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

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

body {
    min-height: 100vh;
}

::selection {
    background: #FFB3BA;
    color: #3b0a16;
}

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

.geo-circle--1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 179, 186, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -150px;
    animation: float-slow 20s ease-in-out infinite;
}

.geo-circle--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(156, 28, 55, 0.08) 0%, transparent 70%);
    bottom: 10%;
    left: -100px;
    animation: float-slow 15s ease-in-out infinite reverse;
}

.geo-circle--3 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 138, 149, 0.12) 0%, transparent 70%);
    top: 50%;
    right: 5%;
    animation: float-slow 12s ease-in-out infinite;
}

.geo-rect {
    position: absolute;
    pointer-events: none;
    opacity: 0.06;
    background: #9c1c37;
    border-radius: 24px;
    transform: rotate(45deg);
}

.geo-rect--1 {
    width: 120px;
    height: 120px;
    top: 30%;
    left: 5%;
    animation: spin-slow 30s linear infinite;
}

.geo-triangle {
    position: absolute;
    pointer-events: none;
    width: 0;
    height: 0;
    opacity: 0.06;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid #9c1c37;
}

.geo-triangle--1 {
    top: 60%;
    right: 8%;
    animation: float-slow 18s ease-in-out infinite;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(3deg); }
}

@keyframes spin-slow {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

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

#navbar.scrolled {
    background: rgba(255, 248, 246, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(156, 28, 55, 0.08);
}

/* ===== Mobile Menu ===== */
.menu-line {
    display: block;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

#menuBtn.active .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(4px, -4px);
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #b82642, #ff6b78, #ffb3ba);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card:hover::before {
    opacity: 1;
}

/* ===== Feature Cards ===== */
.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ffb3ba, #ff6b78, #b82642);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover::after {
    opacity: 1;
}

/* ===== Scroll Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ===== Form Focus Styles ===== */
input:focus,
textarea:focus,
select:focus {
    border-color: #b82642 !important;
    box-shadow: 0 0 0 4px rgba(184, 38, 66, 0.1) !important;
}

/* ===== Button Hover Glow ===== */
button:hover,
a:hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #FFF8F6;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #b82642, #9c1c37);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #d44562, #b82642);
}

/* ===== Loading State ===== */
.btn-loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading #btnIcon {
    animation: spin 1s linear infinite;
}

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

/* ===== Responsive Adjustments ===== */
@media (max-width: 768px) {
    .geo-circle--1 {
        width: 300px;
        height: 300px;
    }
    .geo-circle--2 {
        width: 200px;
        height: 200px;
    }
    .geo-circle--3 {
        display: none;
    }
    .geo-rect--1 {
        display: none;
    }
    .geo-triangle--1 {
        display: none;
    }
}