/* ==========================================================================
   7. BUTTONS
   ========================================================================== */
.btn {
    padding: 14px 32px;
    border-radius: 0;
    text-decoration: none;
    font-weight: 400;
    transition: all 0.15s var(--ease-out);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    border: 1px solid;
    font-size: 0.88rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
    min-height: 44px;
    min-width: 44px;
}

.btn-primary {
    background: transparent;
    color: #fafafa;
    border-color: rgba(255, 255, 255, 0.9);
    border-width: 1.5px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: border-color 0.15s var(--ease-out),
                color 0.15s var(--ease-out);
    font-weight: 400;
    overflow: visible;
}

/* Hero button - "Ascultă Acum" with rounded corners and effects */
.hero-buttons .btn-primary {
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.15s var(--ease-out),
                border-color 0.15s var(--ease-out);
    justify-content: center;
    text-align: center;
    font-size: 1.1rem;
}

.hero-buttons .btn-primary::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3.6px;
    background: linear-gradient(90deg, #0073ff, #dc2626, #0073ff);
    background-size: 200% 100%;
    background-position: 0% 50%;
    opacity: 0;
    transition: opacity 0.2s var(--ease-out),
                height 0.2s var(--ease-out);
    transform: translateZ(0);
    backface-visibility: hidden;
    border-radius: 0 0 8px 8px;
}

.hero-buttons .btn-primary:hover {
    color: #fafafa;
    border-color: var(--accent-color);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    animation: none;
}

.hero-buttons .btn-primary:hover::after {
    opacity: 1;
    height: 3.6px;
    animation: shimmerGradient 2s linear infinite;
}

.hero-buttons .btn-primary:active {
    border-color: rgba(255, 255, 255, 0.9);
    color: #fafafa;
    animation: none;
}

.hero-buttons .btn-primary:active::after {
    opacity: 0;
    animation: none;
}

/* Contact form button - "Trimite Mesaj" - simple style */
/* ACCESSIBILITY: Improved contrast ratio for WCAG AA compliance (4.5:1 minimum) */
.contact-form .btn-primary {
    border-radius: 0;
    /* ACCESSIBILITY: Stronger border for better contrast (0.9 → 1.0 opacity) */
    border-color: rgba(255, 255, 255, 1);
    transition: background-color 0.15s var(--ease-out),
                border-color 0.15s var(--ease-out),
                color 0.15s var(--ease-out);
    /* Center button in card - all screen sizes */
    margin: 0 auto;
    width: 100%;
    justify-content: center;
    text-align: center;
}

.contact-form .btn-primary:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #fafafa;
    text-shadow: none;
    animation: none;
}

.contact-form .btn-primary:active {
    background-color: transparent;
    border-color: rgba(255, 255, 255, 1);
    color: #fafafa;
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-secondary:active {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 10px 24px;
    font-size: 0.8rem;
    transition: var(--transition-smooth);
    letter-spacing: 2px;
    text-transform: uppercase;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.btn-outline:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    transform: translateY(-1px) translateZ(0);
}

.btn-outline:active {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

/* ==========================================================================
   8. SECTIONS
   ========================================================================== */
section {
    padding: 100px 0;
    scroll-margin-top: 80px;
}

.about,
#contact {
    padding-top: 80px;
    padding-bottom: 80px;
    scroll-margin-top: 80px;
    /* PERFORMANCE: content-visibility reduces initial render time for off-screen sections */
    content-visibility: auto;
    contain-intrinsic-size: 800px;
}

.about .container,
.contact .container {
    max-width: 1100px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 300;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    letter-spacing: 2px;
    line-height: 1.3;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2.5px;
    background: var(--accent-color);
}

.section-header p {
    font-size: clamp(0.88rem, 1.5vw, 1rem);
    color: var(--text-secondary);
    font-weight: 400;
    margin-top: 1.5rem;
    letter-spacing: 1px;
    line-height: 1.5;
    text-transform: uppercase;
}

/* About Section */
.about {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    overflow: hidden;
    align-self: center;
}

.about-image picture,
.about-image img {
    width: 85%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 1;
    margin: 0 auto;
}

.about-image img {
    transition: transform 0.2s var(--ease-out);
    transform: translateZ(0);
    backface-visibility: hidden;
}

.about-image:hover img {
    transform: scale(1.03) translateZ(0);
}

.about-image:has(img) .image-placeholder {
    display: none;
}

.image-placeholder {
    aspect-ratio: 1;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.about-image:hover .image-placeholder {
    border-color: var(--border-color-hover);
}

.about-text p {
    margin-bottom: 1.75rem;
    color: var(--text-secondary);
    font-size: 1.06rem;
    line-height: 1.65;
    font-weight: 300;
}

.about-text p:first-child {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 300;
}

/* ==========================================================================
   9. COMPONENTS
   ========================================================================== */

/* Social Links */
.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 0;
}

.social-link {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s var(--ease-out);
    position: relative;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: transform;
}

.social-link svg {
    width: 20px;
    height: 20px;
    transition: transform 0.15s var(--ease-out), color 0.15s var(--ease-out);
}

.social-link:hover {
    border-color: var(--text-primary);
    color: var(--accent-color);
    transform: translateY(-2px) translateZ(0);
}

.social-link:hover svg {
    transform: scale(1.1);
    color: var(--accent-color);
}

.social-link:active {
    border-color: var(--border-color);
    color: var(--text-secondary);
    transform: translateY(0);
}

.social-link:active svg {
    transform: scale(1);
    color: var(--text-secondary);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.9;
    font-weight: 300;
    font-size: 0.95rem;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-weight: 300;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 300;
}

.contact-item a:hover {
    color: var(--text-primary);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    background: #1a1a1a; /* Dark mode: solid gray, no gradient for performance */
    border: 1px solid var(--border-color);
    padding: 3rem;
}

.form-group {
    position: relative;
}

.contact-form .form-label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.78rem;
    font-weight: 300;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.form-consent {
    margin: 0;
    /* Echivalent vechiul lanț calc(0.8rem × 0.84 × 1.1 × …); ~92.2% din 0.8rem */
    font-size: 0.738rem;
    font-weight: 300;
    line-height: 1.55;
    color: var(--text-muted);
}

.form-consent a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.form-consent a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 300;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--text-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    font-weight: 300;
    letter-spacing: 0.5px;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px; /* Initial size for 5 rows */
    height: 120px; /* Initial height - user can resize if needed */
}

.form-group textarea::-webkit-resizer {
    background: transparent;
    border: none;
    border-top: 10px solid transparent;
    border-left: 10px solid transparent;
    border-bottom: 10px solid var(--accent-color);
    border-right: 10px solid var(--accent-color);
    opacity: 0.8;
    width: 0;
    height: 0;
}

/* reCAPTCHA widget styling */
.g-recaptcha {
    display: flex;
    justify-content: center;
    margin: 1.5rem 0;
    min-height: 78px; /* Prevent layout shift during loading */
}

/* Dark mode support for reCAPTCHA */
[data-theme="dark"] .g-recaptcha {
    filter: brightness(0.9);
}

/* Light mode support for reCAPTCHA */
[data-theme="light"] .g-recaptcha {
    filter: brightness(1);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--border-color);
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 2rem;
    text-align: center;
}

.footer-brand h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.footer-brand p {
    color: var(--text-secondary);
    font-weight: 300;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 300;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 300;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.footer-links ul li a:hover {
    color: var(--text-primary);
}

.footer-social .social-links {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.footer-social .social-link {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.footer-social .social-link:hover {
    border-color: var(--text-primary);
    color: var(--accent-color);
    transform: translateY(-2px) translateZ(0);
}

.footer-social .social-link:hover svg {
    color: var(--accent-color);
}

.footer-social .social-link:active {
    border-color: var(--border-color);
    color: var(--text-secondary);
    transform: translateY(0);
}

.footer-social .social-link:active svg {
    color: var(--text-secondary);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 0 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 1px;
    max-width: min(100%, 960px);
    margin: 0 auto;
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    text-align: center;
    width: 100%;
}

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem 0.5rem;
}

.footer-legal a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.78rem;
    letter-spacing: 0.4px;
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--text-primary);
}

.footer-legal a[aria-current="page"] {
    color: var(--text-secondary);
    pointer-events: none;
}

.footer-legal-sep {
    color: var(--text-muted);
    opacity: 0.45;
    user-select: none;
}

.footer-bottom p {
    margin: 0;
}

/* Pagini legale (termeni, confidențialitate, cookie, GDPR) */
.legal-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.legal-header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem 1rem;
}

.legal-back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 0.3px;
    transition: var(--transition-fast);
}

.legal-back-link:hover {
    color: var(--accent-color);
}

.legal-brand {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-decoration: none;
    transition: var(--transition-fast);
}

.legal-brand:hover {
    color: var(--accent-color);
}

.legal-main {
    padding: 3rem 0 4rem;
    min-height: 50vh;
}

.legal-page {
    max-width: 42rem;
    margin: 0 auto;
}

.legal-page h1 {
    font-size: clamp(1.5rem, 4vw, 1.85rem);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.legal-page h2 {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 0.65rem;
    letter-spacing: 0.3px;
}

.legal-page p,
.legal-page li {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    font-weight: 300;
}

.legal-page ul {
    margin: 0.5rem 0 0;
    padding-left: 1.25rem;
}

.legal-page li {
    margin-bottom: 0.5rem;
}

.legal-page a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.legal-page a:hover {
    text-decoration: underline;
}

.legal-meta {
    font-size: 0.85rem !important;
    color: var(--text-muted) !important;
    margin-bottom: 1.5rem !important;
}

.legal-footer {
    margin-top: auto;
}

.legal-footer-bar {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0 calc(2rem + env(safe-area-inset-bottom, 0px));
    max-width: min(100%, 960px);
    margin: 0 auto;
    width: 100%;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 1px;
}

body.legal-doc {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body.legal-doc .legal-main {
    flex: 1;
}

/* 404 — pagină eroare on-brand */
.error-page {
    text-align: center;
    max-width: 28rem;
    margin: 0 auto;
    padding: 1rem 0 2rem;
}

.error-page-code {
    font-family: 'Syne', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: clamp(4.5rem, 14vw, 7rem);
    font-weight: 300;
    letter-spacing: 0.35em;
    margin-right: -0.35em;
    color: var(--text-muted);
    opacity: 0.45;
    line-height: 1;
    margin-bottom: 1.25rem;
    user-select: none;
}

.error-page h1 {
    font-size: clamp(1.35rem, 4vw, 1.65rem);
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.error-page p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    font-weight: 300;
    margin: 0 0 0.75rem;
}

.error-page-hint {
    color: var(--text-muted) !important;
    font-size: 0.88rem !important;
    font-style: italic;
    margin-bottom: 2rem !important;
}

.error-page-cta.btn-primary {
    margin-top: 0.25rem;
    border-radius: 0;
    border-color: rgba(255, 255, 255, 1);
    transition: background-color 0.15s var(--ease-out),
                border-color 0.15s var(--ease-out),
                color 0.15s var(--ease-out);
    justify-content: center;
    text-align: center;
}

.error-page-cta.btn-primary:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #fafafa;
    text-shadow: none;
}

.error-page-cta.btn-primary:active {
    background-color: transparent;
    border-color: rgba(255, 255, 255, 1);
    color: #fafafa;
}

.error-page-footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 0.5px;
    padding: 0 0 calc(1.5rem + env(safe-area-inset-bottom, 0px));
    margin: 0;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}