/* ABC stage. All selectors are limited to the two revised sections and their product dialog. */
.brand-value {
  background: linear-gradient(180deg, #ffffff, #f8fafb);
  border-bottom: 1px solid #e3e8ed;
  padding: 76px 0 40px;
}
.brand-value-intro { text-align: center; max-width: 760px; margin: 0 auto; }
.brand-value-intro .eyebrow { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 10px; margin-bottom: 20px; }
.brand-value-intro .eyebrow span { width: 25px; height: 2px; background: #E52935; }
.brand-value-intro h2 { font-size: clamp(36px, 3.2vw, 46px); line-height: 1.16; letter-spacing: -.045em; }
.brand-value-intro > p:last-child { font-size: 15px; line-height: 1.8; margin-top: 23px; color: #62707c; }
.brand-directions { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 48px; border-top: 1px solid #dfe5eb; padding-top: 29px; }
.brand-directions a { display: grid; grid-template-columns: 23px 1fr 20px; gap: 13px; padding: 0 32px; align-items: start; border-right: 1px solid #dfe5eb; }
.brand-directions a:first-child { padding-left: 0; }
.brand-directions a:last-child { border: 0; padding-right: 0; }
.direction-index { font-size: 10px; color: #84909b; padding-top: 5px; }
.brand-directions h3 { font-size: 19px; line-height: 1.4; letter-spacing: -.02em; font-weight: 600; }
.brand-directions p { font-size: 12px; line-height: 1.8; margin-top: 8px; max-width: 285px; }
.direction-arrow { color: #E52935; font-size: 20px; transition: transform 180ms ease; }
.brand-directions a:hover h3 { color: #E52935; }
.brand-directions a:hover .direction-arrow { transform: translate(2px,-2px); }
.product-system { background: linear-gradient(180deg,#f4f7f9 0%,#fafbfc 44%,#fff 100%); padding: 86px 0 52px; }
.system-heading, .system-family-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.system-heading { margin-bottom: 35px; }
.system-heading .eyebrow, .system-family-heading .eyebrow { font-size: 10px; margin-bottom: 15px; }
.system-heading h2 { font-size: clamp(34px, 3.2vw, 46px); line-height: 1.18; letter-spacing: -.045em; }
.system-heading > p { font-size: 14px; line-height: 1.85; max-width: 330px; margin-bottom: 4px; }
.system-spotlight { display: grid; grid-template-columns: 1.15fr 1fr; border: 1px solid #dce4eb; border-radius: 6px; overflow: hidden; background: #fff; box-shadow: 0 15px 50px #253f5510; }
.system-photo-reserve { min-width: 0; min-height: 484px; position: relative; padding: 27px 30px 30px; background: radial-gradient(ellipse at 50% 38%,#fff 5%,#eff3f6 70%,#e8eef3 100%); display: flex; flex-direction: column; justify-content: space-between; }
.reserve-topline, .system-photo-reserve figcaption { display: flex; justify-content: space-between; gap: 15px; font-size: 9px; color: #7e8b96; line-height: 1.6; }
.reserve-topline { letter-spacing: .1em; }
.reserve-topline span:first-child { color: #5c6b77; }
.reserve-frame { width: 75%; aspect-ratio: 1.3; margin: 33px auto; border: 1px dashed #b9c6d1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; border-radius: 4px; }
.reserve-model { font-size: 68px; font-weight: 500; letter-spacing: -.055em; color: #a4b1bc; line-height: 1; }
.reserve-caption { font-size: 12px; color: #73828e; padding: 0 16px; text-align: center; }
.system-photo-reserve figcaption { border-top: 1px solid #d5dfe7; padding-top: 16px; }
.system-spotlight-copy { padding: 44px 46px; align-self: center; min-width: 0; }
.system-spotlight-copy .eyebrow { color: #687681; font-size: 10px; display: flex; align-items: center; gap: 9px; margin-bottom: 16px; }
.system-red-dot { width: 5px; height: 5px; background: #E52935; border-radius: 50%; }
.system-spotlight-copy h3 { font-size: 55px; line-height: 1; letter-spacing: -.04em; }
.system-product-line { margin-top: 18px; color: #111820; font-size: 25px; line-height: 1.4; letter-spacing: -.025em; }
.system-product-description { margin-top: 18px; font-size: 14px; line-height: 1.8; max-width: 400px; }
.system-product-notes { display: flex; flex-wrap: wrap; gap: 9px 17px; list-style: none; padding: 0; margin: 23px 0 25px; font-size: 11px; color: #51606d; }
.system-product-notes li { border-top: 1px solid #d2dae2; padding-top: 9px; }
.system-spotlight-copy .button { font-size: 13px; min-height: 50px; padding: 14px 20px; gap: 20px; }
.system-inquiry-link { display: flex; align-items: center; gap: 22px; width: fit-content; font-size: 12px; margin-top: 17px; color: #5d6b78; }
.system-inquiry-link:hover { color: #E52935; }
.system-family-heading { margin: 56px 0 23px; }
.system-family-heading .eyebrow { margin-bottom: 11px; }
.system-family-heading h3 { font-size: 30px; line-height: 1.2; letter-spacing: -.035em; }
.system-family-heading > p { font-size: 12px; line-height: 1.8; }
.system-primary-series { display: grid; grid-template-columns: 1.12fr 1fr; gap: 21px; }
.system-secondary-series { display: grid; grid-template-columns: repeat(3,1fr); gap: 21px; margin-top: 21px; }
.system-category { display: flex; flex-direction: column; width: 100%; min-width: 0; text-align: left; border: 1px solid #e0e6ec; border-radius: 6px; background: #f4f6f8; color: #111820; overflow: hidden; transition: border-color 180ms ease, box-shadow 180ms ease; }
.system-category:hover { border-color: #aebac5; box-shadow: 0 10px 30px #2940550c; }
.system-category-large { padding: 25px 30px 21px; }
.system-solar { background: #edf2f6; }
.system-category-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: 9px; line-height: 1.5; letter-spacing: .12em; color: #697884; width: 100%; }
.system-category-arrow { display: inline-flex; width: 29px; height: 29px; align-items: center; justify-content: center; border: 1px solid #cbd5de; border-radius: 50%; font-size: 17px; color: #111820; transition: color 180ms ease, border-color 180ms ease; }
.system-category:hover .system-category-arrow { color: #E52935; border-color: #E52935; }
.system-series-image { display: flex; align-items: center; justify-content: center; height: 310px; width: 100%; margin: 16px 0 22px; }
.system-series-image img { object-fit: contain; width: 100%; height: 100%; max-width: 340px; mix-blend-mode: multiply; transition: transform 250ms ease; }
.system-ptz .system-series-image img { max-width: 355px; }
.system-category:hover .system-series-image img { transform: translateY(-3px); }
.system-category-info { display: flex; justify-content: space-between; align-items: end; gap: 15px; width: 100%; }
.system-category-title { display: block; font-size: 29px; font-weight: 600; line-height: 1.25; letter-spacing: -.035em; }
.system-category-description { display: block; font-size: 12px; line-height: 1.8; color: #62717e; margin-top: 9px; }
.system-category-link { white-space: nowrap; font-size: 11px; padding-bottom: 3px; border-bottom: 1px solid #9eabb6; margin-bottom: 2px; }
.system-image-disclosure { display: block; width: 100%; margin-top: 18px; font-size: 9px; color: #84909b; line-height: 1.6; }
.system-category-small { padding: 24px 26px 21px; background: #fafbfc; }
.system-category-small .system-series-image { height: 204px; margin: 16px 0 23px; }
.system-category-small .system-series-image img { max-width: 230px; }
.system-category-small .system-category-title { font-size: 22px; }
.system-category-small .system-category-description { font-size: 11px; flex: 1; }
.system-category-small .system-image-disclosure { margin-top: 16px; }
.system-section-end { display: flex; align-items: center; justify-content: space-between; gap: 25px; border-top: 1px solid #e0e6ec; padding-top: 26px; margin-top: 30px; }
.system-section-end p { max-width: 670px; font-size: 10px; line-height: 1.8; color: #7b8792; }
.system-section-end a { display: inline-flex; align-items: center; gap: 22px; white-space: nowrap; font-size: 12px; }
.system-section-end a:hover { color: #E52935; }
.system-detail-dialog { border: 1px solid #dce4eb; border-radius: 6px; width: min(620px,calc(100% - 40px)); padding: 48px; color: #111820; max-height: calc(100dvh - 40px); overflow: auto; box-shadow: 0 25px 80px #11182033; }
.system-detail-dialog::backdrop { background: #11182088; backdrop-filter: blur(5px); }
.system-detail-dialog .eyebrow { font-size: 10px; color: #E52935; }
.system-detail-dialog h2 { font-size: 34px; margin-bottom: 20px; }
.system-detail-dialog > p:not(.eyebrow) { font-size: 14px; }
.system-detail-pending { border: 1px solid #dce4eb; background: #f4f7f9; padding: 23px; margin: 28px 0; }
.system-detail-pending b { font-size: 13px; font-weight: 600; }
.system-detail-pending p { margin-top: 10px; font-size: 12px; }
.system-detail-dialog .button { font-size: 13px; }
@media (max-width:1100px) {
  .brand-directions a { padding-inline: 22px; gap: 10px; }
  .brand-directions h3 { font-size: 17px; }
  .system-spotlight-copy { padding: 36px 30px; }
  .system-spotlight-copy h3 { font-size: 49px; }
  .system-photo-reserve { min-height: 480px; padding-inline: 24px; }
  .system-category-large { padding-inline: 24px; }
  .system-category-info { display: block; }
  .system-category-link { display: inline-block; margin-top: 14px; }
  .system-category-small { padding-inline: 20px; }
  .system-category-small .system-category-title { font-size: 20px; }
}
@media (max-width:900px) {
  .brand-value { padding-top: 62px; }
  .brand-directions { margin-top: 36px; }
  .brand-directions a { grid-template-columns: 1fr 18px; gap: 10px; padding-inline: 20px; }
  .direction-index { grid-column: 1 / -1; }
  .brand-directions p { font-size: 11px; }
  .product-system { padding-top: 64px; }
  .system-heading { align-items: start; }
  .system-heading h2 { font-size: 36px; }
  .system-heading > p { max-width: 210px; font-size: 12px; margin-top: 26px; }
  .system-spotlight { grid-template-columns: 1fr 1fr; }
  .system-photo-reserve { min-height: 480px; padding: 22px 20px; }
  .reserve-topline { flex-direction: column; gap: 5px; }
  .reserve-frame { width: 91%; }
  .reserve-model { font-size: 55px; }
  .system-photo-reserve figcaption { flex-direction: column; gap: 4px; }
  .system-spotlight-copy { padding: 30px 24px; }
  .system-product-line { font-size: 23px; }
  .system-product-description { font-size: 12px; }
  .system-spotlight-copy .button { font-size: 11px; padding-inline: 15px; gap: 12px; }
  .system-family-heading h3 { font-size: 27px; }
  .system-primary-series, .system-secondary-series { gap: 16px; }
  .system-secondary-series { margin-top: 16px; }
  .system-series-image { height: 240px; }
  .system-category-title { font-size: 25px; }
  .system-category-small { padding-inline: 17px; }
  .system-category-small .system-series-image { height: 160px; }
  .system-category-small .system-category-title { font-size: 18px; }
  .system-category-small .system-image-disclosure { font-size: 8px; }
  .system-section-end { align-items: start; }
  .system-section-end p { max-width: 370px; }
  .system-section-end a { font-size: 11px; }
}
@media (max-width:600px) {
  .brand-value { padding: 46px 0 20px; }
  .brand-value-intro .eyebrow { font-size: 9px; margin-bottom: 18px; }
  .brand-value-intro h2 { font-size: 33px; }
  .brand-value-intro > p:last-child { font-size: 12px; margin-top: 18px; }
  .brand-wide-break { display: none; }
  .brand-directions { grid-template-columns: 1fr; margin-top: 29px; padding-top: 0; }
  .brand-directions a, .brand-directions a:first-child, .brand-directions a:last-child { grid-template-columns: 22px 1fr 18px; padding: 20px 0; gap: 13px; border-right: 0; border-bottom: 1px solid #dfe5eb; }
  .brand-directions a:last-child { border-bottom: 0; }
  .direction-index { grid-column: auto; }
  .brand-directions h3 { font-size: 18px; }
  .brand-directions p { font-size: 11px; margin-top: 6px; }
  .product-system { padding: 48px 0 33px; }
  .system-heading { display: block; margin-bottom: 25px; }
  .system-heading h2 { font-size: 32px; }
  .system-heading > p { font-size: 12px; max-width: none; margin-top: 17px; }
  .system-heading > p br { display: none; }
  .system-spotlight { grid-template-columns: 1fr; }
  .system-photo-reserve { min-height: 307px; padding: 20px 22px; }
  .reserve-topline { flex-direction: row; font-size: 8px; gap: 12px; }
  .reserve-frame { width: 78%; aspect-ratio: 1.5; margin: 24px auto; }
  .reserve-model { font-size: 56px; }
  .reserve-caption { font-size: 10px; }
  .system-photo-reserve figcaption { flex-direction: row; font-size: 8px; padding-top: 12px; }
  .system-spotlight-copy { padding: 29px 26px 30px; }
  .system-spotlight-copy h3 { font-size: 43px; }
  .system-spotlight-copy .eyebrow { font-size: 9px; }
  .system-product-line { margin-top: 14px; font-size: 23px; }
  .system-product-description { font-size: 12px; margin-top: 15px; }
  .system-product-notes { margin: 20px 0 22px; font-size: 10px; gap: 15px; }
  .system-spotlight-copy .button { min-height: 48px; font-size: 12px; }
  .system-inquiry-link { font-size: 11px; }
  .system-family-heading { display: block; margin: 39px 0 22px; }
  .system-family-heading h3 { font-size: 26px; }
  .system-family-heading > p { font-size: 11px; margin-top: 12px; }
  .system-family-heading > p br { display: none; }
  .system-primary-series, .system-secondary-series { grid-template-columns: 1fr; gap: 16px; }
  .system-category-large { padding: 21px 23px; }
  .system-series-image { height: 238px; margin: 13px 0 22px; }
  .system-category-title { font-size: 26px; }
  .system-category-description { font-size: 11px; }
  .system-category-info { display: block; }
  .system-category-link { margin-top: 12px; font-size: 10px; }
  .system-image-disclosure { font-size: 8px; margin-top: 15px; }
  .system-category-small { display: grid; grid-template-columns: 110px 1fr; gap: 0 18px; padding: 19px 21px 17px; align-items: center; }
  .system-category-small .system-category-top { grid-column: 1 / -1; margin-bottom: 14px; }
  .system-category-small .system-series-image { grid-column: 1; grid-row: 2 / 4; height: 124px; margin: 0; }
  .system-category-small .system-category-title { grid-column: 2; font-size: 20px; align-self: end; }
  .system-category-small .system-category-description { grid-column: 2; font-size: 10px; align-self: start; }
  .system-category-small .system-image-disclosure { grid-column: 1 / -1; margin-top: 13px; }
  .system-section-end { display: block; margin-top: 24px; padding-top: 21px; }
  .system-section-end p { font-size: 9px; }
  .system-section-end a { display: flex; justify-content: space-between; font-size: 11px; margin-top: 18px; }
  .system-detail-dialog { padding: 38px 25px 28px; }
  .system-detail-dialog h2 { font-size: 28px; }
  .system-detail-dialog .button { width: 100%; font-size: 12px; }
}
@media (prefers-reduced-motion:reduce) {
  .brand-directions .direction-arrow, .system-category, .system-series-image img, .system-category-arrow { transition: none; }
}

/* === 7 seri dinamik kartlar: 5 küçük kart için 3+2 / 2+2+1 / 1 kolon === */
.system-secondary-series { grid-template-columns: repeat(6,1fr); }
.system-secondary-series .system-category-small { grid-column: span 2; }
@media (max-width: 900px) {
  .system-secondary-series { grid-template-columns: repeat(2,1fr); }
  .system-secondary-series .system-category-small { grid-column: span 1; }
}
@media (max-width: 600px) {
  .system-secondary-series { grid-template-columns: 1fr; }
  .system-secondary-series .system-category-small { grid-column: span 1; }
}

/* ===== B9: Mobil Hero sıkıştırma (≤768px) ===== */
@media (max-width: 768px) {
  .hero { padding: 32px 0 24px !important; }
  .hero-grid { grid-template-columns: 1fr !important; gap: 20px !important; }
  .hero-copy h1 { font-size: clamp(34px, 9vw, 48px) !important; line-height: 1.05 !important; margin: 10px 0 12px !important; }
  .hero-description { font-size: 14px !important; margin-bottom: 16px !important; }
  .hero-buttons { flex-direction: column !important; align-items: stretch !important; gap: 10px !important; }
  .hero-buttons .button { width: 100%; justify-content: center !important; }
  .hero-caption { display: none !important; }
  .hero-stage { aspect-ratio: 4/3 !important; margin: 0 auto !important; max-width: 520px !important; }
  .hero-scene { width: 100% !important; height: 100% !important; }
}

/* ===== B10: Admin mobil uyum (≤640px) ===== */
@media (max-width: 640px) {
  .admin-topbar { flex-direction: column !important; height: auto !important; padding: 10px 14px !important; gap: 8px !important; }
  .admin-topbar .nav { flex-wrap: wrap !important; gap: 12px !important; font-size: 13px !important; }
  .admin-wrap { padding: 16px !important; }
  .admin-card { padding: 16px !important; }
  .form-grid-2, .grid-2, .grid-3 { grid-template-columns: 1fr !important; }
  .spec-row { grid-template-columns: 1fr !important; gap: 6px !important; }
  .img-preview { grid-template-columns: repeat(2, 1fr) !important; }
  .admin-topbar .actions { margin-top: 4px; }
}