/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

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

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f6f6f6;
}
::-webkit-scrollbar-thumb {
    background: #C05746;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #b34a3a;
}

/* ===== Scroll Animations ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== Hero Animations ===== */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.hero-subtitle {
    animation: slideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s both;
}

.hero-title {
    animation: slideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s both;
}

.hero-text {
    animation: slideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.6s both;
}

.hero-buttons {
    animation: slideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s both;
}

.hero-stats {
    animation: slideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 1s both;
}

/* ===== Scroll Indicator ===== */
@keyframes scrollLine {
    0% { top: -50%; }
    100% { top: 150%; }
}

.scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
}

/* ===== Navbar ===== */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.navbar-scrolled .nav-text,
.navbar-scrolled .nav-link {
    color: #2d2d2d !important;
}

.navbar-scrolled .nav-subtext {
    color: #4a4a4a !important;
}

.navbar-scrolled .menu-line {
    background: #2d2d2d !important;
}

.navbar-scrolled .nav-logo-path {
    stroke: #C05746 !important;
}

.nav-link {
    color: rgba(45, 45, 45, 0.7);
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #C05746;
}

/* ===== Buttons ===== */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}

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

/* ===== Service Cards ===== */
.service-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
}

/* ===== Testimonial Cards ===== */
.testimonial-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

/* ===== Mobile Menu ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.mobile-menu-open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu-open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu-open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu-open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu-open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu-open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* ===== Mobile Menu Lines ===== */
.menu-open .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}

.menu-open .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 6px;
}

/* ===== Form Focus States ===== */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #C05746 !important;
    box-shadow: 0 0 0 3px rgba(192, 87, 70, 0.1);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.4rem !important;
    }

    .hero-stats {
        gap: 6px !important;
    }

    .hero-stats > div {
        flex: 1;
    }

    .hero-stats p {
        font-size: 1.5rem !important;
    }

    .floating-card {
        display: none !important;
    }
}

@media (max-width: 640px) {
    html {
        scroll-padding-top: 70px;
    }

    .hero-title {
        font-size: 2rem !important;
    }
}

/* ===== Selection ===== */
::selection {
    background: #C05746;
    color: white;
}