/* ==============================================
   DEMİRCİ PETROL - main.css
   Premium Kurumsal Petrol İstasyonu
   ============================================== */

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

:root {
    --black:       #0f0f0f;
    --anthracite:  #1a1a1a;
    --dark:        #222222;
    --red:         #e10600;
    --red-dark:    #b80500;
    --red-glow:    rgba(225,6,0,0.25);
    --metal:       #888ea8;
    --metal-light: #c0c5d8;
    --white:       #f5f5f5;
    --white-soft:  rgba(245,245,245,0.08);
    --border:      rgba(255,255,255,0.07);
    --transition:  0.35s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
    background-color: var(--black);
    color: var(--white);
    font-family: 'Inter', 'Segoe UI', sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }

h1,h2,h3,h4,h5,h6 { font-weight:700; letter-spacing:-0.02em; line-height:1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

.section-label {
    font-size: 0.72rem; font-weight: 600; letter-spacing: 0.2em;
    text-transform: uppercase; color: var(--red); margin-bottom: 0.75rem; display: block;
}
.section-title { color: var(--white); margin-bottom: 1rem; }
.section-sub { color: var(--metal-light); font-size: 1rem; max-width: 560px; }

.container { width:100%; max-width:1200px; margin:0 auto; padding:0 1.5rem; }
section { padding: 90px 0; }

/* ── NAVBAR ── */
.navbar {
    position: fixed; top:0; left:0; right:0; z-index:1000;
    background: transparent;
    transition: background var(--transition), box-shadow var(--transition);
    border-bottom: 1px solid transparent;
}
.navbar.scrolled {
    background: rgba(15,15,15,0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom-color: var(--border);
    box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:72px; }
.nav-logo { display:flex; align-items:center; gap:12px; }
.nav-logo img { height:44px; width:auto; object-fit:contain; filter: drop-shadow(0 0 8px var(--red-glow)); }
.nav-logo span { font-size:1.05rem; font-weight:700; letter-spacing:0.04em; text-transform:uppercase; }
.nav-menu { display:flex; align-items:center; gap:2.2rem; }
.nav-link {
    font-size:0.88rem; font-weight:500; letter-spacing:0.08em;
    text-transform:uppercase; color:var(--metal-light);
    position:relative; padding-bottom:4px;
}
.nav-link::after {
    content:""; position:absolute; bottom:0; left:0;
    width:0; height:2px; background:var(--red);
    transition: width var(--transition); box-shadow: 0 0 8px var(--red-glow);
}
.nav-link:hover, .nav-link.active { color:var(--white); }
.nav-link:hover::after, .nav-link.active::after { width:100%; }
.nav-cta {
    background:var(--red); color:var(--white) !important;
    padding:0.5rem 1.4rem; border-radius:4px;
    font-size:0.82rem; font-weight:600; letter-spacing:0.08em; text-transform:uppercase;
    transition: background var(--transition), box-shadow var(--transition);
}
.nav-cta::after { display:none; }
.nav-cta:hover { background:var(--red-dark); box-shadow:0 0 20px var(--red-glow); }
.nav-toggle { display:none; flex-direction:column; gap:5px; cursor:pointer; padding:4px; background:none; border:none; }
.nav-toggle span { display:block; width:26px; height:2px; background:var(--white); transition:var(--transition); border-radius:2px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity:0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ── */
.hero { min-height:100vh; display:flex; align-items:center; position:relative; overflow:hidden; background:var(--black); }

/* Hero arka plan görseli */
.hero-img-bg {
    position:absolute; inset:0; z-index:1;
}
.hero-img-bg img {
    width:100%; height:100%; object-fit:cover; object-position:center;
    opacity:0.22;
    animation: heroZoom 18s ease-in-out infinite alternate;
    filter: brightness(0.7) saturate(1.2);
}
@keyframes heroZoom {
    from { transform: scale(1); }
    to   { transform: scale(1.06); }
}
/* hero-bg üstüne karartma overlay */
.hero-bg { z-index:2; }
.hero-content { position:relative; z-index:3; max-width:680px; }
.hero-bg {
    position:absolute; inset:0;
    background:
        radial-gradient(ellipse 80% 60% at 60% 40%, rgba(225,6,0,0.08) 0%, transparent 70%),
        linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #0f0f0f 100%);
}
.hero-bg::before {
    content:""; position:absolute; inset:0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size:60px 60px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}
.hero-content { position:relative; z-index:2; max-width:680px; }
.hero-badge {
    display:inline-flex; align-items:center; gap:8px;
    background:rgba(225,6,0,0.12); border:1px solid rgba(225,6,0,0.3);
    border-radius:100px; padding:0.35rem 1rem;
    font-size:0.75rem; font-weight:600; letter-spacing:0.15em;
    text-transform:uppercase; color:var(--red); margin-bottom:1.5rem;
}
.hero-badge::before {
    content:""; width:6px; height:6px; border-radius:50%;
    background:var(--red); box-shadow:0 0 8px var(--red); animation:pulse 2s infinite;
}
@keyframes pulse {
    0%,100% { opacity:1; box-shadow:0 0 8px var(--red); }
    50% { opacity:0.5; box-shadow:0 0 16px var(--red); }
}
.hero h1 {
    margin-bottom:1.5rem;
    background:linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.hero h1 .accent {
    background:linear-gradient(135deg, var(--red) 0%, #ff4444 100%);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.hero-desc { font-size:1.1rem; color:var(--metal-light); margin-bottom:2.5rem; max-width:520px; }
.hero-actions { display:flex; align-items:center; gap:1rem; flex-wrap:wrap; }
.btn-primary {
    display:inline-flex; align-items:center; gap:8px;
    background:var(--red); color:var(--white);
    padding:0.85rem 2rem; border-radius:4px;
    font-size:0.9rem; font-weight:600; letter-spacing:0.05em; text-transform:uppercase;
    transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
}
.btn-primary:hover { background:var(--red-dark); box-shadow:0 8px 32px var(--red-glow); transform:translateY(-2px); }
.btn-secondary {
    display:inline-flex; align-items:center; gap:8px;
    background:transparent; color:var(--white);
    padding:0.85rem 2rem; border-radius:4px;
    font-size:0.9rem; font-weight:600; letter-spacing:0.05em; text-transform:uppercase;
    border:1px solid var(--border);
    transition: border-color var(--transition), background var(--transition);
}
.btn-secondary:hover { border-color:rgba(255,255,255,0.25); background:var(--white-soft); }
.hero-stats { display:flex; gap:2.5rem; margin-top:3.5rem; padding-top:2rem; border-top:1px solid var(--border); flex-wrap:wrap; }
.hero-stat .num { font-size:1.8rem; font-weight:700; color:var(--red); line-height:1; margin-bottom:4px; display:block; }
.hero-stat .lbl { font-size:0.78rem; color:var(--metal); letter-spacing:0.06em; text-transform:uppercase; display:block; }

/* ── FEATURES ── */
.features { background:var(--anthracite); position:relative; }
.features::before {
    content:""; position:absolute; top:0; left:0; right:0; height:1px;
    background:linear-gradient(90deg, transparent, var(--red), transparent);
}
.features-grid {
    display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
    gap:1px; background:var(--border);
    border:1px solid var(--border); border-radius:8px; overflow:hidden; margin-top:3rem;
}
.feature-card { background:var(--anthracite); padding:2.5rem 2rem; transition:background var(--transition); }
.feature-card:hover { background:var(--dark); }
.feature-icon {
    width:52px; height:52px; border-radius:8px;
    background:rgba(225,6,0,0.1); border:1px solid rgba(225,6,0,0.2);
    display:flex; align-items:center; justify-content:center;
    margin-bottom:1.5rem; font-size:1.5rem;
    transition: background var(--transition), box-shadow var(--transition);
}
.feature-card:hover .feature-icon { background:rgba(225,6,0,0.2); box-shadow:0 0 16px var(--red-glow); }
.feature-card h3 { font-size:1.05rem; margin-bottom:0.75rem; }
.feature-card p { font-size:0.88rem; color:var(--metal); line-height:1.7; }

/* ── HİZMETLER ÖZET ── */
.services-preview { background:var(--black); }
.services-header { display:flex; align-items:flex-end; justify-content:space-between; margin-bottom:3rem; gap:1.5rem; flex-wrap:wrap; }
.services-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(280px, 1fr)); gap:1.5rem; }
.service-card {
    background:var(--anthracite); border:1px solid var(--border); border-radius:8px;
    padding:2rem; position:relative; overflow:hidden;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-card::before {
    content:""; position:absolute; top:0; left:0; right:0; height:3px;
    background:linear-gradient(90deg, var(--red), transparent); opacity:0; transition:opacity var(--transition);
}
.service-card:hover { border-color:rgba(225,6,0,0.3); transform:translateY(-4px); box-shadow:0 16px 48px rgba(0,0,0,0.4); }
.service-card:hover::before { opacity:1; }
.service-num { font-size:0.72rem; font-weight:700; letter-spacing:0.15em; color:var(--red); margin-bottom:1rem; }
.service-card h3 { font-size:1.1rem; margin-bottom:0.75rem; }
.service-card p { font-size:0.88rem; color:var(--metal); line-height:1.7; }

/* ── HIGHLIGHT ── */
.highlight-section {
    background:linear-gradient(135deg, var(--anthracite) 0%, var(--dark) 100%);
    border-top:1px solid var(--border); border-bottom:1px solid var(--border);
    position:relative; overflow:hidden;
}
.highlight-section::after {
    content:""; position:absolute; right:-100px; top:-100px;
    width:400px; height:400px;
    background:radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
    pointer-events:none;
}
.highlight-inner { display:grid; grid-template-columns:1fr 1fr; gap:4rem; align-items:center; }
.highlight-text p { color:var(--metal-light); font-size:1rem; margin-bottom:1rem; }
.highlight-list { margin:1.5rem 0 2rem; }
.highlight-list li {
    display:flex; align-items:center; gap:12px;
    padding:0.6rem 0; color:var(--metal-light); font-size:0.9rem;
    border-bottom:1px solid var(--border);
}
.highlight-list li:last-child { border-bottom:none; }
.highlight-list li::before {
    content:""; width:6px; height:6px; border-radius:50%;
    background:var(--red); flex-shrink:0; box-shadow:0 0 6px var(--red);
}
.highlight-box {
    background:var(--black); border:1px solid var(--border);
    border-radius:12px; padding:3rem; text-align:center; position:relative; overflow:hidden;
}
.highlight-box::before {
    content:""; position:absolute; inset:0;
    background:radial-gradient(circle at 50% 0%, rgba(225,6,0,0.08), transparent 70%);
}
.highlight-box .big-icon { font-size:4rem; margin-bottom:1rem; filter:drop-shadow(0 0 16px rgba(225,6,0,0.4)); }
.highlight-box h3 { font-size:1.4rem; margin-bottom:0.75rem; }
.highlight-box p { color:var(--metal); font-size:0.9rem; }

/* ── SIDEBAR ── */
.sidebar {
    background:var(--anthracite); border:1px solid var(--border);
    padding:2rem 1.5rem; position:sticky; top:90px;
    height:fit-content; border-radius:8px;
}
.sidebar-title {
    font-size:0.72rem; font-weight:700; letter-spacing:0.18em;
    text-transform:uppercase; color:var(--red);
    margin-bottom:1.5rem; padding-bottom:1rem; border-bottom:1px solid var(--border);
}
.sidebar-info-item { display:flex; align-items:flex-start; gap:10px; font-size:0.85rem; color:var(--metal); margin-bottom:1.2rem; line-height:1.6; }
.sidebar-info-item .ico { color:var(--red); flex-shrink:0; margin-top:2px; }
.sidebar-info-item strong { color:var(--white); display:block; }
.sidebar-divider { height:1px; background:var(--border); margin:1.5rem 0; }
.sidebar-links a {
    display:flex; align-items:center; gap:10px;
    font-size:0.85rem; color:var(--metal-light);
    padding:0.6rem 0; border-bottom:1px solid var(--border);
    transition: color var(--transition), padding-left var(--transition);
}
.sidebar-links a:last-child { border-bottom:none; }
.sidebar-links a:hover { color:var(--red); padding-left:6px; }

/* ── LAYOUT ── */
.content-with-sidebar { display:grid; grid-template-columns:1fr 300px; gap:3rem; align-items:start; }

/* ── HAKKIMIZDA ── */
.about-block { margin-bottom:3rem; }
.about-block p { color:var(--metal-light); font-size:0.95rem; margin-bottom:1rem; }
.vm-grid { display:grid; grid-template-columns:1fr 1fr; gap:1.5rem; margin-top:2rem; }
.vm-card { background:var(--anthracite); border:1px solid var(--border); border-radius:8px; padding:2rem; }
.vm-card .vm-icon { font-size:1.8rem; margin-bottom:1rem; }
.vm-card h3 { font-size:0.8rem; text-transform:uppercase; letter-spacing:0.15em; color:var(--red); margin-bottom:0.75rem; }
.vm-card p { color:var(--metal); font-size:0.88rem; }

/* ── HİZMETLER SAYFASI ── */
.services-full-grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(280px, 1fr)); gap:1.5rem; margin-top:3rem; }
.service-full-card {
    background:var(--anthracite); border:1px solid var(--border); border-radius:8px; padding:2.5rem 2rem;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-full-card:hover { border-color:rgba(225,6,0,0.3); transform:translateY(-4px); box-shadow:0 16px 48px rgba(0,0,0,0.4); }
.service-full-card .s-icon { font-size:2.5rem; margin-bottom:1.2rem; }
.service-full-card h3 { margin-bottom:0.75rem; }
.service-full-card p { color:var(--metal); font-size:0.88rem; line-height:1.75; }

/* ── İLETİŞİM ── */
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; margin-top:3rem; }
.c-item { display:flex; align-items:flex-start; gap:1rem; margin-bottom:2rem; padding-bottom:2rem; border-bottom:1px solid var(--border); }
.c-item:last-child { border-bottom:none; }
.c-icon {
    width:44px; height:44px; border-radius:8px;
    background:rgba(225,6,0,0.1); border:1px solid rgba(225,6,0,0.2);
    display:flex; align-items:center; justify-content:center; font-size:1.1rem; flex-shrink:0;
}
.c-item h4 { font-size:0.78rem; text-transform:uppercase; letter-spacing:0.1em; color:var(--metal); margin-bottom:0.3rem; }
.c-item p, .c-item a { font-size:0.95rem; color:var(--white); }
.c-item a:hover { color:var(--red); }
.map-wrapper { border-radius:8px; overflow:hidden; border:1px solid var(--border); }
.map-wrapper iframe { width:100%; height:380px; display:block; filter:grayscale(0.4) contrast(1.1); }

/* ── FOOTER ── */
.footer { background:var(--anthracite); border-top:1px solid var(--border); padding:60px 0 0; position:relative; }
.footer::before {
    content:""; position:absolute; top:0; left:0; right:0; height:1px;
    background:linear-gradient(90deg, transparent, var(--red), transparent);
}
.footer-grid { display:grid; grid-template-columns:1.5fr 1fr 1fr; gap:3rem; margin-bottom:3rem; }
.footer-brand img { height:40px; margin-bottom:1rem; filter:drop-shadow(0 0 8px var(--red-glow)); }
.footer-brand p { font-size:0.88rem; color:var(--metal); line-height:1.7; max-width:280px; margin-bottom:1.5rem; }
.footer-title { font-size:0.72rem; font-weight:700; letter-spacing:0.18em; text-transform:uppercase; color:var(--red); margin-bottom:1.2rem; }
.footer-links li { margin-bottom:0.7rem; }
.footer-links a { font-size:0.88rem; color:var(--metal); display:inline-block; transition: color var(--transition), padding-left var(--transition); }
.footer-links a:hover { color:var(--red); padding-left:4px; }
.footer-contact-item { font-size:0.88rem; color:var(--metal); display:flex; align-items:flex-start; gap:10px; margin-bottom:0.8rem; }
.footer-contact-item .ico { color:var(--red); }
.footer-contact-item a { color:var(--metal); }
.footer-contact-item a:hover { color:var(--red); }
.footer-bottom {
    border-top:1px solid var(--border); padding:1.5rem 0;
    display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:1rem;
}
.footer-bottom p { font-size:0.8rem; color:var(--metal); }

/* ── SABİT BUTONLAR ── */
.floating-buttons { position:fixed; bottom:2rem; right:2rem; z-index:999; display:flex; flex-direction:column; gap:0.75rem; }
.float-btn {
    width:52px; height:52px; border-radius:50%;
    display:flex; align-items:center; justify-content:center; font-size:1.3rem;
    backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
    border:1px solid rgba(255,255,255,0.1);
    transition: transform var(--transition), box-shadow var(--transition);
    text-decoration:none;
}
.float-btn:hover { transform:scale(1.1) translateY(-2px); }
.float-whatsapp { background:rgba(37,211,102,0.85); color:#fff; box-shadow:0 4px 20px rgba(37,211,102,0.35); }
.float-whatsapp:hover { box-shadow:0 8px 28px rgba(37,211,102,0.5); }
.float-location { background:rgba(225,6,0,0.85); color:#fff; box-shadow:0 4px 20px var(--red-glow); }
.float-location:hover { box-shadow:0 8px 28px rgba(225,6,0,0.5); }

/* ── PAGE HEADER ── */
.page-header {
    padding:140px 0 80px;
    background:radial-gradient(ellipse at 40% 50%, rgba(225,6,0,0.06), transparent 60%), var(--black);
    border-bottom:1px solid var(--border); position:relative; overflow:hidden;
}
.page-header::before {
    content:""; position:absolute; inset:0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size:60px 60px;
}
.page-header h1 { position:relative; }
.breadcrumb { display:flex; align-items:center; gap:8px; font-size:0.8rem; color:var(--metal); margin-bottom:1rem; position:relative; }
.breadcrumb a { color:var(--metal); }
.breadcrumb a:hover { color:var(--red); }
.breadcrumb .sep { color:var(--border); }

/* ── SCROLL ANİMASYON ── */
[data-aos] { opacity:0; transition: opacity 0.7s ease, transform 0.7s ease; }
[data-aos="fade-up"]    { transform:translateY(30px); }
[data-aos="fade-right"] { transform:translateX(-30px); }
[data-aos="fade-left"]  { transform:translateX(30px); }
[data-aos].aos-animate  { opacity:1; transform:none; }

/* ── RESPONSIVE ── */
@media (max-width: 992px) {
    .highlight-inner, .contact-grid, .content-with-sidebar { grid-template-columns:1fr; }
    .sidebar { position:relative; top:0; }
    .footer-grid { grid-template-columns:1fr 1fr; }
    .vm-grid { grid-template-columns:1fr; }
}
@media (max-width: 768px) {
    .nav-menu {
        display:none; position:fixed; top:72px; left:0; right:0;
        background:rgba(15,15,15,0.98); backdrop-filter:blur(12px);
        padding:1.5rem; flex-direction:column; align-items:flex-start; gap:0;
        border-bottom:1px solid var(--border);
    }
    .nav-menu.open { display:flex; }
    .nav-link { width:100%; padding:1rem 0; border-bottom:1px solid var(--border); font-size:1rem; }
    .nav-link:last-child { border-bottom:none; }
    .nav-cta { margin-top:1rem; width:100%; text-align:center; justify-content:center; }
    .nav-toggle { display:flex; }
    .footer-grid { grid-template-columns:1fr; }
    .footer-bottom { flex-direction:column; text-align:center; }
    .services-header { flex-direction:column; align-items:flex-start; }
}
@media (max-width: 480px) {
    section { padding:60px 0; }
    .floating-buttons { bottom:1.2rem; right:1.2rem; }
    .float-btn { width:46px; height:46px; font-size:1.1rem; }
}

.footer-created {
    margin-top: 12px;
    font-size: 13px;
    opacity: 0.7;
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.footer-created a {
    color: #e10600;
    text-decoration: none;
    transition: 0.3s ease;
}

.footer-created a:hover {
    opacity: 1;
    text-shadow: 0 0 6px rgba(225, 6, 0, 0.6);
}