/* PinkCode Canvas material cards - v1.4.0 - IMMERSIVE STUDY MODE: Mobile fullscreen flashcards with swipe support */

.pinkcode-materials {
    font-family: "Inter", "Segoe UI", sans-serif;
    color: #1c1c1c;
    background: linear-gradient(135deg, #f9f4ff 0%, #fdf2f7 100%);
    border-radius: 32px;
    padding: clamp(28px, 6vw, 48px);
    box-shadow: 0 6px 18px rgba(27, 16, 61, 0.1), 0 20px 42px rgba(27, 16, 61, 0.12);
    position: relative;
    overflow: hidden;
}

.pinkcode-materials::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, rgba(124, 52, 207, 0.15), rgba(246, 90, 192, 0.15));
    pointer-events: none;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.pinkcode-materials__grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr)) !important;
    grid-auto-flow: row;
    grid-auto-rows: auto;
    gap: 24px;
    margin-top: 32px;
    justify-items: stretch;
    width: 100%;
}

.pinkcode-materials .pinkcode-materials__grid {
    grid-template-columns: repeat(1, minmax(0, 1fr)) !important;
}

.pinkcode-materials__grid > .pinkcode-card {
    width: 100%;
}

.pinkcode-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 16px;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    background: linear-gradient(135deg, rgba(106, 50, 159, 0.16), rgba(124, 52, 207, 0.18));
    color: #5f298d;
    text-decoration: none;
    border: 2px solid rgba(106, 50, 159, 0.25);
    box-shadow: 0 6px 12px rgba(106, 50, 159, 0.15);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.pinkcode-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(56, 24, 102, 0.22);
}

.pinkcode-button--primary {
    background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 12px 24px rgba(236, 72, 153, 0.28);
}

.pinkcode-summary {
    background: #ffffff;
    border-radius: 26px;
    padding: clamp(28px, 5vw, 48px);
    box-shadow: 0 12px 28px rgba(139, 92, 246, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.9);
}

.pinkcode-summary__inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.pinkcode-summary__tagline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: #6a329f;
    background: linear-gradient(135deg, rgba(106, 50, 159, 0.15), rgba(124, 52, 207, 0.1));
    padding: 8px 20px;
    border-radius: 999px;
    margin-bottom: 18px;
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.6);
}

.pinkcode-summary__title {
    font-family: "Poppins", "Segoe UI", sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 18px;
    color: #321452;
    background: linear-gradient(135deg, #321452 0%, #6a329f 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pinkcode-summary__description {
    font-size: 1.05rem;
    color: #513a6d;
    line-height: 1.7;
    margin-bottom: 26px;
}

.pinkcode-summary__description p {
    margin-top: 0;
}

.pinkcode-card {
    background: #ffffff;
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 12px 26px rgba(79, 70, 229, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    gap: 18px;
    position: relative;
    overflow: hidden;
}

.pinkcode-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(124, 52, 207, 0.08);
    pointer-events: none;
}

.pinkcode-card__header {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pinkcode-card__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: #6f3bb0;
    background: rgba(124, 52, 207, 0.12);
    padding: 6px 14px;
    border-radius: 999px;
    width: fit-content;
}

.pinkcode-card__title {
    font-family: "Poppins", "Segoe UI", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: #35214f;
}

.pinkcode-card__body {
    font-size: 0.98rem;
    line-height: 1.68;
    color: #514165;
}

.pinkcode-card__body p {
    margin-top: 0;
}

.pinkcode-card__media {
    border-radius: 18px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.02);
    border: 1px solid rgba(15, 23, 42, 0.08);
    width: 100%;
}

.pinkcode-card__media iframe,
.pinkcode-card__media video {
    width: 100%;
    height: 100%;
    min-height: 280px;
    display: block;
    border: 0;
}

.pinkcode-card__media audio {
    width: 100%;
    height: auto;
    display: block;
    border: 0;
}

.pinkcode-card__media--placeholder {
    padding: 32px;
    text-align: center;
    color: #7c40b5;
    font-weight: 500;
    background: rgba(236, 72, 153, 0.08);
}

.pinkcode-card__media-link {
    padding: 32px;
    text-align: center;
    background: rgba(139, 92, 246, 0.12);
    border-radius: 16px;
}

.pinkcode-card__media-link a {
    color: #5f298d;
    font-weight: 600;
    text-decoration: none;
}

.pinkcode-card__media-link a:hover {
    text-decoration: underline;
}

.pinkcode-card--video .pinkcode-card__media {
    aspect-ratio: 16 / 9;
}

.pinkcode-card--podcast .pinkcode-card__media {
    width: 100%;
}

.pinkcode-card--podcast .pinkcode-card__media iframe {
    min-height: 320px;
}

.pinkcode-card__list {
    list-style: none;
    margin: 0;
    padding: 20px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(106, 50, 159, 0.06), rgba(124, 52, 207, 0.04));
    border: 1px solid rgba(106, 50, 159, 0.1);
    display: grid;
    gap: 14px;
}

.pinkcode-card__list li {
    font-size: 0.96rem;
    color: #4a3a61;
    padding: 8px 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: inset 0 0 0 1px rgba(106, 50, 159, 0.08);
}

.pinkcode-card__viewer {
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid rgba(124, 52, 207, 0.18);
    box-shadow: 0 10px 24px rgba(56, 24, 102, 0.18);
}

.pinkcode-card__viewer iframe {
    width: 100%;
    height: 540px;
}

.pinkcode-card__media--image img {
    width: 100%;
    height: auto;
    display: block;
}

.pinkcode-card__footer {
    margin-top: auto;
}

.pinkcode-card__footer {
    display: flex;
    justify-content: center;
}

.pinkcode-card__footer .pinkcode-button {
    width: min(100%, 260px);
    padding-left: 32px;
    padding-right: 32px;
}

.pinkcode-card--custom .pinkcode-card__body--rich {
    background: rgba(255, 255, 255, 0.72);
    border-radius: 16px;
    padding: 18px;
    box-shadow: inset 0 0 0 1px rgba(106, 50, 159, 0.06);
}

.pinkcode-card--flashcards {
    gap: 20px;
}

.pinkcode-flashcards {
    display: grid;
    gap: 16px;
}

.pinkcode-flashcards__controls {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.pinkcode-flashcards__nav {
    border: none;
    border-radius: 999px;
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.16);
    color: #4f2e88;
    font-size: 18px;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.pinkcode-flashcards__nav:hover {
    background: rgba(99, 102, 241, 0.28);
    transform: translateY(-2px);
}

.pinkcode-flashcards__nav:focus-visible {
    outline: 3px solid rgba(236, 72, 153, 0.45);
    outline-offset: 3px;
}

.pinkcode-flashcards__viewport {
    position: relative;
    min-height: 432px;
}

.pinkcode-flashcards__track {
    list-style: none;
    margin: 0;
    padding: 0;
}

.pinkcode-flashcards__slide {
    display: none;
}

.pinkcode-flashcards__slide.is-active {
    display: block;
}

.pinkcode-flashcard {
    position: relative;
    width: 100%;
    min-height: 384px;
    border: none;
    background: transparent;
    cursor: pointer;
    perspective: 1600px;
    display: block;
    padding: 0;
}

.pinkcode-flashcard:focus-visible {
    outline: 3px solid rgba(99, 102, 241, 0.42);
    outline-offset: 6px;
}

.pinkcode-flashcard__inner {
    position: relative;
    width: 100%;
    min-height: 384px;
    transform-style: preserve-3d;
    transition: transform 0.8s ease;
}

.pinkcode-flashcard__face {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1), rgba(139, 92, 246, 0.1));
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: rotateY(0deg);
    overflow-y: auto;
    overflow-x: hidden;
}

.pinkcode-flashcard__face--back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.9), rgba(236, 72, 153, 0.85));
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
}

.pinkcode-flashcard__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-weight: 700;
    color: rgba(79, 70, 229, 0.9);
    background: rgba(79, 70, 229, 0.18);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 12px;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__eyebrow {
    color: #fdf2f8;
    background: rgba(250, 250, 250, 0.18);
}

.pinkcode-flashcard__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.pinkcode-flashcard__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: rgba(79, 70, 229, 0.18);
    color: #4f2e88;
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.6);
}

.pinkcode-flashcard__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.pinkcode-flashcard__tags li {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    background: rgba(124, 52, 207, 0.12);
    color: #4f2e88;
}

.pinkcode-flashcard__copy {
    display: block;
}

.pinkcode-flashcard__copy:not(:last-child) {
    margin-bottom: 10px;
}

.pinkcode-flashcard__prompt {
    display: block;
    margin-top: 12px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(236, 72, 153, 0.1);
    border: 1px solid rgba(236, 72, 153, 0.18);
    color: #3d2a62;
    font-weight: 500;
    box-shadow: inset 0 0 0 1px rgba(236, 72, 153, 0.08);
}

.pinkcode-flashcard__prompt p {
    margin: 0;
}

.pinkcode-flashcard__tips {
    display: block;
    margin-top: 12px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.pinkcode-flashcard__tips p {
    margin: 0;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__badge {
    background: rgba(255, 255, 255, 0.24);
    color: #ffffff;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__tags li {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
}

.pinkcode-flashcard__title {
    margin: 0 0 12px;
    font-size: 1.22rem;
    color: #2f1a52;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__title {
    color: #ffffff;
}

.pinkcode-flashcard__body {
    font-size: 0.98rem;
    line-height: 1.66;
    color: #3d2a62;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pinkcode-flashcard__lang {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(79, 70, 229, 0.88);
    background: rgba(79, 70, 229, 0.16);
    padding: 6px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__lang {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.2);
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__body {
    color: rgba(255, 255, 255, 0.92);
}

.pinkcode-flashcard__body p {
    margin-top: 0;
    margin-bottom: 0.5em;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.pinkcode-flashcard__body p:last-child {
    margin-bottom: 0;
}

.pinkcode-flashcard__body br {
    display: block;
    margin: 0.25em 0;
    content: "";
}

.pinkcode-flashcard__list {
    margin: 16px 0 0;
    padding-left: 18px;
    list-style-position: inside;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pinkcode-flashcard__list li {
    color: #3d2a62;
}

.pinkcode-flashcard__face--back .pinkcode-flashcard__list li {
    color: rgba(255, 255, 255, 0.95);
}

.pinkcode-flashcards__pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.pinkcode-flashcards__dot {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    border: none;
    background: rgba(99, 102, 241, 0.3);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
    padding: 0;
}

.pinkcode-flashcards__dot.is-active {
    background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    transform: scale(1.15);
}

.pinkcode-flashcards__dot:focus-visible {
    outline: 2px solid rgba(236, 72, 153, 0.6);
    outline-offset: 3px;
}

.pinkcode-flashcard.is-flipped .pinkcode-flashcard__inner {
    transform: rotateY(180deg);
}

/* Fullscreen Study Mode Button */
.pinkcode-flashcards__fullscreen {
    display: none; /* Hidden by default, shown on mobile */
    border: none;
    border-radius: 999px;
    width: 42px;
    height: 42px;
    padding: 0;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.95), rgba(236, 72, 153, 0.95));
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.pinkcode-flashcards__fullscreen:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.4);
}

.pinkcode-flashcards__fullscreen:active {
    transform: translateY(0);
}

.pinkcode-flashcards__fullscreen:focus-visible {
    outline: 3px solid rgba(236, 72, 153, 0.6);
    outline-offset: 3px;
}

.pinkcode-flashcards__fullscreen svg {
    display: block;
    margin: 0 auto;
}

/* Fullscreen Study Mode Overlay */
.pinkcode-flashcards--fullscreen {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: linear-gradient(135deg, rgba(67, 56, 202, 0.98), rgba(139, 92, 246, 0.98));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 80px 20px 120px;
    overflow: hidden;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__viewport {
    width: 100%;
    max-width: 100%;
    min-height: 0;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__track {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__slide {
    width: 100%;
    max-width: 90%;
    margin: 0 auto;
    height: auto;
    display: none; /* Hide by default */
    align-items: center;
    justify-content: center;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__slide.is-active {
    display: flex; /* Show only active slide */
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard,
.pinkcode-flashcards--fullscreen .pinkcode-flashcard__inner {
    width: 100%;
    max-width: 100%;
    min-height: 400px;
    height: auto;
    max-height: calc(100vh - 280px);
    margin: 0;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__face {
    min-height: 400px;
    max-height: calc(100vh - 280px);
    padding: 20px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
    font-size: 1.1rem;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__face--front {
    background: #ffffff;
    color: #2f1a52;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__title {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__body {
    font-size: 1.25rem;
    line-height: 1.8;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__list {
    font-size: 1rem;
    margin-top: 20px;
    gap: 12px;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__eyebrow {
    font-size: 0.85rem;
    padding: 8px 16px;
    margin-bottom: 16px;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcard__lang {
    font-size: 0.85rem;
    padding: 8px 14px;
}

/* Fullscreen Progress Indicator */
.pinkcode-flashcards__progress {
    display: none;
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 999px;
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    z-index: 100000;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__progress {
    display: block;
}

/* Fullscreen Card State Indicator */
.pinkcode-flashcards__state {
    display: none;
    position: fixed;
    bottom: 96px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.25);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    padding: 6px 16px;
    border-radius: 999px;
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    z-index: 100000;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__state {
    display: block;
}

/* Fullscreen Exit Button */
.pinkcode-flashcards__exit {
    display: none;
    position: fixed;
    top: 16px;
    right: 50%;
    transform: translateX(50%);
    width: 50px;
    height: 50px;
    padding: 0;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: white;
    font-size: 28px;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__exit {
    display: flex;
}

.pinkcode-flashcards__exit:hover,
.pinkcode-flashcards__exit:focus {
    background: rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 0.7);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.pinkcode-flashcards__exit:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.5);
}
/* Fullscreen Navigation Buttons */
.pinkcode-flashcards--fullscreen .pinkcode-flashcards__controls {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 16px;
    z-index: 100000;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__nav {
    width: 56px;
    height: 56px;
    font-size: 24px;
    background: rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.pinkcode-flashcards--fullscreen .pinkcode-flashcards__nav:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Hide fullscreen button when in fullscreen mode */
.pinkcode-flashcards--fullscreen .pinkcode-flashcards__fullscreen {
    display: none;
}

/* Hide footer/pagination in fullscreen */
.pinkcode-flashcards--fullscreen .pinkcode-flashcards__footer {
    display: none;
}

@media (max-width: 768px) {
    .pinkcode-materials {
        border-radius: 24px;
        padding: 28px 20px;
    }

    .pinkcode-card {
        padding: 24px;
    }

    /* Show fullscreen button on mobile */
    .pinkcode-flashcards__fullscreen {
        display: inline-flex;
    }

    /* Flashcard mobile optimizations */
    .pinkcode-flashcard,
    .pinkcode-flashcard__inner {
        min-height: 336px;
        width: 95%;
        margin: 0 auto;
    }

    .pinkcode-flashcard__face {
        padding: 20px;
        border-radius: 16px;
        left: 0;
        right: 0;
    }

    .pinkcode-flashcard__title {
        font-size: 1.1rem;
    }

    .pinkcode-flashcard__body {
        font-size: 0.92rem;
    }

    .pinkcode-flashcards__viewport {
        min-height: 360px;
    }
}

@media (max-width: 540px) {
    .pinkcode-materials__grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .pinkcode-card {
        padding: 22px;
        border-radius: 20px;
    }

    .pinkcode-card__viewer iframe {
        height: 420px;
    }

    /* Flashcard small mobile optimizations */
    .pinkcode-flashcard,
    .pinkcode-flashcard__inner {
        min-height: 312px;
        width: 95%;
        margin: 0 auto;
    }

    .pinkcode-flashcard__face {
        padding: 18px;
        border-radius: 14px;
        left: 0;
        right: 0;
    }

    .pinkcode-flashcard__title {
        font-size: 1.05rem;
        margin-bottom: 10px;
    }

    .pinkcode-flashcard__eyebrow {
        font-size: 0.7rem;
        padding: 5px 12px;
        margin-bottom: 10px;
    }

    .pinkcode-flashcard__body {
        font-size: 0.88rem;
        gap: 8px;
    }

    .pinkcode-flashcard__lang {
        font-size: 0.7rem;
        padding: 5px 10px;
    }

    .pinkcode-flashcard__list {
        font-size: 0.85rem;
        margin-top: 14px;
        padding-left: 16px;
    }

    .pinkcode-flashcards__viewport {
        min-height: 336px;
    }

    .pinkcode-flashcards__controls {
        gap: 10px;
        justify-content: center;
    }

    .pinkcode-flashcards__nav {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .pinkcode-flashcards__dot {
        width: 8px;
        height: 8px;
    }

    .pinkcode-flashcards__pagination {
        gap: 6px;
        flex-wrap: wrap;
        max-width: 100%;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .pinkcode-flashcard {
        -webkit-tap-highlight-color: rgba(99, 102, 241, 0.2);
    }

    .pinkcode-flashcards__nav {
        min-width: 44px;
        min-height: 44px;
    }

    .pinkcode-flashcards__dot {
        /* Maintain visual size but add padding for touch target */
        padding: 16px;
        min-width: 0;
        min-height: 0;
    }

    .pinkcode-flashcard__face {
        /* Prevent text selection on touch devices */
        -webkit-user-select: none;
        user-select: none;
    }
}

/* Landscape mobile optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .pinkcode-flashcard,
    .pinkcode-flashcard__inner {
        min-height: 288px;
    }

    .pinkcode-flashcards__viewport {
        min-height: 312px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pinkcode-button,
    .pinkcode-card,
    .pinkcode-flashcard__face,
    .pinkcode-flashcards__nav,
    .pinkcode-flashcards__dot {
        transition: none;
    }
}