:root {
    --primary: #1F2937;
    --accent: #F59E0B;
    --background-main: #F8F5F0;
    --text-main: #111827;
    --text-secondary: #4B5563;
    --button-bg: #F59E0B;
    --button-text: #FFFFFF;
    --footer-bg: #111827;
    --footer-text: #F9FAF8;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background-color: var(--background-main);
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-top: 0;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease-in-out;
}

a:hover,
a:focus {
    text-decoration: none;
    color: var(--accent);
}

button,
.btn {
    cursor: pointer;
    border: none;
    background: none;
    transition: all 0.3s ease-in-out;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

button:active {
    transform: translateY(1px);
}

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

ul,
ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

input,
select,
textarea {
    font-family: inherit;
}

@media (max-width: 768px) {
    h1 {
        font-size: clamp(1.875rem, 8vw, 2.5rem);
    }

    h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    h3 {
        font-size: clamp(1.25rem, 5vw, 1.5rem);
    }

    .mobile-break-word {
        word-break: break-all;
        overflow-wrap: break-word;
    }
}

.fade-reveal {
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.card-shadow {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* ===== header ===== */
header {
    background-color: var(--background-main);
}

.js-mobile-menu.open {
    display: block !important;
}

.ph-list,
.ph-phone {
    color: var(--accent);
}

/* ===== hero_section ===== */
#hero {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.js-parallax {
    transition: transform 0.1s ease-out;
    height: 120%;
    top: -10%;
    width: 100%;
    position: absolute;
}

h1,
p {
    hyphens: auto;
}

/* ===== problem_section ===== */
.js-smooth-scroll {
    transition: background-color 0.3s ease;
}

.ph {
    line-height: 1;
    display: inline-block;
}

/* ===== services_grid ===== */
.js-open-modal {
    cursor: pointer;
}

#service-modal:not(.hidden) {
    display: flex;
}

input::placeholder {
    color: #9CA3AF;
}

/* ===== cost_calc ===== */
#calc-area::placeholder {
    color: #9CA3AF;
}

#js-calc-form input:focus {
    border-color: #F59E0B;
}

.hyphens-auto {
    hyphens: auto;
}

/* ===== about_proxivon ===== */
.hyphens-auto {
    hyphens: auto;
    -webkit-hyphens: auto;
}

.container {
    max-width: 1280px;
}

.ph {
    line-height: 1;
    display: inline-block;
    vertical-align: middle;
}

/* ===== facade_diagnosis ===== */
.js-upload-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

#diagnosis-consent:checked~label {
    color: #FFFFFF;
}

input[type="file"] {
    pointer-events: none;
}

/* ===== benefits_list ===== */
#advantages {
    hyphens: auto;
}

.ph {
    color: var(--accent);
}

/* ===== work_process ===== */
.group-hover:scale-110 {
    transition: transform 0.3s ease-in-out;
}

.ph {
    font-size: 1.5rem;
}

@media (min-width: 768px) {
    .ph {
        font-size: 2rem;
    }
}

/* ===== before_after ===== */
.js-comparison-slider img {
    pointer-events: none;
}

.js-handle {
    touch-action: none;
}

.hyphens-auto {
    hyphens: auto;
}

/* ===== materials_logos ===== */
#materials {
    scroll-margin-top: 80px;
}

.hyphens-auto {
    hyphens: auto;
}

/* ===== guarantee_block ===== */
#trust {
    hyphens: auto;
}

#trust i {
    display: inline-block;
}

/* ===== reviews_and_questions ===== */
.js-faq-item.active .js-faq-btn i {
    transform: rotate(45deg);
}

.js-faq-item.active .js-faq-content {
    max-height: 200px;
}

/* ===== contact_section ===== */
.contact-section input::placeholder,
.contact-section textarea::placeholder {
    color: #9CA3AF;
}

/* ===== footer ===== */
.hyphens-auto {
    hyphens: auto;
}

#footer a {
    text-decoration: none;
}