/* ==========================================
   RESET & BASE STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Dark Elegant Theme */
    --color-primary: #c9a961;
    --color-secondary: #8b7355;
    --color-accent: #d4af37;
    --color-dark: #1a1a1a;
    --color-darker: #0f0f0f;
    --color-light: #2a2a2a;
    --color-lighter: #3a3a3a;
    --color-white: #ffffff;
    --color-text: #e8e8e8;
    --color-text-light: #b8b8b8;

    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Transitions */
    --transition: 0.3s ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--color-dark);
    max-width: 100vw;
}

html {
    overflow-x: hidden;
    max-width: 100vw;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    text-align: center;
    border-radius: 4px;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
    font-size: 1rem;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-darker);
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 169, 97, 0.4);
}

.btn--full {
    width: 100%;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section__title {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section__divider {
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 0 auto var(--spacing-sm);
}

.section__description {
    color: var(--color-text-light);
    font-size: 1rem;
}

/* ==========================================
   HEADER
   ========================================== */
.header {
    background-color: var(--color-darker);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition);
    border-bottom: 1px solid rgba(201, 169, 97, 0.2);
}

.header__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.header__logo img {
    height: 40px;
    width: auto;
    transition: all var(--transition);
}

.header__logo img:hover {
    filter: brightness(1.2);
    transform: scale(1.05);
}

.header__toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.header__toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: all var(--transition);
}

.header__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.header__toggle.active span:nth-child(2) {
    opacity: 0;
}

.header__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 380px;
    height: 100vh;
    background-color: var(--color-darker);
    box-shadow: -2px 0 20px rgba(0, 0, 0, 0.8);
    padding: 5rem 2rem 2rem;
    transition: right var(--transition);
    border-left: 1px solid rgba(201, 169, 97, 0.2);
}

.header__nav.active {
    right: 0;
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.nav__link {
    font-weight: 600;
    color: var(--color-text);
    transition: color var(--transition);
    font-size: 1.1rem;
}

.nav__link:hover {
    color: var(--color-primary);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #000000 0%, var(--color-darker) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('image2.jpeg');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    z-index: 0;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 80%, rgba(201, 169, 97, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.6) 100%);
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-md);
}

.hero__title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out;
}

.hero__subtitle {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero__content .btn {
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

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

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-dark);
}

.about__text {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

.about__services {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    transition: all var(--transition);
    border: 1px solid rgba(201, 169, 97, 0.2);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(201, 169, 97, 0.3);
    border-color: var(--color-primary);
}

.service-card__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.service-card__text {
    color: var(--color-text-light);
}

/* ==========================================
   STONE COLLECTION SECTION
   ========================================== */
.stones {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.stones__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.stone-card {
    position: relative;
    background-color: var(--color-lighter);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all var(--transition);
    border: 1px solid rgba(201, 169, 97, 0.2);
}

.stone-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(201, 169, 97, 0.3);
    border-color: var(--color-primary);
}

.stone-card__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1;
    height: 150px;
    width: 100%;
}

.stone-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.5s ease;
}

.stone-card:hover .stone-card__image img {
    transform: scale(1.5);
}

.stone-card__info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xs);
    text-align: center;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    z-index: 2;
}

.stone-card__title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-white);
    margin: 0;
}

/* ==========================================
   PORTFOLIO SECTION
   ========================================== */
.portfolio {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-darker);
}

.portfolio__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
}

.portfolio__item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition);
}

.portfolio__item:hover {
    border-color: rgba(201, 169, 97, 0.5);
}

.portfolio__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 21/9;
    width: 100%;
    display: block;
}

.portfolio__image img,
.portfolio__image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio__video-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background-color: rgba(201, 169, 97, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 2;
}

.portfolio__video-indicator::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 20px solid var(--color-darker);
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 4px;
}

.portfolio__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(201, 169, 97, 0.1) 50%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity var(--transition);
}

.portfolio__item:hover .portfolio__overlay {
    opacity: 1;
}

.portfolio__item:hover .portfolio__image img {
    transform: scale(1.1);
}

.portfolio__info {
    color: var(--color-white);
}

.portfolio__info h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.portfolio__info p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ==========================================
   BEFORE & AFTER SECTION
   ========================================== */
.before-after {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-dark);
}

.before-after__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.transformation-card {
    background-color: var(--color-light);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(201, 169, 97, 0.2);
    transition: all var(--transition);
}

.transformation-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(201, 169, 97, 0.3);
    border-color: var(--color-primary);
}

.transformation-card__images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
}

.transformation-card__image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.transformation-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.transformation-card__label {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 2;
    backdrop-filter: blur(10px);
}

.transformation-card__label--before {
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.9) 0%, rgba(139, 115, 85, 0.9) 100%);
    color: var(--color-darker);
    border: 1px solid rgba(201, 169, 97, 0.5);
}

.transformation-card__label--after {
    background-color: rgba(42, 42, 42, 0.85);
    color: var(--color-text-light);
    border: 1px solid rgba(201, 169, 97, 0.3);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-dark);
}

.contact__form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(201, 169, 97, 0.2);
}

.form__group {
    margin-bottom: var(--spacing-sm);
}

.form__label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--color-primary);
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 0.65rem;
    border: 2px solid rgba(201, 169, 97, 0.3);
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition);
    background-color: var(--color-lighter);
    color: var(--color-text);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-light);
}

.form__input.error {
    border-color: #e74c3c;
}

.form__error {
    display: block;
    color: #e74c3c;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    min-height: 0;
}

.form__success {
    display: none;
    background-color: #27ae60;
    color: var(--color-white);
    padding: var(--spacing-sm);
    border-radius: 4px;
    text-align: center;
    margin-top: var(--spacing-md);
}

.form__success.show {
    display: block;
}

/* ==========================================
   SERVICE AREAS SECTION
   ========================================== */
.service-areas {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.areas__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.area-card {
    background-color: var(--color-lighter);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all var(--transition);
    border: 1px solid rgba(201, 169, 97, 0.2);
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(201, 169, 97, 0.3);
    border-color: var(--color-primary);
}

.area-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    filter: grayscale(1) brightness(1.5);
}

.area-card__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.area-card__text {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ==========================================
   SOCIAL MEDIA FLOATING BUTTONS
   ========================================== */
.social-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-float__btn {
    position: relative;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
    cursor: pointer;
    animation: pulse 2s infinite;
}

.social-float__btn svg {
    width: 32px;
    height: 32px;
    transition: transform 0.3s ease;
}

.social-float__btn:hover {
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
    animation: none;
}

.social-float__btn:hover svg {
    transform: scale(1.1);
}

/* WhatsApp Button */
.social-float__btn--whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
}

.social-float__btn--whatsapp:hover {
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

.social-float__btn--whatsapp svg path {
    fill: #ffffff;
}

/* Instagram Button */
.social-float__btn--instagram {
    background: linear-gradient(135deg, #833AB4 0%, #FD1D1D 50%, #F77737 100%);
}

.social-float__btn--instagram:hover {
    box-shadow: 0 8px 25px rgba(253, 29, 29, 0.5);
}

.social-float__btn--instagram svg path {
    fill: #ffffff;
}

/* Tooltip */
.social-float__tooltip {
    position: absolute;
    right: 70px;
    background-color: var(--color-darker);
    color: var(--color-white);
    padding: 8px 15px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translateX(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(201, 169, 97, 0.3);
}

.social-float__tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid var(--color-darker);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.social-float__btn:hover .social-float__tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(201, 169, 97, 0.6);
    }
}

/* Mobile Adjustments */
@media (max-width: 767px) {
    .social-float {
        bottom: 15px;
        right: 15px;
        gap: 10px;
    }

    .social-float__btn {
        width: 55px;
        height: 55px;
    }

    .social-float__btn svg {
        width: 28px;
        height: 28px;
    }

    .social-float__tooltip {
        display: none;
    }
}

/* ==========================================
   MODAL
   ========================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.modal__content {
    position: relative;
    z-index: 2;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideUp 0.3s ease;
}

.modal__close {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 10000;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    line-height: 1;
}

.modal__close:hover {
    color: var(--color-primary);
    transform: rotate(90deg);
}

.modal__body {
    width: 100%;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__body img,
.modal__body video {
    max-width: 100%;
    max-height: 90vh;
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 50px rgba(201, 169, 97, 0.3);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* Mobile adjustments */
@media (max-width: 768px) {
    .modal__close {
        top: 10px;
        right: 10px;
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }

    .modal__content {
        width: 95%;
        max-width: 100vw;
    }

    .modal__body {
        max-width: 100%;
    }

    .modal__body img,
    .modal__body video {
        max-width: 100%;
        width: 100%;
    }
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: #000000;
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid rgba(201, 169, 97, 0.3);
}

.footer__logo img {
    height: 50px;
    width: auto;
    margin: 0 auto var(--spacing-sm);
}

.footer__info p {
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

/* ==========================================
   MEDIA QUERIES - TABLET
   ========================================== */
@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }

    .section__title {
        font-size: 2.5rem;
    }

    .hero__title {
        font-size: 3.5rem;
    }

    .hero__subtitle {
        font-size: 1.3rem;
    }

    .about__services {
        grid-template-columns: repeat(3, 1fr);
    }

    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .areas__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .before-after__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stones__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .header__toggle {
        display: none;
    }

    .header__nav {
        position: static;
        width: auto;
        height: auto;
        background: transparent;
        box-shadow: none;
        padding: 0;
    }

    .nav__list {
        flex-direction: row;
        gap: var(--spacing-sm);
    }

    .nav__link {
        font-size: 1rem;
    }
}

/* ==========================================
   MEDIA QUERIES - DESKTOP
   ========================================== */
@media (min-width: 1024px) {
    .section__title {
        font-size: 3rem;
    }

    .hero__title {
        font-size: 4.5rem;
    }

    .hero__subtitle {
        font-size: 1.5rem;
    }

    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .areas__grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .stones__grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .header__logo img {
        height: 50px;
    }
}