/* ===================================
   INDEX PAGE LAYOUT STYLES
   Typography comes from case-study-typography.css
   =================================== */

/* ===================================
   COLOR TOKENS (Dark/Light Mode)
   =================================== */

:root {
    --bg: #0a0a0a;
    --bg-subtle: #141414;
    --text: #fafafa;
    --text-secondary: #a0a0a0;
    --text-tertiary: #666666;
    --border: #2a2a2a;
    --accent: #3D38F5;
    --header-bg: rgba(10,10,10,0.9);
    --gutter: clamp(40px, 5vw, 100px);
    --max-width: 100%;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg: #ffffff;
        --bg-subtle: #f5f5f5;
        --text: #0a0a0a;
        --text-secondary: #666666;
        --text-tertiary: #999999;
        --border: #e5e5e5;
        --accent: #3D38F5;
        --header-bg: rgba(255,255,255,0.9);
    }
    .filter-options,
    .floating-nav,
    .filter-dropdown-trigger,
    .filter-dropdown-menu {
        box-shadow: none !important;
    }
}

/* ===================================
   RESET
   =================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html { scroll-behavior: smooth; }
body {
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
a {
    color: inherit;
    text-decoration: none;
}

/* ===================================
   PASSWORD GATE
   =================================== */

#gate {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: var(--gutter);
}
#gate.hidden {
    display: none;
}
#gate-container {
    max-width: 1200px;
    width: 100%;
}
#gate-title {
    margin-bottom: var(--space-16);
    text-align: left;
}
#gate-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-16);
    width: 100%;
    align-items: stretch;
}
#gate-left, #gate-right {
    text-align: left;
    display: flex;
    flex-direction: column;
}
#gate h3 {
    margin-bottom: var(--space-5);
}
#gate .gate-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}
#gate .gate-email-label,
#gate .gate-form-label {
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
    display: block;
}
#gate .gate-form-label {
    cursor: pointer;
}
#gate .gate-email-form,
#gate .gate-password-form {
    display: flex;
    gap: var(--space-3);
}
#gate .gate-email-form input,
#gate .gate-password-form input {
    flex: 1;
    min-width: 0;
    height: var(--space-12);
    padding: 0 var(--space-5);
    color: var(--text);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    transition: var(--transition-fast);
}
#gate .gate-email-form input:focus,
#gate .gate-password-form input:focus {
    border-color: var(--accent);
}
#gate .gate-password-form input.error,
#gate .gate-email-form input.error {
    border-color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.05);
}
#gate .gate-password-form input.success,
#gate .gate-email-form input.success {
    border-color: #10b981 !important;
    background: rgba(16, 185, 129, 0.05);
}
#gate .gate-email-form button,
#gate .gate-password-form button {
    height: var(--space-12);
    padding: 0 var(--space-7);
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}
#gate .gate-email-form button:hover,
#gate .gate-password-form button:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
#gate .gate-email-address {
    color: var(--text-secondary);
    margin-top: var(--space-4);
}
#gate .gate-email-address a {
    color: var(--text);
}
#gate .gate-email-address a:hover {
    color: var(--accent);
}
#gate-divider {
    width: 1px;
    align-self: stretch;
    background: var(--border);
}
#error, #email-error {
    color: #ef4444;
    margin-top: var(--space-3);
    display: none;
}
#email-success {
    color: #10b981;
    margin-top: var(--space-3);
    display: none;
}

@media (max-width: 900px) {
    #gate-container {
        max-width: 400px;
    }
    #gate-title {
        text-align: center;
        margin-bottom: var(--space-10);
    }
    #gate-inner {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
    #gate-divider {
        width: 100%;
        height: 1px;
        align-self: auto;
    }
    #gate-left, #gate-right {
        text-align: center;
    }
    #gate .gate-email-form,
    #gate .gate-password-form {
        flex-direction: column;
        gap: var(--space-3);
    }
    #gate .gate-email-form input,
    #gate .gate-password-form input {
        width: 100%;
        height: var(--space-14);
        min-height: var(--space-14);
        box-sizing: border-box;
    }
    #gate .gate-email-form button,
    #gate .gate-password-form button {
        width: 100%;
        height: var(--space-14);
        min-height: var(--space-14);
        box-sizing: border-box;
    }
}

/* ===================================
   SITE
   =================================== */

#site {
    display: none;
}
#site.visible {
    display: block;
}

/* ===================================
   INTRO SECTION
   =================================== */

.intro {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-20) var(--gutter) 0;
}
.intro .headline .secondary {
    color: var(--text-secondary);
}

/* Read more CTA */
.intro-cta {
    margin-top: var(--space-14);
}
.intro-cta a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    transition: gap var(--duration-fast) var(--ease-in-out),
                color var(--duration-fast) var(--ease-in-out);
}
.intro-cta a:hover {
    gap: 14px;
    color: var(--text);
}
.intro-cta svg {
    width: var(--icon-md);
    height: var(--icon-md);
}

/* Contact bar */
.intro-contact {
    margin-top: var(--space-6);
    padding: var(--space-6) 0;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.intro-contact-label {
    color: var(--text);
}
.intro-contact-links {
    display: flex;
    gap: var(--space-12);
}
.intro-contact-links a {
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-in-out);
}
.intro-contact-links a:hover {
    color: var(--text);
}

/* Scroll hint section */
.scroll-hint {
    margin-top: auto;
    padding: var(--space-6) 0 var(--space-8);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}
.scroll-hint-text {
    color: var(--text-secondary);
}
.scroll-hint-text .scroll-gray {
    color: var(--text-secondary);
}
.scroll-hint-text .scroll-white {
    color: var(--text);
}
.scroll-hint-date {
    color: var(--text-secondary);
}

/* ===================================
   PROJECTS SECTION
   =================================== */

.projects {
    border-top: 1px solid var(--border);
}

/* FILTER BAR */
.filter-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0 var(--gutter);
    pointer-events: none;
}
.filter-bar-inner {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding-top: var(--space-10);
    pointer-events: auto;
}
.filter-options {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: 6px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    position: relative;
}
.filter-indicator {
    position: absolute;
    height: calc(100% - 12px);
    background: var(--border);
    border-radius: var(--radius-full);
    pointer-events: none;
    top: 6px;
    left: 6px;
}
.filter-indicator.is-ready {
    transition: all var(--duration-medium-slow) cubic-bezier(0.4, 0, 0.2, 1);
}
.filter-btn {
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-full);
    height: var(--space-11);
    padding: 0 var(--space-5);
    cursor: pointer;
    transition: color var(--duration-fast) var(--ease-in-out);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.filter-btn:hover {
    color: var(--text);
}
.filter-btn.is-active {
    color: var(--text);
}

/* Mobile filters - hidden on desktop/tablet */
.mobile-filters {
    display: none;
}

/* ===================================
   FLOATING NAV
   =================================== */

.floating-nav-container {
    position: fixed;
    bottom: var(--space-10);
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 var(--gutter);
    display: flex;
    justify-content: flex-end;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(var(--space-5));
    transition: opacity var(--duration-medium-slow) var(--ease-in-out),
                visibility var(--duration-medium-slow) ease,
                transform var(--duration-medium-slow) var(--ease-in-out);
}
.floating-nav-container.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.floating-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-1);
    padding: 6px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    pointer-events: auto;
}
.floating-nav button {
    width: var(--space-11);
    height: var(--space-11);
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.floating-nav button:hover {
    background: var(--border);
}
.floating-nav button svg {
    width: var(--icon-md);
    height: var(--icon-md);
}
.nav-divider {
    width: 1px;
    height: var(--icon-lg);
    background: var(--border);
}

/* Project animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(var(--space-5));
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Project hidden state */
.project.is-hidden {
    display: none;
}

.project {
    padding: var(--space-72) 0;
}
.project + .project {
    border-top: 1px solid var(--border);
}
.project-inner {
    padding: 0 var(--gutter);
}
.project-title {
    margin-bottom: var(--space-36);
}
.project-description {
    color: var(--text);
    margin-bottom: var(--space-12);
}
.project-meta {
    display: flex;
    gap: var(--space-12);
    padding-top: var(--space-12);
    border-top: 1px solid var(--border);
}
.hero-meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}
.hero-meta-label {
    color: var(--text-secondary);
}
.hero-meta-value {
    color: var(--text);
}
.project-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    margin-top: var(--space-12);
}
.project-gallery a:first-child {
    grid-column: 1 / -1;
}
.project-gallery a:not(:first-child) .project-image {
    aspect-ratio: 1 / 1;
}
.project-gallery::-webkit-scrollbar {
    display: none;
}
.project-image {
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-md);
    background: var(--bg-subtle);
    object-fit: cover;
    width: 100%;
    height: auto;
    transition: transform var(--duration-medium-slow) var(--ease-in-out);
    overflow: hidden;
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

/* IMAGE PROTECTION */
.project-gallery a {
    position: relative;
    user-select: none;
    -webkit-user-select: none;
}
.project-gallery a::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: auto;
}
.project-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    margin-top: var(--space-8);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-in-out);
}
.project-cta:hover {
    color: var(--text);
}
.project-cta svg {
    width: var(--icon-md);
    height: var(--icon-md);
    transition: transform var(--duration-fast) var(--ease-in-out);
}
.project-cta:hover svg {
    transform: translateX(var(--space-1));
}

/* ===================================
   ABOUT SECTION
   =================================== */

.about {
    padding: var(--space-32) var(--gutter);
    border-top: 1px solid var(--border);
}
.about-inner {
    margin: 0 auto;
}
.about-content {
    margin-bottom: var(--space-20);
}
.section-label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: var(--space-12);
}
.about-text {
    color: var(--text);
    margin-bottom: var(--space-7);
}
.about-text:last-of-type {
    margin-bottom: 0;
}
.about-buttons {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-10);
}
.about-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    height: var(--space-12);
    padding: 0 var(--space-7);
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: var(--transition-fast);
}
.about-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.about-btn svg {
    width: var(--icon-md);
    height: var(--icon-md);
}
.about-image-wrapper {
    display: flex;
    gap: var(--space-4);
}
.about-image-labels {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-2) 0;
}
.about-image-label {
    color: var(--text-tertiary);
    text-transform: uppercase;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}
.about-image {
    flex: 1;
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* ===================================
   EXPERIENCE SECTION
   =================================== */

.experience {
    padding: var(--space-32) var(--gutter);
    border-top: 1px solid var(--border);
}
.experience-inner {
    margin: 0 auto;
}
.exp-list {
    margin-top: var(--space-18);
}
.exp-item {
    display: grid;
    grid-template-columns: 40% 1fr;
    gap: var(--space-12);
    padding: var(--space-14) 0;
    border-top: 1px solid var(--border);
}
.exp-date {
    color: var(--text-secondary);
}
.exp-role {
    color: var(--text);
    margin-bottom: 0;
}
.exp-company {
    color: var(--text-secondary);
    margin-bottom: 0;
}
.exp-desc {
    color: var(--text);
    margin-top: var(--space-12);
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */

.testimonials {
    padding: var(--space-32) var(--gutter);
    border-top: 1px solid var(--border);
}
.testimonials-inner {
    margin: 0 auto;
}
.testimonial-featured {
    margin-top: var(--space-12);
    margin-bottom: var(--space-16);
    min-height: 200px;
    position: relative;
}
.testimonial-quote {
    color: var(--text);
    margin-bottom: 140px;
    transition: opacity var(--duration-medium) var(--ease-in-out),
                transform var(--duration-medium) var(--ease-in-out),
                filter var(--duration-medium) var(--ease-in-out);
}
.testimonial-quote.is-fading {
    opacity: 0;
    transform: translateY(var(--space-3));
    filter: blur(4px);
}
.testimonial-attribution {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    transition: opacity var(--duration-medium) var(--ease-in-out),
                transform var(--duration-medium) var(--ease-in-out);
}
.testimonial-attribution.is-fading {
    opacity: 0;
    transform: translateY(var(--space-2));
}
.testimonial-author-name {
    color: var(--text);
}
.testimonial-author-role {
    color: var(--text-secondary);
}
.testimonial-people {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
}
.testimonial-person {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4) var(--space-3) var(--space-3);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--duration-medium) cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-person:hover {
    border-color: var(--text-tertiary);
    background: var(--bg-subtle);
}
.testimonial-person.is-active {
    padding: 6px;
    gap: 0;
    border-color: var(--accent);
    background: transparent;
}
.testimonial-person.is-active:hover {
    background: transparent;
}
.testimonial-avatar {
    width: var(--icon-xl);
    height: var(--icon-xl);
    border-radius: 50%;
    overflow: hidden;
    background: var(--border);
    flex-shrink: 0;
    transition: all var(--duration-medium) cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-person.is-active .testimonial-avatar {
    width: var(--icon-2xl);
    height: var(--icon-2xl);
}
.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.testimonial-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
    overflow: hidden;
    max-width: 200px;
    opacity: 1;
    transition: all var(--duration-medium) cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-person.is-active .testimonial-info {
    max-width: 0;
    opacity: 0;
    padding: 0;
}
.testimonial-name {
    color: var(--text);
    white-space: nowrap;
}
.testimonial-role {
    color: var(--text-secondary);
    white-space: nowrap;
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
    padding: var(--space-72) var(--gutter) var(--space-40);
    border-top: 1px solid var(--border);
    text-align: left;
}
.contact-inner {
    margin: 0 auto;
}
.contact-desc {
    color: var(--text);
    margin-bottom: var(--space-12);
}
.contact-email {
    display: inline-flex;
    align-items: center;
    color: var(--text-secondary);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border);
    transition: color var(--duration-fast) var(--ease-in-out);
}
.contact-email:hover {
    color: var(--text);
}
.contact-email svg {
    width: var(--icon-md);
    height: var(--icon-md);
    margin-left: var(--space-3);
}
.contact-socials {
    display: flex;
    justify-content: flex-start;
    gap: var(--space-14);
    margin-top: var(--space-14);
}
.contact-socials a {
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-in-out);
}
.contact-socials a:hover {
    color: var(--text);
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    padding: var(--space-8) var(--gutter);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
}
.footer a {
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-in-out);
}
.footer a:hover {
    color: var(--text);
}

/* ===================================
   PROJECT INDICATOR IN NAV
   =================================== */

.nav-project-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    max-width: 0;
    padding: 0;
    overflow: hidden;
    opacity: 0;
    white-space: nowrap;
    transition: max-width 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                opacity var(--duration-medium-slow) ease;
}
.nav-project-indicator.is-active {
    max-width: 280px;
    padding: 0 var(--space-4) 0 var(--space-5);
    opacity: 1;
}
.nav-project-label {
    color: var(--text-secondary);
    white-space: nowrap;
}
.nav-project-title {
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
    transform: translateX(0);
    opacity: 1;
    transition: color var(--duration-fast) var(--ease-in-out),
                transform var(--duration-extra-fast) var(--ease-in-out),
                opacity var(--duration-extra-fast) var(--ease-in-out);
}
.nav-project-indicator:hover .nav-project-title {
    color: var(--accent);
}
.nav-project-title.is-changing {
    transform: translateX(var(--space-2));
    opacity: 0;
}
.nav-divider-project {
    width: 0;
    height: var(--icon-lg);
    background: var(--border);
    opacity: 0;
    transition: width var(--duration-medium-slow) cubic-bezier(0.4, 0, 0.2, 1) 0.2s,
                opacity var(--duration-medium-slow) ease 0.2s;
}
.nav-project-indicator.is-active + .nav-divider-project {
    width: 1px;
    opacity: 1;
}

/* ===================================
   FULLSCREEN MENU
   =================================== */

.fullscreen-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9000;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-medium-slow) var(--ease-in-out),
                visibility var(--duration-medium-slow) ease;
}
.fullscreen-menu.is-open {
    opacity: 1;
    visibility: visible;
}
.fullscreen-menu-close {
    position: absolute;
    top: var(--space-10);
    right: var(--space-10);
    width: var(--space-14);
    height: var(--space-14);
    border: none;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}
.fullscreen-menu-close:hover {
    background: var(--text);
    color: var(--bg);
}
.fullscreen-menu-close svg {
    width: var(--icon-lg);
    height: var(--icon-lg);
}
.fullscreen-menu-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
}
.fullscreen-menu-links a {
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-in-out);
}
.fullscreen-menu-links a:hover {
    color: var(--text);
}

/* ===================================
   RESPONSIVE BREAKPOINTS
   =================================== */

/* Tablet: 640px - 1200px */
@media (max-width: 1200px) {
    /* Layout adjustments */
    .about-content {
        margin-bottom: var(--space-14);
    }
    .about-image {
        border-radius: var(--radius-sm);
    }
    .about-image img {
        border-radius: var(--radius-sm);
    }
    .about-image-wrapper {
        gap: var(--space-3);
    }
    .project {
        padding: var(--space-40) 0;
    }
    .project-description {
        margin-top: var(--space-24);
        margin-bottom: var(--space-9);
    }
    .project-meta {
        gap: var(--space-12);
        padding-top: var(--space-12);
        padding-bottom: var(--space-3);
        margin-bottom: var(--space-14);
        border-top: 1px solid var(--border);
    }
    .project-gallery {
        gap: var(--space-5);
        margin-top: var(--space-9);
    }
    .contact {
        padding: var(--space-54) var(--gutter) var(--space-32);
    }
    .filter-bar-inner {
        gap: var(--space-3);
        padding-top: var(--space-8);
    }
    .filter-bar {
        top: 0;
    }
    .filter-btn {
        height: var(--space-9);
        padding: 0 14px;
    }
    .filter-options {
        padding: var(--space-1);
    }
    .filter-indicator {
        height: calc(100% - 8px);
        top: var(--space-1);
    }
    .floating-nav-container {
        bottom: var(--space-8);
    }
    .floating-nav {
        padding: var(--space-1);
    }
    .floating-nav button {
        width: var(--space-9);
        height: var(--space-9);
    }
    .floating-nav button svg {
        width: var(--icon-md);
        height: var(--icon-md);
    }
    .nav-divider {
        height: var(--icon-md);
    }
    .testimonial-quote {
        margin-bottom: var(--space-24);
    }
    .testimonial-featured {
        min-height: 170px;
    }
    .testimonial-avatar {
        width: var(--space-9);
        height: var(--space-9);
    }
    .testimonial-person.is-active .testimonial-avatar {
        width: var(--space-11);
        height: var(--space-11);
    }
    .testimonial-person {
        padding: var(--space-3) 14px var(--space-3) var(--space-3);
        gap: var(--space-3);
    }
    .testimonial-person.is-active {
        padding: 5px;
    }
}

@media (max-width: 900px) {
    .exp-item {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

/* Mobile: < 639px */
@media (max-width: 639px) {
    /* Gate form mobile */
    #gate .gate-email-form,
    #gate .gate-password-form {
        flex-direction: column;
        gap: var(--space-3);
    }
    #gate .gate-email-form input,
    #gate .gate-password-form input {
        width: 100%;
        height: var(--space-14);
        min-height: var(--space-14);
        box-sizing: border-box;
    }
    #gate .gate-email-form button,
    #gate .gate-password-form button {
        width: 100%;
        height: var(--space-14);
        min-height: var(--space-14);
        box-sizing: border-box;
    }

    /* Layout adjustments */
    .intro-contact {
        flex-direction: column;
        gap: var(--space-5);
        align-items: flex-start;
    }
    .intro-contact-links {
        gap: var(--space-8);
    }
    .scroll-hint {
        flex-direction: column;
        gap: var(--space-4);
        align-items: flex-start;
    }
    .project {
        padding: var(--space-12) 0;
    }
    .project-description {
        margin-top: var(--space-8);
        margin-bottom: var(--space-8);
    }
    .project-meta {
        flex-direction: column;
        gap: var(--space-6);
        padding-top: var(--space-12);
        border-top: 1px solid var(--border);
    }
    .project-image {
        border-radius: var(--radius-xs);
        overflow: hidden;
    }
    .project-gallery {
        gap: var(--space-3);
        margin-top: var(--space-9);
    }
    .about-content {
        margin-bottom: var(--space-10);
    }
    .about-buttons {
        flex-direction: column;
        gap: var(--space-3);
        margin-top: var(--space-8);
    }
    .about-btn {
        width: 100%;
        justify-content: center;
        height: var(--space-13);
    }
    .about-image {
        border-radius: var(--radius-sm);
    }
    .about-image img {
        border-radius: var(--radius-sm);
    }
    .about-image-wrapper {
        gap: var(--space-3);
    }
    .about {
        padding: var(--space-16) var(--gutter);
    }
    .about-inner {
        display: block;
    }
    .section-label {
        margin-bottom: var(--space-6);
    }
    .testimonials {
        padding: var(--space-16) var(--gutter);
    }
    .testimonial-featured {
        margin-top: var(--space-8);
        margin-bottom: var(--space-10);
        min-height: auto;
    }
    .testimonial-quote {
        margin-bottom: var(--space-8);
    }
    .testimonial-people {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
    }
    .testimonial-person {
        padding: var(--space-2) var(--space-3) var(--space-2) var(--space-2);
        gap: var(--space-2);
    }
    .testimonial-person.is-active {
        padding: var(--space-1);
    }
    .testimonial-avatar {
        width: var(--space-8);
        height: var(--space-8);
    }
    .testimonial-person.is-active .testimonial-avatar {
        width: var(--icon-xl);
        height: var(--icon-xl);
    }
    .contact {
        padding: var(--space-32) var(--gutter) var(--space-20);
    }
    .contact .section-label {
        margin-bottom: var(--space-6);
    }
    .contact-desc {
        margin-bottom: var(--space-6);
    }
    .contact-email svg {
        width: var(--icon-xs);
        height: var(--icon-xs);
    }
    .filter-bar {
        top: 0;
    }
    .filter-bar-inner {
        display: flex;
        flex-direction: row;
        align-items: flex-start;
        gap: var(--space-3);
        padding-top: var(--space-5);
        width: 100%;
    }
    /* Hide desktop filters on mobile */
    .filter-options {
        display: none;
    }
    /* Show mobile dropdowns */
    .mobile-filters {
        display: flex;
        gap: var(--space-3);
        width: 100%;
    }
    .filter-dropdown {
        position: relative;
        flex: 1;
    }
    .filter-dropdown-trigger {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-2);
        width: 100%;
        height: var(--space-11);
        padding: 0 14px;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: var(--radius-full);
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        cursor: pointer;
        transition: var(--transition-fast);
    }
    .filter-dropdown-label {
        color: var(--text-secondary);
    }
    .filter-dropdown-value {
        color: var(--text);
    }
    .filter-dropdown-icon {
        width: 14px;
        height: 14px;
        color: var(--text-secondary);
        transition: transform var(--duration-fast) var(--ease-in-out);
    }
    .filter-dropdown.is-open .filter-dropdown-icon {
        transform: rotate(180deg);
    }
    .filter-dropdown-menu {
        position: absolute;
        top: calc(100% + var(--space-2));
        left: 0;
        min-width: 100%;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: var(--radius-sm);
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        padding: var(--space-2);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: var(--transition-fast);
        z-index: 200;
    }
    .filter-dropdown.is-open .filter-dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .filter-dropdown-option {
        display: block;
        width: 100%;
        padding: var(--space-3) 14px;
        color: var(--text-secondary);
        background: transparent;
        border: none;
        border-radius: var(--radius-xs);
        text-align: left;
        cursor: pointer;
        transition: var(--transition-fast);
    }
    .filter-dropdown-option:hover {
        color: var(--text);
        background: var(--border);
    }
    .filter-dropdown-option.is-active {
        color: var(--text);
    }
    .floating-nav-container {
        bottom: var(--space-5);
    }
    .floating-nav {
        padding: var(--space-1);
    }
    .floating-nav button {
        width: var(--space-9);
        height: var(--space-9);
    }
    .nav-divider {
        height: var(--icon-md);
    }
    .nav-project-indicator,
    .nav-divider-project {
        display: none;
    }
    .fullscreen-menu-close {
        top: var(--space-5);
        right: var(--space-5);
    }
    .footer {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
}