*, *::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-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);
        }

    .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);
        }
    /* ─── 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;
        padding: 88px 24px 72px;
        background: var(--white);
        border-bottom: 1px solid var(--gray-3);
        background-color: #1D1D1F;
    }

    @media (min-width: 768px) {
        .hero {
            margin-top: 56px;
            padding: 104px 40px 80px;
            background-color: #1D1D1F;
        }
    }

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

    .hero-label {
        font-size: 11px;
        font-weight: 500;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--gray-2);
        margin-bottom: 16px;
    }

    .hero-title {
        font-size: clamp(40px, 6.5vw, 80px);
        font-weight: 600;
        letter-spacing: -0.04em;
        line-height: 1.0;
        color: var(--black);
        margin-bottom: 20px;
    }

    .hero-sub {
        font-size: 18px;
        color: var(--gray-2);
        line-height: 1.6;
        max-width: 520px;
    }
    /* ─── İKİ YOL ─── */
    #iki-yol {
        padding: 64px 24px;
        border-bottom: 1px solid var(--gray-3);
    }

    @media (min-width: 768px) {
        #iki-yol {
            padding: 72px 40px;
        }
    }

    .iki-yol-grid {
        max-width: var(--max);
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: 16px;
    }

    @media (min-width: 640px) {
        .iki-yol-grid {
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
    }

    .yol-kart {
        border: 1px solid var(--gray-3);
        border-radius: var(--radius-card);
        padding: 36px 32px 40px;
        display: flex;
        flex-direction: column;
        gap: 24px;
        transition: border-color 0.2s, transform 0.15s;
    }

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

        .yol-kart.featured {
            background: var(--black);
            border-color: var(--black);
        }

    .yol-kart-ust {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 16px;
    }

    .yol-kart-icon {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        background: var(--gray-1);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .yol-kart.featured .yol-kart-icon {
        background: rgba(255,255,255,0.12);
    }

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

    .yol-kart.featured .yol-kart-icon .material-symbols-outlined {
        color: var(--white);
    }

    .yol-tag {
        font-size: 10px;
        font-weight: 600;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        background: var(--gray-1);
        color: var(--gray-4);
        padding: 4px 10px;
        border-radius: 4px;
        white-space: nowrap;
    }

    .yol-kart.featured .yol-tag {
        background: rgba(255,255,255,0.12);
        color: rgba(255,255,255,0.55);
    }

    .yol-kart-title {
        font-size: clamp(20px, 2.5vw, 26px);
        font-weight: 600;
        letter-spacing: -0.02em;
        color: var(--black);
        line-height: 1.15;
    }

    .yol-kart.featured .yol-kart-title {
        color: #FFFFFF;
    }

    .yol-kart-desc {
        font-size: 14px;
        color: var(--gray-2);
        line-height: 1.65;
    }

    .yol-kart.featured .yol-kart-desc {
        color: rgba(255,255,255,0.5);
    }

    .yol-madde-list {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .yol-madde {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: 13px;
        color: var(--gray-4);
        line-height: 1.45;
    }

    .yol-kart.featured .yol-madde {
        color: rgba(255,255,255,0.6);
    }

    .yol-madde .material-symbols-outlined {
        font-size: 15px;
        color: var(--black);
        font-variation-settings: 'FILL' 1,'wght' 500,'GRAD' 0,'opsz' 20;
        flex-shrink: 0;
        margin-top: 1px;
    }

    .yol-kart.featured .yol-madde .material-symbols-outlined {
        color: rgba(255,255,255,0.5);
    }

    .yol-kart .btn-dark {
        align-self: flex-start;
        font-size: 14px;
        padding: 11px 22px;
    }

    .yol-kart.featured .btn-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 11px 22px;
        border-radius: var(--radius-btn);
        background: var(--white);
        color: var(--black);
        font-size: 14px;
        font-weight: 500;
        text-decoration: none;
        border: none;
        cursor: pointer;
        font-family: var(--font);
        transition: transform 0.2s, opacity 0.2s;
        align-self: flex-start;
    }

        .yol-kart.featured .btn-cta:hover {
            opacity: 0.9;
            transform: scale(1.02);
        }
    /* ─── RFK AVANTAJLARI ─── */
    #avantajlar {
        padding: 80px 24px;
        background: var(--gray-1);
    }

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

    .avantaj-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 14px;
        margin-top: 48px;
    }

    @media (min-width: 640px) {
        .avantaj-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
    }

    @media (min-width: 960px) {
        .avantaj-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }

    .avantaj-kart {
        padding: 26px 24px 28px;
        border: 1px solid var(--gray-3);
        border-radius: var(--radius-card);
        background: var(--white);
        display: flex;
        gap: 16px;
        align-items: flex-start;
        transition: border-color 0.15s;
    }

        .avantaj-kart:hover {
            border-color: var(--black);
        }

    .avantaj-kart-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        background: var(--gray-1);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

        .avantaj-kart-icon .material-symbols-outlined {
            font-size: 20px;
            color: var(--black);
            font-variation-settings: 'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
        }

    .avantaj-kart-title {
        font-size: 14px;
        font-weight: 600;
        color: var(--black);
        letter-spacing: -0.01em;
        margin-bottom: 5px;
    }

    .avantaj-kart-desc {
        font-size: 12px;
        color: var(--gray-2);
        line-height: 1.6;
    }
    /* ─── CTA FORMU ─── */
    #form {
        padding: 80px 24px;
        border-top: 1px solid var(--gray-3);
    }

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

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

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

    .form-sol h2 {
        font-size: clamp(28px, 4vw, 44px);
        font-weight: 600;
        letter-spacing: -0.025em;
        line-height: 1.1;
        color: var(--black);
        margin-bottom: 16px;
    }

    .form-sol p {
        font-size: 15px;
        color: var(--gray-2);
        line-height: 1.65;
        margin-bottom: 28px;
    }

    .form-avantaj {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .form-avantaj-item {
        display: flex;
        align-items: flex-start;
        gap: 10px;
    }

        .form-avantaj-item .material-symbols-outlined {
            font-size: 16px;
            color: var(--black);
            font-variation-settings: 'FILL' 1,'wght' 500,'GRAD' 0,'opsz' 20;
            flex-shrink: 0;
            margin-top: 1px;
        }

        .form-avantaj-item span {
            font-size: 14px;
            color: var(--gray-4);
            line-height: 1.5;
        }

    .form-kutu {
        background: var(--gray-1);
        border: 1px solid var(--gray-3);
        border-radius: var(--radius-card);
        padding: 32px 28px;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

        .form-kutu h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--black);
            letter-spacing: -0.015em;
        }

    .form-group {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .form-label {
        font-size: 12px;
        font-weight: 500;
        color: var(--gray-4);
    }

    .form-input {
        padding: 11px 14px;
        border: 1px solid var(--gray-3);
        border-radius: 10px;
        font-size: 14px;
        color: var(--black);
        font-family: var(--font);
        background: var(--white);
        transition: border-color 0.15s;
    }

        .form-input:focus {
            outline: none;
            border-color: var(--black);
        }

        .form-input::placeholder {
            color: var(--gray-2);
        }

    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .form-select {
        padding: 11px 32px 11px 14px;
        border: 1px solid var(--gray-3);
        border-radius: 10px;
        font-size: 14px;
        color: var(--black);
        font-family: var(--font);
        background: var(--white);
        appearance: none;
        -webkit-appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2386868B' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 10px center;
        transition: border-color 0.15s;
        cursor: pointer;
    }

        .form-select:focus {
            outline: none;
            border-color: var(--black);
        }

    .form-submit {
        width: 100%;
        padding: 13px;
        border-radius: var(--radius-btn);
        background: var(--black);
        color: var(--white);
        font-size: 15px;
        font-weight: 500;
        border: none;
        cursor: pointer;
        font-family: var(--font);
        transition: opacity 0.2s, transform 0.2s;
    }

        .form-submit:hover {
            opacity: 0.85;
            transform: scale(1.01);
        }

    .form-altnot {
        font-size: 12px;
        color: var(--gray-2);
        text-align: center;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
    }

        .form-altnot .material-symbols-outlined {
            font-size: 14px;
            font-variation-settings: 'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 20;
        }

    .form-success {
        display: none;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
        padding: 24px 0;
    }

        .form-success.visible {
            display: flex;
        }

        .form-success .material-symbols-outlined {
            font-size: 40px;
            color: var(--black);
            font-variation-settings: 'FILL' 1,'wght' 400,'GRAD' 0,'opsz' 40;
        }

        .form-success h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--black);
        }

        .form-success p {
            font-size: 13px;
            color: var(--gray-2);
        }
    /* ─── PRO+ BANNER ─── */
    #pro-banner {
        padding: 64px 24px;
        background: var(--gray-1);
        border-top: 1px solid var(--gray-3);
    }

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

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

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

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

    .pro-banner-text h3 {
        font-size: clamp(18px, 3vw, 26px);
        font-weight: 600;
        letter-spacing: -0.02em;
        color: #FFFFFF;
        line-height: 1.2;
        margin-bottom: 8px;
    }

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

    .pro-banner-btn {
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 13px 26px;
        border-radius: var(--radius-btn);
        background: var(--white);
        color: var(--black);
        font-size: 14px;
        font-weight: 500;
        text-decoration: none;
        border: none;
        cursor: pointer;
        font-family: var(--font);
        transition: transform 0.2s, opacity 0.2s;
        white-space: nowrap;
    }

        .pro-banner-btn:hover {
            transform: scale(1.02);
            opacity: 0.9;
        }
    /* ─── 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 16px;
        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);
        }
    /* ─── MOBILE ≤480px ─── */
    @media (max-width: 480px) {
        section {
            padding: 56px 16px;
        }

        .hero {
            padding: 64px 16px 56px;
        }

        .form-row {
            grid-template-columns: 1fr;
        }

        .form-kutu {
            padding: 24px 20px;
        }

        .pro-banner-inner {
            padding: 24px 20px;
        }

        .yol-kart {
            padding: 28px 20px;
        }

        .footer-hours {
            grid-template-columns: 1fr;
            gap: 16px;
        }
    }