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

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

body {
    margin: 0;
}

/* ===== Geometric Background Shapes ===== */
.geo-circle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.geo-circle--1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(184, 32, 74, 0.04) 0%, transparent 70%);
    top: 10%;
    left: -100px;
}

.geo-circle--2 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 126, 154, 0.06) 0%, transparent 70%);
    top: 60%;
    right: -50px;
}

.geo-circle--3 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(184, 32, 74, 0.05) 0%, transparent 70%);
    bottom: 20%;
    left: 30%;
}

.geo-rect {
    position: absolute;
    pointer-events: none;
    border: 2px solid rgba(184, 32, 74, 0.06);
    border-radius: 20px;
    transform: rotate(15deg);
}

.geo-rect--1 {
    width: 120px;
    height: 120px;
    top: 40%;
    right: 5%;
}

.geo-triangle {
    position: absolute;
    pointer-events: none;
    width: 0;
    height: 0;
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 70px solid rgba(184, 32, 74, 0.04);
}

.geo-triangle--1 {
    top: 75%;
    left: 8%;
    transform: rotate(-20deg);
}

/* ===== Animations ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(12deg); }
    50% { transform: translateY(-15px) rotate(12deg); }
}

@keyframes float-delay {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 5s ease-in-out infinite;
    animation-delay: 1s;
}

/* ===== Navbar ===== */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(255, 248, 240, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(110, 22, 46, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #b8204a;
    transition: width 0.3s ease;
    border-radius: 1px;
}

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

/* ===== Mobile Menu ===== */
.mobile-nav-link {
    position: relative;
    padding-left: 0;
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.mobile-nav-link:hover {
    color: #b8204a;
    padding-left: 8px;
}

.mobile-nav-link::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 100%;
    background: rgba(184, 32, 74, 0.06);
    border-radius: 6px;
    transition: width 0.3s ease;
}

.mobile-nav-link:hover::before {
    width: calc(100% + 24px);
}

/* ===== Service Cards ===== */
.service-card {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* ===== Experience Cards ===== */
.experience-card {
    backdrop-filter: blur(10px);
}

/* ===== Scroll Reveal (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .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; }
}

/* ===== Focus styles ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #b8204a;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== Selection ===== */
::selection {
    background: rgba(184, 32, 74, 0.15);
    color: #3b0712;
}

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

::-webkit-scrollbar-track {
    background: #FFF8F0;
}

::-webkit-scrollbar-thumb {
    background: #f9cfd9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #f4a3b8;
}

/* ===== Responsive adjustments ===== */
@media (max-width: 768px) {
    .geo-circle--1 {
        width: 200px;
        height: 200px;
    }

    .geo-circle--2 {
        width: 120px;
        height: 120px;
    }
}