secici `.auth-page` ile baslar.
   Kutuphane siniflarina (.form-control, .nav-tabs, .btn) kapsamsiz
   kural yazilmaz — Rehber §15/06.08.2026 dersleri.
   ============================================================ */

/* ------------------------------------------------------------
   1) Sayfa iskeleti
   ------------------------------------------------------------ */
.auth-page {
    display: grid;
    grid-template-columns: 1fr;
    min-height: 100vh;
    min-height: 100dvh;
    background-color: var(--bg-surface);
}

/* Form sutunu.
   `<992px`: kabuk sutunu doldurur, artan bosluk gorsel bandina gider (bkz. §4)
   ve formun son ogesi ekranin altina oturur. */
.auth-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 2rem 0.75rem 2.5rem;
}

/* Formun okunabilirlik genisligi — sabit px genislik degil, tavan (Rehber §11.2/4) */
.auth-shell {
    width: 100%;
    max-width: 27.5rem; /* 440px */
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    row-gap: 1.5rem;
    min-width: 0;
}

/* ------------------------------------------------------------
   2) Ust gezinme (geri / anasayfa)
   ------------------------------------------------------------ */
.auth-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.auth-page .auth-nav .btn {
    width: 2.75rem; /* 44px dokunma hedefi — Rehber §11.2/3 */
    height: 2.75rem;
    padding: 0;
    flex: 0 0 auto;
}

/* ------------------------------------------------------------
   3) Marka + baslik
   ------------------------------------------------------------ */
.auth-brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.auth-brand-logo {
    height: 2rem;
    width: auto;
    max-width: 9rem;
    object-fit: contain;
}

.auth-brand-name {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-main);
    letter-spacing: 0.02em;
}

.auth-head {
    display: flex;
    flex-direction: column;
    row-gap: 0.375rem;
}

.auth-page .auth-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--text-main);
    margin: 0;
}

.auth-subtitle {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);
    color: var(--text-secondary);
    margin: 0;
    overflow-wrap: anywhere;
}

    .auth-subtitle strong {
        font-weight: var(--font-weight-semibold);
        color: var(--text-main);
    }

/* ------------------------------------------------------------
   4) Gorsel
   `<992px` bant (eskiden 426–991px arasi gorselsizdi),
   `>=992px` sag sutunda tam yukseklik.

   YUKSEKLIK SOZLESMESI (`<992px`):
   Bant sabit yukseklik ALMAZ; `.auth-shell` icindeki artan boslugu emer
   (`flex: 1 1 auto`). Kisa sayfada buyur ve formun son ogesi tam ekranin
   altina oturur; uzun formda `min-height`e kadar kuculur, sonrasinda sayfa
   normal sekilde kayar. Kap `overflow: hidden` oldugu icin `object-fit: cover`
   gorseli her yukseklikte dogru kirpar.
   ------------------------------------------------------------ */
.auth-visual {
    position: relative;
    width: 100%;
    flex: 1 1 auto;
    min-height: 6rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--gray-100);
}

    /* Mutlak konum: gorsel yuksekligi ICERIKTEN degil yalnizca flex'ten gelir.
       (Yuzde yukseklik zinciri kurmak yerine bu yol, kabin yuksekligi
       hesaplandiktan sonra gorseli birebir doldurur.) */
    .auth-visual picture {
        position: absolute;
        inset: 0;
        display: block;
    }

/* `object-position` UST kenara sabitlenir: kap kisaldikca kirpma ASAGIDAN olur,
   gorselin ust bolumu (marka/urun kompozisyonunun onemli kismi) hep gorunur kalir.
   Varsayilan `50% 50%` merkezden kirptigi icin yukarisi da kesiliyordu. */
.auth-visual-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 0;
}

.auth-media {
    display: none;
}

/* ------------------------------------------------------------
   5) Sekmeler (Giris sayfasi)
   ------------------------------------------------------------ */
.auth-page .auth-tabs {
    border-bottom: 1px solid var(--border-color);
    gap: 0.25rem;
    flex-wrap: nowrap;
    margin-bottom: 1.25rem;
}

.auth-page .auth-tabs .nav-link {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background: none;
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    padding: 0.75rem 0.875rem;
    min-height: 2.75rem;
    white-space: nowrap;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

    .auth-page .auth-tabs .nav-link:hover {
        color: var(--primary-color);
        border-bottom-color: var(--border-color-medium);
    }

    .auth-page .auth-tabs .nav-link.active {
        color: var(--primary-color);
        background: none;
        border-bottom-color: var(--primary-color);
    }

    .auth-page .auth-tabs .nav-link:focus-visible {
        outline: none;
        box-shadow: var(--focus-ring);
    }

/* ------------------------------------------------------------
   6) Form
   ------------------------------------------------------------ */
.auth-form {
    display: flex;
    flex-direction: column;
    row-gap: 1.125rem;
}

.auth-field {
    display: flex;
    flex-direction: column;
    row-gap: 0.375rem;
    min-width: 0;
}

.auth-page .auth-field label,
.auth-page .form-label {
    font-family: var(--font-family-base);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-base);
    color: var(--text-secondary);
    margin: 0;
}

.auth-page .required-mark {
    color: var(--danger);
    margin-left: 0.125rem;
}

.auth-page .form-control {
    font-family: var(--font-family-base);
    font-size: var(--font-size-md); /* 16px — iOS'ta odaklaninca sayfa zoom'lamasin */
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);
    color: var(--text-main);
    background-color: var(--bg-surface);
    padding: 0.625rem 0.875rem;
    min-height: 2.75rem; /* 44px */
    border: 1px solid var(--border-color-medium);
    border-radius: var(--radius-md);
    box-shadow: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

    .auth-page .form-control::placeholder {
        color: var(--text-light);
        opacity: 1;
    }

    .auth-page .form-control:hover {
        border-color: var(--border-color-dark);
    }

    .auth-page .form-control:focus,
    .auth-page .form-control:focus-visible {
        border-color: var(--primary-color);
        box-shadow: var(--focus-ring);
        outline: none;
    }

    .auth-page .form-control:disabled,
    .auth-page .form-control[readonly] {
        background-color: var(--gray-100);
        color: var(--text-muted);
    }

/* Sifre alani + goster/gizle butonu
   Buton yalnizca INPUT'u saran kutuya gore konumlanir; dogrulama mesaji
   bu kutunun disinda durur ki hata ciktiginda buton metnin uzerine binmesin. */
.auth-password {
    position: relative;
    min-width: 0;
}

    .auth-password .form-control {
        padding-right: 3rem;
    }

.auth-password-toggle {
    position: absolute;
    right: 0.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

    .auth-password-toggle:hover {
        color: var(--primary-color);
    }

    .auth-password-toggle:active {
        color: var(--primary-color-active);
    }

    .auth-password-toggle:focus-visible {
        outline: none;
        box-shadow: var(--focus-ring);
    }

/* Beni hatirla + sifremi unuttum satiri */
.auth-inline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.auth-page .auth-inline .form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    min-height: 2.75rem;
    padding-left: 0;
    user-select: none;
}

.auth-page .auth-inline .form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    margin: 0;
    flex: 0 0 auto;
    border: 1px solid var(--border-color-dark);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.auth-page .auth-inline .form-check-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    cursor: pointer;
    margin: 0;
}

.auth-link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    text-decoration: none;
}

    .auth-link:hover {
        color: var(--primary-color-hover);
        text-decoration: underline;
    }

/* Ana eylem — tam genislik (Rehber §5.2 "Kaydet/Giris" = btn-primary) */
.auth-page .auth-submit {
    width: 100%;
    min-height: 2.75rem;
}

.auth-actions {
    display: flex;
    flex-direction: column;
    row-gap: 0.75rem;
    margin-top: 0.25rem;
}

/* Geri sayim etiketi — buton metnini EZMEZ, yanina eklenir
   (icerigi textContent ile degistirmek buton icindeki ikonlari siler). */
.auth-countdown {
    font-variant-numeric: tabular-nums;
}

/* ------------------------------------------------------------
   7) Dogrulama kodu (OTP) alani
   ------------------------------------------------------------ */
.auth-page .auth-otp {
    font-family: var(--font-family-base);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.5em;
    text-indent: 0.5em; /* letter-spacing sagda bosluk birakir; ortalamayi duzeltir */
    text-align: center;
    min-height: 3.5rem;
    padding: 0.5rem 0.75rem;
    -moz-appearance: textfield;
    appearance: textfield;
}

    /* Sayi okunun cevirme oklari alani daraltiyor */
    .auth-page .auth-otp::-webkit-outer-spin-button,
    .auth-page .auth-otp::-webkit-inner-spin-button {
        -webkit-appearance: none;
        margin: 0;
    }

.auth-resend {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    align-self: center;
    min-height: 2.75rem;
    padding: 0 0.5rem;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background: none;
    border: 0;
    text-decoration: underline;
    text-underline-offset: 4px;
    cursor: pointer;
    transition: color var(--transition-fast);
}

    .auth-resend:hover:not(:disabled) {
        color: var(--primary-color);
    }

    .auth-resend:focus-visible {
        outline: none;
        box-shadow: var(--focus-ring);
        border-radius: var(--radius-sm);
    }

    .auth-resend:disabled {
        color: var(--gray-400);
        cursor: not-allowed;
        text-decoration: none;
    }

/* ------------------------------------------------------------
   8) Dogrulama geri bildirimi (Rehber §9.5)
   Sunucu tarafi ModelState hatalari; toast degil satir ici gosterilir.
   ------------------------------------------------------------ */
.auth-page .validation-summary-valid {
    display: none;
}

.auth-page .validation-summary-errors {
    margin: 0;
    padding: 0.75rem 0.875rem;
    border: 1px solid var(--danger);
    border-left-width: 3px;
    border-radius: var(--radius-md);
    background-color: var(--danger-light);
    color: var(--gray-900);
    font-size: var(--font-size-sm);
}

    .auth-page .validation-summary-errors ul {
        margin: 0;
        padding: 0;
        list-style: none;
    }

    .auth-page .validation-summary-errors li + li {
        margin-top: 0.25rem;
    }

.auth-page .field-validation-error {
    display: block;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--danger);
}

.auth-page .field-validation-valid:empty {
    display: none;
}

.auth-page .input-validation-error,
.auth-page .form-control.is-invalid {
    border-color: var(--danger);
}

    .auth-page .input-validation-error:focus,
    .auth-page .form-control.is-invalid:focus {
        box-shadow: var(--focus-ring-danger);
    }

/* ------------------------------------------------------------
   9) Ikincil bloklar (B2C dallari — B2B_ONLY'de render edilmez)
   ------------------------------------------------------------ */
.auth-separator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

    .auth-separator::before,
    .auth-separator::after {
        content: "";
        flex: 1 1 auto;
        height: 1px;
        background-color: var(--border-color);
    }

.auth-card-block {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    padding: 1.125rem;
    text-align: center;
}

.auth-card-block-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-main);
    margin: 0 0 0.25rem;
}

.auth-card-block-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0 0 1rem;
}

.auth-page .btn-google {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color-medium);
    color: var(--text-main);
}

    .auth-page .btn-google:hover {
        background-color: var(--gray-100);
        border-color: var(--border-color-dark);
        color: var(--text-main);
    }

    .auth-page .btn-google:active {
        background-color: var(--gray-200);
    }

    .auth-page .btn-google:focus-visible {
        box-shadow: var(--focus-ring);
    }

    .auth-page .btn-google img {
        width: 1.125rem;
        height: 1.125rem;
    }

/* Yardimci not satiri */
.auth-note {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-align: center;
    margin: 0;
}

/* ------------------------------------------------------------
   10) Durum sayfasi (Erisim Engellendi)
   ------------------------------------------------------------ */
.auth-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    row-gap: 1rem;
}

.auth-state-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: var(--radius-full);
    background-color: var(--danger-light);
    color: var(--danger);
    font-size: var(--font-size-2xl);
}

.auth-state-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
}

/* ------------------------------------------------------------
   11) Kirilimlar (Rehber §11.1 — 375 / 768 / 1440 test viewport'lari)
   Yan bosluklar §11.6 kademeleriyle ayni: 0.75 → 1 → 1.5 → 3 rem
   ------------------------------------------------------------ */
@media (min-width: 576px) {
    .auth-panel {
        padding: 2.5rem 1rem 3rem;
    }
}

@media (min-width: 768px) {
    .auth-panel {
        padding: 3rem 1.5rem;
    }

    .auth-shell {
        max-width: 30rem;
        row-gap: 1.75rem;
    }

    .auth-visual {
        min-height: 8rem;
    }
}

/* Tek sutun modunda basliklar ortalanir (istek: "mobilde basliklar ortalansin") */
@media (max-width: 991.98px) {
    .auth-brand {
        justify-content: center;
    }

    .auth-head {
        text-align: center;
    }

    .auth-nav {
        margin-bottom: -0.5rem; /* Ortalanan markanin ustunde fazladan bosluk kalmasin */
    }
}

@media (min-width: 992px) {
    .auth-page {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }

    .auth-panel {
        padding: 3rem 2rem;
        justify-content: center;
    }

    /* Iki sutunlu modda kabuk dikeyde ortalanir; esneme gerekmez. */
    .auth-shell {
        flex: 0 1 auto;
    }

    /* Kompakt bant yerini sag sutundaki tam yukseklik gorseline birakir */
    .auth-visual {
        display: none;
    }

    .auth-media {
        display: block;
        position: relative;
        min-width: 0;
        background-color: var(--gray-100);
    }

        .auth-media picture {
            position: absolute;
            inset: 0;
            display: block;
        }

    /* Bant ile ayni kirpma yonu (bkz. .auth-visual-img). */
    .auth-media-img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: 50% 0;
    }
}

@media (min-width: 1200px) {
    .auth-panel {
        padding: 3rem;
    }
}

@media (min-width: 1600px) {
    .auth-shell {
        max-width: 32rem;
    }
}

/* Alcak ekranlarda (yatay telefon) dikey ortalama yerine akis */
@media (max-height: 620px) {
    .auth-panel {
        justify-content: flex-start;
    }
}