/* =============================================
   RAMAZAN ERKUL SMMM - KURUMSAL WEB SİTESİ
   Modern, Mobil Öncelikli, SEO Dostu Tasarım
   ============================================= */

/* ---------- CSS DEĞİŞKENLERİ ---------- */
:root {
    /* Lacivert Paleti */
    --primary-900: #061525;
    --primary-800: #0c2340;
    --primary-700: #122f55;
    --primary-600: #1a3f7a;
    --primary-500: #254d7a;
    --primary-400: #3a6ba5;
    --primary-300: #6b9fd4;
    --primary-200: #a8cce8;
    --primary-100: #d4e6f5;
    --primary-50: #eef5fb;

    /* Altın / Aksan Paleti */
    --accent-700: #9a6d1f;
    --accent-600: #b8872f;
    --accent-500: #c9963b;
    --accent-400: #d4a843;
    --accent-300: #e0be6a;
    --accent-200: #ecd494;
    --accent-100: #f5e8c8;
    --accent-50: #faf5eb;

    /* Gri Paleti */
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;

    /* Geri Bildirim */
    --success: #059669;
    --error: #dc2626;

    /* Genel */
    --white: #ffffff;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

/* ---------- UTILITY ---------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section__header {
    text-align: center;
    margin-bottom: 56px;
}

.section__label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-500);
    background: var(--accent-50);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary-800);
    line-height: 1.25;
    margin-bottom: 16px;
}

.section__desc {
    font-size: 1.0625rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ---------- BUTONLAR ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--accent-500);
    color: var(--white);
    padding: 12px 28px;
    font-size: 0.9375rem;
}

.btn--primary:hover {
    background: var(--accent-600);
    box-shadow: 0 4px 16px rgba(201, 150, 59, 0.4);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--white);
    padding: 12px 28px;
    font-size: 0.9375rem;
    border: 1.5px solid rgba(255,255,255,0.35);
}

.btn--outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.6);
}

.btn--lg {
    padding: 15px 36px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn--block {
    width: 100%;
}

/* ---------- HEADER ---------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.nav__logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-800);
    /* border-radius: var(--radius-sm); */
    color: var(--accent-400);
}

.nav__logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.nav__logo-text strong {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-800);
}

.nav__logo-text small {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-500);
    letter-spacing: 0.1em;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav__link {
    padding: 8px 14px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav__link:hover,
.nav__link.active {
    color: var(--primary-800);
    background: var(--primary-50);
}

.nav__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--white);
    background: var(--primary-800);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav__cta:hover {
    background: var(--primary-700);
    box-shadow: 0 4px 12px rgba(12, 35, 64, 0.3);
    transform: translateY(-1px);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.nav__toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--primary-800);
    border-radius: 2px;
    transition: all var(--transition);
}

.nav__overlay {
    display: none;
}

/* Mobil Menü */
.nav__toggle.open .nav__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.open .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle.open .nav__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- HERO ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-800) 40%, var(--primary-700) 100%);
    overflow: hidden;
    padding-top: 72px;
}

.hero__bg-decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
    background: var(--accent-400);
}

.hero__shape--1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
}

.hero__shape--2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
}

.hero__shape--3 {
    width: 200px;
    height: 200px;
    top: 40%;
    left: 50%;
}

.hero__container {
    position: relative;
    z-index: 1;
    max-width: 780px;
    padding: 60px 20px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(212, 168, 67, 0.12);
    border: 1px solid rgba(212, 168, 67, 0.25);
    border-radius: 50px;
    color: var(--accent-300);
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 28px;
    animation: fadeSlideDown 0.8s ease-out;
}

.hero__title {
    font-size: clamp(2rem, 5.5vw, 3.25rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    animation: fadeSlideDown 0.8s ease-out 0.1s both;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.1875rem);
    color: var(--primary-200);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 600px;
    animation: fadeSlideDown 0.8s ease-out 0.2s both;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 48px;
    animation: fadeSlideDown 0.8s ease-out 0.3s both;
}

.hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    animation: fadeSlideDown 0.8s ease-out 0.4s both;
}

.hero__trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-200);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ---------- HAKKIMIZDA ---------- */
.about {
    background: var(--white);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__text {
    color: var(--gray-600);
    margin-bottom: 16px;
    line-height: 1.75;
}

.about__text:last-of-type {
    margin-bottom: 36px;
}

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

.about__stat {
    text-align: center;
    padding: 20px 8px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.about__stat:hover {
    background: var(--primary-50);
    transform: translateY(-2px);
}

.about__stat strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-800);
}

.about__stat span {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

.about__image-wrapper {
    position: relative;
}

.about__image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
    border-radius: var(--radius-lg);
    border: 1px solid var(--primary-100);
    color: var(--primary-400);
    font-size: 0.875rem;
    font-weight: 500;
}

.about__image-accent {
    position: absolute;
    bottom: -16px;
    right: -16px;
    width: 120px;
    height: 120px;
    background: var(--accent-100);
    border-radius: var(--radius-lg);
    z-index: -1;
}

/* ---------- HİZMETLER ---------- */
.services {
    background: var(--gray-50);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: var(--primary-50);
    border-radius: var(--radius-md);
    color: var(--primary-600);
    margin-bottom: 20px;
    transition: all var(--transition);
}

.service-card:hover .service-card__icon {
    background: var(--primary-800);
    color: var(--accent-400);
}

.service-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-800);
    margin-bottom: 10px;
}

.service-card__desc {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.65;
    margin-bottom: 16px;
}

.service-card__list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.service-card__list li {
    font-size: 0.8375rem;
    color: var(--gray-600);
    padding-left: 18px;
    position: relative;
}

.service-card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--accent-400);
    border-radius: 50%;
}

/* Son hizmet kartı tam genişlik */
.services__grid .service-card:last-child {
    grid-column: 1 / -1;
    max-width: 50%;
    margin: 0 auto;
}

/* ---------- PRATİK ARAÇLAR ---------- */
.tools {
    background: var(--white);
}

.tools__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

.tool-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.tool-card__header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 24px 28px 0;
}

.tool-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--primary-800);
    border-radius: var(--radius-sm);
    color: var(--accent-400);
    flex-shrink: 0;
}

.tool-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-800);
}

.tool-card__tabs {
    display: flex;
    padding: 20px 28px 0;
    gap: 4px;
}

.tool-card__tab {
    flex: 1;
    padding: 10px 16px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-500);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-bottom: none;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all var(--transition);
}

.tool-card__tab.active {
    color: var(--primary-800);
    background: var(--white);
    border-color: var(--primary-200);
    position: relative;
}

.tool-card__tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--white);
}

.tool-card__body {
    padding: 20px 28px 24px;
}

.tool-card__panel {
    display: none;
}

.tool-card__panel.active {
    display: block;
}

.tool-card__results {
    margin-top: 20px;
    padding: 16px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
}

.result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.875rem;
}

.result-row:last-child {
    border-bottom: none;
}

.result-row span {
    color: var(--gray-500);
}

.result-row strong {
    color: var(--gray-800);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.result-row--total {
    padding-top: 12px;
    margin-top: 4px;
    border-top: 2px solid var(--primary-100);
    border-bottom: none;
}

.result-row--total strong {
    color: var(--primary-800);
    font-size: 1rem;
}

.result-row--employer strong {
    color: var(--accent-600);
}

.tool-card__disclaimer {
    padding: 0 28px 20px;
    font-size: 0.75rem;
    color: var(--gray-400);
    font-style: italic;
}

/* Form Elemanları */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 14px;
    font-size: 0.9375rem;
    color: var(--gray-800);
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(58, 107, 165, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    display: none;
    font-size: 0.75rem;
    color: var(--error);
    margin-top: 4px;
}

.form-error.show {
    display: block;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.radio-group {
    display: flex;
    gap: 20px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--gray-700);
    cursor: pointer;
}

.radio-label input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-600);
    cursor: pointer;
}

/* ---------- BLOG / MEVZUAT ---------- */
.blog {
    background: var(--gray-50);
}

.blog__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blog-card__image {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-300);
}

.blog-card__content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-bottom: 10px;
}

.blog-card__tag {
    background: var(--primary-50);
    color: var(--primary-600);
    padding: 3px 10px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.6875rem;
}

.blog-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--primary-800);
    line-height: 1.4;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__desc {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: 1.65;
    margin-bottom: 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-600);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition);
}

.blog-card__link:hover {
    color: var(--accent-600);
    gap: 10px;
}

.blog__loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 40px;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-600);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ---------- İLETİŞİM ---------- */
.contact {
    background: var(--white);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 48px;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact__item {
    display: flex;
    gap: 16px;
}

.contact__item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--primary-50);
    border-radius: var(--radius-sm);
    color: var(--primary-600);
    flex-shrink: 0;
}

.contact__item strong {
    display: block;
    font-size: 0.875rem;
    color: var(--primary-800);
    margin-bottom: 2px;
}

.contact__item p {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.contact__item a {
    color: var(--primary-600);
}

.contact__item a:hover {
    color: var(--accent-600);
}

.contact__form {
    background: var(--gray-50);
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.contact__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

/* ---------- FOOTER ---------- */
.footer {
    background: var(--primary-900);
    padding: 56px 0 0;
    color: var(--primary-200);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer__logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--accent-400);
}

.footer__logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.footer__logo-text strong {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--white);
}

.footer__logo-text small {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--accent-400);
    letter-spacing: 0.1em;
}

.footer__desc {
    font-size: 0.875rem;
    color: var(--primary-300);
    line-height: 1.7;
}

.footer__heading {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 18px;
}

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

.footer__links a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8375rem;
    color: var(--primary-300);
    transition: all var(--transition);
}

.footer__links a:hover {
    color: var(--accent-400);
    padding-left: 4px;
}

.footer__bottom {
    padding: 24px 0;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.8125rem;
    color: var(--primary-400);
}

/* ---------- WHATSAPP BUTONU ---------- */
.whatsapp-btn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: all var(--transition);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn__tooltip {
    position: absolute;
    right: 72px;
    background: var(--white);
    color: var(--gray-800);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transform: translateX(8px);
    transition: all var(--transition);
}

.whatsapp-btn__tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--white);
    border-right: none;
}

.whatsapp-btn:hover .whatsapp-btn__tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* ---------- SCROLL TO TOP ---------- */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 32px;
    z-index: 998;
    width: 44px;
    height: 44px;
    background: var(--primary-800);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: all var(--transition);
}

.scroll-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--primary-700);
    transform: translateY(-2px);
}

/* ---------- TOAST BİLDİRİM ---------- */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--primary-800);
    color: var(--white);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s ease;
    z-index: 10000;
    white-space: nowrap;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--error);
}

/* ---------- FADE IN ANİMASYONU ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- KEYFRAME ANİMASYONLARI ---------- */
@keyframes fadeSlideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes whatsappPulse {
    0%, 100% {
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6), 0 0 0 8px rgba(37, 211, 102, 0.08);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =============================================
   RESPONSIVE TASARIM - MOBİL ÖNCELİKLİ
   ============================================= */

/* Tablet: 1024px ve altı */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services__grid .service-card:last-child {
        grid-column: auto;
        max-width: 100%;
    }

    .about__grid {
        gap: 40px;
    }

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

    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* Tablet Küçük: 768px ve altı */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    /* Mobil Navigasyon */
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 90px 28px 40px;
        gap: 4px;
        box-shadow: var(--shadow-xl);
        transition: right 0.35s ease;
        z-index: 1000;
    }

    .nav__menu.open {
        right: 0;
    }

    .nav__link {
        width: 100%;
        padding: 12px 14px;
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }

    .nav__cta {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.35s ease;
    }

    .nav__overlay.open {
        opacity: 1;
        pointer-events: auto;
    }

    /* Hakkımızda */
    .about__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about__visual {
        order: -1;
    }

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

    /* Hizmetler */
    .services__grid {
        grid-template-columns: 1fr;
    }

    /* Araçlar */
    .tools__grid {
        grid-template-columns: 1fr;
    }

    /* Blog */
    .blog__grid {
        grid-template-columns: 1fr;
    }

    /* İletişim */
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact__form {
        padding: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
}

/* Mobil: 480px ve altı */
@media (max-width: 480px) {
    .hero__container {
        padding: 40px 16px;
    }

    .hero__actions {
        flex-direction: column;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .hero__trust {
        flex-direction: column;
        gap: 14px;
    }

    .about__stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .about__stat strong {
        font-size: 1.25rem;
    }

    .tool-card__header {
        padding: 20px 20px 0;
    }

    .tool-card__tabs {
        padding: 16px 20px 0;
    }

    .tool-card__body {
        padding: 16px 20px 20px;
    }

    .tool-card__disclaimer {
        padding: 0 20px 16px;
    }

    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }

    .whatsapp-btn__tooltip {
        display: none;
    }

    .scroll-top {
        bottom: 84px;
        right: 24px;
        width: 40px;
        height: 40px;
    }
}