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

html {
    scroll-behavior: smooth;
    -webkit-tap-highlight-color: transparent;
}

body {
    min-height: 100vh;
}

::selection {
    background: #16a34a;
    color: #fff;
}

/* ===== Decorative Blobs ===== */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    pointer-events: none;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: #86efac;
    top: -100px;
    right: -100px;
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: #bbf7d0;
    bottom: 20%;
    left: -100px;
    animation: blobFloat 25s ease-in-out infinite reverse;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: #fde68a;
    top: 50%;
    right: 10%;
    animation: blobFloat 18s ease-in-out infinite;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* ===== Floating Cards ===== */
.floating-card {
    animation: float 6s ease-in-out infinite;
}

.card-float-1 {
    animation-delay: 0s;
}

.card-float-2 {
    animation-delay: -2s;
}

.card-float-3 {
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* ===== Card Hover Effects ===== */
.card-main {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ===== Service Cards ===== */
.service-card {
    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);
}

/* ===== Navbar ===== */
.nav-link {
    position: relative;
}

#navbar.scrolled {
    background: rgba(253, 252, 248, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
}

#navbar.scrolled .nav-link {
    color: #4b5563;
}

/* ===== Mobile Menu ===== */
.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #16a34a;
    transition: width 0.3s ease;
}

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

#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

/* Hamburger Animation */
.menu-line {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

#menu-btn.active .menu-line:nth-child(3) {
    width: 1.4rem;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Scroll Reveal ===== */
.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; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ===== Hero Badge Animation ===== */
.hero-badge {
    animation: badgeIn 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

@keyframes badgeIn {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===== Form Input Focus ===== */
input:focus, textarea:focus {
    background: #fff;
}

/* ===== Button Ripple on Touch ===== */
button:active, a:active {
    transform: scale(0.97);
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f0fdf4;
}

::-webkit-scrollbar-thumb {
    background: #86efac;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #4ade80;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .floating-card {
        display: none;
    }

    .card-main {
        aspect-ratio: 3/4;
    }
}

@media (max-width: 640px) {
    .blob {
        opacity: 0.2;
    }
}