/* Biology Turk footer — RTL, dark-green identity, conversion-focused. Scoped under .bt-footer. */
.bt-footer{background:#0f3016;color:#eaf3e6;direction:rtl;text-align:right;font-family:var(--bt-font-body,'Tajawal',system-ui,sans-serif);line-height:1.7}
.bt-footer *{box-sizing:border-box}
.bt-footer__inner{max-inline-size:1200px;margin-inline:auto;padding:clamp(2.5rem,5vw,3.5rem) clamp(1.1rem,4vw,2rem) 0}
.bt-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:clamp(1.6rem,3vw,2.75rem)}
@media (max-width:900px){.bt-footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.bt-footer__grid{grid-template-columns:1fr}}

.bt-footer__logo{inline-size:104px;block-size:auto;display:block;margin-block-end:1rem}
.bt-footer__brandname{font-family:var(--bt-font-head,'Tajawal',sans-serif);font-size:1.4rem;font-weight:700;color:#fff;margin:0 0 .55rem}
.bt-footer__desc{font-size:.95rem;line-height:1.95;color:#cbdcc4;margin:0;max-inline-size:44ch}

.bt-footer__h{font-size:1.08rem;font-weight:700;color:#a9e380;margin:0 0 1.1rem;padding-block-end:.55rem;position:relative}
.bt-footer__h::after{content:"";position:absolute;inset-inline-start:0;inset-block-end:0;inline-size:38px;block-size:3px;background:#8ecf5f;border-radius:2px}

.bt-footer__links ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.bt-footer__links li{margin:0}
.bt-footer__links a{display:inline-flex;align-items:center;gap:.5rem;min-block-size:44px;color:#dcebd6;text-decoration:none;font-size:.98rem;transition:color .15s,transform .15s}
.bt-footer__links a::before{content:"‹";color:#8ecf5f;font-size:1.05em;line-height:1}
.bt-footer__links a:hover,.bt-footer__links a:focus-visible{color:#fff;transform:translateX(-3px)}

.bt-footer__actions{display:flex;flex-wrap:wrap;gap:.65rem;margin:.3rem 0 1.3rem}
.bt-footer__btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-block-size:48px;min-inline-size:44px;padding:.7rem 1.35rem;border-radius:var(--bt-radius-sm,8px);font-weight:700;font-size:.98rem;text-decoration:none;transition:transform .15s,filter .15s,border-color .15s}
.bt-footer__btn svg{inline-size:20px;block-size:20px;fill:currentColor;flex:none}
.bt-footer__btn--wa{background:#25d366;color:#08240f}
.bt-footer__btn--wa:hover{filter:brightness(1.06);transform:translateY(-2px)}
.bt-footer__btn--call{background:transparent;color:#eaf3e6;border:1.5px solid rgba(255,255,255,.45)}
.bt-footer__btn--call:hover{border-color:#8ecf5f;color:#fff;transform:translateY(-2px)}

.bt-footer__social{list-style:none;display:flex;gap:.6rem;padding:0;margin:0;flex-wrap:wrap}
.bt-footer__social a{display:inline-flex;align-items:center;justify-content:center;inline-size:44px;block-size:44px;border-radius:50%;background:rgba(255,255,255,.09);color:#eaf3e6;transition:background .15s,color .15s,transform .15s}
.bt-footer__social a:hover,.bt-footer__social a:focus-visible{background:#8ecf5f;color:#08240f;transform:translateY(-2px)}
.bt-footer__social svg{inline-size:20px;block-size:20px;fill:currentColor}

.bt-footer__bottom{max-inline-size:1200px;margin:clamp(2rem,4vw,3rem) auto 0;border-block-start:1px solid rgba(255,255,255,.13);padding-block:1.15rem;padding-inline:clamp(1.1rem,4vw,2rem);text-align:center}
.bt-footer__bottom p{margin:0;font-size:.85rem;color:#aec5a6}

.bt-footer a:focus-visible,.bt-footer__btn:focus-visible,.bt-footer__social a:focus-visible{outline:3px solid #a9e380;outline-offset:3px;border-radius:8px}
@media (prefers-reduced-motion:reduce){.bt-footer *{transition:none!important}}