:root {
    --color-white: #ffffff;
    --color-bg-light: #ffffff;
    --color-primary: #0a192f;
    --color-secondary: #1e3a8a;
    --color-accent: #bf9430;
    --color-accent-hover: #9e7a27;
    --color-text: #1e293b;
    --color-text-muted: #1e3a8a;
    --color-border: #f1f5f9;
    --color-hero-accent: #d35400;
    --grad-main: linear-gradient(135deg, #0f172a 0%, #020408 100%);
    --grad-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
    --space-mobile: 1rem;
    --space-desktop: 4rem;
    --font-main: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Outfit', sans-serif
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-mobile)
}

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

html {
    font-family: var(--font-main);
    background-color: var(--color-bg-light);
    color: var(--color-text);
    scroll-behavior: smooth;
    font-size: 16px
}

body {
    overflow-x: hidden;
    line-height: 1.6;
    background-color: var(--color-white)
}

h1,
h2,
h3,
h4 {
    font-weight: 800;
    letter-spacing: -.03em;
    color: var(--text-main);
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.1))
}

h1 {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    line-height: 1.1;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 1.5rem
}

h2 {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    margin-bottom: 1.5rem
}

.text-highlight {
    color: var(--color-accent)
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.1rem 2.22rem;
    border-radius: 14px;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    transition: all .4s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    gap: .75rem
}

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

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

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: var(--shadow-md)
}

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

.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    background: var(--color-primary);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition)
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    text-decoration: none
}

.logo span {
    color: var(--color-accent)
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none
}

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    transition: var(--transition);
    font-size: .95rem
}

.nav-links a:hover,
.nav-links a.active {
    color: white
}

.hero {
    background: var(--color-bg-light);
    padding: var(--space-xl) 0
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
    text-align: center
}

.hero-text h1 {
    margin-bottom: 1.5rem
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px
}

.trust-pills {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap
}

.trust-pill {
    font-size: .85rem;
    font-weight: 600;
    padding: .5rem 1rem;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    color: var(--color-text-muted)
}

.trust-pill.highlight {
    border-color: var(--color-accent);
    color: var(--color-accent)
}

.calculator-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--color-border)
}

.calc-input {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition)
}

.calc-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(191, 148, 48, 0.1)
}

.features {
    background-color: var(--color-white)
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem
}

.feature-card {
    padding: 3rem 2.5rem;
    background: var(--color-bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-align: center
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent)
}

.icon-box {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent)
}

.feature-card h3 {
    margin-bottom: 1rem
}

.categories-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-light)
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 3rem
}

.category-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform .3s ease, box-shadow .3s ease;
    text-align: center;
    border-bottom: 5px solid var(--color-hero-accent);
    text-decoration: none;
    display: flex;
    flex-direction: column
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1)
}

.category-img-container {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden
}

.category-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.category-title {
    padding: 1.5rem 1rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.1rem
}

.content-section {
    padding: var(--space-lg) 0
}

.faq-section {
    background: var(--color-bg-light)
}

.faq-container {
    max-width: 800px;
    margin: 0 auto
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    overflow: hidden
}

.faq-question {
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition)
}

.faq-question:hover {
    background: rgba(15, 23, 42, .02)
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all .4s cubic-bezier(0, 1, 0, 1);
    padding: 0 2rem
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 2rem 2rem
}

.faq-icon::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-accent)
}

.faq-item.active .faq-icon::after {
    content: '-'
}

.breadcrumbs {
    padding: 1.5rem 0;
    background: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
    font-size: .9rem
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: .5rem;
    font-size: .9rem;
    color: var(--color-text-muted)
}

.breadcrumb-item a {
    text-decoration: none;
    color: var(--color-accent)
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: .5rem
}

footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-lg) 0 2rem
}

footer .logo {
    color: var(--color-white);
    margin-bottom: 1.5rem
}

footer li a:hover {
    color: var(--color-accent) !important
}

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto
    }

    .trust-pills {
        justify-content: center
    }

    .nav-links {
        display: none
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px
    }

    section {
        padding: 4rem 0
    }
}

@media (max-width: 576px) {
    section {
        padding: var(--space-md) 0
    }

    h1 {
        font-size: 2.25rem
    }

    .btn {
        width: 100%
    }

    .calculator-card {
        max-width: 500px;
        margin: 0 auto
    }
}

.contact-form-section {
    padding: var(--space-xl) 0;
    background: white;
    border-top: 1px solid rgba(0, 0, 0, .05)
}

.contact-form-container {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, .05);
    border: 1px solid rgba(0, 0, 0, .05)
}

.contact-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: .5rem
}

.form-group.full-width {
    grid-column: span 2
}

.form-group label {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: .9rem;
    color: var(--color-primary)
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: border-color .3s ease, box-shadow .3s ease
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-hero-accent);
    box-shadow: 0 0 0 3px rgba(211, 84, 0, .1)
}

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

    .form-group.full-width {
        grid-column: span 1
    }

    .contact-form-container {
        padding: 2rem 1.5rem
    }
}

.seo-section {
    padding: var(--space-xl) 0;
    background: var(--color-bg-light)
}

.seo-container {
    max-width: 1000px
}

.seo-content-block {
    margin-bottom: 3rem
}

.seo-content-block h2,
.seo-content-block h3 {
    margin-bottom: 1.5rem;
    color: var(--color-primary)
}

.seo-content-block p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
    color: var(--color-text);
    font-size: 1.05rem
}

.seo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0
}

.seo-grid-column h4 {
    color: var(--color-hero-accent);
    margin-bottom: 1rem
}

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

    .menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 6px;
        cursor: pointer;
        z-index: 1001;
        background: transparent;
        border: none;
        padding: 5px
    }

    .menu-toggle span {
        display: block;
        width: 30px;
        height: 3px;
        background-color: var(--color-white);
        border-radius: 3px;
        transition: var(--transition)
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg)
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg)
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--color-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: .4s cubic-bezier(0.23, 1, 0.32, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, .3);
        z-index: 1000
    }

    .nav-links.active {
        right: 0
    }

    .nav-links a {
        font-size: 1.25rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1px
    }
}

.breadcrumbs {
    background: var(--color-white);
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border)
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: .5rem;
    font-size: .9rem;
    align-items: center;
    flex-wrap: wrap
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: .5rem;
    color: var(--color-text-muted)
}

.breadcrumb-item a {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition)
}

.breadcrumb-item a:hover {
    color: var(--color-accent)
}

.breadcrumb-item.active {
    color: var(--color-text);
    font-weight: 600
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    color: #94a3b8;
    font-size: .8rem;
    margin-left: .5rem
}

@media (max-width: 768px) {
    .breadcrumbs {
        padding: .75rem 0
    }
}

@media (min-width: 769px) {
    .menu-toggle {
        display: none
    }
}