/* ==============================================
   BASE STYLES – Werbungmacher.de
   Reset, Typografie, Grundlayout
   ============================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--weight-regular);
    line-height: var(--leading-normal);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input, button, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

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

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

/* ── Typografie ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    color: var(--color-gray-900);
}

h1 {
    font-size: var(--text-4xl);
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--text-3xl);
    letter-spacing: -0.01em;
}

h3 {
    font-size: var(--text-2xl);
}

h4 {
    font-size: var(--text-xl);
}

h5 {
    font-size: var(--text-lg);
    font-weight: var(--weight-semibold);
}

h6 {
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
}

p {
    margin-bottom: var(--space-4);
}

p:last-child {
    margin-bottom: 0;
}

strong, b {
    font-weight: var(--weight-semibold);
}

small {
    font-size: var(--text-sm);
}

/* ── Layout ── */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container--narrow {
    max-width: var(--container-lg);
}

.container--wide {
    max-width: var(--container-2xl);
}

section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

/* ── Grid ── */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ── Flex ── */
.flex { display: flex; }
.flex--center { align-items: center; justify-content: center; }
.flex--between { align-items: center; justify-content: space-between; }
.flex--col { flex-direction: column; }
.flex--wrap { flex-wrap: wrap; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Text Utilities ── */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }
.text-gray { color: var(--color-gray-500); }
.text-small { font-size: var(--text-sm); }
.text-large { font-size: var(--text-lg); }

/* ── Sichtbarkeit ── */
.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;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

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

    h1 { font-size: var(--text-3xl); }
    h2 { font-size: var(--text-2xl); }
    h3 { font-size: var(--text-xl); }

    section {
        padding-top: var(--space-12);
        padding-bottom: var(--space-12);
    }

    .grid--2, .grid--3, .grid--4 {
        grid-template-columns: 1fr;
    }

    .hide-mobile { display: none; }
}

@media (max-width: 480px) {
    :root {
        --container-padding: var(--space-4);
    }

    h1 { font-size: var(--text-2xl); }
    h2 { font-size: var(--text-xl); }
}

/* ── Font Face ── */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('../assets/fonts/inter/Inter-Light.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../assets/fonts/inter/Inter-Regular.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../assets/fonts/inter/Inter-Medium.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../assets/fonts/inter/Inter-SemiBold.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../assets/fonts/inter/Inter-Bold.woff2') format('woff2');
}