/* Layout Styles */
.container,
.nav__container,
.about__container,
.utp__container,
.services__container,
.advantages__container,
.pricing__container,
.process__container,
.projects__container,
.cta__container,
.contact__container,
.footer__container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Section Layout */
section {
    padding: 25px;
    position: relative;
}

/* Section Title */
.section__title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-2xl);
    position: relative;
    display: inline-block;
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: var(--color-accent);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    padding: var(--space-md) 0;
    padding-top: max(var(--space-md), var(--safe-area-inset-top));
    background: rgba(253, 248, 243, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(74, 55, 40, 0.05);
    will-change: transform;
    transition: all var(--transition-base);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05),
                0 1px 2px rgba(0, 0, 0, 0.1);
}

.nav__container {
    position: relative;
    z-index: 1;
}

.nav--scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1),
                0 2px 8px rgba(0, 0, 0, 0.05);
    padding: var(--space-sm) 0;
    padding-top: max(var(--space-sm), var(--safe-area-inset-top));
}

.nav__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.nav__logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.nav__logo:hover {
    transform: scale(1.02);
}

.nav__logo-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Desktop Menu */
.nav__menu--desktop {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav__item {
    position: relative;
}

.nav__link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    text-decoration: none;
    transition: all var(--transition-fast);
    padding: var(--space-xs) var(--space-sm);
    min-height: var(--touch-target-min);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transition: transform var(--transition-base);
}

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

.nav__link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Toggle Button */
.nav__toggle {
    display: none;
    padding: 16px;
    min-width: 56px;
    min-height: 56px;
    align-items: center;
    justify-content: space-around;
    background: transparent;
    border: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    z-index: 61;
    touch-action: manipulation;
    transition: transform 0.1s ease;
    align-content: space-around;
    flex-wrap: nowrap;
    flex-direction: column;
}

.nav__toggle-icon {
    position: relative;
    width: 32px;
    height: 24px;
    display: flex;
    align-content: center;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: space-around;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav__toggle-bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 3px;
    transition:
        transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
        opacity 0.3s ease,
        width 0.3s ease,
        background-color 0.3s ease;
    transform-origin: center;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.nav__toggle-bar--1 {
    width: 100%;
}

.nav__toggle-bar--2 {
    width: 75%;
}

.nav__toggle-bar--3 {
    width: 100%;
}

/* Active state - transform to X */
.nav__toggle.active .nav__toggle-bar--1 {
    transform: translateY(10px) rotate(45deg);
    width: 100%;
    background-color: var(--color-accent);
}

.nav__toggle.active .nav__toggle-bar--2 {
    opacity: 0;
    transform: scaleX(0);
}

.nav__toggle.active .nav__toggle-bar--3 {
    transform: translateY(-10px) rotate(-45deg);
    width: 100%;
    background-color: var(--color-accent);
}

/* Toggle button hover effect */
@media (hover: hover) {
    .nav__toggle:hover .nav__toggle-bar--1 {
        transform: translateY(2px);
    }
    
    .nav__toggle:hover .nav__toggle-bar--3 {
        transform: translateY(-2px);
    }
    
    .nav__toggle:hover .nav__toggle-icon {
        transform: scale(1.05);
    }
}

/* Toggle button active effect */
@media (hover: none) {
    .nav__toggle:active {
        transform: scale(0.92);
    }
    
    .nav__toggle:active .nav__toggle-icon {
        transform: scale(0.95);
    }
}

/* Toggle button focus */
.nav__toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-accent),
                0 0 0 6px rgba(160, 120, 86, 0.2);
}

/* Pulse animation for first open */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(160, 120, 86, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(160, 120, 86, 0);
    }
}

.nav__toggle.first-open {
    animation: pulse 1.5s ease-in-out;
}

    /* Mobile Menu */
    .nav__mobile {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--viewport-height);
        background: linear-gradient(
            135deg,
            rgba(253, 248, 243, 0.98) 0%,
            rgba(250, 243, 235, 0.98) 25%,
            rgba(245, 235, 224, 0.98) 50%,
            rgba(250, 243, 235, 0.98) 75%,
            rgba(253, 248, 243, 0.98) 100%
        );
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        display: flex;
        flex-direction: column;
        transform: translateY(-100%);
        opacity: 0;
        transition:
            transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
            opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 60;
        overflow: hidden;
        pointer-events: none;
        box-shadow:
            0 25px 50px -12px rgba(74, 55, 40, 0.25),
            0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    }

    .nav__mobile.active {
        pointer-events: auto;
        transform: translateY(0);
        opacity: 1;
    }

    .nav__mobile-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.75rem 1rem;
        padding-top: max(0.75rem, var(--safe-area-inset-top));
        border-bottom: 1px solid var(--color-border);
        position: sticky;
        top: 0;
        background: rgba(253, 248, 243, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        z-index: 10;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }
    
    .nav__logo-text {
        font-size: clamp(1rem, 3vw, 1.25rem);
        font-weight: 700;
        letter-spacing: -0.02em;
    }

    .nav__mobile-close {
        width: 56px;
        height: 56px;
        padding: 16px;
        background: transparent;
        border: none;
        border-radius: var(--radius-md);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all var(--transition-base);
        color: var(--color-text);
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .nav__mobile-close:hover {
        background-color: var(--color-secondary);
        transform: rotate(90deg) scale(1.05);
    }
    
    .nav__mobile-close:active {
        transform: scale(0.9);
        transition: transform 0.1s ease;
    }

    .nav__mobile-close:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px var(--color-accent),
                    0 0 0 6px rgba(160, 120, 86, 0.2);
    }
    
    .nav__mobile-close svg {
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .nav__mobile-close:hover svg {
        transform: rotate(90deg) scale(1.1);
    }

    .nav__mobile-nav {
        flex: 1;
        padding: var(--space-lg);
        display: flex;
        flex-direction: column;
        justify-content: center;
        overflow: hidden;
    }

    .nav__menu--mobile {
        display: flex;
        flex-direction: column;
        gap: 5px;
        list-style: none;
        margin: 0;
        padding: 0;
        width: 100%;
        height: 100%;
    }

    .nav__item--mobile {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
        transition:
            opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
            transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .nav__mobile.active .nav__item--mobile {
        opacity: 1;
        transform: translateY(0) scale(1);
    }

    /* Staggered animation - opening */
    .nav__mobile.active .nav__item--mobile:nth-child(1) { transition-delay: 0.08s; }
    .nav__mobile.active .nav__item--mobile:nth-child(2) { transition-delay: 0.12s; }
    .nav__mobile.active .nav__item--mobile:nth-child(3) { transition-delay: 0.16s; }
    .nav__mobile.active .nav__item--mobile:nth-child(4) { transition-delay: 0.20s; }
    .nav__mobile.active .nav__item--mobile:nth-child(5) { transition-delay: 0.24s; }
    .nav__mobile.active .nav__item--mobile:nth-child(6) { transition-delay: 0.28s; }
    
    /* Staggered animation - closing (no delay) */
    .nav__mobile:not(.active) .nav__item--mobile {
        transition-delay: 0s;
    }

    .nav__link--mobile {
        display: flex;
        align-items: center;
        gap: var(--space-md);
        padding: 1rem 1.25rem;
        min-height: 56px;
        border-radius: var(--radius-lg);
        background: transparent;
        border: 2px solid transparent;
        transition: all var(--transition-base);
        width: 100%;
        text-decoration: none;
        flex: 1;
        position: relative;
        overflow: hidden;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05),
                    0 1px 2px rgba(0, 0, 0, 0.1);
    }

    /* Ripple effect */
    .nav__link--mobile::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        border-radius: 50%;
        background: rgba(160, 120, 86, 0.2);
        transform: translate(-50%, -50%);
        transition: width 0.4s ease, height 0.4s ease;
        pointer-events: none;
    }
    
    .nav__link--mobile:active::before {
        width: 200px;
        height: 200px;
    }
    
    /* Hover states */
    @media (hover: hover) {
        .nav__link--mobile:hover {
            background: var(--color-secondary);
            border-color: var(--color-accent);
            transform: translateX(8px) scale(1.02);
            box-shadow: 0 4px 12px rgba(160, 120, 86, 0.15),
                        0 2px 4px rgba(0, 0, 0, 0.1);
        }
    }
    
    /* Active states */
    @media (hover: none) {
        .nav__link--mobile:active {
            background: var(--color-secondary);
            border-color: var(--color-accent);
            transform: scale(0.98);
            transition: transform 0.1s ease;
        }
    }
    
    /* Focus state */
    .nav__link--mobile:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px var(--color-accent),
                    0 0 0 6px rgba(160, 120, 86, 0.2);
    }

    .nav__link-number {
        font-family: var(--font-display);
        font-size: var(--font-size-lg);
        font-weight: var(--font-weight-bold);
        color: var(--color-accent);
        opacity: 0.6;
        transition: all var(--transition-fast);
    }

    .nav__link-number {
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
                    opacity 0.3s ease;
    }
    
    @media (hover: hover) {
        .nav__link--mobile:hover .nav__link-number {
            opacity: 1;
            transform: scale(1.15) rotate(-5deg);
        }
    }

    .nav__link-text {
        font-size: clamp(1rem, 2.5vw, 1.3rem);
        font-weight: 600;
        color: var(--color-text);
        line-height: 1.3;
        letter-spacing: -0.01em;
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    @media (hover: hover) {
        .nav__link--mobile:hover .nav__link-text {
            transform: translateX(4px);
        }
    }

    .nav__mobile-footer {
        
        
        border-top: 1px solid var(--color-border);
        background: rgba(253, 248, 243, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        opacity: 0;
        transform: translateY(10px);
        transition: all var(--transition-base);
    }

    .nav__mobile.active .nav__mobile-footer {
        opacity: 1;
        transform: translateY(0);
        transition-delay: 0.45s;
    }

    .nav__mobile-social {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--space-sm);
        padding: 1rem 1.5rem;
        border-radius: var(--radius-full);
        background: linear-gradient(135deg, var(--color-accent) 0%, #B88A6A 100%);
        color: var(--color-bg);
        text-decoration: none;
        font-weight: 600;
        transition: all var(--transition-base);
        min-height: 56px;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        box-shadow: 0 4px 14px rgba(160, 120, 86, 0.4),
                    0 2px 6px rgba(0, 0, 0, 0.1);
    }

    .nav__mobile-social:hover {
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(160, 120, 86, 0.5),
                    0 4px 10px rgba(0, 0, 0, 0.15);
    }
    
    .nav__mobile-social:active {
        transform: scale(0.95);
        transition: transform 0.1s ease;
    }
    
    .nav__mobile-social:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px var(--color-accent),
                    0 0 0 6px rgba(160, 120, 86, 0.2);
    }
    
    .nav__mobile-social svg {
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .nav__mobile-social:hover svg {
        transform: translateY(-2px);
    }
    
    .nav__mobile-social {
        font-size: clamp(0.95rem, 2vw, 1.1rem);
        letter-spacing: -0.01em;
    }

    .nav__mobile-social:focus-visible {
        outline: 2px solid var(--color-text);
        outline-offset: 4px;
    }

/* Overlay */
.nav__overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 59;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    pointer-events: none;
}

.nav__overlay.active {
    pointer-events: auto;
}

.nav__overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Navigation */
@media (max-width: 767px) {
    .nav__menu--desktop {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__mobile {
        display: flex;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-bg);
}

.btn--primary:hover {
    background-color: #A07856;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(160, 120, 86, 0.3);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.btn--large {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-lg);
}

/* Footer */
.footer {
    padding: var(--space-lg) 0;
    background-color: var(--color-secondary);
    border-top: 1px solid var(--color-border);
}

.footer__copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-align: center;
}

.footer__legal {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    flex-wrap: wrap;
}

.footer__legal-link {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
    padding: var(--space-xs);
    min-height: var(--touch-target-min);
    display: inline-flex;
    align-items: center;
}

.footer__legal-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* Mobile Footer */
@media (max-width: 767px) {
    .footer {
        padding: var(--space-responsive-lg) 0;
        padding-bottom: max(var(--space-responsive-lg), var(--safe-area-inset-bottom));
    }

    .footer__copyright {
        font-size: var(--font-size-responsive-sm);
        margin-bottom: var(--space-responsive-sm);
    }

    .footer__legal {
        flex-direction: column;
        gap: var(--space-responsive-sm);
        align-items: center;
    }

    .footer__legal-link {
        font-size: var(--font-size-responsive-xs);
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}

/* Mobile Navigation */
@media (max-width: 767px) {
    .nav__menu {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(253, 248, 243, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xl);
        transform: translateY(-100%);
        opacity: 0;
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                    opacity 0.3s ease;
        z-index: 60;
    }
    
    .nav__menu.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav__link {
        font-size: var(--font-size-xl);
        font-weight: var(--font-weight-semibold);
        color: var(--color-text);
        padding: var(--space-md) var(--space-lg);
        min-height: 56px;
        min-width: 200px;
        text-align: center;
        border-radius: var(--radius-lg);
        transition: all var(--transition-base);
        opacity: 0;
        transform: translateY(20px);
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav__menu.active .nav__link {
        opacity: 1;
        transform: translateY(0);
    }
    
    /* Staggered animation for menu items */
    .nav__menu.active .nav__link:nth-child(1) { transition-delay: 0.1s; }
    .nav__menu.active .nav__link:nth-child(2) { transition-delay: 0.15s; }
    .nav__menu.active .nav__link:nth-child(3) { transition-delay: 0.2s; }
    .nav__menu.active .nav__link:nth-child(4) { transition-delay: 0.25s; }
    .nav__menu.active .nav__link:nth-child(5) { transition-delay: 0.3s; }
    .nav__menu.active .nav__link:nth-child(6) { transition-delay: 0.35s; }
    
    .nav__link:hover,
    .nav__link:focus {
        background-color: var(--color-secondary);
        color: var(--color-accent);
        transform: scale(1.05);
    }

    .nav__toggle {
        display: flex;
        z-index: 61;
    }
    
    /* Navigation Overlay */
    .nav__overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        transition: opacity 0.3s ease;
        z-index: 59;
    }
    
    .nav__overlay.active {
        display: block;
        opacity: 1;
    }
    
}