/* ============================================================
   SİTE ANA STİL - MASAÜSTÜ (Desktop)
   ============================================================ */

:root {
    --red: #d92128;
    --red-hover: #b8171d;
    --blue: #0d1f3c;
    --blue-light: #1a3258;
    --green: #22c55e;
    --gray-bg: #f5f7fa;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --white: #ffffff;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.12);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title span {
    color: var(--red);
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
    margin-bottom: 8px;
}

.section-title h2 {
    font-size: 36px;
    color: var(--blue);
    font-weight: 700;
}

/* ============================================================
   TOP BAR
   ============================================================ */
.top-bar {
    background: var(--blue);
    color: var(--white);
    font-size: 13px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left .insta-btn {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    color: var(--white);
    padding: 5px 14px;
    border-radius: 20px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.top-bar-left .insta-btn:hover {
    opacity: 0.9;
    transform: scale(1.02);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-right a {
    color: #cbd5e1;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.top-bar-right a:hover {
    color: var(--white);
}

.btn-teklif-top {
    background-color: var(--green);
    color: var(--white) !important;
    padding: 6px 18px;
    border-radius: 20px;
    font-weight: 600;
}

.btn-teklif-top:hover {
    background-color: #16a34a;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.main-header {
    height: 90px;
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 26px;
    font-weight: 800;
    color: var(--blue);
    letter-spacing: -0.5px;
}

.logo i {
    color: var(--red);
    font-size: 32px;
}

.logo span {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-muted);
    display: block;
    margin-top: -4px;
}

nav ul {
    display: flex;
    gap: 25px;
}

nav ul li a {
    font-weight: 600;
    font-size: 15px;
    color: var(--blue);
    padding: 10px 0;
    position: relative;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background-color: var(--red);
    transition: var(--transition);
    border-radius: 2px;
}

nav ul li a:hover {
    color: var(--red);
}

nav ul li a:hover::after {
    width: 100%;
}

.header-phone-box {
    background: var(--red);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 20px rgba(217, 33, 40, 0.25);
    transition: var(--transition);
}

.header-phone-box:hover {
    background: var(--red-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 25px rgba(217, 33, 40, 0.35);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    min-height: 650px;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, rgba(245, 247, 250, 1) 0%, rgba(255, 255, 255, 1) 60%, rgba(217, 33, 40, 0.05) 100%);
    overflow: hidden;
    padding: 60px 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(217, 33, 40, 0.08) 0%, transparent 70%);
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 31, 60, 0.05) 0%, transparent 70%);
    z-index: 1;
}

.hero-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.15));
    animation: float 5s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-content {
    flex: 1.1;
}

.hero-content .sub-title {
    color: var(--red);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hero-content h1 {
    font-size: 58px;
    line-height: 1.1;
    color: var(--blue);
    font-weight: 800;
    margin-bottom: 15px;
}

.hero-content h3 {
    color: var(--red);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-content p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 35px;
}

.hero-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.service-card {
    background: var(--white);
    border: none;
    padding: 22px 15px;
    border-radius: 18px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0,0,0,0.06);
    transition: var(--transition);
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.12);
}

.service-card .icon-box {
    width: 55px;
    height: 55px;
    background: var(--gray-bg);
    color: var(--blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 22px;
    transition: var(--transition);
}

.service-card:hover .icon-box {
    background: var(--red);
    color: var(--white);
    transform: rotateY(180deg);
}

.service-card h4 {
    font-size: 14px;
    color: var(--blue);
    font-weight: 700;
}

/* ============================================================
   EKSPERTİZ FORMU
   ============================================================ */
.form-section {
    margin-top: -60px;
    position: relative;
    z-index: 10;
    padding-bottom: 80px;
}

.form-wrapper {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid #edf2f7;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr auto;
    gap: 15px;
    align-items: end;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--blue);
}

.form-group label i {
    margin-right: 4px;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    outline: none;
    font-size: 14px;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus, .form-group select:focus {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(217, 33, 40, 0.1);
}

.btn-submit {
    background: var(--red);
    color: var(--white);
    border: none;
    padding: 15px 30px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    height: 50px;
    white-space: nowrap;
}

.btn-submit:hover {
    background: var(--red-hover);
    transform: translateY(-2px);
}

/* ============================================================
   NEDEN BİZ
   ============================================================ */
.why-us {
    padding: 80px 0;
    background: var(--gray-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.feature-box {
    background: var(--white);
    padding: 30px 20px;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-box i {
    font-size: 40px;
    color: var(--red);
    margin-bottom: 20px;
    transition: var(--transition);
}

.feature-box:hover i {
    transform: scale(1.1) rotate(-5deg);
}

.feature-box h3 {
    font-size: 18px;
    color: var(--blue);
    margin-bottom: 10px;
}

.feature-box p {
    color: var(--text-muted);
    font-size: 13px;
}

/* ============================================================
   HİZMETLERİMİZ
   ============================================================ */
.services {
    padding: 80px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-item {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid #edf2f7;
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

.service-item:hover img {
    transform: scale(1.05);
}

.service-item .service-content {
    padding: 25px;
}

.service-item .service-content h3 {
    font-size: 20px;
    color: var(--blue);
    margin-bottom: 6px;
    font-weight: 700;
}

.service-item .service-content .service-sub {
    font-size: 14px;
    color: var(--red);
    font-weight: 600;
    margin-bottom: 12px;
    display: block;
}

.service-item .service-content p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 15px;
}

.service-item .service-content .btn-detay {
    display: inline-block;
    color: var(--red);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.service-item .service-content .btn-detay i {
    transition: var(--transition);
}

.service-item .service-content .btn-detay:hover {
    color: var(--red-hover);
}

.service-item .service-content .btn-detay:hover i {
    transform: translateX(5px);
}

/* ============================================================
   SAYAÇLAR
   ============================================================ */
.counters {
    padding: 80px 0;
    background: var(--blue);
    color: var(--white);
}

.counters-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.counter-item h3 {
    font-size: 48px;
    font-weight: 800;
    color: var(--red);
    margin-bottom: 5px;
}

.counter-item p {
    font-size: 15px;
    color: #94a3b8;
}

/* ============================================================
   REFERANS MÜŞTERİLER
   ============================================================ */
.clients {
    padding: 60px 0;
    background: var(--gray-bg);
    overflow: hidden;
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    padding: 30px 20px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100px;
}

.client-logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.client-logo img {
    max-width: 80%;
    max-height: 50px;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.client-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ============================================================
   MÜŞTERİ YORUMLARI
   ============================================================ */
.testimonials {
    padding: 80px 0;
    background: var(--white);
}

.review-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    height: 100%;
    transition: var(--transition);
}

.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.stars {
    color: #f59e0b;
    margin-bottom: 15px;
    font-size: 14px;
}

.review-card p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
    font-style: italic;
}

.user-info h4 {
    font-size: 15px;
    color: var(--blue);
}

.user-info span {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================
   SSS
   ============================================================ */
.faq {
    padding: 80px 0;
    background: var(--gray-bg);
}

.faq-wrapper {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: var(--white);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-item h3 {
    font-size: 16px;
    color: var(--blue);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item p {
    margin-top: 10px;
    font-size: 14px;
    color: var(--text-muted);
    display: none;
}

.faq-item.active p {
    display: block;
}

.faq-item .fa-plus {
    transition: var(--transition);
}

.faq-item.active .fa-plus {
    transform: rotate(45deg);
    color: var(--red);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background: var(--blue);
    color: var(--white);
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-about p {
    color: #94a3b8;
    font-size: 14px;
    margin-top: 15px;
}

.footer-about .social-icons {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-about .social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    color: var(--white);
    transition: var(--transition);
}

.footer-about .social-icons a:hover {
    background: var(--red);
    transform: translateY(-3px);
}

.footer-links h4, .footer-contact h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
    position: relative;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--red);
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: #94a3b8;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #64748b;
    font-size: 13px;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    color: #64748b;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--white);
}

/* ============================================================
   SABİT BUTONLAR
   ============================================================ */
.floating-whatsapp {
    position: fixed;
    bottom: 25px;
    left: 25px;
    background-color: var(--green);
    color: var(--white);
    padding: 12px 22px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(34, 197, 94, 0.3);
    z-index: 1000;
    transition: var(--transition);
}

.floating-whatsapp:hover {
    transform: translateY(-3px) scale(1.02);
}

.floating-call {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background-color: var(--white);
    border: 2px solid var(--red);
    border-radius: 50px;
    display: flex;
    align-items: center;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition);
}

.floating-call:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.floating-call .text {
    padding: 6px 16px;
    color: var(--blue);
    font-weight: 700;
    font-size: 12px;
    line-height: 1.2;
}

.floating-call .number {
    background-color: var(--red);
    color: var(--white);
    padding: 12px 18px;
    font-weight: 800;
    font-size: 15px;
}

.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 25px;
    background: var(--red);
    color: var(--white);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--red-hover);
    transform: translateY(-3px);
}

/* ============================================================
   TEKLİF AL POPUP
   ============================================================ */
.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.popup-overlay.active {
    display: flex;
}

.popup-content {
    background: var(--white);
    padding: 50px 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: popIn 0.4s ease;
}

@keyframes popIn {
    0% { transform: scale(0.8) translateY(-30px); opacity: 0; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

.popup-content .close-popup {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-muted);
}

.popup-content .close-popup:hover {
    color: var(--red);
    transform: rotate(90deg);
}

.popup-content h2 {
    color: var(--blue);
    font-size: 28px;
    margin-bottom: 10px;
}

.popup-content p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 25px;
}

.popup-content .form-group {
    margin-bottom: 15px;
}

.popup-content .btn-submit {
    width: 100%;
}