/* ============================================
   KC Nail Salon — Classic & Elegant
   Midnight Blue + Mint Palette
   ============================================ */

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

:root {
    --midnight: #0a1628;
    --midnight-light: #132038;
    --midnight-mid: #1a2d4a;
    --mint: #2dd4bf;
    --mint-light: #5eead4;
    --mint-dark: #0d9488;
    --mint-pale: #ccfbf1;
    --cream: #f8f7f4;
    --cream-dark: #f0ede8;
    --sand: #e8e4dd;
    --text-dark: #0f172a;
    --text-mid: #334155;
    --text-light: #64748b;
    --white: #ffffff;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    background: var(--cream);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.15;
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    transition: var(--transition);
}

.nav.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nav__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav__logo-mark {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--mint);
    letter-spacing: 0.05em;
}

.nav__logo-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--white);
    letter-spacing: 0.02em;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav__link {
    font-size: 0.875rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.03em;
    transition: var(--transition);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--mint);
    transition: var(--transition);
}

.nav__link:hover {
    color: var(--white);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--mint-dark);
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: 100px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background: var(--mint);
    color: var(--midnight) !important;
}

/* Mobile Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav__toggle-line {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--white);
    transition: var(--transition);
    transform-origin: center;
}

.nav__toggle.active .nav__toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.nav__toggle.active .nav__toggle-line:nth-child(2) {
    opacity: 0;
}

.nav__toggle.active .nav__toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--midnight);
    padding: 100px 32px 40px;
}

.mobile-menu.open {
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.mobile-menu__link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.mobile-menu__link:hover {
    color: var(--mint);
}

.mobile-menu__link--cta {
    margin-top: 16px;
    font-family: var(--font-sans);
    font-size: 1rem;
    background: var(--mint-dark);
    color: var(--white);
    padding: 12px 32px;
    border-radius: 100px;
}

.mobile-menu__contact {
    margin-top: 32px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    line-height: 2;
}

.mobile-menu__contact a {
    color: var(--mint-light);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--midnight);
}

.hero__bg {
    position: absolute;
    inset: 0;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(13, 148, 136, 0.35) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(45, 212, 191, 0.2) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 80% 20%, rgba(13, 148, 136, 0.25) 0%, transparent 60%),
        linear-gradient(160deg, #0a1628 0%, #0f2035 40%, #0a1628 100%);
}

.hero__pattern {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: 
        radial-gradient(circle at 25% 25%, var(--white) 1px, transparent 1px),
        radial-gradient(circle at 75% 75%, var(--white) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 120px 24px 80px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 32px;
    padding: 8px 20px;
    border: 1px solid rgba(45, 212, 191, 0.25);
    border-radius: 100px;
    background: rgba(45, 212, 191, 0.06);
}

.hero__headline {
    font-size: clamp(2.75rem, 7vw, 5rem);
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.08;
    letter-spacing: -0.01em;
}

.hero__accent {
    font-style: italic;
    font-weight: 400;
    color: var(--mint-light);
}

.hero__subheadline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    max-width: 560px;
    margin: 0 auto 40px;
    font-weight: 300;
}

.hero__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1;
    margin-bottom: 4px;
}

.hero__stat-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero__stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.12);
}

.hero__scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.35);
}

.hero__scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn--primary {
    background: var(--mint-dark);
    color: var(--white);
}

.btn--primary:hover {
    background: var(--mint);
    color: var(--midnight);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(45, 212, 191, 0.3);
}

.btn--ghost {
    background: transparent;
    color: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--ghost:hover {
    border-color: var(--mint);
    color: var(--mint-light);
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* ---------- Section Shared ---------- */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--mint-dark);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-title-accent {
    font-style: italic;
    font-weight: 400;
    color: var(--mint-dark);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---------- Services ---------- */
.services {
    padding: 100px 0;
    background: var(--cream);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
    border-color: rgba(45, 212, 191, 0.2);
}

.service-card__icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.1), rgba(45, 212, 191, 0.08));
    color: var(--mint-dark);
    margin-bottom: 20px;
}

.service-card__title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.service-card__description {
    font-size: 0.925rem;
    color: var(--text-light);
    line-height: 1.65;
}

/* ---------- About ---------- */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about__image-col {
    position: relative;
}

.about__image-wrapper {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.12);
}

.about__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about__image-accent {
    position: absolute;
    bottom: -40px;
    right: -32px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(10, 22, 40, 0.15);
    border: 4px solid var(--white);
    max-width: 260px;
}

.about__image-accent img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about__text-col {
    padding: 20px 0;
}

.about__text-col .section-tag {
    text-align: left;
}

.about__text-col .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about__text-col > p {
    font-size: 1rem;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about__features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about__feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-mid);
    font-weight: 400;
}

.about__feature svg {
    color: var(--mint-dark);
    flex-shrink: 0;
}

/* ---------- Gallery ---------- */
.gallery {
    padding: 100px 0;
    background: var(--cream);
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery__item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 5/4;
    cursor: pointer;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery__item:hover img {
    transform: scale(1.08);
}

.gallery__item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 22, 40, 0.7) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition);
}

.gallery__item:hover .gallery__item-overlay {
    opacity: 1;
}

.gallery__item-overlay span {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--white);
}

/* ---------- Testimonials ---------- */
.testimonials {
    padding: 100px 0;
    background: var(--midnight);
}

.testimonials .section-title {
    color: var(--white);
}

.testimonials .section-subtitle {
    color: rgba(255, 255, 255, 0.5);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--midnight-light);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 36px 28px;
    position: relative;
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: rgba(45, 212, 191, 0.2);
    transform: translateY(-4px);
}

.testimonial-card__quote-mark {
    font-family: var(--font-serif);
    font-size: 4rem;
    line-height: 1;
    color: var(--mint-dark);
    opacity: 0.4;
    position: absolute;
    top: 20px;
    right: 24px;
}

.testimonial-card__text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.75;
    margin-bottom: 24px;
    margin-top: 20px;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-card__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mint-dark), var(--mint));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
}

.testimonial-card__name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--white);
}

/* ---------- Contact ---------- */
.contact {
    padding: 100px 0;
    background: var(--cream);
}

.contact__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact__info .section-tag {
    text-align: left;
}

.contact__info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact__info > p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.75;
    margin-bottom: 36px;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact__detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact__detail-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.1), rgba(45, 212, 191, 0.06));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-dark);
    flex-shrink: 0;
}

.contact__detail-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact__detail-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-light);
}

.contact__detail-text span,
.contact__detail-text a {
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

.contact__detail-text a:hover {
    color: var(--mint-dark);
}

/* Form */
.contact__form-col {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 8px 40px rgba(10, 22, 40, 0.06);
}

.contact__form-title {
    font-size: 1.5rem;
    margin-bottom: 28px;
    color: var(--text-dark);
}

.contact__form-group {
    margin-bottom: 20px;
}

.contact__form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 8px;
}

.contact__form-input,
.contact__form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--sand);
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-dark);
    background: var(--cream);
    transition: var(--transition);
    outline: none;
}

.contact__form-input:focus,
.contact__form-textarea:focus {
    border-color: var(--mint-dark);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.contact__form-input::placeholder,
.contact__form-textarea::placeholder {
    color: var(--text-light);
}

.contact__form-textarea {
    resize: vertical;
    min-height: 100px;
}

.contact__form-success {
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(13, 148, 136, 0.08);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: 10px;
    font-size: 0.9rem;
    color: var(--mint-dark);
}

.contact__form-success.show {
    display: flex;
}

/* ---------- Map ---------- */
.map-section {
    background: var(--midnight);
}

.map-section iframe {
    display: block;
    opacity: 0.85;
    filter: grayscale(0.3);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--midnight);
    padding: 64px 0 0;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.footer__logo-mark {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--mint);
}

.footer__logo-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--white);
}

.footer__tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.65;
    max-width: 280px;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--mint);
}

.footer__contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer__contact p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.45);
}

.footer__contact a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer__contact a:hover {
    color: var(--mint);
}

.footer__bottom {
    padding: 24px 0;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ---------- Reveal Animations ---------- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html { scroll-behavior: auto; }
    .hero__scroll-line { animation: none; }
    .gallery__item img { transition: none; }
    .gallery__item:hover img { transform: none; }
    .service-card:hover { transform: none; }
    .testimonial-card:hover { transform: none; }
    .btn--primary:hover { transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .testimonials__grid .testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav__links {
        display: none;
    }
    .nav__toggle {
        display: flex;
    }
    .hero__content {
        padding: 100px 24px 80px;
    }
    .hero__stats {
        gap: 20px;
    }
    .hero__stat-number {
        font-size: 1.4rem;
    }
    .about__inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .about__image-accent {
        right: 16px;
        bottom: -24px;
        max-width: 200px;
    }
    .about__features {
        grid-template-columns: 1fr;
    }
    .services__grid {
        grid-template-columns: 1fr;
    }
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
    .testimonials__grid .testimonial-card:last-child {
        grid-column: auto;
        max-width: 100%;
    }
    .contact__inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact__form-col {
        padding: 28px;
    }
    .footer__inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero__actions {
        flex-direction: column;
        width: 100%;
    }
    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }
    .hero__stats {
        flex-direction: column;
        gap: 16px;
    }
    .hero__stat-divider {
        width: 40px;
        height: 1px;
    }
    .gallery__grid {
        grid-template-columns: 1fr;
    }
}