/*
 * Base — reset, typography, container, shared UI primitives (button/card/badge/section/fade-in).
 * Depends on variables.css.
 */

/* === Modern reset === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

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

button {
    background: none;
    border: 0;
    cursor: pointer;
}

a {
    color: var(--color-accent-dark);
    text-decoration: none;
    transition: color 0.3s var(--ease-smooth);
}

a:hover, a:focus-visible {
    color: var(--color-accent);
}

ul, ol {
    list-style: none;
}

[x-cloak] {
    display: none !important;
}

/* === Typography === */
h1, .realty-h1 {
    font-size: var(--font-size-h1);
    font-weight: var(--font-weight-h1);
    line-height: var(--line-height-h1);
    color: var(--color-primary);
}

h2, .realty-h2 {
    font-size: var(--font-size-h2);
    font-weight: var(--font-weight-h2);
    line-height: var(--line-height-h2);
    color: var(--color-primary);
}

h3, .realty-h3 {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-h3);
    line-height: var(--line-height-h3);
    color: var(--color-primary);
}

p {
    color: var(--color-text-secondary);
    max-width: 70ch;
}

/* === Container === */
.realty-container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

/* === Section === */
.realty-section {
    padding-block: var(--space-3xl);
}

.realty-section--alt {
    background-color: var(--color-background-alt);
}

@media (max-width: 768px) {
    .realty-section {
        padding-block: var(--space-2xl);
    }
}

@media (max-width: 480px) {
    .realty-section {
        padding-block: var(--space-xl);
    }
}

/* === Buttons === */
.realty-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1.25rem var(--space-xl);
    border: 0;
    border-radius: 0;
    font-family: var(--font-family-base);
    font-size: var(--font-size-body);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s var(--ease-smooth),
                box-shadow 0.3s var(--ease-smooth),
                background-color 0.3s var(--ease-smooth),
                color 0.3s var(--ease-smooth),
                border-color 0.3s var(--ease-smooth);
    min-height: 44px;
}

@media (max-width: 480px) {
    .realty-btn {
        padding-inline: var(--space-lg);
    }
    .realty-btn--secondary {
        padding-inline: calc(var(--space-lg) - 2px);
    }
    .realty-btn--ghost-white {
        padding-inline: calc(var(--space-lg) - 2px);
    }
}

.realty-btn--primary {
    background: var(--color-accent);
    color: #FFFFFF;
}

.realty-btn--primary:hover,
.realty-btn--primary:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 195, 247, 0.35);
    background: var(--color-accent-dark);
    color: #FFFFFF;
}

.realty-btn--secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding-block: calc(1.25rem - 2px);
    padding-inline: calc(var(--space-xl) - 2px);
}

.realty-btn--secondary:hover,
.realty-btn--secondary:focus-visible {
    background: var(--color-primary);
    color: #FFFFFF;
}

.realty-btn--ghost-white {
    background: transparent;
    color: #FFFFFF;
    border: 2px solid rgba(255, 255, 255, 0.9);
    padding-block: calc(var(--space-sm) - 2px);
    padding-inline: calc(var(--space-xl) - 2px);
}

.realty-btn--ghost-white:hover,
.realty-btn--ghost-white:focus-visible {
    background: #FFFFFF;
    color: var(--color-primary);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

/* === Cards === */
.realty-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 0;
    padding: var(--space-lg);
    transition: transform 0.4s var(--ease-smooth),
                box-shadow 0.4s var(--ease-smooth),
                border-color 0.4s var(--ease-smooth);
}

.realty-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--color-accent);
}

/* === Form inputs === */
.realty-input,
.realty-textarea {
    width: 100%;
    border: 2px solid var(--color-border);
    border-radius: 0;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-background);
    transition: border-color 0.3s var(--ease-smooth),
                box-shadow 0.3s var(--ease-smooth);
}

.realty-input:focus,
.realty-textarea:focus {
    border-color: var(--color-accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(79, 195, 247, 0.15);
}

/* === Status badge === */
/* padding: px-6 py-2 = 8px 24px; font-size: 0.875rem — matched from React */
.realty-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    font-size: var(--font-size-small);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 0;
    background: var(--color-background-alt);
    color: var(--color-primary);
    line-height: 1;
}

.realty-badge--available { background: var(--color-accent);         color: #FFFFFF; }
.realty-badge--completed { background: var(--color-primary);        color: #FFFFFF; }
.realty-badge--planned   { background: var(--color-status-planned); color: #FFFFFF; }

/* === Skip link (a11y) === */
.realty-skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: var(--z-modal);
    background: var(--color-primary);
    color: #FFFFFF;
    padding: var(--space-sm) var(--space-md);
}

.realty-skip-link:focus {
    left: var(--space-sm);
    top: var(--space-sm);
}

/* === Icons === */
.realty-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: currentColor;
    flex-shrink: 0;
}

/* === Fade-in animation utility === */
.realty-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-smooth),
                transform 0.8s var(--ease-smooth);
}

.realty-fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Footer === */
.realty-footer {
    padding-block: var(--space-lg);
    background: var(--color-primary-dark);
    color: var(--color-text-light);
    text-align: center;
}

.realty-footer__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.realty-footer__copy {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    margin-inline: auto;
    max-width: none;
}

.realty-footer__link {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    text-decoration: underline;
    text-underline-offset: 3px;
    white-space: nowrap;
}

.realty-footer__link:hover,
.realty-footer__link:focus-visible {
    color: var(--color-accent-light);
}

/* === 404 page === */
.realty-error__container {
    text-align: center;
    padding-block: var(--space-3xl);
}

.realty-error__code {
    font-size: clamp(5rem, 15vw, 10rem);
    font-weight: 900;
    color: var(--color-accent);
    line-height: 1;
}

.realty-error__title {
    margin-top: var(--space-md);
    color: var(--color-primary);
}

.realty-error__message {
    margin-top: var(--space-md);
    margin-bottom: var(--space-lg);
    margin-inline: auto;
}

/* === Static Page === */
.realty-page__container {
    max-width: 860px;
}

.realty-page__title {
    margin-bottom: var(--space-sm);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--color-border);
}

.realty-page__updated {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
}

.realty-page__content {
    max-width: 100%;
}

.realty-page__content > * + * {
    margin-top: var(--space-md);
}

.realty-page__content h2 {
    font-size: var(--font-size-h3);
    font-weight: 700;
    color: var(--color-primary);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border);
}

.realty-page__content h2:first-child {
    margin-top: 0;
    border-top: 0;
}

.realty-page__content ul,
.realty-page__content ol {
    padding-left: var(--space-lg);
    list-style: disc;
}

.realty-page__content ol {
    list-style: decimal;
}

.realty-page__content li {
    color: var(--color-text-secondary);
    line-height: var(--line-height-body);
    margin-top: var(--space-xs);
    max-width: 70ch;
}

.realty-page__content a {
    color: var(--color-accent-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.realty-page__content a:hover {
    color: var(--color-accent);
}

/* === Reduced motion === */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .realty-fade-in {
        opacity: 1;
        transform: none;
    }
}

/* E-mail addresses in narrow contact cards wrap only at the @ (see realty_email_html). */
.realty-email-part {
    white-space: nowrap;
}