/* ===== PERFORMANCE OPTIMIZATIONS ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Reduce repaints */
.gallery-card,
.contact-card,
.filter-btn,
.cta-button,
.submit-btn {
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* GPU acceleration for animations */
.gallery-card:hover,
.contact-card:hover,
.filter-btn:hover {
    transform: translateZ(0);
}

:root {
    --black: #0a0a0a;
    --dark-gray: #1a1a1a;
    --medium-gray: #2a2a2a;
    --light-gray: #444;
    --red: #dc2626;
    --red-hover: #b91c1c;
    --white: #ffffff;
    --text-gray: #d1d5db;
    
    /* Spacing system */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Typography */
    --font-size-base: 1rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.2rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.8rem;
    
    /* Transitions */
    --transition-fast: 0.2s;
    --transition-base: 0.4s;
    --transition-slow: 0.5s;
    --transition-curve: cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--black);
    color: var(--text-gray);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--red);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--red-hover);
}

/* ===== NAVIGATION ===== */
nav {
    background-color: var(--dark-gray);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 0.125rem 0.625rem rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 75rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 0.125rem;
    margin-right: 20px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.0625rem;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 0.125rem;
    background-color: var(--red);
    transition: width var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--red);
}

.nav-menu a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* ===== HERO SECTION ===== */
.hero {
    height: 90vh;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
                url('https://i.ibb.co/V4T4k9G/hero.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.1875rem;
    text-shadow: 0.125rem 0.125rem 1.25rem rgba(0, 0, 0, 0.8);
    animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-gray);
    text-shadow: 0.0625rem 0.0625rem 0.625rem rgba(0, 0, 0, 0.8);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(1.875rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cta-button {
    display: inline-block;
    background-color: var(--red);
    color: var(--white);
    padding: 1.2rem 3rem;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.09375rem;
    transition: all var(--transition-base) var(--transition-curve);
    border: 0.125rem solid var(--red);
    border-radius: 0.25rem;
    font-size: var(--font-size-base);
    box-shadow: 0 0.25rem 0.9375rem rgba(220, 38, 38, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background-color: transparent;
    border-color: var(--red);
    transform: translateY(-0.1875rem);
    box-shadow: 0 0.375rem 1.5625rem rgba(220, 38, 38, 0.5);
}

.cta-button:active {
    transform: translateY(0);
}

/* ===== SECTION STYLES ===== */
section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 75rem;
    margin: 0 auto;
    opacity: 0;
    animation: fadeInSection 0.8s ease-in forwards;
}

@keyframes fadeInSection {
    from {
        opacity: 0;
        transform: translateY(1.875rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section h2 {
    font-size: var(--font-size-3xl);
    color: var(--white);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.1875rem;
    border-bottom: 0.25rem solid var(--red);
    display: inline-block;
    padding-bottom: var(--spacing-xs);
    font-weight: 800;
}

section p {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--text-gray);
}

/* ===== HOME INTRO ===== */
#home {
    text-align: center;
}

/* ===== GALLERY FILTERS ===== */
.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
    justify-content: center;
}

.filter-btn {
    background-color: var(--medium-gray);
    color: var(--white);
    border: 0.125rem solid var(--light-gray);
    padding: var(--spacing-xs) 1.125rem;
    cursor: pointer;
    transition: all var(--transition-base) var(--transition-curve);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.0625rem;
    border-radius: 0.25rem;
    font-size: 0.85rem;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--red);
    border-color: var(--red);
    transform: translateY(-0.125rem);
    box-shadow: 0 0.25rem 0.75rem rgba(220, 38, 38, 0.4);
}

/* ===== TATTOO GALLERY GRID ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    opacity: 0;
    animation: fadeIn 0.6s ease-in forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gallery-card {
    background-color: var(--dark-gray);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    opacity: 1;
    transform: scale(1);
}

.gallery-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(220, 38, 38, 0.35);
    border-color: var(--red);
}

/* ===== IMAGE OPTIMIZATION ===== */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lazy load placeholder */
img[loading="lazy"] {
    background: var(--medium-gray);
}

.gallery-card img {
    width: 100%;
    height: 17.5rem;
    object-fit: cover;
    transition: transform var(--transition-slow) ease;
    display: block;
    will-change: transform;
}

.gallery-card:hover img {
    transform: scale(1.05);
}

.gallery-info {
    padding: 1.5rem;
}

.gallery-info h3 {
    color: var(--white);
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
    font-weight: 700;
}

.gallery-info p {
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-gray);
}

.price {
    color: var(--red);
    font-weight: bold;
    font-size: 1.15rem;
    margin-top: 1rem;
    display: block;
}

/* ===== PIERCING LIST ===== */
.piercing-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.piercing-item {
    background-color: var(--dark-gray);
    border-left: 4px solid var(--red);
    padding: 1.5rem;
    transition: transform 0.3s;
}

.piercing-item:hover {
    transform: translateX(5px);
}

.piercing-item h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.piercing-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.piercing-details span {
    display: flex;
    justify-content: space-between;
}

/* ===== BOOKING FORM ===== */
.booking-form {
    max-width: 37.5rem;
    margin: var(--spacing-md) auto;
    background-color: var(--dark-gray);
    padding: var(--spacing-md);
    border: 0.0625rem solid var(--light-gray);
    border-radius: 0.5rem;
    box-shadow: 0 0.25rem 1.25rem rgba(0, 0, 0, 0.3);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--white);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    background-color: var(--medium-gray);
    border: 0.0625rem solid var(--light-gray);
    color: var(--white);
    font-size: var(--font-size-base);
    border-radius: 0.25rem;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--red);
    box-shadow: 0 0 0 0.1875rem rgba(220, 38, 38, 0.2);
    background-color: var(--dark-gray);
}

.form-group textarea {
    resize: vertical;
    min-height: 6.25rem;
}

.file-upload {
    cursor: pointer;
}

.submit-btn {
    width: 100%;
    background-color: var(--red);
    color: var(--white);
    padding: 1.2rem;
    border: none;
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.09375rem;
    transition: all var(--transition-base) var(--transition-curve);
    font-size: var(--font-size-base);
    border-radius: 0.25rem;
    box-shadow: 0 0.25rem 0.9375rem rgba(220, 38, 38, 0.3);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    background-color: var(--red-hover);
    transform: translateY(-0.125rem);
    box-shadow: 0 0.375rem 1.5625rem rgba(220, 38, 38, 0.5);
}

.submit-btn:active {
    transform: translateY(0);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.about-text h3 {
    color: var(--red);
    margin-bottom: 1rem;
    font-size: 1.6rem;
    font-weight: 700;
}

.about-text p {
    line-height: 1.8;
}

.about-text ul {
    list-style: none;
    padding-left: 0;
}

.about-text ul li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
    transition: all 0.3s;
    line-height: 1.6;
}

.about-text ul li:hover {
    padding-left: 2.5rem;
    color: var(--white);
}

.about-text ul li:before {
    content: "▸";
    color: var(--red);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

/* ===== CONTACT SECTION ===== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-card {
    background-color: var(--dark-gray);
    padding: 2.5rem;
    text-align: center;
    border: 0.0625rem solid var(--light-gray);
    transition: all var(--transition-base) var(--transition-curve);
    border-radius: 0.5rem;
    position: relative;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 0.25rem;
    background: var(--red);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.contact-card:hover::before {
    transform: scaleX(1);
}

.contact-card:hover {
    transform: translateY(-0.5rem);
    border-color: var(--red);
    box-shadow: 0 0.625rem 1.875rem rgba(220, 38, 38, 0.3);
}

.contact-card h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.4rem;
}

.contact-card p {
    margin-bottom: var(--spacing-sm);
}

.contact-card a {
    color: var(--red);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    font-size: 1.05rem;
    display: inline-block;
}

.contact-card a:hover {
    color: var(--white);
    transform: scale(1.05);
}

.map-placeholder {
    margin-top: 3rem;
    background-color: var(--medium-gray);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    overflow: hidden;
}

.map-placeholder iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--dark-gray);
    text-align: center;
    padding: 2.5rem;
    margin-top: 5rem;
    border-top: 3px solid var(--red);
}

footer p {
    margin: 0.5rem 0;
    color: var(--text-gray);
}

/* ===== FOCUS STATES FOR ACCESSIBILITY ===== */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 0.125rem solid var(--red);
    outline-offset: 0.125rem;
    box-shadow: 0 0 0 0.25rem rgba(220, 38, 38, 0.2);
}

/* Enhanced touch targets for mobile */
@media (max-width: 48rem) {
    button,
    .nav-menu a,
    .filter-btn,
    .contact-card a {
        min-height: 2.75rem;
        min-width: 2.75rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--dark-gray);
        width: 100%;
        text-align: center;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        padding: 2rem 0;
        gap: 1rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero {
        height: 70vh;
        padding: 1rem;
    }

    .hero-content h1 {
        font-size: 2.2rem;
        letter-spacing: 2px;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .cta-button {
        padding: 1rem 2rem;
        font-size: 0.9rem;
    }

    section {
        padding: 3rem 1.5rem;
    }

    section h2 {
        font-size: 2rem;
        letter-spacing: 2px;
    }

    section p {
        font-size: 1rem;
    }

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

    .gallery-card img {
        height: 250px;
    }

    .filter-buttons {
        gap: 0.6rem;
    }

    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.75rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .booking-form {
        padding: 1.5rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Tablet responsive */
@media (min-width: 769px) and (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    section h2 {
        font-size: 2.3rem;
    }
}

/* Large screens optimization */
@media (min-width: 1400px) {
    section {
        max-width: 1400px;
    }

    .gallery-grid {
        gap: 2.5rem;
    }

    .gallery-card img {
        height: 320px;
    }
}

/* ===== CONTACT CARD BRAND COLORS ===== */

/* Common improvements */
.contact-card {
    color: #ffffff;
    border: none;
}

.contact-card h3,
.contact-card p,
.contact-card a {
    color: #ffffff;
}

/* WhatsApp */
.contact-card.whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
}

.contact-card.whatsapp::before {
    background: #ffffff;
}

.contact-card.whatsapp:hover {
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.45);
}

/* Instagram */
.contact-card.instagram {
    background: linear-gradient(
        135deg,
        #833AB4,
        #E1306C,
        #FD1D1D,
        #F77737
    );
}

.contact-card.instagram::before {
    background: #ffffff;
}

.contact-card.instagram:hover {
    box-shadow: 0 15px 35px rgba(225, 48, 108, 0.45);
}

/* Email */
.contact-card.email {
    background: linear-gradient(135deg, #dc2626, #991b1b);
}

.contact-card.email::before {
    background: #ffffff;
}

.contact-card.email:hover {
    box-shadow: 0 15px 35px rgba(220, 38, 38, 0.45);
}

/* Link hover improvement */
.contact-card a:hover {
    color: #ffffff;
    text-decoration: underline;
}