/* ==========================================================================
   ESAT İÇTEN - KİŞİSEL TANITIM SİTESİ
   Corporate & Clean Design System (Birebir Tasarım Uyumlu)
   ========================================================================== */

:root {
    --primary: #147cf5;
    --primary-hover: #0b66cc;
    --primary-light: #eff6ff;
    --primary-border: #bfdbfe;
    
    --navy-900: #071a33;
    --navy-800: #0f172a;
    --navy-700: #1e293b;
    --navy-600: #334155;
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --bg-page: #ffffff;
    --bg-soft: #f8fafc;
    --bg-card: #ffffff;
    --bg-stat: #edf5ff;
    
    --border-light: #e2e8f0;
    --border-card: #e8eff7;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 6px 18px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 12px 30px rgba(15, 23, 42, 0.09);
    --shadow-hover: 0 14px 32px rgba(20, 124, 245, 0.12);
    
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-script: 'Caveat', cursive;
}

/* --------------------------------------------------------------------------
   RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    font-family: var(--font-main);
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

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

svg {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

/* Icon size constraints */
.icon, .icon-cta, .icon-search, .service-icon, .btn-icon, .footer-icon, .link-icon, .arrow-icon, .circle-arrow, .stat-icon {
    width: 18px;
    height: 18px;
    max-width: 24px;
    max-height: 24px;
}

.service-icon, .stat-icon {
    width: 22px;
    height: 22px;
}

.icon-search, .icon-cta, .btn-icon {
    width: 16px;
    height: 16px;
}

.container {
    width: min(1280px, calc(100% - 48px));
    margin-inline: auto;
}

/* --------------------------------------------------------------------------
   HEADER & NAVBAR
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}

.nav-wrap {
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

/* Brand Logo */
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    width: 44px;
    height: 40px;
    flex-shrink: 0;
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-copy {
    display: flex;
    flex-direction: column;
}

.brand-copy strong {
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.8px;
    color: var(--navy-900);
    line-height: 1.1;
}

.brand-copy small {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    margin-top: 2px;
}

/* Navigation Links */
.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.main-nav a {
    position: relative;
    padding-block: 26px;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy-600);
}

.main-nav a:hover {
    color: var(--primary);
}

.main-nav a.active {
    color: var(--primary);
}

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

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    border-radius: 50%;
    color: var(--navy-700);
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.search-btn:hover {
    background-color: var(--bg-soft);
    color: var(--primary);
}

.icon-search {
    width: 19px;
    height: 19px;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 20px;
    background-color: var(--primary);
    color: #ffffff;
    border-radius: var(--radius-full);
    font-size: 13.5px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(20, 124, 245, 0.25);
}

.header-cta:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 16px rgba(20, 124, 245, 0.35);
    transform: translateY(-1px);
}

.icon-cta {
    width: 16px;
    height: 16px;
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 20px;
    height: 2px;
    background-color: var(--navy-800);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

/* --------------------------------------------------------------------------
   HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    min-height: 480px;
    display: flex;
    align-items: center;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-card);
    overflow: hidden;
}

.hero-bg-container {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: right center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.98) 0%,
        rgba(255, 255, 255, 0.94) 42%,
        rgba(255, 255, 255, 0.65) 65%,
        rgba(255, 255, 255, 0.1) 100%
    );
}

.hero-container {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-block: 50px 70px;
}

.hero-content {
    max-width: 580px;
}

.hero-eyebrow {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: 8px;
}

.hero-title {
    font-size: clamp(40px, 4.5vw, 56px);
    font-weight: 900;
    color: var(--navy-900);
    letter-spacing: -1.5px;
    line-height: 1.05;
    margin-bottom: 12px;
}

.hero-tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 15px;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 16px;
}

.hero-tags i {
    color: var(--primary);
    font-style: normal;
    font-weight: 900;
}

.hero-desc {
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 26px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(20, 124, 245, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 18px rgba(20, 124, 245, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--navy-900);
    border: 1px solid #cbd5e1;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-soft);
    border-color: #94a3b8;
    transform: translateY(-2px);
}

.btn-icon {
    width: 16px;
    height: 16px;
}

.hero-accent {
    padding-top: 20px;
    padding-right: 30px;
}

.hero-script {
    font-family: var(--font-script);
    font-size: 38px;
    font-weight: 700;
    color: var(--navy-900);
    display: inline-block;
    transform: rotate(-6deg);
    text-shadow: 0 2px 12px rgba(255, 255, 255, 0.9);
}

/* --------------------------------------------------------------------------
   4-COLUMN EXPERTISE / SERVICES
   -------------------------------------------------------------------------- */
.expertise-section {
    padding-block: 0 45px;
    margin-top: -24px;
    position: relative;
    z-index: 10;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.expertise-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 16px 18px;
    display: grid;
    grid-template-columns: 46px 1fr 18px;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow-sm);
}

.expertise-card:hover {
    border-color: var(--primary-border);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.card-icon-box {
    width: 46px;
    height: 46px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon {
    width: 22px;
    height: 22px;
}

.card-text h3 {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 2px;
}

.card-text p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

.card-arrow {
    color: var(--primary);
    opacity: 0.8;
    transition: transform 0.2s, opacity 0.2s;
}

.expertise-card:hover .card-arrow {
    transform: translateX(3px);
    opacity: 1;
}

.arrow-icon {
    width: 16px;
    height: 16px;
}

/* --------------------------------------------------------------------------
   SECTION HEADERS (General)
   -------------------------------------------------------------------------- */
.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 20px;
}

.section-title-wrap {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.section-kicker {
    width: 28px;
    height: 3.5px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section-heading {
    font-size: 24px;
    font-weight: 800;
    color: var(--navy-900);
    letter-spacing: -0.5px;
}

.section-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--primary);
}

.section-link:hover {
    color: var(--primary-hover);
}

.section-link:hover .link-icon {
    transform: translateX(3px);
}

.link-icon {
    width: 15px;
    height: 15px;
    transition: transform 0.2s;
}

/* --------------------------------------------------------------------------
   5-COLUMN FEATURED PROJECTS
   -------------------------------------------------------------------------- */
.projects-section {
    padding-block: 20px 45px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.project-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.project-card:hover {
    border-color: var(--primary-border);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.project-media {
    position: relative;
    width: 100%;
    height: 135px;
    background-color: #f1f5f9;
    overflow: hidden;
    display: block;
}

.project-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.project-card:hover .project-media img {
    transform: scale(1.04);
}

.project-body {
    padding: 14px 14px 16px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-title {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 5px;
    line-height: 1.3;
}

.project-title a:hover {
    color: var(--primary);
}

.project-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.45;
    margin-bottom: 14px;
    flex: 1;
}

.project-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 10px;
    border-top: 1px solid var(--border-light);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.tag-pill {
    background-color: var(--bg-soft);
    color: var(--navy-600);
    border: 1px solid #e2e8f0;
    font-size: 10.5px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: var(--radius-sm);
}

.project-circle-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid #cbd5e1;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.project-circle-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

.circle-arrow {
    width: 14px;
    height: 14px;
}

/* --------------------------------------------------------------------------
   STATS / COUNTER STRIP
   -------------------------------------------------------------------------- */
.stats-section {
    padding-block: 15px 45px;
}

.stats-card {
    background-color: var(--bg-stat);
    border: 1px solid #dce9fa;
    border-radius: var(--radius-xl);
    padding: 24px 36px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 14px;
}

.stat-icon-wrap {
    width: 44px;
    height: 44px;
    background-color: #ffffff;
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(20, 124, 245, 0.1);
    flex-shrink: 0;
}

.stat-icon {
    width: 22px;
    height: 22px;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 21px;
    font-weight: 900;
    color: var(--navy-900);
    line-height: 1.1;
}

.stat-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 2px;
}

/* --------------------------------------------------------------------------
   SON YAZILAR (BLOG 4-CARDS)
   -------------------------------------------------------------------------- */
.blog-section {
    padding-block: 10px 65px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.blog-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.blog-card:hover {
    border-color: var(--primary-border);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.blog-media {
    position: relative;
    width: 100%;
    height: 125px;
    background-color: var(--navy-900);
    overflow: hidden;
    display: block;
}

.blog-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.blog-card:hover .blog-media img {
    transform: scale(1.04);
}

.blog-body {
    padding: 14px;
}

.blog-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--navy-900);
    line-height: 1.4;
    margin-bottom: 8px;
    min-height: 38px;
}

.blog-title a:hover {
    color: var(--primary);
}

.blog-date {
    display: block;
    font-size: 11.5px;
    font-weight: 500;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   SITE FOOTER (4-COLUMN CORPORATE)
   -------------------------------------------------------------------------- */
.site-footer {
    background-color: #ffffff;
    border-top: 1px solid var(--border-light);
    padding-top: 48px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.4fr 1.4fr 1.2fr 1fr;
    gap: 36px;
    padding-bottom: 40px;
}

.brand--footer .brand-logo {
    width: 36px;
    height: 32px;
}

.brand--footer .brand-copy strong {
    font-size: 15px;
}

.footer-desc {
    font-size: 12.5px;
    color: var(--text-muted);
    line-height: 1.55;
    margin-top: 14px;
    max-width: 300px;
}

.footer-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: 16px;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.footer-sublinks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-sublinks a {
    font-size: 12.5px;
    color: var(--navy-600);
    font-weight: 500;
}

.footer-sublinks a:hover {
    color: var(--primary);
    transform: translateX(2px);
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12.5px;
    color: var(--navy-600);
}

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

.footer-icon {
    width: 16px;
    height: 16px;
    color: var(--primary);
    flex-shrink: 0;
}

/* Social Media */
.social-links {
    display: flex;
    align-items: center;
    gap: 10px;
}

.social-btn {
    width: 34px;
    height: 34px;
    background-color: var(--bg-soft);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    color: var(--navy-700);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, border-color 0.2s, color 0.2s, transform 0.2s;
}

.social-btn svg {
    width: 16px;
    height: 16px;
}

.social-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Footer Bottom Bar */
.footer-bottom {
    background-color: var(--bg-soft);
    border-top: 1px solid var(--border-light);
    padding-block: 16px;
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11.5px;
    color: var(--text-muted);
}

.footer-copy span {
    margin-inline: 4px;
    color: #cbd5e1;
}

.footer-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.footer-tags i {
    color: var(--primary);
    font-style: normal;
}

/* --------------------------------------------------------------------------
   RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .main-nav {
        gap: 16px;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-card {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .header-actions {
        display: none;
    }
    
    .main-nav {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background-color: #ffffff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        border-bottom: 1px solid var(--border-light);
        box-shadow: var(--shadow-lg);
        gap: 0;
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .main-nav a {
        padding-block: 12px;
        border-bottom: 1px solid var(--border-card);
    }
    
    .main-nav a.active::after {
        display: none;
    }
    
    .hero-container {
        flex-direction: column;
        padding-block: 40px;
    }
    
    .hero-accent {
        padding: 20px 0 0;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (max-width: 576px) {
    .container {
        width: calc(100% - 32px);
    }
    
    .hero-title {
        font-size: 34px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .expertise-grid,
    .projects-grid,
    .stats-card,
    .blog-grid,
    .footer-top {
        grid-template-columns: 1fr;
    }
    
    .stats-card {
        padding: 20px;
    }
}

/* --------------------------------------------------------------------------
   SOCIAL MEDIA BRAND COLORS
   -------------------------------------------------------------------------- */
.social-btn--instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-color: transparent;
    color: #ffffff;
}

.social-btn--youtube:hover {
    background-color: #ff0000;
    border-color: #ff0000;
    color: #ffffff;
}

.social-btn--linkedin:hover {
    background-color: #0077b5;
    border-color: #0077b5;
    color: #ffffff;
}

.social-btn--github:hover {
    background-color: #24292e;
    border-color: #24292e;
    color: #ffffff;
}

/* --------------------------------------------------------------------------
   FLOATING WHATSAPP BUTTON & TOOLTIP
   -------------------------------------------------------------------------- */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
    cursor: pointer;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 14px 32px rgba(37, 211, 102, 0.6);
    background-color: #20ba5a;
    color: #ffffff;
}

.whatsapp-icon {
    width: 32px;
    height: 32px;
    max-width: 32px;
    max-height: 32px;
    fill: #ffffff;
}

.whatsapp-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(37, 211, 102, 0.7);
    animation: waPulse 2s infinite ease-out;
    pointer-events: none;
}

@keyframes waPulse {
    0% {
        transform: scale(1);
        opacity: 0.9;
    }
    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

.whatsapp-tooltip {
    position: absolute;
    right: 74px;
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    background-color: #0f172a;
    color: #ffffff;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 12.5px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px 0 6px 6px;
    border-style: solid;
    border-color: transparent transparent transparent #0f172a;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
    }
    
    .whatsapp-icon {
        width: 28px;
        height: 28px;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
}