/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* ===== GEOMETRIC SHAPES ===== */
.geo-shape {
    position: absolute;
    pointer-events: none;
    opacity: 0.12;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, #D4A843 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.geo-circle-2 {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: radial-gradient(circle, #52B788 0%, transparent 70%);
    bottom: 10%;
    left: 5%;
    animation: float 10s ease-in-out infinite reverse;
}

.geo-square-1 {
    width: 120px;
    height: 120px;
    background: #D4A843;
    top: 20%;
    left: 8%;
    transform: rotate(45deg);
    opacity: 0.08;
    animation: spin 20s linear infinite;
}

.geo-square-2 {
    width: 80px;
    height: 80px;
    border: 3px solid #52B788;
    top: 60%;
    right: 12%;
    transform: rotate(20deg);
    opacity: 0.15;
    animation: spin 15s linear infinite reverse;
}

.geo-triangle-1 {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid #D4A843;
    top: 40%;
    right: 5%;
    opacity: 0.07;
    animation: float 6s ease-in-out infinite;
}

.geo-triangle-2 {
    width: 0;
    height: 0;
    border-left: 45px solid transparent;
    border-right: 45px solid transparent;
    border-bottom: 78px solid #52B788;
    bottom: 20%;
    left: 15%;
    opacity: 0.09;
    transform: rotate(-15deg);
    animation: float 7s ease-in-out infinite reverse;
}

.geo-dots {
    width: 200px;
    height: 200px;
    background-image: radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px);
    background-size: 20px 20px;
    top: 15%;
    left: 20%;
    opacity: 0.2;
}

/* ===== ANIMATIONS ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== HEADER ===== */
#site-header {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

#site-header.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(27, 67, 50, 0.08);
}

#site-header.scrolled .font-display {
    color: #1B4332 !important;
}

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

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menu-btn.active .menu-line:nth-child(3) {
    width: 20px;
    transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-link {
    position: relative;
    padding-left: 0;
    transition: color 0.2s ease;
}
.mobile-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: #D4A843;
    transition: width 0.3s ease;
}
.mobile-link:hover::after {
    width: 100%;
}

/* ===== SERVICE CARDS ===== */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #1B4332, #52B788, #D4A843);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}
.service-card:hover::before {
    transform: scaleX(1);
}

/* ===== APPROACH STEPS ===== */
.approach-step {
    position: relative;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.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; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .geo-circle-1 { width: 250px; height: 250px; }
    .geo-circle-2 { width: 150px; height: 150px; }
    .geo-square-1 { width: 80px; height: 80px; }
    .geo-square-2 { width: 50px; height: 50px; }
}

@media (min-width: 768px) and (max-width: 1023px) {
    #site-header {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
}

@media (min-width: 1024px) {
    #site-header {
        padding-top: 1.25rem;
        padding-bottom: 1.25rem;
    }
}