/* --- Değişkenler --- */
:root {
    --color-bg: #0B0E14;        /* Dark Cockpit Grey */
    --color-panel: #151A25;
    --color-blue: #0077BE;      /* Aviation Blue */
    --color-blue-dim: #004a75;
    --color-silver: #B0C4DE;    /* Light Steel Blue */
    --color-white: #FFFFFF;
    --color-border: #2A3B55;
    --color-green: #00FF99;     /* Status Green */
    
    --sidebar-width: 260px;
    
    --font-ui: 'Exo 2', sans-serif;
    --font-data: 'Rajdhani', sans-serif;
}

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

body {
    font-family: var(--font-ui);
    background-color: var(--color-bg);
    color: var(--color-silver);
    line-height: 1.6;
    height: 100vh;
    overflow: hidden; /* App-like feel */
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; display: block; }

/* --- Layout Structure --- */
.app-container {
    display: flex;
    height: 100%;
}

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-panel);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.brand {
    padding: 30px 20px;
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}
.logo-icon { font-size: 2rem; color: var(--color-blue); }
.logo-text { font-family: var(--font-data); font-size: 1.8rem; font-weight: 700; color: var(--color-white); letter-spacing: 2px; }
.silver { color: var(--color-silver); }

.side-nav { flex: 1; padding: 20px 0; display: flex; flex-direction: column; gap: 5px; }
.nav-item {
    display: flex; align-items: center; gap: 15px;
    padding: 15px 25px;
    color: var(--color-silver);
    font-family: var(--font-data);
    font-weight: 600;
    letter-spacing: 1px;
    border-left: 4px solid transparent;
    transition: 0.3s;
}
.nav-item:hover, .nav-item.active {
    background: rgba(0, 119, 190, 0.1);
    color: var(--color-white);
    border-left-color: var(--color-blue);
}
.nav-item.highlight { color: var(--color-blue); }
.nav-item .icon { width: 20px; text-align: center; }

.sidebar-footer { padding: 20px; border-top: 1px solid var(--color-border); font-size: 0.8rem; font-family: var(--font-data); text-align: center; }
.status-green { color: var(--color-green); font-weight: bold; text-shadow: 0 0 5px var(--color-green); }

/* --- Mobile Header --- */
.mobile-header {
    display: none; /* Hidden on desktop */
    justify-content: space-between; align-items: center;
    padding: 15px 20px;
    background-color: var(--color-panel);
    border-bottom: 1px solid var(--color-border);
    position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
}
.mobile-toggle { background: none; border: none; color: var(--color-white); font-size: 1.5rem; cursor: pointer; }

/* --- Main Content --- */
.main-content {
    flex: 1;
    overflow-y: auto; /* Internal scrolling */
    position: relative;
    background: radial-gradient(circle at top right, #1a2230, var(--color-bg));
}

/* --- Hero Panel --- */
.panel { height: 70vh; position: relative; display: flex; align-items: center; justify-content: center; background-size: cover; background-position: center; border-bottom: 1px solid var(--color-border); }
.panel-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(11, 14, 20, 0.7); z-index: 1; }
.panel-inner { position: relative; z-index: 2; text-align: center; max-width: 800px; padding: 20px; }

.tech-tag { border: 1px solid var(--color-blue); color: var(--color-blue); padding: 5px 10px; font-family: var(--font-data); font-size: 0.9rem; letter-spacing: 2px; }
.panel-inner h1 { font-family: var(--font-data); font-size: 4rem; color: var(--color-white); line-height: 1; margin: 20px 0; }
.outlined { -webkit-text-stroke: 1px var(--color-white); color: transparent; }
.panel-inner p { font-size: 1.2rem; margin-bottom: 40px; color: #ccc; }

.flight-search-widget { background: rgba(255,255,255,0.1); padding: 20px; border-radius: 4px; backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.2); }
.widget-row { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.tech-input { flex: 1; background: rgba(0,0,0,0.5); border: 1px solid var(--color-border); padding: 12px; color: #fff; font-family: var(--font-data); text-transform: uppercase; }
.arrow { color: var(--color-blue); font-size: 1.5rem; }
.btn-silver { background: linear-gradient(to bottom, #dcdcdc, #b0c4de); color: #000; padding: 12px 40px; font-weight: bold; border: none; font-family: var(--font-ui); cursor: pointer; display: inline-block; width: 100%; }
.btn-silver:hover { filter: brightness(1.1); }

/* --- Services Strip --- */
.services-strip { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--color-border); }
.service-box { padding: 40px; text-align: center; border-right: 1px solid var(--color-border); transition: 0.3s; }
.service-box:last-child { border-right: none; }
.service-box:hover { background: rgba(0, 119, 190, 0.05); }
.service-box h3 { color: var(--color-white); font-family: var(--font-data); margin-bottom: 10px; font-size: 1.5rem; }
.link-tech { font-family: var(--font-data); color: var(--color-blue); font-size: 0.9rem; font-weight: bold; }

/* --- Fleet (About) --- */
.content-padding { padding: 50px; max-width: 1200px; margin: 0 auto; }
.page-head { margin-bottom: 50px; border-left: 4px solid var(--color-blue); padding-left: 20px; }
.page-head h1 { font-family: var(--font-data); font-size: 3rem; color: var(--color-white); line-height: 1; }
.tech-sub { color: var(--color-blue); letter-spacing: 2px; font-size: 0.9rem; }

.fleet-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.fleet-card { background: var(--color-panel); border: 1px solid var(--color-border); }
.card-visual { position: relative; height: 200px; overflow: hidden; }
.card-visual img { width: 100%; height: 100%; object-fit: cover; }
.spec-overlay { position: absolute; bottom: 0; left: 0; width: 100%; background: rgba(0,0,0,0.8); padding: 5px 10px; display: flex; justify-content: space-between; font-family: var(--font-data); font-size: 0.8rem; color: var(--color-green); }
.card-data { padding: 20px; }
.card-data h3 { color: var(--color-white); margin-bottom: 15px; }
.specs-list { list-style: none; color: #aaa; font-size: 0.9rem; }
.specs-list li { margin-bottom: 5px; border-bottom: 1px dashed var(--color-border); padding-bottom: 5px; }

/* --- Flight Log (Testimonials) --- */
.log-table { width: 100%; border: 1px solid var(--color-border); font-family: var(--font-data); }
.log-header { display: grid; grid-template-columns: 1fr 1fr 1.5fr 3fr; background: var(--color-panel); padding: 15px; font-weight: bold; color: var(--color-blue); border-bottom: 1px solid var(--color-border); }
.log-row { display: grid; grid-template-columns: 1fr 1fr 1.5fr 3fr; padding: 15px; border-bottom: 1px solid var(--color-border); align-items: center; transition: 0.2s; }
.log-row:hover { background: rgba(255,255,255,0.05); }
.date { color: var(--color-silver); }
.route { color: var(--color-white); font-weight: bold; }
.comment { color: #888; font-style: italic; }

/* --- Contact Console --- */
.console-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 30px; }
.console-screen { background: var(--color-panel); padding: 30px; border: 1px solid var(--color-blue); box-shadow: 0 0 15px rgba(0, 119, 190, 0.2); }
.console-header { border-bottom: 1px solid var(--color-blue); padding-bottom: 10px; margin-bottom: 20px; color: var(--color-blue); font-family: var(--font-data); letter-spacing: 2px; }

.tech-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.tech-form label { display: block; margin-bottom: 5px; font-family: var(--font-data); color: #888; font-size: 0.9rem; }
.tech-form input, .tech-form select, .tech-form textarea { width: 100%; background: #080a0f; border: 1px solid var(--color-border); color: var(--color-white); padding: 10px; font-family: var(--font-ui); }
.tech-form input:focus { border-color: var(--color-blue); outline: none; }
.full { grid-column: span 1; } /* or span 2 inside row */
.btn-launch { width: 100%; background: var(--color-blue); color: #fff; padding: 15px; border: none; font-family: var(--font-data); font-size: 1.2rem; font-weight: bold; letter-spacing: 2px; cursor: pointer; margin-top: 20px; }
.btn-launch:hover { background: var(--color-blue-dim); }

.console-sidebar { display: flex; flex-direction: column; gap: 20px; }
.data-block { background: rgba(255,255,255,0.05); padding: 20px; border-left: 2px solid var(--color-silver); }
.data-block label { display: block; font-family: var(--font-data); color: var(--color-blue); font-size: 0.8rem; margin-bottom: 5px; }
.alert-text { color: #ff3333; font-weight: bold; font-size: 1.2rem; }

/* --- Protocol (Privacy) --- */
.protocol-box { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.protocol-item { background: var(--color-panel); padding: 20px; border: 1px solid var(--color-border); position: relative; }
.p-id { position: absolute; top: 10px; right: 10px; font-family: var(--font-data); font-size: 2rem; color: rgba(255,255,255,0.05); font-weight: bold; }
.protocol-item h3 { color: var(--color-blue); font-family: var(--font-data); margin-bottom: 10px; }

/* --- Footer --- */
.content-footer { padding: 20px 50px; border-top: 1px solid var(--color-border); display: flex; justify-content: space-between; color: #555; font-size: 0.8rem; margin-top: 50px; }
.content-footer a { color: var(--color-blue); }

/* --- Responsive --- */
@media (max-width: 992px) {
    .app-container { flex-direction: column; }
    .sidebar { display: none; } /* Hide sidebar on mobile */
    .mobile-header { display: flex; }
    .sidebar.active { display: flex; position: fixed; height: 100%; width: 100%; top: 0; left: 0; }
    
    .panel-inner h1 { font-size: 2.5rem; }
    .services-strip { grid-template-columns: 1fr; }
    .widget-row { flex-direction: column; }
    .console-wrapper, .protocol-box { grid-template-columns: 1fr; }
    .log-header { display: none; } /* Hide table header on mobile */
    .log-row { grid-template-columns: 1fr; gap: 10px; padding: 20px; border: 1px solid var(--color-border); margin-bottom: 10px; }
    .main-content { margin-top: 60px; /* Space for mobile header */ height: calc(100vh - 60px); }
}