:root {
    --bg: #F5F7FA;
    --bg2: #FFFFFF;
    --bg3: #EEF2F7;
    --primary: #C41E1E;
    --primary2: #DC2626;
    --primary3: #E85555;
    --red: var(--primary);
    --red2: var(--primary2);
    --red3: var(--primary3);
    --navy: #111827;
    --text: #1F2937;
    --text2: #374151;
    --muted: #6B7280;
    --border: #E5E7EB;
    --border2: #D1D5DB;
    --card: #FFFFFF;
    --soft: #F9FAFB;
    --success: #16A34A;
    --warning: #D97706;
    --info: #2563EB;
    --nav-bg: rgba(255,255,255,.92);
    --mob-bg: rgba(255,255,255,.98);
    --shadow: rgba(15,23,42,.07);
}

[data-theme="dark"] {
    --bg: #080808;
    --bg2: #111111;
    --bg3: #1a1a1a;
    --primary: #bb0000;
    --primary2: #e03030;
    --primary3: #ff5555;
    --navy: #ebebeb;
    --text: #ebebeb;
    --text2: #d0d0d0;
    --muted: #999999;
    --border: #252525;
    --border2: #333333;
    --card: #111111;
    --soft: #141414;
    --nav-bg: rgba(8,8,8,.94);
    --mob-bg: rgba(8,8,8,.97);
    --shadow: rgba(0,0,0,.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'DM Sans',system-ui,-apple-system,sans-serif;
    line-height: 1.6;
}

::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: var(--bg3);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 64px;
    background: var(--nav-bg);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 28px var(--shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2.5rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--navy);
}

    .nav-brand img {
        height: 32px;
        width: 32px;
        object-fit: contain;
    }

    .nav-brand span {
        font-weight: 800;
        font-size: .93rem;
        color: var(--navy);
    }

.nav-links {
    display: flex;
    gap: 1.6rem;
    list-style: none;
}

    .nav-links a {
        color: var(--muted);
        text-decoration: none;
        font-size: .8rem;
        font-weight: 600;
        position: relative;
        transition: color .2s;
    }

        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width .2s ease;
        }

        .nav-links a:hover {
            color: var(--primary);
        }

            .nav-links a:hover::after {
                width: 100%;
            }

.nav-right {
    display: flex;
    align-items: center;
    gap: .8rem;
}

.theme-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    cursor: pointer;
    font-size: .95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .2s;
}

    .theme-btn:hover {
        border-color: var(--primary2);
        color: var(--primary2);
    }

.lang-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 5px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-size: .78rem;
    font-weight: 600;
    transition: all .2s;
}

    .lang-btn:hover {
        border-color: var(--primary2);
        color: var(--primary2);
    }

.ham-btn {
    display: none;
    background: none;
    border: none;
    color: var(--navy);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 4px 8px;
}

/* ── MOBILE NAV ── */
.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--mob-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
    padding: 1rem 2rem;
    flex-direction: column;
    gap: .2rem;
}

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

    .mobile-menu a {
        color: var(--muted);
        text-decoration: none;
        padding: .7rem 0;
        font-size: .9rem;
        font-weight: 600;
        border-bottom: 1px solid var(--border);
        transition: color .2s;
    }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a:hover {
            color: var(--primary);
        }

@media(max-width:900px) {
    .nav-links {
        display: none;
    }

    .ham-btn {
        display: block;
    }
}

/* ── HERO ── */
.code-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 2rem 4rem;
    background: radial-gradient(circle at 15% 20%, rgba(185,28,28,.07), transparent 34%), radial-gradient(circle at 85% 10%, rgba(37,99,235,.06), transparent 30%), linear-gradient(180deg, var(--bg2) 0%, var(--bg) 100%);
    overflow: hidden;
}

.hero-grid {
    max-width: 1180px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 3rem;
    align-items: center;
}

.code-window {
    background: #0F172A;
    border: 1px solid rgba(15,23,42,.18);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 28px 80px var(--shadow);
}

.code-topbar {
    height: 46px;
    background: #111827;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 1rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

    .code-topbar span {
        width: 11px;
        height: 11px;
        border-radius: 50%;
        display: inline-block;
    }

        .code-topbar span:nth-child(1) {
            background: #EF4444;
        }

        .code-topbar span:nth-child(2) {
            background: #F59E0B;
        }

        .code-topbar span:nth-child(3) {
            background: #22C55E;
        }

    .code-topbar strong {
        margin-left: .6rem;
        color: #CBD5E1;
        font-size: .78rem;
        font-weight: 600;
        font-family: 'JetBrains Mono',monospace;
    }

.code-block {
    min-height: 330px;
    padding: 1.4rem;
    margin: 0;
    color: #E5E7EB;
    font-family: 'JetBrains Mono','Consolas',monospace;
    font-size: .88rem;
    line-height: 1.75;
    white-space: pre-wrap;
}

.code-cursor {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: #60A5FA;
    vertical-align: middle;
    animation: codeblink .7s step-end infinite;
}

@keyframes codeblink {
    50% {
        opacity: 0
    }
}

.code-kw {
    color: #93C5FD;
}

.code-str {
    color: #86EFAC;
}

.code-fn {
    color: #FDE68A;
}

.code-obj {
    color: #C4B5FD;
}

.code-cmt {
    color: #64748B;
}

.code-status {
    background: #020617;
    color: #94A3B8;
    font-family: 'JetBrains Mono','Consolas',monospace;
    font-size: .78rem;
    padding: .8rem 1.4rem;
    border-top: 1px solid rgba(255,255,255,.08);
}

.hero-output {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 26px;
    padding: 2.4rem;
    box-shadow: 0 24px 70px var(--shadow);
    opacity: 1;
    transform: translateY(0);
}

    .hero-output.ready {
        opacity: 1;
        transform: translateY(0);
    }

.output-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(185,28,28,.08);
    border: 1px solid rgba(185,28,28,.20);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 999px;
    font-size: .76rem;
    font-weight: 800;
    letter-spacing: .5px;
    margin-bottom: 1.2rem;
}

.hero-output h1 {
    color: var(--navy);
    font-size: clamp(1.9rem,3.2vw,3rem);
    line-height: 1.1;
    letter-spacing: -.04em;
    margin-bottom: 1rem;
}

    .hero-output h1 em {
        color: var(--primary);
        font-style: normal;
    }

.hero-output p {
    color: var(--muted);
    font-size: .95rem;
    max-width: 640px;
    margin-bottom: 1.5rem;
}

.hero-btns {
    display: flex;
    gap: .8rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 26px;
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all .22s;
}

.btn-red {
    background: var(--primary);
    color: #fff;
    border: none;
}

    .btn-red:hover {
        background: var(--primary2);
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(185,28,28,.3);
    }

.btn-ghost {
    background: transparent;
    color: var(--navy);
    border: 1px solid var(--border2);
}

    .btn-ghost:hover {
        border-color: var(--primary2);
        color: var(--primary2);
        transform: translateY(-2px);
    }

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-top: 1.3rem;
}

    .hero-tags span {
        background: var(--bg3);
        border: 1px solid var(--border);
        color: var(--text2);
        border-radius: 999px;
        padding: 5px 12px;
        font-size: .75rem;
        font-weight: 700;
        font-family: 'JetBrains Mono',monospace;
    }

.mini-system-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: .7rem;
    margin-top: 1.5rem;
}

    .mini-system-grid div {
        background: var(--soft);
        border: 1px solid var(--border);
        border-radius: 12px;
        padding: .9rem;
    }

    .mini-system-grid strong {
        display: block;
        color: var(--navy);
        font-size: .82rem;
        margin-bottom: .25rem;
    }

    .mini-system-grid small {
        color: var(--muted);
        font-size: .7rem;
        line-height: 1.5;
    }

@media(max-width:900px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .code-block {
        min-height: 220px;
        font-size: .76rem;
    }

    .mini-system-grid {
        grid-template-columns: 1fr;
    }

    .hero-output {
        padding: 1.6rem;
    }
}

/* ── STATS ── */
#stats {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 3rem 2rem;
}

.stats-row {
    max-width: 950px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(150px,1fr));
    gap: 2rem;
    text-align: center;
}

    .stats-row > div {
        background: var(--soft);
        border: 1px solid var(--border);
        border-radius: 16px;
        padding: 1.4rem 1rem;
        box-shadow: 0 10px 28px var(--shadow);
    }

.stat-num {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.stat-lbl {
    font-size: .82rem;
    color: var(--muted);
    margin-top: .3rem;
}

/* ── SECTION COMMON ── */
section {
    padding: 5rem 2rem;
    background: var(--bg);
}

    section:nth-of-type(even) {
        background: var(--soft);
    }

.container {
    max-width: 1100px;
    margin: 0 auto;
}

.sec-tag {
    color: var(--primary);
    font-size: .76rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-weight: 800;
    margin-bottom: .4rem;
}

.sec-title {
    font-size: clamp(1.7rem,3vw,2.4rem);
    font-weight: 900;
    letter-spacing: -.03em;
    color: var(--navy);
}

    .sec-title em {
        font-style: normal;
        color: var(--primary);
    }

.sec-desc {
    color: var(--muted);
    max-width: 620px;
    margin-top: .7rem;
    font-size: .95rem;
}

/* ── ABOUT ── */
.about-grid {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: 3rem;
    align-items: start;
    margin-top: 2.5rem;
}

@media(max-width:900px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.profile-photo-wrap {
    position: relative;
    display: inline-block;
}

    .profile-photo-wrap::before {
        content: '';
        position: absolute;
        width: 120px;
        height: 120px;
        background: rgba(185,28,28,.08);
        border-radius: 20px;
        right: -14px;
        bottom: -14px;
        z-index: 0;
    }

@media(max-width:900px) {
    .profile-photo-wrap::before {
        display: none !important;
        content: none !important;
        width: 0;
        height: 0;
        background: transparent;
    }

    .profile-photo-wrap {
        overflow: hidden;
        border-radius: 20px;
    }
}

.profile-photo {
    width: 200px;
    height: 260px;
    border-radius: 20px;
    object-fit: cover;
    border: 1px solid var(--border);
    box-shadow: 0 24px 60px var(--shadow);
    position: relative;
    z-index: 1;
    display: block;
}

.profile-photo-placeholder {
    width: 200px;
    height: 260px;
    border-radius: 20px;
    background: var(--bg3);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    z-index: 1;
}

.about-text p {
    color: var(--muted);
    margin-bottom: 1rem;
    line-height: 1.85;
    font-size: .95rem;
}

    .about-text p strong {
        color: var(--text);
    }

.highlights {
    display: flex;
    flex-direction: column;
    gap: .9rem;
}

.hl-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    padding: 1.1rem 1.3rem;
    border-radius: 8px;
    box-shadow: 0 4px 16px var(--shadow);
}

    .hl-card h4 {
        font-size: .88rem;
        font-weight: 800;
        margin-bottom: .25rem;
        color: var(--navy);
    }

    .hl-card p {
        font-size: .82rem;
        color: var(--muted);
    }

/* ── EXPERIENCE ── */
#experience {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 2.5rem;
}

    .timeline::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 2px;
        background: linear-gradient(to bottom,var(--primary),transparent);
    }

.tl-item {
    position: relative;
    margin-bottom: 2.8rem;
}

    .tl-item::before {
        content: '';
        position: absolute;
        left: -2.4rem;
        top: 8px;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--primary);
        border: 2px solid var(--bg2);
        box-shadow: 0 0 0 3px rgba(185,28,28,.2);
    }

    .tl-item.active-item::before {
        background: var(--primary2);
        animation: pulse 2s ease-in-out infinite;
    }

@keyframes pulse {
    0%,100% {
        box-shadow: 0 0 0 3px rgba(185,28,28,.2)
    }

    50% {
        box-shadow: 0 0 0 6px rgba(185,28,28,.1)
    }
}

.tl-top {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: .4rem;
}

.tl-date {
    font-size: .75rem;
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tl-badge-aktif {
    background: rgba(22,163,74,.1);
    border: 1px solid rgba(22,163,74,.3);
    color: #15803D;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: .7rem;
    font-weight: 700;
}

.tl-badge-done {
    background: rgba(107,114,128,.1);
    border: 1px solid rgba(107,114,128,.2);
    color: var(--muted);
    padding: 2px 10px;
    border-radius: 20px;
    font-size: .7rem;
}

.tl-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: .15rem;
    flex-wrap: wrap;
}

.tl-company {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--navy);
}

.company-logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: .75rem;
    font-weight: 700;
}

.logo-tusas {
    background: rgba(185,28,28,.08);
    border: 1px solid rgba(185,28,28,.2);
    color: var(--primary);
}

.logo-arven {
    background: rgba(37,99,235,.08);
    border: 1px solid rgba(37,99,235,.2);
    color: #1D4ED8;
}

.logo-meksis {
    background: rgba(22,163,74,.08);
    border: 1px solid rgba(22,163,74,.2);
    color: #15803D;
}

.tl-role {
    font-size: .87rem;
    color: var(--primary);
    margin-bottom: .5rem;
    font-weight: 600;
}

.tl-desc {
    font-size: .88rem;
    color: var(--muted);
    line-height: 1.75;
}

.dual-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(217,119,6,.08);
    border: 1px solid rgba(217,119,6,.2);
    color: #B45309;
    padding: 5px 14px;
    border-radius: 6px;
    font-size: .78rem;
    font-weight: 600;
    margin-top: .7rem;
}

/* ── PROCESS ── */
#process {
    background: var(--soft);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
    gap: 1.2rem;
    margin-top: 2.5rem;
}

.ps-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    transition: all .22s;
    box-shadow: 0 4px 16px var(--shadow);
}

    .ps-card:hover {
        border-color: rgba(185,28,28,.3);
        box-shadow: 0 12px 32px rgba(15,23,42,.08);
        transform: translateY(-2px);
    }

.ps-num {
    min-width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(185,28,28,.08);
    border: 1px solid rgba(185,28,28,.2);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9rem;
    font-weight: 900;
    flex-shrink: 0;
}

.ps-card h4 {
    font-size: .9rem;
    font-weight: 800;
    margin-bottom: .3rem;
    color: var(--navy);
}

.ps-card p {
    font-size: .82rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ── DEMO WRAP ── */
.demo-wrap {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    margin-top: 2.5rem;
    box-shadow: 0 24px 70px var(--shadow);
}

.demo-bar {
    background: var(--bg3);
    border-bottom: 1px solid var(--border);
    padding: .65rem 1.2rem;
    display: flex;
    align-items: center;
    gap: .6rem;
}

.bar-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

    .bar-dot.r {
        background: #ff5f57;
    }

    .bar-dot.y {
        background: #febc2e;
    }

    .bar-dot.g {
        background: #28c840;
    }

.bar-title {
    margin-left: .6rem;
    font-size: .8rem;
    color: var(--muted);
    font-weight: 600;
}

.demo-toolbar {
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    padding: .8rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .8rem;
}

.demo-tabs {
    display: flex;
    gap: .4rem;
    flex-wrap: wrap;
}

.demo-tab {
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 5px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: .78rem;
    font-weight: 600;
    transition: all .2s;
}

    .demo-tab.active {
        background: rgba(185,28,28,.08);
        border-color: rgba(185,28,28,.28);
        color: var(--primary);
        font-weight: 700;
    }

.demo-search {
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: .78rem;
    outline: none;
    width: 190px;
}

.demo-stats-row {
    display: flex;
    gap: .8rem;
    padding: .9rem 1.5rem;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.ds-chip {
    display: flex;
    align-items: center;
    gap: .4rem;
    background: var(--soft);
    border: 1px solid var(--border);
    padding: 4px 11px;
    border-radius: 6px;
    font-size: .75rem;
    color: var(--text2);
    font-weight: 500;
}

.ds-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}

.dot-red {
    background: #EF4444;
}

.dot-yellow {
    background: #F59E0B;
}

.dot-blue {
    background: #3B82F6;
}

.dot-green {
    background: #22C55E;
}

.demo-list {
    max-height: 320px;
    overflow-y: auto;
}

    .demo-list::-webkit-scrollbar {
        width: 4px;
    }

    .demo-list::-webkit-scrollbar-thumb {
        background: var(--border2);
    }

.demo-row {
    display: grid;
    grid-template-columns: 2fr 1.4fr 1fr 0.7fr 0.9fr;
    gap: 1rem;
    align-items: center;
    padding: .85rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: .8rem;
    transition: background .15s;
}

    .demo-row:hover {
        background: var(--soft);
    }

    .demo-row.unread {
        border-left: 3px solid var(--primary2);
    }

.demo-row-hdr {
    display: grid;
    grid-template-columns: 2fr 1.4fr 1fr 0.7fr 0.9fr;
    gap: 1rem;
    padding: .55rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: .7rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.col-main {
    font-weight: 600;
    color: var(--text);
}

.col-sec {
    color: var(--text2);
}

.col-dim {
    color: var(--muted);
    font-size: .75rem;
}

.status-badge {
    padding: 3px 9px;
    border-radius: 12px;
    font-size: .7rem;
    font-weight: 700;
    text-align: center;
}

.s-new {
    background: rgba(239,68,68,.10);
    color: #B91C1C;
    border: 1px solid rgba(239,68,68,.22);
}

.s-assign {
    background: rgba(217,119,6,.10);
    color: #B45309;
    border: 1px solid rgba(217,119,6,.22);
}

.s-offer {
    background: rgba(37,99,235,.10);
    color: #1D4ED8;
    border: 1px solid rgba(37,99,235,.22);
}

.s-closed {
    background: rgba(22,163,74,.10);
    color: #15803D;
    border: 1px solid rgba(22,163,74,.22);
}

.s-active {
    background: rgba(217,119,6,.10);
    color: #B45309;
    border: 1px solid rgba(217,119,6,.22);
}

.s-wait {
    background: rgba(107,114,128,.1);
    color: #6B7280;
    border: 1px solid rgba(107,114,128,.2);
}

.s-ok {
    background: rgba(22,163,74,.10);
    color: #15803D;
    border: 1px solid rgba(22,163,74,.22);
}

.s-warn {
    background: rgba(239,68,68,.10);
    color: #B91C1C;
    border: 1px solid rgba(239,68,68,.22);
}

@media(max-width:700px) {
    .demo-row, .demo-row-hdr {
        min-width: 520px;
    }
}

/* ── PRODUCTION DEMO ── */
#proddemo {
    background: var(--bg);
}

.prod-kpi-row {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(140px,1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.prod-kpi {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.2rem;
    text-align: center;
    box-shadow: 0 4px 12px var(--shadow);
}

    .prod-kpi .kpi-val {
        font-size: 1.8rem;
        font-weight: 900;
        color: var(--primary);
        line-height: 1;
    }

    .prod-kpi .kpi-lbl {
        font-size: .75rem;
        color: var(--muted);
        margin-top: .25rem;
    }

.prod-row {
    display: grid;
    grid-template-columns: 0.6fr 1.4fr 1fr 1fr 0.8fr 0.8fr 0.9fr;
    gap: .8rem;
    align-items: center;
    padding: .8rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: .78rem;
    transition: background .15s;
}

    .prod-row:hover {
        background: var(--soft);
    }

.prod-row-hdr {
    display: grid;
    grid-template-columns: 0.6fr 1.4fr 1fr 1fr 0.8fr 0.8fr 0.9fr;
    gap: .8rem;
    padding: .55rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-size: .68rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .8px;
    font-weight: 700;
}

@media(max-width:700px) {
    #prodHdr { display: none; }
    .prod-row {
        grid-template-columns: 1fr 1fr;
        gap: .3rem .6rem;
        margin: .4rem .8rem;
        padding: .8rem 1rem;
        border-radius: 10px;
        border: 1px solid var(--border);
        background: var(--bg2);
        box-shadow: 0 2px 8px var(--shadow);
    }
}

/* ── SKILLS ── */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.skill-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 16px var(--shadow);
}

    .skill-box h4 {
        font-size: .76rem;
        font-weight: 800;
        color: var(--primary);
        text-transform: uppercase;
        letter-spacing: 1.5px;
        margin-bottom: .9rem;
    }

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
}

.tag {
    background: rgba(185,28,28,.06);
    border: 1px solid rgba(185,28,28,.16);
    color: var(--text);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: .78rem;
    font-weight: 500;
}

/* ── SERVICES ── */
#services {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(295px,1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.svc-card {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.8rem;
    position: relative;
    overflow: hidden;
    transition: all .28s;
    box-shadow: 0 4px 16px var(--shadow);
}

    .svc-card::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg,var(--primary),var(--primary3));
        transform: scaleX(0);
        transform-origin: left;
        transition: transform .28s;
    }

    .svc-card:hover::after {
        transform: scaleX(1);
    }

    .svc-card:hover {
        border-color: rgba(185,28,28,.28);
        box-shadow: 0 16px 40px rgba(15,23,42,.08);
        transform: translateY(-3px);
    }

.svc-icon {
    font-size: 1.8rem;
    margin-bottom: .9rem;
    display: block;
}

.svc-card h3 {
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: .5rem;
    color: var(--navy);
}

.svc-card p {
    font-size: .83rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ── PROJECT CARDS ── */
#projcards {
    background: var(--soft);
}

.pc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(300px,1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.pc-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 1.8rem;
    position: relative;
    overflow: hidden;
    transition: all .28s;
    box-shadow: 0 4px 16px var(--shadow);
}

    .pc-card::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg,var(--primary),var(--primary3));
        transform: scaleX(0);
        transform-origin: left;
        transition: transform .28s;
    }

    .pc-card:hover::after {
        transform: scaleX(1);
    }

    .pc-card:hover {
        border-color: rgba(185,28,28,.28);
        box-shadow: 0 22px 55px var(--shadow);
        transform: translateY(-4px);
    }

.pc-top {
    display: flex;
    align-items: center;
    gap: .8rem;
    margin-bottom: 1.2rem;
}

.pc-icon {
    font-size: 1.6rem;
}

.pc-top h3 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--navy);
}

.pc-row {
    margin-bottom: .8rem;
}

.pc-label {
    display: inline-block;
    font-size: .7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    margin-bottom: .2rem;
}

.pc-val {
    font-size: .84rem;
    color: var(--muted);
    line-height: 1.65;
}

.pc-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin: 1rem 0;
}

.pc-result {
    background: rgba(22,163,74,.06);
    border: 1px solid rgba(22,163,74,.18);
    border-radius: 8px;
    padding: .75rem 1rem;
    font-size: .82rem;
    color: #15803D;
    line-height: 1.6;
}

    .pc-result strong {
        font-weight: 800;
        display: block;
        margin-bottom: .15rem;
        font-size: .7rem;
        text-transform: uppercase;
        letter-spacing: .5px;
    }

/* ── DESIGN PRINCIPLES ── */
#principles {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
    gap: 1.2rem;
    margin-top: 2.5rem;
}

.pr-card {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 16px var(--shadow);
    transition: all .22s;
}

    .pr-card:hover {
        border-color: rgba(185,28,28,.28);
        box-shadow: 0 12px 32px rgba(15,23,42,.07);
        transform: translateY(-2px);
    }

.pr-num {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(185,28,28,.08);
    border: 1px solid rgba(185,28,28,.16);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .78rem;
    font-weight: 900;
    margin-bottom: .8rem;
    font-family: 'JetBrains Mono',monospace;
}

.pr-card h4 {
    font-size: .9rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: .35rem;
}

.pr-card p {
    font-size: .82rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ── FOR WHOM ── */
#forwhom {
    background: var(--soft);
}

.forwhom-list {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(300px,1fr));
    gap: 1rem;
    margin-top: 2.5rem;
}

.fw-item {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.2rem 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: .9rem;
    box-shadow: 0 4px 12px var(--shadow);
    transition: all .2s;
}

    .fw-item:hover {
        border-color: rgba(185,28,28,.28);
        transform: translateX(3px);
    }

.fw-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
    margin-top: .45rem;
}

.fw-item span {
    font-size: .88rem;
    color: var(--text2);
    line-height: 1.6;
}

/* ── FAQ ── */
#faq {
    background: var(--bg2);
    border-top: 1px solid var(--border);
}

.faq-list {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: .7rem;
}

.faq-item {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color .2s;
}

    .faq-item.open {
        border-color: rgba(185,28,28,.28);
    }

.faq-q {
    width: 100%;
    background: none;
    border: none;
    padding: 1.1rem 1.4rem;
    text-align: left;
    cursor: pointer;
    font-size: .9rem;
    font-weight: 700;
    color: var(--navy);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.faq-arrow {
    color: var(--muted);
    font-size: .8rem;
    transition: transform .3s;
    flex-shrink: 0;
}

.faq-item.open .faq-arrow {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}

.faq-item.open .faq-a {
    max-height: 300px;
}

.faq-a-inner {
    padding: .2rem 1.4rem 1.2rem;
    font-size: .87rem;
    color: var(--muted);
    line-height: 1.8;
    border-top: 1px solid var(--border);
    padding-top: .9rem;
}

/* ── CONTACT ── */
#contact {
    background: var(--bg);
    border-top: 1px solid var(--border);
}

.contact-center {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    background: var(--primary);
    color: #fff;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: .95rem;
    font-weight: 700;
    text-decoration: none;
    margin-top: 1.8rem;
    transition: all .22s;
    box-shadow: 0 8px 24px rgba(185,28,28,.25);
}

    .contact-email:hover {
        background: var(--primary2);
        transform: translateY(-2px);
        box-shadow: 0 12px 32px rgba(185,28,28,.35);
    }

/* ── FOOTER ── */
footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
}

    footer p {
        color: var(--muted);
        font-size: .82rem;
    }

    footer em {
        color: var(--primary);
        font-style: normal;
    }

/* ── FADE-IN ── */
.fi {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .6s ease,transform .6s ease;
}

    .fi.vis {
        opacity: 1;
        transform: translateY(0);
    }

/* ── APPROACH ── */
#approach {
    background: var(--bg2);
}

.step-card {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.4rem;
    display: flex;
    gap: 1rem;
    box-shadow: 0 4px 12px var(--shadow);
}

.step-num {
    min-width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(185,28,28,.08);
    border: 1px solid rgba(185,28,28,.16);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    font-weight: 900;
    flex-shrink: 0;
    font-family: 'JetBrains Mono',monospace;
}

.step-card h4 {
    font-size: .9rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: .3rem;
}

.step-card p {
    font-size: .82rem;
    color: var(--muted);
    line-height: 1.7;
}

.approach-steps {
    display: flex;
    flex-direction: column;
    gap: .9rem;
}

.approach-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 2.5rem;
    align-items: start;
}

@media(max-width:900px) {
    .approach-grid {
        grid-template-columns: 1fr;
    }
}

.custom-box {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 16px var(--shadow);
}

    .custom-box h3 {
        font-size: 1.1rem;
        font-weight: 800;
        color: var(--navy);
        margin-bottom: .9rem;
    }

    .custom-box p {
        font-size: .88rem;
        color: var(--muted);
        margin-bottom: .8rem;
        line-height: 1.75;
    }

.custom-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-top: 1.2rem;
}

.custom-tag {
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--text2);
    border-radius: 999px;
    padding: 5px 13px;
    font-size: .78rem;
    font-weight: 600;
}

[data-theme="dark"] .tl-badge-aktif {
    color: #4ade80;
    border-color: rgba(74,222,128,.4);
    background: rgba(74,222,128,.1);
}

[data-theme="dark"] .logo-arven {
    color: #60a5fa;
}

[data-theme="dark"] .logo-meksis {
    color: #34d399;
}

[data-theme="dark"] .dual-badge {
    color: #fbbf24;
}

[data-theme="dark"] .s-assign {
    color: #fbbf24;
    border-color: rgba(251,191,36,.28);
    background: rgba(251,191,36,.12);
}

[data-theme="dark"] .s-offer {
    color: #60a5fa;
    border-color: rgba(96,165,250,.28);
    background: rgba(96,165,250,.12);
}

[data-theme="dark"] .s-closed {
    color: #4ade80;
    border-color: rgba(74,222,128,.28);
    background: rgba(74,222,128,.12);
}

[data-theme="dark"] .s-active {
    color: #fbbf24;
    border-color: rgba(251,191,36,.28);
    background: rgba(251,191,36,.12);
}

[data-theme="dark"] .s-ok {
    color: #4ade80;
    border-color: rgba(74,222,128,.28);
    background: rgba(74,222,128,.12);
}

[data-theme="dark"] .pc-result {
    color: #86efac;
}

/* ── MAIL DETAIL PANEL ── */
.mail-detail-panel {
    border-top: 1px solid var(--border);
    padding: 1.2rem 1.5rem;
    background: var(--soft);
    font-size: .83rem;
    color: var(--text2);
    animation: fadeIn .2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.mail-detail-inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
}

@media(max-width:600px) {
    .mail-detail-inner { grid-template-columns: 1fr; }
}

.mail-detail-field label {
    display: block;
    font-size: .68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    margin-bottom: .2rem;
}

.mail-detail-field span {
    color: var(--text);
    font-weight: 500;
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

[data-theme="dark"] .hero-output {
    background: var(--bg2);
    box-shadow: 0 24px 70px var(--shadow);
}

/* ── CONTACT QUESTIONS ── */
.contact-questions {
    display: flex;
    flex-direction: column;
    gap: .75rem;
    margin: 1.5rem auto 1.8rem;
    max-width: 500px;
    text-align: left;
}

.cq-item {
    display: flex;
    align-items: center;
    gap: .9rem;
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: .85rem 1.2rem;
    font-size: .88rem;
    color: var(--text2);
}

.cq-num {
    min-width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(185,28,28,.1);
    border: 1px solid rgba(185,28,28,.2);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .8rem;
    font-weight: 900;
    flex-shrink: 0;
}

[data-theme="dark"] .code-hero {
    background: radial-gradient(circle at 15% 20%, rgba(187,0,0,.12), transparent 34%), radial-gradient(circle at 85% 10%, rgba(37,99,235,.07), transparent 30%), linear-gradient(180deg, var(--bg2) 0%, var(--bg) 100%);
}
/* ════════════════════════════════════
   İLETİŞİM FORMU
   ════════════════════════════════════ */

#contact {
    background: var(--bg);
    border-top: 1px solid var(--border);
}

.contact-form {
    margin-top: 2.5rem;
    max-width: 860px;
}

/* Form grid — 2 sütun */
.cf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem 2rem;
}

.cf-group {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

/* Tam genişlik alanlar */
.cf-full {
    grid-column: 1 / -1;
}

/* Etiket */
.cf-label {
    font-size: .8rem;
    font-weight: 700;
    color: var(--text2);
    letter-spacing: .2px;
}

/* Input & Select ortak */
.cf-input,
.cf-select,
.cf-textarea {
    width: 100%;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 8px;
    color: var(--text);
    font-family: inherit;
    font-size: .88rem;
    padding: 10px 14px;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    appearance: none;
    -webkit-appearance: none;
}

.cf-input:focus,
.cf-select:focus,
.cf-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(185,28,28,.12);
}

.cf-input::placeholder,
.cf-textarea::placeholder {
    color: var(--muted);
    opacity: .75;
}

/* Select ok oku */
.cf-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
    cursor: pointer;
}

/* Textarea */
.cf-textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

/* ── Amaç Pill Radyo Grubu ── */
.cf-radio-pills {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin-top: .2rem;
}

.cf-pill {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.cf-pill input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.cf-pill span {
    display: inline-block;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 999px;
    padding: 6px 16px;
    font-size: .8rem;
    font-weight: 600;
    color: var(--text2);
    transition: all .18s;
    user-select: none;
    cursor: pointer;
}

.cf-pill:hover span {
    border-color: var(--primary3);
    color: var(--primary);
}

.cf-pill input[type="radio"]:checked + span {
    background: rgba(185,28,28,.1);
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 700;
}

/* ── KVKK Checkbox ── */
.cf-check-wrap {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    cursor: pointer;
}

.cf-check-wrap input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.cf-check-box {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border2);
    border-radius: 5px;
    background: var(--bg2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
    transition: all .18s;
    cursor: pointer;
}

.cf-check-wrap:hover .cf-check-box {
    border-color: var(--primary);
}

.cf-check-wrap input[type="checkbox"]:checked ~ .cf-check-box,
.cf-check-wrap input[type="checkbox"]:checked + .cf-check-box {
    background: var(--primary);
    border-color: var(--primary);
}

.cf-check-wrap input[type="checkbox"]:checked ~ .cf-check-box::after,
.cf-check-wrap input[type="checkbox"]:checked + .cf-check-box::after {
    content: '✓';
    color: #fff;
    font-size: .75rem;
    font-weight: 900;
    line-height: 1;
}

/* Checkbox label için doğrudan sibling seçici çalışmadığında JS fallback */
.cf-check-box.checked {
    background: var(--primary);
    border-color: var(--primary);
}

.cf-check-box.checked::after {
    content: '✓';
    color: #fff;
    font-size: .75rem;
    font-weight: 900;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.cf-check-label {
    font-size: .83rem;
    color: var(--muted);
    line-height: 1.55;
    cursor: pointer;
}

/* ── Gönder Butonu ── */
.cf-submit {
    width: auto;
    min-width: 220px;
    padding: 13px 32px;
    font-size: .95rem;
    letter-spacing: .2px;
}

/* ── Validation renkleri ── */
.cf-input:invalid:not(:placeholder-shown),
.cf-select:invalid:not(:placeholder-shown),
.cf-textarea:invalid:not(:placeholder-shown) {
    border-color: rgba(239,68,68,.5);
}

/* ── Dark theme uyumu ── */
[data-theme="dark"] .cf-input,
[data-theme="dark"] .cf-select,
[data-theme="dark"] .cf-textarea {
    background-color: var(--bg2);
    border-color: var(--border2);
    color: var(--text);
}

[data-theme="dark"] .cf-pill span {
    background: var(--bg2);
    border-color: var(--border2);
    color: var(--text2);
}

[data-theme="dark"] .cf-pill input[type="radio"]:checked + span {
    background: rgba(187,0,0,.18);
    border-color: var(--primary2);
    color: var(--primary2);
}

[data-theme="dark"] .cf-check-box {
    background: var(--bg2);
    border-color: var(--border2);
}

[data-theme="dark"] .cf-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
}

/* ── Mobil uyum ── */
@media (max-width: 640px) {
    .cf-grid {
        grid-template-columns: 1fr;
    }

    .cf-full {
        grid-column: 1;
    }

    .cf-submit {
        width: 100%;
    }
}


/* Netlify honeypot / technical hidden fields */
.hidden {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    position: absolute !important;
    left: -9999px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}