/*
 * Educational Empire Hub - Theme-specific and section styles
 * Additional styling for navigation and specialized components
 */

/* ===================================
   NAVIGATION STYLES
   =================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-sm) 0;
    transition: all var(--duration-normal) var(--ease-out);
}

.nav--scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    padding: var(--space-xs) 0;
}

[data-theme="renaissance"] .nav--scrolled,
[data-theme="art-deco"] .nav--scrolled {
    background: rgba(245, 241, 232, 0.9);
}

[data-theme="impressionist"] .nav--scrolled {
    background: rgba(253, 251, 247, 0.9);
}

[data-theme="contemporary"] .nav--scrolled {
    background: rgba(250, 249, 246, 0.9);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.nav__logo {
    font-family: var(--font-script);
    font-size: 1.8rem;
    color: var(--color-accent);
    transition: color var(--duration-fast);
}

.nav--scrolled .nav__logo {
    color: var(--color-primary);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav__theme {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-accent);
    transition: all var(--duration-fast);
}

.nav--scrolled .nav__theme {
    color: var(--color-primary);
}

.nav__theme:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: rotate(15deg);
}

.nav__hamburger {
    display: none;
    width: 40px;
    height: 40px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: currentColor;
    transition: all var(--duration-normal);
    transform-origin: center;
}

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

.nav__hamburger.is-open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

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

/* Hero section nav colors */
.hero~.nav:not(.nav--scrolled),
.nav:not(.nav--scrolled) {
    color: var(--color-neutral-lightest);
}

.nav:not(.nav--scrolled) .nav-link:hover {
    color: var(--color-accent);
}

/* ===================================
   THEME TRANSITIONS
   =================================== */

:root {
    transition:
        --color-primary var(--duration-slow),
        --color-secondary var(--duration-slow),
        --color-accent var(--duration-slow),
        --color-background var(--duration-slow),
        --color-text var(--duration-slow);
}

body,
.card,
.btn,
.nav,
.section {
    transition: background-color var(--duration-slow) var(--ease-out),
        color var(--duration-slow) var(--ease-out),
        border-color var(--duration-slow) var(--ease-out);
}

/* ===================================
   SECTION BACKGROUNDS
   =================================== */

.section--sublime {
    background:
        radial-gradient(ellipse at 10% 90%, rgba(212, 175, 55, 0.05) 0%, transparent 50%),
        var(--color-background);
}

.section--hustle {
    background:
        radial-gradient(ellipse at 90% 10%, rgba(204, 88, 3, 0.1) 0%, transparent 50%),
        var(--color-neutral-darkest);
}

/* ===================================
   CUSTOM SCROLLBAR
   =================================== */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-neutral-lighter);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 5px;
    border: 2px solid var(--color-neutral-lighter);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

/* Firefox */
html {
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-neutral-lighter);
}

/* ===================================
   SELECTION STYLES
   =================================== */

::selection {
    background: var(--color-accent);
    color: var(--color-neutral-dark);
}

::-moz-selection {
    background: var(--color-accent);
    color: var(--color-neutral-dark);
}

/* ===================================
   FOCUS STYLES
   =================================== */

:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
}

button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ===================================
   SKIP LINK
   =================================== */

.skip-link {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-text-inverse);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    z-index: var(--z-max);
    transition: top var(--duration-fast);
}

.skip-link:focus {
    top: var(--space-md);
}

/* ===================================
   RESPONSIVE NAV
   =================================== */

@media (max-width: 1023px) {
    .nav__hamburger {
        display: flex;
    }

    .nav__menu {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(20px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-lg);
        transform: translateX(100%);
        transition: transform var(--duration-slow) var(--ease-out);
        z-index: var(--z-modal);
    }

    .nav__menu.is-open {
        transform: translateX(0);
    }

    .nav__menu .nav-link {
        font-family: var(--font-display);
        font-size: var(--text-h2);
        color: var(--color-neutral-lightest);
        opacity: 0;
        transform: translateY(20px);
        transition: all var(--duration-normal) var(--ease-out);
    }

    .nav__menu.is-open .nav-link {
        opacity: 1;
        transform: translateY(0);
    }

    .nav__menu.is-open .nav-link:nth-child(1) {
        transition-delay: 100ms;
    }

    .nav__menu.is-open .nav-link:nth-child(2) {
        transition-delay: 150ms;
    }

    .nav__menu.is-open .nav-link:nth-child(3) {
        transition-delay: 200ms;
    }

    .nav__menu.is-open .nav-link:nth-child(4) {
        transition-delay: 250ms;
    }

    .nav__menu.is-open .nav-link:nth-child(5) {
        transition-delay: 300ms;
    }

    .nav__actions .btn {
        display: none;
    }
}

/* ===================================
   PRINT OPTIMIZATIONS
   =================================== */

@media print {

    .nav,
    .scroll-progress,
    .hero__scroll,
    .hero__decor,
    .btn--holographic::before {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding: var(--space-xl);
    }

    .hero__bg {
        display: none;
    }

    .hero__content {
        color: black;
    }

    .hero__title,
    .text-gradient {
        -webkit-text-fill-color: black;
        background: none;
    }
}