/* =============================================================
   Homepage Anniversary Sections — 30 năm TECOTEC GROUP
   Wallpaper download + Avatar frame promo
   ============================================================= */

/* ── Section shared base ─────────────────────────────────────── */
.hp-anniv {
    position: relative;
    overflow: hidden;
    font-family: var(--font-main, 'Inter', sans-serif);
}

.hp-anniv__shell {
    position: relative;
    z-index: 2;
}

/* ── Wallpaper Section ───────────────────────────────────────── */
.hp-wallpaper {
    background: var(--section-background-gradient);
    padding: 100px 0;
}

/* Animated star-particle background */
.hp-wallpaper::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 50%, rgba(11, 44, 95, 0.8) 0%, transparent 70%),
        radial-gradient(ellipse 40% 60% at 80% 30%, rgba(254, 124, 3, 0.12) 0%, transparent 60%);
    z-index: 0;
}

.hp-wallpaper__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

/* Left: text content */
.hp-wallpaper__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color, #fe7c03);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.hp-wallpaper__eyebrow::before {
    content: '';
    display: block;
    width: 28px;
    height: 2px;
    background: var(--secondary-color, #fe7c03);
    flex-shrink: 0;
}

.hp-wallpaper__title {
    margin: 0 0 1.25rem;
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.35;
    color: #ffffff;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.hp-wallpaper__title span {
    color: var(--secondary-color, #fe7c03);
}

.hp-wallpaper__desc {
    margin: 0 0 2rem;
    color: rgba(255, 255, 255, 0.65);
    font-size: 1.05rem;
    line-height: 1.75;
    max-width: 50ch;
}

/* Device download pills */
.hp-wallpaper__sizes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2.25rem;
}

.hp-wallpaper__size-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.82rem;
    font-weight: 600;
}

.hp-wallpaper__size-pill svg {
    flex-shrink: 0;
    opacity: 0.7;
}

/* CTA button */
.hp-wallpaper__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.95rem 2rem;
    border-radius: 60px;
    background: var(--secondary-color, #fe7c03);
    color: #ffffff !important;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.28s ease,
                background 0.2s ease;
    box-shadow: 0 8px 30px rgba(254, 124, 3, 0.35);
}

.hp-wallpaper__btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(254, 124, 3, 0.5);
    color: #ffffff !important;
}

.hp-wallpaper__btn svg {
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.hp-wallpaper__btn:hover svg {
    transform: translateY(2px);
}

/* Right: visual mockup */
.hp-wallpaper__visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hp-wallpaper__devices {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

/* Desktop frame mockup */
.hp-wallpaper__desktop-frame {
    position: relative;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 10px 10px 24px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

.hp-wallpaper__desktop-frame::after {
    content: '';
    display: block;
    width: 60px;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    margin: 8px auto 0;
}

.hp-wallpaper__desktop-frame::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    margin: 0 0 6px 8px;
    box-shadow: 14px 0 0 rgba(255,255,255,0.2), 28px 0 0 rgba(255,255,255,0.2);
}

.hp-wallpaper__desktop-img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 6px;
    object-fit: cover;
    aspect-ratio: 16 / 9;
}

/* Phone frame overlay */
.hp-wallpaper__phone-frame {
    position: absolute;
    bottom: -20px;
    right: -30px;
    width: 100px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 16px;
    padding: 6px 6px 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.hp-wallpaper__phone-frame::before {
    content: '';
    display: block;
    width: 20px;
    height: 4px;
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
    margin: 0 auto 4px;
}

.hp-wallpaper__phone-img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
    aspect-ratio: 9 / 19;
}

/* Floating badge */
.hp-wallpaper__badge {
    position: absolute;
    top: -18px;
    left: -20px;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.65rem 1rem;
    background: linear-gradient(135deg, var(--primary-color, #0b2c5f), #164080);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.35);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    animation: hp-float 3s ease-in-out infinite;
}

@keyframes hp-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* Floating animations for surrounding cards */
@keyframes hp-float-left {
    0%, 100% { transform: translateX(-190px) scale(0.88) rotate(-8deg); }
    50%       { transform: translateX(-190px) scale(0.88) rotate(-8deg) translateY(-10px); }
}

@keyframes hp-float-right {
    0%, 100% { transform: translateX(190px) scale(0.88) rotate(8deg); }
    50%       { transform: translateX(190px) scale(0.88) rotate(8deg) translateY(10px); }
}

@keyframes hp-float-top {
    0%, 100% { transform: translateY(-185px) scale(0.84) rotate(5deg); }
    50%       { transform: translateY(-185px) scale(0.84) rotate(5deg) translateX(10px); }
}

@keyframes hp-float-bottom {
    0%, 100% { transform: translateY(185px) scale(0.84) rotate(-5deg); }
    50%       { transform: translateY(185px) scale(0.84) rotate(-5deg) translateX(-10px); }
}

/* ── Avatar Section ──────────────────────────────────────────── */
.hp-avatar {
    background: var(--section-background-gradient-vertical);
    padding: 100px 0;
}

.hp-avatar::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 70% at 75% 50%, rgba(11, 44, 95, 0.7) 0%, transparent 70%),
        radial-gradient(ellipse 30% 40% at 15% 60%, rgba(254, 124, 3, 0.08) 0%, transparent 60%);
    z-index: 0;
}

/* Top decorative separator line */
.hp-avatar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, rgba(254,124,3,0.6), transparent);
}

.hp-avatar__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

/* Right: text */
.hp-avatar__content {
    order: 2;
}

.hp-avatar__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color, #fe7c03);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.hp-avatar__eyebrow::after {
    content: '';
    display: block;
    width: 28px;
    height: 2px;
    background: var(--secondary-color, #fe7c03);
    flex-shrink: 0;
}

.hp-avatar__title {
    margin: 0 0 1.25rem;
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.35;
    color: #ffffff;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.hp-avatar__title span {
    color: var(--secondary-color, #fe7c03);
}

.hp-avatar__desc {
    margin: 0 0 2rem;
    color: rgba(255, 255, 255, 0.65);
    font-size: 1.05rem;
    line-height: 1.75;
    max-width: 50ch;
}

/* Step pills */
.hp-avatar__steps {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2.25rem;
}

.hp-avatar__step {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hp-avatar__step-num {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(254, 124, 3, 0.15);
    border: 1px solid rgba(254, 124, 3, 0.35);
    color: var(--secondary-color, #fe7c03);
    font-size: 0.82rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hp-avatar__step-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    font-weight: 500;
}

/* CTA Button */
.hp-avatar__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.95rem 2rem;
    border-radius: 60px;
    background: transparent;
    border: 2px solid var(--secondary-color, #fe7c03);
    color: var(--secondary-color, #fe7c03) !important;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1),
                background 0.22s ease,
                color 0.22s ease,
                box-shadow 0.28s ease;
}

.hp-avatar__btn:hover {
    background: var(--secondary-color, #fe7c03);
    color: #ffffff !important;
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(254, 124, 3, 0.4);
}

.hp-avatar__btn svg {
    transition: transform 0.25s ease;
}

.hp-avatar__btn:hover svg {
    transform: translateX(4px);
}

/* Left: Visual — avatar carousel mockup */
.hp-avatar__visual {
    order: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hp-avatar__carousel {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    height: 440px;
}

/* Individual avatar mockup cards */
.hp-avatar__card {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 24px;
    overflow: hidden;
    border: 3px solid rgba(255,255,255,0.12);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

/* Center card — main hero */
.hp-avatar__card--center {
    position: relative;
    z-index: 4;
    width: 260px;
    height: 260px;
    border-color: var(--secondary-color, #fe7c03);
    box-shadow: 0 0 0 1px rgba(254,124,3,0.3), 0 30px 60px rgba(0,0,0,0.6);
}

.hp-avatar__card--left {
    z-index: 3;
    opacity: 0.75;
    filter: blur(0.5px);
    transform: translateX(-190px) scale(0.88) rotate(-8deg);
}

.hp-avatar__card--right {
    z-index: 3;
    opacity: 0.75;
    filter: blur(0.5px);
    transform: translateX(190px) scale(0.88) rotate(8deg);
}

.hp-avatar__card--top {
    z-index: 3;
    opacity: 0.7;
    filter: blur(0.5px);
    transform: translateY(-185px) scale(0.84) rotate(5deg);
}

.hp-avatar__card--bottom {
    z-index: 3;
    opacity: 0.7;
    filter: blur(0.5px);
    transform: translateY(185px) scale(0.84) rotate(-5deg);
}


.hp-avatar__card-inner {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color, #0b2c5f) 0%, var(--dark-navy, #051a3a) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* Simulated frame ring inside card */
.hp-avatar__card-inner::before {
    content: '';
    position: absolute;
    inset: 6px;
    border-radius: 50%;
    border: 4px solid rgba(254, 124, 3, 0.5);
    box-shadow: inset 0 0 20px rgba(254, 124, 3, 0.1);
}

/* Person silhouette */
.hp-avatar__card-inner::after {
    content: '';
    position: absolute;
    bottom: 16%;
    left: 50%;
    transform: translateX(-50%);
    width: 54%;
    height: 54%;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
}

.hp-avatar__card-logo {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 40px;
    height: auto;
    opacity: 0.9;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

.hp-avatar__card-frame {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hp-avatar__card-frame svg {
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0;
}

/* Photo placeholder */
.hp-avatar__card-photo {
    position: absolute;
    inset: 14px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hp-avatar__card-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* ── Hashtag notice bar ───────────────────────────────────────── */
.hp-anniv-hashtag {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 0.85rem 1.5rem;
    background: rgba(254, 124, 3, 0.08);
    border: 1px solid rgba(254, 124, 3, 0.2);
    border-radius: 8px;
    margin-top: 2.5rem;
}

.hp-anniv-hashtag__text {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.6);
    font-weight: 500;
}

.hp-anniv-hashtag__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.hp-anniv-hashtag__tag {
    color: var(--secondary-color, #fe7c03);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    transition: opacity 0.2s;
}

.hp-anniv-hashtag__tag:hover {
    opacity: 0.75;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hp-wallpaper__grid,
    .hp-avatar__grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }

    .hp-avatar__content {
        order: 1;
    }

    .hp-avatar__visual {
        order: 2;
    }

    .hp-wallpaper,
    .hp-avatar {
        padding: 70px 0;
    }

    .hp-wallpaper__desc,
    .hp-avatar__desc {
        max-width: 100%;
    }

    .hp-wallpaper__title,
    .hp-avatar__title {
        font-size: 2.1rem;
    }

    .hp-wallpaper__title br,
    .hp-avatar__title br {
        display: none;
    }

    /* Fix visual section overflow & alignment on tablet */
    .hp-wallpaper__visual {
        padding-right: 30px; /* Room for the phone frame */
    }

    .hp-wallpaper__devices {
        max-width: 640px; /* Allow it to be wider on tablet */
        width: 100%;
        margin: 0 auto;
    }

    .hp-wallpaper__phone-frame {
        right: -25px;
        width: 100px;
    }

    .hp-anniv-hashtag {
        margin-top: 3.8rem;
    }
}

@media (max-width: 640px) {
    .hp-wallpaper,
    .hp-avatar {
        padding: 60px 0;
    }

    .hp-wallpaper__title,
    .hp-avatar__title {
        font-size: 1.85rem;
    }

    .hp-wallpaper__desc,
    .hp-avatar__desc {
        font-size: 0.98rem;
    }

    .hp-avatar__carousel {
        height: 320px;
    }

    .hp-avatar__card--center {
        width: 190px;
        height: 190px;
    }

    .hp-avatar__card--left {
        transform: translateX(-130px) scale(0.82) rotate(-8deg);
    }

    .hp-avatar__card--right {
        transform: translateX(130px) scale(0.82) rotate(8deg);
    }

    .hp-avatar__card--top {
        transform: translateY(-135px) scale(0.78) rotate(5deg);
    }

    .hp-avatar__card--bottom {
        transform: translateY(135px) scale(0.78) rotate(-5deg);
    }

    .hp-wallpaper__visual {
        padding-right: 15px; /* Adjust room for phone frame on mobile */
    }

    .hp-wallpaper__devices {
        max-width: 320px;
    }

    .hp-wallpaper__phone-frame {
        right: -15px;
        width: 80px;
    }

    .hp-anniv-hashtag {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}