/* ============================================
   TWINS TECHIE - COMPONENT STYLES
   ============================================ */

/* ===== CUSTOM CURSOR ===== */
.cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-accent-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transition: transform 0.15s ease-out, opacity 0.15s ease-out, 
                width 0.2s ease-out, height 0.2s ease-out,
                background-color 0.2s ease-out;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

.cursor-dot {
    position: fixed;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transform: translate(-50%, -50%);
    transition: transform 0.05s ease-out;
}

.cursor.hover {
    width: 50px;
    height: 50px;
    background-color: rgba(99, 102, 241, 0.1);
    border-color: var(--color-accent-secondary);
}

.cursor.clicking {
    transform: translate(-50%, -50%) scale(0.8);
}

@media (max-width: 1024px) {
    .cursor, .cursor-dot {
        display: none;
    }
}

/* ===== LOADER ===== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-primary);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--space-8);
}

.loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
}

.loader-logo {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.loader-bar {
    width: 200px;
    height: 3px;
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.2s forwards;
}

.loader-progress {
    height: 100%;
    width: 0%;
    background: var(--color-accent-gradient);
    border-radius: var(--radius-full);
    animation: loadProgress 2s ease-in-out forwards;
}

.loader-text {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.4s forwards;
}

@keyframes loadProgress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.loader.loaded {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    padding: var(--space-6) 0;
    transition: all var(--transition-base);
}

.header.scrolled {
    padding: var(--space-4) 0;
    background-color: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    z-index: var(--z-fixed);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: var(--color-accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-black);
    font-size: var(--text-lg);
    box-shadow: var(--shadow-glow);
}

.logo-text span {
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-10);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    padding: var(--space-2) 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-gradient);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-2);
    z-index: var(--z-fixed);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-base);
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(10px);
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-primary);
    z-index: var(--z-modal);
    padding: var(--space-32) var(--space-8);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.mobile-nav-link {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-base);
}

.mobile-nav.active .mobile-nav-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav.active .mobile-nav-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav.active .mobile-nav-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav.active .mobile-nav-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav.active .mobile-nav-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav.active .mobile-nav-link:nth-child(5) { transition-delay: 0.3s; }

.mobile-nav-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    color: #ffffff;
    transition: all var(--transition-base);
    z-index: 10;
}

.mobile-nav-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
    transform: rotate(90deg);
}

.mobile-nav-close:active {
    transform: rotate(90deg) scale(0.95);
}

.mobile-nav-close svg {
    width: 24px;
    height: 24px;
    stroke: #ffffff;
    stroke-width: 2.5;
}

@media (max-width: 1024px) {
    .nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: block;
    }
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-accent-gradient);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-lg);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent-primary);
    background-color: rgba(99, 102, 241, 0.1);
}

.btn-text {
    padding: var(--space-2) 0;
    color: var(--color-accent-primary);
    text-transform: none;
    letter-spacing: normal;
}

.btn-text svg {
    transition: transform var(--transition-base);
}

.btn-text:hover svg {
    transform: translateX(4px);
}

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-base);
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* ===== SECTION HEADERS ===== */
.section-header {
    margin-bottom: var(--space-16);
}

.section-header.center {
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-4);
}

.section-label::before {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--color-accent-gradient);
}

.section-title {
    margin-bottom: var(--space-6);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
}

.section-header.center .section-subtitle {
    margin: 0 auto;
}

/* ===== CARDS ===== */
.card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

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

.card-highlight {
    position: relative;
    overflow: hidden;
}

.card-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.card-highlight:hover::before {
    transform: scaleX(1);
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.badge-accent {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    color: var(--color-accent-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

/* ===== DIVIDERS ===== */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: var(--space-16) 0;
}

.divider-gradient {
    height: 2px;
    background: var(--color-accent-gradient);
    opacity: 0.3;
}

/* ===== FORM ELEMENTS ===== */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-text-primary);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-tertiary);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* ===== ICONS ===== */
.icon {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.icon-lg {
    width: 32px;
    height: 32px;
}

.icon-xl {
    width: 48px;
    height: 48px;
}

/* ===== BACKGROUND EFFECTS ===== */
.bg-gradient-radial {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
    filter: blur(100px);
    opacity: 0.3;
    pointer-events: none;
}

.bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.bg-noise {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}