/* ==========================================================================
   UI — XBEX ürün ailesi ortak temeli (marka bağımsız)
   Yükleme sırası: ui.css → marka css'i (xbex.css | hesapmix.css | adisyonix.css)
   Marka css'i :root üzerinde --ui-accent / --ui-accent-ink değerlerini ezer.
   Sınıf sözleşmesi: ortak `ui-*`, XBEX `xb-*`, Hesapmix `hx-*`, Adisyonix `adx-*`.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Reset
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 88px;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol { margin: 0; }

ul[class], ol[class] {
    padding: 0;
    list-style: none;
}

img, svg, video, canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

button, input, select, textarea {
    font: inherit;
    color: inherit;
}

/* --------------------------------------------------------------------------
   2. Ortak tokenlar
   -------------------------------------------------------------------------- */
:root {
    /* Spacing ölçeği: 4, 8, 12, 16, 24, 32, 48, 64, 96, 128 px */
    --sp-1: .25rem;
    --sp-2: .5rem;
    --sp-3: .75rem;
    --sp-4: 1rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-24: 6rem;
    --sp-32: 8rem;

    /* Tipografi: başlık Sora, gövde Inter */
    --ui-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    --ui-font-display: 'Sora', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --ui-fs-xs: .8125rem;                                    /* 13px */
    --ui-fs-sm: .9375rem;                                    /* 15px */
    --ui-fs-base: 1.0625rem;                                 /* 17px */
    --ui-fs-lg: clamp(1.0625rem, 1rem + .3vw, 1.1875rem);    /* 17→19px */
    --ui-fs-h4: 1.25rem;
    --ui-fs-h3: clamp(1.375rem, 1.2rem + .8vw, 1.75rem);     /* 22→28px */
    --ui-fs-h2: clamp(1.875rem, 1.35rem + 2.2vw, 3.125rem);  /* 30→50px */
    --ui-fs-h1: clamp(2.25rem, 1.5rem + 3.4vw, 4.25rem);     /* 36→68px */

    /* Grid ve konteyner */
    --ui-maxw: 1280px;
    --ui-maxw-narrow: 800px;
    --ui-gutter: 2rem;

    /* Radius: yalnızca 8 / 12 / 16 */
    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 16px;

    /* Hareket: 180–350 ms */
    --ui-ease: cubic-bezier(.22,.61,.36,1);
    --ui-dur: .2s;
    --ui-dur-slow: .32s;

    /* Marka vurgusu — marka css'i ezer */
    --ui-accent: #2F6BFF;
    --ui-accent-ink: #FFFFFF;
}

body {
    font-family: var(--ui-font);
    font-size: var(--ui-fs-base);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: clip;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--ui-font-display);
    line-height: 1.15;
    letter-spacing: -.02em;
    font-weight: 700;
}
h1 { font-size: var(--ui-fs-h1); }
h2 { font-size: var(--ui-fs-h2); }
h3 { font-size: var(--ui-fs-h3); }
h4 { font-size: var(--ui-fs-h4); }

/* --------------------------------------------------------------------------
   3. Yerleşim
   -------------------------------------------------------------------------- */
.ui-container {
    width: 100%;
    max-width: var(--ui-maxw);
    margin-inline: auto;
    padding-inline: var(--ui-gutter);
}
.ui-container--narrow { max-width: var(--ui-maxw-narrow); }

/* 12 kolon (masaüstü) → 8 (tablet) → 4 (mobil) */
.ui-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--sp-6);
}

/* --------------------------------------------------------------------------
   4. Erişilebilirlik
   -------------------------------------------------------------------------- */
:focus-visible {
    outline: 3px solid var(--ui-accent);
    outline-offset: 3px;
    border-radius: 4px;
}

.ui-skip {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
    background: #07111F;
    color: #fff;
    padding: .75rem 1.25rem;
    border-radius: 0 0 var(--r-md) 0;
}
.ui-skip:focus { left: 0; color: #fff; }

.ui-visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   5. Buton tabanı — marka css'leri renk/biçim türetir
   -------------------------------------------------------------------------- */
.ui-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    min-height: 44px;
    font-family: var(--ui-font-display);
    font-size: var(--ui-fs-sm);
    font-weight: 600;
    line-height: 1.2;
    padding: .75rem 1.375rem;
    border-radius: var(--r-md);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--ui-dur) var(--ui-ease),
                border-color var(--ui-dur) var(--ui-ease),
                color var(--ui-dur) var(--ui-ease),
                transform var(--ui-dur) var(--ui-ease);
}
.ui-btn i { font-size: 1.05em; line-height: 1; }
.ui-btn:hover { transform: translateY(-1px); }
.ui-btn:active { transform: translateY(0); }
.ui-btn--lg { padding: 1rem 1.75rem; font-size: var(--ui-fs-base); }
.ui-btn--sm { padding: .5rem 1rem; font-size: var(--ui-fs-xs); }

.ui-btn--accent {
    background: var(--ui-accent);
    color: var(--ui-accent-ink);
}
.ui-btn--accent:hover { filter: brightness(.92); color: var(--ui-accent-ink); }

/* --------------------------------------------------------------------------
   6. Scroll-reveal — yalnızca progressive enhancement.
   Stiller `html.ui-js` altındadır: JS yüklenmezse hiçbir içerik gizlenmez.
   -------------------------------------------------------------------------- */
html.ui-js .ui-reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity var(--ui-dur-slow) var(--ui-ease),
                transform var(--ui-dur-slow) var(--ui-ease);
}
html.ui-js .ui-reveal.is-revealed { opacity: 1; transform: none; }
html.ui-js .ui-reveal-1 { transition-delay: .07s; }
html.ui-js .ui-reveal-2 { transition-delay: .14s; }
html.ui-js .ui-reveal-3 { transition-delay: .21s; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
    html.ui-js .ui-reveal { opacity: 1; transform: none; }
    .ui-btn:hover { transform: none; }
}

/* --------------------------------------------------------------------------
   7. Sözleşme metni (gizlilik politikası) — tüm markalarda ortak
   -------------------------------------------------------------------------- */
.ui-legal {
    font-size: var(--ui-fs-base);
    line-height: 1.8;
    color: #47536B;
}
.ui-legal h2 {
    font-size: var(--ui-fs-h3);
    color: #0B1220;
    margin: var(--sp-12) 0 var(--sp-3);
    padding-top: var(--sp-4);
    border-top: 1px solid #E3E8F2;
}
.ui-legal h3 {
    font-size: var(--ui-fs-h4);
    color: #0B1220;
    margin: var(--sp-6) 0 var(--sp-2);
}
.ui-legal p { margin-bottom: var(--sp-4); }
.ui-legal ul, .ui-legal ol {
    margin: 0 0 var(--sp-4);
    padding-left: 1.375rem;
}
.ui-legal li { margin-bottom: .4375rem; }
.ui-legal a { color: var(--ui-accent); text-decoration: underline; }

.ui-panel {
    background: #F5F7FB;
    border: 1px solid #E3E8F2;
    border-radius: var(--r-lg);
    padding: var(--sp-8);
}
.ui-panel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-6);
}
.ui-panel-item {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
}
.ui-panel-item i { color: var(--ui-accent); margin-top: 2px; }
.ui-panel-item b { display: block; color: #0B1220; }

/* --------------------------------------------------------------------------
   8. Ortak footer — marka ilişkisini anlatan tek kalıp
   Vurgu rengi markanın --ui-accent değerinden gelir.
   -------------------------------------------------------------------------- */
.ui-footer {
    background: #0A1526;
    color: rgba(226,236,255,.72);
    padding-block: var(--sp-16) var(--sp-8);
    font-size: var(--ui-fs-sm);
}
.ui-footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.3fr);
    gap: var(--sp-12);
}
.ui-footer h2 {
    font-size: var(--ui-fs-xs);
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: var(--sp-4);
}
.ui-footer p { color: rgba(226,236,255,.72); max-width: 42ch; }
.ui-footer a { color: rgba(226,236,255,.72); text-decoration: none; }
.ui-footer a:hover { color: #fff; }
.ui-footer-logo { height: 32px; width: auto; margin-bottom: var(--sp-4); }
.ui-footer ul { display: grid; gap: var(--sp-3); margin: 0; padding: 0; list-style: none; }
.ui-footer li { display: flex; align-items: flex-start; gap: .625rem; }
.ui-footer li i { color: var(--ui-accent-soft, #7AA0EB); margin-top: .3rem; font-size: .95rem; }
.ui-footer address { font-style: normal; margin: 0; }

.ui-footer-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    margin-top: var(--sp-4);
    border: 1px solid rgba(122,160,235,.25);
    border-radius: var(--r-md);
    font-size: 1.2rem;
    transition: border-color var(--ui-dur) var(--ui-ease),
                color var(--ui-dur) var(--ui-ease);
}
.ui-footer-social:hover { border-color: #fff; }

/* Ürün ailesi ilişkisi: XBEX ana şirket, ürünler bağımsız */
.ui-footer-family {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-2) var(--sp-6);
    margin-top: var(--sp-12);
    padding-top: var(--sp-6);
    border-top: 1px solid rgba(122,160,235,.18);
    font-size: var(--ui-fs-xs);
}
.ui-footer-family strong { color: #fff; font-weight: 600; }

.ui-footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
    padding-top: var(--sp-6);
    border-top: 1px solid rgba(122,160,235,.18);
    font-size: var(--ui-fs-xs);
}
.ui-footer-bottom p { margin: 0; }

/* --------------------------------------------------------------------------
   9. Duyarlılık — ortak kırılımlar
   -------------------------------------------------------------------------- */
@media (max-width: 991px) {
    :root { --ui-gutter: 1.5rem; }
    .ui-grid { grid-template-columns: repeat(8, minmax(0, 1fr)); }
    .ui-footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-8); }
}

@media (max-width: 640px) {
    :root { --ui-gutter: 1.25rem; }
    .ui-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--sp-4); }
    .ui-panel { padding: var(--sp-6); }
    .ui-panel-grid { grid-template-columns: minmax(0, 1fr); }
    .ui-footer-grid { grid-template-columns: minmax(0, 1fr); gap: var(--sp-8); }
}

body.ui-locked { overflow: hidden; }

/* ==========================================================================
   10. Lead / İletişim formu + modal  (.ui-lead-*)
   Marka bağımsız bileşen. Renkler her marka CSS'indeki --lead-* eşlemesinden
   gelir; bu :root yalnızca güvenli varsayılan sağlar.
   ========================================================================== */
:root {
    --lead-accent: #2F6BFF;
    --lead-accent-strong: #1E4FD6;
    --lead-accent-ink: #FFFFFF;
    --lead-accent-soft: rgba(47,107,255,.12);
    --lead-line: #E3E8F2;
    --lead-line-2: #D3DBEA;
    --lead-text: #0B1220;
    --lead-text-2: #47536B;
    --lead-bg: #FFFFFF;
    --lead-bg-alt: #F5F7FB;
}

/* ---- Modal ---- */
.ui-lead-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(1rem, 4vh, 3rem) var(--sp-4);
    overflow-y: auto;
}
.ui-lead-modal[hidden] { display: none; }
.ui-lead-modal__overlay {
    position: fixed;
    inset: 0;
    background: rgba(11,18,32,.55);
    backdrop-filter: blur(2px);
}
.ui-lead-modal__panel {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 680px;
    margin: auto;
    background: var(--lead-bg);
    border: 1px solid var(--lead-line);
    border-radius: var(--r-lg);
    box-shadow: 0 30px 70px -24px rgba(11,18,32,.45);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    animation: uiLeadIn .24s var(--ui-ease);
}
@keyframes uiLeadIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
    .ui-lead-modal__panel { animation: none; }
}
.ui-lead-modal__close {
    position: absolute;
    top: .875rem;
    right: .875rem;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--lead-line);
    border-radius: var(--r-sm);
    background: var(--lead-bg-alt);
    color: var(--lead-text-2);
    font-size: 1.05rem;
    cursor: pointer;
    transition: border-color var(--ui-dur) var(--ui-ease), color var(--ui-dur) var(--ui-ease);
}
.ui-lead-modal__close:hover { color: var(--lead-text); border-color: var(--lead-line-2); }
.ui-lead-modal__close:focus-visible {
    outline: none;
    border-color: var(--lead-accent);
    box-shadow: 0 0 0 3px var(--lead-accent-soft);
}
.ui-lead-modal__title {
    font-family: var(--ui-font-display);
    font-size: var(--ui-fs-h3);
    color: var(--lead-text);
    margin: 0 2.5rem .25rem 0;
}
.ui-lead-modal__desc {
    color: var(--lead-text-2);
    font-size: var(--ui-fs-sm);
    margin: 0 0 var(--sp-6);
}

/* ---- Form ---- */
.ui-lead-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-4) var(--sp-6);
}
.ui-lead-field { display: flex; flex-direction: column; gap: .375rem; }
.ui-lead-field--full { grid-column: 1 / -1; }
.ui-lead-field[hidden] { display: none; }

.ui-lead-field label {
    font-family: var(--ui-font-display);
    font-size: var(--ui-fs-sm);
    font-weight: 600;
    color: var(--lead-text);
}
.ui-lead-req { color: #DC2626; margin-left: .15rem; }

.ui-lead-field input,
.ui-lead-field select,
.ui-lead-field textarea {
    font-family: var(--ui-font);
    font-size: var(--ui-fs-base);
    color: var(--lead-text);
    background: var(--lead-bg);
    border: 1px solid var(--lead-line-2);
    border-radius: var(--r-sm);
    padding: .7rem .9rem;
    width: 100%;
    transition: border-color var(--ui-dur) var(--ui-ease), box-shadow var(--ui-dur) var(--ui-ease);
}
.ui-lead-field textarea { min-height: 96px; resize: vertical; }
.ui-lead-field select { cursor: pointer; }
.ui-lead-field input:focus,
.ui-lead-field select:focus,
.ui-lead-field textarea:focus {
    outline: none;
    border-color: var(--lead-accent);
    box-shadow: 0 0 0 3px var(--lead-accent-soft);
}

.ui-lead-err {
    font-size: var(--ui-fs-xs);
    color: #DC2626;
    display: none;
}
.ui-lead-field.has-error input,
.ui-lead-field.has-error select,
.ui-lead-field.has-error textarea { border-color: #DC2626; }
.ui-lead-field.has-error .ui-lead-err { display: block; }

.ui-lead-check {
    display: flex;
    align-items: flex-start;
    gap: .625rem;
    cursor: pointer;
}
.ui-lead-check input {
    width: 18px;
    height: 18px;
    margin-top: .15rem;
    flex: none;
    accent-color: var(--lead-accent-strong);
}
.ui-lead-check span { font-size: var(--ui-fs-sm); color: var(--lead-text-2); }
.ui-lead-check a { color: var(--lead-accent-strong); text-decoration: underline; }

/* Honeypot — ekran dışı, erişilebilirlik ağacında görünmesin */
.ui-lead-hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.ui-lead-actions {
    margin-top: var(--sp-6);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-4);
}
.ui-lead-actions[hidden] { display: none; }
.ui-lead-note { font-size: var(--ui-fs-xs); color: var(--lead-text-2); margin: 0; }

.ui-lead-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    min-height: 46px;
    font-family: var(--ui-font-display);
    font-size: var(--ui-fs-sm);
    font-weight: 600;
    padding: .75rem 1.5rem;
    border: 1px solid transparent;
    border-radius: var(--r-md);
    background: var(--lead-accent);
    color: var(--lead-accent-ink);
    cursor: pointer;
    transition: background var(--ui-dur) var(--ui-ease), transform var(--ui-dur) var(--ui-ease);
}
.ui-lead-submit:hover { background: var(--lead-accent-strong); }
.ui-lead-submit:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--lead-accent-soft);
}
.ui-lead-submit:disabled { opacity: .65; cursor: default; }

/* ---- Durum (başarı / hata) ---- */
.ui-lead-status {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    margin-top: var(--sp-4);
    padding: var(--sp-4) var(--sp-6);
    border-radius: var(--r-md);
    font-size: var(--ui-fs-sm);
    line-height: 1.5;
}
.ui-lead-status[hidden] { display: none; }
.ui-lead-status i { font-size: 1.25rem; line-height: 1.4; flex: none; }
.ui-lead-status.is-success {
    background: rgba(20,155,104,.08);
    border: 1px solid rgba(20,155,104,.30);
    color: #0F7A52;
}
.ui-lead-status.is-success i { color: #149B68; }
.ui-lead-status.is-error {
    background: rgba(220,38,38,.06);
    border: 1px solid rgba(220,38,38,.28);
    color: #B91C1C;
}
.ui-lead-status.is-error i { color: #DC2626; }
.ui-lead-basvuru { display: inline-block; margin-top: .35rem; color: var(--lead-text-2); }

/* İletişim sayfası — sağ kolondaki gömülü form kartı */
.ui-lead-card {
    background: var(--lead-bg);
    border: 1px solid var(--lead-line);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 3vw, 2rem);
}
.ui-lead-card > h2 {
    font-size: var(--ui-fs-h3);
    color: var(--lead-text);
    margin-bottom: .25rem;
}
.ui-lead-card > p { color: var(--lead-text-2); font-size: var(--ui-fs-sm); margin-bottom: var(--sp-6); }

@media (max-width: 640px) {
    .ui-lead-grid { grid-template-columns: minmax(0, 1fr); }
    .ui-lead-modal { padding: 0; }
    .ui-lead-modal__panel { border-radius: 0; min-height: 100vh; max-width: none; }
    .ui-lead-submit { width: 100%; }
}