/* ============================================
   ArtNecô — Components
   ============================================ */

/* ── Navigation ── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
    transition: background var(--duration-base) var(--ease-smooth),
        padding var(--duration-base) var(--ease-smooth),
        backdrop-filter var(--duration-base) var(--ease-smooth);
}

.nav.scrolled {
    background: rgba(245, 242, 238, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-xs) 0;
    box-shadow: var(--shadow-sm);
}

.nav.on-dark {
    background: transparent;
}

.nav.on-dark.scrolled {
    background: rgba(26, 26, 30, 0.85);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.nav__logo {
    height: 40px;
    width: auto;
    transition: transform var(--duration-fast) var(--ease-smooth);
}

.nav__logo:hover {
    transform: scale(1.05);
}

.nav__links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
    align-items: center;
}

.nav__link {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    position: relative;
    padding: var(--space-xs) 0;
    color: var(--color-text-muted);
    transition: color var(--duration-fast) var(--ease-smooth);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--color-rose);
    transition: width var(--duration-base) var(--ease-out);
}

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

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

.nav.on-dark .nav__link {
    color: var(--color-text-light);
}

.nav.on-dark .nav__link:hover {
    color: var(--color-text-on-dark);
}

/* ── Mobile Menu Toggle ── */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: none;
    padding: 8px;
    z-index: 101;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--duration-base) var(--ease-smooth),
        opacity var(--duration-fast);
    border-radius: 2px;
}

.nav.on-dark .nav__toggle span {
    background: var(--color-text-on-dark);
}

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

.nav__toggle.open span:nth-child(2) {
    opacity: 0;
}

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

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 14px 36px;
    border: none;
    border-radius: 0;
    cursor: none;
    position: relative;
    overflow: hidden;
    transition: all var(--duration-base) var(--ease-smooth);
}

.btn--primary {
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
}

.btn--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-rose), var(--color-crimson));
    opacity: 0;
    transition: opacity var(--duration-base) var(--ease-smooth);
}

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

.btn--primary span {
    position: relative;
    z-index: 1;
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-text);
}

.btn--outline:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

.btn--ghost {
    background: transparent;
    color: var(--color-rose);
    padding: 8px 0;
    letter-spacing: 0.1em;
}

.btn--ghost::after {
    content: '→';
    margin-left: 8px;
    transition: transform var(--duration-fast) var(--ease-smooth);
    display: inline-block;
}

.btn--ghost:hover::after {
    transform: translateX(4px);
}

/* ── Cards ── */
.card {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    position: relative;
    overflow: hidden;
    transition: transform var(--duration-base) var(--ease-smooth),
        box-shadow var(--duration-base) var(--ease-smooth);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-rose), var(--color-blue), var(--color-green));
    opacity: 0;
    transition: opacity var(--duration-base) var(--ease-smooth);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.card__number {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    color: var(--color-border);
    line-height: 1;
    margin-bottom: var(--space-sm);
    transition: color var(--duration-base) var(--ease-smooth);
}

.card:hover .card__number {
    color: var(--color-rose);
}

.card__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.card__text {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: 1.7;
}

/* ── Decorative Dots (like the logo) ── */
.dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    position: absolute;
    animation: floatSlow 6s ease-in-out infinite;
}

.dot--rose {
    background: var(--color-rose);
}

.dot--blue {
    background: var(--color-blue);
}

.dot--green {
    background: var(--color-green);
}

.dot--orange {
    background: var(--color-orange);
}

.dot--crimson {
    background: var(--color-crimson);
}

.dot--pink {
    background: var(--color-pink);
}

/* ── Decorative Flowing Line (like logo curves) ── */
.flowing-line {
    position: absolute;
    pointer-events: none;
    opacity: 0.15;
}

.flowing-line path {
    fill: none;
    stroke: var(--color-text);
    stroke-width: 1.5;
}

/* ── Divider ── */
.divider {
    width: 60px;
    height: 1.5px;
    background: var(--color-rose);
    margin: var(--space-md) 0;
}

.divider--center {
    margin: var(--space-md) auto;
}

.divider--light {
    background: var(--color-text-on-dark);
    opacity: 0.3;
}

/* ── Tag / Badge ── */
.tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 6px 16px;
    border: 1px solid var(--color-border);
    border-radius: 50px;
    color: var(--color-text-muted);
}

/* ── Ornamental Frame ── */
.ornament {
    position: absolute;
    pointer-events: none;
    opacity: 0.08;
}

.ornament svg {
    width: 100%;
    height: 100%;
}

/* ── Social Links ── */
.social-links {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1.5px solid var(--color-border-dark);
    border-radius: var(--radius-full);
    transition: all var(--duration-base) var(--ease-smooth);
    color: var(--color-text-on-dark);
}

.social-link:hover {
    background: var(--color-rose);
    border-color: var(--color-rose);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* ── Mobile Menu ── */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 99;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-base) var(--ease-smooth),
        visibility var(--duration-base);
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__link {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-text);
    transition: color var(--duration-fast) var(--ease-smooth);
}

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

/* ── Responsive ── */
@media (max-width: 768px) {
    .nav__links {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .card {
        padding: var(--space-md);
    }
}