/* ==========================================================================
   DESIZN VALT BRUTALIST DESIGN SYSTEM (Inspired by Param Jain's Portfolio)
   ========================================================================== */
:root {
    /* Fonts */
    --font-heading: 'Chakra Petch', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'IBM Plex Mono', monospace;

    /* Transition Dynamics */
    --transition-fast: 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
    --transition-normal: 0.32s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.75s cubic-bezier(0.16, 1, 0.3, 1);

    /* Spacing & Borders */
    --border-radius-sm: 2px;
    --border-radius-round: 50%;
    --max-width: 1240px;
    --brutalist-border: 1.5px solid #121212;
}

/* Warm Sand Light Theme (Default) */
.light-theme {
    --bg-primary: #faf8f4;      /* Warm sand canvas background */
    --bg-secondary: #f3f0e8;    /* Slightly darker sand/beige */
    --text-primary: #0d0d0d;    /* Deep charcoal black */
    --text-secondary: #4a4a47;  /* Muted warm gray */
    --text-muted: #8b8b85;      /* Faded gray */
    --border-color: #121212;    /* Dark crisp borders */
    
    /* Vermilion Rust Accent */
    --accent-color: #d9544b;
    --accent-hover: #b83e36;
    --accent-light: rgba(217, 84, 75, 0.08);

    --card-shadow: 6px 6px 0px #121212;
    --card-hover-shadow: 9px 9px 0px #d9544b;
    --header-bg: rgba(250, 248, 244, 0.85);
    
    --scrollbar-thumb: #dcdcd5;
    --scrollbar-hover: #b5b5ad;
}

/* Dark Theme */
.dark-theme {
    --bg-primary: #121212;      /* Rich dark charcoal canvas */
    --bg-secondary: #1a1a1a;    /* Slightly lighter charcoal */
    --text-primary: #fffff5;    /* Warm cream text */
    --text-secondary: #a6a6a0;  /* Muted warm gray */
    --text-muted: #73736e;      /* Faded gray */
    --border-color: #fffff5;    /* Cream borders */
    
    --accent-color: #d9544b;
    --accent-hover: #ff7268;
    --accent-light: rgba(217, 84, 75, 0.18);

    --card-shadow: 6px 6px 0px #fffff5;
    --card-hover-shadow: 9px 9px 0px #d9544b;
    --header-bg: rgba(18, 18, 18, 0.85);
    
    --scrollbar-thumb: #2d2d2a;
    --scrollbar-hover: #474742;
}

/* ==========================================================================
   RESET & FOUNDATIONS
   ========================================================================== */
*, *::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(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Typography styles */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary);
}

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

/* ==========================================================================
   CUSTOM ANIMATED BLOCK CURSOR
   ========================================================================== */
@media screen and (min-width: 1025px) {
    body, a, button, input, textarea {
        cursor: none !important;
    }
    
    .custom-cursor-dot {
        position: fixed;
        width: 8px;
        height: 8px;
        background-color: var(--accent-color);
        border-radius: 0; /* Sharp square corners */
        z-index: 9999;
        pointer-events: none;
        transform: translate(-50%, -50%);
        transition: transform var(--transition-fast);
    }
    
    .custom-cursor-ring {
        position: fixed;
        width: 32px;
        height: 32px;
        border: 1.5px solid var(--accent-color);
        border-radius: 0; /* Sharp square corners */
        z-index: 9998;
        pointer-events: none;
        transform: translate(-50%, -50%);
        display: flex;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        transition: width var(--transition-normal), height var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
    }
    
    .custom-cursor-ring.cursor-hover {
        width: 50px;
        height: 50px;
        background-color: var(--accent-light);
        border-color: var(--accent-color);
    }
    
    .custom-cursor-dot.cursor-hover {
        transform: translate(-50%, -50%) scale(1.3);
    }
    
    .custom-cursor-ring.cursor-card-hover {
        width: 64px;
        height: 64px;
        background-color: var(--accent-color);
        border-color: var(--accent-color);
    }
    
    .cursor-tooltip-text {
        font-family: var(--font-code);
        font-size: 0.65rem;
        font-weight: 700;
        letter-spacing: 1px;
        color: #ffffff;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-fast);
        text-transform: uppercase;
    }
    
    .custom-cursor-ring.cursor-card-hover .cursor-tooltip-text {
        opacity: 1;
    }
    
    .custom-cursor-dot.cursor-card-hover {
        opacity: 0;
    }
}

@media screen and (max-width: 1024px) {
    .custom-cursor-dot, .custom-cursor-ring {
        display: none !important;
    }
}

/* ==========================================================================
   LAYOUT REUSABLES
   ========================================================================== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 4rem;
    width: 100%;
}

.section-padding {
    padding: 10rem 0;
    border-bottom: 1.5px solid var(--border-color);
}

.section-padding:last-of-type {
    border-bottom: none;
}

/* Section headers */
.section-header {
    margin-bottom: 6rem;
}

.section-title {
    font-size: 3.5rem;
    font-size: clamp(2.5rem, 4.5vw, 4.5rem);
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -1.5px;
    line-height: 1.05;
}

.section-subtitle {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding-bottom: 0.75rem;
    display: block;
}

/* Brutalist button system */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.75rem 1.75rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    gap: 0.5rem;
    border: 1.5px solid var(--border-color);
    background: none;
    outline: none;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
    box-shadow: 4px 4px 0px var(--accent-color);
}

.btn-primary:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #ffffff;
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--text-primary);
}

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

.btn-secondary:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-secondary-sm {
    font-size: 0.8rem;
    padding: 0.45rem 1.15rem;
    background-color: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
}

.btn-secondary-sm:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

.btn-text-sm {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-family: var(--font-heading);
    text-transform: uppercase;
    position: relative;
    letter-spacing: 0.5px;
}

.btn-text-sm::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1.5px;
    background-color: var(--border-color);
    transition: transform var(--transition-normal), background-color var(--transition-normal);
    transform-origin: left;
}

.btn-text-sm:hover {
    color: var(--accent-color);
}

.btn-text-sm:hover::after {
    background-color: var(--accent-color);
    transform: scaleX(0.7);
    transform-origin: right;
}

.btn-arrow, .download-icon {
    width: 1rem;
    height: 1rem;
    stroke-width: 2.5px;
    transition: transform var(--transition-normal);
}

.btn:hover .btn-arrow {
    transform: translate(2px, -2px);
}

.btn:hover .download-icon {
    transform: translateY(2px);
}

/* ==========================================================================
   NAVIGATION HEADER
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: var(--header-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1.5px solid var(--border-color);
    transition: background-color var(--transition-normal), border-color var(--transition-normal), transform var(--transition-normal);
}

.header.header-hidden {
    transform: translateY(-100%);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-dot {
    color: var(--accent-color);
}

.nav-list {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1.5px;
    background-color: var(--accent-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-normal);
}

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

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle-btn {
    background: none;
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.55rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.theme-toggle-btn svg {
    width: 1.1rem;
    height: 1.1rem;
}

/* Toggle Sun/Moon */
.dark-theme .sun-icon { display: block; }
.dark-theme .moon-icon { display: none; }
.light-theme .sun-icon { display: none; }
.light-theme .moon-icon { display: block; }

.mobile-toggle-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger-bar {
    width: 20px;
    height: 1.5px;
    background-color: var(--text-primary);
    transition: all var(--transition-normal);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 10rem;
    border-bottom: 1.5px solid var(--border-color);
    overflow: hidden;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 4rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1.5px solid var(--border-color);
    padding: 0.4rem 1.15rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-family: var(--font-code);
    background-color: var(--bg-secondary);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: #059669;
    border-radius: 50%;
    animation: pulse-glow 2.5s infinite;
}

/* Param Jain's Chakra Petch Heading Style */
.hero-greeting {
    font-size: 7.2vw;
    font-size: clamp(3.2rem, 7.2vw, 7rem);
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -2.5px;
    margin-bottom: 1.5rem;
    line-height: 1.02;
    text-transform: uppercase;
}

.hero-greeting span {
    font-style: italic;
    font-weight: 600;
}

.hero-subtitle {
    font-size: 1.2rem;
    font-family: var(--font-code);
    color: var(--accent-color);
    margin-bottom: 3.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 760px;
    margin-bottom: 3.5rem;
    line-height: 1.65;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Infinite Scrolling Marquee Ticker */
.ticker-marquee-wrapper {
    width: 100vw;
    overflow: hidden;
    border-top: 1.5px solid var(--border-color);
    border-bottom: 1.5px solid var(--border-color);
    padding: 1.15rem 0;
    background-color: var(--bg-secondary);
    white-space: nowrap;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    display: flex;
}

.ticker-marquee-content {
    display: inline-flex;
    animation: marquee-ticker 30s linear infinite;
    gap: 3.5rem;
}

.ticker-marquee-content span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.65rem;
    color: var(--text-primary);
    letter-spacing: 1px;
}

@keyframes marquee-ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Scroll indicator mouse */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.scroll-mouse {
    width: 22px;
    height: 38px;
    border: 1.5px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
}

.scroll-wheel {
    width: 3px;
    height: 6px;
    background-color: var(--accent-color);
    border-radius: 4px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel-anim 1.8s ease-in-out infinite;
}

/* ==========================================================================
   WORK SECTION (Editorial Asymmetric Card Grid)
   ========================================================================== */
.projects-grid-brutalist {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5rem 3.5rem;
}

/* Shift even cards down slightly to create asymmetric layout */
.projects-grid-brutalist > article:nth-child(even) {
    transform: translateY(4.5rem);
}

.project-brutalist-card {
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-secondary);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    box-shadow: var(--card-shadow);
}

.project-brutalist-card:hover {
    transform: translate(-3px, -3px) !important;
    border-color: var(--text-primary);
    box-shadow: var(--card-hover-shadow);
}

/* Adjust even cards hover to retain offset */
.projects-grid-brutalist > article:nth-child(even):hover {
    transform: translate(-3px, 4.1rem) !important;
}

.card-archive-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1.5px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.card-archive-no {
    font-family: var(--font-code);
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 500;
}

.card-archive-tag {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.card-main-content {
    display: flex;
    flex-direction: column;
}

.card-archive-title {
    font-size: 1.85rem;
    font-family: var(--font-heading);
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.15;
}

.card-archive-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.75rem;
    line-height: 1.6;
}

.card-bullet-list {
    list-style: none;
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.card-bullet-list li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.15rem;
}

.card-bullet-list li::before {
    content: '▪';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 0.7rem;
}

.card-footer-details {
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
    margin-top: auto;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.meta-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.825rem;
}

.meta-label {
    font-family: var(--font-code);
    color: var(--text-muted);
}

.meta-value {
    color: var(--text-primary);
    font-weight: 500;
}

.project-links-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* ==========================================================================
   ABOUT & EXPERIENCES SECTION
   ========================================================================== */
.about-editorial-grid {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 5rem;
    align-items: start;
}

.about-left-editorial {
    position: sticky;
    top: 120px;
}

.column-micro-label {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    display: block;
}

.about-editorial-lead {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    margin-bottom: 2rem;
    font-weight: 700;
}

.philosophy-steps-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.philosophy-step-item {
    display: flex;
    gap: 1.5rem;
}

.step-num {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
}

.step-content {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.step-content strong {
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25rem;
}

/* Right column stack elements */
.about-right-editorial {
    display: flex;
    flex-direction: column;
}

.skills-catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.skills-catalog-card {
    padding: 2rem;
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: border-color var(--transition-normal);
}

.skills-catalog-card:hover {
    border-color: var(--text-primary);
}

.skills-catalog-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--accent-color);
}

.skills-catalog-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Brutalist Experiences Table */
.experiences-table-brutalist {
    display: flex;
    flex-direction: column;
    border-top: 1.5px solid var(--border-color);
}

.exp-table-row {
    display: grid;
    grid-template-columns: 200px 1fr 140px;
    border-bottom: 1.5px solid var(--border-color);
    padding: 2rem 0;
    gap: 2rem;
    align-items: start;
    transition: background-color var(--transition-fast);
}

.exp-table-row:hover {
    background-color: var(--bg-secondary);
}

.exp-cell-org {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
}

.exp-cell-role strong {
    display: block;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.exp-cell-role span {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.exp-cell-date {
    font-family: var(--font-code);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: right;
}

/* Credentials Block */
.credentials-brutalist-section {
    margin-top: 7rem;
    border-top: 1.5px solid var(--border-color);
    padding-top: 6rem;
}

.credentials-grid-brutalist {
    display: flex;
    flex-direction: column;
    border-top: 1.5px solid var(--border-color);
    margin-top: 3rem;
}

.credential-brutalist-row {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 3.5rem;
    border-bottom: 1.5px solid var(--border-color);
    padding: 2rem 0;
    align-items: start;
}

.cred-org-label {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--accent-color);
    font-weight: 600;
}

.cred-main-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.cred-title-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.cred-meta-line {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   CONTACT SECTION (Editorial Card Panel)
   ========================================================================== */
.contact-card-brutalist {
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 4.5rem;
    text-align: left;
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-normal);
}

.contact-card-brutalist:hover {
    border-color: var(--text-primary);
}

.contact-headline {
    font-size: 3.25rem;
    font-size: clamp(2.2rem, 3.8vw, 3.8rem);
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 3.5rem;
    letter-spacing: -1px;
}

.contact-grid-cells {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.contact-cell-link {
    display: flex;
    flex-direction: column;
    border-bottom: 1.5px solid var(--border-color);
    padding-bottom: 1.25rem;
    transition: border-color var(--transition-fast);
}

.contact-cell-link:hover {
    border-color: var(--accent-color);
}

.cell-label {
    font-family: var(--font-code);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.cell-value {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.contact-cell-link:hover .cell-value {
    color: var(--accent-color);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer-bottom {
    border-top: 1.5px solid var(--border-color);
    background-color: var(--bg-secondary);
    padding: 3.5rem 0;
}

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

.copyright-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.design-by {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-code);
}

/* ==========================================================================
   PDF MODAL OVERLAY
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background-color: rgba(33, 33, 33, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    width: 100%;
    max-width: 900px;
    height: 80vh;
    display: flex;
    flex-direction: column;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    transform: scale(0.97);
    transition: transform var(--transition-normal);
    overflow: hidden;
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1.5px solid var(--border-color);
}

.modal-title {
    font-size: 1.35rem;
    color: var(--text-primary);
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition-fast);
}

.modal-close-btn:hover {
    color: var(--accent-color);
}

.modal-body {
    flex-grow: 1;
    position: relative;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.pdf-iframe-view {
    width: 100%;
    height: 100%;
    display: block;
}

.iframe-fallback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-secondary);
    padding: 2rem;
    text-align: center;
    gap: 1.5rem;
    display: none;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.reveal-fade, .reveal-slide-up, .reveal-slide-left, .reveal-slide-right {
    opacity: 0;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-slide-up {
    transform: translateY(35px);
}

.reveal-slide-left {
    transform: translateX(-35px);
}

.reveal-slide-right {
    transform: translateX(35px);
}

.reveal-fade.active, .reveal-slide-up.active, .reveal-slide-left.active, .reveal-slide-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes rotate-clockwise {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse-glow {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.4); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(5, 150, 105, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

@keyframes scroll-wheel-anim {
    0% { top: 6px; opacity: 1; }
    50% { top: 18px; opacity: 0.3; }
    100% { top: 6px; opacity: 1; }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background-color: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background-color: var(--scrollbar-thumb);
    border-radius: var(--border-radius-sm);
}

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

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */
@media screen and (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 2.5rem;
    }
    
    .hero-greeting {
        font-size: 4.8rem;
    }
    
    .about-editorial-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .about-left-editorial {
        position: static;
    }
    
    .projects-grid-brutalist, .testimonials-grid-brutalist, .contact-grid-cells {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .projects-grid-brutalist > article:nth-child(even) {
        transform: none;
    }
    
    .projects-grid-brutalist > article:nth-child(even):hover {
        transform: translate(-3px, -3px) !important;
    }
    
    .exp-table-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        padding: 1.5rem 0;
    }
    
    .exp-cell-date {
        text-align: left;
    }
}

@media screen and (max-width: 768px) {
    .section-padding {
        padding: 7rem 0;
    }
    
    .section-title {
        font-size: 2.85rem;
    }
    
    .hero-greeting {
        font-size: 3.5rem;
        letter-spacing: -1.5px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }
    
    /* Mobile Menu Toggle */
    .mobile-toggle-btn {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 73px;
        left: 0;
        width: 100%;
        height: calc(100vh - 73px);
        background-color: var(--bg-primary);
        border-top: 1.5px solid var(--border-color);
        padding: 3rem 2rem;
        transform: translateY(-100%);
        opacity: 0;
        transition: transform var(--transition-normal), opacity var(--transition-normal);
        pointer-events: none;
        z-index: 99;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2.5rem;
    }
    
    .nav-link {
        font-size: 1.25rem;
    }
    
    .mobile-toggle-btn.active .hamburger-bar:nth-child(1) {
        transform: translateY(7.5px) rotate(45deg);
    }
    .mobile-toggle-btn.active .hamburger-bar:nth-child(2) {
        opacity: 0;
    }
    .mobile-toggle-btn.active .hamburger-bar:nth-child(3) {
        transform: translateY(-7.5px) rotate(-45deg);
    }
    
    .credential-brutalist-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .contact-card-brutalist {
        padding: 3.5rem 2rem;
    }
    
    .contact-headline {
        font-size: 2.5rem;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-greeting {
        font-size: 2.65rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .contact-card-brutalist {
        padding: 3rem 1.25rem;
    }
}