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

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

body {
    background-color: #030812;
    color: #ffffff;
    font-family: 'Inter', system-ui, sans-serif;
    line-height: 1.6;
}

::selection {
    background: rgba(0, 212, 170, 0.3);
    color: #ffffff;
}

/* ===== Decorative Background Shapes ===== */
.deco-circle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.deco-circle--1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.06) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

.deco-circle--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.04) 0%, transparent 70%);
    bottom: 20%;
    left: -100px;
}

.deco-circle--3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.05) 0%, transparent 70%);
    top: 50%;
    right: 10%;
}

.deco-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 60px 104px 60px;
    border-color: transparent transparent rgba(0, 212, 170, 0.05) transparent;
    top: 30%;
    left: 5%;
    transform: rotate(15deg);
    pointer-events: none;
    z-index: 0;
}

.deco-square {
    position: absolute;
    width: 120px;
    height: 120px;
    border: 2px solid rgba(0, 212, 170, 0.06);
    border-radius: 20px;
    bottom: 15%;
    right: 8%;
    transform: rotate(45deg);
    pointer-events: none;
    z-index: 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00D4AA;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #34D399 !important;
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(3, 8, 18, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile menu */
.mobile-nav-link {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-link:last-child {
    border-bottom: none;
}

/* ===== Buttons ===== */
.btn-primary {
    background: linear-gradient(135deg, #00D4AA 0%, #00B894 100%);
    color: #050D1A;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 212, 170, 0.3);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.4);
    background: linear-gradient(135deg, #34D399 0%, #00D4AA 100%);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(0, 212, 170, 0.5);
    transform: translateY(-2px);
}

/* ===== Tags & Labels ===== */
.tag-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.3);
    color: #00D4AA;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 16px;
    border-radius: 100px;
}

.tag-label::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #00D4AA;
    border-radius: 50%;
}

/* ===== Pills ===== */
.pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.pill:hover {
    background: rgba(0, 212, 170, 0.1);
    border-color: rgba(0, 212, 170, 0.3);
    color: #00D4AA;
}

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

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

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

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

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

/* ===== Menu Cards ===== */
.menu-card {
    position: relative;
}

.menu-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    border: 1px solid transparent;
    transition: border-color 0.3s ease;
    pointer-events: none;
    z-index: 1;
}

.menu-card:hover::after {
    border-color: rgba(0, 212, 170, 0.3);
}

/* ===== Form Inputs ===== */
.input-field {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 14px 16px;
    color: #ffffff;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
    width: 100%;
}

.input-field::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.input-field:focus {
    border-color: rgba(0, 212, 170, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(0, 212, 170, 0.1);
}

.input-field option {
    background: #050D1A;
    color: #ffffff;
}

textarea.input-field {
    resize: none;
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .floating-card {
        animation: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        transition: none;
    }
}

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

    .deco-circle,
    .deco-triangle,
    .deco-square {
        display: none;
    }

    h1 {
        font-size: 2.5rem !important;
    }

    h2 {
        font-size: 2rem !important;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .floating-card {
        display: none;
    }
}

/* ===== Image hover effects ===== */
img {
    max-width: 100%;
    height: auto;
}

/* ===== Focus visible ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid #00D4AA;
    outline-offset: 2px;
    border-radius: 4px;
}

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

::-webkit-scrollbar-track {
    background: #030812;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 212, 170, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 212, 170, 0.5);
}