/**
 * CilingirPortal - cilingir.tel
 * Mobile-First Responsive CSS
 */

/* ========================================
   1. RESET & BASE STYLES
   ======================================== */

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

:root {
    /* Colors - Açık Mavi Tema */
    --primary: #4FC3F7;
    --primary-dark: #29B6F6;
    --secondary: #2196F3;
    --secondary-dark: #1976D2;
    --success: #2ECC71;
    --danger: #E74C3C;
    --warning: #F39C12;
    --info: #03A9F4;

    /* Grayscale */
    --white: #FFFFFF;
    --light: #F8F9FA;
    --light-gray: #E9ECEF;
    --gray: #6C757D;
    --dark-gray: #343A40;
    --dark: #212529;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);

    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--dark);
    background: var(--light);
    overflow-x: hidden;
}

/* ========================================
   2. TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* ========================================
   3. LAYOUT
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main {
    min-height: calc(100vh - 200px);
    padding-bottom: 80px; /* Sticky bar için boşluk */
}

/* ========================================
   4. HEADER
   ======================================== */

.header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 1.75rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--dark-gray);
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-link:hover {
    background: var(--light);
    color: var(--primary);
}

.nav-link i {
    font-size: 1rem;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xl);
    transition: right 0.3s ease;
    overflow-y: auto;
}

.mobile-menu-overlay.active .mobile-menu {
    right: 0;
}

.close-menu {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-gray);
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--dark);
    font-size: 1rem;
    border-bottom: 1px solid var(--light-gray);
    transition: var(--transition);
}

.mobile-menu-link:hover {
    background: var(--light);
    color: var(--primary);
}

.mobile-menu-link i {
    font-size: 1.25rem;
    width: 24px;
}

/* ========================================
   5. BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-success {
    background: var(--success);
    color: var(--white);
}

.btn-danger {
    background: var(--danger);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.25rem;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Emergency Button */
.btn-emergency {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    width: 100%;
    padding: var(--spacing-lg);
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 0;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.btn-emergency:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.btn-emergency i {
    font-size: 1.5rem;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.7); }
    50% { box-shadow: 0 0 0 15px rgba(255, 107, 53, 0); }
}

/* ========================================
   6. FORMS
   ======================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--dark-gray);
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-control::placeholder {
    color: var(--gray);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-select {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    background: var(--white);
    cursor: pointer;
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.form-error {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* ========================================
   7. CARDS
   ======================================== */

.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--light-gray);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--light-gray);
    background: var(--light);
}

/* ========================================
   8. FLASH MESSAGES
   ======================================== */

.flash-message {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 600px;
    z-index: 3000;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.flash-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.flash-success .flash-content {
    background: var(--success);
    color: var(--white);
}

.flash-error .flash-content {
    background: var(--danger);
    color: var(--white);
}

.flash-warning .flash-content {
    background: var(--warning);
    color: var(--white);
}

.flash-info .flash-content {
    background: var(--info);
    color: var(--white);
}

.flash-content i {
    font-size: 1.5rem;
}

.close-flash {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.8;
}

.close-flash:hover {
    opacity: 1;
}

/* ========================================
   9. FOOTER
   ======================================== */

.footer {
    background: var(--dark);
    color: var(--light-gray);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--dark-gray);
    color: var(--white);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-title {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.footer-links,
.footer-contact {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a,
.footer-contact a {
    color: var(--light-gray);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--primary);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-contact i {
    color: var(--primary);
    width: 20px;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--dark-gray);
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray);
}

.footer-bottom-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

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

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

/* ========================================
   10. STICKY CALL BAR
   ======================================== */

.sticky-call-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

/* ========================================
   11. RESPONSIVE DESIGN
   ======================================== */

/* Mobile (default - already mobile-first) */

/* Tablet (768px and up) */
@media (min-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.75rem; }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
    .hamburger {
        display: none;
    }

    .nav-link span {
        display: inline;
    }

    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Mobile only (max-width: 767px) */
@media (max-width: 767px) {
    .hamburger {
        display: flex;
    }

    .nav-link {
        display: none;
    }

    .nav .btn {
        display: none;
    }

    .mobile-menu-overlay {
        display: block;
    }
}

/* ========================================
   12. UTILITY CLASSES
   ======================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-gray { color: var(--gray); }

.bg-white { background: var(--white); }
.bg-light { background: var(--light); }
.bg-primary { background: var(--primary); }
.bg-secondary { background: var(--secondary); }

/* ========================================
   13. HERO SECTION
   ======================================== */

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 4rem 0;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hero-title i {
    font-size: 3rem;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 1rem;
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.hero-feature i {
    font-size: 1.5rem;
    color: var(--white);
}

.hero-feature span {
    font-size: 0.95rem;
    font-weight: 500;
}

.hero-cta {
    font-size: 1.25rem;
    padding: 1.25rem 2rem;
    background: var(--white);
    color: var(--primary);
    margin-bottom: 2rem;
}

.hero-cta:hover {
    background: var(--light);
    transform: scale(1.05);
}

.hero-cta i {
    font-size: 1.5rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.hero-stat {
    text-align: center;
}

.hero-stat strong {
    display: block;
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.hero-stat span {
    font-size: 0.9rem;
    opacity: 0.9;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-placeholder {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.hero-image-placeholder i {
    font-size: 10rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ========================================
   14. HOW IT WORKS SECTION
   ======================================== */

.how-it-works {
    padding: 4rem 0;
    background: var(--white);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.15rem;
    color: var(--gray);
    margin-bottom: 3rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
    background: var(--light);
    border-radius: var(--radius-lg);
    position: relative;
    transition: var(--transition);
}

.step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 3rem;
    color: var(--secondary);
    margin: 2rem 0 1rem;
}

.step-icon i {
    display: block;
}

.step-title {
    font-size: 1.35rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.step-description {
    font-size: 1rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ========================================
   15. CITIES SECTION
   ======================================== */

.cities {
    padding: 4rem 0;
    background: var(--light);
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.city-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.city-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.city-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.city-icon i {
    display: block;
}

.city-name {
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.city-count {
    font-size: 0.95rem;
    color: var(--gray);
}

/* ========================================
   16. BECOME CILINGIR SECTION
   ======================================== */

.become-cilingir {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: var(--white);
    text-align: center;
}

.become-cilingir h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.become-cilingir p {
    font-size: 1.15rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.15);
    padding: 2rem;
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.pricing-card .price {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.pricing-card .price small {
    font-size: 1rem;
    opacity: 0.8;
}

.pricing-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 1.5rem;
}

.pricing-card ul li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-card ul li i {
    color: var(--white);
}

/* ========================================
   17. RESPONSIVE - MOBILE
   ======================================== */

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-image {
        display: none;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-title i {
        font-size: 2rem;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .city-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
    }
}