:root {
    --accent: #ff087f;
    --accent-2: #ff4fc3;
    --glow: #ff8bd1;
    --page-bg: #fff5fc;
    --card-bg: #ffffff;
    --text: #201333;
    --muted: #594d68;
    --border: #ffd2ec;
    --hero-a: #fff45c;
    --hero-b: #ff9ee8;
    --footer: #570c49;
    --shadow: rgba(255, 8, 127, 0.2);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background:
        linear-gradient(135deg, var(--page-bg), #ffffff, var(--hero-b));
    transition: background 1.2s ease, color 1.2s ease;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

header {
    position: relative;
    z-index: 10;
    min-height: 76px;
    padding: 16px 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
    background: var(--card-bg);
    border-bottom: 2px solid var(--border);
    transition: background 1.2s ease, border-color 1.2s ease;
}

.logo {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 900;
    color: var(--accent);
    letter-spacing: -1px;
}

nav {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

nav a {
    font-weight: 700;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--accent);
}

.theme-button {
    padding: 11px 16px;
    border: 0;
    border-radius: 30px;
    color: white;
    background: linear-gradient(110deg, var(--accent), var(--accent-2));
    font-weight: 800;
    box-shadow: 0 0 15px var(--glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.theme-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--glow);
}

/* HERO SECTION WITH MASSAGE BACKGROUND */

.hero {
    position: relative;
    isolation: isolate;
    min-height: 470px;
    padding: 75px 7%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    color: #ffffff;

    background-image:
        linear-gradient(
            90deg,
            rgba(45, 0, 35, 0.86) 0%,
            rgba(45, 0, 35, 0.58) 48%,
            rgba(45, 0, 35, 0.15) 100%
        ),
        url("./spa-background.jpg");

    background-position: center, center 45%;
    background-size: cover, cover;
    background-repeat: no-repeat;
    border-radius: 0 0 28px 28px;
    overflow: hidden;
}

.hero .tagline {
    color: #ffff00;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 3px;
}

.hero h1 {
    max-width: 750px;
    margin: 15px 0;
    color: #ffffff;
    font-size: clamp(38px, 6vw, 70px);
    line-height: 1.08;
    letter-spacing: -1.5px;
}

.hero p {
    max-width: 560px;
    color: #ffffff;
    line-height: 1.7;
    font-size: 18px;
}

.button,
.choose-service {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    border: 0;
    border-radius: 40px;
    color: #ffffff;
    background: linear-gradient(110deg, var(--accent), var(--accent-2));
    font-weight: 800;
    box-shadow: 0 7px 22px var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.4s ease;
}

.hero .button {
    margin-top: 10px;
    background: linear-gradient(110deg, #ff0080, #ff35cf);
    box-shadow: 0 0 25px rgba(255, 0, 180, 0.65);
}

.button:hover,
.choose-service:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 25px var(--glow);
}

/* SERVICES */

.section {
    padding: 55px 5%;
    text-align: center;
}

.section h2 {
    margin: 0 0 12px;
    font-size: clamp(30px, 4vw, 44px);
}

.section-description {
    margin: 0 auto 30px;
    color: var(--muted);
    line-height: 1.6;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    max-width: 1250px;
    margin: 30px auto 0;
}

.service-card {
    padding: 28px 22px;
    background: var(--card-bg);
    border: 2px solid var(--border);
    border-radius: 25px;
    box-shadow: 0 10px 30px var(--shadow);
    transition:
        transform 0.4s ease,
        background 1.2s ease,
        border-color 1.2s ease,
        box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 38px var(--shadow);
}

.service-icon {
    margin-bottom: 12px;
    font-size: 45px;
}

.service-card h3 {
    margin: 10px 0;
    font-size: 23px;
}

.service-card p {
    min-height: 50px;
    color: var(--muted);
    line-height: 1.7;
}

.choose-service {
    margin-top: 10px;
}

/* BOOKING FORM */

.booking-section {
    background: linear-gradient(135deg, var(--hero-b), var(--page-bg));
    transition: background 1.2s ease;
}

#booking-form {
    width: 100%;
    max-width: 580px;
    margin: 25px auto 0;
    padding: 30px;
    text-align: left;
    background: var(--card-bg);
    border: 2px solid var(--border);
    border-radius: 25px;
    box-shadow: 0 12px 35px var(--shadow);
    transition: background 1.2s ease, border-color 1.2s ease;
}

#booking-form label {
    display: block;
    margin: 18px 0 8px;
    font-weight: 800;
}

#booking-form input,
#booking-form select {
    width: 100%;
    min-height: 48px;
    padding: 12px;
    color: var(--text);
    background: var(--page-bg);
    border: 2px solid var(--border);
    border-radius: 12px;
    outline: none;
    transition: border-color 0.3s ease, background 1.2s ease;
}

#booking-form input:focus,
#booking-form select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--shadow);
}

.submit-button {
    width: 100%;
    margin-top: 25px;
}

#booking-message {
    color: var(--accent);
    font-weight: 800;
    line-height: 1.6;
}

/* FOOTER */

footer {
    padding: 30px 6%;
    text-align: center;
    color: #ffffff;
    background: var(--footer);
    transition: background 1.2s ease;
}

footer p {
    margin: 0;
}

/* ANIMATED GRADIENT */

@keyframes gradient-flow {
    0%, 100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* MOBILE DESIGN */

@media (max-width: 760px) {
    header {
        justify-content: center;
        text-align: center;
    }

    nav {
        justify-content: center;
        gap: 15px;
    }

    .hero {
        min-height: 420px;
        padding: 45px 6%;
        background-position: center, 60% center;
    }

    .hero h1 {
        font-size: clamp(34px, 9vw, 48px);
    }

    .hero p {
        font-size: 16px;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 40px 5%;
    }

    #booking-form {
        padding: 22px;
    }
}

/* ACCESSIBILITY */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation: none !important;
        transition: none !important;
    }
}