/**
 * TSO Theme - Custom Styles
 * Dark terminal aesthetic supplementary overrides
 */

/* ============================================
   ENHANCED ANIMATIONS
   ============================================ */

body:not(.is-loaded) .hero-content {
    opacity: 0;
}

body.is-loaded .hero-content {
    animation: fadeInUp 1s var(--ease-out-expo) forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Menu toggle animation */
.menu-toggle.is-open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

body.menu-open {
    overflow: hidden;
}

/* ============================================
   FORM MESSAGE STYLES
   ============================================ */
.form-message {
    margin-top: 16px;
    padding: 16px 20px;
    border-radius: 2px;
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: var(--font-mono);
    text-align: center;
}

.form-message--success {
    background-color: rgba(111, 188, 111, 0.08);
    color: var(--color-green);
    border: 1px solid rgba(111, 188, 111, 0.25);
}

.form-message--error {
    background-color: rgba(255, 45, 85, 0.08);
    color: var(--color-red);
    border: 1px solid rgba(255, 45, 85, 0.25);
}

/* ============================================
   GRADIENT TEXT EFFECT (TERMINAL)
   ============================================ */
.gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, #c0c0c0 50%, var(--color-accent) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50%       { background-position: 100% center; }
}

/* ============================================
   DARK GLASS CARDS
   ============================================ */
.glass-card {
    background: rgba(150, 150, 150, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-accent);
}

/* ============================================
   SERVICE CARD TOP ACCENT LINE
   ============================================ */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--duration-medium);
}

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

/* ============================================
   CURSOR RADIAL GLOW ON HERO
   ============================================ */
@media (hover: hover) and (pointer: fine) {
    .hero {
        position: relative;
    }

    .hero::after {
        content: '';
        position: absolute;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(150, 150, 150, 0.05) 0%, transparent 70%);
        pointer-events: none;
        transform: translate(-50%, -50%);
        opacity: 0;
        transition: opacity 0.3s;
    }
}

/* ============================================
   SELECTION
   ============================================ */
::selection {
    background-color: var(--color-accent-mid);
    color: var(--color-white);
}

::-moz-selection {
    background-color: var(--color-accent-mid);
    color: var(--color-white);
}

/* ============================================
   FOCUS STYLES
   ============================================ */
:focus-visible {
    outline: 1px solid var(--color-accent);
    outline-offset: 3px;
}

button:focus-visible,
a:focus-visible {
    outline: 1px solid var(--color-accent);
    outline-offset: 3px;
}

:focus:not(:focus-visible) {
    outline: none;
}

/* ============================================
   SKIP LINK
   ============================================ */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 20px;
    background: var(--color-black-300);
    color: var(--color-white);
    border: 1px solid var(--border-accent);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    letter-spacing: 0.05em;
    z-index: 9999;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 16px;
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .site-header,
    .hero-scroll,
    .nav-cta,
    .btn,
    .contact-form-wrapper,
    .footer-hud {
        display: none !important;
    }

    .section {
        padding: 40px 0;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    h1, h2, h3, h4 {
        page-break-after: avoid;
        color: #000;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* ============================================
   FORM SUBMIT LOADING STATE
   ============================================ */
.form-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-submit.is-loading {
    position: relative;
    color: transparent;
}

.form-submit.is-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 1px solid transparent;
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   TOOLTIP
   ============================================ */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: 6px 10px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--color-white);
    background: var(--color-black-300);
    border: 1px solid var(--border-color);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s var(--ease-out-quart);
    pointer-events: none;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}

/* ============================================
   NEO-INDUSTRIAL CARD ENHANCEMENTS
   ============================================ */
.service-card {
    position: relative;
    overflow: visible;
}

.service-card::after {
    content: '';
    position: absolute;
    top: -1px;
    right: -1px;
    width: 12px;
    height: 12px;
    border-top: 1px solid var(--color-accent);
    border-right: 1px solid var(--color-accent);
    opacity: 0;
    transition: opacity var(--duration-fast);
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 0.6;
}

.value-card,
.expertise-card,
.team-card {
    position: relative;
}

.value-card::after,
.expertise-card::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: -1px;
    width: 12px;
    height: 12px;
    border-bottom: 1px solid var(--color-accent);
    border-left: 1px solid var(--color-accent);
    opacity: 0;
    transition: opacity var(--duration-fast);
    pointer-events: none;
}

.value-card:hover::after,
.expertise-card:hover::after {
    opacity: 0.6;
}

.category-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: #777777;
    opacity: 1;
    line-height: 1;
    margin-bottom: 4px;
}

[data-theme="light"] .category-number {
    color: #aaaaaa;
}

/* ============================================
   DATA TICKER LIGHT MODE
   ============================================ */
.data-ticker {
    background: var(--color-black-100);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

/* ============================================
   LIGHT MODE OVERRIDES
   ============================================ */
[data-theme="light"] .hero::after {
    background: radial-gradient(ellipse at center top, rgba(150, 150, 150, 0.04) 0%, transparent 60%);
}

[data-theme="light"] .btn-secondary {
    border-color: var(--color-gray);
    color: var(--color-white);
}

[data-theme="light"] .btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

[data-theme="light"] .btn-primary {
    color: var(--color-black);
    background-color: var(--color-white);
    border-color: var(--color-white);
}

[data-theme="light"] .glitch-text {
    text-shadow: none;
}

[data-theme="light"] .noise-grain {
    opacity: var(--noise-opacity);
}

[data-theme="light"] .scan-line {
    opacity: 0;
}

[data-theme="light"] .col-lines span {
    background: var(--grid-line-strong);
}

[data-theme="light"] .services-hero {
    background: #F5F3F0;
}

[data-theme="light"] .about-hero {
    background: linear-gradient(180deg, var(--color-black) 0%, var(--color-black-200) 100%);
}

[data-theme="light"] .main-nav.is-open {
    background: var(--nav-overlay-bg, #F5F3F0);
}

[data-theme="light"] .main-nav.is-open .nav-link {
    color: #1a1a1a;
}

[data-theme="light"] .main-nav.is-open .nav-prefix {
    color: #999;
}

[data-theme="light"] .main-nav.is-open .nav-cta {
    border-color: rgba(0, 0, 0, 0.2);
    color: #1a1a1a;
}

[data-theme="light"] .main-nav.is-open .nav-cta:hover {
    border-color: #1a1a1a;
    color: #1a1a1a;
}

[data-theme="light"] .main-nav.is-open .theme-toggle {
    border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .main-nav.is-open .theme-toggle svg {
    stroke: #1a1a1a;
}

[data-theme="light"] .cert-logo-placeholder img {
    filter: grayscale(100%) brightness(0.4);
}

[data-theme="light"] .cert-logo-placeholder:hover img {
    filter: grayscale(0%);
}

[data-theme="light"] .hero-eyebrow {
    background: rgba(150, 150, 150, 0.05);
    border-color: rgba(150, 150, 150, 0.15);
}

[data-theme="light"] .service-icon {
    background: rgba(150, 150, 150, 0.05);
    border-color: rgba(150, 150, 150, 0.15);
}

[data-theme="light"] .services-hero-stats {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .footer-hud {
    color: var(--color-gray-light);
}

[data-theme="light"] .form-input::placeholder,
[data-theme="light"] .form-textarea::placeholder {
    color: var(--color-gray);
}

[data-theme="light"] .menu-toggle span {
    background-color: var(--color-white);
}

[data-theme="light"] body.menu-open .menu-toggle span {
    background-color: #1a1a1a;
}