:root {
    color-scheme: dark;
    --bg: #070708;
    --panel: #111114;
    --panel-soft: #18181d;
    --line: #2a2a31;
    --text: #f4f1ee;
    --muted: #b5adb0;
    --red: #c9182b;
    --red-dark: #9f1020;
    --gold: #d7b56d;
    --ok: #52c486;
    --shadow: 0 20px 70px rgba(0, 0, 0, 0.42);
}

* {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background: var(--bg);
    color: var(--text);
    font-family:
        Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        sans-serif;
}

body.locked {
    overflow: hidden;
}

img {
    max-width: 100%;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: nowrap;
    padding: 14px clamp(16px, 5vw, 70px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    background: rgba(7, 7, 8, 0.9);
    backdrop-filter: blur(16px);
}

.logo,
.main-nav a,
.whatsapp-link,
.button {
    color: inherit;
    text-decoration: none;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    font-weight: 900;
    letter-spacing: 0;
    white-space: nowrap;
}

.logo-mark {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--red), #4a0b12);
    color: #fff;
    font-size: 0.82rem;
}

.main-nav {
    display: none;
    gap: 22px;
    color: var(--muted);
    font-size: 0.94rem;
    font-weight: 750;
}

.main-nav a:hover {
    color: #fff;
}

.whatsapp-link,
.button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-weight: 850;
}

.whatsapp-link {
    border: 1px solid rgba(82, 196, 134, 0.45);
    flex: 0 0 auto;
    padding: 0 14px;
    color: #d7ffe7;
    background: rgba(82, 196, 134, 0.12);
}

.button {
    border: 1px solid transparent;
    padding: 0 18px;
    transition:
        transform 0.18s ease,
        background 0.18s ease,
        border-color 0.18s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    background: var(--red);
    color: #fff;
}

.button-primary:hover {
    background: var(--red-dark);
}

.button-outline,
.button-ghost {
    border-color: rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.05);
}

.hero {
    display: grid;
    min-height: min(700px, calc(100vh - 68px));
    align-items: end;
    padding: clamp(82px, 18vw, 150px) clamp(16px, 5vw, 70px) clamp(44px, 8vw, 80px);
    background:
        linear-gradient(90deg, rgba(7, 7, 8, 0.9), rgba(7, 7, 8, 0.55)),
        url("/assets/images/kapak-görseli.png") center/cover;
}

.hero-content {
    max-width: 760px;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 18px;
    font-size: clamp(2.8rem, 11vw, 6.8rem);
    line-height: 0.95;
    letter-spacing: 0;
}

h2 {
    margin-bottom: 12px;
    font-size: clamp(2rem, 7vw, 3.6rem);
    line-height: 1.05;
    letter-spacing: 0;
}

.hero p:not(.eyebrow),
.section-heading p,
.order-copy p,
.legal-modal p {
    color: var(--muted);
    line-height: 1.7;
}

.hero p:not(.eyebrow) {
    max-width: 640px;
    font-size: clamp(1.04rem, 3.4vw, 1.28rem);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.section,
.trust-section,
.order-section {
    padding: clamp(46px, 10vw, 92px) clamp(16px, 5vw, 70px);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 28px;
}

.product-grid {
    display: grid;
    gap: 16px;
}

.product-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--panel);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
}

.product-image-button {
    display: block;
    width: 100%;
    border: 0;
    background: #0b0b0d;
    padding: 0;
}

.product-image-button img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    filter: saturate(0.85) contrast(1.02);
}

.image-hint {
    display: block;
    border-top: 1px solid var(--line);
    color: var(--muted);
    padding: 8px 12px;
    font-size: 0.78rem;
    text-align: center;
}

.product-body {
    display: grid;
    gap: 14px;
    padding: 18px;
}

.product-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.product-top h3 {
    margin: 0;
    font-size: 1.08rem;
}

.price {
    color: var(--gold);
    font-weight: 950;
    white-space: nowrap;
}

.product-body p,
.features,
.stock {
    color: var(--muted);
    line-height: 1.55;
}

.features {
    margin: 0;
    padding-left: 18px;
}

.stock {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
}

.stock::before {
    content: "";
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--ok);
}

.trust-section,
.order-section,
.faq-section {
    background: var(--panel-soft);
}

.trust-grid {
    display: grid;
    gap: 14px;
}

.trust-grid article {
    min-height: 112px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.035);
    padding: 18px;
}

.trust-grid span {
    display: inline-grid;
    width: 40px;
    height: 40px;
    place-items: center;
    margin-bottom: 14px;
    border-radius: 8px;
    background: rgba(201, 24, 43, 0.14);
}

.trust-grid h3 {
    margin: 0;
    font-size: 1rem;
    line-height: 1.35;
}

.order-section {
    display: grid;
    gap: 26px;
}

.selected-summary,
.order-form,
.faq-item,
.legal-modal {
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--panel);
}

.selected-summary {
    display: grid;
    gap: 7px;
    max-width: 460px;
    padding: 18px;
}

.selected-summary span {
    color: var(--muted);
    font-size: 0.9rem;
}

.campaign-strip {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    grid-column: 1 / -1;
    gap: 20px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(215, 181, 109, 0.46);
    border-radius: 10px;
    background:
        linear-gradient(135deg, rgba(201, 24, 43, 0.34), rgba(215, 181, 109, 0.08)),
        var(--panel);
    padding: clamp(18px, 3vw, 26px);
    box-shadow: 0 18px 56px rgba(0, 0, 0, 0.34);
}

.campaign-strip::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 0 0, rgba(215, 181, 109, 0.2), transparent 34%),
        radial-gradient(circle at 100% 0, rgba(201, 24, 43, 0.22), transparent 34%),
        linear-gradient(90deg, rgba(255, 255, 255, 0.06), transparent 48%);
}

.campaign-copy,
.campaign-digital,
.campaign-trust {
    position: relative;
}

.campaign-strip h3 {
    margin-bottom: 8px;
    font-size: clamp(1.24rem, 2.5vw, 1.68rem);
    line-height: 1.22;
}

.campaign-strip p:not(.eyebrow) {
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.55;
}

.campaign-digital {
    display: grid;
    min-width: 156px;
    min-height: 82px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 10px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.015)),
        rgba(7, 7, 8, 0.82);
    color: #fff;
    font-family: "Segoe UI", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: clamp(2.35rem, 6vw, 3.45rem);
    font-weight: 950;
    letter-spacing: 0;
    line-height: 1;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
    user-select: none;
}

.campaign-strip.expired {
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.035);
}

.campaign-strip.expired .campaign-digital {
    color: var(--muted);
}

.campaign-trust {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-column: 1 / -1;
    gap: 10px;
}

.campaign-trust article {
    display: flex;
    align-items: center;
    gap: 9px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.035);
    color: var(--text);
    padding: 13px 14px;
    font-weight: 800;
    line-height: 1.35;
}

.campaign-trust span {
    display: grid;
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 7px;
    background: rgba(201, 24, 43, 0.18);
    color: var(--gold);
    font-size: 0.82rem;
}

.order-form {
    display: grid;
    gap: 15px;
    padding: clamp(18px, 5vw, 28px);
    box-shadow: var(--shadow);
}

.form-message {
    display: none;
    border-radius: 8px;
    padding: 12px 14px;
    background: rgba(201, 24, 43, 0.14);
    color: #ffd7db;
    line-height: 1.5;
}

.form-message.visible {
    display: block;
}

label {
    display: grid;
    gap: 8px;
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 800;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #0b0b0d;
    color: var(--text);
    padding: 12px 13px;
    outline: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(201, 24, 43, 0.18);
}

textarea {
    resize: vertical;
}

.form-row {
    display: grid;
    gap: 15px;
}

.submit-button {
    width: 100%;
    min-height: 54px;
    font-size: 1rem;
    letter-spacing: 0;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-item {
    overflow: hidden;
}

.faq-question {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border: 0;
    background: transparent;
    color: var(--text);
    padding: 18px;
    text-align: left;
    font-weight: 900;
}

.faq-question span {
    color: var(--red);
    font-size: 1.3rem;
}

.faq-answer {
    display: none;
    padding: 0 18px 18px;
    color: var(--muted);
    line-height: 1.6;
}

.faq-item.open .faq-answer {
    display: block;
}

.site-footer {
    display: grid;
    gap: 24px;
    padding: 34px clamp(16px, 5vw, 70px);
    border-top: 1px solid var(--line);
    background: #050506;
}

.site-footer p {
    margin: 14px 0 0;
    color: var(--muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-links button {
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    padding: 0 12px;
}

.footer-links button:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.28);
}

.legal-modal {
    width: min(560px, calc(100vw - 28px));
    color: var(--text);
    padding: 26px;
    box-shadow: var(--shadow);
}

.legal-modal::backdrop {
    background: rgba(0, 0, 0, 0.72);
}

.legal-modal h2 {
    margin-bottom: 12px;
    font-size: 1.55rem;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #09090b;
    color: var(--text);
    font-size: 1.4rem;
}

@media (min-width: 640px) {
    .main-nav {
        display: flex;
    }

    .product-grid,
    .trust-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .form-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 980px) {
    .product-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .trust-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .order-section {
        grid-template-columns: minmax(0, 0.85fr) minmax(480px, 1fr);
        align-items: start;
    }

    .site-footer {
        grid-template-columns: 1fr auto;
        align-items: start;
    }
}

@media (max-width: 639px) {
    .site-header {
        min-height: 58px;
        padding: 10px 12px;
        gap: 8px;
    }

    .main-nav {
        display: none;
    }

    .logo {
        gap: 8px;
        font-size: 0.95rem;
    }

    .logo-mark {
        width: 32px;
        height: 32px;
        border-radius: 7px;
        font-size: 0.72rem;
    }

    .whatsapp-link {
        min-height: 38px;
        padding: 0 10px;
        font-size: 0.9rem;
    }

    .hero {
        min-height: auto;
        align-items: end;
        padding: clamp(255px, 76vw, 345px) 16px 34px;
        background:
            linear-gradient(180deg,
                rgba(7, 7, 8, 0) 0%,
                rgba(7, 7, 8, 0.12) 38%,
                rgba(7, 7, 8, 0.88) 64%,
                #070708 100%),
            url("/assets/images/sisme-bebek-market-kapak-gorseli-mobil.webp") top center / 100% auto no-repeat;
    }

    .hero-content {
        max-width: none;
    }

    .eyebrow {
        font-size: 0.72rem;
    }

    h1 {
        margin-bottom: 14px;
        font-size: clamp(2rem, 8vw, 2.35rem);
        line-height: 1.08;
    }

    h2 {
        font-size: clamp(1.65rem, 7.5vw, 2.15rem);
        line-height: 1.12;
    }

    .hero p:not(.eyebrow) {
        font-size: 1rem;
        line-height: 1.62;
    }

    .section,
    .trust-section,
    .order-section {
        padding: 42px 16px;
    }

    .hero-actions .button {
        width: 100%;
        min-height: 48px;
    }

    .product-grid,
    .trust-grid {
        grid-template-columns: 1fr;
    }

    .campaign-strip {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 16px;
    }

    .campaign-strip h3 {
        font-size: 1.22rem;
    }

    .campaign-digital {
        width: 100%;
        min-width: 0;
        min-height: 70px;
        font-size: clamp(2.15rem, 14vw, 3.1rem);
    }

    .campaign-trust {
        grid-template-columns: 1fr;
    }

    .product-top {
        display: grid;
    }

    .product-image-button img {
        object-fit: contain;
        background: #0b0b0d;
    }

    .order-section {
        grid-template-columns: 1fr;
    }

    input,
    select,
    textarea {
        min-height: 50px;
        font-size: 16px;
    }

    .submit-button {
        min-height: 56px;
    }

    .footer-links {
        display: grid;
        grid-template-columns: 1fr;
    }

    .footer-links .whatsapp-link,
    .footer-links button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 360px) {
    .site-header {
        padding-inline: 10px;
    }

    .logo {
        font-size: 0.88rem;
    }

    .whatsapp-link {
        padding: 0 9px;
        font-size: 0.84rem;
    }
}