/* Responsive Breakpoints */

/* Mobile First: Default is 1 column */

/* ========================================
   MOBILE MENU STYLES
   ======================================== */

/* Hamburger Button */
.menu-toggle {
    display: none;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger-box {
    display: block;
    width: 24px;
    height: 16px;
    position: relative;
}

.hamburger-inner,
.hamburger-inner::before,
.hamburger-inner::after {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text);
    position: absolute;
    transition: transform 0.2s ease;
}

.hamburger-inner {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger-inner::before {
    content: '';
    top: -7px;
}

.hamburger-inner::after {
    content: '';
    bottom: -7px;
}

/* Mobile Menu State (Open) */
.menu-toggle[aria-expanded="true"] .hamburger-inner {
    transform: translateY(-50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .hamburger-inner::before {
    transform: rotate(90deg);
    top: 0;
}

.menu-toggle[aria-expanded="true"] .hamburger-inner::after {
    transform: rotate(90deg);
    bottom: 0;
}

/* Mobile Navigation Styles */
@media (max-width: 767px) {
    .menu-toggle {
        display: block;
        margin-left: auto;
    }

    .main-navigation {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--surface);
        border-bottom: 1px solid var(--border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }

    .main-navigation.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .main-navigation ul {
        flex-direction: column;
        padding: 20px;
        gap: 0;
    }

    .main-navigation li {
        border-bottom: 1px solid var(--border);
    }

    .main-navigation li:last-child {
        border-bottom: none;
    }

    .main-navigation a {
        display: block;
        padding: 15px 0;
        font-size: 14px;
    }

    .header-container {
        position: relative;
        flex-wrap: wrap;
    }

    .site-header {
        height: auto;
        min-height: var(--header-height);
        padding: 10px 24px;
    }

    .header-search {
        width: 100%;
        order: 3;
        margin-top: 15px;
    }

    .search-input-group {
        width: 100%;
    }
}

/* Tablet: 768px (3 columns) */
@media (min-width: 768px) {
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .entry-title {
        font-size: 28px;
    }

    .menu-toggle {
        display: none;
    }
}

/* Desktop: 1200px (5 columns) */
@media (min-width: 1200px) {
    .video-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .entry-title {
        font-size: 32px;
    }
}

/* Small Mobile Adjustments */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .entry-title {
        font-size: 20px;
    }

    .vote-group {
        width: 100%;
    }

    .tool-group {
        width: 100%;
        justify-content: flex-end;
    }
}