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

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

body {
    overflow-x: hidden;
}

::selection {
    background: #e8634a;
    color: #fff;
}

/* ===== Animations ===== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    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.visible {
    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; }

/* ===== Navigation ===== */
#navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    border-bottom-color: #e5e5e5;
    box-shadow: 0 1px 0 rgba(0,0,0,0.04);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #e8634a;
    transition: width 0.3s ease;
}

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

#navbar.scrolled .nav-logo-text {
    color: #1a1a1a;
}

/* ===== Mobile Menu ===== */
.menu-line {
    transition: all 0.3s ease;
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 24px;
}

.mobile-menu-link {
    position: relative;
}

/* ===== Hero ===== */
.hero-image-wrapper {
    position: relative;
    overflow: hidden;
}

.hero-image {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.02);
}

.hero-stat-card {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* ===== Section Headers ===== */
.section-eyebrow {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-eyebrow.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.section-title.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Service Cards ===== */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #e8634a, #f09080);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ===== Buttons ===== */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s ease;
}

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

/* ===== Form ===== */
.form-input {
    background: transparent;
}

.form-input:focus {
    border-bottom-color: #e8634a !important;
}

.form-input::placeholder {
    color: #d4d4d4;
}

.form-input option {
    background: #fff;
    color: #2D2D2D;
}

/* ===== Divider ===== */
.divider-line {
    opacity: 0;
    transition: opacity 0.6s ease;
}

.divider-line.visible {
    opacity: 1;
}

/* ===== Process Steps ===== */
.process-step {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.process-step.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Contact Info ===== */
.contact-info-item {
    opacity: 0;
    transform: translateX(-12px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.contact-info-item.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Image Hover ===== */
.about-image {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.01);
}

/* ===== Responsive ===== */
@media (max-width: 767px) {
    .hero-headline {
        font-size: 2.5rem;
    }

    .hero-stat-card {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: 1.5rem;
        max-width: 100%;
    }

    .hero-image {
        height: 360px !important;
    }

    .section-title {
        font-size: 2rem;
    }

    .service-card {
        padding: 2rem !important;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .hero-headline {
        font-size: 3rem;
    }

    .hero-image {
        height: 480px !important;
    }
}

@media (min-width: 1024px) {
    .hero-headline {
        font-size: 3.5rem;
    }
}

/* ===== Focus Visible ===== */
:focus-visible {
    outline: 2px solid #e8634a;
    outline-offset: 2px;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}