/* =============================================
   Rotivox Landing — professional white
   ============================================= */
:root {
    --navy:    #0a1f3c;
    --navy2:   #12294d;
    --orange:  #e8681a;
    --orange2: #d05c10;
    --teal:    #0d8f9c;
    --teal-bg: #edf9fa;
    --bg:      #ffffff;
    --bg2:     #f8fafc;
    --bg3:     #f1f5f9;
    --text:    #111827;
    --muted:   #6b7280;
    --faint:   #9ca3af;
    --border:  #e5e7eb;
    --border2: #d1d5db;

    --max-w: 1200px;
    --hh: 88px;           /* header height */

    --sh-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --sh-md: 0 4px 20px rgba(0,0,0,.08);
    --sh-lg: 0 20px 60px rgba(0,0,0,.11);
    --r: 14px;
    --r-lg: 20px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

.landing-body {
    font-family: "Plus Jakarta Sans", Inter, system-ui, sans-serif;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    line-height: 1.6;
}

/* ---- widths ---- */
.lw        { width: min(var(--max-w), calc(100% - 64px)); margin-inline: auto; }
.lw--narrow{ width: min(700px,  calc(100% - 48px)); margin-inline: auto; }

/* ---- shared type ---- */
.eyebrow {
    display: inline-block;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 14px;
}
.h2 {
    font-size: clamp(28px, 3.8vw, 44px);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.12;
    letter-spacing: -.028em;
    margin-bottom: 16px;
}
.lead {
    font-size: clamp(16px, 1.5vw, 18.5px);
    color: var(--muted);
    line-height: 1.72;
}

/* ---- scroll reveal ---- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .65s cubic-bezier(.16,1,.3,1), transform .65s cubic-bezier(.16,1,.3,1);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---- buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 11px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all .2s ease;
    white-space: nowrap;
    line-height: 1;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
    background: var(--orange);
    color: #fff;
    box-shadow: 0 6px 22px rgba(232,104,26,.30);
}
.btn-primary:hover { background: var(--orange2); box-shadow: 0 10px 30px rgba(232,104,26,.38); }

.btn-outline {
    background: #fff;
    color: var(--navy);
    border-color: var(--border2);
    box-shadow: var(--sh-sm);
}
.btn-outline:hover { border-color: var(--navy); }

.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: 12px; }

/* ============================================================
   HEADER — nav sol, logo sağ
   ============================================================ */
.l-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 200;
    height: var(--hh);
    display: flex;
    align-items: center;
    padding: 0 clamp(16px, 4vw, 48px);
    gap: 4px;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color .25s, box-shadow .25s;
}
.l-header.scrolled {
    border-color: var(--border);
    box-shadow: 0 2px 24px rgba(0,0,0,.07);
}

/* brand — sol köşe, büyük logo */
.l-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    margin-right: 12px;
}
.l-brand-logo {
    height: 64px;
    width: auto;
    max-width: 260px;
    object-fit: contain;
    display: block;
}

/* nav — ortada (margin-inline: auto ile) */
.l-nav {
    display: flex;
    gap: 2px;
    margin-inline: auto;
}
.l-nav a {
    padding: 9px 17px;
    border-radius: 9px;
    color: var(--muted);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: color .15s, background .15s;
    white-space: nowrap;
}
.l-nav a:hover { color: var(--navy); background: var(--bg3); }

/* actions — sağ */
.l-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

/* hamburger */
.l-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: #fff;
    border: 1px solid var(--border2);
    border-radius: 10px;
    cursor: pointer;
    margin-left: auto;
}
.l-burger span { display: block; width: 20px; height: 2px; background: var(--navy); border-radius: 2px; }

/* mobile nav drawer */
.l-drawer {
    position: fixed;
    top: calc(var(--hh) - 6px);
    left: 12px; right: 12px;
    z-index: 190;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--sh-lg);
    display: grid;
    gap: 4px;
}
.l-drawer[hidden] { display: none !important; }
.l-drawer a {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
}
.l-drawer a:hover { background: var(--bg3); }
.l-drawer hr { border: none; border-top: 1px solid var(--border); margin: 6px 0; }

/* ---- lang dropdown ---- */
.lang-dd { position: relative; }
.lang-dd__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 13px;
    border: 1.5px solid var(--border2);
    border-radius: 10px;
    background: #fff;
    color: var(--navy);
    font-size: 14px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: border-color .15s, box-shadow .15s;
}
.lang-dd__btn:hover,
.lang-dd.open .lang-dd__btn { border-color: var(--navy); box-shadow: var(--sh-sm); }
.lang-dd__flag {
    display: inline-flex; align-items: center; justify-content: center;
    width: 26px; height: 18px;
    border-radius: 3px;
    background: var(--navy); color: #fff;
    font-size: 10px; font-weight: 800; letter-spacing: .04em;
    flex-shrink: 0;
}
.lang-dd__chev { width: 14px; height: 14px; color: var(--faint); transition: transform .2s; }
.lang-dd.open .lang-dd__chev { transform: rotate(180deg); }
.lang-dd__menu {
    position: absolute;
    top: calc(100% + 8px); right: 0;
    min-width: 180px;
    padding: 6px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--sh-lg);
    list-style: none;
    z-index: 300;
}
.lang-dd__menu[hidden] { display: none; }
.lang-dd__item {
    display: flex; align-items: center; gap: 11px;
    padding: 10px 12px;
    border-radius: 9px;
    color: var(--text);
    font-size: 14px; font-weight: 600;
    text-decoration: none;
    transition: background .12s;
}
.lang-dd__item:hover { background: var(--bg3); }
.lang-dd__item.active { background: var(--teal-bg); color: var(--navy); }
.lang-dd__item .lang-dd__flag { width: 28px; height: 20px; }

/* ============================================================
   HERO
   ============================================================ */
.l-main { padding-top: var(--hh); }

.l-hero {
    padding: 80px 0 100px;
    text-align: center;
    background: linear-gradient(160deg, var(--bg2) 0%, #fff 55%);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    position: relative;
}
.l-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(13,143,156,.06) 0%, transparent 70%);
    pointer-events: none;
}

.l-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: #fff;
    border: 1px solid var(--border2);
    border-radius: 999px;
    color: var(--teal);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .09em;
    text-transform: uppercase;
    margin-bottom: 30px;
    box-shadow: var(--sh-sm);
}
.l-tag::before {
    content: "";
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--teal);
    box-shadow: 0 0 0 3px rgba(13,143,156,.18);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 3px rgba(13,143,156,.18); }
    50%       { box-shadow: 0 0 0 6px rgba(13,143,156,.08); }
}

.l-hero h1 {
    font-size: clamp(38px, 6vw, 68px);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.06;
    letter-spacing: -.034em;
    margin: 0 auto 28px;
    max-width: 900px;
}
.l-hero h1 em { font-style: normal; color: var(--orange); }

.l-hero__sub {
    font-size: clamp(16px, 1.9vw, 20px);
    color: var(--muted);
    max-width: 580px;
    margin: 0 auto 44px;
    line-height: 1.72;
}

.l-hero__btns {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   STATS — kayan kart
   ============================================================ */
.l-stats-wrap {
    width: min(var(--max-w), calc(100% - 64px));
    margin: -56px auto 0;
    position: relative;
    z-index: 10;
    background: #fff;
    border: 1.5px solid var(--border2);
    border-radius: var(--r-lg);
    box-shadow: 0 24px 64px rgba(0,0,0,.10), 0 2px 8px rgba(0,0,0,.06);
    display: grid;
    grid-template-columns: repeat(4,1fr);
    overflow: hidden;
}
.l-stat {
    padding: 36px 28px;
    text-align: center;
    border-right: 1px solid var(--border);
    position: relative;
    transition: background .2s;
}
.l-stat:last-child { border-right: none; }
.l-stat:hover { background: var(--bg2); }
.l-stat strong {
    display: block;
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -.026em;
    line-height: 1;
    margin-bottom: 10px;
}
.l-stat span {
    font-size: 13.5px;
    color: var(--muted);
    font-weight: 500;
    line-height: 1.45;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.l-sec { padding: 96px 0; }
.l-sec--alt { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.l-sec__head { text-align: center; margin-bottom: 60px; }
.l-sec__head .eyebrow { display: block; margin-bottom: 16px; }
.l-sec__head .h2 { margin-bottom: 18px; }
.l-sec__head .lead { max-width: 560px; margin: 0 auto; }

/* ---- problem cards ---- */
.l-prob-grid {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 24px;
}
.l-prob-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 38px 36px;
    box-shadow: var(--sh-sm);
    min-height: 200px;
    transition: box-shadow .25s, transform .25s, border-color .25s;
}
.l-prob-card:hover { box-shadow: var(--sh-md); transform: translateY(-3px); border-color: var(--border2); }
.l-prob-icon { font-size: 34px; display: block; margin-bottom: 18px; line-height: 1; }
.l-prob-card h3 { font-size: 18.5px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.l-prob-card p { font-size: 15px; color: var(--muted); line-height: 1.68; }

/* ---- feature cards ---- */
.l-feat-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 24px;
}
.l-feat-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 38px 34px;
    box-shadow: var(--sh-sm);
    min-height: 220px;
    transition: box-shadow .25s, border-color .25s, transform .25s;
}
.l-feat-card:hover { box-shadow: var(--sh-lg); border-color: var(--teal); transform: translateY(-4px); }
.l-feat-icon {
    width: 56px; height: 56px;
    background: var(--teal-bg);
    border-radius: 16px;
    display: grid;
    place-items: center;
    font-size: 26px;
    margin-bottom: 22px;
    transition: background .2s, transform .2s;
}
.l-feat-card:hover .l-feat-icon { background: rgba(13,143,156,.15); transform: scale(1.06); }
.l-feat-card h3 { font-size: 17px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.l-feat-card p { font-size: 14.5px; color: var(--muted); line-height: 1.68; }

/* ---- steps ---- */
.l-steps {
    display: grid;
    grid-template-columns: repeat(5,1fr);
    position: relative;
    gap: 16px;
}
.l-steps::before {
    content: "";
    position: absolute;
    top: 27px; left: 11%; right: 11%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--border2) 20%, var(--border2) 80%, transparent);
    z-index: 0;
}
.l-step { text-align: center; padding: 0 10px; position: relative; z-index: 1; }
.l-step-num {
    width: 56px; height: 56px;
    margin: 0 auto 24px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--border2);
    color: var(--navy);
    font-size: 15px; font-weight: 800;
    display: grid; place-items: center;
    box-shadow: var(--sh-md);
    transition: background .25s, color .25s, border-color .25s, transform .25s, box-shadow .25s;
}
.l-step:hover .l-step-num {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(10,31,60,.25);
}
.l-step h3 { font-size: 15.5px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.l-step p { font-size: 13.5px; color: var(--muted); line-height: 1.62; }

/* ---- modules ---- */
.l-mod-grid {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 24px;
}
.l-mod-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 36px 36px 32px;
    box-shadow: var(--sh-sm);
    transition: box-shadow .25s, transform .25s, border-color .25s;
}
.l-mod-card:hover { box-shadow: var(--sh-md); transform: translateY(-3px); border-color: var(--border2); }
.l-mod-head {
    display: flex; align-items: center; gap: 14px;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}
.l-mod-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--orange);
    flex-shrink: 0;
    box-shadow: 0 0 0 4px rgba(232,104,26,.14);
}
.l-mod-card h3 { font-size: 18px; font-weight: 700; color: var(--navy); }
.l-mod-card ul { list-style: none; display: grid; gap: 12px; }
.l-mod-card li {
    display: flex; gap: 11px;
    font-size: 15px; color: var(--muted); line-height: 1.5;
    align-items: flex-start;
}
.l-mod-card li::before {
    content: "";
    flex-shrink: 0;
    width: 18px; height: 18px;
    margin-top: 2px;
    border-radius: 50%;
    background: var(--teal-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='%230d8f9c' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") no-repeat center;
}

/* ---- special cargo ---- */
.l-special {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.l-badges { display: flex; flex-wrap: wrap; gap: 9px; margin: 24px 0; }
.l-badge {
    padding: 7px 15px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--border2);
    font-size: 13px; font-weight: 600; color: var(--navy);
}
.l-badge--warn {
    background: #fff4ec;
    border-color: rgba(232,104,26,.28);
    color: var(--orange2);
}
.l-callout {
    margin-top: 24px;
    padding: 18px 22px;
    background: #fffaf5;
    border: 1px solid rgba(232,104,26,.22);
    border-left: 3px solid var(--orange);
    border-radius: 12px;
    font-size: 14.5px; font-style: italic;
    color: var(--navy); line-height: 1.6;
}

.l-sv-panel {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px;
    display: grid; gap: 12px;
    box-shadow: var(--sh-lg);
}
.l-sv-row {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 18px;
    border-radius: 12px;
    background: var(--bg2);
    border: 1px solid var(--border);
}
.l-sv-dot { width: 11px; height: 11px; border-radius: 50%; flex-shrink: 0; }
.l-sv-dot--g { background: #16a34a; box-shadow: 0 0 0 4px rgba(22,163,74,.14); }
.l-sv-dot--o { background: var(--orange); box-shadow: 0 0 0 4px rgba(232,104,26,.14); }
.l-sv-dot--r { background: #dc2626; box-shadow: 0 0 0 4px rgba(220,38,38,.14); }
.l-sv-row p { margin: 0; font-size: 13.5px; }
.l-sv-row p strong { color: var(--navy); font-weight: 700; }
.l-sv-row p span { color: var(--muted); font-size: 12.5px; display: block; margin-top: 2px; }

/* ============================================================
   CTA
   ============================================================ */
.l-cta {
    text-align: center;
    padding: 108px 0 120px;
    background:
        radial-gradient(circle 600px at 20% 50%, rgba(13,143,156,.12) 0%, transparent 60%),
        radial-gradient(circle 500px at 80% 30%, rgba(232,104,26,.16) 0%, transparent 60%),
        var(--navy);
    position: relative;
    overflow: hidden;
}
.l-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,.04)'/%3E%3C/svg%3E");
    pointer-events: none;
}
.l-cta .h2 { color: #fff; font-size: clamp(32px, 4vw, 52px); }
.l-cta .lead { color: rgba(255,255,255,.68); max-width: 520px; margin: 0 auto 42px; font-size: clamp(16px, 1.6vw, 19px); }
.l-cta .btn-primary { padding: 18px 40px; font-size: 17px; box-shadow: 0 14px 40px rgba(232,104,26,.46); }

/* ============================================================
   FOOTER
   ============================================================ */
.l-footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 60px 0 0;
}
.l-footer-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    padding-bottom: 48px;
}
.l-footer-brand { display: flex; flex-direction: column; gap: 14px; max-width: 260px; }
.l-footer-logo {
    height: 40px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    object-position: left center;
    display: block;
}
.l-footer-slogan { font-size: 14px; color: var(--muted); line-height: 1.6; }
.l-footer-links {
    display: flex; gap: 28px; align-items: center; flex-wrap: wrap;
}
.l-footer-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 15px; font-weight: 600;
    transition: color .15s;
}
.l-footer-links a:hover { color: var(--navy); }
.l-footer-cta-link {
    padding: 10px 22px;
    border-radius: 10px;
    background: var(--navy);
    color: #fff !important;
    font-size: 14px;
    transition: background .2s !important;
}
.l-footer-cta-link:hover { background: var(--navy2) !important; color: #fff !important; }
.l-footer-bottom { border-top: 1px solid var(--border); padding: 22px 0; }
.l-footer-copy { font-size: 13px; color: var(--faint); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .l-feat-grid { grid-template-columns: repeat(2,1fr); }
    .l-steps { grid-template-columns: repeat(3,1fr); row-gap: 44px; }
    .l-steps::before { display: none; }
    .l-special { grid-template-columns: 1fr; gap: 44px; }
    .l-sec { padding: 88px 0; }
}

@media (max-width: 768px) {
    :root { --hh: 72px; }
    .l-nav  { display: none; }
    .l-actions .btn   { display: none; }
    .l-actions .lang-dd { display: none; }
    .l-burger { display: flex; }
    .l-brand-logo { height: 52px; }
    .l-hero { padding: 56px 0 80px; }

    .l-stats-wrap { grid-template-columns: repeat(2,1fr); margin-top: -36px; }
    .l-stat { border-right: none; border-bottom: 1px solid var(--border); }
    .l-stat:nth-child(odd) { border-right: 1px solid var(--border); }
    .l-stat:nth-last-child(-n+2) { border-bottom: none; }

    .l-prob-grid { grid-template-columns: 1fr; }
    .l-feat-grid { grid-template-columns: 1fr; }
    .l-steps  { grid-template-columns: 1fr; }
    .l-mod-grid { grid-template-columns: 1fr; }

    .l-footer-top { flex-direction: column; align-items: center; text-align: center; }
    .l-footer-brand { align-items: center; }
    .l-footer-links { justify-content: center; }
    .l-footer-bottom { text-align: center; }

    .l-sec { padding: 64px 0; }
    .l-sec__head { margin-bottom: 44px; }
}

@media (max-width: 480px) {
    .lw { width: calc(100% - 36px); }
    .l-hero__btns { flex-direction: column; align-items: stretch; }
    .l-hero__btns .btn { width: 100%; }
    .l-stats-wrap { grid-template-columns: 1fr; }
    .l-stat { border-right: none !important; }
    .l-stat:last-child { border-bottom: none; }
}