/* ===================================
   GLOW — Beauty & Hair Salon
   Custom Styles
   =================================== */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 72px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---------- Navigation ---------- */
.nav-fixed {
    transition: box-shadow 0.3s ease;
}

.nav-scrolled {
    box-shadow: 0 1px 20px rgba(5, 150, 105, 0.08);
}

/* ---------- Buttons ---------- */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover::after {
    opacity: 1;
}

/* ---------- Input Fields ---------- */
.input-field {
    background: #FDFCF7;
    border: 1.5px solid #D1FAE5;
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
    font-family: 'DM Sans', system-ui, sans-serif;
    font-size: 0.9375rem;
    color: #064E3B;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    width: 100%;
}

.input-field::placeholder {
    color: #A7F3D0;
}

.input-field:focus {
    border-color: #059669;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #059669, #34D399);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

/* ---------- Gallery ---------- */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6, 78, 59, 0.3) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ---------- Floating Cards Animation ---------- */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

.floating-card {
    animation: float 4s ease-in-out infinite;
}

.floating-card:nth-child(2) {
    animation-delay: -1s;
    animation-duration: 5s;
}

.floating-card:nth-child(3) {
    animation-delay: -2s;
    animation-duration: 4.5s;
}

/* ---------- Hero Geometric Shapes ---------- */
.hero-geo {
    animation: float 6s ease-in-out infinite;
}

.hero-geo:nth-child(2) {
    animation-delay: -2s;
    animation-duration: 8s;
}

.hero-geo:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 7s;
}

/* ---------- 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; }
}

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #059669;
    color: #D9F99D;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(5, 150, 105, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, background 0.2s ease;
    z-index: 40;
    text-decoration: none;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: #047857;
    transform: translateY(-2px);
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.mobile-link {
    display: block;
}

/* ---------- Testimonial Cards ---------- */
.testimonial-card {
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-family: 'Playfair Display', serif;
    font-size: 5rem;
    line-height: 1;
    color: rgba(5, 150, 105, 0.06);
    font-style: italic;
}

/* ---------- Responsive ---------- */
@media (max-width: 767px) {
    .floating-card {
        display: none;
    }

    .nav-fixed {
        backdrop-filter: saturate(180%) blur(20px);
        -webkit-backdrop-filter: saturate(180%) blur(20px);
    }
}

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