*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --white: #FFFFFF;
    --black: #1D1D1F;
    --gray-1: #F5F5F7;
    --gray-2: #86868B;
    --gray-3: #D2D2D7;
    --gray-4: #6E6E73;
    --font: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
    --max: 1200px;
    --radius-card: 18px;
    --radius-btn: 980px;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

    html::-webkit-scrollbar {
        display: none;
    }

html {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

body {
    font-family: var(--font);
    background: var(--white);
    color: var(--black);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
/* ─── NAV ─── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--gray-3);
}

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-links {
    display: none;
    list-style: none;
    gap: 28px;
}

    .nav-links a {
        font-size: 13px;
        font-weight: 400;
        color: var(--black);
        text-decoration: none;
        opacity: 0.8;
        transition: opacity 0.15s;
    }

        .nav-links a:hover, .nav-links a.active {
            opacity: 1;
            font-weight: 500;
        }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-phone {
    display: none;
    font-size: 13px;
    font-weight: 500;
    color: var(--black);
    text-decoration: none;
    gap: 4px;
    align-items: center;
}

.nav-whatsapp {
    display: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #25D366;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.nav-hamburger {
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    padding: 4px;
}

    .nav-hamburger span {
        display: block;
        width: 20px;
        height: 1.5px;
        background: var(--black);
        border-radius: 2px;
    }

@media (min-width: 1024px) {
    nav {
        padding: 0 40px;
        height: 56px;
    }

    .nav-links {
        display: flex;
    }

    .nav-phone {
        display: flex;
    }

    .nav-whatsapp {
        display: flex;
    }

    .nav-hamburger {
        display: none;
    }
}

.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    padding: 80px 24px 120px;
    flex-direction: column;
}

    .mobile-menu.open {
        display: flex;
    }

    .mobile-menu a {
        font-size: 22px;
        font-weight: 500;
        color: var(--black);
        text-decoration: none;
        padding: 16px 0;
        border-bottom: 1px solid var(--gray-3);
        display: block;
    }

        .mobile-menu a:first-child {
            border-top: 1px solid var(--gray-3);
        }
/* ─── BUTONLAR ─── */
.btn-dark {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-btn);
    background: var(--black);
    color: var(--white);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-family: var(--font);
    transition: transform 0.2s, opacity 0.2s;
}

    .btn-dark:hover {
        transform: scale(1.02);
        opacity: 0.85;
    }

.btn-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-btn);
    background: var(--white);
    color: var(--black);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-family: var(--font);
    transition: transform 0.2s, opacity 0.2s;
}

    .btn-white:hover {
        transform: scale(1.02);
        opacity: 0.9;
    }

.btn-outline-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--white);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.35);
    font-family: var(--font);
    transition: border-color 0.2s;
    cursor: pointer;
}

    .btn-outline-white:hover {
        border-color: rgba(255,255,255,0.7);
    }

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--black);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--gray-3);
    font-family: var(--font);
    transition: border-color 0.2s;
    cursor: pointer;
}

    .btn-outline:hover {
        border-color: var(--black);
    }
/* ─── ORTAK ─── */
.section-inner {
    max-width: var(--max);
    margin: 0 auto;
}

.section-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-2);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.1;
    color: var(--black);
}
/* ─── HERO ─── */
.hero {
    margin-top: 52px;
    background: var(--black);
    padding: 72px 24px 64px;
    background-color: #1D1D1F;
}

@media (min-width: 768px) {
    .hero {
        margin-top: 56px;
        padding: 80px 40px;
        background-color: #1D1D1F;
    }
}

.hero-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 768px) {
    .hero-inner {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
    }
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.pro-badge {
    background: var(--white);
    color: var(--black);
    border: 1px solid rgba(255,255,255,0.3);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 4px;
}

.hero-title {
    font-size: clamp(32px, 8vw, 56px);
    font-weight: 600;
    letter-spacing: -0.04em;
    line-height: 1.0;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.hero-sub {
    font-size: 18px;
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
    max-width: 440px;
    margin-bottom: 32px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hero-ph {
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 16px;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.ph-dark {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
    padding: 24px;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(45deg, #252525 0px, #252525 8px, #2d2d2d 8px, #2d2d2d 16px);
}

    .ph-dark .ph-icon {
        font-size: 28px;
        opacity: 0.2;
        font-variation-settings: 'FILL' 0,'wght' 300,'GRAD' 0,'opsz' 40;
    }

    .ph-dark .ph-name {
        font-size: 10px;
        font-weight: 600;
        color: #555;
        font-family: monospace;
    }

    .ph-dark .ph-dims {
        font-size: 9px;
        color: #444;
        font-family: monospace;
        margin-top: 2px;
    }
/* ─── PRO+ TANITIM ─── */
#tanitim {
    padding: 80px 24px;
    border-top: 1px solid var(--gray-3);
}

@media (min-width: 768px) {
    #tanitim {
        padding: 96px 40px;
    }
}

.tanitim-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: start;
}

@media (min-width: 768px) {
    .tanitim-grid {
        grid-template-columns: 1fr 1fr;
        gap: 72px;
        align-items: center;
    }
}

.tanitim-sol h2 {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.08;
    color: var(--black);
    margin-bottom: 20px;
}

.tanitim-sol p {
    font-size: 16px;
    color: var(--gray-2);
    line-height: 1.7;
}

.tanitim-sag {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.avantaj-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px 0;
    border-top: 1px solid var(--gray-3);
}

    .avantaj-item:last-child {
        border-bottom: 1px solid var(--gray-3);
    }

.avantaj-icon {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    background: var(--gray-1);
    border: 1px solid var(--gray-3);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .avantaj-icon .material-symbols-outlined {
        font-size: 22px;
        color: var(--black);
        font-variation-settings: 'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
    }

.avantaj-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.01em;
    margin-bottom: 4px;
}

.avantaj-desc {
    font-size: 13px;
    color: var(--gray-2);
    line-height: 1.55;
}
/* ─── MODEL GRID ─── */
#modeller {
    background: var(--gray-1);
    padding: 80px 24px;
}

@media (min-width: 768px) {
    #modeller {
        padding: 96px 40px;
    }
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 48px;
}

@media (min-width: 640px) {
    .model-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 960px) {
    .model-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
    }
}

.model-kart {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--gray-3);
    border-radius: var(--radius-card);
    overflow: hidden;
    background: var(--white);
    transition: border-color 0.2s, transform 0.15s;
    text-decoration: none;
    color: var(--black);
}

    .model-kart:hover {
        border-color: var(--black);
        transform: translateY(-2px);
    }

.model-gorsel {
    aspect-ratio: 4/3;
    background: #eee;
    border-bottom: 1px solid var(--gray-3);
    overflow: hidden;
}

.ph-light-sm {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-align: center;
    padding: 14px;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(45deg, #F5F5F7 0px, #F5F5F7 6px, #EBEBED 6px, #EBEBED 12px);
}

    .ph-light-sm .ph-icon {
        font-size: 18px;
        opacity: 0.25;
        font-variation-settings: 'FILL' 0,'wght' 300,'GRAD' 0,'opsz' 24;
    }

    .ph-light-sm .ph-name {
        font-size: 8px;
        font-weight: 600;
        color: var(--gray-4);
        font-family: monospace;
        word-break: break-all;
    }

.model-body {
    padding: 16px 18px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.model-marka {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-2);
    margin-bottom: 4px;
}

.model-ad {
    font-size: 18px;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.model-fiyat-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.model-fiyat {
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.01em;
}

.model-fiyat-ek {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray-2);
}

.model-fiyat-row .card-arrow {
    margin-left: auto;
}

.model-kart:hover .card-arrow {
    background: var(--black);
    color: var(--white);
    transform: translateX(2px);
}

.model-kart:hover .card-arrow .material-symbols-outlined {
    color: var(--white);
}

@media (max-width: 480px) {
    .model-ad {
        font-size: 16px;
    }
    .model-fiyat {
        font-size: 13px;
    }
    .model-fiyat-ek {
        font-size: 11px;
    }
}
/* ─── SEKTÖREL ÇÖZÜMLER ─── */
#sektorel {
    padding: 80px 24px;
    border-top: 1px solid var(--gray-3);
}

@media (min-width: 768px) {
    #sektorel {
        padding: 96px 40px;
    }
}

.sektor-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 48px;
}

@media (min-width: 640px) {
    .sektor-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

.sektor-kart {
    border: 1px solid var(--gray-3);
    border-radius: var(--radius-card);
    overflow: hidden;
    background: var(--white);
    transition: border-color 0.2s, transform 0.15s;
}

    .sektor-kart:hover {
        border-color: var(--black);
        transform: translateY(-2px);
    }

.sektor-gorsel {
    aspect-ratio: 16/10;
    border-bottom: 1px solid var(--gray-3);
    overflow: hidden;
}

.sektor-body {
    padding: 22px 24px 26px;
}

.sektor-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.015em;
    margin-bottom: 8px;
}

.sektor-desc {
    font-size: 13px;
    color: var(--gray-2);
    line-height: 1.65;
}
/* ─── TEST SÜRÜŞÜ ─── */
#test-surusu {
    background: var(--black);
    padding: 80px 24px;
}

@media (min-width: 768px) {
    #test-surusu {
        padding: 96px 40px;
    }
}

.test-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 768px) {
    .test-inner {
        grid-template-columns: 1fr 1fr;
        gap: 72px;
    }
}

.test-sol .section-label {
    color: rgba(255,255,255,0.4);
}

.test-sol h2 {
    font-size: clamp(28px, 4.5vw, 52px);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.08;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.test-sol p {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
    margin-bottom: 28px;
}

.test-sag {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.test-madde {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 20px 24px;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 14px;
}

    .test-madde .material-symbols-outlined {
        font-size: 20px;
        color: rgba(255,255,255,0.5);
        font-variation-settings: 'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
        flex-shrink: 0;
        margin-top: 1px;
    }

    .test-madde span {
        font-size: 14px;
        color: rgba(255,255,255,0.6);
        line-height: 1.55;
    }
/* ─── FİLO BANNER ─── */
#filo {
    padding: 64px 24px;
    background: var(--gray-1);
    border-top: 1px solid var(--gray-3);
}

@media (min-width: 768px) {
    #filo {
        padding: 64px 40px;
    }
}

.filo-banner {
    max-width: var(--max);
    margin: 0 auto;
    background: var(--black);
    border-radius: var(--radius-card);
    padding: 40px 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
}

@media (min-width: 768px) {
    .filo-banner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 40px;
    }
}

.filo-text .filo-ust {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    margin-bottom: 8px;
}

.filo-text h3 {
    font-size: clamp(20px, 3vw, 28px);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: #FFFFFF;
    line-height: 1.2;
    margin-bottom: 8px;
}

.filo-text p {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    max-width: 480px;
}

.filo-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex-shrink: 0;
}
/* ─── FOOTER ─── */
footer {
    background: #1D1D1F;
    border-top: 1px solid #333;
    padding: 64px 24px 32px;
    color: rgba(255,255,255,0.6);
}

@media (min-width: 768px) {
    footer {
        padding: 80px 40px 40px;
    }
}

.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    margin-bottom: 56px;
    padding-bottom: 56px;
    border-bottom: 1px solid #333;
}

@media (min-width: 600px) {
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .footer-top {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
    }
}

.footer-brand .logo {
    font-size: 18px;
    font-weight: 600;
    color: #FFFFFF;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255,255,255,0.45);
}

.footer-brand .contact-info {
    margin-top: 20px;
}

    .footer-brand .contact-info a {
        display: block;
        font-size: 13px;
        color: rgba(255,255,255,0.6);
        text-decoration: none;
        margin-bottom: 6px;
        transition: color 0.15s;
    }

        .footer-brand .contact-info a:hover {
            color: #FFFFFF;
        }

.footer-col h4 {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
}

    .footer-col ul li {
        margin-bottom: 10px;
    }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            transition: color 0.15s;
        }

            .footer-col ul li a:hover {
                color: #FFFFFF;
            }

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.footer-copy {
    font-size: 12px;
    color: rgba(255,255,255,0.3);
}

.footer-legal {
    display: flex;
    gap: 16px;
}

    .footer-legal a {
        font-size: 12px;
        color: rgba(255,255,255,0.3);
        text-decoration: none;
        transition: color 0.15s;
    }

        .footer-legal a:hover {
            color: rgba(255,255,255,0.7);
        }

.footer-hours {
    padding: 24px;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 12px;
    margin-bottom: 40px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.footer-hours-item h5 {
    font-size: 11px;
    font-weight: 500;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.footer-hours-item p {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    line-height: 1.6;
}
/* ─── STICKY CTA ─── */
.sticky-cta {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--gray-3);
    padding: 12px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    gap: 8px;
}

@media (min-width: 768px) {
    .sticky-cta {
        display: none;
    }
}

.sticky-cta-btn {
    flex: 1;
    padding: 12px 8px;
    border-radius: 12px;
    border: 1px solid var(--gray-3);
    background: transparent;
    color: var(--black);
    font-size: 12px;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    font-family: var(--font);
}

    .sticky-cta-btn.primary-m {
        background: var(--black);
        color: var(--white);
        border-color: var(--black);
    }

    .sticky-cta-btn.wa {
        background: #25D366;
        border-color: #25D366;
        color: #FFFFFF;
        flex: 0 0 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
/* ─── ANİMASYON ─── */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 600px) {
    .hero {
        padding: 44px 16px 42px;
    }

    .hero-inner {
        gap: 28px;
    }

    .hero-title {
        font-size: 36px;
        line-height: 1.06;
        letter-spacing: -0.025em;
    }

    .hero-sub {
        font-size: 14px;
        line-height: 1.55;
        margin-bottom: 22px;
    }

    .hero-ctas,
    .filo-ctas {
        width: 100%;
        flex-direction: column;
    }

    .btn-white,
    .btn-dark,
    .btn-outline,
    .btn-outline-white {
        width: 100%;
        justify-content: center;
        padding: 12px 18px;
        font-size: 14px;
    }

    #tanitim,
    #modeller,
    #sektorel,
    #test-surusu,
    #filo {
        padding-left: 16px;
        padding-right: 16px;
    }

    .tanitim-grid,
    .test-inner {
        gap: 28px;
    }

    .tanitim-sol h2,
    .test-sol h2 {
        font-size: 30px;
        letter-spacing: -0.02em;
    }

    .model-grid {
        grid-template-columns: 1fr;
        gap: 14px;
        margin-top: 28px;
    }

    .model-kart,
    .sektor-kart {
        border-radius: 14px;
    }

    .model-body {
        padding: 14px;
    }

    .model-fiyat-row {
        align-items: flex-start;
        gap: 10px;
    }

    .model-fiyat {
        line-height: 1.3;
    }

    .sektor-grid {
        margin-top: 28px;
    }

    .test-madde {
        padding: 16px;
    }

    .filo-banner {
        padding: 24px 18px;
        border-radius: 14px;
    }
}