“Tonitrus”是使用 FontVibe AI 创作的维京文字效果。北欧维京符文字体，凿刻石纹、北欧绳结图案、饱经战火的金属质感，满满的古斯堪的纳维亚气息。

ancient Norse warrior aesthetic — stark angular geometry, battle-forged weight, the material permanence of things built to outlast kingdoms. Directional forge-light or cold torch-light that sculpts every letterform face into high relief. Color palette: iron-grey, aged bronze, cold granite, dark amber — no soft pastels, no unmotivated gradients. Every letter reads as an object with real physical mass. When no specific material is defined by the font: default to battle-worn dark iron — cold charcoal-grey letter body with visible forge-hammer surface texture, narrow cold specular highlight on the upper stroke edge, deep iron shadow on the underside, hairline stress-fracture lines along diagonal strokes. The Norse blacksmith's iron: heavy, angular, built for war. Create a premium Norse mythology title image for the exact word “Tonitrus,” set as one prominent line across the upper-middle of the composition. Preserve the spelling exactly; do not add any other lettering. Let the title dominate, occupying roughly three-quarters of the canvas width, with generous clear space around its edges and enough separation from the landscape to read instantly. Place it above a weather-beaten granite runestone on a high, windswept moor, its broad face incised with spare angular Elder Futhark marks that remain secondary and unreadable as words. Beyond it, a vast battlefield plain recedes into cold steel-blue dusk, with distant dark ridges, a few abandoned shields, and a Norse longship reduced to a silhouette near the horizon. A narrow bolt of lightning forks through the cloud bank behind the title, outlining the scene without obscuring the letters. Amber firelight from a low brazier at the edge of the frame catches drifting ash and the stone’s chipped edges; cold twilight shapes the open landscape and creates strong atmospheric depth. Keep the layout bold, restrained, and cinematic, balancing severe iron-and-stone weight against a small, vivid warmth of fire. No figures, extra symbols, borders, or decorative captions.