/* ─────────────────────────────────────────────────────────────
   CSS VARIABLES — Marka Renkleri
───────────────────────────────────────────────────────────── */
:root {
    --brand-primary:   #C0392B;
    --brand-dark:      #1A1A2E;
    --brand-light:     #F8F9FA;
    --brand-muted:     #6C757D;
    --brand-border:    #E9ECEF;
    --header-height:   68px;
    --font-base:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition-fast: 0.18s ease;
}

/* ─────────────────────────────────────────────────────────────
   GLOBAL
───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-base);
    color: var(--brand-dark);
    background-color: #fff;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--brand-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: #a93226; }

img { max-width: 100%; height: auto; }

/* Bootstrap primary override */
.btn-primary {
    background-color: var(--brand-primary);
    border-color:     var(--brand-primary);
    color: #fff;
}
.btn-primary:hover,
.btn-primary:focus {
    background-color: #a93226;
    border-color:     #a93226;
    color: #fff;
}
.btn-primary:active { background-color: #922b21 !important; border-color: #922b21 !important; }

.btn-outline-primary {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}
.btn-outline-primary:hover {
    background-color: var(--brand-primary);
    border-color:     var(--brand-primary);
    color: #fff;
}

/* ─────────────────────────────────────────────────────────────
   HEADER / NAVBAR
───────────────────────────────────────────────────────────── */
.site-header {
    background: #fff;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    z-index: 1040;
}

.site-header.scrolled {
    border-bottom-color: var(--brand-border);
    box-shadow: 0 2px 16px rgba(26, 26, 46, 0.08);
}

.navbar { min-height: var(--header-height); padding-top: 0; padding-bottom: 0; }

/* Logo */
.site-logo,
.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-dark) !important;
    letter-spacing: -0.5px;
    line-height: 1;
    text-decoration: none;
}
.logo-accent { color: var(--brand-primary); }
.site-logo-img { height: 36px; width: auto; object-fit: contain; display: block; }

/* Nav links */
.navbar-nav .nav-link {
    font-size: 0.93rem;
    font-weight: 500;
    color: var(--brand-dark);
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    position: relative;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}
.navbar-nav .nav-link:hover {
    color: var(--brand-primary);
    background-color: rgba(192, 57, 43, 0.06);
}
.navbar-nav .nav-link.active {
    color: var(--brand-primary);
    font-weight: 600;
}
.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0.75rem;
    right: 0.75rem;
    height: 2px;
    background: var(--brand-primary);
    border-radius: 2px;
}

/* Language switcher */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--brand-muted);
    text-decoration: none;
    letter-spacing: 0.5px;
    transition: color var(--transition-fast);
}
.lang-switcher:hover { color: var(--brand-dark); }
.lang-current { color: var(--brand-dark); font-weight: 700; }
.lang-sep { opacity: 0.4; }

/* Demo CTA button */
.btn-demo {
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.45rem 1.1rem;
    border-radius: 8px;
    white-space: nowrap;
}

/* Hero action buttons: vertically and horizontally centre text inside flex-stretched buttons */
.hero-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Hamburger icon */
.hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 22px;
}
.hamburger-icon span {
    display: block;
    height: 2px;
    background: var(--brand-dark);
    border-radius: 2px;
    transition: var(--transition-fast);
}
.navbar-toggler:not(.collapsed) .hamburger-icon span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.navbar-toggler:not(.collapsed) .hamburger-icon span:nth-child(2) { opacity: 0; }
.navbar-toggler:not(.collapsed) .hamburger-icon span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: 0.75rem;
        background: #fff;
        border-radius: 16px;
        box-shadow: 0 12px 40px rgba(15, 23, 42, 0.14);
        border: 1px solid rgba(15, 23, 42, 0.08);
        overflow: hidden;
    }
    .navbar-nav {
        padding: 0.5rem 0.75rem 0.25rem;
    }
    .navbar-nav .nav-item + .nav-item {
        border-top: 1px solid rgba(15, 23, 42, 0.06);
    }
    .navbar-nav .nav-link {
        padding: 0.85rem 0.75rem;
        border-radius: 8px;
        font-size: 0.97rem;
        font-weight: 500;
        color: var(--brand-dark);
        transition: background var(--transition-fast), color var(--transition-fast);
    }
    .navbar-nav .nav-link:hover {
        background: rgba(192, 57, 43, 0.06);
        color: var(--brand-primary);
    }
    .navbar-nav .nav-link.active {
        color: var(--brand-primary);
        font-weight: 600;
        background: rgba(192, 57, 43, 0.06);
    }
    .navbar-nav .nav-link.active::after { display: none; }
    /* Bottom section: lang + CTA */
    .navbar-collapse .d-flex {
        padding: 0.875rem 1.25rem 1.125rem;
        border-top: 1px solid rgba(15, 23, 42, 0.08);
        margin-top: 0.25rem;
        justify-content: space-between !important;
        gap: 0.75rem !important;
    }
    .navbar-collapse .btn-demo {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

/* ─────────────────────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────────────────────── */
.site-footer {
    background-color: var(--brand-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 4rem;
    padding-bottom: 0;
    margin-top: 0;
}

.footer-logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff !important;
}

.footer-desc {
    font-size: 0.875rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.55);
    max-width: 340px;
}

.footer-heading {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.9px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 1.25rem;
}

.footer-links li { margin-bottom: 0.65rem; }
.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--brand-primary); }

.footer-contact li { margin-bottom: 0.5rem; }

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.875rem;
    line-height: 1.5;
}
.footer-contact-icon {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    margin-top: 3px;
    color: rgba(255, 255, 255, 0.45);
}
.footer-contact-item a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-weight: 500;
}
.footer-contact-item a:hover { color: var(--brand-primary); }

.footer-email {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
}
.footer-email:hover { color: var(--brand-primary); }

.footer-developer a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    font-weight: 500;
}
.footer-developer a:hover { color: var(--brand-primary); }

.footer-social {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.footer-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.7);
    transition: background .2s, color .2s;
    text-decoration: none;
}
.footer-social-btn svg { width: 18px; height: 18px; }
.footer-social-btn:hover {
    background: var(--brand-primary);
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 3rem;
    padding: 1.25rem 0;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ─────────────────────────────────────────────────────────────
   UTILITY / SHARED SECTION STYLES
───────────────────────────────────────────────────────────── */

.section-eyebrow {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--brand-primary);
    margin-bottom: 0.75rem;
}
.section-title {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 700;
    color: var(--brand-dark);
    line-height: 1.2;
    margin-bottom: 1rem;
}
.section-lead {
    font-size: 1.05rem;
    color: var(--brand-muted);
    max-width: 560px;
    line-height: 1.7;
}

.card-clean {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 12px;
    padding: 1.75rem;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.card-clean:hover {
    box-shadow: 0 8px 32px rgba(26, 26, 46, 0.1);
    transform: translateY(-2px);
}

.badge-brand {
    display: inline-block;
    background: rgba(192, 57, 43, 0.1);
    color: var(--brand-primary);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3em 0.75em;
    border-radius: 20px;
    letter-spacing: 0.3px;
}

/* ─────────────────────────────────────────────────────────────
   HOME — HERO
───────────────────────────────────────────────────────────── */
.hero-section {
    position: relative;
    min-height: 82vh;
    display: flex;
    align-items: center;
    padding: 5rem 0 4rem;
    overflow: hidden;
    background: linear-gradient(135deg, #12122a 0%, #1c0d10 60%, #200c0c 100%);
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.038) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
}

.hero-content { position: relative; z-index: 2; }

.hero-title {
    font-size: clamp(2rem, 4.2vw, 3.1rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.12;
    letter-spacing: -0.5px;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 24px rgba(0,0,0,0.25);
}

.hero-subtitle {
    font-size: clamp(0.97rem, 1.6vw, 1.1rem);
    color: rgba(255,255,255,0.7);
    line-height: 1.75;
    margin-bottom: 2.25rem;
}

.hero-section .section-eyebrow {
    color: rgba(255,255,255,0.5);
    border-color: rgba(255,255,255,0.15);
}

.hero-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}
.hero-actions .btn { min-width: 160px; }

.hero-actions .btn-outline-secondary {
    color: #fff;
    border-color: rgba(255,255,255,0.45);
    background: rgba(255,255,255,0.06);
}
.hero-actions .btn-outline-secondary:hover {
    background: rgba(255,255,255,0.16);
    border-color: #fff;
    color: #fff;
}
.hero-actions .btn-ghost-light {
    color: rgba(255,255,255,0.65);
    border-color: transparent;
    background: transparent;
    font-size: 0.92rem;
    padding-left: 0;
    padding-right: 0;
    min-width: auto !important;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.hero-actions .btn-ghost-light:hover { color: #fff; }

/* ── İstatistik satırı ───────────────────────────────────── */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat { display: flex; flex-direction: column; gap: 0.15rem; }
.hero-stat-num {
    font-size: 1.45rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}
.hero-stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.45);
    white-space: nowrap;
}
.hero-stat-sep {
    width: 1px;
    height: 32px;
    background: rgba(255,255,255,0.14);
    flex-shrink: 0;
}

/* ── Telefon mockup ───────────────────────────────────────── */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-phone {
    width: 218px;
    height: 445px;
    background: #0d0d1f;
    border: 2px solid rgba(255,255,255,0.13);
    border-radius: 38px;
    position: relative;
    box-shadow: 0 32px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.04), inset 0 1px 0 rgba(255,255,255,0.07);
}
.hero-phone-notch {
    width: 60px;
    height: 9px;
    background: rgba(255,255,255,0.1);
    border-radius: 0 0 6px 6px;
    margin: 0 auto;
}
.hero-phone-screen {
    position: absolute;
    inset: 24px 10px 10px;
    background: #111827;
    border-radius: 28px;
    overflow: hidden;
}

.hero-scanner-ui {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 12px 11px 10px;
    gap: 8px;
}
.hero-scanner-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}
.hero-scanner-logo {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.55);
    letter-spacing: 0.4px;
    font-weight: 600;
}
.hero-scanner-logo strong { color: var(--brand-primary); }
.hero-scanner-hint {
    font-size: 0.58rem;
    color: rgba(255,255,255,0.3);
}

/* QR scanner frame */
.hero-scanner-frame {
    flex: 1;
    position: relative;
    border-radius: 10px;
    background: rgba(0,0,0,0.35);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hsc {
    position: absolute;
    width: 18px;
    height: 18px;
    border-color: var(--brand-primary);
    border-style: solid;
    border-width: 0;
    opacity: 0.9;
}
.hsc.tl { top: 9px; left: 9px; border-top-width: 2.5px; border-left-width: 2.5px; border-radius: 3px 0 0 0; }
.hsc.tr { top: 9px; right: 9px; border-top-width: 2.5px; border-right-width: 2.5px; border-radius: 0 3px 0 0; }
.hsc.bl { bottom: 9px; left: 9px; border-bottom-width: 2.5px; border-left-width: 2.5px; border-radius: 0 0 0 3px; }
.hsc.br { bottom: 9px; right: 9px; border-bottom-width: 2.5px; border-right-width: 2.5px; border-radius: 0 0 3px 0; }

.hero-scan-line {
    position: absolute;
    left: 12px;
    right: 12px;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--brand-primary), rgba(192,57,43,0.5), transparent);
    box-shadow: 0 0 8px rgba(192,57,43,0.7);
    animation: heroScan 2.4s ease-in-out infinite;
    top: 10%;
    z-index: 1;
}
@keyframes heroScan {
    0%   { top: 12%;  opacity: 0.7; }
    50%  { top: 83%;  opacity: 1; }
    100% { top: 12%;  opacity: 0.7; }
}

.hero-qr-svg {
    width: 80px;
    height: 80px;
    opacity: 0.65;
}

/* Tarama sonuç kartı */
.hero-result-card {
    display: flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,0.055);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 11px;
    padding: 8px 10px;
    flex-shrink: 0;
}
.hero-result-icon { flex-shrink: 0; }
.hero-result-icon svg { width: 20px; height: 20px; display: block; }
.hero-result-name {
    font-size: 0.67rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    line-height: 1.3;
}
.hero-result-status {
    font-size: 0.59rem;
    color: #4ade80;
    line-height: 1;
    margin-top: 1px;
}
.hero-result-tick {
    margin-left: auto;
    color: #4ade80;
    font-size: 0.9rem;
    font-weight: 700;
}

/* Floating badge üstte */
.hero-badge {
    position: absolute;
    top: -14px;
    right: -18px;
    background: var(--brand-primary);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 20px;
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(192,57,43,0.55);
    letter-spacing: 0.2px;
}

/* ── Admin yüklü arka plan görseli ────────────────────────── */
.hero-section.has-bg-image {
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}
.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(15,23,42,0.75) 0%, rgba(15,23,42,0.6) 100%);
    z-index: 0;
}
.hero-section.has-bg-image .hero-bg-pattern { z-index: 1; }

/* ─────────────────────────────────────────────────────────────
   HOME — ÖZELLİK ÖZETİ ŞERİDİ
───────────────────────────────────────────────────────────── */
.features-strip {
    background: #fff;
    border-top: 1px solid var(--brand-border);
    border-bottom: 1px solid var(--brand-border);
    padding: 1.5rem 0;
}

.features-strip-inner {
    display: flex;
    align-items: center;
    justify-content: center;
}

.fstrip-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0 2.5rem;
}

.fstrip-icon {
    width: 20px;
    height: 20px;
    color: var(--brand-primary);
    flex-shrink: 0;
}

.fstrip-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--brand-dark);
    white-space: nowrap;
}

.fstrip-divider {
    width: 1px;
    height: 2rem;
    background: var(--brand-border);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .features-strip-inner { flex-wrap: wrap; gap: 1rem; justify-content: center; }
    .fstrip-divider { display: none; }
    .fstrip-item { padding: 0 1rem; }
}

/* ─────────────────────────────────────────────────────────────
   HOME — SECTION SPACING
───────────────────────────────────────────────────────────── */
.py-section { padding-top: 5rem; padding-bottom: 5rem; }

/* ─────────────────────────────────────────────────────────────
   HOME — ÇÖZÜM KARTLARI
───────────────────────────────────────────────────────────── */
.solutions-section { background: #fff; }

.solution-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 14px;
    padding: 2rem 1.75rem 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}
.solution-card:hover {
    box-shadow: 0 12px 40px rgba(26, 26, 46, 0.1);
    transform: translateY(-3px);
    border-color: rgba(192, 57, 43, 0.25);
}

.solution-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.solution-card-num {
    font-size: 2rem;
    font-weight: 800;
    color: rgba(192, 57, 43, 0.12);
    line-height: 1;
    letter-spacing: -1px;
    font-variant-numeric: tabular-nums;
}

.solution-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--brand-dark);
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

.solution-card-desc {
    font-size: 0.875rem;
    color: var(--brand-muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.25rem;
}

.solution-card-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-primary);
    text-decoration: none;
    transition: gap var(--transition-fast);
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
}
.solution-card-link:hover { color: #a93226; letter-spacing: 0.3px; }

/* ─────────────────────────────────────────────────────────────
   HOME — NEDEN TÜMQR
───────────────────────────────────────────────────────────── */
.why-section { background: var(--brand-light); }

.why-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 14px;
    padding: 2rem 1.5rem;
    height: 100%;
    text-align: center;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.why-card:hover {
    box-shadow: 0 8px 28px rgba(26, 26, 46, 0.08);
    transform: translateY(-2px);
}

.why-icon {
    width: 52px;
    height: 52px;
    background: rgba(192, 57, 43, 0.08);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    color: var(--brand-primary);
}
.why-icon svg { width: 24px; height: 24px; }

.why-title {
    font-size: 0.97rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 0.6rem;
}

.why-text {
    font-size: 0.86rem;
    color: var(--brand-muted);
    line-height: 1.65;
    margin: 0;
}

/* ─────────────────────────────────────────────────────────────
   HOME — ALT CTA
───────────────────────────────────────────────────────────── */
.bottom-cta-section {
    background: var(--brand-dark);
    padding: 5rem 0;
}

.bottom-cta-title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin: 0;
}

.bottom-cta-section .btn-demo {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
    padding: 0.7rem 2rem;
    font-size: 1rem;
}
.bottom-cta-section .btn-demo:hover {
    background: #a93226;
    border-color: #a93226;
}

.bottom-cta-sub {
    font-size: 1rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.65;
    margin: 0;
}

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜMLER SAYFASI — PAGE HERO
───────────────────────────────────────────────────────────── */
.page-hero {
    background: var(--brand-dark);
    padding: 4rem 0 3.5rem;
    color: #fff;
}
.page-hero-title {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.4px;
    line-height: 1.15;
    margin-bottom: 1rem;
}
.page-hero-subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    max-width: 560px;
    margin: 0 auto;
}
.page-hero .section-eyebrow { color: rgba(192, 57, 43, 0.85); }

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜMLER SAYFASI — KART GRID
───────────────────────────────────────────────────────────── */
.solutions-listing { background: var(--brand-light); }

.sol-list-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}
.sol-list-card:hover {
    box-shadow: 0 16px 48px rgba(26, 26, 46, 0.11);
    transform: translateY(-4px);
    border-color: rgba(192, 57, 43, 0.2);
}

.sol-list-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}
.sol-list-num {
    font-size: 2.25rem;
    font-weight: 800;
    color: rgba(192, 57, 43, 0.1);
    line-height: 1;
    letter-spacing: -1px;
}

.sol-list-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--brand-dark);
    line-height: 1.3;
    margin-bottom: 0.85rem;
}

.sol-list-desc {
    font-size: 0.9rem;
    color: var(--brand-muted);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 1.5rem;
    /* 2 satır kırpma */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sol-list-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-primary);
    text-decoration: none;
    padding: 0.55rem 1.1rem;
    border: 1.5px solid var(--brand-primary);
    border-radius: 8px;
    align-self: flex-start;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.sol-list-btn:hover {
    background: var(--brand-primary);
    color: #fff;
}
.sol-list-arrow {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — HERO
───────────────────────────────────────────────────────────── */
.sol-detail-hero {
    background: var(--brand-dark);
    padding: 3rem 0 3.5rem;
    color: #fff;
}

.sd-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.45);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.sd-breadcrumb a {
    color: rgba(255,255,255,0.55);
    text-decoration: none;
    transition: color var(--transition-fast);
}
.sd-breadcrumb a:hover { color: #fff; }
.sd-breadcrumb span:last-child { color: rgba(255,255,255,0.75); }

.sd-hero-title {
    font-size: clamp(1.75rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.4px;
    line-height: 1.15;
    margin-bottom: 1rem;
}
.sd-hero-subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    max-width: 580px;
    margin: 0 auto;
}

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — GENEL SECTION STİLLERİ
───────────────────────────────────────────────────────────── */
.sd-section { padding: 4rem 0; }

.sd-section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 6px;
    padding: 0.3rem 0.8rem;
    margin-bottom: 1.5rem;
}
.sd-label-problem {
    background: rgba(192, 57, 43, 0.08);
    color: var(--brand-primary);
}
.sd-label-solution {
    background: rgba(39, 174, 96, 0.1);
    color: #27ae60;
}
.sd-label-case {
    background: rgba(41, 128, 185, 0.1);
    color: #2980b9;
}

/* Prose: metin bloğu */
.sd-prose {
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
}
.sd-prose p { margin-bottom: 1rem; }
.sd-prose p:first-child { margin-top: 0; }
.sd-prose p:last-child  { margin-bottom: 0; }

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — PROBLEM & ÇÖZÜM ARKA PLANLAR
───────────────────────────────────────────────────────────── */
.sd-problem  { background: #fff; }
.sd-solution { background: var(--brand-light); }

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — VAKA ÇALIŞMASI
───────────────────────────────────────────────────────────── */
.sd-case { background: #fff; }

.sd-case-card {
    background: var(--brand-light);
    border: 1px solid var(--brand-border);
    border-left: 4px solid #2980b9;
    border-radius: 12px;
    padding: 2rem;
}
.sd-case-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.sd-case-company {
    font-weight: 700;
    font-size: 1rem;
    color: var(--brand-dark);
}
.sd-case-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 0.85rem;
    line-height: 1.3;
}
.sd-case-summary {
    font-size: 0.925rem;
    color: #555;
    line-height: 1.7;
    margin-bottom: 1rem;
}

/* Details/summary — "Detayları oku" toggle */
.sd-case-details summary {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--brand-primary);
    cursor: pointer;
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}
.sd-case-details summary::-webkit-details-marker { display: none; }
.sd-case-details[open] summary::after { content: ' ↑'; }
.sd-case-details summary::after { content: ' ↓'; font-size: 0.8rem; }
.sd-case-full {
    margin-top: 1.25rem;
    font-size: 0.9rem;
    color: #555;
    line-height: 1.75;
    border-top: 1px solid var(--brand-border);
    padding-top: 1.25rem;
}
.sd-case-full p { margin-bottom: 0.85rem; }
.sd-case-full strong { color: var(--brand-dark); }

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — SENARYOLAR
───────────────────────────────────────────────────────────── */
.sd-scenarios { background: var(--brand-light); }

.sd-scen-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 14px;
    padding: 1.75rem;
    height: 100%;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.sd-scen-card:hover {
    box-shadow: 0 8px 28px rgba(26, 26, 46, 0.09);
    transform: translateY(-2px);
}
.sd-scen-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(192, 57, 43, 0.1);
    line-height: 1;
    letter-spacing: -2px;
    margin-bottom: 0.9rem;
}
.sd-scen-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 0.6rem;
    line-height: 1.3;
}
.sd-scen-desc {
    font-size: 0.875rem;
    color: var(--brand-muted);
    line-height: 1.7;
    margin: 0;
}

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — KAZANIMLAR
───────────────────────────────────────────────────────────── */
.sd-benefits { background: #fff; }

.sd-benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.sd-benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    font-size: 0.975rem;
    color: var(--brand-dark);
    line-height: 1.6;
}
.sd-benefit-check {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    background: rgba(39, 174, 96, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #27ae60;
    margin-top: 1px;
}
.sd-benefit-check svg { width: 13px; height: 13px; }

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM DETAY — YENİ BILEŞENLER
───────────────────────────────────────────────────────────── */

/* Hero: sol hizalı alt başlık */
.sd-hero-subtitle-left {
    margin: 0;
    max-width: none;
    margin-bottom: 0.5rem;
}

/* Hero: CTA butonlar */
.sd-hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.sd-hero-actions .btn-outline-secondary {
    color: rgba(255,255,255,0.75);
    border-color: rgba(255,255,255,0.35);
    background: transparent;
}
.sd-hero-actions .btn-outline-secondary:hover {
    color: #fff;
    border-color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.1);
}

/* Hero: QR mockup */
.sdhero-mockup {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 20px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}
.sdhero-qr-svg {
    width: 160px;
    height: 160px;
}
.sdhero-mockup-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255,255,255,0.4);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin: 0;
}

/* Problem + Çözüm: yan yana kart */
.sd-problemsolution {
    padding: 4rem 0;
    background: #fff;
}
.sdps-card {
    height: 100%;
    border-radius: 14px;
    padding: 2rem 2.25rem;
}
.sdps-problem {
    background: #fdf3f2;
    border-left: 4px solid var(--brand-primary);
}
.sdps-solution {
    background: #f4f4f8;
    border-left: 4px solid var(--brand-dark);
}

/* Vaka çalışması: öne çıkan kart */
.sdcase-prominent {
    background: var(--brand-dark);
    border-radius: 16px;
    padding: 2.5rem 3rem;
    color: #fff;
}
.sdcase-quote-icon {
    font-size: 3rem;
    line-height: 1;
    color: var(--brand-primary);
    margin-bottom: 1rem;
    font-family: Georgia, serif;
}
.sdcase-summary-lg {
    font-size: 1.05rem;
    line-height: 1.85;
    color: rgba(255,255,255,0.82);
    margin-bottom: 1.75rem;
}
.sdcase-footer {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 1.25rem;
}
.sdcase-company {
    font-weight: 700;
    font-size: 0.95rem;
    color: #fff;
}
.sdcase-read-more {
    color: var(--brand-primary);
    font-weight: 600;
    font-size: .85rem;
    text-decoration: none;
    white-space: nowrap;
}
.sdcase-read-more:hover { text-decoration: underline; }
.sdcase-card {
    background: var(--brand-dark);
    border-radius: 14px;
    padding: 1.75rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    color: #fff;
}
.sdcase-card-summary {
    color: rgba(255,255,255,0.82);
    font-size: .95rem;
    line-height: 1.65;
    flex-grow: 1;
    margin-bottom: 1.25rem;
}
.sdcase-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 1rem;
    flex-wrap: wrap;
}

/* Senaryo: numaralı rozet */
.sd-scen-num-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--brand-primary);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
    border-radius: 8px;
    margin-bottom: 1rem;
    letter-spacing: 0;
}

/* Kazanımlar: kart grid */
.sd-benefit-item-card {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    background: var(--brand-light);
    border: 1px solid var(--brand-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    font-size: 0.925rem;
    color: var(--brand-dark);
    line-height: 1.55;
    height: 100%;
}

/* Alt CTA şeridi */
.sd-bottom-cta {
    background: linear-gradient(135deg, var(--brand-dark) 0%, #2c1654 100%);
    padding: 5rem 0;
    color: #fff;
}
.sd-cta-title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.75rem;
}
.sd-cta-lead {
    font-size: 1rem;
    color: rgba(255,255,255,0.65);
    margin-bottom: 2rem;
}

/* ─────────────────────────────────────────────────────────────
   İLETİŞİM SAYFASI
───────────────────────────────────────────────────────────── */
.contact-hero {
    background: var(--brand-dark);
    padding: 4rem 0 3.5rem;
    color: #fff;
}
.contact-hero-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 1rem;
}
.contact-hero-sub {
    font-size: 1rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    max-width: 560px;
    margin: 0 auto;
}

/* İletişim bilgileri kartı */
.contact-info-card {
    background: var(--brand-light);
    border: 1px solid var(--brand-border);
    border-radius: 16px;
    padding: 2rem;
}
.contact-info-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.8rem;
}
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.contact-info-item:last-child { margin-bottom: 0; }
.contact-info-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: rgba(192,57,43,0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-primary);
}
.contact-info-icon svg { width: 18px; height: 18px; }
.contact-info-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--brand-muted);
    margin-bottom: 0.2rem;
}
.contact-info-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--brand-dark);
    text-decoration: none;
    line-height: 1.5;
}
a.contact-info-value:hover { color: var(--brand-primary); }

/* Form kartı */
.contact-form-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 16px;
    padding: 2.5rem;
}
.contact-form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--brand-dark);
    margin-bottom: 0.4rem;
}
.contact-form-input {
    width: 100%;
    border: 1.5px solid var(--brand-border);
    border-radius: 8px;
    padding: 0.65rem 0.9rem;
    font-size: 0.9rem;
    color: var(--brand-dark);
    background: #fff;
    transition: border-color 0.18s;
    font-family: inherit;
}
.contact-form-input:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(192,57,43,0.08);
}
.contact-form-textarea { resize: vertical; min-height: 130px; }

/* Başarı kutusu */
.contact-success-box {
    text-align: center;
    padding: 4rem 2rem;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 16px;
}
.contact-success-icon {
    width: 56px;
    height: 56px;
    color: #16a34a;
    margin: 0 auto 1.25rem;
    display: block;
}
.contact-success-box h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #166534;
    margin-bottom: 0.5rem;
}
.contact-success-box p { color: #166534; font-size: 0.95rem; }

/* ─────────────────────────────────────────────────────────────
   VAKA ÇALIŞMALARI LİSTESİ
───────────────────────────────────────────────────────────── */
.cases-listing { background: var(--brand-light); }

/* ─────────────────────────────────────────────────────────────
   VAKA ÇALIŞMALARI DETAIL — SECTION RENDERER
───────────────────────────────────────────────────────────── */
.csd-body { background: #fff; }
.csd-body .container { max-width: 820px; }

.csd-heading { margin: 2.5rem 0 1rem; }
.csd-heading h2 { font-size: 1.65rem; font-weight: 800; color: var(--brand-dark); letter-spacing: -.3px; }
.csd-heading h3 { font-size: 1.25rem; font-weight: 700; color: var(--brand-dark); }

.csd-paragraph { margin: 1.75rem 0; }
.csd-para-title { font-size: 1.15rem; font-weight: 700; color: var(--brand-dark); margin-bottom: .6rem; }
.csd-para-text  { font-size: 1rem; color: #374151; line-height: 1.8; }
.csd-para-text p { margin-bottom: .9rem; }
.csd-para-text p:last-child { margin-bottom: 0; }

/* paragraph-image */
.csd-para-img {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
    margin: 2rem 0;
}
.csd-para-img.img-left  { }
.csd-para-img.img-right { }
.csd-para-img.img-left  .csd-para-img-wrap { order: -1; }
.csd-para-img-wrap img {
    width: 100%;
    border-radius: 14px;
    object-fit: cover;
    max-height: 320px;
}
@media (max-width: 640px) {
    .csd-para-img { grid-template-columns: 1fr; }
    .csd-para-img.img-left .csd-para-img-wrap { order: 0; }
}

/* document */
.csd-document { margin: 2rem 0; padding: 1.5rem; background: var(--brand-light); border-radius: 14px; border: 1px solid var(--brand-border); }
.csd-doc-title { font-size: 1rem; font-weight: 700; color: var(--brand-dark); margin-bottom: 1rem; }
.csd-doc-list  { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .5rem; }
.csd-doc-link  {
    display: flex;
    align-items: center;
    gap: .55rem;
    padding: .6rem .9rem;
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 9px;
    font-size: .9rem;
    font-weight: 500;
    color: var(--brand-dark);
    text-decoration: none;
    transition: border-color .15s, box-shadow .15s;
}
.csd-doc-link:hover { border-color: var(--doc-accent, var(--brand-primary)); color: var(--doc-accent, var(--brand-primary)); box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.csd-doc-link svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--doc-accent, var(--brand-muted)); }

/* type colours */
.csd-doc-link--pdf    { --doc-accent: #dc2626; }
.csd-doc-link--excel  { --doc-accent: #16a34a; }
.csd-doc-link--word   { --doc-accent: #2563eb; }
.csd-doc-link--link   { --doc-accent: var(--brand-primary); }

/* YouTube embed */
.csd-doc-yt-item    { list-style: none; margin: .75rem 0; }
.csd-doc-yt-label   { font-size: .9rem; font-weight: 600; color: var(--brand-dark); margin-bottom: .4rem; }
.csd-youtube-wrap   { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 12px; }
.csd-youtube-wrap iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }

/* Inline image in doc list */
.csd-doc-img-item     { list-style: none; margin: .75rem 0; }
.csd-doc-img-caption  { font-size: .85rem; font-weight: 600; color: var(--brand-dark); margin-bottom: .4rem; }
.csd-doc-inline-img   { max-width: 100%; border-radius: 10px; border: 1px solid var(--brand-border); display: block; }

/* quote */
.csd-quote {
    margin: 2rem 0;
    padding: 1.5rem 1.75rem;
    border-left: 4px solid var(--brand-primary);
    background: #fdf5f4;
    border-radius: 0 12px 12px 0;
}
.csd-quote-text { font-size: 1.1rem; font-style: italic; color: var(--brand-dark); line-height: 1.7; margin: 0 0 .5rem; }
.csd-quote-attr { font-size: .85rem; font-weight: 600; color: var(--brand-muted); margin: 0; }

/* bottom nav */
.csd-bottom-nav { padding: 2rem 0 4rem; }

.case-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 16px;
    padding: 1.75rem;
    height: 100%;
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}
.case-card:hover {
    box-shadow: 0 16px 48px rgba(26,26,46,0.11);
    transform: translateY(-4px);
    border-color: rgba(192,57,43,0.2);
    color: inherit;
    text-decoration: none;
}

.case-card-top {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}
.case-card-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
    border: 1px solid var(--brand-border);
    padding: 4px;
    flex-shrink: 0;
}
.case-card-company-initial {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: var(--brand-dark);
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.case-card-meta {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 0;
}
.case-card-company {
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--brand-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.case-card-industry {
    font-size: 0.72rem;
    align-self: flex-start;
}
.case-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--brand-dark);
    line-height: 1.4;
    margin-bottom: 0.75rem;
}
.case-card-summary {
    font-size: 0.875rem;
    color: var(--brand-muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.25rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.case-card-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand-primary);
    margin-top: auto;
}
.case-card-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}
.case-card:hover .case-card-link svg { transform: translateX(4px); }

/* ─────────────────────────────────────────────────────────────
   REFERANSLAR SAYFASI
───────────────────────────────────────────────────────────── */
.ref-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.ref-card:hover {
    box-shadow: 0 12px 40px rgba(26, 26, 46, 0.1);
    transform: translateY(-3px);
}

/* Harf avatar */
.ref-avatar {
    width: 56px;
    height: 56px;
    background: var(--brand-dark);
    color: #fff;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    flex-shrink: 0;
    letter-spacing: -1px;
}

.ref-company {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 0.6rem;
    line-height: 1.25;
}

.ref-industry {
    margin-bottom: 1.5rem;
}

.ref-solution {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    margin-bottom: 1.5rem;
    flex: 1;
}
.ref-solution-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--brand-muted);
}
.ref-solution-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--brand-dark);
    line-height: 1.3;
}

.ref-case-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand-primary);
    border: 1.5px solid var(--brand-primary);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    text-decoration: none;
    transition: background-color var(--transition-fast), color var(--transition-fast);
    margin-top: auto;
}
.ref-case-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}
.ref-case-btn:hover {
    background: var(--brand-primary);
    color: #fff;
}

.ref-social-proof {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--brand-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* ─────────────────────────────────────────────────────────────
   SAYFA İÇERİĞİ (Pages: Özellikler, Fiyatlandırma)
───────────────────────────────────────────────────────────── */
.page-content-section { background: #fff; }

.page-content h1 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--brand-dark);
    margin-bottom: 2rem;
    line-height: 1.2;
}
.page-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin: 2rem 0 1rem;
}
.page-content h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 0.5rem;
}
.page-content p {
    color: var(--brand-text);
    line-height: 1.75;
    margin-bottom: 0;
}

/* ── Özellikler grid ── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.feature-item {
    background: var(--brand-surface);
    border: 1px solid var(--brand-border);
    border-radius: 14px;
    padding: 1.75rem;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.feature-item:hover {
    box-shadow: 0 8px 32px rgba(26,26,46,.08);
    transform: translateY(-2px);
}
.feature-item h3::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-primary);
    margin-right: 0.6rem;
    vertical-align: middle;
    margin-bottom: 2px;
}

/* ── Fiyatlandırma grid ── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.pricing-card {
    background: var(--brand-surface);
    border: 1px solid var(--brand-border);
    border-radius: 14px;
    padding: 2rem;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.pricing-card:hover {
    box-shadow: 0 8px 32px rgba(26,26,46,.08);
    transform: translateY(-2px);
}
.pricing-card h3 {
    color: var(--brand-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--brand-border);
}
.pricing-note {
    margin-top: 2.5rem;
    background: #fff7f6;
    border-left: 4px solid var(--brand-primary);
    border-radius: 0 12px 12px 0;
    padding: 1.5rem 2rem;
}
.pricing-note h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--brand-primary);
    margin-bottom: 0.5rem;
}
.pricing-note p {
    color: var(--brand-text);
    font-size: 0.92rem;
    line-height: 1.7;
}

/* ─────────────────────────────────────────────────────────────
   DEMO FORM SAYFASI
───────────────────────────────────────────────────────────── */
.demo-section { background: #f7f8fc; }

.demo-card {
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 4px 24px rgba(26,26,46,.06);
}

/* Honeypot — görünmez */
.demo-honeypot {
    position: absolute;
    left: -9999px;
    top: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    tab-size: 0;
}

.demo-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--brand-dark);
    letter-spacing: 0.4px;
    margin-bottom: 0.4rem;
    text-transform: uppercase;
}

.demo-input {
    display: block;
    width: 100%;
    padding: 0.65rem 1rem;
    font-size: 0.95rem;
    color: var(--brand-dark);
    background: var(--brand-surface);
    border: 1.5px solid var(--brand-border);
    border-radius: 10px;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    font-family: inherit;
}
.demo-input:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(192,57,43,.12);
    background: #fff;
}
.demo-textarea { resize: vertical; min-height: 110px; }

/* Çözüm seçim kutuları */
.demo-solutions-group { margin-top: 1.5rem; }

.demo-solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.6rem;
}

.demo-sol-option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
    background: var(--brand-surface);
    border: 1.5px solid var(--brand-border);
    border-radius: 10px;
    cursor: pointer;
    transition: border-color var(--transition-fast), background var(--transition-fast);
    user-select: none;
}
.demo-sol-option:hover { border-color: var(--brand-primary); background: #fff; }
.demo-sol-option.is-checked { border-color: var(--brand-primary); background: #fff7f6; }

.demo-sol-checkbox {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--brand-primary);
    cursor: pointer;
}
.demo-sol-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand-dark);
    line-height: 1.3;
}

.demo-required-note {
    font-size: 0.78rem;
    color: var(--brand-muted);
    margin-top: 1rem;
    margin-bottom: 0;
}

.demo-error {
    background: #fff0f0;
    border: 1px solid #f5c2c2;
    color: var(--brand-primary);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

/* Teşekkür kartı */
.demo-thanks {
    text-align: center;
    background: #fff;
    border: 1px solid var(--brand-border);
    border-radius: 20px;
    padding: 3.5rem 2.5rem;
    box-shadow: 0 4px 24px rgba(26,26,46,.06);
}
.demo-thanks-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.5rem;
    color: #22c55e;
}
.demo-thanks-icon svg { width: 100%; height: 100%; }
.demo-thanks-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--brand-dark);
    margin-bottom: 0.75rem;
}
.demo-thanks-body {
    font-size: 1rem;
    color: var(--brand-muted);
    margin-bottom: 0;
}

/* ─────────────────────────────────────────────────────────────
   ÇÖZÜM EKLERI (Görüntü, PDF, Link, YouTube)
───────────────────────────────────────────────────────────── */
.sd-attachments { background: var(--brand-bg); padding: 5rem 0; }

/* grid: YouTube/image full-width, doc links as tiles */
.sd-attach-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* YouTube embed */
.sd-attach-yt { width: 100%; max-width: 800px; margin: 0 auto; }
.sd-yt-wrap {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 14px;
    box-shadow: 0 8px 30px rgba(0,0,0,.12);
}
.sd-yt-wrap iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    border-radius: 14px;
}

/* Image */
.sd-attach-img-wrap { text-align: center; }
.sd-attach-img {
    max-width: 100%;
    max-height: 480px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,.10);
}

/* Shared label under media */
.sd-attach-label {
    font-size: .9rem;
    color: var(--brand-muted);
    margin-top: .75rem;
    margin-bottom: 0;
    text-align: center;
}

/* Doc/link tiles row */
.sd-attach-docs-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}
.sd-attach-doc {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1rem 1.5rem;
    background: #fff;
    border: 1.5px solid var(--brand-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--brand-text);
    font-weight: 600;
    font-size: .95rem;
    transition: border-color .2s, box-shadow .2s, transform .15s;
    min-width: 200px;
    flex: 0 1 auto;
}
.sd-attach-doc:hover {
    border-color: var(--brand-primary);
    box-shadow: 0 4px 16px rgba(99,102,241,.12);
    transform: translateY(-2px);
    color: var(--brand-primary);
}
.sd-attach-doc-icon { font-size: 1.5rem; line-height: 1; }
.sd-attach-doc-label { flex: 1; }
.sd-attach-doc-arrow { font-size: .85rem; opacity: .5; }

/* ─────────────────────────────────────────────────────────────
   ADMİN — Ek Öğesi Satırı (çözüm & vaka ortak)
───────────────────────────────────────────────────────────── */
.cs-doc-item-v2 {
    background: var(--bs-light, #f8fafc);
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}
.cs-doc-item-top {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-wrap: wrap;
}
.cs-doc-type-sel { max-width: 160px; }
.cs-doc-item-labels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
}
@media (max-width: 600px) {
    .cs-doc-item-labels { grid-template-columns: 1fr; }
    .sd-attach-doc { min-width: 100%; }
}

/* Referans sayfası — logo */
.ref-logo-img {
    max-height: 56px;
    max-width: 160px;
    object-fit: contain;
    margin-bottom: 1rem;
    display: block;
}


.recaptcha-notice {
    font-size: 0.75rem;
    color: #94a3b8;
    margin-top: 0.5rem;
    margin-bottom: 0;
}
.recaptcha-notice a {
    color: #64748b;
    text-decoration: underline;
}

/* ─────────────────────────────────────────────────────────────
   LANDING PAGE — Frontend
───────────────────────────────────────────────────────────── */
.lp-hero {
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f3ff 100%);
    padding: 5rem 0 4rem;
    text-align: center;
}
.lp-hero-title {
    font-size: clamp(1.9rem, 4vw, 3rem);
    font-weight: 800;
    color: #0f172a;
    line-height: 1.15;
    margin-bottom: 1rem;
}
.lp-hero-sub {
    font-size: 1.15rem;
    color: #475569;
    max-width: 600px;
    margin: 0 auto;
}
.lp-section {
    padding: 4rem 0;
}
.lp-section-narrow {
    padding: 3rem 0;
}
.lp-section:nth-child(even) {
    background: #f8fafc;
}
.lp-section-heading {
    font-size: 1.4rem;
    font-weight: 700;
    color: #0f172a;
}
.lp-paragraph {
    font-size: 1rem;
    color: #334155;
    line-height: 1.8;
}
.lp-paragraph h2, .lp-paragraph h3 { font-weight: 700; color: #0f172a; margin-top: 1.5rem; }
.lp-paragraph ul, .lp-paragraph ol { padding-left: 1.5rem; }
.lp-paragraph a { color: var(--brand, #2563eb); }
.lp-section-img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,.08);
    object-fit: cover;
}
/* Document */
.lp-document-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    text-decoration: none;
    color: #0f172a;
    transition: border-color .2s, box-shadow .2s;
}
.lp-document-link:hover {
    border-color: var(--brand, #2563eb);
    box-shadow: 0 2px 12px rgba(37,99,235,.1);
    color: var(--brand, #2563eb);
}
.lp-doc-icon { font-size: 1.5rem; }
.lp-doc-label { flex: 1; font-weight: 600; font-size: .95rem; }
.lp-doc-arrow { font-size: 1.1rem; color: var(--brand, #2563eb); }
/* Video */
.lp-video-wrap {
    position: relative;
    padding-bottom: 56.25%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0,0,0,.1);
}
.lp-video-wrap iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}
/* Link Pool */
.lp-link-pool {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}
.lp-link-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: #fff;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    text-decoration: none;
    color: #1e40af;
    font-weight: 500;
    font-size: .9rem;
    transition: border-color .2s, background .2s;
}
.lp-link-card:hover { border-color: var(--brand, #2563eb); background: #eff6ff; }
.lp-link-arrow { font-size: 1rem; flex-shrink: 0; margin-left: .5rem; }
/* List */
.lp-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.lp-list li {
    padding: .6rem 0 .6rem 1.5rem;
    position: relative;
    color: #334155;
    line-height: 1.6;
    border-bottom: 1px solid #f1f5f9;
}
.lp-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--brand, #2563eb);
    font-weight: 700;
}
/* Form */
.lp-form-section {
    background: #f8fafc;
}
.lp-form-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1.5rem;
}