:root {
    
    --color-bg: #0a0a0a;
    --color-surface: #141414;
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #888888;
    --color-accent: #ffffff;
    --color-accent-hover: #cccccc;
    
    
    --font-heading: 'Cinzel', serif;
    --font-body: 'Roboto', sans-serif;
    
    
    --container-width: 1200px;
    --header-height: 130px; 
    --section-spacing: 4rem;
    --content-padding: 1rem;
    
    
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 1.2s ease-out;
    
    
    --z-background: -2;
    --z-video: -1;
    --z-content: 1;
    --z-header: 100;
    --z-modal: 1000;
    --z-menu: 1100;
    --z-toggle: 1102;
}


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


html {
    scroll-behavior: smooth;
    overflow-y: scroll;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    min-height: 100vh;
}


h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    color: var(--color-text-primary);
    text-shadow: 0 2px 2px rgba(0,0,0,.7), 0 1px 1px rgba(255,255,255,.5);
}

h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
}

h3 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--color-accent);
}

p {
    margin-bottom: 1.5rem;
}

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

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

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


.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
}

.page {
    display: none;
    min-height: 100vh;
}

.page.active {
    display: block;
}


.page-content {
    padding-top: calc(var(--header-height) + 50px);
    min-height: 60vh;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.text-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
}


section {
    padding: var(--section-spacing) var(--content-padding);
}


header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: var(--z-header);
    transition: background-color var(--transition-fast);
    
}



header::before {
    content: '';
    position: absolute;
    inset: 0; 
    z-index: -1; 
    
    
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);

    
    -webkit-mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.brand img {
    height: var(--header-height); 
    width: auto;
    transition: transform var(--transition-fast);
}

.brand:hover img {
    transform: scale(1.05);
}


.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    display: inline-block;
    text-align: center;
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.5rem;
    transition: color var(--transition-fast);
    line-height: 1.2;
    position: relative;
    
}


.nav-item-dropdown {
    position: relative;
}

.dropdown-toggle::after {
    content: '\25BC';
    font-size: 0.7em;
    margin-left: 0.5em;
    display: inline-block;
    transition: transform var(--transition-fast);
}

.nav-item-dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(20, 20, 20, 0.95);
    backdrop-filter: blur(10px);
    list-style: none;
    padding: 0.5rem 0;
    margin-top: 15px;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-item-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    margin-top: 5px;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    white-space: nowrap;
    color: var(--color-text-secondary);
}

.dropdown-menu a:hover {
    color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.05);
}


.lang-switcher {
    position: relative;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-text-secondary);
    clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
    overflow: hidden;
}

.lang-switcher::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background-color: var(--color-surface);
    z-index: 1;
    transition: transform var(--transition-fast);
}

.lang-switcher.lang-pl::before {
    transform: translateY(100%);
}

.lang-btn {
    background-color: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 700;
    width: 50px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
    position: relative;
    z-index: 2;
}

.lang-btn:first-child {
    border-bottom: 1px solid var(--color-text-secondary);
}

.lang-btn.active {
    color: var(--color-accent);
}


.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 38px;
    height: 38px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: var(--z-toggle);
    margin-left: 12px;
    padding: 4px;
}

.nav-toggle .bar {
    display: block;
    height: 2px;
    width: 26px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.nav-toggle.opened .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.opened .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.opened .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}


.video-background,
#static-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-background {
    z-index: var(--z-video);
    transition: opacity var(--transition-slow);
}

.video-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(18,18,18,.4) 0, rgba(18,18,18,1) 80%);
    pointer-events: none;
}

#static-background {
    z-index: var(--z-background);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}


body.scrolled-past-hero .video-background,
body.subpage-active .video-background {
    opacity: 0;
}


.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    z-index: var(--z-content);
}

.hero-content {
    padding: 0 5%;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--color-text-primary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}


.btn-minimalist {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    padding: 0.8rem 1.8rem;
    color: var(--color-text-primary);
    background-color: transparent;
    border: 1px solid var(--color-text-secondary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1.5px;
    transition: all var(--transition-fast);
    clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
    cursor: pointer;
    
    transform: translateZ(0);
}

.btn-minimalist:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px) translateZ(0); 
}

.btn-minimalist::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid var(--color-accent);
    clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px);
    transition: all var(--transition-fast);
    opacity: 0;
    transform: scale(0.95);
}

.btn-minimalist:hover::before {
    opacity: 1;
    transform: scale(1);
}




.project-card {
    max-width: 1200px; 
    margin: 0 auto;
    padding: 0 var(--content-padding);
}

.project-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.project-header h3 {
    margin-bottom: 1rem;
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    color: var(--color-accent);
}

.project-intro-text {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}


.project-content-wrapper {
    display: flex;
    align-items: center; 
    gap: 2.5rem; 
    margin-bottom: 2.5rem;
}


.project-media {
    
    flex-shrink: 0; 
    min-width: 0; 
    transition: width 0.3s ease, flex-basis 0.3s ease; 
}

.project-media iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border: 1px solid #333;
    border-radius: 4px;
    display: block;
}


.project-details {
    flex: 1; 
    margin-bottom: 0; 
}


.key-aspects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 1.2rem;
}


.aspect-card {
    background-color: var(--color-surface);
    border: 1px solid #2a2a2a;
    border-radius: 4px;
    padding: 1.5rem; 
    text-align: center;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: center; 
}

.aspect-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-text-secondary);
}



.aspect-title {
    font-family: var(--font-heading);
    color: var(--color-text-primary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.aspect-text {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    line-height: 1.5;
    margin-bottom: 0;
}

.project-actions {
    text-align: center;
    padding-bottom: 2rem;
    margin-top: 6.5rem;
}


@media (max-width: 992px) {
    .project-content-wrapper {
        flex-direction: column; 
        align-items: stretch; 
    }
}


.gallery-section {
    background-color: transparent;
    position: relative;
    overflow: hidden;
}





.gallery-filters {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-tab {
    background: transparent;
    border: 1px solid var(--color-text-secondary);
    color: var(--color-text-secondary);
    padding: 0.6rem 1.8rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.filter-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    transition: left var(--transition-fast);
    z-index: -1;
}

.filter-tab:hover,
.filter-tab.active {
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.filter-tab:hover::before,
.filter-tab.active::before {
    left: 0;
}


.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
}

.gallery-item {
    position: relative;
    height: 280px;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-medium);
    transform: translateZ(0); 
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}


.gallery-item::before,
.gallery-item::after {
    display: none;
}


.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        transparent 50%, 
        rgba(0,0,0,0.4) 75%, 
        rgba(0,0,0,0.8) 100%);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
    z-index: 1;
}

.gallery-item:hover .gallery-item-overlay {
    opacity: 0.4;
}

.gallery-item:hover {
    transform: scale(1.05) translateZ(0);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
    z-index: 10;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-medium);
}

.gallery-item:hover img {
    transform: scale(1.1);
}


.gallery-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    z-index: 2;
    transform: translateY(calc(100% - 3rem));
    transition: transform var(--transition-fast);
}

.gallery-item:hover .gallery-info {
    transform: translateY(0);
}

.gallery-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}

.gallery-subtitle {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
    line-height: 1.4;
}


.gallery-view-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    color: var(--color-accent);
    font-size: 3rem;
    opacity: 0;
    transition: all var(--transition-fast);
    z-index: 3;
    text-shadow: 0 0 20px rgba(255,255,255,0.5);
}

.gallery-item:hover .gallery-view-icon {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.9;
}


.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95); 
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0s linear 0.4s;
    backdrop-filter: blur(10px); 
}

.lightbox.active {
    display: flex;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease;
}

.lightbox-image {
    max-width: 90%;
    max-height: 85vh; 
    object-fit: contain;
    transform: scale(0.9);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox.active .lightbox-image {
    transform: scale(1);
    opacity: 1;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 3rem;
    cursor: pointer;
    padding: 10px; 
    line-height: 1;
    z-index: 10; 
    transition: color 0.3s ease;
}

.lightbox-close:hover {
    color: var(--color-accent);
}

.lightbox-nav {
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: 3rem;
    cursor: pointer;
    padding: 20px;
    z-index: 5; 
    transition: color 0.3s ease;
}

.lightbox-nav:hover {
    color: var(--color-accent);
}

.lightbox-prev {
    position: absolute;
    left: 20px;
}

.lightbox-next {
    position: absolute;
    right: 20px;
}


@keyframes galleryItemReveal {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gallery-item {
    animation: galleryItemReveal 0.6s ease-out backwards;
}

.gallery-item:nth-child(1) { animation-delay: 0.1s; }
.gallery-item:nth-child(2) { animation-delay: 0.2s; }
.gallery-item:nth-child(3) { animation-delay: 0.3s; }
.gallery-item:nth-child(4) { animation-delay: 0.4s; }
.gallery-item:nth-child(5) { animation-delay: 0.5s; }
.gallery-item:nth-child(6) { animation-delay: 0.6s; }


@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.5rem;
    }
    
    .gallery-item {
        height: 240px;
    }
}

@media (max-width: 768px) {
    .gallery-filters {
        gap: 0.5rem;
    }
    
    .filter-tab {
        padding: 0.5rem 1.2rem;
        font-size: 0.8rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .gallery-item {
        height: 220px;
    }
    
    .gallery-title {
        font-size: 1.1rem;
    }
    
    .gallery-view-icon {
        font-size: 2.5rem;
    }
    
    
    .gallery-info {
        transform: translateY(0);
        background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.8) 30%);
        padding-top: 3rem;
    }
}


.support-section {
    background-color: rgba(10, 10, 10, 0.7);
}

.support-section .container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    border: 1px solid var(--color-text-secondary);
    padding: 3rem;
    clip-path: polygon(30px 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%, 0 30px);
    
    transform: translateZ(0);
}

.support-intro {
    color: var(--color-text-secondary);
    max-width: 700px; 
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2.5rem; 
}


.support-section h4 {
    font-size: 1.8rem;
    color: var(--color-accent);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.support-banners {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.support-banner {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1.8rem;
    background-color: #1f1f1f;
    border: 1px solid #444;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.support-banner:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}


#contact {
    text-align: center;
}

.contact-subtitle {
    max-width: 600px;
    margin: -2rem auto 2.5rem;
    color: var(--color-text-secondary);
}

.contact-options {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.email-box {
    position: relative;
    padding: 2rem;
    border: 1px solid var(--color-text-secondary);
    background-color: transparent;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    clip-path: polygon(25px 0, 100% 0, 100% calc(100% - 25px), calc(100% - 25px) 100%, 0 100%, 0 25px);
}

.email-box a,
.email-box button {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1.8rem;
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.email-box a {
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    border-color: var(--color-text-primary);
}

.email-box a:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-3px);
}

.email-box button {
    background-color: transparent;
    color: var(--color-text-secondary);
    border-color: var(--color-text-secondary);
}

.email-box button:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-3px);
}

.social-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.social-links a {
    font-size: 2.2rem;
    transition: all var(--transition-fast);
    display: inline-block;
}

.social-links a:hover {
    color: var(--color-accent);
    transform: translateY(-5px);
}


.about-description {
    text-align: left; 
}


footer {
    text-align: center;
    padding: 2.5rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    background-color: var(--color-bg);
}



.divider-wrapper {
    padding: 2rem 0;
}

.section-divider {
    display: block;
    width: 100%;
    max-width: 500px;
    height: 30px;
    margin: 0 auto;
    fill: var(--color-text-secondary);
}

.project-divider {
    padding: 2rem 0;
}

.project-divider svg {
    display: block;
    width: 100%;
    max-width: 200px;
    height: 20px;
    margin: 0 auto;
    fill: none;
    stroke: var(--color-text-secondary);
}



#projects,
#gallery,
#plans,
#support,
#contact,
#about,
#project1,
#project2 {
    scroll-margin-top: calc(var(--header-height) + 50px);
}


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}



@media (max-width: 992px) {
    :root {
        --section-spacing: 3rem;
    }
    
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none !important;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(10, 10, 10, 0.97);
        z-index: var(--z-menu);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 2rem;
        gap: 2rem;
    }
    
    .nav-menu.active {
        display: flex !important;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 1.8rem;
        align-items: center;
    }
    
    .nav-links a {
        font-size: 1.1rem;
    }
    
    .dropdown-menu,
    .dropdown-toggle::after {
        display: none !important;
    }
    
    .lang-switcher {
        position: absolute;
        bottom: 2rem;
        flex-direction: row;
        gap: 0.5rem;
    }
    
    

}


@media (max-width: 768px) {
    :root {
        --section-spacing: 2rem;
        --content-padding: 1rem;
        --header-height: 80px; 
    }
    
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.6rem; }
    .hero-subtitle { font-size: 1rem; }
    .text-container p { font-size: 1rem; }

    

    
    .key-aspects-grid {
        grid-template-columns: 1fr;
        gap: 1rem; 
    }

    .project-actions {
        margin-top: 2rem; 
    }

    
    .support-section .container,
    .email-box {
        padding: 2rem 1.5rem;
    }
    
    .contact-options {
        padding: 0 0.5rem;
        gap: 1.5rem;
    }
    
    

    
    .lightbox-close { top: 10px; right: 10px; font-size: 2.5rem; }
    .lightbox-nav { font-size: 2.5rem; padding: 10px; }
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
    .gallery-grid { grid-template-columns: 1fr; }
    .gallery-info {
        transform: translateY(0);
        background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.8) 30%);
    }
    
    
    footer {
        padding: 1.5rem;
    }
}


.plans-section .plans-description {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  text-align: left;
  line-height: 1.8;
}

.plans-section .plans-description ul {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.plans-section .plans-description li {
  position: relative;
  padding-left: 1.6rem;
}

.plans-section .plans-description li::before {
  content: '▹';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-size: 1.2em;
  line-height: 1;
}

.plans-section .plans-description li strong {
  color: var(--color-accent);
}



.rewards-title {
    text-align: center;
    color: var(--color-accent);
    font-size: 1.5rem;
    margin-top: 3rem;
    margin-bottom: 2rem;
    font-family: var(--font-heading);
}

.support-rewards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.reward-card {
    background-color: var(--color-surface);
    border: 1px solid #2a2a2a;
    padding: 2rem 1.5rem;
    border-radius: 4px;
    text-align: center;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start; 
}

.reward-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.reward-card i {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
    min-height: 40px; 
}

.reward-card .reward-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.reward-card .reward-text {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.btn-solid {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 2.8rem;
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);

    
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    border-color: var(--color-text-primary);

    
    transform: translateZ(0);
}

.btn-solid:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-3px) translateZ(0);
    color: var(--color-bg); 
}