/* 
========================================
   EVmission Premium Design System
======================================== 
*/

:root {
    /* Color Palette - Premium Dark/Neon Tech */
    --color-bg-primary: #0a0a0c;
    --color-bg-secondary: #121217;
    --color-bg-tertiary: #1c1c24;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0b0;
    
    --color-accent-primary: #00ffcc; /* Neon Cyan */
    --color-accent-hover: #00ccaa;
    
    --color-border: rgba(255, 255, 255, 0.1);
    --color-glass: rgba(18, 18, 23, 0.7);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-xxl: 8rem;
    
    /* Effects */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-subtle: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-glow: 0 0 20px rgba(0, 255, 204, 0.2);
    --border-radius: 12px;
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
}

a {
    color: var(--color-accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-hover);
}

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-xl) 0;
}

.bg-dark {
    background-color: var(--color-bg-secondary);
}

.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: var(--space-xl);
}

.highlight {
    color: var(--color-accent-primary);
}

/* 
========================================
   Buttons
======================================== 
*/
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 30px;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-accent-primary);
    color: var(--color-bg-primary);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-bg-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    background-color: rgba(0, 255, 204, 0.05);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* 
========================================
   Header & Navigation
======================================== 
*/
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--color-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: padding var(--transition-normal);
    padding: var(--space-md) 0;
}

.site-header.scrolled {
    padding: var(--space-sm) 0;
}

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

.logo img {
    height: 52px;
    width: auto;
    filter: brightness(0) invert(1); /* Ensure logo is white */
    transition: transform var(--transition-fast);
}

.logo img:hover {
    transform: scale(1.03);
}

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

.nav-links a:not(.btn-primary) {
    color: var(--color-text-primary);
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-primary);
    transition: width var(--transition-normal);
}

.nav-links a:not(.btn-primary):hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-text-primary);
    margin: 5px 0;
    transition: 0.3s;
}

/* 
========================================
   Hero Section
======================================== 
*/
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(10, 10, 12, 0.9) 0%, rgba(10, 10, 12, 0.4) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    margin-bottom: var(--space-md);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* 
========================================
   Section Headers
======================================== 
*/
.section-header {
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-sm);
}

.section-desc {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* 
========================================
   Career Timeline
======================================== 
*/
.career-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.career-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 15px;
    height: 100%;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: var(--space-xl);
}

.timeline-dot {
    position: absolute;
    top: 0;
    left: 9px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent-primary);
    box-shadow: 0 0 10px var(--color-accent-primary);
}

.card {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(0, 255, 204, 0.3);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.timeline-header h3 {
    font-size: 1.5rem;
    color: #fff;
}

.timeline-role {
    color: var(--color-accent-primary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 
========================================
   Industry Influence (Grid)
======================================== 
*/
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.influence-card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.influence-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent-primary);
}

.icon-wrapper {
    font-size: 1.8rem;
    margin-bottom: var(--space-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(0, 255, 204, 0.05);
    border-radius: 50%;
    color: var(--color-accent-primary);
    border: 1px solid rgba(0, 255, 204, 0.15);
}

/* 
========================================
   Projects Gallery
======================================== 
*/
.project-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-heading);
    transition: var(--transition-normal);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    border-color: var(--color-accent-primary);
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.project-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    display: block; /* For filtering */
}

.project-card.hide {
    display: none;
}

.project-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 12, 0.9) 0%, rgba(10, 10, 12, 0.2) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.project-overlay p {
    color: var(--color-accent-primary);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
    transition-delay: 0.05s;
}

.project-card:hover .project-overlay h3,
.project-card:hover .project-overlay p {
    transform: translateY(0);
}


/* 
========================================
   Contact Section
======================================== 
*/
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    align-items: stretch;
}

.contact-info {
    padding-right: var(--space-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

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

.contact-icon {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 255, 204, 0.05);
    border: 1px solid rgba(0, 255, 204, 0.1);
    color: var(--color-accent-primary);
}

.contact-text h4 {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.contact-text a, .contact-text p {
    font-size: 1.1rem;
    color: var(--color-text-primary);
}

.secure-email-btn {
    font-size: 0.95rem;
    color: var(--color-accent-primary);
    border: 1px dashed rgba(0, 255, 204, 0.4);
    padding: 6px 12px;
    border-radius: 6px;
    background: rgba(0, 255, 204, 0.05);
    transition: all var(--transition-fast);
    display: inline-block;
}

.secure-email-btn:hover {
    background: rgba(0, 255, 204, 0.15);
    border-color: var(--color-accent-primary);
    color: #fff;
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.1);
}

.contact-form-container {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg); /* Reduced from xl */
    box-shadow: var(--shadow-subtle);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md); /* Reduced from lg */
    flex-grow: 1;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2300ffcc'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.5rem;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.form-group textarea {
    resize: vertical;
}

.form-group-message {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.form-group-message textarea {
    flex-grow: 1;
    min-height: 120px;
}

/* 
========================================
   LinkedIn Showcase Widget
======================================== 
*/
.linkedin-widget-card {
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(0, 255, 204, 0.15);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-top: auto; /* Push to the very bottom to align with the right-side form */
    box-shadow: var(--shadow-subtle), 0 0 15px rgba(0, 255, 204, 0.03);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.linkedin-widget-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-subtle), var(--shadow-glow);
}

.linkedin-widget-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    position: relative;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-md);
}

.linkedin-avatar {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
}

.linkedin-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-accent-primary);
}

.linkedin-profile-info h3 {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 2px;
}

.linkedin-profile-info p {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.linkedin-followers {
    font-size: 0.75rem;
    color: var(--color-accent-primary);
    font-weight: 600;
    display: block;
}

.linkedin-verified {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #0077b5; /* Blue verified background or cyan to match theme, let's use LinkedIn blue for authenticity */
    color: #fff;
    font-size: 0.65rem;
    font-weight: bold;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    margin-left: 4px;
    vertical-align: middle;
}

.linkedin-logo-icon {
    position: absolute;
    top: 0;
    right: 0;
    background: #0077b5;
    color: #fff;
    font-weight: 800;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-family: var(--font-body);
}

.linkedin-post-preview {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.post-tag {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.linkedin-post-preview p {
    font-size: 0.9rem;
    color: var(--color-text-primary);
    line-height: 1.5;
    font-style: italic;
    border-left: 3px solid var(--color-accent-primary);
    padding-left: 10px;
}

.linkedin-post-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    align-self: flex-start;
    transition: color var(--transition-fast);
    margin-top: 0.25rem;
}

.linkedin-post-link:hover {
    color: #fff;
}

/* 
========================================
   Footer
======================================== 
*/
.site-footer {
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-xl) 0;
    text-align: center;
}

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

.footer-social {
    display: flex;
    gap: var(--space-lg);
    margin-top: 0.5rem;
}

.footer-social a {
    color: var(--color-text-secondary);
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--color-accent-primary);
}

/* 
========================================
   Animations & Reveal
======================================== 
*/
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* 
========================================
   Responsive Design
======================================== 
*/
@media (max-width: 768px) {
    .section {
        padding: var(--space-lg) 0;
    }
    
    .section-header {
        margin-bottom: var(--space-md);
    }

    .hero-title {
        display: block;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--color-bg-primary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-normal);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: var(--space-sm) 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }
    
    .timeline-header {
        flex-direction: column;
    }

    /* Mobile optimization for grid tiles (smaller tiles, 2 columns) */
    .grid-3 {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: var(--space-md) !important;
    }
    
    .influence-card {
        padding: var(--space-md) !important;
    }

    .influence-card h3 {
        font-size: 1.05rem !important;
        margin-bottom: 0.25rem !important;
    }

    .influence-card p {
        font-size: 0.8rem !important;
        line-height: 1.3 !important;
    }

    .influence-card .icon-wrapper {
        width: 44px !important;
        height: 44px !important;
        font-size: 1.2rem !important;
        margin-bottom: var(--space-xs) !important;
    }

    .project-gallery {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: var(--space-md) !important;
    }

    #standardization .grid-3 .influence-card:nth-child(3) {
        display: none;
    }

    .project-overlay {
        padding: var(--space-sm) !important;
    }

    .project-overlay h3 {
        font-size: 1rem !important;
        line-height: 1.2 !important;
    }

    .project-overlay p {
        font-size: 0.75rem !important;
    }



    .verification-question {
        text-align: center;
    }

    .contact-success-card {
        min-height: 360px;
        padding: var(--space-lg) var(--space-md);
    }

    .success-title {
        font-size: 1.4rem;
    }
}

/* 
========================================
   Floating Contact Action Button (FAB)
======================================== 
*/
.floating-contact-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 255, 204, 0.4);
    z-index: 999;
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    border: none;
    cursor: pointer;
}

.floating-contact-btn svg {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-fast);
}

.floating-contact-btn:hover {
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 255, 204, 0.6);
    background: #ffffff;
    color: var(--color-accent-primary);
}

.floating-contact-btn:hover svg {
    transform: rotate(15deg) scale(1.1);
}

.floating-contact-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Pulse Glow Effect */
.floating-contact-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--color-accent-primary);
    animation: fab-pulse 2.2s infinite;
    box-sizing: border-box;
    pointer-events: none;
}

@keyframes fab-pulse {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.6);
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .floating-contact-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
}

/* 
========================================
   Form Validation & Success Notifications
======================================== 
*/
.error-msg {
    font-size: 0.8rem;
    color: #ff4d6d;
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, margin-top 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}

.error-msg.visible {
    opacity: 1;
    max-height: 1.5rem;
    margin-top: 0.25rem;
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid,
.verification-group input.invalid {
    border-color: #ff4d6d !important;
    box-shadow: 0 0 10px rgba(255, 77, 109, 0.15) !important;
}

/* Disabled state for submit button */
#form-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Verification Math Challenge */
.verification-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.verification-question {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-accent-primary);
    background: rgba(0, 255, 204, 0.05);
    border: 1px solid rgba(0, 255, 204, 0.2);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    white-space: nowrap;
    flex: 1 1 auto;
    text-align: center;
}

.verification-group input {
    flex-grow: 1;
    flex-basis: 150px;
}

/* Success Card */
.contact-success-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(0, 255, 204, 0.2);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-subtle), 0 0 30px rgba(0, 255, 204, 0.05);
    height: 100%;
    min-height: 480px;
    animation: successFadeIn 0.5s ease forwards;
}

.success-title {
    font-size: 1.8rem;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.success-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    max-width: 340px;
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

/* Success Icon Checkmark Animation */
.success-icon-wrapper {
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-md);
}

.success-check {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: block;
    stroke-width: 2;
    stroke: var(--color-accent-primary);
    stroke-miterlimit: 10;
    box-shadow: inset 0px 0px 0px var(--color-accent-primary);
    animation: fill-checkmark .4s ease-in-out .4s forwards, scale-checkmark .3s ease-in-out 0s both;
}

.success-check-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 2;
    stroke-miterlimit: 10;
    stroke: var(--color-accent-primary);
    fill: none;
    animation: stroke-checkmark .6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.success-check-mark {
    transform-origin: 50% 50%;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke: var(--color-bg-primary);
    animation: stroke-checkmark .3s cubic-bezier(0.65, 0, 0.45, 1) .8s forwards;
}

/* Spinner */
.btn-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(10, 10, 12, 0.2);
    border-top-color: var(--color-bg-primary);
    border-radius: 50%;
    animation: spinner-spin 0.8s linear infinite;
    display: inline-block;
}

@keyframes stroke-checkmark {
    100% {
        stroke-dashoffset: 0;
    }
}

@keyframes scale-checkmark {
    0%, 100% {
        transform: none;
    }
    50% {
        transform: scale3d(1.1, 1.1, 1);
    }
}

@keyframes fill-checkmark {
    100% {
        box-shadow: inset 0px 0px 0px 40px var(--color-accent-primary);
    }
}

@keyframes successFadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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