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

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

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

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

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

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-sm);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: background-color var(--transition-speed);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
}

.btn-primary .arrow-icon {
    filter: brightness(0) invert(1);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: opacity var(--transition-speed);
}

.btn-outline:hover {
    opacity: 0.8;
}

.text-outline {
    -webkit-text-stroke: 1px var(--color-white);
    color: transparent;
}

.arrow-icon {
    width: 12px;
    height: 12px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 1024px) {
    :root {
        --container-padding: 1.5rem;
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    --header-height: 96px;
    }

    .section-title {
        font-size: var(--font-size-xl);
    }
}