/**
 * LabCal - Ana Stil Dosyası
 * Tema: Sedef Beyaz + Kırmızı
 * Responsive: Mobil + Tablet + Masaüstü
 */
:root {
    --primary: #C0392B;
    --primary-dark: #A93226;
    --primary-light: #E74C3C;
    --primary-rgb: 192, 57, 43;
    --pearl: #FAF8F5;
    --pearl-warm: #F5F0EB;
    --pearl-accent: #E8E3DD;
    --dark: #1A1A2E;
    --dark-gray: #2D2D44;
    --gray: #4A4A5A;
    --gray-light: #7A7A8A;
    --gray-lighter: #B0B0BC;
    --light: #E8E8EC;
    --white: #FFFFFF;
    --success: #27AE60;
    --warning: #F39C12;
    --danger: #E74C3C;
    --info: #3498DB;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --container-max: 1200px;
    --header-height: 80px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 8px 30px rgba(192, 57, 43, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px
}

body {
    font-family: var(--font-body);
    color: var(--dark);
    background: var(--pearl);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden
}

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

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

img {
    max-width: 100%;
    height: auto;
    display: block
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark)
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px
}

.section {
    padding: 80px 0
}

.text-center {
    text-align: center
}

.text-muted {
    color: var(--gray-light)
}

/* Top Bar */
.top-bar {
    background: linear-gradient(135deg, var(--dark), var(--dark-gray));
    color: var(--light);
    font-size: .85rem;
    padding: 8px 0
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px
}

.top-bar-left {
    display: flex;
    gap: 20px
}

.top-bar-left a {
    color: var(--gray-lighter);
    font-size: .85rem;
    transition: var(--transition)
}

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

.top-bar-left a i {
    margin-right: 6px;
    color: var(--primary-light)
}

.top-bar-right {
    display: flex;
    gap: 12px
}

.top-bar-right a {
    color: var(--gray-lighter);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .08);
    transition: var(--transition);
    font-size: .8rem
}

.top-bar-right a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px)
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1100;
    transition: var(--transition)
}

.header.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, .12)
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height)
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition)
}

.logo:hover .logo-img {
    transform: scale(1.03)
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
    transition: var(--transition)
}

.logo:hover .logo-icon {
    transform: rotate(-10deg) scale(1.05)
}

.logo-text {
    display: flex;
    flex-direction: column
}

.logo-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.1
}

.logo-highlight {
    color: var(--primary)
}

.logo-tagline {
    font-size: .7rem;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 1px
}

.header-contact-box {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.header-contact-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.2);
    transition: var(--transition);
    position: relative;
    animation: pulse-red 2s infinite;
    /* Solar dalga efekti eklendi */
}

.header-contact-box:hover .header-contact-icon {
    transform: scale(1.05) rotate(-5deg);
    box-shadow: 0 6px 15px rgba(var(--primary-rgb), 0.3);
}

.header-contact-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}

.header-contact-text .label {
    font-size: 0.8rem;
    color: var(--gray);
    font-weight: 500;
}

.header-contact-text .number {
    font-size: 1.05rem;
    color: var(--primary);
    font-weight: 800;
}

@keyframes pulse-red {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.5);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(var(--primary-rgb), 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0);
    }
}

/* Nav */
.nav-list {
    display: flex;
    list-style: none;
    gap: 5px
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    color: var(--gray);
    font-weight: 500;
    font-size: .9rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative
}

.nav-link i:first-child {
    font-size: .85rem
}

.dropdown-icon {
    font-size: .65rem !important;
    margin-left: 2px;
    transition: var(--transition)
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(192, 57, 43, .06)
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 16px;
    right: 16px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px 3px 0 0
}

/* Dropdown */
.has-dropdown {
    position: relative
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background: var(--white);
    min-width: 220px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    list-style: none;
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
    border: 1px solid rgba(0, 0, 0, .05)
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0)
}

.has-dropdown:hover .dropdown-icon {
    transform: rotate(180deg)
}

.dropdown-menu li a {
    display: block;
    padding: 10px 16px;
    color: var(--gray);
    font-size: .88rem;
    border-radius: var(--radius-sm);
    transition: var(--transition)
}

.dropdown-menu li a:hover {
    background: rgba(192, 57, 43, .06);
    color: var(--primary);
    padding-left: 22px
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px
}

.mobile-toggle span {
    width: 26px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition)
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px)
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px)
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-family: var(--font-body);
    font-size: .9rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), .3)
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--primary-rgb), .4);
    color: var(--white)
}

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px)
}

.btn-lg {
    padding: 15px 35px;
    font-size: 1rem
}

.btn-sm {
    padding: 8px 16px;
    font-size: .8rem
}

.btn-block {
    width: 100%;
    justify-content: center
}

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

.btn-danger:hover {
    background: #c0392b;
    color: var(--white);
    transform: translateY(-2px)
}

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

.btn-success:hover {
    background: #219a52;
    color: var(--white);
    transform: translateY(-2px)
}

/* Hero Slider */
.hero-slider {
    position: relative;
    height: 560px;
    overflow: hidden;
    background: var(--dark)
}

.slider-wrapper {
    position: relative;
    height: 100%
}

.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .8s ease
}

.slide.active {
    opacity: 1
}

.slide-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--dark), var(--dark-gray));
    background-size: cover;
    background-position: center
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 26, 46, .85), rgba(45, 45, 68, .6))
}

.slide .container {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 2
}

.slide-content {
    max-width: 650px;
    animation: slideUp .8s ease
}

.slide-title {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2
}

.slide-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, .8);
    margin-bottom: 30px;
    line-height: 1.7
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, .2);
    color: var(--white);
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center
}

.slider-btn:hover {
    background: var(--primary);
    border-color: var(--primary)
}

.slider-prev {
    left: 20px
}

.slider-next {
    right: 20px
}

.slider-dots {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .35);
    cursor: pointer;
    transition: var(--transition);
    border: none
}

.slider-dot.active {
    background: var(--primary);
    transform: scale(1.3)
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 50px
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(var(--primary-rgb), .08);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: 16px
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text
}

.section-header p {
    font-size: 1.05rem;
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto
}

/* Features */
.features-section {
    padding: 80px 0;
    background: var(--white)
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px
}

.feature-card {
    background: var(--pearl);
    padding: 35px 25px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(var(--primary-rgb), .15)
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    transition: var(--transition)
}

.feature-card:hover .feature-icon {
    transform: rotateY(180deg)
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px
}

.feature-card p {
    font-size: .9rem;
    color: var(--gray-light);
    line-height: 1.6
}

/* Services */
.services-section {
    padding: 80px 0;
    background: var(--pearl)
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px
}

/* === MOBİL: 2x2 GRID - Tüm CSS'den sonra gelir, en yüksek öncelik === */
@media screen and (max-width: 992px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px !important;
    }
}

@media screen and (max-width: 768px) {
    .services-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
    }

    .service-card {
        padding: 20px 10px !important;
        border-radius: 20px !important;
    }

    .service-card-icon {
        width: 45px !important;
        height: 45px !important;
        margin: 0 auto 10px !important;
    }

    .service-card h3 {
        font-size: 0.85rem !important;
    }

    .service-card p {
        font-size: 0.7rem !important;
    }
}

@media screen and (max-width: 480px) {
    .services-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
    }

    .service-card {
        padding: 15px 8px !important;
    }
}

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

.service-card {
    background: var(--white);
    border-radius: 40px;
    padding: 60px 40px;
    text-align: center;
    transition: var(--transition);
    border: none;
    display: block;
    color: var(--dark);
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.service-card-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.service-card:hover .service-card-icon img {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    transition: var(--transition);
    color: var(--dark);
}

.service-card:hover h3 {
    color: var(--primary);
}

.service-card p {
    font-size: 1rem;
    color: var(--gray-light);
    line-height: 1.6;
    margin: 0;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: .88rem;
    transition: var(--transition)
}

.service-card:hover .service-card-link {
    gap: 12px
}

.service-card-lg {
    padding: 0;
    overflow: hidden;
    text-align: left
}

.service-card-img {
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--pearl-warm), var(--pearl-accent))
}

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

.service-card-lg:hover .service-card-img img {
    transform: scale(1.08)
}

.service-card-img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center
}

.service-card-icon-lg {
    font-size: 4rem
}

.service-card-body {
    padding: 24px
}