/* ==========================================================================
   PROJECT: ŞEHİR REHBERİM
   TYPE: MAIN STYLESHEET
   VERSION: 3.3 (Fixed Visibility & Contrast)
   AUTHOR: Şehir Rehberim Dev Team
   ========================================================================== */

/* ============================================= */
/* 1. KÖK DEĞİŞKENLER & RENK PALETİ */
/* ============================================= */
:root {
    /* --- Ana Renkler --- */
    --primary-color: #1e293b;
    /* Koyu Mavi/Gri (Slate 800) */
    --secondary-color: #fbbf24;
    /* Amber 400 (Vurgu) */
    --accent-color: #3b82f6;
    /* Mavi 500 (Linkler) */

    /* --- Nötr Renkler --- */
    --text-dark: #1f2937;
    --text-light: #64748b;
    --bg-body: #f8fafc;
    --white: #ffffff;

    /* --- Gölgelendirme --- */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-neon: 0 0 15px rgba(251, 191, 36, 0.4);

    /* --- Efektler --- */
    --glass-bg: rgba(255, 255, 255, 0.9);
    --blur-amt: blur(10px);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================= */
/* 2. GENEL SIFIRLAMA */
/* ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    list-style: none;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-dark);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Özel Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* ============================================= */
/* 3. HEADER & NAVİGASYON */
/* ============================================= */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--blur-amt);
    -webkit-backdrop-filter: var(--blur-amt);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

header .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

header .logo img {
    height: 45px;
}

header .logo span {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

header nav {
    display: flex;
    gap: 15px;
}

header nav a {
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

header nav a:hover,
header nav a.active {
    color: var(--accent-color);
    background: #eff6ff;
}

/* ============================================= */
/* 4. HERO SECTION */
/* ============================================= */
.hero {
    position: relative;
    height: 60vh;
    min-height: 500px;
    background-color: var(--primary-color);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
    animation: fadeInUp 0.8s ease-out;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.95;
    font-weight: 300;
}

.search-box {
    display: flex;
    background: var(--white);
    padding: 6px;
    border-radius: 50px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    max-width: 600px;
    margin: 0 auto;
    transition: var(--transition);
}

.search-box:focus-within {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.search-box input {
    flex: 1;
    border: none;
    padding: 15px 25px;
    font-size: 1rem;
    outline: none;
    border-radius: 50px;
    color: var(--text-dark);
    /* Yazı rengi eklendi */
}

.search-btn {
    background: var(--primary-color);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: #fcd34d;
    transform: rotate(15deg);
}

/* ============================================= */
/* 5. ROTA PLANLAYICI */
/* ============================================= */
.route-planner-section {
    padding: 0 20px;
    position: relative;
    margin-top: -60px;
    z-index: 10;
}

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

.route-form {
    background: var(--white);
    padding: 25px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.input-group {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    flex: 1;
    background: #f8fafc;
    border-radius: 12px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.input-group:hover,
.input-group:focus-within {
    background: var(--white);
    border-color: #e2e8f0;
    box-shadow: var(--shadow-sm);
}

.input-icon {
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-right: 12px;
}

.input-content {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.input-content label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
}

.input-content input,
.input-content select {
    border: none;
    background: transparent;
    font-size: 0.95rem;
    color: var(--text-dark);
    width: 100%;
    outline: none;
    font-weight: 600;
}

.swap-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 1px solid #e2e8f0;
    background: var(--white);
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.swap-btn:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: rotate(180deg);
}

.route-submit-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 15px 35px;
    border-radius: 15px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    white-space: nowrap;
}

.route-submit-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================= */
/* 6. HARİTA BÖLÜMÜ */
/* ============================================= */
.map-section {
    padding: 80px 0;
    background-color: var(--bg-body);
}

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

.section-title h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    font-weight: 800;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    margin: 10px auto 0;
    border-radius: 2px;
}

.section-title p {
    color: var(--text-light);
    margin-top: 10px;
}

.map-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

#map {
    height: 550px;
    width: 100%;
    border-radius: 15px;
    z-index: 1;
}

/* ============================================= */
/* 7. KART SİSTEMİ */
/* ============================================= */
.info-cards,
.route-cards,
.features-grid,
.team-grid,
.values-grid,
.contact-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 40px;
}

.info-card,
.route-card,
.feature-card,
.about-card,
.value-card,
.contact-card,
.team-member {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.info-card:hover,
.route-card:hover,
.feature-card:hover,
.about-card:hover,
.value-card:hover,
.contact-card:hover,
.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.info-cards {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.card-header {
    background: var(--primary-color);
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 15px;
}

.card-header i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
}

.card-content {
    padding: 25px;
}

/* Rota Kartları */
.route-cards {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    padding: 0 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.route-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.route-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.route-image h3 {
    position: absolute;
    bottom: 20px;
    left: 20px;
    color: var(--white);
    z-index: 2;
    font-size: 1.4rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.route-content {
    padding: 25px;
}

.route-btn {
    width: 100%;
    padding: 12px;
    background: var(--primary-color);
    color: white;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 15px;
    transition: var(--transition);
}

.route-btn:hover {
    background: var(--secondary-color);
    color: var(--white);
}

/* ============================================= */
/* ÖZELLİKLER BÖLÜMÜ (AR-GE YAZI RENGİ DÜZELTMESİ) */
/* ============================================= */
.features-section-bg {
    background: var(--primary-color);
    /* Koyu Arka Plan */
    padding: 80px 0;
    color: var(--white);
    /* Genel yazı rengi BEYAZ */
    margin-top: 60px;
}

.features-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-align: center;
    padding: 40px 25px;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
}

.feature-icon {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    width: 70px;
    height: 70px;
    line-height: 70px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-left: auto;
    margin-right: auto;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--white);
    /* Başlık Beyaz */
}

.feature-card p {
    color: #cbd5e1;
    font-size: 0.9rem;
}

/* Açıklama Açık Gri */

/* --- KRİTİK DÜZELTME: Koyu Bölüm İçindeki Başlıklar --- */
/* Ar-Ge ve Ne Sunuyoruz başlıklarını zorla beyaz yapar */
.features-section-bg .section-title h2 {
    color: var(--white) !important;
}

.features-section-bg .section-title p {
    color: #94a3b8 !important;
    /* Alt başlık rengi */
}

/* ============================================= */
/* 8. YOL HARİTASI (TIMELINE) */
/* ============================================= */
.timeline-container {
    max-width: 900px;
    margin: 0 auto 100px;
    position: relative;
    padding: 0 20px;
}

.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    width: 4px;
    background: #e2e8f0;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.timeline-item {
    width: 50%;
    position: relative;
    margin-bottom: 50px;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 40px;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 40px;
    text-align: left;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--white);
    border: 5px solid var(--secondary-color);
    border-radius: 50%;
    top: 20px;
    z-index: 2;
    transition: var(--transition);
}

.timeline-item:nth-child(odd)::after {
    right: -12px;
}

.timeline-item:nth-child(even)::after {
    left: -12px;
}

.timeline-item:hover::after {
    transform: scale(1.2);
    border-color: var(--accent-color);
}

.timeline-content {
    background: var(--white);
    padding: 25px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--secondary-color);
    text-align: left;
}

.timeline-date {
    display: inline-block;
    padding: 4px 12px;
    background: #f1f5f9;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 10px;
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

/* Progress Bar */
.progress-container {
    margin-top: 15px;
}

.progress-title {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--secondary-color);
    border-radius: 4px;
}

/* ============================================= */
/* 9. HAKKIMIZDA & İLETİŞİM SAYFALARI */
/* ============================================= */
.about-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.about-card {
    padding: 40px 30px;
    text-align: center;
    border-top: 5px solid var(--secondary-color);
}

.about-card h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Takım */
.team-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 40px;
}

.team-member {
    padding: 30px;
    text-align: center;
    width: 300px;
}

.team-member img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid #f1f5f9;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
}

.team-social a {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: #f1f5f9;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-social a:hover {
    background: var(--accent-color);
    color: var(--white);
}

/* Değerler */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.value-card {
    padding: 30px;
    position: relative;
    border-left: 4px solid var(--secondary-color);
}

.value-number {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(0, 0, 0, 0.03);
    line-height: 1;
    pointer-events: none;
}

.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* İletişim */
.contact-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    margin-bottom: 50px;
}

.contact-card {
    text-align: center;
    padding: 40px 20px;
}

.contact-card i {
    font-size: 2rem;
    color: var(--accent-color);
    background: #eff6ff;
    width: 70px;
    height: 70px;
    line-height: 70px;
    border-radius: 50%;
    margin: 0 auto 20px;
}

/* ============================================= */
/* 10. NEWSLETTER & FORM (DÜZELTİLDİ) */
/* ============================================= */
.newsletter-section {
    position: relative;
    background: var(--primary-color);
    /* Fallback */
    padding: 80px 20px;
    text-align: center;
    color: var(--white);
    margin: 60px 0;
}

.newsletter-section h2 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 2.2rem;
}

.newsletter-section p {
    color: #cbd5e1;
    margin-bottom: 30px;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.newsletter-input {
    flex: 1;
    padding: 15px 25px;
    border-radius: 50px;
    border: none;
    outline: none;
    min-width: 250px;
    color: var(--text-dark);
}

.newsletter-btn {
    background: var(--secondary-color);
    color: var(--primary-color);
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-btn:hover {
    background: #fcd34d;
    transform: translateY(-2px);
}

/* İletişim Sayfası Formu */
.feedback-section {
    position: relative;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.85), rgba(30, 41, 59, 0.7)),
        url('https://images.unsplash.com/photo-1557804506-669a67965ba0?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 60px 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    max-width: 900px;
    margin: 40px auto;
    color: var(--white);
    overflow: hidden;
}

.feedback-section h2 {
    color: var(--white);
    text-align: center;
    font-size: 2rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.feedback-section p {
    color: #cbd5e1;
    text-align: center;
    margin-bottom: 40px;
}

.feedback-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.feedback-form .form-group {
    margin-bottom: 20px;
}

.feedback-form label {
    color: var(--white);
    font-weight: 500;
    margin-bottom: 8px;
    display: block;
    font-size: 0.9rem;
}

.feedback-form input,
.feedback-form textarea,
.feedback-form select {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid transparent;
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.feedback-form input:focus,
.feedback-form textarea:focus,
.feedback-form select:focus {
    background: #ffffff;
    border-color: var(--secondary-color);
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--secondary-color), #f59e0b);
    color: var(--primary-color);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
    margin-top: 10px;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.5);
    background: linear-gradient(135deg, #fcd34d, #fbbf24);
}

/* SSS (FAQ) */
.faq-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    margin-bottom: 15px;
    padding: 20px;
    transition: var(--transition);
}

.faq-item:hover {
    border-left: 4px solid var(--secondary-color);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.faq-answer {
    color: var(--text-light);
    font-size: 0.9rem;
    padding-left: 26px;
}

/* ============================================= */
/* 11. FOOTER */
/* ============================================= */
footer {
    background: var(--primary-color);
    color: #94a3b8;
    padding-top: 70px;
    margin-top: 80px;
    font-size: 0.9rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-column h3 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.2rem;
    border-bottom: 2px solid var(--secondary-color);
    display: inline-block;
    padding-bottom: 5px;
}

footer address {
    font-style: normal;
}

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

.footer-links a {
    color: #94a3b8;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--secondary-color);
    color: var(--primary-color);
}

.copyright {
    text-align: center;
    padding: 25px;
    margin-top: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ============================================= */
/* 12. PWA INSTALL BANNER */
/* ============================================= */
#pwa-install-banner {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 20px;
    z-index: 9999;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: space-between;
    animation: slideUp 0.5s ease-out;
}

#pwa-install-banner .pwa-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

#pwa-install-banner img {
    width: 50px;
    height: 50px;
    border-radius: 12px;
}

#pwa-install-banner h4 {
    color: #fff;
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

#pwa-install-banner p {
    color: #cbd5e1;
    margin: 0;
    font-size: 0.8rem;
}

#pwa-install-banner .pwa-actions {
    display: flex;
    gap: 10px;
}

#pwa-install-btn {
    background: var(--secondary-color);
    color: var(--primary-color);
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
}

#pwa-close-btn {
    background: transparent;
    color: #94a3b8;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 5px;
}

/* ============================================= */
/* 13. ANİMASYONLAR */
/* ============================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

#geriDonus {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

#geriDonus.visible {
    opacity: 1;
    visibility: visible;
}

#geriDonus:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

/* ============================================= */
/* 14. RESPONSIVE TASARIM (MOBİL) */
/* ============================================= */
@media (max-width: 992px) {
    .route-form {
        flex-direction: column;
        align-items: stretch;
    }

    .swap-btn {
        transform: rotate(90deg);
        margin: 10px auto;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 15px;
    }

    header nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 50px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }

    .timeline-item:nth-child(even),
    .timeline-item:nth-child(odd) {
        left: 0;
    }

    .timeline-item::after {
        left: 11px !important;
        right: auto !important;
    }

    .contact-grid,
    .features-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }

    .feedback-section {
        padding: 40px 20px;
        margin: 20px;
    }

    .feedback-form {
        padding: 25px;
    }

    /* PWA Banner Mobil Düzeltme */
    #pwa-install-banner {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    #pwa-install-banner .pwa-content {
        flex-direction: column;
    }
}