/* ============================================
   MAIN STYLES - BuhOnline (виправлено для Safari)
   ============================================ */

:root {
    --primary: #2E7D32;
    --primary-dark: #1B5E20;
    --primary-light: #4CAF50;
    --dark: #1a1a2e;
    --gray: #4a5568;
    --gray-light: #718096;
    --white: #ffffff;
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 25px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: #f5f7fa;
    color: var(--dark);
    line-height: 1.5;
    min-height: 100vh;
}

/* Типографія */
h1 {
    font-size: clamp(1.75rem, 6vw, 3rem);
    margin-bottom: 1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: clamp(1.5rem, 5vw, 2.2rem);
    margin-bottom: 1rem;
    color: var(--dark);
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

p {
    color: var(--gray);
    line-height: 1.6;
}

/* Контейнер */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Кнопки */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 10px rgba(46,125,50,0.3);
}

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

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

.btn-outline:hover {
    background: rgba(46,125,50,0.1);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    text-align: center;
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Навігація */
.navbar {
    background: rgba(255,255,255,0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(46,125,50,0.2);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    gap: 20px;
    flex-wrap: wrap;
}

.logo img {
    height: 45px;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.header-contact {
    display: flex;
    gap: 20px;
}

.phone-link,
.email-link {
    text-decoration: none;
    color: var(--gray);
    transition: var(--transition);
}

.phone-link {
    font-weight: 700;
    color: var(--primary-dark);
}

.email-link:hover,
.phone-link:hover {
    color: var(--primary);
}

/* Мобільне меню */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--primary);
    margin: 5px 0;
    transition: var(--transition);
}

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

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px,-6px);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: left 0.3s;
        z-index: 99;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .header-contact {
        display: none;
    }
    
    body.menu-open {
        overflow: hidden;
    }
}

/* HERO */
.hero {
    padding: 80px 0;
}

@media (min-width: 768px) {
    .hero {
        padding: 100px 0;
        min-height: 600px;
        display: flex;
        align-items: center;
    }
}

.hero-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

@media (min-width: 768px) {
    .hero-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }
}

.hero-subtitle {
    font-size: 1.1rem;
    margin: 20px 0;
    color: var(--gray);
}

.hero-list {
    list-style: none;
    margin: 24px 0;
}

.hero-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-list li::before {
    content: "✓";
    background: var(--primary);
    color: white;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-form {
    background: rgba(255,255,255,0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(46,125,50,0.2);
}

.hero-form h3 {
    color: var(--primary);
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group input {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #ddd;
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(46,125,50,0.2);
}

/* Схований лейбл для скрінрідерів */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Секції */
section {
    padding: 70px 0;
}

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

.section-title p {
    max-width: 700px;
    margin: 0 auto;
    color: var(--gray);
}

.s-gray {
    background: #f0f2f5;
    border-radius: 40px;
    margin: 20px 0;
}

/* Картки переваг */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

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

.card {
    background: rgba(255,255,255,0.9);
    padding: 30px 20px;
    text-align: center;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.card-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

/* Кроки */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0;
}

@media (max-width: 768px) {
    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .steps {
        grid-template-columns: 1fr;
    }
}

.step {
    background: rgba(255,255,255,0.9);
    padding: 25px 15px;
    text-align: center;
    border-radius: 20px;
    position: relative;
    box-shadow: var(--shadow);
}

.step-number {
    position: absolute;
    top: -12px;
    left: 20px;
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.step-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.step p {
    font-size: 0.85rem;
}

/* Послуги */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin: 40px 0;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-item {
    background: rgba(255,255,255,0.9);
    padding: 15px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
    cursor: pointer;
}

.service-item:hover {
    background: white;
    transform: translateX(5px);
    border-left: 3px solid var(--primary);
}

.service-icon {
    font-size: 1.5rem;
}

/* Ціни */
.prices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 30px;
}

@media (max-width: 768px) {
    .prices-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
}

.price-card {
    background: white;
    border-radius: 20px;
    padding: 30px 25px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.price-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.price-card.popular {
    border: 2px solid var(--primary);
    transform: scale(1.02);
}

.price-card.popular:hover {
    transform: scale(1.02) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.price-card h3 {
    color: var(--primary);
    margin-bottom: 15px;
}

.price-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
}

.price-list {
    list-style: none;
    margin: 20px 0;
    text-align: left;
}

.price-list li {
    padding: 8px 0;
    color: var(--gray);
}

/* Курс валют */
.currency-section {
    background: #f0f2f5;
    border-radius: 40px;
    margin: 20px 0;
}

.currency-widget {
    max-width: 500px;
    margin: 0 auto;
    background: rgba(255,255,255,0.95);
    padding: 30px;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.currency-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.currency-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}

.currency-item:last-child {
    border-bottom: none;
}

.currency-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.currency-flag {
    font-size: 1.8rem;
}

.currency-name {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--dark);
}

.currency-rate {
    text-align: right;
}

.currency-buy {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary);
}

.currency-sell {
    font-size: 0.85rem;
    color: var(--gray-light);
}

.currency-loader {
    text-align: center;
    padding: 20px;
    color: var(--gray);
}

.currency-update {
    font-size: 0.7rem;
    color: var(--gray-light);
    text-align: center;
    margin-top: 15px;
}

/* Контакти */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-icon {
    font-size: 2rem;
}

.phone-big {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.work-hours ul {
    list-style: none;
    margin: 15px 0;
}

.work-hours li {
    padding: 8px 0;
    border-bottom: 1px solid #e0e0e0;
}

.work-hours li span {
    font-weight: 600;
    width: 80px;
    display: inline-block;
    color: var(--primary);
}

/* Футер */
.footer {
    background: #1a1a2e;
    color: rgba(255,255,255,0.7);
    padding: 50px 0 30px;
    margin-top: 40px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

@media (max-width: 640px) {
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

.footer-logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-links,
.footer-contacts {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.footer-links a,
.footer-contacts a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Кнопка вгору */
.top {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    font-size: 1.8rem;
    box-shadow: var(--shadow);
    z-index: 99;
}

.top.active {
    opacity: 1;
    visibility: visible;
}

.top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

@media (max-width: 480px) {
    .top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 1.4rem;
    }
}

/* Повідомлення форми */
.form-message {
    display: none;
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.form-message.success {
    background: #2E7D32;
    color: white;
}

.form-message.error {
    background: #dc2626;
    color: white;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Утиліти */
.text-center {
    text-align: center;
}

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