/*
 * Scénergie
 * Main site stylesheet
 *
 * Design direction:
 * Warm, natural, sophisticated, calm and human.
 */

:root {
    --color-forest: #23413a;
    --color-sage: #718b7c;
    --color-clay: #b8755d;
    --color-ivory: #f8f6f1;
    --color-sand: #ede7dc;
    --color-white: #ffffff;
    --color-charcoal: #26302d;
    --color-muted: #68736f;

    --container-width: 1180px;
    --font-serif: Georgia, "Times New Roman", serif;
    --font-sans: Inter, "Segoe UI", Arial, sans-serif;

    --shadow-soft: 0 12px 35px rgba(35, 65, 58, 0.08);

    --radius-small: 6px;
    --radius-medium: 12px;
    --radius-large: 24px;

    --transition-fast: 160ms ease;
    --transition-standard: 240ms ease;
}

/* Reset */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--color-ivory);
    color: var(--color-charcoal);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img,
svg {
    display: block;
    max-width: 100%;
}

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

a {
    color: inherit;
}

/* Accessibility */

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 9999;
    padding: 0.75rem 1rem;
    background: var(--color-forest);
    color: var(--color-white);
    text-decoration: none;
}

.skip-link:focus {
    top: 1rem;
}

:focus-visible {
    outline: 3px solid var(--color-clay);
    outline-offset: 3px;
}

/* Layout */

.container {
    width: min(100% - 3rem, var(--container-width));
    margin-inline: auto;
}

.container--narrow {
    width: min(100% - 3rem, 760px);
    margin-inline: auto;
}

.text-center {
    text-align: center;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(248, 246, 241, 0.96);
    border-bottom: 1px solid rgba(35, 65, 58, 0.1);
    backdrop-filter: blur(12px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 82px;
    gap: 2rem;
}

.site-logo {
    color: var(--color-forest);
    font-family: var(--font-serif);
    font-size: 1.7rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    line-height: 1;
    text-decoration: none;
}

.site-logo__name,
.site-logo__tagline {
    display: block;
}

.site-logo__name {
    color: var(--color-forest);
}

.site-logo__tagline {
    margin-top: 0.35rem;
    color: var(--color-sage);
    font-family: var(--font-sans);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    line-height: 1.2;
    text-transform: uppercase;
}

/* Primary navigation */

.primary-nav ul {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.primary-nav a {
    position: relative;
    color: var(--color-charcoal);
    font-size: 0.92rem;
    text-decoration: none;
}

.primary-nav a::after {
    position: absolute;
    right: 0;
    bottom: -0.35rem;
    left: 0;
    height: 1px;
    background: var(--color-clay);
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-standard);
}

.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Language switch */

.language-switch {
    display: inline-flex;
    gap: 0.35rem;
    margin-left: 1rem;
}

.language-switch a {
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius-small);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
}

.language-switch a:hover,
.language-switch a[aria-current="true"] {
    background: var(--color-sand);
}

/* Hero */

.hero {
    background: var(--color-sand);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.85fr);
    align-items: center;
    gap: 4rem;
    min-height: 680px;
}

.hero__content {
    max-width: 650px;
    padding-block: 5rem;
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--color-sage);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.eyebrow--light {
    color: rgba(255, 255, 255, 0.72);
}

.hero h1 {
    max-width: 700px;
    margin: 0;
    color: var(--color-forest);
    font-family: var(--font-serif);
    font-size: clamp(3rem, 6vw, 5.25rem);
    font-weight: 400;
    letter-spacing: -0.025em;
    line-height: 1.02;
}

.hero p {
    max-width: 600px;
    margin: 1.75rem 0 0;
    color: var(--color-muted);
    font-size: 1.15rem;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 2rem;
}

.hero__media {
    min-height: 460px;
    border-radius: var(--radius-large);
}

/* Profile hero */

.hero--profile .hero__grid {
    min-height: 620px;
}

/* Placeholder media */

.media-placeholder {
    display: grid;
    min-height: 300px;
    place-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-sand), var(--color-sage));
    color: var(--color-white);
    text-align: center;
}

.media-placeholder span {
    padding: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.media-placeholder--wide {
    min-height: 420px;
    border-radius: var(--radius-large);
}

/* Sections */

.section {
    padding-block: 6rem;
}

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

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

.section--forest {
    background: var(--color-forest);
    color: var(--color-white);
}

.section--cta {
    padding-block: 5rem;
}

.section-heading {
    max-width: 720px;
    margin-bottom: 3rem;
}

.section-heading h2 {
    margin: 0;
    color: var(--color-forest);
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 4vw, 3.6rem);
    font-weight: 400;
    line-height: 1.15;
}

.section-heading p:last-child {
    margin-top: 1.25rem;
    color: var(--color-muted);
}

.section--forest .section-heading h2 {
    color: var(--color-white);
}

.content-measure {
    max-width: 680px;
}

.content-measure p {
    margin: 0;
    color: var(--color-muted);
    font-size: 1.05rem;
}

/* Cards */

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
}

.card {
    overflow: hidden;
    background: var(--color-white);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-soft);
}

.card__content {
    padding: 2rem;
}

.card h3 {
    margin: 0 0 0.75rem;
    color: var(--color-forest);
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 400;
}

/* Profile cards */

.profile-card {
    overflow: hidden;
    background: var(--color-white);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-soft);
}

.profile-card__media {
    min-height: 360px;
}

.profile-card__content {
    padding: 2rem;
}

.profile-card__content h3 {
    margin: 0 0 0.75rem;
    color: var(--color-forest);
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 400;
}

.profile-card__content p:not(.eyebrow) {
    color: var(--color-muted);
}

/* Links */

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-top: 0.75rem;
    color: var(--color-forest);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.text-link span {
    transition: transform var(--transition-fast);
}

.text-link:hover {
    color: var(--color-clay);
}

.text-link:hover span {
    transform: translateX(3px);
}

/* Buttons */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0.7rem 1.4rem;
    border: 1px solid var(--color-forest);
    border-radius: 999px;
    background: var(--color-forest);
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--transition-fast);
}

.button:hover {
    background: var(--color-clay);
    border-color: var(--color-clay);
    transform: translateY(-1px);
}

.button--secondary {
    background: transparent;
    color: var(--color-forest);
}

.button--secondary:hover {
    color: var(--color-white);
}

.button--light {
    margin-top: 1.5rem;
    background: var(--color-white);
    border-color: var(--color-white);
    color: var(--color-forest);
}

.button--light:hover {
    background: var(--color-clay);
    border-color: var(--color-clay);
    color: var(--color-white);
}

/* Footer */

.site-footer {
    padding-block: 2.5rem 1.25rem;
    background: var(--color-ivory);
    border-top: 1px solid rgba(35, 65, 58, 0.1);
    color: var(--color-charcoal);
}

.site-footer__inner {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 3rem;
}

.site-footer__brand {
    min-width: 220px;
}

.site-logo--footer {
    display: inline-block;
}

.site-logo--footer .site-logo__name {
    font-size: 1.5rem;
}

.site-logo--footer .site-logo__tagline {
    font-size: 0.58rem;
    letter-spacing: 0.16em;
}

.site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
}

.site-footer__nav a {
    padding-inline: 1rem;
    color: var(--color-charcoal);
    font-size: 0.88rem;
    line-height: 1.4;
    text-decoration: none;
}

.site-footer__nav a + a {
    border-left: 1px solid rgba(35, 65, 58, 0.22);
}

.site-footer__nav a:first-child {
    padding-left: 0;
}

.site-footer__nav a:last-child {
    padding-right: 0;
}

.site-footer__nav a:hover {
    color: var(--color-clay);
}

.site-footer__bottom {
    margin-top: 1.75rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(35, 65, 58, 0.1);
    color: var(--color-muted);
    font-size: 0.78rem;
}

.site-footer__bottom p {
    margin: 0;
}

/* Forms */

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-field--full {
    grid-column: 1 / -1;
}

.form-field label {
    color: var(--color-forest);
    font-size: 0.9rem;
    font-weight: 600;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 0.8rem 0.9rem;
    border: 1px solid rgba(35, 65, 58, 0.22);
    border-radius: var(--radius-small);
    background: var(--color-white);
    color: var(--color-charcoal);
}

.form-field textarea {
    min-height: 180px;
    resize: vertical;
}

/* Contact callout */

.contact-callout__icon {
    width: 64px;
    margin: 0 auto 1.5rem;
    color: var(--color-forest);
}

.contact-callout__icon svg {
    display: block;
    width: 100%;
    height: auto;
}

/* Responsive */

@media (max-width: 800px) {
    .site-header__inner {
        min-height: 70px;
    }

    .primary-nav ul {
        gap: 0.85rem;
    }

    .hero__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        min-height: auto;
    }

    .hero__content {
        padding-block: 4rem 2rem;
    }

    .hero__media {
        min-height: 360px;
    }

    .hero--profile .hero__grid {
        min-height: auto;
    }

    .card-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-field--full {
        grid-column: auto;
    }

    .section {
        padding-block: 4rem;
    }

    .site-footer__inner {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .site-footer__nav {
        justify-content: flex-start;
    }
}

@media (max-width: 600px) {
    .container,
    .container--narrow {
        width: min(100% - 2rem, var(--container-width));
    }

    .site-header__inner {
        flex-wrap: wrap;
        padding-block: 0.75rem;
    }

    .primary-nav {
        order: 3;
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.25rem;
    }

    .primary-nav ul {
        width: max-content;
    }

    .language-switch {
        margin-left: auto;
    }

    .hero__media {
        min-height: 280px;
    }

    .media-placeholder--wide {
        min-height: 280px;
    }

    .site-footer {
        padding-block: 2rem 1rem;
    }

    .site-footer__nav {
        gap: 0;
    }

    .site-footer__nav a {
        margin-block: 0.4rem;
    }
}

/* Reduced motion */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}