/*
 * Groovetheory Designs — Portfolio CSS
 * File: portfolio.css
 * Place in: your-theme/assets/css/portfolio.css
 * Enqueue in: functions.php
 *
 * Tokens used:
 *   --gt-green:      #1B4332  (dark green)
 *   --gt-green-mid:  #2D6A4F  (mid green)
 *   --gt-gold:       #C9A84C  (gold)
 *   --gt-gold-light: #E2C97E  (light gold)
 *   --gt-off-white:  #F8F5EE  (warm off-white)
 *   --gt-text:       #1A1A1A  (body text)
 *   --gt-muted:      #6B6B6B  (muted text)
 */

/* ================================================
   TOKENS
   ================================================ */
:root {
    --gt-green:        #1B4332;
    --gt-green-mid:    #2D6A4F;
    --gt-green-light:  #40916C;
    --gt-gold:         #C9A84C;
    --gt-gold-light:   #E2C97E;
    --gt-gold-pale:    #F5EDD3;
    --gt-off-white:    #F8F5EE;
    --gt-white:        #FFFFFF;
    --gt-text:         #1A1A1A;
    --gt-muted:        #6B6B6B;
    --gt-border:       #E0DAD0;
    --gt-card-bg:      #FFFFFF;
    --gt-radius-sm:    6px;
    --gt-radius-md:    12px;
    --gt-radius-lg:    16px;
    --gt-shadow-sm:    0 2px 8px rgba(0,0,0,0.06);
    --gt-shadow-md:    0 4px 20px rgba(0,0,0,0.10);
    --gt-shadow-lg:    0 8px 40px rgba(0,0,0,0.14);
    --gt-transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ================================================
   LAYOUT UTILITIES
   ================================================ */
.gt-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .gt-container { padding: 0 40px; }
}
@media (min-width: 1280px) {
    .gt-container { padding: 0 48px; }
}

/* ================================================
   PORTFOLIO HERO
   ================================================ */
.gt-portfolio-hero {
    background-color: var(--gt-green);
    padding: 80px 0 64px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Subtle decorative ring */
.gt-portfolio-hero::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 480px;
    height: 480px;
    border: 60px solid rgba(201,168,76,0.06);
    border-radius: 50%;
    pointer-events: none;
}

.gt-portfolio-hero__label {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gt-gold);
    margin: 0 0 16px;
}

.gt-portfolio-hero__title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    color: var(--gt-white);
    margin: 0 0 20px;
    line-height: 1.15;
}

.gt-portfolio-hero__title span {
    color: var(--gt-gold);
}

.gt-portfolio-hero__sub {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.6;
}

.gt-portfolio-hero--tax .gt-portfolio-hero__title {
    font-size: clamp(28px, 4vw, 48px);
}

/* ================================================
   FILTER BAR
   ================================================ */
.gt-portfolio-filter-bar {
    background-color: var(--gt-white);
    border-bottom: 1px solid var(--gt-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.gt-filter-list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 14px 0;
}

.gt-filter-list::-webkit-scrollbar { display: none; }

.gt-filter-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gt-muted);
    text-decoration: none;
    white-space: nowrap;
    transition: background-color var(--gt-transition), color var(--gt-transition);
}

.gt-filter-btn:hover {
    background-color: var(--gt-gold-pale);
    color: var(--gt-green);
}

.gt-filter-btn.is-active {
    background-color: var(--gt-green);
    color: var(--gt-gold);
}

/* ================================================
   PROJECTS SECTION / GRID
   ================================================ */
.gt-portfolio-section {
    background-color: var(--gt-off-white);
    padding: 64px 0 96px;
}

.gt-result-count {
    font-size: 14px;
    color: var(--gt-muted);
    margin: 0 0 32px;
}

.gt-result-count strong {
    color: var(--gt-green);
}

.gt-result-count em {
    font-style: normal;
    color: var(--gt-gold);
    font-weight: 600;
}

.gt-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
    margin-bottom: 56px;
}

@media (min-width: 1024px) {
    .gt-projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.gt-projects-grid--related {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* ================================================
   PROJECT CARD
   ================================================ */
.gt-project-card {
    background: var(--gt-card-bg);
    border-radius: var(--gt-radius-lg);
    overflow: hidden;
    box-shadow: var(--gt-shadow-sm);
    border: 1px solid var(--gt-border);
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--gt-transition), transform var(--gt-transition);
}

.gt-project-card:hover {
    box-shadow: var(--gt-shadow-lg);
    transform: translateY(-4px);
}

.gt-project-card.is-featured {
    border-color: var(--gt-gold);
    box-shadow: 0 0 0 2px rgba(201,168,76,0.2), var(--gt-shadow-sm);
}

/* Thumbnail */
.gt-project-card__thumb {
    display: block;
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 11;
    background-color: var(--gt-green);
    flex-shrink: 0;
}

.gt-project-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.gt-project-card:hover .gt-project-card__thumb img {
    transform: scale(1.06);
}

/* Hover overlay */
.gt-project-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(27, 67, 50, 0.72);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--gt-transition);
}

.gt-project-card:hover .gt-project-card__overlay {
    opacity: 1;
}

.gt-project-card__view-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: var(--gt-gold);
    color: var(--gt-green);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transform: translateY(8px);
    transition: transform var(--gt-transition);
}

.gt-project-card:hover .gt-project-card__view-btn {
    transform: translateY(0);
}

/* Placeholder when no image */
.gt-project-card__no-img {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--gt-green-mid), var(--gt-green));
    display: flex;
    align-items: center;
    justify-content: center;
}

.gt-project-card__no-img span {
    font-size: 40px;
    font-weight: 700;
    color: rgba(255,255,255,0.25);
    text-transform: uppercase;
    letter-spacing: 4px;
}

/* Card body */
.gt-project-card__body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

/* Tags */
.gt-project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.gt-tag {
    display: inline-block;
    padding: 3px 10px;
    background: var(--gt-gold-pale);
    color: var(--gt-green);
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background-color var(--gt-transition), color var(--gt-transition);
}

.gt-tag:hover {
    background: var(--gt-gold);
    color: var(--gt-white);
}

.gt-tag--light {
    background: rgba(255,255,255,0.15);
    color: var(--gt-white);
}

.gt-tag--light:hover {
    background: var(--gt-gold);
    color: var(--gt-green);
}

/* Title */
.gt-project-card__title {
    font-size: 17px;
    font-weight: 700;
    margin: 0 0 8px;
    line-height: 1.3;
}

.gt-project-card__title a {
    color: var(--gt-text);
    text-decoration: none;
    transition: color var(--gt-transition);
}

.gt-project-card__title a:hover {
    color: var(--gt-green);
}

/* Meta */
.gt-project-card__meta {
    font-size: 13px;
    color: var(--gt-muted);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.gt-project-card__sep {
    opacity: 0.4;
}

/* Footer */
.gt-project-card__footer {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--gt-border);
}

.gt-project-card__link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gt-green);
    text-decoration: none;
    transition: gap var(--gt-transition), color var(--gt-transition);
}

.gt-project-card__link:hover {
    color: var(--gt-gold);
    gap: 8px;
}

.gt-project-card__live {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gt-muted);
    text-decoration: none;
    margin-left: auto;
    transition: color var(--gt-transition);
}

.gt-project-card__live:hover {
    color: var(--gt-green-light);
}

/* ================================================
   BUTTONS
   ================================================ */
.gt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--gt-transition), color var(--gt-transition), transform 0.2s ease, box-shadow var(--gt-transition);
    border: none;
}

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

.gt-btn--gold {
    background-color: var(--gt-gold);
    color: var(--gt-green);
}

.gt-btn--gold:hover {
    background-color: var(--gt-gold-light);
    box-shadow: 0 4px 16px rgba(201,168,76,0.35);
}

.gt-btn--outline {
    background: transparent;
    border: 2px solid var(--gt-green);
    color: var(--gt-green);
}

.gt-btn--outline:hover {
    background: var(--gt-green);
    color: var(--gt-white);
}

.gt-btn--outline-light {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--gt-white);
}

.gt-btn--outline-light:hover {
    border-color: var(--gt-gold);
    color: var(--gt-gold);
}

.gt-btn--full {
    width: 100%;
}

.gt-btn-outline {
    display: inline-flex;
    align-items: center;
    padding: 10px 22px;
    border: 2px solid var(--gt-green);
    border-radius: 100px;
    color: var(--gt-green);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--gt-transition);
}

.gt-btn-outline:hover {
    background: var(--gt-green);
    color: var(--gt-white);
}

/* ================================================
   PAGINATION
   ================================================ */
.gt-pagination .nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.gt-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--gt-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--gt-text);
    text-decoration: none;
    border: 1px solid var(--gt-border);
    background: var(--gt-white);
    transition: all var(--gt-transition);
}

.gt-pagination .page-numbers:hover {
    border-color: var(--gt-green);
    color: var(--gt-green);
}

.gt-pagination .page-numbers.current {
    background: var(--gt-green);
    border-color: var(--gt-green);
    color: var(--gt-gold);
}

/* ================================================
   NO PROJECTS
   ================================================ */
.gt-no-projects {
    text-align: center;
    padding: 80px 20px;
    color: var(--gt-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

/* ================================================
   SINGLE PROJECT HERO
   ================================================ */
.gt-single-hero {
    position: relative;
    background-color: var(--gt-green);
    padding: 80px 0 64px;
    overflow: hidden;
}

.gt-single-hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.18;
    filter: blur(4px);
    transform: scale(1.05);
}

.gt-single-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(27,67,50,0.3) 0%,
        rgba(27,67,50,0.7) 60%,
        rgba(27,67,50,0.95) 100%
    );
}

.gt-single-hero__inner {
    position: relative;
    z-index: 2;
}

/* Breadcrumb */
.gt-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px 8px;
    font-size: 13px;
    margin-bottom: 24px;
}

.gt-breadcrumb a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color var(--gt-transition);
}

.gt-breadcrumb a:hover {
    color: var(--gt-gold);
}

.gt-breadcrumb span[aria-current="page"] {
    color: rgba(255,255,255,0.45);
}

.gt-breadcrumb span[aria-hidden="true"] {
    color: rgba(255,255,255,0.3);
}

.gt-single-hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.gt-single-hero__title {
    font-size: clamp(32px, 5vw, 64px);
    font-weight: 800;
    color: var(--gt-white);
    margin: 0 0 36px;
    line-height: 1.1;
    max-width: 800px;
}

/* Meta strip */
.gt-single-hero__meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px 40px;
}

.gt-single-hero__meta-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.gt-single-hero__meta-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.45);
}

.gt-single-hero__meta-value {
    font-size: 15px;
    font-weight: 500;
    color: var(--gt-white);
}

/* ================================================
   SINGLE PROJECT BODY
   ================================================ */
.gt-single-body {
    background: var(--gt-off-white);
    padding: 64px 0 96px;
}

.gt-single-body__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 1024px) {
    .gt-single-body__grid {
        grid-template-columns: 1fr 320px;
        gap: 56px;
        align-items: start;
    }
}

/* Description */
.gt-single-body__description {
    font-size: 18px;
    line-height: 1.75;
    color: var(--gt-text);
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--gt-border);
}

/* Content */
.gt-single-body__content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gt-text);
    margin-bottom: 48px;
}

.gt-single-body__content h2,
.gt-single-body__content h3 {
    color: var(--gt-green);
    margin-top: 32px;
}

.gt-single-body__content a {
    color: var(--gt-green);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ================================================
   SCREENSHOT GALLERY
   ================================================ */
.gt-single-gallery {
    margin-bottom: 48px;
}

.gt-single-gallery__heading {
    font-size: 22px;
    font-weight: 700;
    color: var(--gt-green);
    margin: 0 0 24px;
}

/* Main image */
.gt-single-gallery__main {
    border-radius: var(--gt-radius-md);
    overflow: hidden;
    position: relative;
    background: var(--gt-green);
    aspect-ratio: 16 / 10;
    margin-bottom: 16px;
    box-shadow: var(--gt-shadow-md);
}

.gt-single-gallery__main a {
    display: block;
    width: 100%;
    height: 100%;
}

.gt-single-gallery__main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.gt-single-gallery__main:hover img {
    transform: scale(1.02);
}

.gt-gallery-zoom-hint {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(27,67,50,0.85);
    color: var(--gt-gold);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--gt-transition);
}

.gt-single-gallery__main:hover .gt-gallery-zoom-hint {
    opacity: 1;
}

/* Thumbnail strip */
.gt-single-gallery__thumbs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.gt-gallery-thumb {
    border: 2px solid transparent;
    border-radius: var(--gt-radius-sm);
    overflow: hidden;
    width: 80px;
    height: 56px;
    cursor: pointer;
    padding: 0;
    background: none;
    transition: border-color var(--gt-transition), opacity var(--gt-transition);
    opacity: 0.65;
}

.gt-gallery-thumb:hover {
    opacity: 1;
    border-color: var(--gt-gold);
}

.gt-gallery-thumb.is-active {
    border-color: var(--gt-green);
    opacity: 1;
}

.gt-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ================================================
   SIDEBAR CARDS
   ================================================ */
.gt-single-body__sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 80px;
}

.gt-sidebar-card {
    background: var(--gt-white);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius-md);
    padding: 24px;
    box-shadow: var(--gt-shadow-sm);
}

.gt-sidebar-card__heading {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gt-muted);
    margin: 0 0 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--gt-border);
}

.gt-sidebar-card__list {
    margin: 0 0 20px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.gt-sidebar-card__row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.gt-sidebar-card__row dt {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gt-muted);
    min-width: 72px;
    padding-top: 1px;
}

.gt-sidebar-card__row dd {
    font-size: 15px;
    font-weight: 500;
    color: var(--gt-text);
    margin: 0;
}

.gt-sidebar-card__row dd a {
    color: var(--gt-green);
    text-decoration: none;
}

.gt-sidebar-card__row dd a:hover {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.gt-sidebar-card__url {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    color: var(--gt-green) !important;
    word-break: break-all;
}

/* Tools list */
.gt-tools-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.gt-tools-list__item {
    display: inline-block;
    padding: 5px 12px;
    background: var(--gt-gold-pale);
    color: var(--gt-green);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
}

/* CTA card */
.gt-sidebar-card--cta {
    background: var(--gt-green);
    border-color: var(--gt-green);
}

.gt-sidebar-card__cta-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--gt-white);
    margin: 0 0 18px;
    line-height: 1.5;
}

/* ================================================
   LIGHTBOX
   ================================================ */
.gt-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gt-lightbox[hidden] { display: none; }

.gt-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.92);
}

.gt-lightbox__inner {
    position: relative;
    z-index: 2;
    max-width: 90vw;
    max-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gt-lightbox__inner img {
    max-width: 90vw;
    max-height: 88vh;
    width: auto;
    height: auto;
    border-radius: var(--gt-radius-sm);
    box-shadow: 0 16px 64px rgba(0,0,0,0.6);
    display: block;
}

.gt-lightbox__close,
.gt-lightbox__prev,
.gt-lightbox__next {
    position: absolute;
    z-index: 3;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--gt-white);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--gt-transition);
    padding: 0;
}

.gt-lightbox__close:hover,
.gt-lightbox__prev:hover,
.gt-lightbox__next:hover {
    background: rgba(201,168,76,0.3);
    border-color: var(--gt-gold);
}

.gt-lightbox__close { top: 20px; right: 20px; }
.gt-lightbox__prev  { left: 20px; top: 50%; transform: translateY(-50%); }
.gt-lightbox__next  { right: 20px; top: 50%; transform: translateY(-50%); }

/* ================================================
   RELATED PROJECTS
   ================================================ */
.gt-related-projects {
    background: var(--gt-white);
    padding: 80px 0;
    border-top: 1px solid var(--gt-border);
}

.gt-related-projects__heading {
    font-size: 28px;
    font-weight: 700;
    color: var(--gt-green);
    margin: 0 0 36px;
}

/* ================================================
   RESPONSIVE ADJUSTMENTS
   ================================================ */
@media (max-width: 767px) {
    .gt-portfolio-hero { padding: 56px 0 48px; }
    .gt-portfolio-section { padding: 40px 0 64px; }
    .gt-projects-grid { grid-template-columns: 1fr; gap: 20px; }
    .gt-single-body { padding: 40px 0 64px; }
    .gt-single-gallery__thumbs { gap: 8px; }
    .gt-gallery-thumb { width: 64px; height: 46px; }
    .gt-lightbox__prev { left: 10px; }
    .gt-lightbox__next { right: 10px; }
    .gt-single-hero__meta { gap: 16px 24px; }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .gt-projects-grid { grid-template-columns: repeat(2, 1fr); }
}