/* ============================================
   SMART-50 PAGE - ROYAL SCROLL EXPERIENCE
   Follows the HOME page frontend approach.
   ============================================ */

/* --- Background --- */
.smart-idea-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(180, 120, 50, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(180, 120, 50, 0.08) 0%, transparent 60%),
        var(--color-bg-primary);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* --- Floating Particles --- */
.smart-idea-particles {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.smart-idea-particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(230, 169, 60, 0.8) 0%, rgba(230, 169, 60, 0) 70%);
    animation: floatUp linear infinite;
    opacity: 0;
}

@keyframes floatUp {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.7;
    }
    80% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-10vh) scale(1);
        opacity: 0;
    }
}

/* --- Scroll Wrapper --- */
.smart-idea-scroll-wrapper {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    min-height: 100vh;
    padding: 40px 20px;
    width: 100%;
    box-sizing: border-box;
}

/* --- Opened Scroll Experience --- */
.smart-idea-opened-scroll {
    max-width: 900px;
    width: 100%;
    position: relative;
    z-index: 2;
    margin: 0 auto;
}

/* Scroll outer parchment */
.smart-idea-scroll-outer {
    position: relative;
    background:
        linear-gradient(135deg, #8B6914 0%, #C8A050 2%, transparent 2%),
        linear-gradient(225deg, #8B6914 0%, #C8A050 2%, transparent 2%),
        linear-gradient(to bottom, #F4E4C1 0%, #E8D5A8 30%, #DCC89D 70%, #C8B080 100%);
    border-radius: 12px;
    padding: 50px 40px 40px;
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 0 80px rgba(80, 50, 20, 0.15);
    overflow: hidden;
}

/* Parchment texture overlay */
.smart-idea-scroll-outer::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 3px,
            rgba(100, 70, 30, 0.02) 3px,
            rgba(100, 70, 30, 0.02) 6px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 4px,
            rgba(100, 70, 30, 0.015) 4px,
            rgba(100, 70, 30, 0.015) 8px
        );
    pointer-events: none;
    z-index: 0;
}

/* Top/Bottom rod decorations */
.smart-idea-scroll-rod-top,
.smart-idea-scroll-rod-bottom {
    position: absolute;
    left: -10px;
    right: -10px;
    height: 22px;
    background: linear-gradient(180deg, #E6C87A 0%, #9B7B2A 40%, #C8A050 60%, #8B6914 100%);
    border-radius: 6px;
    box-shadow:
        0 3px 10px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    z-index: 2;
}

.smart-idea-scroll-rod-top {
    top: 0;
}

.smart-idea-scroll-rod-bottom {
    bottom: 0;
}

.smart-idea-scroll-rod-cap-outer {
    position: absolute;
    top: -8px;
    width: 30px;
    height: 36px;
    background: linear-gradient(180deg, #F0D88A 0%, #A08030 60%, #705010 100%);
    border-radius: 5px;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.5);
    z-index: 3;
}

.smart-idea-scroll-rod-cap-outer.left {
    left: -6px;
}

.smart-idea-scroll-rod-cap-outer.right {
    right: -6px;
}

/* Content inside scroll */
.smart-idea-scroll-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

/* Section Images */
.smart-idea-section-image {
    display: block;
    max-width: 98%;
    width: 100%;
    max-height: none;
    height: auto;
    margin: 0 auto 24px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
    object-fit: contain;
}

.smart-idea-image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 0 auto 24px;
    padding: 48px 24px;
    max-width: 90%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(180, 130, 70, 0.4);
    border-radius: 12px;
    text-align: center;
}

.smart-idea-placeholder-icon {
    font-size: 48px;
    opacity: 0.7;
}

.smart-idea-placeholder-text {
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    font-size: 18px;
    color: #5C3D2E;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 0;
}

.smart-idea-placeholder-hint {
    font-family: 'Lato', sans-serif;
    font-weight: 400;
    font-size: 13px;
    color: #7A5A42;
    line-height: 1.6;
    max-width: 400px;
}

/* Journey Section */
.smart-idea-journey-section {
    margin-top: 32px;
    padding: 32px 28px;
    background: linear-gradient(180deg, rgba(255, 250, 240, 0.5) 0%, rgba(240, 225, 200, 0.3) 100%);
    border: 1px solid rgba(180, 130, 70, 0.3);
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.smart-idea-journey-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.smart-idea-journey-title {
    font-family: 'Lato', sans-serif;
    font-weight: 900;
    font-size: 32px;
    color: #000000;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3);
}

.smart-idea-journey-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: 'Lato', sans-serif;
    font-weight: 700;
    font-size: 19px;
    color: #000;
    background: linear-gradient(135deg, #C8A050, #8B6914);
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    letter-spacing: 1px;
    text-transform: uppercase;
    box-shadow: 0 4px 16px rgba(139, 105, 20, 0.3);
    transition: all 0.3s ease;
}

.smart-idea-journey-btn:hover {
    background: linear-gradient(135deg, #D8B060, #9B7B2A);
    box-shadow: 0 6px 24px rgba(139, 105, 20, 0.4);
    transform: translateY(-2px);
}

.smart-idea-journey-btn-icon {
    font-size: 1.2rem;
}

.smart-idea-journey-btn-arrow {
    font-size: 1.3rem;
    font-weight: 900;
}

/* Glow effect on scroll */
.smart-idea-scroll-glow {
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 120px;
    background: radial-gradient(ellipse, rgba(230, 169, 60, 0.25) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.5;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translateX(-50%) scale(1.1);
    }
}

/* --- Reveal Animation Classes --- */
.smart-idea-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.smart-idea-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- No content state --- */
.smart-idea-no-content {
    text-align: center;
    padding: 60px 20px;
}

.smart-idea-no-content h2 {
    font-family: 'Lato', sans-serif;
    font-weight: 900;
    font-size: 32px;
    color: #E6C87A;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 16px;
}

.smart-idea-no-content p {
    font-family: 'Lato', sans-serif;
    font-size: 16px;
    color: #B8A898;
    line-height: 1.7;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .smart-idea-scroll-wrapper {
        padding: 20px 12px;
    }

    .smart-idea-scroll-outer {
        padding: 40px 20px 28px;
    }

    .smart-idea-scroll-outer {
        padding: 34px 14px 22px;
    }

    .smart-idea-section-image {
        margin-bottom: 16px;
    }

    .smart-idea-image-placeholder {
        padding: 32px 18px;
    }

    .smart-idea-journey-title {
        font-size: 24px;
        letter-spacing: 1px;
    }

    .smart-idea-journey-section {
        padding: 24px 18px;
    }

    .smart-idea-journey-btn {
        padding: 12px 24px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .smart-idea-journey-title {
        font-size: 20px;
        letter-spacing: 0.5px;
    }

    .smart-idea-scroll-outer {
        padding: 28px 10px 18px;
    }

    .smart-idea-scroll-rod-top,
    .smart-idea-scroll-rod-bottom {
        height: 14px;
    }

    .smart-idea-scroll-rod-cap-outer {
        width: 22px;
        height: 28px;
        top: -6px;
    }

    .smart-idea-journey-btn {
        padding: 10px 18px;
        font-size: 14px;
        width: 100%;
        text-align: center;
    }
}