/* =============================================================================
   Lemnologia.ro — stylesheet
   Unde meșteșugul întâlnește știința: pergole, mobilier și structuri din lemn.
   Estetică: editorială, caldă, aerisită. Tipografie Cormorant Garamond + Jost.
   ============================================================================= */

:root {
    --font-sans: "Jost", "Helvetica Neue", Arial, sans-serif;
    --font-serif: "Libre Caslon Text", "Cormorant Garamond", Georgia, "Times New Roman", serif;

    --color-bg: #f6f1e8;
    --color-bg-alt: #f3ede2;
    --color-surface: #efe7db;
    --color-ink: #1b1714;
    --color-ink-soft: #6f675f;
    --color-line: #d8d0c6;
    --color-white: #ffffff;

    --overlay-hero: rgba(22, 18, 15, 0.32);

    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
    --dur-fast: 200ms;
    --dur-base: 400ms;
    --dur-slow: 700ms;

    --max-width: 1280px;
    --tracking-ui: 3px;
    --tracking-brand: 0.32em;
}

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

html {
    line-height: 1.55;
    -webkit-text-size-adjust: 100%;
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--color-bg);
}

body {
    margin: 0;
    color: var(--color-ink);
    background: var(--color-bg);
    font-weight: 400;
}

h1, h2, h3, h4, h5, h6, p, figure, ul, ol { margin: 0; padding: 0; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; height: auto; }

button {
    font: inherit;
    color: inherit;
    background: transparent;
    border: 0;
    padding: 0;
    cursor: pointer;
}

.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;
}

::selection {
    background: var(--color-ink);
    color: var(--color-bg);
}

/* ---------- Layout helpers -------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: 1.5rem;
}

@media (min-width: 768px) {
    .container { padding-inline: 2.5rem; }
}

/* ---------- Header ---------------------------------------------------------- */
/* Mobile: solid beige bar. Desktop (md+): dark semi-transparent overlay that
   fades in on scroll, exact same effect as the reference (md:bg-[rgba(0,0,0,.4)]
   with bg-opacity going 0 → 0.6). Logo + text stay white (md:invert) and the
   typography is thin uppercase with 3px tracking. */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 60;
    padding-top: 1.25rem;
    padding-bottom: 1rem;
    color: #ffffff;
    background-color: rgba(0, 0, 0, 0);
    transition:
        background-color 500ms var(--ease),
        padding 500ms var(--ease);
}

@media (min-width: 768px) {
    .site-header {
        padding-top: 1.75rem;
        padding-bottom: 1.25rem;
        background-color: rgba(0, 0, 0, 0);
    }
}

/* On scroll: dark translucent bar, slight blur. Keeps white text/logo. */
.site-header.is-scrolled {
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(6px) saturate(1.05);
    -webkit-backdrop-filter: blur(6px) saturate(1.05);
    padding-top: 0.875rem;
    padding-bottom: 0.75rem;
}

@media (min-width: 768px) {
    .site-header.is-scrolled {
        padding-top: 1.125rem;
        padding-bottom: 0.875rem;
    }
}

/* Layout: logo stânga, nav centru, acțiuni dreapta — totul pe un rând */
.header-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

/* Logo stânga */
.brand-logo {
    display: inline-flex;
    align-items: center;
    line-height: 0;
    color: currentColor;
    flex-shrink: 0;
}

.brand-image {
    height: 72px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1);
    transition: height 500ms var(--ease), filter 500ms var(--ease);
}

@media (min-width: 768px) {
    .brand-image { height: 150px; }
}

.site-header.is-scrolled .brand-image { height: 52px; }

@media (min-width: 768px) {
    .site-header.is-scrolled .brand-image { height: 100px; }
}

/* Acțiuni dreapta - Instagram. Ascuns pe mobil/tabletă (acolo e hamburger). */
.header-actions {
    display: none;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .header-actions { display: inline-flex; }
}

/* links — stil gillSans: uppercase, tracking mare, vizibil pe fond închis */
.header-side {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    font-family: var(--font-sans);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: var(--tracking-ui);
    font-size: 12px;
    line-height: 1.2;
    color: #ffffff;
    position: relative;
    padding-bottom: 2px;
    white-space: nowrap;
    transition: opacity var(--dur-base) var(--ease);
}

.header-side::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--dur-base) var(--ease);
}

.header-side:hover { opacity: 0.85; }
.header-side:hover::after { transform: scaleX(1); }

/* Used on inner pages (proiecte, servicii, etc.) — not on index */
.header-back {
    display: none;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-sans);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: var(--tracking-ui);
    font-size: 12px;
    line-height: 1.2;
    color: #ffffff;
    white-space: nowrap;
    padding: 0.6rem 0;
    flex-shrink: 0;
    margin-left: auto;
    transition:
        opacity var(--dur-base) var(--ease),
        gap var(--dur-base) var(--ease);
}

@media (min-width: 1024px) {
    .header-back {
        display: inline-flex;
        margin-left: 0;
    }
}

.header-back svg {
    transition: transform var(--dur-base) var(--ease);
}

.header-back:hover {
    opacity: 0.85;
    gap: 0.85rem;
}

.header-back:hover svg { transform: translateX(-3px); }

/* ---------- Navigație ------------------------------------------------------- */
.primary-nav {
    display: none;
    flex: 1;
    justify-content: center;
}

@media (min-width: 1024px) {
    .primary-nav { display: flex; }
}

.nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.nav-link {
    font-family: var(--font-sans);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: var(--tracking-ui);
    font-size: 12px;
    line-height: 1.2;
    padding: 0.5rem 1.25rem;
    color: #ffffff;
    position: relative;
    transition: opacity var(--dur-base) var(--ease);
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 1.25rem;
    right: 1.25rem;
    bottom: 0.15rem;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--dur-base) var(--ease);
}

.nav-link:hover { opacity: 0.85; }
.nav-link:hover::after { transform: scaleX(1); }

/* ---------- Hamburger + Mobile menu ---------------------------------------- */
.menu-toggle {
    position: relative;
    width: 44px;
    height: 44px;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    color: #ffffff;
    -webkit-tap-highlight-color: transparent;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .menu-toggle { display: none; }
}

.menu-toggle-line {
    display: block;
    width: 22px;
    height: 1px;
    background: currentColor;
    transition:
        transform var(--dur-base) var(--ease),
        opacity var(--dur-fast) var(--ease);
    transform-origin: center;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(2) {
    opacity: 0;
}
.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(6px) saturate(1.05);
    -webkit-backdrop-filter: blur(6px) saturate(1.05);
    z-index: 50;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 7rem 2rem 4rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity 500ms var(--ease),
        visibility 0s linear 500ms;
}

.mobile-menu.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition:
        opacity 500ms var(--ease),
        visibility 0s linear 0s;
}

@media (min-width: 1024px) {
    .mobile-menu { display: none; }
}

.mobile-nav {
    width: 100%;
    max-width: 420px;
    margin-inline: auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-nav-list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 44px;
    padding: 1.4rem 0.25rem;
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 13px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: #ffffff;
    transition: opacity var(--dur-base) var(--ease), padding-left var(--dur-base) var(--ease);
}

.mobile-nav-link::after {
    content: "";
    width: 18px;
    height: 1px;
    background: rgba(255, 255, 255, 0.45);
    transition: width var(--dur-base) var(--ease), background-color var(--dur-base) var(--ease);
}

.mobile-nav-link:active {
    padding-left: 0.75rem;
    opacity: 0.85;
}

.mobile-nav-link:active::after {
    width: 28px;
    background: #ffffff;
}

.mobile-nav-ig {
    display: inline-flex;
    align-self: flex-start;
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 11px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    padding-bottom: 2px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: color var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}

.mobile-nav-ig:active {
    color: #ffffff;
    border-color: #ffffff;
}

body.menu-open {
    overflow: hidden;
    touch-action: none;
}

/* ---------- Hero ------------------------------------------------------------ */
.image-block {
    position: relative;
    margin: 0;
    background: var(--color-ink);
    width: 100%;
    height: 100svh;
    min-height: 560px;
    overflow: hidden;
}

/* mod_de_lucru hero — half-height image block */
.image-block.hero--half {
    height: 50svh;
    min-height: 320px;
}

.cover-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.02);
    transition: transform 1200ms var(--ease), opacity var(--dur-slow) var(--ease);
}

.image-block:hover .cover-image {
    transform: scale(1.04);
}

.overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(22,18,15,0.18) 0%, rgba(22,18,15,0.28) 55%, rgba(22,18,15,0.45) 100%);
}

.hero-caption {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: min(90%, 820px);
    text-align: center;
    color: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

/* Used on inner pages (proiecte, servicii, etc.) — not on index */
.hero-eyebrow {
    font-family: var(--font-sans);
    font-weight: 100;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    opacity: 0.9;
}

.hero-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-style: normal;
    font-size: clamp(2rem, 5.6vw, 4.25rem);
    line-height: 1.08;
    letter-spacing: -0.005em;
}

.hero-title br { display: none; }
@media (min-width: 768px) { .hero-title br { display: inline; } }

.hero-cta {
    margin-top: 0.5rem;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    gap: 0.75rem;
    font-family: var(--font-sans);
    font-weight: 100;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: var(--color-bg);
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(246, 241, 232, 0.55);
    transition: border-color var(--dur-base) var(--ease), gap var(--dur-base) var(--ease);
}

.hero-cta svg {
    transition: transform var(--dur-base) var(--ease);
}

.hero-cta:hover { border-bottom-color: var(--color-bg); gap: 1rem; }
.hero-cta:hover svg { transform: translateX(3px); }

/* ---------- Intro ----------------------------------------------------------- */
.intro {
    padding: 7rem 1.5rem 6rem;
    text-align: center;
    background: var(--color-bg);
    color: var(--color-ink);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .intro { padding: 9rem 2.5rem 8rem; }
}

.intro-eyebrow {
    font-family: var(--font-sans);
    font-weight: 100;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: var(--color-ink-soft);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.intro-eyebrow::before,
.intro-eyebrow::after {
    content: "";
    width: 28px;
    height: 1px;
    background: var(--color-line);
}

.intro-copy {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(1.25rem, 2.4vw, 1.75rem);
    line-height: 1.45;
    color: var(--color-ink);
    max-width: 52rem;
    margin-inline: auto;
    letter-spacing: -0.005em;
}

.intro-meta {
    font-family: var(--font-sans);
    font-weight: 200;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: var(--color-ink-soft);
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    justify-content: center;
}

.intro-meta-sep { color: var(--color-line); }

/* ---------- Page hero (pagini interioare) ---------------------------------- */
/* Used on inner pages (proiecte, servicii, etc.) — not on index */
.page-hero-eyebrow {
    font-family: var(--font-sans);
    font-weight: 200;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: rgba(246, 241, 232, 0.6);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.page-hero-eyebrow::before {
    content: "";
    width: 28px;
    height: 1px;
    background: rgba(246, 241, 232, 0.3);
}

.page-hero-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(2.25rem, 6vw, 4rem);
    line-height: 1.05;
    letter-spacing: -0.01em;
    color: var(--color-bg);
    margin: 0;
}

.page-hero-lead {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.15rem, 2.2vw, 1.5rem);
    line-height: 1.5;
    color: rgba(246, 241, 232, 0.78);
    max-width: 40rem;
    letter-spacing: -0.005em;
    margin-top: 0.5rem;
}

/* ---------- Proces ---------------------------------------------------------- */
.process {
    background: var(--color-bg);
    padding-block: 5rem 6rem;
    color: var(--color-ink);
}

@media (min-width: 768px) {
    .process { padding-block: 7rem 9rem; }
}

.process-inner {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    align-items: flex-start;
}

.process-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--color-line);
    max-width: 52rem;
    width: 100%;
}

.process-step {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 1.25rem;
    align-items: start;
    padding: 2rem 0;
    border-bottom: 1px solid var(--color-line);
}

@media (min-width: 768px) {
    .process-step {
        grid-template-columns: 120px 1fr;
        gap: 2rem;
        padding: 2.5rem 0;
    }
}

.process-step-num {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(1.5rem, 3.2vw, 2.25rem);
    line-height: 1;
    color: var(--color-ink-soft);
    letter-spacing: 0.01em;
}

.process-step-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.process-step-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(1.35rem, 2.6vw, 1.75rem);
    line-height: 1.2;
    color: var(--color-ink);
    letter-spacing: -0.005em;
}

.process-step-desc {
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 15px;
    line-height: 1.65;
    color: var(--color-ink-soft);
    max-width: 38rem;
}

@media (max-width: 767px) {
    .process-step-desc { max-width: 100%; }
}

@media (min-width: 768px) {
    .process-step-desc { font-size: 16px; }
}

/* Used on inner pages (proiecte, servicii, etc.) — not on index */
.process-back {
    margin-top: 2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 11px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: var(--color-ink-soft);
    padding-bottom: 4px;
    border-bottom: 1px solid var(--color-line);
    transition:
        color var(--dur-base) var(--ease),
        border-color var(--dur-base) var(--ease),
        gap var(--dur-base) var(--ease);
}

.process-back svg {
    transition: transform var(--dur-base) var(--ease);
}

.process-back:hover {
    color: var(--color-ink);
    border-color: var(--color-ink);
    gap: 1rem;
}

.process-back:hover svg { transform: translateX(-3px); }

/* ---------- Active nav link ------------------------------------------------ */
/* Used on inner pages (proiecte, servicii, etc.) — not on index */
.nav-link--current,
.mobile-nav-link[aria-current="page"] {
    opacity: 0.55;
}

/* ---------- Footer ---------------------------------------------------------- */
.site-footer {
    width: 100%;
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-line);
    color: var(--color-ink);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-block: 4rem;
}

@media (min-width: 768px) {
    .footer-inner {
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 3rem;
        padding-block: 5rem;
    }
}

.footer-col { display: flex; flex-direction: column; gap: 0.5rem; }

.footer-brand {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--color-ink);
    margin-bottom: 0.5rem;
}

.footer-note {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--color-ink-soft);
    max-width: 22rem;
}

.footer-label {
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 10px;
    letter-spacing: var(--tracking-ui);
    text-transform: uppercase;
    color: var(--color-ink);
    margin-bottom: 0.5rem;
}

.footer-item {
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 13px;
    line-height: 1.7;
    color: var(--color-ink-soft);
}

.footer-link {
    transition: color var(--dur-base) var(--ease);
    width: fit-content;
}

.footer-link:hover { color: var(--color-ink); }

.footer-base {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-block: 1.75rem;
    border-top: 1px solid var(--color-line);
    align-items: flex-start;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .footer-base {
        flex-direction: row;
        align-items: center;
    }
}

.footer-copy {
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-ink-soft);
}

.footer-copy:last-child {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 13px;
    letter-spacing: 0;
    text-transform: none;
    color: var(--color-ink-soft);
}